2024-09-24 18:41:12 INFO ::casa Using user configuration file /home/casatest/.casa/config.py
2024-09-24 18:41:12 INFO ::casa loaded config file : /wheeldirectory/casa-CAS-14371-4-py3.8.el8/lib/py/lib/python3.8/site-packages/casaconfig/config.py
2024-09-24 18:41:12 INFO ::casa loaded config file : /home/casatest/.casa/config.py
2024-09-24 18:41:12 INFO ::casa
2024-09-24 18:41:12 INFO ::casa config values
2024-09-24 18:41:12 INFO ::casa agg = False
2024-09-24 18:41:12 INFO ::casa cachedir = '/home/casatest/.casa'
2024-09-24 18:41:12 INFO ::casa casaconfig_verbose = 1
2024-09-24 18:41:12 INFO ::casa colors = 'Neutral'
2024-09-24 18:41:12 INFO ::casa data_auto_update = False
2024-09-24 18:41:12 INFO ::casa datapath = ['/opt/casa/data/master', '/opt/casa/data/casatestdata']
2024-09-24 18:41:12 INFO ::casa iplog = False
2024-09-24 18:41:12 INFO ::casa iplogfile = '/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/ipython-20240924-184109.log'
2024-09-24 18:41:12 INFO ::casa log2term = True
2024-09-24 18:41:12 INFO ::casa logfile = '/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/casa-20240924-184109.log'
2024-09-24 18:41:12 INFO ::casa measures_auto_update = False
2024-09-24 18:41:12 INFO ::casa measurespath = '/opt/casa/data/master'
2024-09-24 18:41:12 INFO ::casa nogui = False
2024-09-24 18:41:12 INFO ::casa nologfile = False
2024-09-24 18:41:12 INFO ::casa nologger = True
2024-09-24 18:41:12 INFO ::casa pipeline = False
2024-09-24 18:41:12 INFO ::casa startupfile = '/home/casatest/.casa/startup.py'
2024-09-24 18:41:12 INFO ::casa user_site = False
2024-09-24 18:41:12 INFO ::casa
2024-09-24 18:41:12 INFO ::casa casarundata version is unknown, this is probably a legacy version not installed by casaconfig
2024-09-24 18:41:12 INFO ::casa measures version is unknown, this is probably a legacy version not installed by casaconfig
2024-09-24 18:41:12 INFO ::casa
2024-09-24 18:41:12 INFO ::casa Checking Measures tables in data repository sub-directory /opt/casa/data/master/geodetic
2024-09-24 18:41:12 INFO ::casa IERSeop2000 (version date, last date in table (UTC)): 2024/08/31/15:00, 2024/08/01/00:00:00
2024-09-24 18:41:12 INFO ::casa IERSeop97 (version date, last date in table (UTC)): 2024/08/31/15:00, 2024/08/01/00:00:00
2024-09-24 18:41:12 INFO ::casa IERSpredict (version date, last date in table (UTC)): 2024/09/23/15:00, 2024/12/22/00:00:00
2024-09-24 18:41:12 INFO ::casa TAI_UTC (version date, last date in table (UTC)): 2024/08/28/15:00, 2017/01/01/00:00:00
2024-09-24 18:41:15 INFO phaseshift::::casa ##########################################
2024-09-24 18:41:15 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:41:15 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' )
2024-09-24 18:41:15 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms
2024-09-24 18:41:15 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:41:15 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms
2024-09-24 18:41:15 INFO MSTransformManager::parseDataSelParams array selection is 1
2024-09-24 18:41:15 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:41:15 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:41:15 INFO MSTransformManager::initDataSelectionParams Selected Arrays Ids are [1]
2024-09-24 18:41:15 INFO MSTransformManager::open Select data
2024-09-24 18:41:15 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:41:15 SEVERE phaseshift::::casa MSSelectionNullSelection : The selected table has zero rows.
2024-09-24 18:41:15 INFO name:: No table opened.
2024-09-24 18:41:15 INFO name:: No table opened.
2024-09-24 18:41:15 SEVERE phaseshift::::casa Exception Reported: Error in phaseshift: MSSelectionNullSelection : The selected table has zero rows.
2024-09-24 18:41:15 INFO phaseshift::::casa Traceback (most recent call last):
2024-09-24 18:41:15 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14371-4-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 109, in phaseshift
2024-09-24 18:41:15 INFO phaseshift::::casa+ mtlocal.open()
2024-09-24 18:41:15 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14371-4-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/mstransformer.py", line 36, in open
2024-09-24 18:41:15 INFO phaseshift::::casa+ return self._swigobj.open()
2024-09-24 18:41:15 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14371-4-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/__casac__/mstransformer.py", line 176, in open
2024-09-24 18:41:15 INFO phaseshift::::casa+ return _mstransformer.mstransformer_open(self)
2024-09-24 18:41:15 INFO phaseshift::::casa+ RuntimeError: MSSelectionNullSelection : The selected table has zero rows.
2024-09-24 18:41:15 INFO phaseshift::::casa+
2024-09-24 18:41:15 INFO phaseshift::::casa+ During handling of the above exception, another exception occurred:
2024-09-24 18:41:15 INFO phaseshift::::casa+
2024-09-24 18:41:15 INFO phaseshift::::casa+ Traceback (most recent call last):
2024-09-24 18:41:15 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14371-4-py3.8.el8/lib/py/lib/python3.8/site-packages/casashell/private/phaseshift.py", line 556, in __call__
2024-09-24 18:41:15 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'] )
2024-09-24 18:41:15 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14371-4-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 120, in phaseshift
2024-09-24 18:41:15 INFO phaseshift::::casa+ raise RuntimeError(str(instance))
2024-09-24 18:41:15 INFO phaseshift::::casa+ RuntimeError: MSSelectionNullSelection : The selected table has zero rows.
2024-09-24 18:41:15 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:41:15.392903 End time: 2024-09-24 18:41:15.431357
2024-09-24 18:41:15 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:41:15 INFO phaseshift::::casa ##########################################
2024-09-24 18:41:15 INFO phaseshift::::casa ##########################################
2024-09-24 18:41:15 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:41:15 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' )
2024-09-24 18:41:15 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms
2024-09-24 18:41:15 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:41:15 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms
2024-09-24 18:41:15 INFO MSTransformManager::parseDataSelParams array selection is 0
2024-09-24 18:41:15 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:41:15 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:41:15 INFO MSTransformManager::initDataSelectionParams Selected Arrays Ids are [0]
2024-09-24 18:41:15 INFO MSTransformManager::open Select data
2024-09-24 18:41:15 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:41:16 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM0_Pallas_57501.36900000.tab for output field Pallas
2024-09-24 18:41:16 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM1_Neptune_57501.36900000.tab for output field Neptune
2024-09-24 18:41:17 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 00h06m14 -06d23m35 successfully parsed
2024-09-24 18:41:17 INFO phaseshift::::casa Shift phase center
2024-09-24 18:41:17 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:41:15.432335 End time: 2024-09-24 18:41:16.750462
2024-09-24 18:41:17 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:41:17 INFO phaseshift::::casa ##########################################
2024-09-24 18:41:18 INFO phaseshift::::casa ##########################################
2024-09-24 18:41:18 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:41:18 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' )
2024-09-24 18:41:18 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms
2024-09-24 18:41:18 INFO MSTransformManager::parseMsSpecParams Data column is MODEL
2024-09-24 18:41:18 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms
2024-09-24 18:41:18 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:41:18 WARN MSTransformManager::checkDataColumnsToFill MODEL_DATA column requested but not available in input MS
2024-09-24 18:41:18 INFO MSTransformManager::open Select data
2024-09-24 18:41:18 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:41:18 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).
2024-09-24 18:41:18 INFO name:: No table opened.
2024-09-24 18:41:18 INFO name:: No table opened.
2024-09-24 18:41:18 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).
2024-09-24 18:41:18 INFO phaseshift::::casa Traceback (most recent call last):
2024-09-24 18:41:18 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14371-4-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 109, in phaseshift
2024-09-24 18:41:18 INFO phaseshift::::casa+ mtlocal.open()
2024-09-24 18:41:18 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14371-4-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/mstransformer.py", line 36, in open
2024-09-24 18:41:18 INFO phaseshift::::casa+ return self._swigobj.open()
2024-09-24 18:41:18 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14371-4-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/__casac__/mstransformer.py", line 176, in open
2024-09-24 18:41:18 INFO phaseshift::::casa+ return _mstransformer.mstransformer_open(self)
2024-09-24 18:41:18 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).
2024-09-24 18:41:18 INFO phaseshift::::casa+
2024-09-24 18:41:18 INFO phaseshift::::casa+ During handling of the above exception, another exception occurred:
2024-09-24 18:41:18 INFO phaseshift::::casa+
2024-09-24 18:41:18 INFO phaseshift::::casa+ Traceback (most recent call last):
2024-09-24 18:41:18 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14371-4-py3.8.el8/lib/py/lib/python3.8/site-packages/casashell/private/phaseshift.py", line 556, in __call__
2024-09-24 18:41:18 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'] )
2024-09-24 18:41:18 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14371-4-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 120, in phaseshift
2024-09-24 18:41:18 INFO phaseshift::::casa+ raise RuntimeError(str(instance))
2024-09-24 18:41:18 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).
2024-09-24 18:41:18 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:41:17.738853 End time: 2024-09-24 18:41:17.786939
2024-09-24 18:41:18 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:41:18 INFO phaseshift::::casa ##########################################
2024-09-24 18:41:19 INFO phaseshift::::casa ##########################################
2024-09-24 18:41:19 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:41:19 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' )
2024-09-24 18:41:19 INFO MSTransformManager::parseMsSpecParams Input file name is Itziar_copy.ms
2024-09-24 18:41:19 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:41:19 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms
2024-09-24 18:41:19 INFO MSTransformManager::parseDataSelParams field selection is 2
2024-09-24 18:41:19 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:41:19 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:41:19 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:41:19 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:41:19 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [2]
2024-09-24 18:41:19 INFO MSTransformManager::open Select data
2024-09-24 18:41:19 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:41:19 INFO MSTransformDataHandler::makeSelection 6125 out of 245000 rows are going to be considered due to the selection criteria.
2024-09-24 18:41:19 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 00h00m01 -29d55m40 successfully parsed
2024-09-24 18:41:19 INFO phaseshift::::casa Shift phase center
2024-09-24 18:41:19 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:41:18.543488 End time: 2024-09-24 18:41:19.074894
2024-09-24 18:41:19 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:41:19 INFO phaseshift::::casa ##########################################
2024-09-24 18:41:20 INFO phaseshift::::casa ##########################################
2024-09-24 18:41:20 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:41:20 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' )
2024-09-24 18:41:20 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms
2024-09-24 18:41:20 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:41:20 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms
2024-09-24 18:41:20 INFO MSTransformManager::parseDataSelParams scan intent selection is *FLUX*
2024-09-24 18:41:20 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:41:20 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:41:20 INFO MSTransformManager::initDataSelectionParams Selected Scans Intents Ids are [12]
2024-09-24 18:41:20 INFO MSTransformManager::open Select data
2024-09-24 18:41:20 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:41:20 INFO MSTransformDataHandler::makeSelection 570 out of 6270 rows are going to be considered due to the selection criteria.
2024-09-24 18:41:20 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM0_Pallas_57501.36900000.tab for output field Pallas
2024-09-24 18:41:20 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM1_Neptune_57501.36900000.tab for output field Neptune
2024-09-24 18:41:21 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 00h06m14 -06d23m35 successfully parsed
2024-09-24 18:41:21 INFO phaseshift::::casa Shift phase center
2024-09-24 18:41:21 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:41:19.851853 End time: 2024-09-24 18:41:21.412375
2024-09-24 18:41:21 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:41:21 INFO phaseshift::::casa ##########################################
2024-09-24 18:41:22 INFO phaseshift::::casa ##########################################
2024-09-24 18:41:22 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:41:22 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' )
2024-09-24 18:41:22 INFO MSTransformManager::parseMsSpecParams Input file name is mms_copy.mms
2024-09-24 18:41:22 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:41:22 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms
2024-09-24 18:41:22 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:41:22 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:41:22 INFO MSTransformManager::open Select data
2024-09-24 18:41:22 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:41:23 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 05h30m48 13d31m48 successfully parsed
2024-09-24 18:41:23 INFO phaseshift::::casa Shift phase center
2024-09-24 18:41:23 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:41:22.390554 End time: 2024-09-24 18:41:23.248744
2024-09-24 18:41:23 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:41:23 INFO phaseshift::::casa ##########################################
2024-09-24 18:41:24 INFO phaseshift::::casa ##########################################
2024-09-24 18:41:24 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:41:24 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' )
2024-09-24 18:41:24 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms
2024-09-24 18:41:24 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:41:24 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms
2024-09-24 18:41:24 INFO MSTransformManager::parseDataSelParams observation selection is 1
2024-09-24 18:41:24 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:41:24 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:41:24 INFO MSTransformManager::initDataSelectionParams Selected Observations Ids are []
2024-09-24 18:41:24 INFO MSTransformManager::open Select data
2024-09-24 18:41:24 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:41:24 SEVERE phaseshift::::casa MSSelectionNullSelection : The selected table has zero rows.
2024-09-24 18:41:24 INFO name:: No table opened.
2024-09-24 18:41:24 INFO name:: No table opened.
2024-09-24 18:41:24 SEVERE phaseshift::::casa Exception Reported: Error in phaseshift: MSSelectionNullSelection : The selected table has zero rows.
2024-09-24 18:41:24 INFO phaseshift::::casa Traceback (most recent call last):
2024-09-24 18:41:24 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14371-4-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 109, in phaseshift
2024-09-24 18:41:24 INFO phaseshift::::casa+ mtlocal.open()
2024-09-24 18:41:24 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14371-4-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/mstransformer.py", line 36, in open
2024-09-24 18:41:24 INFO phaseshift::::casa+ return self._swigobj.open()
2024-09-24 18:41:24 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14371-4-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/__casac__/mstransformer.py", line 176, in open
2024-09-24 18:41:24 INFO phaseshift::::casa+ return _mstransformer.mstransformer_open(self)
2024-09-24 18:41:24 INFO phaseshift::::casa+ RuntimeError: MSSelectionNullSelection : The selected table has zero rows.
2024-09-24 18:41:24 INFO phaseshift::::casa+
2024-09-24 18:41:24 INFO phaseshift::::casa+ During handling of the above exception, another exception occurred:
2024-09-24 18:41:24 INFO phaseshift::::casa+
2024-09-24 18:41:24 INFO phaseshift::::casa+ Traceback (most recent call last):
2024-09-24 18:41:24 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14371-4-py3.8.el8/lib/py/lib/python3.8/site-packages/casashell/private/phaseshift.py", line 556, in __call__
2024-09-24 18:41:24 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'] )
2024-09-24 18:41:24 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14371-4-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 120, in phaseshift
2024-09-24 18:41:24 INFO phaseshift::::casa+ raise RuntimeError(str(instance))
2024-09-24 18:41:24 INFO phaseshift::::casa+ RuntimeError: MSSelectionNullSelection : The selected table has zero rows.
2024-09-24 18:41:24 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:41:24.108499 End time: 2024-09-24 18:41:24.140271
2024-09-24 18:41:24 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:41:24 INFO phaseshift::::casa ##########################################
2024-09-24 18:41:24 INFO phaseshift::::casa ##########################################
2024-09-24 18:41:24 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:41:24 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' )
2024-09-24 18:41:24 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms
2024-09-24 18:41:24 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:41:24 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms
2024-09-24 18:41:24 INFO MSTransformManager::parseDataSelParams observation selection is 0
2024-09-24 18:41:24 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:41:24 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:41:24 INFO MSTransformManager::initDataSelectionParams Selected Observations Ids are [0]
2024-09-24 18:41:24 INFO MSTransformManager::open Select data
2024-09-24 18:41:24 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:41:25 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM0_Pallas_57501.36900000.tab for output field Pallas
2024-09-24 18:41:25 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM1_Neptune_57501.36900000.tab for output field Neptune
2024-09-24 18:41:25 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 00h06m14 -06d23m35 successfully parsed
2024-09-24 18:41:25 INFO phaseshift::::casa Shift phase center
2024-09-24 18:41:25 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:41:24.141266 End time: 2024-09-24 18:41:25.359671
2024-09-24 18:41:25 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:41:25 INFO phaseshift::::casa ##########################################
2024-09-24 18:41:26 INFO phaseshift::::casa ##########################################
2024-09-24 18:41:26 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:41:26 INFO phaseshift::::casa phaseshift( vis='datacopy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40d06m00' )
2024-09-24 18:41:26 INFO MSTransformManager::parseMsSpecParams Input file name is datacopy.ms
2024-09-24 18:41:26 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:41:26 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms
2024-09-24 18:41:26 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:41:26 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:41:26 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:41:26 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:41:26 INFO MSTransformManager::open Select data
2024-09-24 18:41:26 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:41:27 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40d06m00 successfully parsed
2024-09-24 18:41:27 INFO phaseshift::::casa Shift phase center
2024-09-24 18:41:28 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:41:26.340194 End time: 2024-09-24 18:41:27.957868
2024-09-24 18:41:28 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:41:28 INFO phaseshift::::casa ##########################################
2024-09-24 18:41:29 INFO phaseshift::::casa ##########################################
2024-09-24 18:41:29 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:41:29 INFO phaseshift::::casa phaseshift( vis='nep_copy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='' )
2024-09-24 18:41:29 SEVERE phaseshift::::casa Exception Reported: Error in phaseshift: phasecenter parameter must be specified
2024-09-24 18:41:29 INFO phaseshift::::casa Traceback (most recent call last):
2024-09-24 18:41:29 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14371-4-py3.8.el8/lib/py/lib/python3.8/site-packages/casashell/private/phaseshift.py", line 556, in __call__
2024-09-24 18:41:29 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'] )
2024-09-24 18:41:29 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14371-4-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 30, in phaseshift
2024-09-24 18:41:29 INFO phaseshift::::casa+ raise ValueError('phasecenter parameter must be specified')
2024-09-24 18:41:29 INFO phaseshift::::casa+ ValueError: phasecenter parameter must be specified
2024-09-24 18:41:29 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:41:28.835605 End time: 2024-09-24 18:41:28.836402
2024-09-24 18:41:29 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:41:29 INFO phaseshift::::casa ##########################################
2024-09-24 18:41:29 INFO phaseshift::::casa ##########################################
2024-09-24 18:41:29 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:41:29 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' )
2024-09-24 18:41:29 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms
2024-09-24 18:41:29 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:41:29 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms
2024-09-24 18:41:29 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:41:29 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:41:29 INFO MSTransformManager::open Select data
2024-09-24 18:41:29 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:41:29 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM0_Pallas_57501.36900000.tab for output field Pallas
2024-09-24 18:41:29 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM1_Neptune_57501.36900000.tab for output field Neptune
2024-09-24 18:41:30 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 00h06m14 -08d23m35 successfully parsed
2024-09-24 18:41:30 INFO phaseshift::::casa Shift phase center
2024-09-24 18:41:31 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:41:28.837668 End time: 2024-09-24 18:41:30.540089
2024-09-24 18:41:31 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:41:31 INFO phaseshift::::casa ##########################################
2024-09-24 18:41:32 INFO phaseshift::::casa ##########################################
2024-09-24 18:41:32 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:41:32 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' )
2024-09-24 18:41:32 INFO MSTransformManager::parseMsSpecParams Input file name is datacopy.ms
2024-09-24 18:41:32 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:41:32 INFO MSTransformManager::parseMsSpecParams Output file name is post_phaseshift.ms
2024-09-24 18:41:32 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:41:32 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:41:32 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:41:32 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:41:32 INFO MSTransformManager::open Select data
2024-09-24 18:41:32 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:41:32 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40d06m00 successfully parsed
2024-09-24 18:41:32 INFO phaseshift::::casa Shift phase center
2024-09-24 18:41:33 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:41:31.570098 End time: 2024-09-24 18:41:33.049182
2024-09-24 18:41:33 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:41:33 INFO phaseshift::::casa ##########################################
2024-09-24 18:41:33 INFO tclean::::casa ##########################################
2024-09-24 18:41:33 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:41:33 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 )
2024-09-24 18:41:33 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:41:33 INFO SynthesisImagerVi2::selectData MS : datacopy.ms | [Opened in readonly mode]
2024-09-24 18:41:33 INFO SynthesisImagerVi2::selectData NRows selected : 63180
2024-09-24 18:41:33 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_pre] :
2024-09-24 18:41:33 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_pre] :
2024-09-24 18:41:33 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:41:33 INFO SynthesisImagerVi2::defineImage Shape: [2048, 2048, 1, 1] Spectral: [1.49998e+09] at [0] with increment [1.99998e+09]
2024-09-24 18:41:33 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im2_pre] with ftmachine: wprojectft
2024-09-24 18:41:33 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.3492 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:41:33 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:41:33 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im2_pre] : hogbom
2024-09-24 18:41:33 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:41:33 INFO WPConvFunc::findConvFunction W projection using 128 planes
2024-09-24 18:41:33 INFO WPConvFunc::findConvFunction Using maximum possible W = 10313.2 (wavelengths)
2024-09-24 18:41:33 INFO WPConvFunc::findConvFunction Typical wavelength = 0.299796 (m)
2024-09-24 18:41:33 INFO WPConvFunc::findConvFunction Scaling in W (at maximum W) = 0.639422 wavelengths per pixel
2024-09-24 18:42:04 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
2024-09-24 18:42:04 INFO WPConvFunc::findConvFunction Memory used in gridding function = 7 MB from maximum 15884 MB
2024-09-24 18:42:05 INFO SIImageStore::calcSensitivity [im2_pre] Theoretical sensitivity (Jy/bm):0.00204403
2024-09-24 18:42:05 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.067616
2024-09-24 18:42:05 INFO SIImageStore::printBeamSet Beam : 54.8469 arcsec, 48.7749 arcsec, 82.835 deg
2024-09-24 18:42:05 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:42:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:42:10 INFO task_tclean::SDAlgorithmBase::restore [im2_pre] : Restoring model image.
2024-09-24 18:42:10 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.
2024-09-24 18:42:10 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 54.8469 arcsec, 48.7749 arcsec, 82.835 deg
2024-09-24 18:42:10 INFO tclean::::casa Searching for images with prefix 'im2_pre'... Found these, writing history into them: ['im2_pre.psf', 'im2_pre.sumwt', 'im2_pre.pb', 'im2_pre.image', 'im2_pre.model', 'im2_pre.residual']
2024-09-24 18:42:10 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:41:33.141978 End time: 2024-09-24 18:42:10.069632
2024-09-24 18:42:10 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:42:10 INFO tclean::::casa ##########################################
2024-09-24 18:42:10 INFO tclean::::casa ##########################################
2024-09-24 18:42:10 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:42:10 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 )
2024-09-24 18:42:10 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:42:10 INFO SynthesisImagerVi2::selectData MS : post_phaseshift.ms | [Opened in readonly mode]
2024-09-24 18:42:10 INFO SynthesisImagerVi2::selectData NRows selected : 63180
2024-09-24 18:42:10 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_post_phaseshift] :
2024-09-24 18:42:10 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_post_phaseshift] :
2024-09-24 18:42:10 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:42:10 INFO SynthesisImagerVi2::defineImage Shape: [2048, 2048, 1, 1] Spectral: [1.49998e+09] at [0] with increment [1.99998e+09]
2024-09-24 18:42:10 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im2_post_phaseshift] with ftmachine: wprojectft
2024-09-24 18:42:10 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.3492 GB. Available mem.: 10.84 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:42:10 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:42:10 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im2_post_phaseshift] : hogbom
2024-09-24 18:42:10 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:42:11 INFO WPConvFunc::findConvFunction W projection using 128 planes
2024-09-24 18:42:11 INFO WPConvFunc::findConvFunction Using maximum possible W = 10313.2 (wavelengths)
2024-09-24 18:42:11 INFO WPConvFunc::findConvFunction Typical wavelength = 0.299796 (m)
2024-09-24 18:42:11 INFO WPConvFunc::findConvFunction Scaling in W (at maximum W) = 0.639422 wavelengths per pixel
2024-09-24 18:42:38 INFO WPConvFunc::findConvFunction Convolution support = [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 28, 28, 28, 28, 28, 28, 28, 28, 28, 32, 32, 32, 32, 32, 32, 32, 32, 36, 36, 36, 36, 36, 36, 36, 40, 40, 40, 40, 40, 40, 44, 44, 44, 44, 44, 44, 44, 48, 48, 48, 48, 48, 52, 52, 52, 52, 52, 52, 56, 56, 56, 56, 56, 60, 60, 60, 60, 60, 64, 64, 64, 64, 64, 68, 68, 68, 68, 68, 72, 72, 72, 72, 76, 76, 76, 76, 80, 80, 80] pixels in Fourier plane
2024-09-24 18:42:38 INFO WPConvFunc::findConvFunction Memory used in gridding function = 7 MB from maximum 15884 MB
2024-09-24 18:42:40 INFO SIImageStore::calcSensitivity [im2_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00204403
2024-09-24 18:42:40 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.111305
2024-09-24 18:42:40 INFO SIImageStore::printBeamSet Beam : 54.3737 arcsec, 48.741 arcsec, 82.2249 deg
2024-09-24 18:42:40 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:42:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:42:43 INFO task_tclean::SDAlgorithmBase::restore [im2_post_phaseshift] : Restoring model image.
2024-09-24 18:42:43 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.
2024-09-24 18:42:43 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 54.3737 arcsec, 48.741 arcsec, 82.2249 deg
2024-09-24 18:42:43 INFO tclean::::casa Searching for images with prefix 'im2_post_phaseshift'... Found these, writing history into them: ['im2_post_phaseshift.sumwt', 'im2_post_phaseshift.psf', 'im2_post_phaseshift.model', 'im2_post_phaseshift.pb', 'im2_post_phaseshift.image', 'im2_post_phaseshift.residual']
2024-09-24 18:42:43 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:42:10.127191 End time: 2024-09-24 18:42:43.299156
2024-09-24 18:42:43 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:42:43 INFO tclean::::casa ##########################################
2024-09-24 18:42:43 INFO tclean::::casa ##########################################
2024-09-24 18:42:43 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:42:43 INFO tclean::::casa tclean( vis='post_phaseshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='im2_post_phaseshift_tclean_phasecenter', imsize=2048, cell='5arcsec', phasecenter='J2000 19h59m28.449 40d44m01.199', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='wproject', facets=1, psfphasecenter='', wprojplanes=128, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-24 18:42:43 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:42:43 INFO SynthesisImagerVi2::selectData MS : post_phaseshift.ms | [Opened in readonly mode]
2024-09-24 18:42:43 INFO SynthesisImagerVi2::selectData NRows selected : 63180
2024-09-24 18:42:44 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_post_phaseshift_tclean_phasecenter] :
2024-09-24 18:42:44 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_post_phaseshift_tclean_phasecenter] :
2024-09-24 18:42:44 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:42:44 INFO SynthesisImagerVi2::defineImage Shape: [2048, 2048, 1, 1] Spectral: [1.49998e+09] at [0] with increment [1.99998e+09]
2024-09-24 18:42:44 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im2_post_phaseshift_tclean_phasecenter] with ftmachine: wprojectft
2024-09-24 18:42:44 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.3492 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:42:44 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:42:44 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im2_post_phaseshift_tclean_phasecenter] : hogbom
2024-09-24 18:42:44 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:42:44 INFO WPConvFunc::findConvFunction W projection using 128 planes
2024-09-24 18:42:44 INFO WPConvFunc::findConvFunction Using maximum possible W = 10313.2 (wavelengths)
2024-09-24 18:42:44 INFO WPConvFunc::findConvFunction Typical wavelength = 0.299796 (m)
2024-09-24 18:42:44 INFO WPConvFunc::findConvFunction Scaling in W (at maximum W) = 0.639422 wavelengths per pixel
2024-09-24 18:43:11 INFO WPConvFunc::findConvFunction Convolution support = [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 28, 28, 28, 28, 28, 28, 28, 28, 28, 32, 32, 32, 32, 32, 32, 32, 32, 36, 36, 36, 36, 36, 36, 36, 40, 40, 40, 40, 40, 40, 44, 44, 44, 44, 44, 44, 44, 48, 48, 48, 48, 48, 52, 52, 52, 52, 52, 52, 56, 56, 56, 56, 56, 60, 60, 60, 60, 60, 64, 64, 64, 64, 64, 68, 68, 68, 68, 68, 72, 72, 72, 72, 76, 76, 76, 76, 80, 80, 80] pixels in Fourier plane
2024-09-24 18:43:11 INFO WPConvFunc::findConvFunction Memory used in gridding function = 7 MB from maximum 15884 MB
2024-09-24 18:43:13 INFO SIImageStore::calcSensitivity [im2_post_phaseshift_tclean_phasecenter] Theoretical sensitivity (Jy/bm):0.00204403
2024-09-24 18:43:13 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.064724
2024-09-24 18:43:13 INFO SIImageStore::printBeamSet Beam : 54.8469 arcsec, 48.775 arcsec, 82.8349 deg
2024-09-24 18:43:13 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:43:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:43:15 INFO task_tclean::SDAlgorithmBase::restore [im2_post_phaseshift_tclean_phasecenter] : Restoring model image.
2024-09-24 18:43:15 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.
2024-09-24 18:43:16 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 54.8469 arcsec, 48.775 arcsec, 82.8349 deg
2024-09-24 18:43:16 INFO tclean::::casa Searching for images with prefix 'im2_post_phaseshift_tclean_phasecenter'... Found these, writing history into them: ['im2_post_phaseshift_tclean_phasecenter.pb', 'im2_post_phaseshift_tclean_phasecenter.model', 'im2_post_phaseshift_tclean_phasecenter.image', 'im2_post_phaseshift_tclean_phasecenter.residual', 'im2_post_phaseshift_tclean_phasecenter.sumwt', 'im2_post_phaseshift_tclean_phasecenter.psf']
2024-09-24 18:43:16 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:42:43.334248 End time: 2024-09-24 18:43:15.668313
2024-09-24 18:43:16 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:43:16 INFO tclean::::casa ##########################################
2024-09-24 18:43:17 INFO phaseshift::::casa ##########################################
2024-09-24 18:43:17 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:43:17 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' )
2024-09-24 18:43:17 INFO MSTransformManager::parseMsSpecParams Input file name is ngc_copy.ms
2024-09-24 18:43:17 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:43:17 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms
2024-09-24 18:43:17 INFO MSTransformManager::parseDataSelParams spw selection is 1
2024-09-24 18:43:17 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:43:17 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:43:17 INFO MSTransformManager::initDataSelectionParams Selected SPWs Ids are Axis Lengths: [1, 4] (NB: Matrix in Row/Column order)
2024-09-24 18:43:17 INFO MSTransformManager::initDataSelectionParams+ [1, 0, 4, 1]
2024-09-24 18:43:17 INFO MSTransformManager::open Select data
2024-09-24 18:43:17 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:43:17 INFO MSTransformDataHandler::makeSelection 13338 out of 26676 rows are going to be considered due to the selection criteria.
2024-09-24 18:43:17 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 23h11m54 61d10m54 successfully parsed
2024-09-24 18:43:17 INFO phaseshift::::casa Shift phase center
2024-09-24 18:43:17 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:43:16.689706 End time: 2024-09-24 18:43:17.218405
2024-09-24 18:43:17 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:43:17 INFO phaseshift::::casa ##########################################
2024-09-24 18:43:18 INFO phaseshift::::casa ##########################################
2024-09-24 18:43:18 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:43:18 INFO phaseshift::::casa phaseshift( vis='datacopy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40d06m00' )
2024-09-24 18:43:18 INFO MSTransformManager::parseMsSpecParams Input file name is datacopy.ms
2024-09-24 18:43:18 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:43:18 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms
2024-09-24 18:43:18 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:43:18 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:43:18 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:43:18 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:43:18 INFO MSTransformManager::open Select data
2024-09-24 18:43:18 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:43:18 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40d06m00 successfully parsed
2024-09-24 18:43:18 INFO phaseshift::::casa Shift phase center
2024-09-24 18:43:20 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:43:18.093010 End time: 2024-09-24 18:43:19.635773
2024-09-24 18:43:20 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:43:20 INFO phaseshift::::casa ##########################################
2024-09-24 18:43:20 INFO phaseshift::::casa ##########################################
2024-09-24 18:43:20 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:43:20 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' )
2024-09-24 18:43:20 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:43:20 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:43:20 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:43:20 INFO MSTransformManager::parseDataSelParams field selection is 0
2024-09-24 18:43:20 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:43:20 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:43:20 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:43:20 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:43:20 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [0]
2024-09-24 18:43:20 INFO MSTransformManager::open Select data
2024-09-24 18:43:20 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:43:20 INFO MSTransformDataHandler::makeSelection 3510 out of 7020 rows are going to be considered due to the selection criteria.
2024-09-24 18:43:20 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40.108888889deg successfully parsed
2024-09-24 18:43:20 INFO phaseshift::::casa Shift phase center
2024-09-24 18:43:21 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:43:20.089257 End time: 2024-09-24 18:43:20.608645
2024-09-24 18:43:21 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:43:21 INFO phaseshift::::casa ##########################################
2024-09-24 18:43:21 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms...
2024-09-24 18:43:21 INFO tclean::::casa ##########################################
2024-09-24 18:43:21 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:43:21 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 )
2024-09-24 18:43:21 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:43:21 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:43:21 INFO SynthesisImagerVi2::selectData NRows selected : 3510
2024-09-24 18:43:21 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:43:21 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:43:21 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:43:21 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99981e+08] at [0] with increment [9.99998e+07]
2024-09-24 18:43:21 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:43:21 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.84 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:43:21 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:43:21 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:43:21 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:43:21 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.0119352
2024-09-24 18:43:21 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.011256
2024-09-24 18:43:21 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.8546 arcsec, 77.1301 arcsec, -77.9234 deg
2024-09-24 18:43:21 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:43:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:43:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:43:21 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:43:21 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:43:21 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:43:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6347251534461975, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:43:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.634725, CycleNiter=20, Gain=0.3
2024-09-24 18:43:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:43:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:43:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:43:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:43:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07467404007911682, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:43:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.074674, CycleNiter=14, Gain=0.3
2024-09-24 18:43:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692058, Reached cyclethreshold.
2024-09-24 18:43:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:43:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:43:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692053, over full image : 0.0692053
2024-09-24 18:43:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.00878525897860527, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:43:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00878526, CycleNiter=8, Gain=0.3
2024-09-24 18:43:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692053->0.00814193, Reached cyclethreshold.
2024-09-24 18:43:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:43:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:43:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814184, over full image : 0.00814184
2024-09-24 18:43:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0010335649130865932, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:43:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00103356, CycleNiter=2, Gain=0.3
2024-09-24 18:43:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814184->0.00279265, Reached cycleniter.
2024-09-24 18:43:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:43:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:43:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279276, over full image : 0.00279276
2024-09-24 18:43:22 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:43:22 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:43:22 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:43:22 INFO SIImageStore::restore Beam for chan : 0 : 88.8546 arcsec, 77.1301 arcsec, -77.9234 deg
2024-09-24 18:43:22 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:43:22 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:43:20.774030 End time: 2024-09-24 18:43:22.491310
2024-09-24 18:43:22 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:43:22 INFO tclean::::casa ##########################################
2024-09-24 18:43:23 INFO imstat::::casa ##########################################
2024-09-24 18:43:23 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:43:23 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-24 18:43:23 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:43:23 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:43:23 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:43:23 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:43:23 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:43:23 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)
2024-09-24 18:43:23 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:43:23 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:43:23 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:43:23 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:43:23 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.888, +39.49.25.864, I, 9.99981e+08Hz
2024-09-24 18:43:23 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.069, +40.23.25.888, I, 9.99981e+08Hz
2024-09-24 18:43:23 INFO imstat:::: Values ---
2024-09-24 18:43:23 INFO imstat:::: -- flux density [flux]: 4.99409 Jy
2024-09-24 18:43:23 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:43:23 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:43:23 INFO imstat:::: -- minimum value [min]: -0.00012283 Jy/beam
2024-09-24 18:43:23 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 124, 0, 0]
2024-09-24 18:43:23 INFO imstat:::: -- position of min value (pixel) [minpos]: [100, 55, 0, 0]
2024-09-24 18:43:23 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 9.99981e+08Hz
2024-09-24 18:43:23 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:09.479, +39.56.47.897, I, 9.99981e+08Hz
2024-09-24 18:43:23 INFO imstat:::: -- Sum of pixel values [sum]: 605.961 Jy/beam
2024-09-24 18:43:23 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1516.75 Jy/beam.Jy/beam
2024-09-24 18:43:23 INFO imstat:::: Statistics ---
2024-09-24 18:43:23 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00924623 Jy/beam
2024-09-24 18:43:23 INFO imstat:::: -- Variance of the pixel values : 0.0230586 Jy/beam
2024-09-24 18:43:23 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.15185 Jy/beam
2024-09-24 18:43:23 INFO imstat:::: -- Root mean square [rms]: 0.152131 Jy/beam
2024-09-24 18:43:23 INFO imstat:::: -- Median of the pixel values [median]: -2.09007e-05 Jy/beam
2024-09-24 18:43:23 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 3.00259e-05 Jy/beam
2024-09-24 18:43:23 INFO imstat:::: -- IQR [quartile]: 6.1616e-05 Jy/beam
2024-09-24 18:43:23 INFO imstat:::: -- First quartile [q1]: -4.79744e-05 Jy/beam
2024-09-24 18:43:23 INFO imstat:::: -- Third quartile [q3]: 1.36416e-05 Jy/beam
2024-09-24 18:43:23 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:43:23 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:43:23 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:43:23 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:43:23 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:43:23 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:43:23 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
2024-09-24 18:43:23 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:43:22.505127 End time: 2024-09-24 18:43:22.524004
2024-09-24 18:43:23 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:43:23 INFO imstat::::casa ##########################################
2024-09-24 18:43:23 INFO phaseshift::::casa ##########################################
2024-09-24 18:43:23 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:43:23 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' )
2024-09-24 18:43:23 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:43:23 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:43:23 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:43:23 INFO MSTransformManager::parseDataSelParams field selection is fake
2024-09-24 18:43:23 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:43:23 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:43:23 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:43:23 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:43:23 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [0]
2024-09-24 18:43:23 INFO MSTransformManager::open Select data
2024-09-24 18:43:23 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:43:23 INFO MSTransformDataHandler::makeSelection 3510 out of 7020 rows are going to be considered due to the selection criteria.
2024-09-24 18:43:23 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40.108888889deg successfully parsed
2024-09-24 18:43:23 INFO phaseshift::::casa Shift phase center
2024-09-24 18:43:23 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:43:22.534110 End time: 2024-09-24 18:43:22.929073
2024-09-24 18:43:23 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:43:23 INFO phaseshift::::casa ##########################################
2024-09-24 18:43:23 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms...
2024-09-24 18:43:23 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data.ms...
2024-09-24 18:43:23 INFO tclean::::casa ##########################################
2024-09-24 18:43:23 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:43:23 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 )
2024-09-24 18:43:23 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:43:23 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:43:23 INFO SynthesisImagerVi2::selectData NRows selected : 3510
2024-09-24 18:43:23 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:43:23 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:43:23 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:43:23 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99981e+08] at [0] with increment [9.99998e+07]
2024-09-24 18:43:23 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:43:23 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.84 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:43:23 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:43:23 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:43:23 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:43:23 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.0119352
2024-09-24 18:43:23 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.016886
2024-09-24 18:43:23 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.8546 arcsec, 77.1301 arcsec, -77.9234 deg
2024-09-24 18:43:23 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:43:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:43:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:43:24 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:43:24 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:43:24 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:43:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6347251534461975, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:43:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.634725, CycleNiter=20, Gain=0.3
2024-09-24 18:43:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:43:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:43:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:43:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:43:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07467404007911682, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:43:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.074674, CycleNiter=14, Gain=0.3
2024-09-24 18:43:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692058, Reached cyclethreshold.
2024-09-24 18:43:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:43:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:43:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692053, over full image : 0.0692053
2024-09-24 18:43:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.00878525897860527, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:43:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00878526, CycleNiter=8, Gain=0.3
2024-09-24 18:43:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692053->0.00814193, Reached cyclethreshold.
2024-09-24 18:43:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:43:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:43:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814184, over full image : 0.00814184
2024-09-24 18:43:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0010335649130865932, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:43:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00103356, CycleNiter=2, Gain=0.3
2024-09-24 18:43:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814184->0.00279265, Reached cycleniter.
2024-09-24 18:43:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:43:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:43:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279276, over full image : 0.00279276
2024-09-24 18:43:24 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:43:24 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:43:24 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:43:24 INFO SIImageStore::restore Beam for chan : 0 : 88.8546 arcsec, 77.1301 arcsec, -77.9234 deg
2024-09-24 18:43:24 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:43:24 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:43:23.010696 End time: 2024-09-24 18:43:24.461376
2024-09-24 18:43:24 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:43:24 INFO tclean::::casa ##########################################
2024-09-24 18:43:24 INFO imstat::::casa ##########################################
2024-09-24 18:43:24 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:43:24 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 )
2024-09-24 18:43:24 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:43:24 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:43:24 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:43:24 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:43:24 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:43:24 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)
2024-09-24 18:43:24 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:43:24 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:43:24 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:43:24 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:43:24 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.888, +39.49.25.864, I, 9.99981e+08Hz
2024-09-24 18:43:24 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.069, +40.23.25.888, I, 9.99981e+08Hz
2024-09-24 18:43:24 INFO imstat:::: Values ---
2024-09-24 18:43:24 INFO imstat:::: -- flux density [flux]: 4.99409 Jy
2024-09-24 18:43:24 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:43:24 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:43:24 INFO imstat:::: -- minimum value [min]: -0.00012283 Jy/beam
2024-09-24 18:43:24 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 124, 0, 0]
2024-09-24 18:43:24 INFO imstat:::: -- position of min value (pixel) [minpos]: [100, 55, 0, 0]
2024-09-24 18:43:24 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 9.99981e+08Hz
2024-09-24 18:43:24 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:09.479, +39.56.47.897, I, 9.99981e+08Hz
2024-09-24 18:43:24 INFO imstat:::: -- Sum of pixel values [sum]: 605.961 Jy/beam
2024-09-24 18:43:24 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1516.75 Jy/beam.Jy/beam
2024-09-24 18:43:24 INFO imstat:::: Statistics ---
2024-09-24 18:43:24 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00924623 Jy/beam
2024-09-24 18:43:24 INFO imstat:::: -- Variance of the pixel values : 0.0230586 Jy/beam
2024-09-24 18:43:24 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.15185 Jy/beam
2024-09-24 18:43:24 INFO imstat:::: -- Root mean square [rms]: 0.152131 Jy/beam
2024-09-24 18:43:24 INFO imstat:::: -- Median of the pixel values [median]: -2.09007e-05 Jy/beam
2024-09-24 18:43:24 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 3.00259e-05 Jy/beam
2024-09-24 18:43:24 INFO imstat:::: -- IQR [quartile]: 6.1616e-05 Jy/beam
2024-09-24 18:43:24 INFO imstat:::: -- First quartile [q1]: -4.79744e-05 Jy/beam
2024-09-24 18:43:24 INFO imstat:::: -- Third quartile [q3]: 1.36416e-05 Jy/beam
2024-09-24 18:43:24 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:43:24 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:43:24 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:43:24 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:43:24 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:43:24 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:43:24 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
2024-09-24 18:43:24 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:43:24.463966 End time: 2024-09-24 18:43:24.481251
2024-09-24 18:43:24 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:43:24 INFO imstat::::casa ##########################################
2024-09-24 18:43:24 INFO phaseshift::::casa ##########################################
2024-09-24 18:43:24 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:43:24 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40.108888889deg' )
2024-09-24 18:43:25 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:43:25 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:43:25 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:43:25 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:43:25 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:43:25 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:43:25 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:43:25 INFO MSTransformManager::open Select data
2024-09-24 18:43:25 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:43:25 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40.108888889deg successfully parsed
2024-09-24 18:43:25 INFO phaseshift::::casa Shift phase center
2024-09-24 18:43:25 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:43:24.491532 End time: 2024-09-24 18:43:24.953840
2024-09-24 18:43:25 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:43:25 INFO phaseshift::::casa ##########################################
2024-09-24 18:43:25 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms...
2024-09-24 18:43:25 INFO tclean::::casa ##########################################
2024-09-24 18:43:25 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:43:25 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 )
2024-09-24 18:43:25 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:43:25 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:43:25 INFO SynthesisImagerVi2::selectData NRows selected : 7020
2024-09-24 18:43:26 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:43:26 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:43:26 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:43:26 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:43:26 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:43:26 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.84 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:43:26 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:43:26 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:43:26 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:43:26 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00843949
2024-09-24 18:43:26 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.019244
2024-09-24 18:43:26 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.9193 arcsec, 77.6082 arcsec, 88.5528 deg
2024-09-24 18:43:26 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:43:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:43:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:43:26 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:43:26 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:43:26 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:43:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6069034934043884, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:43:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.606903, CycleNiter=20, Gain=0.3
2024-09-24 18:43:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:43:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:43:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:43:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:43:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07140088081359863, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:43:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0714009, CycleNiter=14, Gain=0.3
2024-09-24 18:43:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692058, Reached cyclethreshold.
2024-09-24 18:43:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:43:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:43:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692053, over full image : 0.0692053
2024-09-24 18:43:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.00840018317103386, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:43:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00840018, CycleNiter=8, Gain=0.3
2024-09-24 18:43:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692053->0.00814193, Reached cyclethreshold.
2024-09-24 18:43:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:43:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:43:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814189, over full image : 0.00814189
2024-09-24 18:43:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009882674785330892, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:43:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000988267, CycleNiter=2, Gain=0.3
2024-09-24 18:43:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814189->0.00279267, Reached cycleniter.
2024-09-24 18:43:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:43:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:43:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0027928, over full image : 0.0027928
2024-09-24 18:43:27 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:43:27 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:43:27 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:43:27 INFO SIImageStore::restore Beam for chan : 0 : 88.9193 arcsec, 77.6082 arcsec, 88.5528 deg
2024-09-24 18:43:27 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:43:27 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:43:25.469070 End time: 2024-09-24 18:43:26.964222
2024-09-24 18:43:27 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:43:27 INFO tclean::::casa ##########################################
2024-09-24 18:43:27 INFO imstat::::casa ##########################################
2024-09-24 18:43:27 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:43:27 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 )
2024-09-24 18:43:27 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:43:27 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:43:27 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:43:27 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:43:27 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:43:27 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)
2024-09-24 18:43:27 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:43:27 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:43:27 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:43:27 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:43:27 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.888, +39.49.25.864, I, 999981604.64Hz
2024-09-24 18:43:27 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.069, +40.23.25.888, I, 999981604.64Hz
2024-09-24 18:43:27 INFO imstat:::: Values ---
2024-09-24 18:43:27 INFO imstat:::: -- flux density [flux]: 4.99444 Jy
2024-09-24 18:43:27 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:43:27 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:43:27 INFO imstat:::: -- minimum value [min]: -9.70533e-05 Jy/beam
2024-09-24 18:43:27 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 124, 0, 0]
2024-09-24 18:43:27 INFO imstat:::: -- position of min value (pixel) [minpos]: [158, 70, 0, 0]
2024-09-24 18:43:27 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981604.64Hz
2024-09-24 18:43:27 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:29.120, +39.58.47.882, I, 999981604.64Hz
2024-09-24 18:43:27 INFO imstat:::: -- Sum of pixel values [sum]: 610.203 Jy/beam
2024-09-24 18:43:27 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1527.26 Jy/beam.Jy/beam
2024-09-24 18:43:27 INFO imstat:::: Statistics ---
2024-09-24 18:43:27 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00931096 Jy/beam
2024-09-24 18:43:27 INFO imstat:::: -- Variance of the pixel values : 0.0232178 Jy/beam
2024-09-24 18:43:27 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152374 Jy/beam
2024-09-24 18:43:27 INFO imstat:::: -- Root mean square [rms]: 0.152657 Jy/beam
2024-09-24 18:43:27 INFO imstat:::: -- Median of the pixel values [median]: -1.85752e-05 Jy/beam
2024-09-24 18:43:27 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.83975e-05 Jy/beam
2024-09-24 18:43:27 INFO imstat:::: -- IQR [quartile]: 3.74524e-05 Jy/beam
2024-09-24 18:43:27 INFO imstat:::: -- First quartile [q1]: -3.53147e-05 Jy/beam
2024-09-24 18:43:27 INFO imstat:::: -- Third quartile [q3]: 2.13765e-06 Jy/beam
2024-09-24 18:43:27 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:43:27 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:43:27 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:43:27 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:43:27 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:43:27 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:43:27 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
2024-09-24 18:43:27 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:43:26.966787 End time: 2024-09-24 18:43:26.983862
2024-09-24 18:43:27 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:43:27 INFO imstat::::casa ##########################################
2024-09-24 18:43:27 INFO phaseshift::::casa ##########################################
2024-09-24 18:43:27 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:43:27 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' )
2024-09-24 18:43:27 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:43:27 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:43:27 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:43:27 INFO MSTransformManager::parseDataSelParams field selection is 1
2024-09-24 18:43:27 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:43:27 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:43:27 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:43:27 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:43:27 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [1]
2024-09-24 18:43:27 INFO MSTransformManager::open Select data
2024-09-24 18:43:27 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:43:27 INFO MSTransformDataHandler::makeSelection 3510 out of 7020 rows are going to be considered due to the selection criteria.
2024-09-24 18:43:27 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 50.108888889deg successfully parsed
2024-09-24 18:43:27 INFO phaseshift::::casa Shift phase center
2024-09-24 18:43:27 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:43:26.994576 End time: 2024-09-24 18:43:27.371166
2024-09-24 18:43:27 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:43:27 INFO phaseshift::::casa ##########################################
2024-09-24 18:43:27 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms...
2024-09-24 18:43:28 INFO tclean::::casa ##########################################
2024-09-24 18:43:28 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:43:28 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 )
2024-09-24 18:43:28 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:43:28 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:43:28 INFO SynthesisImagerVi2::selectData NRows selected : 3510
2024-09-24 18:43:28 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:43:28 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:43:28 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:43:28 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99968e+08] at [0] with increment [9.99982e+07]
2024-09-24 18:43:28 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:43:28 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.84 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:43:28 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:43:28 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:43:28 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:43:28 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.0119352
2024-09-24 18:43:28 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009733
2024-09-24 18:43:28 INFO task_tclean::SIImageStore::printBeamSet Beam : 89.6341 arcsec, 77.7728 arcsec, 83.0376 deg
2024-09-24 18:43:28 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:43:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:43:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.290316, over full image : 0.290316
2024-09-24 18:43:28 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:43:28 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:43:28 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.290316, over full image : 0.290316
2024-09-24 18:43:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.03697436675429344, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:43:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0369744, CycleNiter=20, Gain=0.3
2024-09-24 18:43:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->20 [20], model=0->1.38616, peakres=0.290316->0.18329, Reached cycleniter.
2024-09-24 18:43:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:43:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:43:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.180075, over full image : 0.180075
2024-09-24 18:43:28 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:43:28 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:43:28 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:43:28 INFO SIImageStore::restore Beam for chan : 0 : 89.6341 arcsec, 77.7728 arcsec, 83.0376 deg
2024-09-24 18:43:28 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:43:28 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:43:27.581444 End time: 2024-09-24 18:43:28.380273
2024-09-24 18:43:28 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:43:28 INFO tclean::::casa ##########################################
2024-09-24 18:43:28 INFO imstat::::casa ##########################################
2024-09-24 18:43:28 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:43:28 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 )
2024-09-24 18:43:28 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:43:28 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:43:28 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:43:28 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:43:28 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:43:28 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:35.817, +49.49.24.973, I, 9.99968e+08Hz to 19:52:03.760, +50.23.24.993, I, 9.99968e+08Hz)
2024-09-24 18:43:28 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:43:28 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:43:28 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:43:28 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:43:28 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:35.817, +49.49.24.973, I, 9.99968e+08Hz
2024-09-24 18:43:28 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:03.760, +50.23.24.993, I, 9.99968e+08Hz
2024-09-24 18:43:28 INFO imstat:::: Values ---
2024-09-24 18:43:28 INFO imstat:::: -- flux density [flux]: -0.242513 Jy
2024-09-24 18:43:28 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:43:28 INFO imstat:::: -- maximum value [max]: 0.285872 Jy/beam
2024-09-24 18:43:28 INFO imstat:::: -- minimum value [min]: -0.1468 Jy/beam
2024-09-24 18:43:28 INFO imstat:::: -- position of max value (pixel) [maxpos]: [54, 120, 0, 0]
2024-09-24 18:43:28 INFO imstat:::: -- position of min value (pixel) [minpos]: [148, 28, 0, 0]
2024-09-24 18:43:28 INFO imstat:::: -- position of max value (world) [maxposf]: 19:54:51.516, +50.05.26.984, I, 9.99968e+08Hz
2024-09-24 18:43:28 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:33.445, +49.53.11.924, I, 9.99968e+08Hz
2024-09-24 18:43:28 INFO imstat:::: -- Sum of pixel values [sum]: -29.9309 Jy/beam
2024-09-24 18:43:28 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 233.452 Jy/beam.Jy/beam
2024-09-24 18:43:28 INFO imstat:::: Statistics ---
2024-09-24 18:43:28 INFO imstat:::: -- Mean of the pixel values [mean]: -0.00045671 Jy/beam
2024-09-24 18:43:28 INFO imstat:::: -- Variance of the pixel values : 0.00356204 Jy/beam
2024-09-24 18:43:28 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.0596828 Jy/beam
2024-09-24 18:43:28 INFO imstat:::: -- Root mean square [rms]: 0.0596841 Jy/beam
2024-09-24 18:43:28 INFO imstat:::: -- Median of the pixel values [median]: -0.00646386 Jy/beam
2024-09-24 18:43:28 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.0391011 Jy/beam
2024-09-24 18:43:28 INFO imstat:::: -- IQR [quartile]: 0.0789052 Jy/beam
2024-09-24 18:43:28 INFO imstat:::: -- First quartile [q1]: -0.0432754 Jy/beam
2024-09-24 18:43:28 INFO imstat:::: -- Third quartile [q3]: 0.0356299 Jy/beam
2024-09-24 18:43:28 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:43:28 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:43:28 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:43:28 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:43:28 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:43:28 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:43:28 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 -2.993095e+01 -4.567100e-04 5.968411e-02 5.968282e-02 -1.468002e-01 2.858716e-01
2024-09-24 18:43:28 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:43:28.382846 End time: 2024-09-24 18:43:28.399891
2024-09-24 18:43:28 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:43:28 INFO imstat::::casa ##########################################
2024-09-24 18:43:28 INFO phaseshift::::casa ##########################################
2024-09-24 18:43:28 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:43:28 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='pretend', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 50.108888889deg' )
2024-09-24 18:43:28 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:43:28 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:43:28 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:43:28 INFO MSTransformManager::parseDataSelParams field selection is pretend
2024-09-24 18:43:28 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:43:28 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:43:28 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:43:28 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:43:28 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [1]
2024-09-24 18:43:28 INFO MSTransformManager::open Select data
2024-09-24 18:43:28 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:43:28 INFO MSTransformDataHandler::makeSelection 3510 out of 7020 rows are going to be considered due to the selection criteria.
2024-09-24 18:43:29 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 50.108888889deg successfully parsed
2024-09-24 18:43:29 INFO phaseshift::::casa Shift phase center
2024-09-24 18:43:29 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:43:28.410146 End time: 2024-09-24 18:43:28.818872
2024-09-24 18:43:29 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:43:29 INFO phaseshift::::casa ##########################################
2024-09-24 18:43:29 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms...
2024-09-24 18:43:29 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data.ms...
2024-09-24 18:43:29 INFO tclean::::casa ##########################################
2024-09-24 18:43:29 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:43:29 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 )
2024-09-24 18:43:29 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:43:29 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:43:29 INFO SynthesisImagerVi2::selectData NRows selected : 3510
2024-09-24 18:43:29 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:43:29 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:43:29 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:43:29 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99968e+08] at [0] with increment [9.99982e+07]
2024-09-24 18:43:29 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:43:29 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.84 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:43:29 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:43:29 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:43:29 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:43:29 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.0119352
2024-09-24 18:43:29 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.017373
2024-09-24 18:43:29 INFO task_tclean::SIImageStore::printBeamSet Beam : 89.6341 arcsec, 77.7728 arcsec, 83.0376 deg
2024-09-24 18:43:29 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:43:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:43:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.290316, over full image : 0.290316
2024-09-24 18:43:29 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:43:29 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:43:29 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.290316, over full image : 0.290316
2024-09-24 18:43:29 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.03697436675429344, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:43:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0369744, CycleNiter=20, Gain=0.3
2024-09-24 18:43:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->20 [20], model=0->1.38616, peakres=0.290316->0.18329, Reached cycleniter.
2024-09-24 18:43:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:43:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:43:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.180075, over full image : 0.180075
2024-09-24 18:43:30 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:43:30 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:43:30 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:43:30 INFO SIImageStore::restore Beam for chan : 0 : 89.6341 arcsec, 77.7728 arcsec, 83.0376 deg
2024-09-24 18:43:30 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:43:30 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:43:28.862090 End time: 2024-09-24 18:43:29.934430
2024-09-24 18:43:30 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:43:30 INFO tclean::::casa ##########################################
2024-09-24 18:43:30 INFO imstat::::casa ##########################################
2024-09-24 18:43:30 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:43:30 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-24 18:43:30 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:43:30 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:43:30 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:43:30 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:43:30 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:43:30 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)
2024-09-24 18:43:30 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:43:30 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:43:30 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:43:30 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:43:30 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:35.817, +49.49.24.973, I, 9.99968e+08Hz
2024-09-24 18:43:30 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:03.760, +50.23.24.993, I, 9.99968e+08Hz
2024-09-24 18:43:30 INFO imstat:::: Values ---
2024-09-24 18:43:30 INFO imstat:::: -- flux density [flux]: -0.242513 Jy
2024-09-24 18:43:30 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:43:30 INFO imstat:::: -- maximum value [max]: 0.285872 Jy/beam
2024-09-24 18:43:30 INFO imstat:::: -- minimum value [min]: -0.1468 Jy/beam
2024-09-24 18:43:30 INFO imstat:::: -- position of max value (pixel) [maxpos]: [54, 120, 0, 0]
2024-09-24 18:43:30 INFO imstat:::: -- position of min value (pixel) [minpos]: [148, 28, 0, 0]
2024-09-24 18:43:30 INFO imstat:::: -- position of max value (world) [maxposf]: 19:54:51.516, +50.05.26.984, I, 9.99968e+08Hz
2024-09-24 18:43:30 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:33.445, +49.53.11.924, I, 9.99968e+08Hz
2024-09-24 18:43:30 INFO imstat:::: -- Sum of pixel values [sum]: -29.9309 Jy/beam
2024-09-24 18:43:30 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 233.452 Jy/beam.Jy/beam
2024-09-24 18:43:30 INFO imstat:::: Statistics ---
2024-09-24 18:43:30 INFO imstat:::: -- Mean of the pixel values [mean]: -0.00045671 Jy/beam
2024-09-24 18:43:30 INFO imstat:::: -- Variance of the pixel values : 0.00356204 Jy/beam
2024-09-24 18:43:30 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.0596828 Jy/beam
2024-09-24 18:43:30 INFO imstat:::: -- Root mean square [rms]: 0.0596841 Jy/beam
2024-09-24 18:43:30 INFO imstat:::: -- Median of the pixel values [median]: -0.00646386 Jy/beam
2024-09-24 18:43:30 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.0391011 Jy/beam
2024-09-24 18:43:30 INFO imstat:::: -- IQR [quartile]: 0.0789052 Jy/beam
2024-09-24 18:43:30 INFO imstat:::: -- First quartile [q1]: -0.0432754 Jy/beam
2024-09-24 18:43:30 INFO imstat:::: -- Third quartile [q3]: 0.0356299 Jy/beam
2024-09-24 18:43:30 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:43:30 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:43:30 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:43:30 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:43:30 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:43:30 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:43:30 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
2024-09-24 18:43:30 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:43:29.939074 End time: 2024-09-24 18:43:29.974249
2024-09-24 18:43:30 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:43:30 INFO imstat::::casa ##########################################
2024-09-24 18:43:30 INFO tclean::::casa ##########################################
2024-09-24 18:43:30 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:43:30 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 )
2024-09-24 18:43:30 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:43:30 INFO SynthesisImagerVi2::selectData MS : sim_data.ms | [Opened in readonly mode]
2024-09-24 18:43:30 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:43:30 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_orig] :
2024-09-24 18:43:30 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_orig] :
2024-09-24 18:43:30 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:43:30 INFO SynthesisImagerVi2::defineImage Shape: [2048, 2048, 1, 1] Spectral: [9.99981e+08] at [0] with increment [1e+08]
2024-09-24 18:43:30 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_orig] with ftmachine: wprojectft
2024-09-24 18:43:30 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.3492 GB. Available mem.: 10.84 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:43:30 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:43:30 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_orig] : hogbom
2024-09-24 18:43:30 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:43:30 INFO task_tclean::WPConvFunc::findConvFunction W projection using 128 planes
2024-09-24 18:43:30 INFO task_tclean::WPConvFunc::findConvFunction Using maximum possible W = 6445.78 (wavelengths)
2024-09-24 18:43:30 INFO task_tclean::WPConvFunc::findConvFunction Typical wavelength = 0.299799 (m)
2024-09-24 18:43:30 INFO task_tclean::WPConvFunc::findConvFunction Scaling in W (at maximum W) = 0.399639 wavelengths per pixel
2024-09-24 18:43:57 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
2024-09-24 18:43:57 INFO task_tclean::WPConvFunc::findConvFunction Memory used in gridding function = 14 MB from maximum 15884 MB
2024-09-24 18:43:59 INFO task_tclean::SIImageStore::calcSensitivity [im_orig] Theoretical sensitivity (Jy/bm):0.00889437
2024-09-24 18:43:59 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.066752
2024-09-24 18:43:59 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.6975 arcsec, 77.5413 arcsec, -89.6046 deg
2024-09-24 18:43:59 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:43:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:44:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 4.94899, over full image : 4.94899
2024-09-24 18:44:01 INFO SynthesisDeconvolver::setupMask [im_orig] Initializing new mask to 1.0 for the full image
2024-09-24 18:44:01 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 % ]
2024-09-24 18:44:01 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 4.94899, over full image : 4.94899
2024-09-24 18:44:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.5971387624740601, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:01 INFO SDAlgorithmBase::deconvolve [im_orig] Run Hogbom minor-cycle | CycleThreshold=0.597139, CycleNiter=20, Gain=0.3
2024-09-24 18:44:02 INFO SDAlgorithmBase::deconvolve [im_orig] iters=0->7 [7], model=0->4.6028, peakres=4.94899->0.435227, Reached cyclethreshold.
2024-09-24 18:44:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 7 iterations.
2024-09-24 18:44:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:44:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.45574, over full image : 0.45574
2024-09-24 18:44:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 13, 'cyclethreshold': 0.05498892068862915, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:04 INFO SDAlgorithmBase::deconvolve [im_orig] Run Hogbom minor-cycle | CycleThreshold=0.0549889, CycleNiter=13, Gain=0.3
2024-09-24 18:44:05 INFO SDAlgorithmBase::deconvolve [im_orig] iters=0->7 [7], model=4.6028->5.02619, peakres=0.45574->0.0435268, Reached cyclethreshold.
2024-09-24 18:44:05 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 14 iterations.
2024-09-24 18:44:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:44:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0416506, over full image : 0.0416506
2024-09-24 18:44:07 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 6, 'cyclethreshold': 0.005025505553930998, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:07 INFO SDAlgorithmBase::deconvolve [im_orig] Run Hogbom minor-cycle | CycleThreshold=0.00502551, CycleNiter=6, Gain=0.3
2024-09-24 18:44:08 INFO SDAlgorithmBase::deconvolve [im_orig] iters=0->6 [6], model=5.02619->5.04001, peakres=0.0416506->0.0226678, Reached cycleniter.
2024-09-24 18:44:08 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:44:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:44:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.022671, over full image : 0.022671
2024-09-24 18:44:10 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:44:10 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:44:10 INFO SDAlgorithmBase::restore [im_orig] : Restoring model image.
2024-09-24 18:44:10 INFO SIImageStore::restore Beam for chan : 0 : 88.6975 arcsec, 77.5413 arcsec, -89.6046 deg
2024-09-24 18:44:11 INFO tclean::::casa Searching for images with prefix 'im_orig'... Found these, writing history into them: ['im_orig.sumwt', 'im_orig.psf', 'im_orig.image', 'im_orig.mask', 'im_orig.pb', 'im_orig.residual', 'im_orig.model']
2024-09-24 18:44:11 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:43:30.267104 End time: 2024-09-24 18:44:10.794134
2024-09-24 18:44:11 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:44:11 INFO tclean::::casa ##########################################
2024-09-24 18:44:11 INFO imstat::::casa ##########################################
2024-09-24 18:44:11 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:44:11 INFO imstat::::casa imstat( imagename='im_orig.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-24 18:44:11 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:44:11 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:44:11 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:44:11 INFO imstat::image::statistics Determining stats for image im_orig.image
2024-09-24 18:44:11 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:11 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [2047, 2047, 0, 0] (20:11:05.220, +38.21.11.967, I, 999980841.3Hz to 19:47:03.322, +42.54.02.996, I, 999980841.3Hz)
2024-09-24 18:44:11 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:44:11 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:44:11 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:44:11 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [2047, 2047, 0, 0]
2024-09-24 18:44:11 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 20:11:05.220, +38.21.11.967, I, 999980841.3Hz
2024-09-24 18:44:11 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:47:03.322, +42.54.02.996, I, 999980841.3Hz
2024-09-24 18:44:11 INFO imstat:::: Values ---
2024-09-24 18:44:11 INFO imstat:::: -- flux density [flux]: 5.2713 Jy
2024-09-24 18:44:11 INFO imstat:::: -- number of points [npts]: 4.1943e+06
2024-09-24 18:44:11 INFO imstat:::: -- maximum value [max]: 4.97713 Jy/beam
2024-09-24 18:44:11 INFO imstat:::: -- minimum value [min]: -0.022671 Jy/beam
2024-09-24 18:44:11 INFO imstat:::: -- position of max value (pixel) [maxpos]: [1509, 773, 0, 0]
2024-09-24 18:44:11 INFO imstat:::: -- position of min value (pixel) [minpos]: [1708, 965, 0, 0]
2024-09-24 18:44:11 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.302, +40.06.02.372, I, 999980841.3Hz
2024-09-24 18:44:11 INFO imstat:::: -- position of min value (world) [minposf]: 19:51:28.525, +40.31.07.260, I, 999980841.3Hz
2024-09-24 18:44:11 INFO imstat:::: -- Sum of pixel values [sum]: 641.87 Jy/beam
2024-09-24 18:44:11 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1619.58 Jy/beam.Jy/beam
2024-09-24 18:44:11 INFO imstat:::: Statistics ---
2024-09-24 18:44:11 INFO imstat:::: -- Mean of the pixel values [mean]: 0.000153034 Jy/beam
2024-09-24 18:44:11 INFO imstat:::: -- Variance of the pixel values : 0.000386116 Jy/beam
2024-09-24 18:44:11 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.0196498 Jy/beam
2024-09-24 18:44:11 INFO imstat:::: -- Root mean square [rms]: 0.0196504 Jy/beam
2024-09-24 18:44:11 INFO imstat:::: -- Median of the pixel values [median]: 4.61875e-06 Jy/beam
2024-09-24 18:44:11 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.003161 Jy/beam
2024-09-24 18:44:11 INFO imstat:::: -- IQR [quartile]: 0.00632194 Jy/beam
2024-09-24 18:44:11 INFO imstat:::: -- First quartile [q1]: -0.00315521 Jy/beam
2024-09-24 18:44:11 INFO imstat:::: -- Third quartile [q3]: 0.00316673 Jy/beam
2024-09-24 18:44:11 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:44:11 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:44:11 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:44:11 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:44:11 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:44:11 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:44:11 INFO imstat::ImageStatsCalculator::statistics 4.194304e+06 6.418701e+02 1.530337e-04 1.965042e-02 1.964982e-02 -2.267100e-02 4.977134e+00
2024-09-24 18:44:11 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:44:10.796404 End time: 2024-09-24 18:44:11.100915
2024-09-24 18:44:11 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:44:11 INFO imstat::::casa ##########################################
2024-09-24 18:44:11 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:44:11 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:11 INFO ImageRegion::fromRecord+ [1499, 763, 0, 0] to [1519, 783, 0, 0] (19:53:57.382, +40.04.43.647, I, 999980841.3Hz to 19:53:43.216, +40.07.21.070, I, 999980841.3Hz)
2024-09-24 18:44:11 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:44:11 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:44:11 2024******
2024-09-24 18:44:11 INFO ImageFitter::fit+
2024-09-24 18:44:11 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:44:11 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_orig.image
2024-09-24 18:44:11 INFO ImageFitter::fit+ --- region:
2024-09-24 18:44:11 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:44:11 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:44:11 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:44:11 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:44:11 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:44:11 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:44:11 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:11 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.843, +40.05.23.013 to 19:53:46.759, +40.06.41.724)
2024-09-24 18:44:11 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:44:11 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:44:11 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:44:11 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:44:11 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29832 Jy
2024-09-24 18:44:11 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.00459192 Jy
2024-09-24 18:44:11 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85855 Jy
2024-09-24 18:44:11 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00458731 Jy
2024-09-24 18:44:11 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:11 INFO ImageFitter::_fitLoop+ Fit on im_orig.image component 0
2024-09-24 18:44:11 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:44:11 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.9885 +/- 0.0032 s (0.0367 arcsec along great circle)
2024-09-24 18:44:11 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.0594 +/- 0.0281 arcsec
2024-09-24 18:44:11 INFO ImageFitter::_fitLoop+ --- ra: 1509.4535 +/- 0.0046 pixels
2024-09-24 18:44:11 INFO ImageFitter::_fitLoop+ --- dec: 772.7181 +/- 0.0035 pixels
2024-09-24 18:44:11 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:11 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:44:11 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.4778 +/- 0.0014 arcmin
2024-09-24 18:44:11 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.2915 +/- 0.0011 arcmin
2024-09-24 18:44:11 INFO ImageFitter::_fitLoop+ --- position angle: 89.42 +/- 0.26 deg
2024-09-24 18:44:11 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:11 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:44:11 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.70 arcsec
2024-09-24 18:44:11 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.54 arcsec
2024-09-24 18:44:11 INFO ImageFitter::_fitLoop+ --- position angle: -89.60 deg
2024-09-24 18:44:11 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:44:11 INFO ImageFitter::_fitLoop+ Component is a point source
2024-09-24 18:44:11 INFO ImageFitter::_fitLoop+ An upper limit on its size cannot be determined
2024-09-24 18:44:11 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:11 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:44:11 INFO ImageFitter::_fitLoop+ --- Integrated: 5.0049 +/- 0.0079 Jy
2024-09-24 18:44:11 INFO ImageFitter::_fitLoop+ --- Peak: 5.0102 +/- 0.0046 Jy/beam
2024-09-24 18:44:11 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:44:11 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:11 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:44:11 INFO ImageFitter::_fitLoop+ --- frequency: 999.9808 MHz (29.97982 cm)
2024-09-24 18:44:11 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:11 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:44:11 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40d06m00' )
2024-09-24 18:44:11 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:44:11 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:44:11 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:44:11 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:44:11 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:44:11 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:44:11 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:44:11 INFO MSTransformManager::open Select data
2024-09-24 18:44:11 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:44:11 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40d06m00 successfully parsed
2024-09-24 18:44:11 INFO phaseshift::::casa Shift phase center
2024-09-24 18:44:12 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:44:11.205990 End time: 2024-09-24 18:44:11.654533
2024-09-24 18:44:12 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:44:12 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:12 INFO tclean::::casa ##########################################
2024-09-24 18:44:12 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:44:12 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 )
2024-09-24 18:44:12 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:44:12 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:44:12 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:44:12 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:12 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:12 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:44:12 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:44:12 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:44:12 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:44:12 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:44:12 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:44:12 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:44:12 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:44:12 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009429
2024-09-24 18:44:12 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:12 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:44:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:44:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:12 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:44:12 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:44:12 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:44:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:44:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:44:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:44:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:44:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:44:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:44:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:44:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:44:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:44:13 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:44:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:44:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:44:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:44:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:44:13 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-24 18:44:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:44:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:44:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:44:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:44:13 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:44:13 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:44:13 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:44:13 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:13 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:44:13 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:44:11.791637 End time: 2024-09-24 18:44:13.349204
2024-09-24 18:44:13 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:44:13 INFO tclean::::casa ##########################################
2024-09-24 18:44:13 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:44:13 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:13 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)
2024-09-24 18:44:13 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:44:13 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:44:13 2024******
2024-09-24 18:44:13 INFO ImageFitter::fit+
2024-09-24 18:44:13 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:44:13 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:44:13 INFO ImageFitter::fit+ --- region:
2024-09-24 18:44:13 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:44:13 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:44:13 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:44:13 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:44:13 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:44:13 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:44:13 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:13 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-24 18:44:13 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:44:13 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:44:13 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:44:13 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:44:13 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:44:13 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy
2024-09-24 18:44:13 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:44:13 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy
2024-09-24 18:44:13 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:13 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:44:13 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:44:13 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:44:13 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec
2024-09-24 18:44:13 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels
2024-09-24 18:44:13 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels
2024-09-24 18:44:13 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:13 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:44:13 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:44:13 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:44:13 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:44:13 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:13 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:44:13 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:44:13 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:44:13 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:44:13 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:44:13 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:44:13 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:44:13 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:44:13 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:13 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:44:13 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:44:13 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:44:13 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:44:13 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:13 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:44:13 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:44:13 INFO imstat::::casa ##########################################
2024-09-24 18:44:13 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:44:13 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 )
2024-09-24 18:44:13 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:44:13 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:44:13 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:44:13 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:44:13 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:13 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)
2024-09-24 18:44:13 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:44:13 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:44:13 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:44:13 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:44:13 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:44:13 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:44:13 INFO imstat:::: Values ---
2024-09-24 18:44:13 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:44:13 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:44:13 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:44:13 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam
2024-09-24 18:44:13 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:44:13 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:44:13 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:44:13 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-24 18:44:13 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:44:13 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:44:13 INFO imstat:::: Statistics ---
2024-09-24 18:44:13 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:44:13 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:44:13 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:44:13 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:44:13 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam
2024-09-24 18:44:13 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam
2024-09-24 18:44:13 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam
2024-09-24 18:44:13 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam
2024-09-24 18:44:13 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam
2024-09-24 18:44:13 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:44:13 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:44:13 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:44:13 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:44:13 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:44:13 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:44:13 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
2024-09-24 18:44:13 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:44:13.384462 End time: 2024-09-24 18:44:13.401076
2024-09-24 18:44:13 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:44:13 INFO imstat::::casa ##########################################
2024-09-24 18:44:13 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:13 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:44:13 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 02:40:24.0000' )
2024-09-24 18:44:13 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:44:13 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:44:13 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:44:13 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:44:13 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:44:13 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:44:13 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:44:13 INFO MSTransformManager::open Select data
2024-09-24 18:44:13 INFO MSTransformManager::createOutputMSStructure Create output MS structure
NOTE: you provided the Declination/Latitude value "02:40:24.0000" which is understood to be in units of hours.
If you meant degrees, please replace ":" by ".".
2024-09-24 18:44:14 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 02:40:24.0000 successfully parsed
2024-09-24 18:44:14 INFO phaseshift::::casa Shift phase center
2024-09-24 18:44:14 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:44:13.412776 End time: 2024-09-24 18:44:13.825903
2024-09-24 18:44:14 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:44:14 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:14 INFO tclean::::casa ##########################################
2024-09-24 18:44:14 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:44:14 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 )
2024-09-24 18:44:14 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:44:14 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:44:14 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:44:14 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:14 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:14 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:44:14 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:44:14 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:44:14 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:44:14 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:44:14 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:44:14 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:44:14 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:44:14 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009341
2024-09-24 18:44:14 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:14 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:44:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:44:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:14 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:44:14 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:44:14 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:44:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:44:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:44:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:44:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:44:15 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:44:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:44:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:44:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:44:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:44:15 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:44:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:44:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:44:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:44:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:44:15 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-24 18:44:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:44:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:44:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:44:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:44:15 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:44:15 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:44:15 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:44:15 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:15 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:44:15 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:44:13.852627 End time: 2024-09-24 18:44:15.260043
2024-09-24 18:44:15 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:44:15 INFO tclean::::casa ##########################################
2024-09-24 18:44:15 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:44:15 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:15 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-24 18:44:15 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:44:15 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:44:15 2024******
2024-09-24 18:44:15 INFO ImageFitter::fit+
2024-09-24 18:44:15 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:44:15 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:44:15 INFO ImageFitter::fit+ --- region:
2024-09-24 18:44:15 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:44:15 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:44:15 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:44:15 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:44:15 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:44:15 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:44:15 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:15 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-24 18:44:15 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:44:15 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:44:15 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:44:15 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:44:15 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:44:15 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy
2024-09-24 18:44:15 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:44:15 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy
2024-09-24 18:44:15 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:15 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:44:15 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:44:15 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:44:15 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec
2024-09-24 18:44:15 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels
2024-09-24 18:44:15 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels
2024-09-24 18:44:15 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:15 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:44:15 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:44:15 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:44:15 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:44:15 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:15 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:44:15 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:44:15 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:44:15 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:44:15 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:44:15 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:44:15 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:44:15 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:44:15 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:15 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:44:15 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:44:15 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:44:15 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:44:15 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:15 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:44:15 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:44:15 INFO imstat::::casa ##########################################
2024-09-24 18:44:15 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:44:15 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-24 18:44:15 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:44:15 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:44:15 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:44:15 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:44:15 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:15 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-24 18:44:15 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:44:15 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:44:15 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:44:15 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:44:15 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:44:15 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:44:15 INFO imstat:::: Values ---
2024-09-24 18:44:15 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:44:15 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:44:15 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:44:15 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam
2024-09-24 18:44:15 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:44:15 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:44:15 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:44:15 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-24 18:44:15 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:44:15 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:44:15 INFO imstat:::: Statistics ---
2024-09-24 18:44:15 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:44:15 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:44:15 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:44:15 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:44:15 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam
2024-09-24 18:44:15 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam
2024-09-24 18:44:15 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam
2024-09-24 18:44:15 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam
2024-09-24 18:44:15 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam
2024-09-24 18:44:15 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:44:15 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:44:15 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:44:15 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:44:15 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:44:15 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:44:15 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
2024-09-24 18:44:15 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:44:15.295032 End time: 2024-09-24 18:44:15.311690
2024-09-24 18:44:15 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:44:15 INFO imstat::::casa ##########################################
2024-09-24 18:44:15 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:15 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:44:15 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40.100000000deg' )
2024-09-24 18:44:15 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:44:15 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:44:15 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:44:15 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:44:15 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:44:15 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:44:15 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:44:15 INFO MSTransformManager::open Select data
2024-09-24 18:44:15 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:44:16 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40.100000000deg successfully parsed
2024-09-24 18:44:16 INFO phaseshift::::casa Shift phase center
2024-09-24 18:44:16 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:44:15.323366 End time: 2024-09-24 18:44:15.748933
2024-09-24 18:44:16 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:44:16 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:16 INFO tclean::::casa ##########################################
2024-09-24 18:44:16 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:44:16 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 )
2024-09-24 18:44:16 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:44:16 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:44:16 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:44:16 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:16 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:16 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:44:16 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:44:16 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:44:16 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:44:16 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:44:16 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:44:16 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:44:16 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:44:16 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009597
2024-09-24 18:44:16 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:16 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:44:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:44:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:16 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:44:16 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:44:16 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:44:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:44:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:44:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:44:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:44:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:44:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:44:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:44:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:44:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:44:17 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:44:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:44:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:44:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:44:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:44:17 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-24 18:44:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:44:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:44:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:44:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:44:17 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:44:17 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:44:17 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:44:17 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:17 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:44:17 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:44:15.775237 End time: 2024-09-24 18:44:17.252737
2024-09-24 18:44:17 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:44:17 INFO tclean::::casa ##########################################
2024-09-24 18:44:17 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:44:17 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:17 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-24 18:44:17 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:44:17 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:44:17 2024******
2024-09-24 18:44:17 INFO ImageFitter::fit+
2024-09-24 18:44:17 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:44:17 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:44:17 INFO ImageFitter::fit+ --- region:
2024-09-24 18:44:17 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:44:17 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:44:17 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:44:17 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:44:17 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:44:17 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:44:17 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:17 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-24 18:44:17 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:44:17 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:44:17 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:44:17 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:44:17 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:44:17 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy
2024-09-24 18:44:17 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:44:17 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy
2024-09-24 18:44:17 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:17 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:44:17 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:44:17 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:44:17 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec
2024-09-24 18:44:17 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels
2024-09-24 18:44:17 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels
2024-09-24 18:44:17 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:17 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:44:17 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:44:17 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:44:17 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:44:17 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:17 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:44:17 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:44:17 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:44:17 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:44:17 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:44:17 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:44:17 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:44:17 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:44:17 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:17 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:44:17 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:44:17 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:44:17 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:44:17 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:17 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:44:17 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:44:17 INFO imstat::::casa ##########################################
2024-09-24 18:44:17 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:44:17 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-24 18:44:17 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:44:17 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:44:17 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:44:17 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:44:17 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:17 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-24 18:44:17 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:44:17 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:44:17 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:44:17 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:44:17 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:44:17 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:44:17 INFO imstat:::: Values ---
2024-09-24 18:44:17 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:44:17 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:44:17 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:44:17 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam
2024-09-24 18:44:17 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:44:17 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:44:17 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:44:17 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-24 18:44:17 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:44:17 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:44:17 INFO imstat:::: Statistics ---
2024-09-24 18:44:17 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:44:17 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:44:17 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:44:17 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:44:17 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam
2024-09-24 18:44:17 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam
2024-09-24 18:44:17 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam
2024-09-24 18:44:17 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam
2024-09-24 18:44:17 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam
2024-09-24 18:44:17 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:44:17 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:44:17 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:44:17 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:44:17 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:44:17 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:44:17 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777660e-05 4.999996e+00
2024-09-24 18:44:17 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:44:17.288370 End time: 2024-09-24 18:44:17.305031
2024-09-24 18:44:17 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:44:17 INFO imstat::::casa ##########################################
2024-09-24 18:44:17 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:17 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:44:17 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 0.699877030rad' )
2024-09-24 18:44:17 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:44:17 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:44:17 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:44:17 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:44:17 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:44:17 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:44:17 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:44:17 INFO MSTransformManager::open Select data
2024-09-24 18:44:17 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:44:18 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 0.699877030rad successfully parsed
2024-09-24 18:44:18 INFO phaseshift::::casa Shift phase center
2024-09-24 18:44:18 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:44:17.317046 End time: 2024-09-24 18:44:17.781864
2024-09-24 18:44:18 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:44:18 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:18 INFO tclean::::casa ##########################################
2024-09-24 18:44:18 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:44:18 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 )
2024-09-24 18:44:18 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:44:18 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:44:18 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:44:18 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:18 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:18 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:44:18 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:44:18 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:44:18 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:44:18 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:44:18 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:44:18 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:44:18 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:44:18 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009266
2024-09-24 18:44:18 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:18 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:44:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:44:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:18 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:44:18 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:44:18 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:18 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:44:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:44:18 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:44:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:44:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:44:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:44:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:44:19 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:44:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:44:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:44:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:44:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:44:19 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:44:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:44:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:44:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-24 18:44:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:44:19 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:44:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:44:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:44:19 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:44:19 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:44:19 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:44:19 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:19 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:44:19 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:44:17.808410 End time: 2024-09-24 18:44:19.245326
2024-09-24 18:44:19 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:44:19 INFO tclean::::casa ##########################################
2024-09-24 18:44:19 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:44:19 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:19 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-24 18:44:19 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:44:19 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:44:19 2024******
2024-09-24 18:44:19 INFO ImageFitter::fit+
2024-09-24 18:44:19 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:44:19 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:44:19 INFO ImageFitter::fit+ --- region:
2024-09-24 18:44:19 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:44:19 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:44:19 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:44:19 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:44:19 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:44:19 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:44:19 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:19 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-24 18:44:19 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:44:19 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:44:19 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:44:19 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:44:19 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:44:19 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy
2024-09-24 18:44:19 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:44:19 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126486 Jy
2024-09-24 18:44:19 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:19 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:44:19 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:44:19 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:44:19 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec
2024-09-24 18:44:19 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels
2024-09-24 18:44:19 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels
2024-09-24 18:44:19 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:19 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:44:19 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:44:19 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:44:19 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:44:19 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:19 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:44:19 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:44:19 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:44:19 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:44:19 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:44:19 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:44:19 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:44:19 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:44:19 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:19 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:44:19 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:44:19 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:44:19 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:44:19 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:19 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:44:19 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:44:19 INFO imstat::::casa ##########################################
2024-09-24 18:44:19 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:44:19 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-24 18:44:19 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:44:19 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:44:19 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:44:19 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:44:19 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:19 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-24 18:44:19 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:44:19 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:44:19 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:44:19 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:44:19 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:44:19 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:44:19 INFO imstat:::: Values ---
2024-09-24 18:44:19 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:44:19 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:44:19 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:44:19 INFO imstat:::: -- minimum value [min]: -7.77764e-05 Jy/beam
2024-09-24 18:44:19 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:44:19 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2024-09-24 18:44:19 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:44:19 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz
2024-09-24 18:44:19 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:44:19 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:44:19 INFO imstat:::: Statistics ---
2024-09-24 18:44:19 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:44:19 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:44:19 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:44:19 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:44:19 INFO imstat:::: -- Median of the pixel values [median]: -1.86664e-05 Jy/beam
2024-09-24 18:44:19 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam
2024-09-24 18:44:19 INFO imstat:::: -- IQR [quartile]: 3.56255e-05 Jy/beam
2024-09-24 18:44:19 INFO imstat:::: -- First quartile [q1]: -3.45078e-05 Jy/beam
2024-09-24 18:44:19 INFO imstat:::: -- Third quartile [q3]: 1.11764e-06 Jy/beam
2024-09-24 18:44:19 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:44:19 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:44:19 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:44:19 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:44:19 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:44:19 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:44:19 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777640e-05 4.999996e+00
2024-09-24 18:44:19 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:44:19.281986 End time: 2024-09-24 18:44:19.299600
2024-09-24 18:44:19 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:44:19 INFO imstat::::casa ##########################################
2024-09-24 18:44:19 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:19 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:44:19 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19:53:50.0000 40d06m00' )
2024-09-24 18:44:19 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:44:19 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:44:19 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:44:19 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:44:19 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:44:19 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:44:19 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:44:19 INFO MSTransformManager::open Select data
2024-09-24 18:44:19 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:44:20 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19:53:50.0000 40d06m00 successfully parsed
2024-09-24 18:44:20 INFO phaseshift::::casa Shift phase center
2024-09-24 18:44:20 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:44:19.311592 End time: 2024-09-24 18:44:19.812301
2024-09-24 18:44:20 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:44:20 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:20 INFO tclean::::casa ##########################################
2024-09-24 18:44:20 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:44:20 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 )
2024-09-24 18:44:20 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:44:20 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:44:20 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:44:20 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:20 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:20 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:44:20 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:44:20 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:44:20 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:44:20 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:44:20 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:44:20 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:44:20 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:44:20 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.01734
2024-09-24 18:44:20 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:20 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:44:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:44:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:20 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:44:20 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:44:20 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:20 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:44:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:44:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:44:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:44:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:44:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:44:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:44:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:44:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:44:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:44:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:44:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:44:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:44:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:44:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:44:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-24 18:44:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:44:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:44:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:44:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:44:21 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:44:21 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:44:21 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:44:21 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:21 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:44:21 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:44:19.859080 End time: 2024-09-24 18:44:21.443308
2024-09-24 18:44:21 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:44:21 INFO tclean::::casa ##########################################
2024-09-24 18:44:21 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:44:21 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:21 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)
2024-09-24 18:44:21 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:44:21 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:44:21 2024******
2024-09-24 18:44:21 INFO ImageFitter::fit+
2024-09-24 18:44:21 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:44:21 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:44:21 INFO ImageFitter::fit+ --- region:
2024-09-24 18:44:21 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:44:21 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:44:21 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:44:21 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:44:21 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:44:21 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:44:21 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:21 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)
2024-09-24 18:44:21 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:44:21 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:44:21 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:44:21 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:44:21 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:44:21 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy
2024-09-24 18:44:21 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:44:21 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy
2024-09-24 18:44:21 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:21 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:44:21 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:44:21 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:44:21 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec
2024-09-24 18:44:21 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels
2024-09-24 18:44:21 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels
2024-09-24 18:44:21 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:21 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:44:21 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:44:21 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:44:21 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:44:21 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:21 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:44:21 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:44:21 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:44:21 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:44:21 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:44:21 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:44:21 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:44:21 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:44:21 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:21 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:44:21 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:44:21 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:44:21 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:44:21 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:21 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:44:21 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:44:21 INFO imstat::::casa ##########################################
2024-09-24 18:44:21 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:44:21 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 )
2024-09-24 18:44:22 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:44:22 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:44:22 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:44:22 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:44:22 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:22 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)
2024-09-24 18:44:22 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:44:22 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:44:22 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:44:22 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:44:22 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:44:22 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:44:22 INFO imstat:::: Values ---
2024-09-24 18:44:22 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:44:22 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:44:22 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:44:22 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam
2024-09-24 18:44:22 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:44:22 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:44:22 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:44:22 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-24 18:44:22 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:44:22 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:44:22 INFO imstat:::: Statistics ---
2024-09-24 18:44:22 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:44:22 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:44:22 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:44:22 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:44:22 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam
2024-09-24 18:44:22 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam
2024-09-24 18:44:22 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam
2024-09-24 18:44:22 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam
2024-09-24 18:44:22 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam
2024-09-24 18:44:22 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:44:22 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:44:22 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:44:22 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:44:22 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:44:22 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:44:22 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
2024-09-24 18:44:22 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:44:21.497251 End time: 2024-09-24 18:44:21.519265
2024-09-24 18:44:22 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:44:22 INFO imstat::::casa ##########################################
2024-09-24 18:44:22 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:22 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:44:22 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19:53:50.0000 02:40:24.0000' )
2024-09-24 18:44:22 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:44:22 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:44:22 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:44:22 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:44:22 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:44:22 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:44:22 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:44:22 INFO MSTransformManager::open Select data
2024-09-24 18:44:22 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 ".".
2024-09-24 18:44:22 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19:53:50.0000 02:40:24.0000 successfully parsed
2024-09-24 18:44:22 INFO phaseshift::::casa Shift phase center
2024-09-24 18:44:22 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:44:21.532499 End time: 2024-09-24 18:44:22.012158
2024-09-24 18:44:22 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:44:22 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:22 INFO tclean::::casa ##########################################
2024-09-24 18:44:22 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:44:22 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 )
2024-09-24 18:44:22 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:44:22 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:44:22 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:44:22 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:22 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:22 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:44:22 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:44:22 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:44:22 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:44:22 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:44:22 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:44:22 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:44:22 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:44:22 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009093
2024-09-24 18:44:22 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:22 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:44:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:44:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:23 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:44:23 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:44:23 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:44:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:44:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:44:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:44:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:44:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:44:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:44:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:44:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:44:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:44:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:44:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:44:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:44:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:44:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:44:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-24 18:44:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:44:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:44:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:44:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:44:23 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:44:23 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:44:23 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:44:23 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:23 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:44:24 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:44:22.067158 End time: 2024-09-24 18:44:23.567752
2024-09-24 18:44:24 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:44:24 INFO tclean::::casa ##########################################
2024-09-24 18:44:24 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:44:24 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:24 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)
2024-09-24 18:44:24 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:44:24 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:44:24 2024******
2024-09-24 18:44:24 INFO ImageFitter::fit+
2024-09-24 18:44:24 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:44:24 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:44:24 INFO ImageFitter::fit+ --- region:
2024-09-24 18:44:24 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:44:24 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:44:24 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:44:24 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:44:24 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:44:24 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:44:24 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:24 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)
2024-09-24 18:44:24 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:44:24 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:44:24 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:44:24 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:44:24 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:44:24 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy
2024-09-24 18:44:24 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:44:24 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy
2024-09-24 18:44:24 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:24 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:44:24 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:44:24 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:44:24 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec
2024-09-24 18:44:24 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels
2024-09-24 18:44:24 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels
2024-09-24 18:44:24 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:24 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:44:24 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:44:24 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:44:24 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:44:24 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:24 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:44:24 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:44:24 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:44:24 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:44:24 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:44:24 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:44:24 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:44:24 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:44:24 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:24 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:44:24 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:44:24 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:44:24 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:44:24 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:24 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:44:24 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:44:24 INFO imstat::::casa ##########################################
2024-09-24 18:44:24 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:44:24 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 )
2024-09-24 18:44:24 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:44:24 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:44:24 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:44:24 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:44:24 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:24 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-24 18:44:24 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:44:24 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:44:24 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:44:24 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:44:24 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:44:24 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:44:24 INFO imstat:::: Values ---
2024-09-24 18:44:24 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:44:24 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:44:24 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:44:24 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam
2024-09-24 18:44:24 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:44:24 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:44:24 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:44:24 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-24 18:44:24 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:44:24 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:44:24 INFO imstat:::: Statistics ---
2024-09-24 18:44:24 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:44:24 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:44:24 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:44:24 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:44:24 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam
2024-09-24 18:44:24 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam
2024-09-24 18:44:24 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam
2024-09-24 18:44:24 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam
2024-09-24 18:44:24 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam
2024-09-24 18:44:24 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:44:24 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:44:24 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:44:24 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:44:24 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:44:24 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:44:24 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
2024-09-24 18:44:24 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:44:23.625991 End time: 2024-09-24 18:44:23.648874
2024-09-24 18:44:24 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:44:24 INFO imstat::::casa ##########################################
2024-09-24 18:44:24 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:24 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:44:24 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19:53:50.0000 40.100000000deg' )
2024-09-24 18:44:24 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:44:24 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:44:24 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:44:24 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:44:24 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:44:24 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:44:24 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:44:24 INFO MSTransformManager::open Select data
2024-09-24 18:44:24 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:44:24 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19:53:50.0000 40.100000000deg successfully parsed
2024-09-24 18:44:24 INFO phaseshift::::casa Shift phase center
2024-09-24 18:44:24 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:44:23.664249 End time: 2024-09-24 18:44:24.187761
2024-09-24 18:44:24 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:44:24 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:24 INFO tclean::::casa ##########################################
2024-09-24 18:44:24 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:44:24 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-24 18:44:24 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:44:24 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:44:24 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:44:24 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:24 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:24 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:44:24 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:44:24 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:44:24 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:44:24 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:44:24 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:44:24 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:44:24 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:44:24 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.00926
2024-09-24 18:44:24 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:24 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:44:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:44:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:25 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:44:25 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:44:25 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:44:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:44:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:44:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:44:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:44:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:44:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:44:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:44:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:44:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:44:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:44:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:44:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:44:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:44:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:44:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-24 18:44:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:44:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:44:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:44:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:44:25 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:44:25 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:44:25 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:44:25 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:25 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:44:26 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:44:24.214822 End time: 2024-09-24 18:44:25.564205
2024-09-24 18:44:26 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:44:26 INFO tclean::::casa ##########################################
2024-09-24 18:44:26 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:44:26 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:26 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)
2024-09-24 18:44:26 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:44:26 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:44:26 2024******
2024-09-24 18:44:26 INFO ImageFitter::fit+
2024-09-24 18:44:26 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:44:26 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:44:26 INFO ImageFitter::fit+ --- region:
2024-09-24 18:44:26 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:44:26 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:44:26 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:44:26 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:44:26 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:44:26 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:44:26 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:26 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)
2024-09-24 18:44:26 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:44:26 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:44:26 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:44:26 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:44:26 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:44:26 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy
2024-09-24 18:44:26 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:44:26 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy
2024-09-24 18:44:26 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:26 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:44:26 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:44:26 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:44:26 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec
2024-09-24 18:44:26 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels
2024-09-24 18:44:26 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels
2024-09-24 18:44:26 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:26 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:44:26 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:44:26 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:44:26 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:44:26 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:26 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:44:26 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:44:26 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:44:26 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:44:26 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:44:26 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:44:26 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:44:26 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:44:26 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:26 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:44:26 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:44:26 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:44:26 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:44:26 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:26 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:44:26 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:44:26 INFO imstat::::casa ##########################################
2024-09-24 18:44:26 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:44:26 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 )
2024-09-24 18:44:26 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:44:26 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:44:26 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:44:26 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:44:26 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:26 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)
2024-09-24 18:44:26 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:44:26 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:44:26 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:44:26 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:44:26 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:44:26 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:44:26 INFO imstat:::: Values ---
2024-09-24 18:44:26 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:44:26 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:44:26 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:44:26 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam
2024-09-24 18:44:26 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:44:26 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:44:26 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:44:26 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-24 18:44:26 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:44:26 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:44:26 INFO imstat:::: Statistics ---
2024-09-24 18:44:26 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:44:26 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:44:26 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:44:26 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:44:26 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam
2024-09-24 18:44:26 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam
2024-09-24 18:44:26 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam
2024-09-24 18:44:26 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam
2024-09-24 18:44:26 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam
2024-09-24 18:44:26 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:44:26 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:44:26 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:44:26 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:44:26 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:44:26 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:44:26 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
2024-09-24 18:44:26 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:44:25.619149 End time: 2024-09-24 18:44:25.641385
2024-09-24 18:44:26 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:44:26 INFO imstat::::casa ##########################################
2024-09-24 18:44:26 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:26 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:44:26 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19:53:50.0000 0.699877030rad' )
2024-09-24 18:44:26 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:44:26 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:44:26 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:44:26 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:44:26 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:44:26 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:44:26 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:44:26 INFO MSTransformManager::open Select data
2024-09-24 18:44:26 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:44:26 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19:53:50.0000 0.699877030rad successfully parsed
2024-09-24 18:44:26 INFO phaseshift::::casa Shift phase center
2024-09-24 18:44:26 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:44:25.654856 End time: 2024-09-24 18:44:26.092572
2024-09-24 18:44:26 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:44:26 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:26 INFO tclean::::casa ##########################################
2024-09-24 18:44:26 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:44:26 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 )
2024-09-24 18:44:26 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:44:26 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:44:26 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:44:26 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:26 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:26 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:44:26 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:44:26 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:44:26 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:44:26 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:44:26 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:44:26 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:44:26 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:44:26 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.00931
2024-09-24 18:44:26 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:26 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:44:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:44:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:27 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:44:27 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:44:27 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:44:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:44:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:44:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:44:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:44:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:44:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:44:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:44:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:44:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:44:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:44:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:44:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:44:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:44:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:44:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-24 18:44:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:44:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:44:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:44:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:44:28 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:44:28 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:44:28 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:44:28 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:28 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:44:28 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:44:26.119250 End time: 2024-09-24 18:44:27.709264
2024-09-24 18:44:28 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:44:28 INFO tclean::::casa ##########################################
2024-09-24 18:44:28 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:44:28 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:28 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)
2024-09-24 18:44:28 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:44:28 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:44:28 2024******
2024-09-24 18:44:28 INFO ImageFitter::fit+
2024-09-24 18:44:28 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:44:28 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:44:28 INFO ImageFitter::fit+ --- region:
2024-09-24 18:44:28 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:44:28 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:44:28 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:44:28 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:44:28 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:44:28 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:44:28 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:28 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)
2024-09-24 18:44:28 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:44:28 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:44:28 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:44:28 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:44:28 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:44:28 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy
2024-09-24 18:44:28 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:44:28 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126486 Jy
2024-09-24 18:44:28 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:28 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:44:28 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:44:28 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:44:28 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec
2024-09-24 18:44:28 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels
2024-09-24 18:44:28 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels
2024-09-24 18:44:28 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:28 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:44:28 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:44:28 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:44:28 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:44:28 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:28 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:44:28 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:44:28 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:44:28 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:44:28 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:44:28 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:44:28 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:44:28 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:44:28 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:28 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:44:28 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:44:28 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:44:28 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:44:28 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:28 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:44:28 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:44:28 INFO imstat::::casa ##########################################
2024-09-24 18:44:28 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:44:28 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 )
2024-09-24 18:44:28 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:44:28 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:44:28 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:44:28 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:44:28 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:28 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)
2024-09-24 18:44:28 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:44:28 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:44:28 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:44:28 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:44:28 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:44:28 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:44:28 INFO imstat:::: Values ---
2024-09-24 18:44:28 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:44:28 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:44:28 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:44:28 INFO imstat:::: -- minimum value [min]: -7.77764e-05 Jy/beam
2024-09-24 18:44:28 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:44:28 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2024-09-24 18:44:28 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:44:28 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz
2024-09-24 18:44:28 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:44:28 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:44:28 INFO imstat:::: Statistics ---
2024-09-24 18:44:28 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:44:28 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:44:28 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:44:28 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:44:28 INFO imstat:::: -- Median of the pixel values [median]: -1.86664e-05 Jy/beam
2024-09-24 18:44:28 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam
2024-09-24 18:44:28 INFO imstat:::: -- IQR [quartile]: 3.56255e-05 Jy/beam
2024-09-24 18:44:28 INFO imstat:::: -- First quartile [q1]: -3.45078e-05 Jy/beam
2024-09-24 18:44:28 INFO imstat:::: -- Third quartile [q3]: 1.11764e-06 Jy/beam
2024-09-24 18:44:28 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:44:28 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:44:28 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:44:28 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:44:28 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:44:28 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:44:28 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
2024-09-24 18:44:28 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:44:27.769270 End time: 2024-09-24 18:44:27.793357
2024-09-24 18:44:28 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:44:28 INFO imstat::::casa ##########################################
2024-09-24 18:44:28 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:28 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:44:28 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 298.458333333deg 40d06m00' )
2024-09-24 18:44:28 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:44:28 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:44:28 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:44:28 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:44:28 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:44:28 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:44:28 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:44:28 INFO MSTransformManager::open Select data
2024-09-24 18:44:28 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:44:28 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 298.458333333deg 40d06m00 successfully parsed
2024-09-24 18:44:28 INFO phaseshift::::casa Shift phase center
2024-09-24 18:44:28 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:44:27.809174 End time: 2024-09-24 18:44:28.344775
2024-09-24 18:44:28 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:44:28 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:28 INFO tclean::::casa ##########################################
2024-09-24 18:44:28 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:44:28 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 )
2024-09-24 18:44:28 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:44:28 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:44:28 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:44:28 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:28 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:28 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:44:28 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:44:28 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:44:28 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:44:28 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:44:28 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:44:29 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:44:29 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:44:29 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009601
2024-09-24 18:44:29 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:29 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:44:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:44:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:29 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:44:29 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:44:29 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:29 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:44:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:44:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:44:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:44:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:44:29 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:44:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:44:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:44:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:44:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:44:29 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:44:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:44:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:44:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:44:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:44:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-24 18:44:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:44:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:44:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:44:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:44:30 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:44:30 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:44:30 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:44:30 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:30 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:44:30 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:44:28.389658 End time: 2024-09-24 18:44:30.003300
2024-09-24 18:44:30 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:44:30 INFO tclean::::casa ##########################################
2024-09-24 18:44:30 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:44:30 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:30 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)
2024-09-24 18:44:30 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:44:30 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:44:30 2024******
2024-09-24 18:44:30 INFO ImageFitter::fit+
2024-09-24 18:44:30 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:44:30 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:44:30 INFO ImageFitter::fit+ --- region:
2024-09-24 18:44:30 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:44:30 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:44:30 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:44:30 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:44:30 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:44:30 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:44:30 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:30 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-24 18:44:30 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:44:30 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:44:30 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:44:30 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:44:30 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:44:30 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy
2024-09-24 18:44:30 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:44:30 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy
2024-09-24 18:44:30 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:30 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:44:30 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:44:30 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:44:30 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec
2024-09-24 18:44:30 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels
2024-09-24 18:44:30 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels
2024-09-24 18:44:30 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:30 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:44:30 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:44:30 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:44:30 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:44:30 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:30 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:44:30 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:44:30 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:44:30 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:44:30 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:44:30 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:44:30 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:44:30 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:44:30 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:30 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:44:30 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:44:30 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:44:30 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:44:30 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:30 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:44:30 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:44:30 INFO imstat::::casa ##########################################
2024-09-24 18:44:30 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:44:30 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 )
2024-09-24 18:44:30 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:44:30 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:44:30 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:44:30 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:44:30 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:30 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)
2024-09-24 18:44:30 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:44:30 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:44:30 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:44:30 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:44:30 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:44:30 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:44:30 INFO imstat:::: Values ---
2024-09-24 18:44:30 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:44:30 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:44:30 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:44:30 INFO imstat:::: -- minimum value [min]: -7.77758e-05 Jy/beam
2024-09-24 18:44:30 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:44:30 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:44:30 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:44:30 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-24 18:44:30 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:44:30 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:44:30 INFO imstat:::: Statistics ---
2024-09-24 18:44:30 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:44:30 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:44:30 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:44:30 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:44:30 INFO imstat:::: -- Median of the pixel values [median]: -1.86641e-05 Jy/beam
2024-09-24 18:44:30 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam
2024-09-24 18:44:30 INFO imstat:::: -- IQR [quartile]: 3.56208e-05 Jy/beam
2024-09-24 18:44:30 INFO imstat:::: -- First quartile [q1]: -3.45075e-05 Jy/beam
2024-09-24 18:44:30 INFO imstat:::: -- Third quartile [q3]: 1.11336e-06 Jy/beam
2024-09-24 18:44:30 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:44:30 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:44:30 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:44:30 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:44:30 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:44:30 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:44:30 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777580e-05 4.999996e+00
2024-09-24 18:44:30 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:44:30.062160 End time: 2024-09-24 18:44:30.085445
2024-09-24 18:44:30 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:44:30 INFO imstat::::casa ##########################################
2024-09-24 18:44:30 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:30 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:44:30 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 298.458333333deg 02:40:24.0000' )
2024-09-24 18:44:30 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:44:30 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:44:30 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:44:30 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:44:30 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:44:30 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:44:30 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:44:30 INFO MSTransformManager::open Select data
2024-09-24 18:44:30 INFO MSTransformManager::createOutputMSStructure Create output MS structure
NOTE: you provided the Declination/Latitude value "02:40:24.0000" which is understood to be in units of hours.
If you meant degrees, please replace ":" by ".".
2024-09-24 18:44:30 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 298.458333333deg 02:40:24.0000 successfully parsed
2024-09-24 18:44:30 INFO phaseshift::::casa Shift phase center
2024-09-24 18:44:31 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:44:30.100877 End time: 2024-09-24 18:44:30.540410
2024-09-24 18:44:31 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:44:31 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:31 INFO tclean::::casa ##########################################
2024-09-24 18:44:31 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:44:31 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 )
2024-09-24 18:44:31 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:44:31 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:44:31 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:44:31 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:31 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:31 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:44:31 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:44:31 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:44:31 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:44:31 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:44:31 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:44:31 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:44:31 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:44:31 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.016971
2024-09-24 18:44:31 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:31 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:44:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:44:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:31 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:44:31 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:44:31 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:31 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:44:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:44:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:44:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:44:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:44:31 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:44:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:44:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:44:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:44:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:44:31 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:44:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:44:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:44:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:44:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:44:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-24 18:44:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:44:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:44:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:44:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:44:32 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:44:32 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:44:32 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:44:32 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:32 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:44:32 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:44:30.567990 End time: 2024-09-24 18:44:32.103587
2024-09-24 18:44:32 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:44:32 INFO tclean::::casa ##########################################
2024-09-24 18:44:32 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:44:32 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:32 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)
2024-09-24 18:44:32 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:44:32 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:44:32 2024******
2024-09-24 18:44:32 INFO ImageFitter::fit+
2024-09-24 18:44:32 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:44:32 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:44:32 INFO ImageFitter::fit+ --- region:
2024-09-24 18:44:32 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:44:32 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:44:32 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:44:32 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:44:32 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:44:32 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:44:32 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:32 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)
2024-09-24 18:44:32 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:44:32 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:44:32 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:44:32 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:44:32 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:44:32 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy
2024-09-24 18:44:32 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:44:32 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy
2024-09-24 18:44:32 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:32 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:44:32 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:44:32 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:44:32 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec
2024-09-24 18:44:32 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels
2024-09-24 18:44:32 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels
2024-09-24 18:44:32 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:32 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:44:32 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:44:32 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:44:32 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:44:32 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:32 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:44:32 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:44:32 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:44:32 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:44:32 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:44:32 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:44:32 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:44:32 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:44:32 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:32 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:44:32 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:44:32 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:44:32 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:44:32 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:32 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:44:32 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:44:32 INFO imstat::::casa ##########################################
2024-09-24 18:44:32 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:44:32 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 )
2024-09-24 18:44:32 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:44:32 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:44:32 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:44:32 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:44:32 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:32 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)
2024-09-24 18:44:32 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:44:32 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:44:32 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:44:32 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:44:32 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:44:32 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:44:32 INFO imstat:::: Values ---
2024-09-24 18:44:32 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:44:32 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:44:32 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:44:32 INFO imstat:::: -- minimum value [min]: -7.77758e-05 Jy/beam
2024-09-24 18:44:32 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:44:32 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:44:32 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:44:32 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-24 18:44:32 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:44:32 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:44:32 INFO imstat:::: Statistics ---
2024-09-24 18:44:32 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:44:32 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:44:32 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:44:32 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:44:32 INFO imstat:::: -- Median of the pixel values [median]: -1.86641e-05 Jy/beam
2024-09-24 18:44:32 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam
2024-09-24 18:44:32 INFO imstat:::: -- IQR [quartile]: 3.56208e-05 Jy/beam
2024-09-24 18:44:32 INFO imstat:::: -- First quartile [q1]: -3.45075e-05 Jy/beam
2024-09-24 18:44:32 INFO imstat:::: -- Third quartile [q3]: 1.11336e-06 Jy/beam
2024-09-24 18:44:32 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:44:32 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:44:32 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:44:32 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:44:32 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:44:32 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:44:32 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
2024-09-24 18:44:32 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:44:32.167001 End time: 2024-09-24 18:44:32.193115
2024-09-24 18:44:32 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:44:32 INFO imstat::::casa ##########################################
2024-09-24 18:44:32 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:32 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:44:32 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 298.458333333deg 40.100000000deg' )
2024-09-24 18:44:32 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:44:32 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:44:32 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:44:32 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:44:32 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:44:32 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:44:32 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:44:32 INFO MSTransformManager::open Select data
2024-09-24 18:44:32 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:44:32 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 298.458333333deg 40.100000000deg successfully parsed
2024-09-24 18:44:32 INFO phaseshift::::casa Shift phase center
2024-09-24 18:44:33 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:44:32.210203 End time: 2024-09-24 18:44:32.711470
2024-09-24 18:44:33 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:44:33 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:33 INFO tclean::::casa ##########################################
2024-09-24 18:44:33 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:44:33 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 )
2024-09-24 18:44:33 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:44:33 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:44:33 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:44:33 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:33 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:33 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:44:33 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:44:33 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:44:33 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:44:33 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:44:33 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:44:33 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:44:33 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:44:33 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.020071
2024-09-24 18:44:33 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:33 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:44:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:44:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:34 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:44:34 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:44:34 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:44:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:44:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:44:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:44:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:44:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:44:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:44:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:44:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:44:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:44:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:44:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:44:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:44:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:44:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:44:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-24 18:44:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:44:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:44:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:44:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:44:35 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:44:35 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:44:35 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:44:35 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:35 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:44:35 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:44:32.737941 End time: 2024-09-24 18:44:34.874776
2024-09-24 18:44:35 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:44:35 INFO tclean::::casa ##########################################
2024-09-24 18:44:35 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:44:35 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:35 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)
2024-09-24 18:44:35 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:44:35 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:44:35 2024******
2024-09-24 18:44:35 INFO ImageFitter::fit+
2024-09-24 18:44:35 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:44:35 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:44:35 INFO ImageFitter::fit+ --- region:
2024-09-24 18:44:35 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:44:35 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:44:35 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:44:35 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:44:35 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:44:35 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:44:35 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:35 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)
2024-09-24 18:44:35 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:44:35 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:44:35 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:44:35 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:44:35 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:44:35 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy
2024-09-24 18:44:35 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:44:35 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy
2024-09-24 18:44:35 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:35 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:44:35 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:44:35 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:44:35 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec
2024-09-24 18:44:35 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels
2024-09-24 18:44:35 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels
2024-09-24 18:44:35 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:35 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:44:35 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:44:35 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:44:35 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:44:35 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:35 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:44:35 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:44:35 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:44:35 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:44:35 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:44:35 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:44:35 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:44:35 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:44:35 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:35 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:44:35 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:44:35 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:44:35 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:44:35 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:35 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:44:35 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:44:35 INFO imstat::::casa ##########################################
2024-09-24 18:44:35 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:44:35 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 )
2024-09-24 18:44:35 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:44:35 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:44:35 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:44:35 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:44:35 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:35 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)
2024-09-24 18:44:35 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:44:35 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:44:35 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:44:35 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:44:35 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:44:35 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:44:35 INFO imstat:::: Values ---
2024-09-24 18:44:35 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:44:35 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:44:35 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:44:35 INFO imstat:::: -- minimum value [min]: -7.77758e-05 Jy/beam
2024-09-24 18:44:35 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:44:35 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:44:35 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:44:35 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-24 18:44:35 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:44:35 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:44:35 INFO imstat:::: Statistics ---
2024-09-24 18:44:35 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:44:35 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:44:35 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:44:35 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:44:35 INFO imstat:::: -- Median of the pixel values [median]: -1.86641e-05 Jy/beam
2024-09-24 18:44:35 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam
2024-09-24 18:44:35 INFO imstat:::: -- IQR [quartile]: 3.56208e-05 Jy/beam
2024-09-24 18:44:35 INFO imstat:::: -- First quartile [q1]: -3.45075e-05 Jy/beam
2024-09-24 18:44:35 INFO imstat:::: -- Third quartile [q3]: 1.11336e-06 Jy/beam
2024-09-24 18:44:35 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:44:35 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:44:35 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:44:35 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:44:35 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:44:35 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:44:35 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
2024-09-24 18:44:35 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:44:34.934910 End time: 2024-09-24 18:44:34.970894
2024-09-24 18:44:35 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:44:35 INFO imstat::::casa ##########################################
2024-09-24 18:44:35 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:35 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:44:35 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 298.458333333deg 0.699877030rad' )
2024-09-24 18:44:35 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:44:35 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:44:35 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:44:35 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:44:35 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:44:35 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:44:35 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:44:35 INFO MSTransformManager::open Select data
2024-09-24 18:44:35 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:44:35 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 298.458333333deg 0.699877030rad successfully parsed
2024-09-24 18:44:35 INFO phaseshift::::casa Shift phase center
2024-09-24 18:44:36 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:44:34.985299 End time: 2024-09-24 18:44:35.503445
2024-09-24 18:44:36 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:44:36 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:36 INFO tclean::::casa ##########################################
2024-09-24 18:44:36 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:44:36 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 )
2024-09-24 18:44:36 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:44:36 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:44:36 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:44:36 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:36 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:36 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:44:36 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:44:36 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:44:36 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:44:36 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:44:36 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:44:36 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:44:36 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:44:36 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010841
2024-09-24 18:44:36 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:36 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:44:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:44:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:36 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:44:36 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:44:36 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:44:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:44:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:44:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:44:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:44:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:44:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:44:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:44:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:44:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:44:37 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:44:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:44:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:44:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:44:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:44:37 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-24 18:44:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:44:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:44:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:44:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:44:37 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:44:37 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:44:37 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:44:37 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:37 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:44:37 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:44:35.533856 End time: 2024-09-24 18:44:37.035280
2024-09-24 18:44:37 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:44:37 INFO tclean::::casa ##########################################
2024-09-24 18:44:37 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:44:37 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:37 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)
2024-09-24 18:44:37 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:44:37 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:44:37 2024******
2024-09-24 18:44:37 INFO ImageFitter::fit+
2024-09-24 18:44:37 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:44:37 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:44:37 INFO ImageFitter::fit+ --- region:
2024-09-24 18:44:37 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:44:37 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:44:37 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:44:37 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:44:37 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:44:37 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:44:37 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:37 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)
2024-09-24 18:44:37 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:44:37 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:44:37 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:44:37 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:44:37 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:44:37 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy
2024-09-24 18:44:37 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:44:37 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126487 Jy
2024-09-24 18:44:37 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:37 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:44:37 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:44:37 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:44:37 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec
2024-09-24 18:44:37 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels
2024-09-24 18:44:37 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels
2024-09-24 18:44:37 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:37 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:44:37 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:44:37 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:44:37 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:44:37 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:37 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:44:37 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:44:37 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:44:37 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:44:37 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:44:37 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:44:37 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:44:37 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:44:37 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:37 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:44:37 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:44:37 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:44:37 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:44:37 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:37 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:44:37 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:44:37 INFO imstat::::casa ##########################################
2024-09-24 18:44:37 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:44:37 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 )
2024-09-24 18:44:37 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:44:37 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:44:37 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:44:37 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:44:37 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:37 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-24 18:44:37 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:44:37 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:44:37 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:44:37 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:44:37 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:44:37 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:44:37 INFO imstat:::: Values ---
2024-09-24 18:44:37 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:44:37 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:44:37 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:44:37 INFO imstat:::: -- minimum value [min]: -7.77738e-05 Jy/beam
2024-09-24 18:44:37 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:44:37 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:44:37 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:44:37 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-24 18:44:37 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:44:37 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:44:37 INFO imstat:::: Statistics ---
2024-09-24 18:44:37 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:44:37 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:44:37 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:44:37 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:44:37 INFO imstat:::: -- Median of the pixel values [median]: -1.86662e-05 Jy/beam
2024-09-24 18:44:37 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73577e-05 Jy/beam
2024-09-24 18:44:37 INFO imstat:::: -- IQR [quartile]: 3.56242e-05 Jy/beam
2024-09-24 18:44:37 INFO imstat:::: -- First quartile [q1]: -3.45075e-05 Jy/beam
2024-09-24 18:44:37 INFO imstat:::: -- Third quartile [q3]: 1.11673e-06 Jy/beam
2024-09-24 18:44:37 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:44:37 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:44:37 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:44:37 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:44:37 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:44:37 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:44:37 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
2024-09-24 18:44:37 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:44:37.078264 End time: 2024-09-24 18:44:37.095208
2024-09-24 18:44:37 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:44:37 INFO imstat::::casa ##########################################
2024-09-24 18:44:37 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:37 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:44:37 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 5.209080597rad 40d06m00' )
2024-09-24 18:44:37 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:44:37 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:44:37 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:44:37 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:44:37 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:44:37 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:44:37 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:44:37 INFO MSTransformManager::open Select data
2024-09-24 18:44:37 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:44:37 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 5.209080597rad 40d06m00 successfully parsed
2024-09-24 18:44:37 INFO phaseshift::::casa Shift phase center
2024-09-24 18:44:38 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:44:37.108327 End time: 2024-09-24 18:44:37.590159
2024-09-24 18:44:38 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:44:38 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:38 INFO tclean::::casa ##########################################
2024-09-24 18:44:38 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:44:38 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 )
2024-09-24 18:44:38 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:44:38 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:44:38 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:44:38 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:38 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:38 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:44:38 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:44:38 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:44:38 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:44:38 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:44:38 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:44:38 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:44:38 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:44:38 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009566
2024-09-24 18:44:38 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:38 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:44:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:44:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:38 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:44:38 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:44:38 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:44:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:44:38 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:44:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:44:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:44:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:44:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:44:38 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:44:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:44:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:44:39 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:44:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:44:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:44:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:44:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:44:39 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-24 18:44:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:44:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:44:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:44:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:44:39 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:44:39 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:44:39 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:44:39 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:39 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:44:39 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:44:37.622735 End time: 2024-09-24 18:44:39.148568
2024-09-24 18:44:39 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:44:39 INFO tclean::::casa ##########################################
2024-09-24 18:44:39 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:44:39 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:39 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)
2024-09-24 18:44:39 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:44:39 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:44:39 2024******
2024-09-24 18:44:39 INFO ImageFitter::fit+
2024-09-24 18:44:39 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:44:39 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:44:39 INFO ImageFitter::fit+ --- region:
2024-09-24 18:44:39 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:44:39 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:44:39 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:44:39 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:44:39 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:44:39 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:44:39 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:39 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)
2024-09-24 18:44:39 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:44:39 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:44:39 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:44:39 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:44:39 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:44:39 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy
2024-09-24 18:44:39 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:44:39 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy
2024-09-24 18:44:39 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:39 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:44:39 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:44:39 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:44:39 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec
2024-09-24 18:44:39 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels
2024-09-24 18:44:39 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels
2024-09-24 18:44:39 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:39 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:44:39 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:44:39 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:44:39 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:44:39 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:39 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:44:39 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:44:39 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:44:39 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:44:39 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:44:39 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2024-09-24 18:44:39 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:44:39 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:44:39 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:39 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:44:39 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:44:39 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:44:39 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:44:39 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:39 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:44:39 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:44:39 INFO imstat::::casa ##########################################
2024-09-24 18:44:39 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:44:39 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 )
2024-09-24 18:44:39 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:44:39 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:44:39 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:44:39 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:44:39 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:39 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)
2024-09-24 18:44:39 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:44:39 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:44:39 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:44:39 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:44:39 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:44:39 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:44:39 INFO imstat:::: Values ---
2024-09-24 18:44:39 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:44:39 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:44:39 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:44:39 INFO imstat:::: -- minimum value [min]: -7.77801e-05 Jy/beam
2024-09-24 18:44:39 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:44:39 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2024-09-24 18:44:39 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:44:39 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz
2024-09-24 18:44:39 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:44:39 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:44:39 INFO imstat:::: Statistics ---
2024-09-24 18:44:39 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:44:39 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:44:39 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:44:39 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:44:39 INFO imstat:::: -- Median of the pixel values [median]: -1.86723e-05 Jy/beam
2024-09-24 18:44:39 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73614e-05 Jy/beam
2024-09-24 18:44:39 INFO imstat:::: -- IQR [quartile]: 3.55964e-05 Jy/beam
2024-09-24 18:44:39 INFO imstat:::: -- First quartile [q1]: -3.45025e-05 Jy/beam
2024-09-24 18:44:39 INFO imstat:::: -- Third quartile [q3]: 1.09391e-06 Jy/beam
2024-09-24 18:44:39 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:44:39 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:44:39 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:44:39 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:44:39 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:44:39 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:44:39 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
2024-09-24 18:44:39 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:44:39.185093 End time: 2024-09-24 18:44:39.205867
2024-09-24 18:44:39 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:44:39 INFO imstat::::casa ##########################################
2024-09-24 18:44:39 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:39 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:44:39 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 5.209080597rad 02:40:24.0000' )
2024-09-24 18:44:39 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:44:39 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:44:39 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:44:39 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:44:39 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:44:39 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:44:39 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:44:39 INFO MSTransformManager::open Select data
2024-09-24 18:44:39 INFO MSTransformManager::createOutputMSStructure Create output MS structure
NOTE: you provided the Declination/Latitude value "02:40:24.0000" which is understood to be in units of hours.
If you meant degrees, please replace ":" by ".".
2024-09-24 18:44:39 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 5.209080597rad 02:40:24.0000 successfully parsed
2024-09-24 18:44:39 INFO phaseshift::::casa Shift phase center
2024-09-24 18:44:40 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:44:39.217763 End time: 2024-09-24 18:44:39.659573
2024-09-24 18:44:40 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:44:40 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:40 INFO tclean::::casa ##########################################
2024-09-24 18:44:40 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:44:40 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 )
2024-09-24 18:44:40 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:44:40 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:44:40 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:44:40 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:40 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:40 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:44:40 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:44:40 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:44:40 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:44:40 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:44:40 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:44:40 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:44:40 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:44:40 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009229
2024-09-24 18:44:40 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:40 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:44:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:44:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:40 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:44:40 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:44:40 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:44:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:44:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:44:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:44:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:44:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:44:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:44:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:44:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:44:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:44:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:44:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:44:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:44:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:44:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:44:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-24 18:44:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:44:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:44:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:44:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:44:41 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:44:41 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:44:41 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:44:41 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:41 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:44:41 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:44:39.686343 End time: 2024-09-24 18:44:41.348024
2024-09-24 18:44:41 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:44:41 INFO tclean::::casa ##########################################
2024-09-24 18:44:41 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:44:41 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:41 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)
2024-09-24 18:44:41 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:44:41 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:44:41 2024******
2024-09-24 18:44:41 INFO ImageFitter::fit+
2024-09-24 18:44:41 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:44:41 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:44:41 INFO ImageFitter::fit+ --- region:
2024-09-24 18:44:41 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:44:41 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:44:41 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:44:41 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:44:41 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:44:41 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:44:41 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:41 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)
2024-09-24 18:44:41 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:44:41 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:44:41 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:44:41 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:44:41 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:44:41 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy
2024-09-24 18:44:41 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:44:41 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy
2024-09-24 18:44:41 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:41 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:44:41 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:44:41 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:44:41 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec
2024-09-24 18:44:41 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels
2024-09-24 18:44:41 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels
2024-09-24 18:44:41 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:41 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:44:41 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:44:41 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:44:41 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:44:41 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:41 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:44:41 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:44:41 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:44:41 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:44:41 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:44:41 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2024-09-24 18:44:41 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:44:41 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:44:41 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:41 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:44:41 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:44:41 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:44:41 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:44:41 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:41 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:44:41 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:44:41 INFO imstat::::casa ##########################################
2024-09-24 18:44:41 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:44:41 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 )
2024-09-24 18:44:41 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:44:41 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:44:41 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:44:41 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:44:41 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:41 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)
2024-09-24 18:44:41 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:44:41 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:44:41 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:44:41 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:44:41 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:44:41 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:44:41 INFO imstat:::: Values ---
2024-09-24 18:44:41 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:44:41 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:44:41 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:44:41 INFO imstat:::: -- minimum value [min]: -7.77801e-05 Jy/beam
2024-09-24 18:44:41 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:44:41 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2024-09-24 18:44:41 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:44:41 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz
2024-09-24 18:44:41 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:44:41 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:44:41 INFO imstat:::: Statistics ---
2024-09-24 18:44:41 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:44:41 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:44:41 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:44:41 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:44:41 INFO imstat:::: -- Median of the pixel values [median]: -1.86723e-05 Jy/beam
2024-09-24 18:44:41 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73614e-05 Jy/beam
2024-09-24 18:44:41 INFO imstat:::: -- IQR [quartile]: 3.55964e-05 Jy/beam
2024-09-24 18:44:41 INFO imstat:::: -- First quartile [q1]: -3.45025e-05 Jy/beam
2024-09-24 18:44:41 INFO imstat:::: -- Third quartile [q3]: 1.09391e-06 Jy/beam
2024-09-24 18:44:41 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:44:41 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:44:41 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:44:41 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:44:41 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:44:41 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:44:41 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
2024-09-24 18:44:41 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:44:41.386056 End time: 2024-09-24 18:44:41.405214
2024-09-24 18:44:41 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:44:41 INFO imstat::::casa ##########################################
2024-09-24 18:44:41 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:41 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:44:41 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 5.209080597rad 40.100000000deg' )
2024-09-24 18:44:41 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:44:41 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:44:41 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:44:41 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:44:41 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:44:41 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:44:41 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:44:41 INFO MSTransformManager::open Select data
2024-09-24 18:44:41 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:44:42 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 5.209080597rad 40.100000000deg successfully parsed
2024-09-24 18:44:42 INFO phaseshift::::casa Shift phase center
2024-09-24 18:44:42 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:44:41.417847 End time: 2024-09-24 18:44:41.900117
2024-09-24 18:44:42 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:44:42 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:42 INFO tclean::::casa ##########################################
2024-09-24 18:44:42 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:44:42 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 )
2024-09-24 18:44:42 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:44:42 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:44:42 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:44:42 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:42 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:42 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:44:42 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:44:42 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:44:42 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:44:42 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:44:42 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:44:42 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:44:42 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:44:42 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009207
2024-09-24 18:44:42 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:42 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:44:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:44:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:42 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:44:42 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:44:42 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:42 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:44:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:44:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:44:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:44:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:44:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:44:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:44:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:44:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:44:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:44:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:44:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:44:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:44:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:44:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:44:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-24 18:44:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:44:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:44:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:44:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:44:43 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:44:43 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:44:43 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:44:43 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:43 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:44:44 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:44:41.929359 End time: 2024-09-24 18:44:43.564076
2024-09-24 18:44:44 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:44:44 INFO tclean::::casa ##########################################
2024-09-24 18:44:44 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:44:44 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:44 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)
2024-09-24 18:44:44 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:44:44 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:44:44 2024******
2024-09-24 18:44:44 INFO ImageFitter::fit+
2024-09-24 18:44:44 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:44:44 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:44:44 INFO ImageFitter::fit+ --- region:
2024-09-24 18:44:44 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:44:44 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:44:44 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:44:44 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:44:44 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:44:44 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:44:44 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:44 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)
2024-09-24 18:44:44 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:44:44 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:44:44 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:44:44 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:44:44 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:44:44 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy
2024-09-24 18:44:44 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:44:44 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy
2024-09-24 18:44:44 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:44 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:44:44 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:44:44 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:44:44 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec
2024-09-24 18:44:44 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels
2024-09-24 18:44:44 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels
2024-09-24 18:44:44 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:44 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:44:44 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:44:44 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:44:44 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:44:44 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:44 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:44:44 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:44:44 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:44:44 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:44:44 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:44:44 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2024-09-24 18:44:44 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:44:44 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:44:44 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:44 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:44:44 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:44:44 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:44:44 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:44:44 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:44 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:44:44 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:44:44 INFO imstat::::casa ##########################################
2024-09-24 18:44:44 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:44:44 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 )
2024-09-24 18:44:44 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:44:44 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:44:44 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:44:44 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:44:44 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:44 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)
2024-09-24 18:44:44 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:44:44 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:44:44 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:44:44 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:44:44 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:44:44 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:44:44 INFO imstat:::: Values ---
2024-09-24 18:44:44 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:44:44 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:44:44 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:44:44 INFO imstat:::: -- minimum value [min]: -7.77801e-05 Jy/beam
2024-09-24 18:44:44 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:44:44 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2024-09-24 18:44:44 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:44:44 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz
2024-09-24 18:44:44 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:44:44 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:44:44 INFO imstat:::: Statistics ---
2024-09-24 18:44:44 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:44:44 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:44:44 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:44:44 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:44:44 INFO imstat:::: -- Median of the pixel values [median]: -1.86723e-05 Jy/beam
2024-09-24 18:44:44 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73614e-05 Jy/beam
2024-09-24 18:44:44 INFO imstat:::: -- IQR [quartile]: 3.55964e-05 Jy/beam
2024-09-24 18:44:44 INFO imstat:::: -- First quartile [q1]: -3.45025e-05 Jy/beam
2024-09-24 18:44:44 INFO imstat:::: -- Third quartile [q3]: 1.09391e-06 Jy/beam
2024-09-24 18:44:44 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:44:44 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:44:44 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:44:44 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:44:44 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:44:44 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:44:44 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
2024-09-24 18:44:44 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:44:43.599070 End time: 2024-09-24 18:44:43.616185
2024-09-24 18:44:44 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:44:44 INFO imstat::::casa ##########################################
2024-09-24 18:44:44 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:44 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:44:44 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 5.209080597rad 0.699877030rad' )
2024-09-24 18:44:44 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:44:44 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:44:44 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:44:44 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:44:44 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:44:44 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:44:44 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:44:44 INFO MSTransformManager::open Select data
2024-09-24 18:44:44 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:44:44 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 5.209080597rad 0.699877030rad successfully parsed
2024-09-24 18:44:44 INFO phaseshift::::casa Shift phase center
2024-09-24 18:44:44 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:44:43.627948 End time: 2024-09-24 18:44:44.073142
2024-09-24 18:44:44 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:44:44 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:44 INFO tclean::::casa ##########################################
2024-09-24 18:44:44 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:44:44 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 )
2024-09-24 18:44:44 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:44:44 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:44:44 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:44:44 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:44 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:44 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:44:44 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:44:44 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:44:44 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:44:44 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:44:44 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:44:44 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:44:44 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:44:44 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009186
2024-09-24 18:44:44 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:44 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:44:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:44:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:45 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:44:45 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:44:45 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:45 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:44:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:44:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:44:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:44:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:44:45 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:44:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:44:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:44:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:44:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:44:45 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:44:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:44:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:44:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:44:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:44:45 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-24 18:44:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:44:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:44:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:44:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:44:45 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:44:45 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:44:45 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:44:45 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:45 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:44:46 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:44:44.118811 End time: 2024-09-24 18:44:45.570789
2024-09-24 18:44:46 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:44:46 INFO tclean::::casa ##########################################
2024-09-24 18:44:46 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:44:46 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:46 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)
2024-09-24 18:44:46 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:44:46 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:44:46 2024******
2024-09-24 18:44:46 INFO ImageFitter::fit+
2024-09-24 18:44:46 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:44:46 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:44:46 INFO ImageFitter::fit+ --- region:
2024-09-24 18:44:46 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:44:46 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:44:46 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:44:46 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:44:46 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:44:46 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:44:46 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:46 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)
2024-09-24 18:44:46 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:44:46 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:44:46 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:44:46 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:44:46 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:44:46 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy
2024-09-24 18:44:46 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:44:46 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126484 Jy
2024-09-24 18:44:46 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:46 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:44:46 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:44:46 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:44:46 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec
2024-09-24 18:44:46 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels
2024-09-24 18:44:46 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels
2024-09-24 18:44:46 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:46 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:44:46 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:44:46 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:44:46 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:44:46 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:46 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:44:46 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:44:46 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:44:46 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:44:46 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:44:46 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:44:46 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:44:46 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:44:46 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:46 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:44:46 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:44:46 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:44:46 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:44:46 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:46 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:44:46 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:44:46 INFO imstat::::casa ##########################################
2024-09-24 18:44:46 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:44:46 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 )
2024-09-24 18:44:46 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:44:46 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:44:46 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:44:46 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:44:46 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:46 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)
2024-09-24 18:44:46 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:44:46 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:44:46 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:44:46 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:44:46 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:44:46 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:44:46 INFO imstat:::: Values ---
2024-09-24 18:44:46 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:44:46 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:44:46 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:44:46 INFO imstat:::: -- minimum value [min]: -7.77793e-05 Jy/beam
2024-09-24 18:44:46 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:44:46 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2024-09-24 18:44:46 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:44:46 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz
2024-09-24 18:44:46 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:44:46 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:44:46 INFO imstat:::: Statistics ---
2024-09-24 18:44:46 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:44:46 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:44:46 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:44:46 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:44:46 INFO imstat:::: -- Median of the pixel values [median]: -1.86714e-05 Jy/beam
2024-09-24 18:44:46 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73592e-05 Jy/beam
2024-09-24 18:44:46 INFO imstat:::: -- IQR [quartile]: 3.55982e-05 Jy/beam
2024-09-24 18:44:46 INFO imstat:::: -- First quartile [q1]: -3.45035e-05 Jy/beam
2024-09-24 18:44:46 INFO imstat:::: -- Third quartile [q3]: 1.09469e-06 Jy/beam
2024-09-24 18:44:46 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:44:46 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:44:46 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:44:46 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:44:46 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:44:46 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:44:46 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
2024-09-24 18:44:46 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:44:45.607948 End time: 2024-09-24 18:44:45.626051
2024-09-24 18:44:46 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:44:46 INFO imstat::::casa ##########################################
2024-09-24 18:44:46 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:46 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:44:46 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19h53m49.9980 40d06m0.0019' )
2024-09-24 18:44:46 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:44:46 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:44:46 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:44:46 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:44:46 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:44:46 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:44:46 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:44:46 INFO MSTransformManager::open Select data
2024-09-24 18:44:46 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:44:46 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19h53m49.9980 40d06m0.0019 successfully parsed
2024-09-24 18:44:46 INFO phaseshift::::casa Shift phase center
2024-09-24 18:44:46 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:44:45.638595 End time: 2024-09-24 18:44:46.120780
2024-09-24 18:44:46 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:44:46 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:46 INFO tclean::::casa ##########################################
2024-09-24 18:44:46 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:44:46 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 )
2024-09-24 18:44:46 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:44:46 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:44:46 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:44:46 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:46 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:46 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:44:46 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:44:46 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:44:46 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:44:46 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:44:46 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:44:46 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:44:46 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:44:46 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009175
2024-09-24 18:44:46 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:46 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:44:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:44:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:47 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:44:47 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:44:47 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:47 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:44:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:44:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:44:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:44:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:44:47 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:44:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:44:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:44:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:44:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:44:47 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:44:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:44:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:44:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:44:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:44:47 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-24 18:44:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:44:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:44:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:44:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:44:47 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:44:47 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:44:47 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:44:47 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:48 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:44:48 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:44:46.171941 End time: 2024-09-24 18:44:47.604474
2024-09-24 18:44:48 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:44:48 INFO tclean::::casa ##########################################
2024-09-24 18:44:48 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:44:48 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:48 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-24 18:44:48 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:44:48 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:44:48 2024******
2024-09-24 18:44:48 INFO ImageFitter::fit+
2024-09-24 18:44:48 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:44:48 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:44:48 INFO ImageFitter::fit+ --- region:
2024-09-24 18:44:48 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:44:48 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:44:48 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:44:48 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:44:48 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:44:48 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:44:48 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:48 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-24 18:44:48 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:44:48 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:44:48 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:44:48 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:44:48 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:44:48 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy
2024-09-24 18:44:48 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:44:48 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy
2024-09-24 18:44:48 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:48 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:44:48 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:44:48 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:44:48 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec
2024-09-24 18:44:48 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels
2024-09-24 18:44:48 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels
2024-09-24 18:44:48 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:48 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:44:48 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:44:48 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:44:48 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:44:48 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:48 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:44:48 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:44:48 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:44:48 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:44:48 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:44:48 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:44:48 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:44:48 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:44:48 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:48 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:44:48 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:44:48 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:44:48 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:44:48 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:48 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:44:48 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:44:48 INFO imstat::::casa ##########################################
2024-09-24 18:44:48 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:44:48 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-24 18:44:48 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:44:48 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:44:48 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:44:48 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:44:48 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:48 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-24 18:44:48 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:44:48 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:44:48 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:44:48 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:44:48 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:44:48 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:44:48 INFO imstat:::: Values ---
2024-09-24 18:44:48 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:44:48 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:44:48 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:44:48 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam
2024-09-24 18:44:48 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:44:48 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:44:48 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:44:48 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz
2024-09-24 18:44:48 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:44:48 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:44:48 INFO imstat:::: Statistics ---
2024-09-24 18:44:48 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:44:48 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:44:48 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:44:48 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:44:48 INFO imstat:::: -- Median of the pixel values [median]: -1.86712e-05 Jy/beam
2024-09-24 18:44:48 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73636e-05 Jy/beam
2024-09-24 18:44:48 INFO imstat:::: -- IQR [quartile]: 3.56293e-05 Jy/beam
2024-09-24 18:44:48 INFO imstat:::: -- First quartile [q1]: -3.45095e-05 Jy/beam
2024-09-24 18:44:48 INFO imstat:::: -- Third quartile [q3]: 1.1198e-06 Jy/beam
2024-09-24 18:44:48 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:44:48 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:44:48 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:44:48 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:44:48 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:44:48 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:44:48 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.779541e-05 4.999996e+00
2024-09-24 18:44:48 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:44:47.641800 End time: 2024-09-24 18:44:47.661339
2024-09-24 18:44:48 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:44:48 INFO imstat::::casa ##########################################
2024-09-24 18:44:48 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:48 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:44:48 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19h53m49.9980 02:40:24.0001' )
2024-09-24 18:44:48 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:44:48 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:44:48 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:44:48 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:44:48 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:44:48 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:44:48 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:44:48 INFO MSTransformManager::open Select data
2024-09-24 18:44:48 INFO MSTransformManager::createOutputMSStructure Create output MS structure
NOTE: you provided the Declination/Latitude value "02:40:24.0001" which is understood to be in units of hours.
If you meant degrees, please replace ":" by ".".
2024-09-24 18:44:48 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19h53m49.9980 02:40:24.0001 successfully parsed
2024-09-24 18:44:48 INFO phaseshift::::casa Shift phase center
2024-09-24 18:44:48 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:44:47.675688 End time: 2024-09-24 18:44:48.145071
2024-09-24 18:44:48 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:44:48 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:48 INFO tclean::::casa ##########################################
2024-09-24 18:44:48 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:44:48 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 )
2024-09-24 18:44:48 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:44:48 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:44:48 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:44:48 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:48 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:48 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:44:48 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:44:48 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:44:48 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:44:48 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:44:48 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:44:48 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:44:48 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:44:48 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010004
2024-09-24 18:44:48 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:48 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:44:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:44:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:49 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:44:49 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:44:49 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:49 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:44:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:44:49 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:44:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:44:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:44:49 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:44:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:44:49 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:44:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:44:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:44:49 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:44:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:44:49 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:44:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:44:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:44:49 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-24 18:44:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:44:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:44:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:44:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:44:50 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:44:50 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:44:50 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:44:50 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:50 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:44:50 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:44:48.175533 End time: 2024-09-24 18:44:49.837518
2024-09-24 18:44:50 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:44:50 INFO tclean::::casa ##########################################
2024-09-24 18:44:50 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:44:50 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:50 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-24 18:44:50 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:44:50 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:44:50 2024******
2024-09-24 18:44:50 INFO ImageFitter::fit+
2024-09-24 18:44:50 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:44:50 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:44:50 INFO ImageFitter::fit+ --- region:
2024-09-24 18:44:50 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:44:50 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:44:50 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:44:50 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:44:50 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:44:50 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:44:50 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:50 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.996 to 19:53:46.513, +40.06.39.996)
2024-09-24 18:44:50 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:44:50 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:44:50 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:44:50 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:44:50 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:44:50 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116891 Jy
2024-09-24 18:44:50 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:44:50 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126504 Jy
2024-09-24 18:44:50 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:50 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:44:50 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:44:50 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:44:50 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999957 +/- 0.000777 arcsec
2024-09-24 18:44:50 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels
2024-09-24 18:44:50 INFO ImageFitter::_fitLoop+ --- dec: 128.000047 +/- 0.000097 pixels
2024-09-24 18:44:50 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:50 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:44:50 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:44:50 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:44:50 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:44:50 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:50 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:44:50 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:44:50 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:44:50 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:44:50 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:44:50 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2024-09-24 18:44:50 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:44:50 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:44:50 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:50 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:44:50 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:44:50 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:44:50 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:44:50 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:50 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:44:50 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:44:50 INFO imstat::::casa ##########################################
2024-09-24 18:44:50 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:44:50 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-24 18:44:50 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:44:50 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:44:50 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:44:50 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:44:50 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:50 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-24 18:44:50 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:44:50 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:44:50 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:44:50 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:44:50 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:44:50 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:44:50 INFO imstat:::: Values ---
2024-09-24 18:44:50 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:44:50 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:44:50 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:44:50 INFO imstat:::: -- minimum value [min]: -7.78094e-05 Jy/beam
2024-09-24 18:44:50 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:44:50 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2024-09-24 18:44:50 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:44:50 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.659, I, 999981612.9Hz
2024-09-24 18:44:50 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:44:50 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:44:50 INFO imstat:::: Statistics ---
2024-09-24 18:44:50 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:44:50 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:44:50 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:44:50 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:44:50 INFO imstat:::: -- Median of the pixel values [median]: -1.86846e-05 Jy/beam
2024-09-24 18:44:50 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73901e-05 Jy/beam
2024-09-24 18:44:50 INFO imstat:::: -- IQR [quartile]: 3.56505e-05 Jy/beam
2024-09-24 18:44:50 INFO imstat:::: -- First quartile [q1]: -3.45202e-05 Jy/beam
2024-09-24 18:44:50 INFO imstat:::: -- Third quartile [q3]: 1.13024e-06 Jy/beam
2024-09-24 18:44:50 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:44:50 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:44:50 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:44:50 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:44:50 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:44:50 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:44:50 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.780943e-05 4.999996e+00
2024-09-24 18:44:50 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:44:49.872120 End time: 2024-09-24 18:44:49.889163
2024-09-24 18:44:50 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:44:50 INFO imstat::::casa ##########################################
2024-09-24 18:44:50 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:50 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:44:50 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19h53m49.9980 40.100000528deg' )
2024-09-24 18:44:50 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:44:50 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:44:50 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:44:50 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:44:50 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:44:50 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:44:50 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:44:50 INFO MSTransformManager::open Select data
2024-09-24 18:44:50 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:44:50 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19h53m49.9980 40.100000528deg successfully parsed
2024-09-24 18:44:50 INFO phaseshift::::casa Shift phase center
2024-09-24 18:44:50 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:44:49.900850 End time: 2024-09-24 18:44:50.419434
2024-09-24 18:44:50 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:44:50 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:50 INFO tclean::::casa ##########################################
2024-09-24 18:44:50 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:44:50 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 )
2024-09-24 18:44:50 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:44:50 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:44:50 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:44:51 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:51 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:51 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:44:51 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:44:51 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:44:51 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:44:51 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:44:51 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:44:51 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:44:51 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:44:51 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010322
2024-09-24 18:44:51 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:51 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:44:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:44:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:51 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:44:51 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:44:51 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:44:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:44:51 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:44:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:44:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:44:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:44:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:44:51 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:44:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:44:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:44:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:44:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:44:51 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:44:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:44:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:44:52 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-24 18:44:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:44:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:44:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:44:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:44:52 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:44:52 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:44:52 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:44:52 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:52 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:44:52 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:44:50.448690 End time: 2024-09-24 18:44:52.030529
2024-09-24 18:44:52 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:44:52 INFO tclean::::casa ##########################################
2024-09-24 18:44:52 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:44:52 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:52 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-24 18:44:52 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:44:52 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:44:52 2024******
2024-09-24 18:44:52 INFO ImageFitter::fit+
2024-09-24 18:44:52 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:44:52 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:44:52 INFO ImageFitter::fit+ --- region:
2024-09-24 18:44:52 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:44:52 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:44:52 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:44:52 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:44:52 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:44:52 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:44:52 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:52 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-24 18:44:52 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:44:52 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:44:52 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:44:52 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:44:52 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:44:52 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116876 Jy
2024-09-24 18:44:52 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:44:52 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy
2024-09-24 18:44:52 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:52 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:44:52 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:44:52 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:44:52 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec
2024-09-24 18:44:52 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels
2024-09-24 18:44:52 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels
2024-09-24 18:44:52 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:52 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:44:52 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:44:52 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:44:52 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:44:52 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:52 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:44:52 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:44:52 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:44:52 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:44:52 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:44:52 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:44:52 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:44:52 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:44:52 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:52 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:44:52 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:44:52 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:44:52 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:44:52 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:52 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:44:52 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:44:52 INFO imstat::::casa ##########################################
2024-09-24 18:44:52 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:44:52 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-24 18:44:52 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:44:52 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:44:52 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:44:52 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:44:52 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:52 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-24 18:44:52 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:44:52 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:44:52 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:44:52 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:44:52 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:44:52 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:44:52 INFO imstat:::: Values ---
2024-09-24 18:44:52 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:44:52 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:44:52 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:44:52 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam
2024-09-24 18:44:52 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:44:52 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:44:52 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:44:52 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz
2024-09-24 18:44:52 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:44:52 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:44:52 INFO imstat:::: Statistics ---
2024-09-24 18:44:52 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:44:52 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:44:52 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:44:52 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:44:52 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam
2024-09-24 18:44:52 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73637e-05 Jy/beam
2024-09-24 18:44:52 INFO imstat:::: -- IQR [quartile]: 3.56311e-05 Jy/beam
2024-09-24 18:44:52 INFO imstat:::: -- First quartile [q1]: -3.45119e-05 Jy/beam
2024-09-24 18:44:52 INFO imstat:::: -- Third quartile [q3]: 1.11928e-06 Jy/beam
2024-09-24 18:44:52 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:44:52 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:44:52 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:44:52 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:44:52 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:44:52 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:44:52 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
2024-09-24 18:44:52 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:44:52.097407 End time: 2024-09-24 18:44:52.123166
2024-09-24 18:44:52 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:44:52 INFO imstat::::casa ##########################################
2024-09-24 18:44:52 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:52 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:44:52 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19h53m49.9980 0.699877039rad' )
2024-09-24 18:44:52 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:44:52 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:44:52 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:44:52 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:44:52 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:44:52 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:44:52 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:44:52 INFO MSTransformManager::open Select data
2024-09-24 18:44:52 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:44:52 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19h53m49.9980 0.699877039rad successfully parsed
2024-09-24 18:44:52 INFO phaseshift::::casa Shift phase center
2024-09-24 18:44:53 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:44:52.139790 End time: 2024-09-24 18:44:52.654475
2024-09-24 18:44:53 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:44:53 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:53 INFO tclean::::casa ##########################################
2024-09-24 18:44:53 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:44:53 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 )
2024-09-24 18:44:53 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:44:53 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:44:53 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:44:53 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:53 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:53 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:44:53 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:44:53 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:44:53 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:44:53 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:44:53 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:44:53 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:44:53 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:44:53 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.0093
2024-09-24 18:44:53 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:53 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:44:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:44:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:53 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:44:53 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:44:53 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:53 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:44:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:44:53 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:44:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:44:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:44:53 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:44:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:44:53 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:44:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:44:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:44:54 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:44:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:44:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:44:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:44:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:44:54 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-24 18:44:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:44:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:44:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:44:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:44:54 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:44:54 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:44:54 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:44:54 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:54 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:44:54 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:44:52.699742 End time: 2024-09-24 18:44:54.168012
2024-09-24 18:44:54 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:44:54 INFO tclean::::casa ##########################################
2024-09-24 18:44:54 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:44:54 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:54 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)
2024-09-24 18:44:54 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:44:54 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:44:54 2024******
2024-09-24 18:44:54 INFO ImageFitter::fit+
2024-09-24 18:44:54 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:44:54 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:44:54 INFO ImageFitter::fit+ --- region:
2024-09-24 18:44:54 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:44:54 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:44:54 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:44:54 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:44:54 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:44:54 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:44:54 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:54 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)
2024-09-24 18:44:54 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:44:54 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:44:54 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:44:54 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:44:54 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:44:54 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy
2024-09-24 18:44:54 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:44:54 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy
2024-09-24 18:44:54 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:54 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:44:54 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:44:54 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:44:54 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999992 +/- 0.000777 arcsec
2024-09-24 18:44:54 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels
2024-09-24 18:44:54 INFO ImageFitter::_fitLoop+ --- dec: 128.000009 +/- 0.000097 pixels
2024-09-24 18:44:54 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:54 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:44:54 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:44:54 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:44:54 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:44:54 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:54 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:44:54 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:44:54 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:44:54 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:44:54 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:44:54 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:44:54 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:44:54 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:44:54 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:54 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:44:54 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:44:54 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:44:54 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:44:54 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:54 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:44:54 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:44:54 INFO imstat::::casa ##########################################
2024-09-24 18:44:54 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:44:54 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 )
2024-09-24 18:44:54 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:44:54 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:44:54 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:44:54 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:44:54 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:54 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)
2024-09-24 18:44:54 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:44:54 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:44:54 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:44:54 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:44:54 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:44:54 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:44:54 INFO imstat:::: Values ---
2024-09-24 18:44:54 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:44:54 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:44:54 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:44:54 INFO imstat:::: -- minimum value [min]: -7.77867e-05 Jy/beam
2024-09-24 18:44:54 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:44:54 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:44:54 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:44:54 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz
2024-09-24 18:44:54 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:44:54 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:44:54 INFO imstat:::: Statistics ---
2024-09-24 18:44:54 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:44:54 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:44:54 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:44:54 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:44:54 INFO imstat:::: -- Median of the pixel values [median]: -1.86761e-05 Jy/beam
2024-09-24 18:44:54 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73623e-05 Jy/beam
2024-09-24 18:44:54 INFO imstat:::: -- IQR [quartile]: 3.56319e-05 Jy/beam
2024-09-24 18:44:54 INFO imstat:::: -- First quartile [q1]: -3.45153e-05 Jy/beam
2024-09-24 18:44:54 INFO imstat:::: -- Third quartile [q3]: 1.11659e-06 Jy/beam
2024-09-24 18:44:54 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:44:54 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:44:54 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:44:54 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:44:54 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:44:54 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:44:54 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
2024-09-24 18:44:54 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:44:54.216969 End time: 2024-09-24 18:44:54.233754
2024-09-24 18:44:54 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:44:54 INFO imstat::::casa ##########################################
2024-09-24 18:44:54 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:54 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:44:54 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19:53:49.9980 40d06m0.0019' )
2024-09-24 18:44:54 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:44:54 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:44:54 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:44:54 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:44:54 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:44:54 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:44:54 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:44:54 INFO MSTransformManager::open Select data
2024-09-24 18:44:54 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:44:54 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19:53:49.9980 40d06m0.0019 successfully parsed
2024-09-24 18:44:54 INFO phaseshift::::casa Shift phase center
2024-09-24 18:44:55 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:44:54.245764 End time: 2024-09-24 18:44:54.706017
2024-09-24 18:44:55 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:44:55 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:55 INFO tclean::::casa ##########################################
2024-09-24 18:44:55 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:44:55 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 )
2024-09-24 18:44:55 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:44:55 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:44:55 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:44:55 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:55 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:55 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:44:55 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:44:55 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:44:55 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:44:55 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:44:55 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:44:55 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:44:55 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:44:55 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.014717
2024-09-24 18:44:55 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:55 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:44:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:44:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:55 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:44:55 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:44:55 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:55 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:44:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:44:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:44:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:44:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:44:56 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:44:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:44:56 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:44:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:44:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:44:56 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:44:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:44:56 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:44:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:44:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:44:56 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-24 18:44:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:44:56 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:44:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:44:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:44:56 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:44:56 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:44:56 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:44:56 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:56 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:44:56 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:44:54.751293 End time: 2024-09-24 18:44:56.256052
2024-09-24 18:44:56 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:44:56 INFO tclean::::casa ##########################################
2024-09-24 18:44:56 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:44:56 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:56 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)
2024-09-24 18:44:56 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:44:56 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:44:56 2024******
2024-09-24 18:44:56 INFO ImageFitter::fit+
2024-09-24 18:44:56 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:44:56 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:44:56 INFO ImageFitter::fit+ --- region:
2024-09-24 18:44:56 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:44:56 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:44:56 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:44:56 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:44:56 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:44:56 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:44:56 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:56 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)
2024-09-24 18:44:56 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:44:56 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:44:56 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:44:56 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:44:56 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:44:56 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy
2024-09-24 18:44:56 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:44:56 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy
2024-09-24 18:44:56 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:56 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:44:56 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:44:56 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:44:56 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec
2024-09-24 18:44:56 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels
2024-09-24 18:44:56 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels
2024-09-24 18:44:56 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:56 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:44:56 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:44:56 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:44:56 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:44:56 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:56 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:44:56 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:44:56 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:44:56 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:44:56 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:44:56 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:44:56 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:44:56 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:44:56 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:56 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:44:56 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:44:56 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:44:56 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:44:56 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:56 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:44:56 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:44:56 INFO imstat::::casa ##########################################
2024-09-24 18:44:56 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:44:56 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 )
2024-09-24 18:44:56 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:44:56 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:44:56 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:44:56 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:44:56 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:56 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)
2024-09-24 18:44:56 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:44:56 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:44:56 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:44:56 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:44:56 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:44:56 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:44:56 INFO imstat:::: Values ---
2024-09-24 18:44:56 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:44:56 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:44:56 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:44:56 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam
2024-09-24 18:44:56 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:44:56 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:44:56 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:44:56 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz
2024-09-24 18:44:56 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:44:56 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:44:56 INFO imstat:::: Statistics ---
2024-09-24 18:44:56 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:44:56 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:44:56 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:44:56 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:44:56 INFO imstat:::: -- Median of the pixel values [median]: -1.86712e-05 Jy/beam
2024-09-24 18:44:56 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73636e-05 Jy/beam
2024-09-24 18:44:56 INFO imstat:::: -- IQR [quartile]: 3.56293e-05 Jy/beam
2024-09-24 18:44:56 INFO imstat:::: -- First quartile [q1]: -3.45095e-05 Jy/beam
2024-09-24 18:44:56 INFO imstat:::: -- Third quartile [q3]: 1.1198e-06 Jy/beam
2024-09-24 18:44:56 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:44:56 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:44:56 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:44:56 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:44:56 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:44:56 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:44:56 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
2024-09-24 18:44:56 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:44:56.291148 End time: 2024-09-24 18:44:56.308864
2024-09-24 18:44:56 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:44:56 INFO imstat::::casa ##########################################
2024-09-24 18:44:56 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:56 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:44:56 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19:53:49.9980 02:40:24.0001' )
2024-09-24 18:44:56 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:44:56 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:44:56 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:44:56 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:44:56 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:44:56 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:44:56 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:44:56 INFO MSTransformManager::open Select data
2024-09-24 18:44:56 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 ".".
2024-09-24 18:44:57 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19:53:49.9980 02:40:24.0001 successfully parsed
2024-09-24 18:44:57 INFO phaseshift::::casa Shift phase center
2024-09-24 18:44:57 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:44:56.320635 End time: 2024-09-24 18:44:56.874617
2024-09-24 18:44:57 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:44:57 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:57 INFO tclean::::casa ##########################################
2024-09-24 18:44:57 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:44:57 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 )
2024-09-24 18:44:57 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:44:57 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:44:57 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:44:57 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:57 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:57 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:44:57 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:44:57 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:44:57 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:44:57 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:44:57 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:44:57 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:44:57 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:44:57 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009164
2024-09-24 18:44:57 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:57 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:44:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:44:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:57 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:44:57 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:44:57 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:44:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:44:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:44:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:44:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:44:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:44:58 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:44:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:44:58 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:44:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:44:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:44:58 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:44:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:44:58 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:44:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:44:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:44:58 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:44:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-24 18:44:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:44:58 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:44:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:44:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:44:58 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:44:58 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:44:58 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:44:58 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:58 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:44:58 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:44:56.915935 End time: 2024-09-24 18:44:58.408621
2024-09-24 18:44:58 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:44:58 INFO tclean::::casa ##########################################
2024-09-24 18:44:58 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:44:58 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:58 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)
2024-09-24 18:44:58 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:44:58 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:44:58 2024******
2024-09-24 18:44:58 INFO ImageFitter::fit+
2024-09-24 18:44:58 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:44:58 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:44:58 INFO ImageFitter::fit+ --- region:
2024-09-24 18:44:58 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:44:58 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:44:58 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:44:58 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:44:58 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:44:58 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:44:58 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:58 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)
2024-09-24 18:44:58 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:44:58 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:44:58 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:44:58 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:44:58 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:44:58 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116891 Jy
2024-09-24 18:44:58 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:44:58 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126504 Jy
2024-09-24 18:44:58 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:58 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:44:58 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:44:58 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:44:58 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999957 +/- 0.000777 arcsec
2024-09-24 18:44:58 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels
2024-09-24 18:44:58 INFO ImageFitter::_fitLoop+ --- dec: 128.000047 +/- 0.000097 pixels
2024-09-24 18:44:58 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:58 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:44:58 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:44:58 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:44:58 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:44:58 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:58 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:44:58 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:44:58 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:44:58 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:44:58 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:44:58 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2024-09-24 18:44:58 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:44:58 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:44:58 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:58 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:44:58 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:44:58 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:44:58 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:44:58 INFO ImageFitter::_fitLoop+
2024-09-24 18:44:58 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:44:58 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:44:58 INFO imstat::::casa ##########################################
2024-09-24 18:44:58 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:44:58 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 )
2024-09-24 18:44:58 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:44:58 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:44:58 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:44:58 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:44:58 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:44:58 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)
2024-09-24 18:44:58 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:44:58 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:44:58 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:44:58 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:44:58 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:44:58 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:44:58 INFO imstat:::: Values ---
2024-09-24 18:44:58 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:44:58 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:44:58 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:44:58 INFO imstat:::: -- minimum value [min]: -7.78094e-05 Jy/beam
2024-09-24 18:44:58 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:44:58 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2024-09-24 18:44:58 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:44:58 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.659, I, 999981612.9Hz
2024-09-24 18:44:58 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:44:58 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:44:58 INFO imstat:::: Statistics ---
2024-09-24 18:44:58 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:44:58 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:44:58 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:44:58 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:44:58 INFO imstat:::: -- Median of the pixel values [median]: -1.86846e-05 Jy/beam
2024-09-24 18:44:58 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73901e-05 Jy/beam
2024-09-24 18:44:58 INFO imstat:::: -- IQR [quartile]: 3.56505e-05 Jy/beam
2024-09-24 18:44:58 INFO imstat:::: -- First quartile [q1]: -3.45202e-05 Jy/beam
2024-09-24 18:44:58 INFO imstat:::: -- Third quartile [q3]: 1.13024e-06 Jy/beam
2024-09-24 18:44:58 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:44:58 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:44:58 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:44:58 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:44:58 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:44:58 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:44:58 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
2024-09-24 18:44:59 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:44:58.473307 End time: 2024-09-24 18:44:58.498870
2024-09-24 18:44:59 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:44:59 INFO imstat::::casa ##########################################
2024-09-24 18:44:59 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:59 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:44:59 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19:53:49.9980 40.100000528deg' )
2024-09-24 18:44:59 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:44:59 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:44:59 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:44:59 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:44:59 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:44:59 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:44:59 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:44:59 INFO MSTransformManager::open Select data
2024-09-24 18:44:59 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:44:59 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19:53:49.9980 40.100000528deg successfully parsed
2024-09-24 18:44:59 INFO phaseshift::::casa Shift phase center
2024-09-24 18:44:59 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:44:58.514656 End time: 2024-09-24 18:44:59.053591
2024-09-24 18:44:59 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:44:59 INFO phaseshift::::casa ##########################################
2024-09-24 18:44:59 INFO tclean::::casa ##########################################
2024-09-24 18:44:59 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:44:59 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 )
2024-09-24 18:44:59 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:44:59 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:44:59 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:44:59 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:59 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:44:59 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:44:59 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:44:59 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:44:59 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:44:59 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:44:59 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:44:59 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:44:59 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:44:59 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.013963
2024-09-24 18:44:59 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:44:59 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:44:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:45:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:00 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:45:00 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:45:00 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:00 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:45:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:45:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:45:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:45:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:45:00 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:45:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:45:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:45:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:45:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:45:00 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:45:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:45:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:45:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:45:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:45:00 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-24 18:45:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:45:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:45:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:45:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:45:01 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:45:01 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:45:01 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:45:01 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:01 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:45:01 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:44:59.099240 End time: 2024-09-24 18:45:00.746850
2024-09-24 18:45:01 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:45:01 INFO tclean::::casa ##########################################
2024-09-24 18:45:01 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:45:01 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:01 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)
2024-09-24 18:45:01 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:45:01 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:45:01 2024******
2024-09-24 18:45:01 INFO ImageFitter::fit+
2024-09-24 18:45:01 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:45:01 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:45:01 INFO ImageFitter::fit+ --- region:
2024-09-24 18:45:01 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:45:01 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:45:01 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:45:01 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:45:01 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:45:01 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:45:01 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:01 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)
2024-09-24 18:45:01 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:45:01 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:45:01 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:45:01 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:45:01 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:45:01 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116876 Jy
2024-09-24 18:45:01 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:45:01 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy
2024-09-24 18:45:01 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:01 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:45:01 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:45:01 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:45:01 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec
2024-09-24 18:45:01 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels
2024-09-24 18:45:01 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels
2024-09-24 18:45:01 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:01 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:45:01 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:45:01 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:45:01 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:45:01 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:01 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:45:01 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:45:01 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:45:01 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:45:01 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:45:01 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:45:01 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:45:01 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:45:01 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:01 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:45:01 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:45:01 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:45:01 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:45:01 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:01 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:45:01 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:45:01 INFO imstat::::casa ##########################################
2024-09-24 18:45:01 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:45:01 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 )
2024-09-24 18:45:01 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:45:01 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:45:01 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:45:01 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:45:01 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:01 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)
2024-09-24 18:45:01 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:45:01 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:45:01 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:45:01 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:45:01 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:45:01 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:45:01 INFO imstat:::: Values ---
2024-09-24 18:45:01 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:45:01 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:45:01 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:45:01 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam
2024-09-24 18:45:01 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:45:01 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:45:01 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:45:01 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz
2024-09-24 18:45:01 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:45:01 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:45:01 INFO imstat:::: Statistics ---
2024-09-24 18:45:01 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:45:01 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:45:01 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:45:01 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:45:01 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam
2024-09-24 18:45:01 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73637e-05 Jy/beam
2024-09-24 18:45:01 INFO imstat:::: -- IQR [quartile]: 3.56311e-05 Jy/beam
2024-09-24 18:45:01 INFO imstat:::: -- First quartile [q1]: -3.45119e-05 Jy/beam
2024-09-24 18:45:01 INFO imstat:::: -- Third quartile [q3]: 1.11928e-06 Jy/beam
2024-09-24 18:45:01 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:45:01 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:45:01 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:45:01 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:45:01 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:45:01 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:45:01 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
2024-09-24 18:45:01 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:45:00.812000 End time: 2024-09-24 18:45:00.836753
2024-09-24 18:45:01 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:45:01 INFO imstat::::casa ##########################################
2024-09-24 18:45:01 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:01 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:45:01 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19:53:49.9980 0.699877039rad' )
2024-09-24 18:45:01 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:45:01 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:45:01 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:45:01 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:45:01 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:45:01 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:45:01 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:45:01 INFO MSTransformManager::open Select data
2024-09-24 18:45:01 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:45:01 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19:53:49.9980 0.699877039rad successfully parsed
2024-09-24 18:45:01 INFO phaseshift::::casa Shift phase center
2024-09-24 18:45:01 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:45:00.852492 End time: 2024-09-24 18:45:01.286442
2024-09-24 18:45:01 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:45:01 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:01 INFO tclean::::casa ##########################################
2024-09-24 18:45:01 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:45:01 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 )
2024-09-24 18:45:01 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:45:01 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:45:01 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:45:01 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:01 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:01 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:45:01 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:45:01 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:45:01 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:45:01 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:45:01 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:45:01 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:45:02 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:45:02 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.01709
2024-09-24 18:45:02 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:02 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:45:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:45:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:02 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:45:02 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:45:02 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:45:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:45:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:45:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:45:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:45:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:45:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:45:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:45:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:45:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:45:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:45:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:45:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:45:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:45:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:45:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-24 18:45:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:45:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:45:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:45:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:45:03 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:45:03 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:45:03 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:45:03 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:03 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:45:03 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:45:01.313355 End time: 2024-09-24 18:45:02.883376
2024-09-24 18:45:03 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:45:03 INFO tclean::::casa ##########################################
2024-09-24 18:45:03 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:45:03 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:03 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)
2024-09-24 18:45:03 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:45:03 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:45:03 2024******
2024-09-24 18:45:03 INFO ImageFitter::fit+
2024-09-24 18:45:03 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:45:03 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:45:03 INFO ImageFitter::fit+ --- region:
2024-09-24 18:45:03 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:45:03 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:45:03 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:45:03 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:45:03 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:45:03 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:45:03 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:03 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)
2024-09-24 18:45:03 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:45:03 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:45:03 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:45:03 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:45:03 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:45:03 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy
2024-09-24 18:45:03 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:45:03 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy
2024-09-24 18:45:03 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:03 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:45:03 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:45:03 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:45:03 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999992 +/- 0.000777 arcsec
2024-09-24 18:45:03 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels
2024-09-24 18:45:03 INFO ImageFitter::_fitLoop+ --- dec: 128.000009 +/- 0.000097 pixels
2024-09-24 18:45:03 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:03 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:45:03 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:45:03 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:45:03 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:45:03 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:03 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:45:03 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:45:03 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:45:03 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:45:03 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:45:03 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:45:03 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:45:03 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:45:03 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:03 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:45:03 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:45:03 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:45:03 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:45:03 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:03 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:45:03 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:45:03 INFO imstat::::casa ##########################################
2024-09-24 18:45:03 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:45:03 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 )
2024-09-24 18:45:03 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:45:03 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:45:03 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:45:03 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:45:03 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:03 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)
2024-09-24 18:45:03 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:45:03 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:45:03 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:45:03 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:45:03 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:45:03 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:45:03 INFO imstat:::: Values ---
2024-09-24 18:45:03 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:45:03 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:45:03 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:45:03 INFO imstat:::: -- minimum value [min]: -7.77867e-05 Jy/beam
2024-09-24 18:45:03 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:45:03 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:45:03 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:45:03 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz
2024-09-24 18:45:03 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:45:03 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:45:03 INFO imstat:::: Statistics ---
2024-09-24 18:45:03 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:45:03 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:45:03 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:45:03 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:45:03 INFO imstat:::: -- Median of the pixel values [median]: -1.86761e-05 Jy/beam
2024-09-24 18:45:03 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73623e-05 Jy/beam
2024-09-24 18:45:03 INFO imstat:::: -- IQR [quartile]: 3.56319e-05 Jy/beam
2024-09-24 18:45:03 INFO imstat:::: -- First quartile [q1]: -3.45153e-05 Jy/beam
2024-09-24 18:45:03 INFO imstat:::: -- Third quartile [q3]: 1.11659e-06 Jy/beam
2024-09-24 18:45:03 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:45:03 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:45:03 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:45:03 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:45:03 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:45:03 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:45:03 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
2024-09-24 18:45:03 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:45:02.921199 End time: 2024-09-24 18:45:02.943479
2024-09-24 18:45:03 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:45:03 INFO imstat::::casa ##########################################
2024-09-24 18:45:03 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:03 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:45:03 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 298.458325000deg 40d06m0.0019' )
2024-09-24 18:45:03 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:45:03 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:45:03 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:45:03 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:45:03 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:45:03 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:45:03 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:45:03 INFO MSTransformManager::open Select data
2024-09-24 18:45:03 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:45:03 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 298.458325000deg 40d06m0.0019 successfully parsed
2024-09-24 18:45:03 INFO phaseshift::::casa Shift phase center
2024-09-24 18:45:03 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:45:02.955606 End time: 2024-09-24 18:45:03.446495
2024-09-24 18:45:03 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:45:03 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:03 INFO tclean::::casa ##########################################
2024-09-24 18:45:03 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:45:03 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 )
2024-09-24 18:45:03 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:45:03 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:45:03 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:45:04 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:04 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:04 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:45:04 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:45:04 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:45:04 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:45:04 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:45:04 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:45:04 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:45:04 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:45:04 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009364
2024-09-24 18:45:04 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:04 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:45:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:45:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:04 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:45:04 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:45:04 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:45:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:45:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:45:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:45:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:45:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:45:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:45:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:45:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:45:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:45:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:45:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:45:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:45:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:45:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:45:05 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-24 18:45:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:45:05 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:45:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:45:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:45:05 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:45:05 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:45:05 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:45:05 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:05 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:45:05 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:45:03.472859 End time: 2024-09-24 18:45:05.091929
2024-09-24 18:45:05 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:45:05 INFO tclean::::casa ##########################################
2024-09-24 18:45:05 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:45:05 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:05 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)
2024-09-24 18:45:05 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:45:05 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:45:05 2024******
2024-09-24 18:45:05 INFO ImageFitter::fit+
2024-09-24 18:45:05 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:45:05 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:45:05 INFO ImageFitter::fit+ --- region:
2024-09-24 18:45:05 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:45:05 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:45:05 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:45:05 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:45:05 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:45:05 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:45:05 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:05 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-24 18:45:05 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:45:05 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:45:05 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:45:05 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:45:05 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:45:05 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy
2024-09-24 18:45:05 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:45:05 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy
2024-09-24 18:45:05 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:05 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:45:05 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:45:05 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:45:05 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec
2024-09-24 18:45:05 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels
2024-09-24 18:45:05 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels
2024-09-24 18:45:05 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:05 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:45:05 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:45:05 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:45:05 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:45:05 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:05 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:45:05 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:45:05 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:45:05 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:45:05 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:45:05 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:45:05 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:45:05 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:45:05 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:05 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:45:05 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:45:05 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:45:05 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:45:05 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:05 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:45:05 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:45:05 INFO imstat::::casa ##########################################
2024-09-24 18:45:05 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:45:05 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 )
2024-09-24 18:45:05 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:45:05 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:45:05 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:45:05 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:45:05 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:05 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)
2024-09-24 18:45:05 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:45:05 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:45:05 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:45:05 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:45:05 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:45:05 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:45:05 INFO imstat:::: Values ---
2024-09-24 18:45:05 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:45:05 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:45:05 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:45:05 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam
2024-09-24 18:45:05 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:45:05 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:45:05 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:45:05 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz
2024-09-24 18:45:05 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:45:05 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:45:05 INFO imstat:::: Statistics ---
2024-09-24 18:45:05 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:45:05 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:45:05 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:45:05 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:45:05 INFO imstat:::: -- Median of the pixel values [median]: -1.86712e-05 Jy/beam
2024-09-24 18:45:05 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73636e-05 Jy/beam
2024-09-24 18:45:05 INFO imstat:::: -- IQR [quartile]: 3.56293e-05 Jy/beam
2024-09-24 18:45:05 INFO imstat:::: -- First quartile [q1]: -3.45095e-05 Jy/beam
2024-09-24 18:45:05 INFO imstat:::: -- Third quartile [q3]: 1.1198e-06 Jy/beam
2024-09-24 18:45:05 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:45:05 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:45:05 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:45:05 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:45:05 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:45:05 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:45:05 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
2024-09-24 18:45:05 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:45:05.153400 End time: 2024-09-24 18:45:05.188493
2024-09-24 18:45:05 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:45:05 INFO imstat::::casa ##########################################
2024-09-24 18:45:05 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:05 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:45:05 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 298.458325000deg 02:40:24.0001' )
2024-09-24 18:45:05 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:45:05 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:45:05 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:45:05 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:45:05 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:45:05 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:45:05 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:45:05 INFO MSTransformManager::open Select data
2024-09-24 18:45:05 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 ".".
2024-09-24 18:45:06 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 298.458325000deg 02:40:24.0001 successfully parsed
2024-09-24 18:45:06 INFO phaseshift::::casa Shift phase center
2024-09-24 18:45:06 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:45:05.215276 End time: 2024-09-24 18:45:05.729520
2024-09-24 18:45:06 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:45:06 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:06 INFO tclean::::casa ##########################################
2024-09-24 18:45:06 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:45:06 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-24 18:45:06 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:45:06 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:45:06 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:45:06 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:06 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:06 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:45:06 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:45:06 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:45:06 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:45:06 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:45:06 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:45:06 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:45:06 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:45:06 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010399
2024-09-24 18:45:06 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:06 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:45:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:45:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:06 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:45:06 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:45:06 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:06 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:45:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:45:06 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:45:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:45:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:45:07 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:45:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:45:07 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:45:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:45:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:45:07 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:45:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:45:07 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:45:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:45:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:45:07 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-24 18:45:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:45:07 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:45:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:45:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:45:07 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:45:07 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:45:07 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:45:07 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:07 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:45:08 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:45:05.780755 End time: 2024-09-24 18:45:07.566858
2024-09-24 18:45:08 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:45:08 INFO tclean::::casa ##########################################
2024-09-24 18:45:08 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:45:08 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:08 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)
2024-09-24 18:45:08 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:45:08 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:45:08 2024******
2024-09-24 18:45:08 INFO ImageFitter::fit+
2024-09-24 18:45:08 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:45:08 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:45:08 INFO ImageFitter::fit+ --- region:
2024-09-24 18:45:08 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:45:08 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:45:08 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:45:08 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:45:08 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:45:08 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:45:08 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:08 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)
2024-09-24 18:45:08 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:45:08 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:45:08 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:45:08 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:45:08 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:45:08 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116891 Jy
2024-09-24 18:45:08 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:45:08 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126504 Jy
2024-09-24 18:45:08 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:08 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:45:08 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:45:08 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:45:08 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999957 +/- 0.000777 arcsec
2024-09-24 18:45:08 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels
2024-09-24 18:45:08 INFO ImageFitter::_fitLoop+ --- dec: 128.000047 +/- 0.000097 pixels
2024-09-24 18:45:08 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:08 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:45:08 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:45:08 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:45:08 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:45:08 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:08 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:45:08 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:45:08 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:45:08 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:45:08 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:45:08 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2024-09-24 18:45:08 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:45:08 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:45:08 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:08 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:45:08 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:45:08 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:45:08 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:45:08 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:08 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:45:08 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:45:08 INFO imstat::::casa ##########################################
2024-09-24 18:45:08 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:45:08 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 )
2024-09-24 18:45:08 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:45:08 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:45:08 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:45:08 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:45:08 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:08 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-24 18:45:08 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:45:08 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:45:08 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:45:08 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:45:08 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:45:08 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:45:08 INFO imstat:::: Values ---
2024-09-24 18:45:08 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:45:08 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:45:08 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:45:08 INFO imstat:::: -- minimum value [min]: -7.78094e-05 Jy/beam
2024-09-24 18:45:08 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:45:08 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2024-09-24 18:45:08 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:45:08 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.659, I, 999981612.9Hz
2024-09-24 18:45:08 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:45:08 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:45:08 INFO imstat:::: Statistics ---
2024-09-24 18:45:08 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:45:08 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:45:08 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:45:08 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:45:08 INFO imstat:::: -- Median of the pixel values [median]: -1.86846e-05 Jy/beam
2024-09-24 18:45:08 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73901e-05 Jy/beam
2024-09-24 18:45:08 INFO imstat:::: -- IQR [quartile]: 3.56505e-05 Jy/beam
2024-09-24 18:45:08 INFO imstat:::: -- First quartile [q1]: -3.45202e-05 Jy/beam
2024-09-24 18:45:08 INFO imstat:::: -- Third quartile [q3]: 1.13024e-06 Jy/beam
2024-09-24 18:45:08 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:45:08 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:45:08 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:45:08 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:45:08 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:45:08 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:45:08 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
2024-09-24 18:45:08 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:45:07.623668 End time: 2024-09-24 18:45:07.642721
2024-09-24 18:45:08 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:45:08 INFO imstat::::casa ##########################################
2024-09-24 18:45:08 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:08 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:45:08 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 298.458325000deg 40.100000528deg' )
2024-09-24 18:45:08 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:45:08 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:45:08 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:45:08 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:45:08 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:45:08 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:45:08 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:45:08 INFO MSTransformManager::open Select data
2024-09-24 18:45:08 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:45:08 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 298.458325000deg 40.100000528deg successfully parsed
2024-09-24 18:45:08 INFO phaseshift::::casa Shift phase center
2024-09-24 18:45:08 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:45:07.654500 End time: 2024-09-24 18:45:08.245002
2024-09-24 18:45:08 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:45:08 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:08 INFO tclean::::casa ##########################################
2024-09-24 18:45:08 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:45:08 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 )
2024-09-24 18:45:08 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:45:08 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:45:08 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:45:08 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:08 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:08 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:45:08 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:45:08 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:45:08 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:45:08 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:45:08 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:45:08 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:45:09 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:45:09 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.016349
2024-09-24 18:45:09 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:09 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:45:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:45:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:09 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:45:09 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:45:09 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:09 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:45:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:45:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:45:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:45:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:45:09 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:45:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:45:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:45:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:45:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:45:09 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:45:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:45:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:45:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:45:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:45:10 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-24 18:45:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:45:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:45:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:45:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:45:10 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:45:10 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:45:10 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:45:10 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:10 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:45:10 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:45:08.300713 End time: 2024-09-24 18:45:10.018296
2024-09-24 18:45:10 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:45:10 INFO tclean::::casa ##########################################
2024-09-24 18:45:10 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:45:10 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:10 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)
2024-09-24 18:45:10 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:45:10 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:45:10 2024******
2024-09-24 18:45:10 INFO ImageFitter::fit+
2024-09-24 18:45:10 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:45:10 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:45:10 INFO ImageFitter::fit+ --- region:
2024-09-24 18:45:10 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:45:10 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:45:10 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:45:10 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:45:10 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:45:10 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:45:10 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:10 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)
2024-09-24 18:45:10 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:45:10 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:45:10 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:45:10 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:45:10 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:45:10 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116876 Jy
2024-09-24 18:45:10 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:45:10 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy
2024-09-24 18:45:10 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:10 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:45:10 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:45:10 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:45:10 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec
2024-09-24 18:45:10 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels
2024-09-24 18:45:10 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels
2024-09-24 18:45:10 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:10 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:45:10 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:45:10 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:45:10 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:45:10 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:10 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:45:10 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:45:10 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:45:10 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:45:10 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:45:10 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:45:10 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:45:10 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:45:10 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:10 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:45:10 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:45:10 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:45:10 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:45:10 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:10 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:45:10 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:45:10 INFO imstat::::casa ##########################################
2024-09-24 18:45:10 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:45:10 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 )
2024-09-24 18:45:10 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:45:10 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:45:10 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:45:10 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:45:10 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:10 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)
2024-09-24 18:45:10 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:45:10 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:45:10 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:45:10 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:45:10 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:45:10 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:45:10 INFO imstat:::: Values ---
2024-09-24 18:45:10 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:45:10 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:45:10 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:45:10 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam
2024-09-24 18:45:10 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:45:10 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:45:10 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:45:10 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz
2024-09-24 18:45:10 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:45:10 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:45:10 INFO imstat:::: Statistics ---
2024-09-24 18:45:10 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:45:10 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:45:10 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:45:10 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:45:10 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam
2024-09-24 18:45:10 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73637e-05 Jy/beam
2024-09-24 18:45:10 INFO imstat:::: -- IQR [quartile]: 3.56311e-05 Jy/beam
2024-09-24 18:45:10 INFO imstat:::: -- First quartile [q1]: -3.45119e-05 Jy/beam
2024-09-24 18:45:10 INFO imstat:::: -- Third quartile [q3]: 1.11928e-06 Jy/beam
2024-09-24 18:45:10 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:45:10 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:45:10 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:45:10 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:45:10 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:45:10 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:45:10 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.779537e-05 4.999996e+00
2024-09-24 18:45:10 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:45:10.077992 End time: 2024-09-24 18:45:10.102250
2024-09-24 18:45:10 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:45:10 INFO imstat::::casa ##########################################
2024-09-24 18:45:10 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:10 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:45:10 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 298.458325000deg 0.699877039rad' )
2024-09-24 18:45:10 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:45:10 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:45:10 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:45:10 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:45:10 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:45:10 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:45:10 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:45:10 INFO MSTransformManager::open Select data
2024-09-24 18:45:10 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:45:10 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 298.458325000deg 0.699877039rad successfully parsed
2024-09-24 18:45:10 INFO phaseshift::::casa Shift phase center
2024-09-24 18:45:11 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:45:10.117834 End time: 2024-09-24 18:45:10.666628
2024-09-24 18:45:11 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:45:11 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:11 INFO tclean::::casa ##########################################
2024-09-24 18:45:11 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:45:11 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 )
2024-09-24 18:45:11 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:45:11 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:45:11 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:45:11 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:11 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:11 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:45:11 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:45:11 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:45:11 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:45:11 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:45:11 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:45:11 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:45:11 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:45:11 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.013361
2024-09-24 18:45:11 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:11 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:45:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:45:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:11 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:45:11 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:45:11 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:11 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:45:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:45:11 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:45:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:45:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:45:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:45:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:45:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:45:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:45:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:45:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:45:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:45:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:45:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:45:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:45:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-24 18:45:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:45:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:45:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:45:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:45:12 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:45:12 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:45:12 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:45:12 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:12 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:45:12 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:45:10.712968 End time: 2024-09-24 18:45:12.377345
2024-09-24 18:45:12 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:45:12 INFO tclean::::casa ##########################################
2024-09-24 18:45:12 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:45:12 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:12 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-24 18:45:12 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:45:12 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:45:12 2024******
2024-09-24 18:45:12 INFO ImageFitter::fit+
2024-09-24 18:45:12 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:45:12 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:45:12 INFO ImageFitter::fit+ --- region:
2024-09-24 18:45:12 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:45:12 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:45:12 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:45:12 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:45:12 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:45:12 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:45:12 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:12 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-24 18:45:12 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:45:12 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:45:12 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:45:12 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:45:12 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:45:12 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy
2024-09-24 18:45:12 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:45:12 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy
2024-09-24 18:45:12 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:12 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:45:12 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:45:12 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:45:12 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999992 +/- 0.000777 arcsec
2024-09-24 18:45:12 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels
2024-09-24 18:45:12 INFO ImageFitter::_fitLoop+ --- dec: 128.000009 +/- 0.000097 pixels
2024-09-24 18:45:12 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:12 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:45:12 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:45:12 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:45:12 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:45:12 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:12 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:45:12 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:45:12 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:45:12 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:45:12 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:45:12 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:45:12 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:45:12 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:45:12 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:12 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:45:12 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:45:12 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:45:12 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:45:12 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:12 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:45:12 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:45:12 INFO imstat::::casa ##########################################
2024-09-24 18:45:12 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:45:12 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-24 18:45:12 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:45:12 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:45:12 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:45:12 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:45:12 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:12 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)
2024-09-24 18:45:12 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:45:12 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:45:12 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:45:12 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:45:12 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:45:12 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:45:12 INFO imstat:::: Values ---
2024-09-24 18:45:12 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:45:12 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:45:12 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:45:12 INFO imstat:::: -- minimum value [min]: -7.77867e-05 Jy/beam
2024-09-24 18:45:12 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:45:12 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:45:12 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:45:12 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz
2024-09-24 18:45:12 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:45:12 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:45:12 INFO imstat:::: Statistics ---
2024-09-24 18:45:12 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:45:12 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:45:12 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:45:12 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:45:12 INFO imstat:::: -- Median of the pixel values [median]: -1.86761e-05 Jy/beam
2024-09-24 18:45:12 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73623e-05 Jy/beam
2024-09-24 18:45:12 INFO imstat:::: -- IQR [quartile]: 3.56319e-05 Jy/beam
2024-09-24 18:45:12 INFO imstat:::: -- First quartile [q1]: -3.45153e-05 Jy/beam
2024-09-24 18:45:12 INFO imstat:::: -- Third quartile [q3]: 1.11659e-06 Jy/beam
2024-09-24 18:45:12 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:45:12 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:45:12 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:45:12 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:45:12 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:45:12 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:45:12 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
2024-09-24 18:45:12 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:45:12.412887 End time: 2024-09-24 18:45:12.430237
2024-09-24 18:45:12 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:45:12 INFO imstat::::casa ##########################################
2024-09-24 18:45:12 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:12 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:45:12 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 5.209080451rad 40d06m0.0019' )
2024-09-24 18:45:12 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:45:12 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:45:12 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:45:12 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:45:12 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:45:12 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:45:12 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:45:12 INFO MSTransformManager::open Select data
2024-09-24 18:45:12 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:45:13 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 5.209080451rad 40d06m0.0019 successfully parsed
2024-09-24 18:45:13 INFO phaseshift::::casa Shift phase center
2024-09-24 18:45:13 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:45:12.441684 End time: 2024-09-24 18:45:12.941447
2024-09-24 18:45:13 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:45:13 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:13 INFO tclean::::casa ##########################################
2024-09-24 18:45:13 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:45:13 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 )
2024-09-24 18:45:13 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:45:13 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:45:13 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:45:13 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:13 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:13 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:45:13 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:45:13 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:45:13 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:45:13 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:45:13 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:45:13 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:45:13 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:45:13 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.018538
2024-09-24 18:45:13 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:13 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:45:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:45:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:14 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:45:14 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:45:14 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:45:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:45:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:45:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:45:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:45:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:45:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:45:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:45:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:45:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:45:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:45:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:45:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:45:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:45:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:45:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-24 18:45:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:45:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:45:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:45:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:45:14 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:45:14 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:45:14 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:45:14 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:14 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:45:14 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:45:12.975423 End time: 2024-09-24 18:45:14.417209
2024-09-24 18:45:14 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:45:14 INFO tclean::::casa ##########################################
2024-09-24 18:45:14 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:45:14 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:14 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)
2024-09-24 18:45:14 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:45:14 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:45:14 2024******
2024-09-24 18:45:14 INFO ImageFitter::fit+
2024-09-24 18:45:14 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:45:14 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:45:14 INFO ImageFitter::fit+ --- region:
2024-09-24 18:45:14 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:45:14 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:45:14 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:45:14 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:45:14 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:45:14 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:45:14 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:14 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)
2024-09-24 18:45:14 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:45:14 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:45:14 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:45:14 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:45:14 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:45:14 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116878 Jy
2024-09-24 18:45:14 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:45:14 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126494 Jy
2024-09-24 18:45:14 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:14 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:45:14 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:45:14 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:45:14 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec
2024-09-24 18:45:14 INFO ImageFitter::_fitLoop+ --- ra: 127.999966 +/- 0.000127 pixels
2024-09-24 18:45:14 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels
2024-09-24 18:45:14 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:14 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:45:14 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:45:14 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:45:14 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:45:14 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:14 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:45:14 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:45:14 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:45:14 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:45:14 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:45:14 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:45:14 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:45:14 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:45:14 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:14 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:45:14 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:45:14 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:45:14 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:45:14 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:14 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:45:14 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:45:14 INFO imstat::::casa ##########################################
2024-09-24 18:45:14 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:45:14 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 )
2024-09-24 18:45:14 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:45:14 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:45:14 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:45:14 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:45:14 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:14 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)
2024-09-24 18:45:14 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:45:14 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:45:14 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:45:14 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:45:14 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:45:14 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:45:14 INFO imstat:::: Values ---
2024-09-24 18:45:14 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:45:14 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:45:14 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:45:14 INFO imstat:::: -- minimum value [min]: -7.77984e-05 Jy/beam
2024-09-24 18:45:14 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:45:14 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:45:14 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:45:14 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz
2024-09-24 18:45:14 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:45:14 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:45:14 INFO imstat:::: Statistics ---
2024-09-24 18:45:14 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:45:14 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:45:14 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:45:14 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:45:14 INFO imstat:::: -- Median of the pixel values [median]: -1.86704e-05 Jy/beam
2024-09-24 18:45:14 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7365e-05 Jy/beam
2024-09-24 18:45:14 INFO imstat:::: -- IQR [quartile]: 3.56348e-05 Jy/beam
2024-09-24 18:45:14 INFO imstat:::: -- First quartile [q1]: -3.45131e-05 Jy/beam
2024-09-24 18:45:14 INFO imstat:::: -- Third quartile [q3]: 1.12172e-06 Jy/beam
2024-09-24 18:45:14 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:45:14 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:45:14 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:45:14 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:45:14 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:45:14 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:45:14 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
2024-09-24 18:45:14 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:45:14.460739 End time: 2024-09-24 18:45:14.477668
2024-09-24 18:45:14 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:45:14 INFO imstat::::casa ##########################################
2024-09-24 18:45:14 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:14 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:45:14 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 5.209080451rad 02:40:24.0001' )
2024-09-24 18:45:14 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:45:15 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:45:15 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:45:15 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:45:15 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:45:15 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:45:15 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:45:15 INFO MSTransformManager::open Select data
2024-09-24 18:45:15 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 ".".
2024-09-24 18:45:15 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 5.209080451rad 02:40:24.0001 successfully parsed
2024-09-24 18:45:15 INFO phaseshift::::casa Shift phase center
2024-09-24 18:45:15 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:45:14.489432 End time: 2024-09-24 18:45:14.953241
2024-09-24 18:45:15 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:45:15 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:15 INFO tclean::::casa ##########################################
2024-09-24 18:45:15 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:45:15 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-24 18:45:15 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:45:15 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:45:15 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:45:15 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:15 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:15 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:45:15 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:45:15 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:45:15 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:45:15 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:45:15 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:45:15 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:45:15 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:45:15 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.01542
2024-09-24 18:45:15 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:15 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:45:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:45:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:16 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:45:16 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:45:16 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:45:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:45:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:45:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:45:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:45:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:45:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:45:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:45:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:45:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:45:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:45:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:45:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:45:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:45:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:45:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-24 18:45:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:45:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:45:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:45:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:45:16 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:45:16 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:45:16 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:45:16 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:16 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:45:17 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:45:15.009230 End time: 2024-09-24 18:45:16.527171
2024-09-24 18:45:17 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:45:17 INFO tclean::::casa ##########################################
2024-09-24 18:45:17 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:45:17 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:17 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-24 18:45:17 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:45:17 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:45:17 2024******
2024-09-24 18:45:17 INFO ImageFitter::fit+
2024-09-24 18:45:17 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:45:17 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:45:17 INFO ImageFitter::fit+ --- region:
2024-09-24 18:45:17 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:45:17 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:45:17 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:45:17 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:45:17 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:45:17 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:45:17 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:17 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)
2024-09-24 18:45:17 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:45:17 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:45:17 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:45:17 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:45:17 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:45:17 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116894 Jy
2024-09-24 18:45:17 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:45:17 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126508 Jy
2024-09-24 18:45:17 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:17 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:45:17 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:45:17 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999996 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:45:17 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999957 +/- 0.000777 arcsec
2024-09-24 18:45:17 INFO ImageFitter::_fitLoop+ --- ra: 127.999966 +/- 0.000127 pixels
2024-09-24 18:45:17 INFO ImageFitter::_fitLoop+ --- dec: 128.000047 +/- 0.000097 pixels
2024-09-24 18:45:17 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:17 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:45:17 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:45:17 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:45:17 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:45:17 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:17 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:45:17 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:45:17 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:45:17 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:45:17 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:45:17 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2024-09-24 18:45:17 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:45:17 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:45:17 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:17 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:45:17 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:45:17 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:45:17 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:45:17 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:17 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:45:17 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:45:17 INFO imstat::::casa ##########################################
2024-09-24 18:45:17 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:45:17 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-24 18:45:17 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:45:17 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:45:17 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:45:17 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:45:17 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:17 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-24 18:45:17 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:45:17 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:45:17 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:45:17 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:45:17 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:45:17 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:45:17 INFO imstat:::: Values ---
2024-09-24 18:45:17 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:45:17 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:45:17 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:45:17 INFO imstat:::: -- minimum value [min]: -7.78076e-05 Jy/beam
2024-09-24 18:45:17 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:45:17 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2024-09-24 18:45:17 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:45:17 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.659, I, 999981612.9Hz
2024-09-24 18:45:17 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:45:17 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:45:17 INFO imstat:::: Statistics ---
2024-09-24 18:45:17 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:45:17 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:45:17 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:45:17 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:45:17 INFO imstat:::: -- Median of the pixel values [median]: -1.86848e-05 Jy/beam
2024-09-24 18:45:17 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73951e-05 Jy/beam
2024-09-24 18:45:17 INFO imstat:::: -- IQR [quartile]: 3.56676e-05 Jy/beam
2024-09-24 18:45:17 INFO imstat:::: -- First quartile [q1]: -3.45186e-05 Jy/beam
2024-09-24 18:45:17 INFO imstat:::: -- Third quartile [q3]: 1.14894e-06 Jy/beam
2024-09-24 18:45:17 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:45:17 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:45:17 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:45:17 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:45:17 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:45:17 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:45:17 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
2024-09-24 18:45:17 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:45:16.563438 End time: 2024-09-24 18:45:16.581309
2024-09-24 18:45:17 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:45:17 INFO imstat::::casa ##########################################
2024-09-24 18:45:17 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:17 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:45:17 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 5.209080451rad 40.100000528deg' )
2024-09-24 18:45:17 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:45:17 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:45:17 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:45:17 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:45:17 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:45:17 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:45:17 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:45:17 INFO MSTransformManager::open Select data
2024-09-24 18:45:17 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:45:17 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 5.209080451rad 40.100000528deg successfully parsed
2024-09-24 18:45:17 INFO phaseshift::::casa Shift phase center
2024-09-24 18:45:17 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:45:16.592878 End time: 2024-09-24 18:45:17.131923
2024-09-24 18:45:17 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:45:17 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:17 INFO tclean::::casa ##########################################
2024-09-24 18:45:17 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:45:17 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-24 18:45:17 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:45:17 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:45:17 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:45:17 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:17 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:17 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:45:17 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:45:17 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:45:17 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:45:17 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:45:17 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:45:17 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:45:17 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:45:18 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.017109
2024-09-24 18:45:18 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:18 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:45:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:45:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:18 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:45:18 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:45:18 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:18 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:45:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:45:18 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:45:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:45:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:45:18 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:45:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:45:18 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:45:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:45:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:45:18 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:45:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:45:18 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:45:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:45:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:45:18 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-24 18:45:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:45:18 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:45:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:45:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:45:19 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:45:19 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:45:19 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:45:19 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:19 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:45:19 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:45:17.173339 End time: 2024-09-24 18:45:18.853435
2024-09-24 18:45:19 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:45:19 INFO tclean::::casa ##########################################
2024-09-24 18:45:19 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:45:19 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:19 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-24 18:45:19 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:45:19 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:45:19 2024******
2024-09-24 18:45:19 INFO ImageFitter::fit+
2024-09-24 18:45:19 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:45:19 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:45:19 INFO ImageFitter::fit+ --- region:
2024-09-24 18:45:19 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:45:19 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:45:19 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:45:19 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:45:19 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:45:19 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:45:19 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:19 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-24 18:45:19 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:45:19 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:45:19 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:45:19 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:45:19 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:45:19 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116882 Jy
2024-09-24 18:45:19 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:45:19 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126496 Jy
2024-09-24 18:45:19 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:19 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:45:19 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:45:19 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999996 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:45:19 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec
2024-09-24 18:45:19 INFO ImageFitter::_fitLoop+ --- ra: 127.999966 +/- 0.000127 pixels
2024-09-24 18:45:19 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels
2024-09-24 18:45:19 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:19 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:45:19 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:45:19 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:45:19 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:45:19 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:19 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:45:19 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:45:19 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:45:19 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:45:19 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:45:19 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:45:19 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:45:19 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:45:19 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:19 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:45:19 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:45:19 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:45:19 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:45:19 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:19 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:45:19 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:45:19 INFO imstat::::casa ##########################################
2024-09-24 18:45:19 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:45:19 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-24 18:45:19 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:45:19 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:45:19 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:45:19 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:45:19 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:19 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-24 18:45:19 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:45:19 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:45:19 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:45:19 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:45:19 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:45:19 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:45:19 INFO imstat:::: Values ---
2024-09-24 18:45:19 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:45:19 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:45:19 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:45:19 INFO imstat:::: -- minimum value [min]: -7.77982e-05 Jy/beam
2024-09-24 18:45:19 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:45:19 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:45:19 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:45:19 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz
2024-09-24 18:45:19 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:45:19 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:45:19 INFO imstat:::: Statistics ---
2024-09-24 18:45:19 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:45:19 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:45:19 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:45:19 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:45:19 INFO imstat:::: -- Median of the pixel values [median]: -1.86711e-05 Jy/beam
2024-09-24 18:45:19 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73646e-05 Jy/beam
2024-09-24 18:45:19 INFO imstat:::: -- IQR [quartile]: 3.56367e-05 Jy/beam
2024-09-24 18:45:19 INFO imstat:::: -- First quartile [q1]: -3.45138e-05 Jy/beam
2024-09-24 18:45:19 INFO imstat:::: -- Third quartile [q3]: 1.12291e-06 Jy/beam
2024-09-24 18:45:19 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:45:19 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:45:19 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:45:19 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:45:19 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:45:19 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:45:19 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
2024-09-24 18:45:19 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:45:18.912106 End time: 2024-09-24 18:45:18.936314
2024-09-24 18:45:19 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:45:19 INFO imstat::::casa ##########################################
2024-09-24 18:45:19 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:19 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:45:19 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 5.209080451rad 0.699877039rad' )
2024-09-24 18:45:19 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:45:19 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:45:19 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:45:19 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:45:19 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:45:19 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:45:19 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:45:19 INFO MSTransformManager::open Select data
2024-09-24 18:45:19 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:45:19 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 5.209080451rad 0.699877039rad successfully parsed
2024-09-24 18:45:19 INFO phaseshift::::casa Shift phase center
2024-09-24 18:45:19 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:45:18.949841 End time: 2024-09-24 18:45:19.499303
2024-09-24 18:45:19 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:45:19 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:20 INFO tclean::::casa ##########################################
2024-09-24 18:45:20 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:45:20 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 )
2024-09-24 18:45:20 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:45:20 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:45:20 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:45:20 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:20 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:20 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:45:20 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:45:20 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:45:20 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:45:20 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:45:20 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:45:20 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:45:20 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:45:20 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.015167
2024-09-24 18:45:20 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:20 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:45:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:45:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:20 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:45:20 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:45:20 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:20 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:45:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:45:20 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:45:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:45:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:45:20 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:45:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:45:20 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:45:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:45:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:45:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374443277716637, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:45:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:45:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:45:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:45:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:45:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852561634033918, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-24 18:45:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:45:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:45:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:45:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:45:21 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:45:21 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:45:21 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:45:21 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:21 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:45:21 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:45:19.543982 End time: 2024-09-24 18:45:21.118637
2024-09-24 18:45:21 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:45:21 INFO tclean::::casa ##########################################
2024-09-24 18:45:21 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:45:21 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:21 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)
2024-09-24 18:45:21 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:45:21 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:45:21 2024******
2024-09-24 18:45:21 INFO ImageFitter::fit+
2024-09-24 18:45:21 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:45:21 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:45:21 INFO ImageFitter::fit+ --- region:
2024-09-24 18:45:21 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:45:21 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:45:21 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:45:21 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:45:21 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:45:21 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:45:21 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:21 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)
2024-09-24 18:45:21 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:45:21 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:45:21 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:45:21 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:45:21 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:45:21 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116879 Jy
2024-09-24 18:45:21 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:45:21 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126495 Jy
2024-09-24 18:45:21 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:21 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:45:21 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:45:21 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999996 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:45:21 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999992 +/- 0.000777 arcsec
2024-09-24 18:45:21 INFO ImageFitter::_fitLoop+ --- ra: 127.999966 +/- 0.000127 pixels
2024-09-24 18:45:21 INFO ImageFitter::_fitLoop+ --- dec: 128.000009 +/- 0.000097 pixels
2024-09-24 18:45:21 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:21 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:45:21 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:45:21 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:45:21 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:45:21 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:21 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:45:21 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:45:21 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:45:21 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:45:21 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:45:21 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:45:21 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:45:21 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:45:21 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:21 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:45:21 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:45:21 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:45:21 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:45:21 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:21 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:45:21 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:45:21 INFO imstat::::casa ##########################################
2024-09-24 18:45:21 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:45:21 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 )
2024-09-24 18:45:21 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:45:21 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:45:21 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:45:21 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:45:21 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:21 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)
2024-09-24 18:45:21 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:45:21 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:45:21 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:45:21 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:45:21 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:45:21 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:45:21 INFO imstat:::: Values ---
2024-09-24 18:45:21 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:45:21 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:45:21 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:45:21 INFO imstat:::: -- minimum value [min]: -7.77898e-05 Jy/beam
2024-09-24 18:45:21 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:45:21 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:45:21 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:45:21 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz
2024-09-24 18:45:21 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:45:21 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:45:21 INFO imstat:::: Statistics ---
2024-09-24 18:45:21 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:45:21 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:45:21 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:45:21 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:45:21 INFO imstat:::: -- Median of the pixel values [median]: -1.86769e-05 Jy/beam
2024-09-24 18:45:21 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73662e-05 Jy/beam
2024-09-24 18:45:21 INFO imstat:::: -- IQR [quartile]: 3.5634e-05 Jy/beam
2024-09-24 18:45:21 INFO imstat:::: -- First quartile [q1]: -3.45153e-05 Jy/beam
2024-09-24 18:45:21 INFO imstat:::: -- Third quartile [q3]: 1.1187e-06 Jy/beam
2024-09-24 18:45:21 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:45:21 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:45:21 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:45:21 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:45:21 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:45:21 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:45:21 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
2024-09-24 18:45:21 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:45:21.155133 End time: 2024-09-24 18:45:21.173599
2024-09-24 18:45:21 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:45:21 INFO imstat::::casa ##########################################
2024-09-24 18:45:21 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:21 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:45:21 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05h00m21.5326 +006d21m09.7433' )
2024-09-24 18:45:21 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:45:21 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:45:21 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:45:21 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:45:21 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:45:21 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:45:21 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:45:21 INFO MSTransformManager::open Select data
2024-09-24 18:45:21 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:45:21 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05h00m21.5326 +006d21m09.7433 successfully parsed
2024-09-24 18:45:21 INFO phaseshift::::casa Shift phase center
2024-09-24 18:45:22 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:45:21.185713 End time: 2024-09-24 18:45:21.614179
2024-09-24 18:45:22 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:45:22 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:22 INFO tclean::::casa ##########################################
2024-09-24 18:45:22 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:45:22 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 )
2024-09-24 18:45:22 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:45:22 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:45:22 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:45:22 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:22 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:22 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:45:22 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:45:22 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:45:22 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:45:22 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:45:22 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:45:22 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:45:22 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:45:22 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.012754
2024-09-24 18:45:22 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:22 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:45:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:45:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:22 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:45:22 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:45:22 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:45:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:45:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:45:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:45:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:45:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:45:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:45:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:45:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:45:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:45:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:45:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:45:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:45:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:45:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:45:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-24 18:45:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:45:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:45:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:45:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:45:23 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:45:23 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:45:23 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:45:23 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:23 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:45:23 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:45:21.642989 End time: 2024-09-24 18:45:23.491365
2024-09-24 18:45:23 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:45:23 INFO tclean::::casa ##########################################
2024-09-24 18:45:24 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:45:24 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:24 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)
2024-09-24 18:45:24 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:45:24 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:45:24 2024******
2024-09-24 18:45:24 INFO ImageFitter::fit+
2024-09-24 18:45:24 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:45:24 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:45:24 INFO ImageFitter::fit+ --- region:
2024-09-24 18:45:24 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:45:24 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:45:24 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:45:24 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:45:24 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:45:24 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:45:24 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:24 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)
2024-09-24 18:45:24 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:45:24 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:45:24 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:45:24 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:45:24 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:45:24 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116868 Jy
2024-09-24 18:45:24 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:45:24 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126484 Jy
2024-09-24 18:45:24 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:24 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:45:24 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:45:24 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:45:24 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec
2024-09-24 18:45:24 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels
2024-09-24 18:45:24 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels
2024-09-24 18:45:24 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:24 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:45:24 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:45:24 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:45:24 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:45:24 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:24 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:45:24 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:45:24 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:45:24 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:45:24 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:45:24 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:45:24 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:45:24 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:45:24 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:24 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:45:24 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:45:24 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:45:24 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:45:24 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:24 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:45:24 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:45:24 INFO imstat::::casa ##########################################
2024-09-24 18:45:24 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:45:24 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 )
2024-09-24 18:45:24 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:45:24 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:45:24 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:45:24 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:45:24 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:24 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-24 18:45:24 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:45:24 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:45:24 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:45:24 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:45:24 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:45:24 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:45:24 INFO imstat:::: Values ---
2024-09-24 18:45:24 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:45:24 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:45:24 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:45:24 INFO imstat:::: -- minimum value [min]: -7.77795e-05 Jy/beam
2024-09-24 18:45:24 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:45:24 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:45:24 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:45:24 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-24 18:45:24 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:45:24 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:45:24 INFO imstat:::: Statistics ---
2024-09-24 18:45:24 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:45:24 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:45:24 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:45:24 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:45:24 INFO imstat:::: -- Median of the pixel values [median]: -1.86702e-05 Jy/beam
2024-09-24 18:45:24 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73612e-05 Jy/beam
2024-09-24 18:45:24 INFO imstat:::: -- IQR [quartile]: 3.56029e-05 Jy/beam
2024-09-24 18:45:24 INFO imstat:::: -- First quartile [q1]: -3.45082e-05 Jy/beam
2024-09-24 18:45:24 INFO imstat:::: -- Third quartile [q3]: 1.09472e-06 Jy/beam
2024-09-24 18:45:24 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:45:24 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:45:24 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:45:24 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:45:24 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:45:24 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:45:24 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777946e-05 4.999996e+00
2024-09-24 18:45:24 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:45:23.563906 End time: 2024-09-24 18:45:23.591568
2024-09-24 18:45:24 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:45:24 INFO imstat::::casa ##########################################
2024-09-24 18:45:24 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:24 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:45:24 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05h00m21.5326 00:25:24.6496' )
2024-09-24 18:45:24 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:45:24 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:45:24 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:45:24 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:45:24 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:45:24 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:45:24 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:45:24 INFO MSTransformManager::open Select data
2024-09-24 18:45:24 INFO MSTransformManager::createOutputMSStructure Create output MS structure
NOTE: you provided the Declination/Latitude value "00:25:24.6496" which is understood to be in units of hours.
If you meant degrees, please replace ":" by ".".
2024-09-24 18:45:24 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05h00m21.5326 00:25:24.6496 successfully parsed
2024-09-24 18:45:24 INFO phaseshift::::casa Shift phase center
2024-09-24 18:45:24 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:45:23.608604 End time: 2024-09-24 18:45:24.220820
2024-09-24 18:45:24 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:45:24 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:24 INFO tclean::::casa ##########################################
2024-09-24 18:45:24 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:45:24 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 )
2024-09-24 18:45:24 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:45:24 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:45:24 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:45:24 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:24 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:24 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:45:24 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:45:24 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:45:24 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:45:24 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:45:24 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:45:24 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:45:25 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:45:25 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009449
2024-09-24 18:45:25 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:25 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:45:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:45:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:25 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:45:25 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:45:25 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:45:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:45:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:45:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:45:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:45:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:45:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:45:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:45:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:45:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:45:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:45:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:45:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:45:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:45:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:45:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-24 18:45:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:45:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:45:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:45:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:45:26 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:45:26 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:45:26 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:45:26 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:26 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:45:26 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:45:24.270423 End time: 2024-09-24 18:45:25.769665
2024-09-24 18:45:26 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:45:26 INFO tclean::::casa ##########################################
2024-09-24 18:45:26 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:45:26 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:26 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-24 18:45:26 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:45:26 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:45:26 2024******
2024-09-24 18:45:26 INFO ImageFitter::fit+
2024-09-24 18:45:26 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:45:26 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:45:26 INFO ImageFitter::fit+ --- region:
2024-09-24 18:45:26 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:45:26 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:45:26 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:45:26 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:45:26 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:45:26 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:45:26 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:26 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-24 18:45:26 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:45:26 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:45:26 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:45:26 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:45:26 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:45:26 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116907 Jy
2024-09-24 18:45:26 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:45:26 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012652 Jy
2024-09-24 18:45:26 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:26 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:45:26 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:45:26 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999994 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:45:26 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000038 +/- 0.000777 arcsec
2024-09-24 18:45:26 INFO ImageFitter::_fitLoop+ --- ra: 127.999939 +/- 0.000127 pixels
2024-09-24 18:45:26 INFO ImageFitter::_fitLoop+ --- dec: 127.999957 +/- 0.000097 pixels
2024-09-24 18:45:26 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:26 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:45:26 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:45:26 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:45:26 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:45:26 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:26 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:45:26 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:45:26 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:45:26 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:45:26 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:45:26 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2024-09-24 18:45:26 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:45:26 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:45:26 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:26 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:45:26 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:45:26 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:45:26 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:45:26 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:26 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:45:26 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:45:26 INFO imstat::::casa ##########################################
2024-09-24 18:45:26 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:45:26 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-24 18:45:26 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:45:26 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:45:26 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:45:26 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:45:26 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:26 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.865, I, 999981612.9Hz to 19:52:21.081, +40.22.53.889, I, 999981612.9Hz)
2024-09-24 18:45:26 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:45:26 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:45:26 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:45:26 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:45:26 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz
2024-09-24 18:45:26 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz
2024-09-24 18:45:26 INFO imstat:::: Values ---
2024-09-24 18:45:26 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:45:26 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:45:26 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:45:26 INFO imstat:::: -- minimum value [min]: -7.78732e-05 Jy/beam
2024-09-24 18:45:26 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:45:26 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:45:26 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:45:26 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-24 18:45:26 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:45:26 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:45:26 INFO imstat:::: Statistics ---
2024-09-24 18:45:26 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:45:26 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:45:26 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:45:26 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:45:26 INFO imstat:::: -- Median of the pixel values [median]: -1.86516e-05 Jy/beam
2024-09-24 18:45:26 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73802e-05 Jy/beam
2024-09-24 18:45:26 INFO imstat:::: -- IQR [quartile]: 3.56959e-05 Jy/beam
2024-09-24 18:45:26 INFO imstat:::: -- First quartile [q1]: -3.45348e-05 Jy/beam
2024-09-24 18:45:26 INFO imstat:::: -- Third quartile [q3]: 1.16101e-06 Jy/beam
2024-09-24 18:45:26 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:45:26 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:45:26 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:45:26 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:45:26 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:45:26 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:45:26 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085647e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.787321e-05 4.999996e+00
2024-09-24 18:45:26 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:45:25.834061 End time: 2024-09-24 18:45:25.858816
2024-09-24 18:45:26 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:45:26 INFO imstat::::casa ##########################################
2024-09-24 18:45:26 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:26 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:45:26 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05h00m21.5326 6.352706472deg' )
2024-09-24 18:45:26 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:45:26 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:45:26 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:45:26 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:45:26 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:45:26 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:45:26 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:45:26 INFO MSTransformManager::open Select data
2024-09-24 18:45:26 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:45:26 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05h00m21.5326 6.352706472deg successfully parsed
2024-09-24 18:45:26 INFO phaseshift::::casa Shift phase center
2024-09-24 18:45:26 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:45:25.874605 End time: 2024-09-24 18:45:26.425279
2024-09-24 18:45:26 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:45:26 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:26 INFO tclean::::casa ##########################################
2024-09-24 18:45:26 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:45:26 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 )
2024-09-24 18:45:26 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:45:26 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:45:26 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:45:27 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:27 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:27 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:45:27 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:45:27 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:45:27 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:45:27 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:45:27 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:45:27 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:45:27 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:45:27 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009309
2024-09-24 18:45:27 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:27 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:45:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:45:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:27 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:45:27 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:45:27 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:45:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:45:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:45:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:45:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:45:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:45:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:45:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:45:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:45:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:45:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:45:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:45:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:45:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:45:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:45:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-24 18:45:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:45:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:45:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:45:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:45:28 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:45:28 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:45:28 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:45:28 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:28 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:45:28 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:45:26.472205 End time: 2024-09-24 18:45:27.845818
2024-09-24 18:45:28 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:45:28 INFO tclean::::casa ##########################################
2024-09-24 18:45:28 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:45:28 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:28 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)
2024-09-24 18:45:28 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:45:28 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:45:28 2024******
2024-09-24 18:45:28 INFO ImageFitter::fit+
2024-09-24 18:45:28 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:45:28 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:45:28 INFO ImageFitter::fit+ --- region:
2024-09-24 18:45:28 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:45:28 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:45:28 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:45:28 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:45:28 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:45:28 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:45:28 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:28 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)
2024-09-24 18:45:28 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:45:28 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:45:28 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:45:28 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:45:28 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:45:28 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116872 Jy
2024-09-24 18:45:28 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:45:28 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126486 Jy
2024-09-24 18:45:28 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:28 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:45:28 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:45:28 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:45:28 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec
2024-09-24 18:45:28 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels
2024-09-24 18:45:28 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels
2024-09-24 18:45:28 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:28 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:45:28 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:45:28 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:45:28 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:45:28 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:28 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:45:28 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:45:28 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:45:28 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:45:28 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:45:28 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:45:28 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:45:28 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:45:28 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:28 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:45:28 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:45:28 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:45:28 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:45:28 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:28 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:45:28 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:45:28 INFO imstat::::casa ##########################################
2024-09-24 18:45:28 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:45:28 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 )
2024-09-24 18:45:28 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:45:28 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:45:28 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:45:28 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:45:28 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:28 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)
2024-09-24 18:45:28 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:45:28 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:45:28 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:45:28 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:45:28 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:45:28 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:45:28 INFO imstat:::: Values ---
2024-09-24 18:45:28 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:45:28 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:45:28 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:45:28 INFO imstat:::: -- minimum value [min]: -7.7777e-05 Jy/beam
2024-09-24 18:45:28 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:45:28 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:45:28 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:45:28 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-24 18:45:28 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:45:28 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:45:28 INFO imstat:::: Statistics ---
2024-09-24 18:45:28 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:45:28 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:45:28 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:45:28 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:45:28 INFO imstat:::: -- Median of the pixel values [median]: -1.86705e-05 Jy/beam
2024-09-24 18:45:28 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7361e-05 Jy/beam
2024-09-24 18:45:28 INFO imstat:::: -- IQR [quartile]: 3.56027e-05 Jy/beam
2024-09-24 18:45:28 INFO imstat:::: -- First quartile [q1]: -3.45074e-05 Jy/beam
2024-09-24 18:45:28 INFO imstat:::: -- Third quartile [q3]: 1.09529e-06 Jy/beam
2024-09-24 18:45:28 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:45:28 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:45:28 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:45:28 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:45:28 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:45:28 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:45:28 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777703e-05 4.999996e+00
2024-09-24 18:45:28 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:45:27.881140 End time: 2024-09-24 18:45:27.899091
2024-09-24 18:45:28 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:45:28 INFO imstat::::casa ##########################################
2024-09-24 18:45:28 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:28 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:45:28 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05h00m21.5326 0.110875644rad' )
2024-09-24 18:45:28 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:45:28 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:45:28 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:45:28 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:45:28 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:45:28 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:45:28 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:45:28 INFO MSTransformManager::open Select data
2024-09-24 18:45:28 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:45:28 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05h00m21.5326 0.110875644rad successfully parsed
2024-09-24 18:45:28 INFO phaseshift::::casa Shift phase center
2024-09-24 18:45:28 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:45:27.910426 End time: 2024-09-24 18:45:28.429845
2024-09-24 18:45:28 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:45:28 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:28 INFO tclean::::casa ##########################################
2024-09-24 18:45:28 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:45:28 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 )
2024-09-24 18:45:28 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:45:28 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:45:28 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:45:29 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:29 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:29 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:45:29 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:45:29 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:45:29 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:45:29 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:45:29 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:45:29 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:45:29 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:45:29 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009322
2024-09-24 18:45:29 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:29 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:45:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:45:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:29 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:45:29 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:45:29 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:29 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:45:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:45:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:45:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:45:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:45:29 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:45:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:45:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:45:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:45:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:45:29 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:45:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:45:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:45:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:45:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:45:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-24 18:45:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:45:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:45:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:45:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:45:30 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:45:30 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:45:30 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:45:30 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:30 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:45:30 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:45:28.456981 End time: 2024-09-24 18:45:29.837632
2024-09-24 18:45:30 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:45:30 INFO tclean::::casa ##########################################
2024-09-24 18:45:30 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:45:30 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:30 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)
2024-09-24 18:45:30 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:45:30 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:45:30 2024******
2024-09-24 18:45:30 INFO ImageFitter::fit+
2024-09-24 18:45:30 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:45:30 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:45:30 INFO ImageFitter::fit+ --- region:
2024-09-24 18:45:30 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:45:30 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:45:30 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:45:30 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:45:30 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:45:30 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:45:30 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:30 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-24 18:45:30 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:45:30 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:45:30 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:45:30 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:45:30 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:45:30 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy
2024-09-24 18:45:30 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:45:30 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy
2024-09-24 18:45:30 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:30 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:45:30 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:45:30 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:45:30 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec
2024-09-24 18:45:30 INFO ImageFitter::_fitLoop+ --- ra: 128.000012 +/- 0.000127 pixels
2024-09-24 18:45:30 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels
2024-09-24 18:45:30 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:30 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:45:30 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:45:30 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:45:30 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:45:30 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:30 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:45:30 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:45:30 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:45:30 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:45:30 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:45:30 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:45:30 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:45:30 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:45:30 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:30 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:45:30 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:45:30 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:45:30 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:45:30 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:30 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:45:30 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:45:30 INFO imstat::::casa ##########################################
2024-09-24 18:45:30 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:45:30 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 )
2024-09-24 18:45:30 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:45:30 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:45:30 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:45:30 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:45:30 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:30 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)
2024-09-24 18:45:30 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:45:30 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:45:30 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:45:30 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:45:30 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:45:30 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:45:30 INFO imstat:::: Values ---
2024-09-24 18:45:30 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:45:30 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:45:30 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:45:30 INFO imstat:::: -- minimum value [min]: -7.77849e-05 Jy/beam
2024-09-24 18:45:30 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:45:30 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2024-09-24 18:45:30 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:45:30 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz
2024-09-24 18:45:30 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:45:30 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:45:30 INFO imstat:::: Statistics ---
2024-09-24 18:45:30 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:45:30 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:45:30 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:45:30 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:45:30 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam
2024-09-24 18:45:30 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73549e-05 Jy/beam
2024-09-24 18:45:30 INFO imstat:::: -- IQR [quartile]: 3.56016e-05 Jy/beam
2024-09-24 18:45:30 INFO imstat:::: -- First quartile [q1]: -3.45087e-05 Jy/beam
2024-09-24 18:45:30 INFO imstat:::: -- Third quartile [q3]: 1.0929e-06 Jy/beam
2024-09-24 18:45:30 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:45:30 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:45:30 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:45:30 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:45:30 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:45:30 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:45:30 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778491e-05 4.999996e+00
2024-09-24 18:45:30 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:45:29.872863 End time: 2024-09-24 18:45:29.890054
2024-09-24 18:45:30 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:45:30 INFO imstat::::casa ##########################################
2024-09-24 18:45:30 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:30 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:45:30 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05:00:21.5326 +006d21m09.7433' )
2024-09-24 18:45:30 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:45:30 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:45:30 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:45:30 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:45:30 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:45:30 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:45:30 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:45:30 INFO MSTransformManager::open Select data
2024-09-24 18:45:30 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:45:30 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05:00:21.5326 +006d21m09.7433 successfully parsed
2024-09-24 18:45:30 INFO phaseshift::::casa Shift phase center
2024-09-24 18:45:30 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:45:29.901647 End time: 2024-09-24 18:45:30.420437
2024-09-24 18:45:30 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:45:30 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:30 INFO tclean::::casa ##########################################
2024-09-24 18:45:30 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:45:30 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-24 18:45:30 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:45:30 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:45:30 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:45:31 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:31 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:31 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:45:31 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:45:31 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:45:31 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:45:31 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:45:31 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:45:31 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:45:31 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:45:31 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009523
2024-09-24 18:45:31 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:31 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:45:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:45:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:31 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:45:31 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:45:31 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:31 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:45:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:45:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:45:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:45:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:45:31 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:45:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:45:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:45:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:45:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:45:31 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:45:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:45:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:45:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:45:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:45:31 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-24 18:45:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:45:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:45:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:45:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:45:32 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:45:32 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:45:32 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:45:32 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:32 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:45:32 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:45:30.449371 End time: 2024-09-24 18:45:31.884566
2024-09-24 18:45:32 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:45:32 INFO tclean::::casa ##########################################
2024-09-24 18:45:32 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:45:32 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:32 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)
2024-09-24 18:45:32 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:45:32 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:45:32 2024******
2024-09-24 18:45:32 INFO ImageFitter::fit+
2024-09-24 18:45:32 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:45:32 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:45:32 INFO ImageFitter::fit+ --- region:
2024-09-24 18:45:32 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:45:32 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:45:32 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:45:32 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:45:32 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:45:32 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:45:32 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:32 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)
2024-09-24 18:45:32 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:45:32 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:45:32 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:45:32 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:45:32 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:45:32 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116868 Jy
2024-09-24 18:45:32 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:45:32 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126484 Jy
2024-09-24 18:45:32 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:32 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:45:32 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:45:32 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:45:32 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec
2024-09-24 18:45:32 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels
2024-09-24 18:45:32 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels
2024-09-24 18:45:32 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:32 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:45:32 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:45:32 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:45:32 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:45:32 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:32 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:45:32 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:45:32 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:45:32 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:45:32 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:45:32 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:45:32 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:45:32 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:45:32 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:32 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:45:32 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:45:32 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:45:32 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:45:32 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:32 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:45:32 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:45:32 INFO imstat::::casa ##########################################
2024-09-24 18:45:32 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:45:32 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 )
2024-09-24 18:45:32 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:45:32 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:45:32 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:45:32 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:45:32 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:32 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)
2024-09-24 18:45:32 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:45:32 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:45:32 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:45:32 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:45:32 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:45:32 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:45:32 INFO imstat:::: Values ---
2024-09-24 18:45:32 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:45:32 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:45:32 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:45:32 INFO imstat:::: -- minimum value [min]: -7.77795e-05 Jy/beam
2024-09-24 18:45:32 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:45:32 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:45:32 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:45:32 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-24 18:45:32 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:45:32 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:45:32 INFO imstat:::: Statistics ---
2024-09-24 18:45:32 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:45:32 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:45:32 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:45:32 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:45:32 INFO imstat:::: -- Median of the pixel values [median]: -1.86702e-05 Jy/beam
2024-09-24 18:45:32 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73612e-05 Jy/beam
2024-09-24 18:45:32 INFO imstat:::: -- IQR [quartile]: 3.56029e-05 Jy/beam
2024-09-24 18:45:32 INFO imstat:::: -- First quartile [q1]: -3.45082e-05 Jy/beam
2024-09-24 18:45:32 INFO imstat:::: -- Third quartile [q3]: 1.09472e-06 Jy/beam
2024-09-24 18:45:32 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:45:32 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:45:32 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:45:32 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:45:32 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:45:32 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:45:32 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777946e-05 4.999996e+00
2024-09-24 18:45:32 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:45:31.951425 End time: 2024-09-24 18:45:31.975968
2024-09-24 18:45:32 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:45:32 INFO imstat::::casa ##########################################
2024-09-24 18:45:32 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:32 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:45:32 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05:00:21.5326 00:25:24.6496' )
2024-09-24 18:45:32 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:45:32 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:45:32 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:45:32 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:45:32 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:45:32 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:45:32 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:45:32 INFO MSTransformManager::open Select data
2024-09-24 18:45:32 INFO MSTransformManager::createOutputMSStructure Create output MS structure
NOTE: you provided the Declination/Latitude value "00:25:24.6496" which is understood to be in units of hours.
If you meant degrees, please replace ":" by ".".
2024-09-24 18:45:32 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05:00:21.5326 00:25:24.6496 successfully parsed
2024-09-24 18:45:32 INFO phaseshift::::casa Shift phase center
2024-09-24 18:45:32 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:45:31.991485 End time: 2024-09-24 18:45:32.464402
2024-09-24 18:45:32 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:45:32 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:32 INFO tclean::::casa ##########################################
2024-09-24 18:45:32 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:45:32 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 )
2024-09-24 18:45:32 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:45:32 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:45:33 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:45:33 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:33 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:33 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:45:33 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:45:33 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:45:33 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:45:33 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:45:33 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:45:33 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:45:33 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:45:33 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009407
2024-09-24 18:45:33 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:33 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:45:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:45:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:33 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:45:33 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:45:33 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:33 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:45:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:45:33 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:45:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:45:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:45:33 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:45:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:45:33 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:45:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:45:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:45:33 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:45:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:45:33 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:45:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:45:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:45:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-24 18:45:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:45:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:45:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:45:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:45:34 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:45:34 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:45:34 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:45:34 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:34 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:45:34 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:45:32.491179 End time: 2024-09-24 18:45:34.005658
2024-09-24 18:45:34 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:45:34 INFO tclean::::casa ##########################################
2024-09-24 18:45:34 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:45:34 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:34 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)
2024-09-24 18:45:34 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:45:34 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:45:34 2024******
2024-09-24 18:45:34 INFO ImageFitter::fit+
2024-09-24 18:45:34 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:45:34 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:45:34 INFO ImageFitter::fit+ --- region:
2024-09-24 18:45:34 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:45:34 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:45:34 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:45:34 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:45:34 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:45:34 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:45:34 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:34 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)
2024-09-24 18:45:34 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:45:34 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:45:34 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:45:34 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:45:34 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:45:34 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116907 Jy
2024-09-24 18:45:34 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:45:34 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012652 Jy
2024-09-24 18:45:34 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:34 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:45:34 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:45:34 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999994 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:45:34 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000038 +/- 0.000777 arcsec
2024-09-24 18:45:34 INFO ImageFitter::_fitLoop+ --- ra: 127.999939 +/- 0.000127 pixels
2024-09-24 18:45:34 INFO ImageFitter::_fitLoop+ --- dec: 127.999957 +/- 0.000097 pixels
2024-09-24 18:45:34 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:34 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:45:34 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:45:34 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:45:34 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:45:34 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:34 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:45:34 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:45:34 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:45:34 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:45:34 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:45:34 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2024-09-24 18:45:34 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:45:34 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:45:34 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:34 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:45:34 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:45:34 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:45:34 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:45:34 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:34 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:45:34 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:45:34 INFO imstat::::casa ##########################################
2024-09-24 18:45:34 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:45:34 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 )
2024-09-24 18:45:34 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:45:34 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:45:34 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:45:34 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:45:34 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:34 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.865, I, 999981612.9Hz to 19:52:21.081, +40.22.53.889, I, 999981612.9Hz)
2024-09-24 18:45:34 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:45:34 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:45:34 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:45:34 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:45:34 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz
2024-09-24 18:45:34 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz
2024-09-24 18:45:34 INFO imstat:::: Values ---
2024-09-24 18:45:34 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:45:34 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:45:34 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:45:34 INFO imstat:::: -- minimum value [min]: -7.78732e-05 Jy/beam
2024-09-24 18:45:34 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:45:34 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:45:34 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:45:34 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-24 18:45:34 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:45:34 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:45:34 INFO imstat:::: Statistics ---
2024-09-24 18:45:34 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:45:34 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:45:34 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:45:34 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:45:34 INFO imstat:::: -- Median of the pixel values [median]: -1.86516e-05 Jy/beam
2024-09-24 18:45:34 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73802e-05 Jy/beam
2024-09-24 18:45:34 INFO imstat:::: -- IQR [quartile]: 3.56959e-05 Jy/beam
2024-09-24 18:45:34 INFO imstat:::: -- First quartile [q1]: -3.45348e-05 Jy/beam
2024-09-24 18:45:34 INFO imstat:::: -- Third quartile [q3]: 1.16101e-06 Jy/beam
2024-09-24 18:45:34 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:45:34 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:45:34 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:45:34 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:45:34 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:45:34 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:45:34 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085647e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.787321e-05 4.999996e+00
2024-09-24 18:45:34 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:45:34.061706 End time: 2024-09-24 18:45:34.080844
2024-09-24 18:45:34 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:45:34 INFO imstat::::casa ##########################################
2024-09-24 18:45:34 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:34 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:45:34 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05:00:21.5326 6.352706472deg' )
2024-09-24 18:45:34 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:45:34 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:45:34 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:45:34 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:45:34 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:45:34 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:45:34 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:45:34 INFO MSTransformManager::open Select data
2024-09-24 18:45:34 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:45:34 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05:00:21.5326 6.352706472deg successfully parsed
2024-09-24 18:45:34 INFO phaseshift::::casa Shift phase center
2024-09-24 18:45:35 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:45:34.093092 End time: 2024-09-24 18:45:34.530436
2024-09-24 18:45:35 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:45:35 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:35 INFO tclean::::casa ##########################################
2024-09-24 18:45:35 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:45:35 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 )
2024-09-24 18:45:35 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:45:35 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:45:35 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:45:35 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:35 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:35 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:45:35 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:45:35 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:45:35 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:45:35 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:45:35 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:45:35 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:45:35 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:45:35 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009526
2024-09-24 18:45:35 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:35 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:45:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:45:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:35 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:45:35 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:45:35 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:35 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:45:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:45:35 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:45:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:45:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:45:35 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:45:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:45:35 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:45:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:45:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:45:35 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:45:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:45:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:45:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:45:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:45:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-24 18:45:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:45:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:45:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:45:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:45:36 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:45:36 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:45:36 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:45:36 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:36 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:45:36 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:45:34.557144 End time: 2024-09-24 18:45:36.097742
2024-09-24 18:45:36 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:45:36 INFO tclean::::casa ##########################################
2024-09-24 18:45:36 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:45:36 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:36 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)
2024-09-24 18:45:36 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:45:36 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:45:36 2024******
2024-09-24 18:45:36 INFO ImageFitter::fit+
2024-09-24 18:45:36 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:45:36 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:45:36 INFO ImageFitter::fit+ --- region:
2024-09-24 18:45:36 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:45:36 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:45:36 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:45:36 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:45:36 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:45:36 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:45:36 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:36 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)
2024-09-24 18:45:36 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:45:36 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:45:36 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:45:36 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:45:36 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:45:36 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116872 Jy
2024-09-24 18:45:36 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:45:36 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126486 Jy
2024-09-24 18:45:36 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:36 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:45:36 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:45:36 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:45:36 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec
2024-09-24 18:45:36 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels
2024-09-24 18:45:36 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels
2024-09-24 18:45:36 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:36 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:45:36 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:45:36 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:45:36 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:45:36 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:36 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:45:36 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:45:36 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:45:36 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:45:36 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:45:36 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:45:36 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:45:36 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:45:36 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:36 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:45:36 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:45:36 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:45:36 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:45:36 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:36 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:45:36 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:45:36 INFO imstat::::casa ##########################################
2024-09-24 18:45:36 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:45:36 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 )
2024-09-24 18:45:36 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:45:36 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:45:36 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:45:36 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:45:36 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:36 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)
2024-09-24 18:45:36 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:45:36 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:45:36 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:45:36 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:45:36 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:45:36 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:45:36 INFO imstat:::: Values ---
2024-09-24 18:45:36 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:45:36 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:45:36 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:45:36 INFO imstat:::: -- minimum value [min]: -7.7777e-05 Jy/beam
2024-09-24 18:45:36 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:45:36 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:45:36 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:45:36 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-24 18:45:36 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:45:36 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:45:36 INFO imstat:::: Statistics ---
2024-09-24 18:45:36 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:45:36 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:45:36 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:45:36 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:45:36 INFO imstat:::: -- Median of the pixel values [median]: -1.86705e-05 Jy/beam
2024-09-24 18:45:36 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7361e-05 Jy/beam
2024-09-24 18:45:36 INFO imstat:::: -- IQR [quartile]: 3.56027e-05 Jy/beam
2024-09-24 18:45:36 INFO imstat:::: -- First quartile [q1]: -3.45074e-05 Jy/beam
2024-09-24 18:45:36 INFO imstat:::: -- Third quartile [q3]: 1.09529e-06 Jy/beam
2024-09-24 18:45:36 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:45:36 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:45:36 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:45:36 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:45:36 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:45:36 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:45:36 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777703e-05 4.999996e+00
2024-09-24 18:45:36 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:45:36.133062 End time: 2024-09-24 18:45:36.150389
2024-09-24 18:45:36 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:45:36 INFO imstat::::casa ##########################################
2024-09-24 18:45:36 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:36 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:45:36 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05:00:21.5326 0.110875644rad' )
2024-09-24 18:45:36 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:45:36 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:45:36 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:45:36 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:45:36 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:45:36 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:45:36 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:45:36 INFO MSTransformManager::open Select data
2024-09-24 18:45:36 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:45:36 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05:00:21.5326 0.110875644rad successfully parsed
2024-09-24 18:45:36 INFO phaseshift::::casa Shift phase center
2024-09-24 18:45:37 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:45:36.161625 End time: 2024-09-24 18:45:36.701564
2024-09-24 18:45:37 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:45:37 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:37 INFO tclean::::casa ##########################################
2024-09-24 18:45:37 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:45:37 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 )
2024-09-24 18:45:37 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:45:37 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:45:37 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:45:37 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:37 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:37 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:45:37 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:45:37 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:45:37 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:45:37 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:45:37 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:45:37 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:45:37 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:45:37 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009202
2024-09-24 18:45:37 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:37 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:45:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:45:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:37 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:45:37 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:45:37 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:37 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:45:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:45:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:45:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:45:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:45:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:45:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:45:38 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:45:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:45:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:45:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:45:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:45:38 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:45:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:45:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:45:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-24 18:45:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:45:38 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:45:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:45:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:45:38 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:45:38 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:45:38 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:45:38 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:38 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:45:38 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:45:36.744108 End time: 2024-09-24 18:45:38.208128
2024-09-24 18:45:38 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:45:38 INFO tclean::::casa ##########################################
2024-09-24 18:45:38 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:45:38 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:38 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)
2024-09-24 18:45:38 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:45:38 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:45:38 2024******
2024-09-24 18:45:38 INFO ImageFitter::fit+
2024-09-24 18:45:38 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:45:38 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:45:38 INFO ImageFitter::fit+ --- region:
2024-09-24 18:45:38 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:45:38 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:45:38 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:45:38 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:45:38 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:45:38 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:45:38 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:38 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)
2024-09-24 18:45:38 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:45:38 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:45:38 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:45:38 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:45:38 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:45:38 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy
2024-09-24 18:45:38 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:45:38 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy
2024-09-24 18:45:38 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:38 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:45:38 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:45:38 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:45:38 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec
2024-09-24 18:45:38 INFO ImageFitter::_fitLoop+ --- ra: 128.000012 +/- 0.000127 pixels
2024-09-24 18:45:38 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels
2024-09-24 18:45:38 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:38 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:45:38 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:45:38 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:45:38 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:45:38 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:38 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:45:38 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:45:38 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:45:38 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:45:38 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:45:38 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:45:38 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:45:38 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:45:38 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:38 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:45:38 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:45:38 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:45:38 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:45:38 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:38 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:45:38 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:45:38 INFO imstat::::casa ##########################################
2024-09-24 18:45:38 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:45:38 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 )
2024-09-24 18:45:38 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:45:38 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:45:38 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:45:38 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:45:38 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:38 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)
2024-09-24 18:45:38 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:45:38 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:45:38 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:45:38 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:45:38 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:45:38 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:45:38 INFO imstat:::: Values ---
2024-09-24 18:45:38 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:45:38 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:45:38 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:45:38 INFO imstat:::: -- minimum value [min]: -7.77849e-05 Jy/beam
2024-09-24 18:45:38 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:45:38 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2024-09-24 18:45:38 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:45:38 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz
2024-09-24 18:45:38 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:45:38 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:45:38 INFO imstat:::: Statistics ---
2024-09-24 18:45:38 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:45:38 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:45:38 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:45:38 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:45:38 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam
2024-09-24 18:45:38 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73549e-05 Jy/beam
2024-09-24 18:45:38 INFO imstat:::: -- IQR [quartile]: 3.56016e-05 Jy/beam
2024-09-24 18:45:38 INFO imstat:::: -- First quartile [q1]: -3.45087e-05 Jy/beam
2024-09-24 18:45:38 INFO imstat:::: -- Third quartile [q3]: 1.0929e-06 Jy/beam
2024-09-24 18:45:38 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:45:38 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:45:38 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:45:38 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:45:38 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:45:38 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:45:38 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778491e-05 4.999996e+00
2024-09-24 18:45:38 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:45:38.245949 End time: 2024-09-24 18:45:38.263965
2024-09-24 18:45:38 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:45:38 INFO imstat::::casa ##########################################
2024-09-24 18:45:38 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:38 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:45:38 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 75.089719167deg +006d21m09.7433' )
2024-09-24 18:45:38 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:45:38 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:45:38 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:45:38 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:45:38 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:45:38 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:45:38 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:45:38 INFO MSTransformManager::open Select data
2024-09-24 18:45:38 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:45:38 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 75.089719167deg +006d21m09.7433 successfully parsed
2024-09-24 18:45:38 INFO phaseshift::::casa Shift phase center
2024-09-24 18:45:39 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:45:38.275689 End time: 2024-09-24 18:45:38.701043
2024-09-24 18:45:39 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:45:39 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:39 INFO tclean::::casa ##########################################
2024-09-24 18:45:39 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:45:39 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 )
2024-09-24 18:45:39 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:45:39 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:45:39 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:45:39 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:39 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:39 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:45:39 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:45:39 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:45:39 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:45:39 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:45:39 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:45:39 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:45:39 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:45:39 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009505
2024-09-24 18:45:39 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:39 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:45:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:45:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:39 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:45:39 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:45:39 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:39 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:45:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:45:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:45:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:45:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:45:39 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:45:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:45:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:45:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:45:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:45:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:45:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:45:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:45:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:45:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:45:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-24 18:45:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:45:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:45:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:45:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:45:40 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:45:40 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:45:40 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:45:40 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:40 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:45:40 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:45:38.754359 End time: 2024-09-24 18:45:40.134687
2024-09-24 18:45:40 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:45:40 INFO tclean::::casa ##########################################
2024-09-24 18:45:40 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:45:40 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:40 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)
2024-09-24 18:45:40 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:45:40 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:45:40 2024******
2024-09-24 18:45:40 INFO ImageFitter::fit+
2024-09-24 18:45:40 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:45:40 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:45:40 INFO ImageFitter::fit+ --- region:
2024-09-24 18:45:40 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:45:40 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:45:40 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:45:40 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:45:40 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:45:40 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:45:40 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:40 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)
2024-09-24 18:45:40 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:45:40 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:45:40 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:45:40 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:45:40 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:45:40 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116867 Jy
2024-09-24 18:45:40 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:45:40 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126483 Jy
2024-09-24 18:45:40 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:40 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:45:40 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:45:40 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:45:40 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec
2024-09-24 18:45:40 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels
2024-09-24 18:45:40 INFO ImageFitter::_fitLoop+ --- dec: 127.999996 +/- 0.000097 pixels
2024-09-24 18:45:40 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:40 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:45:40 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:45:40 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:45:40 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:45:40 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:40 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:45:40 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:45:40 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:45:40 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:45:40 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:45:40 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:45:40 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:45:40 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:45:40 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:40 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:45:40 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:45:40 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:45:40 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:45:40 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:40 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:45:40 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:45:40 INFO imstat::::casa ##########################################
2024-09-24 18:45:40 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:45:40 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 )
2024-09-24 18:45:40 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:45:40 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:45:40 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:45:40 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:45:40 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:40 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)
2024-09-24 18:45:40 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:45:40 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:45:40 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:45:40 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:45:40 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:45:40 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:45:40 INFO imstat:::: Values ---
2024-09-24 18:45:40 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:45:40 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:45:40 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:45:40 INFO imstat:::: -- minimum value [min]: -7.77768e-05 Jy/beam
2024-09-24 18:45:40 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:45:40 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:45:40 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:45:40 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-24 18:45:40 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:45:40 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:45:40 INFO imstat:::: Statistics ---
2024-09-24 18:45:40 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:45:40 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:45:40 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:45:40 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:45:40 INFO imstat:::: -- Median of the pixel values [median]: -1.86705e-05 Jy/beam
2024-09-24 18:45:40 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73609e-05 Jy/beam
2024-09-24 18:45:40 INFO imstat:::: -- IQR [quartile]: 3.56013e-05 Jy/beam
2024-09-24 18:45:40 INFO imstat:::: -- First quartile [q1]: -3.4507e-05 Jy/beam
2024-09-24 18:45:40 INFO imstat:::: -- Third quartile [q3]: 1.09435e-06 Jy/beam
2024-09-24 18:45:40 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:45:40 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:45:40 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:45:40 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:45:40 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:45:40 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:45:40 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777678e-05 4.999996e+00
2024-09-24 18:45:40 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:45:40.178337 End time: 2024-09-24 18:45:40.214393
2024-09-24 18:45:40 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:45:40 INFO imstat::::casa ##########################################
2024-09-24 18:45:40 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:40 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:45:40 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 75.089719167deg 00:25:24.6496' )
2024-09-24 18:45:40 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:45:40 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:45:40 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:45:40 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:45:40 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:45:40 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:45:40 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:45:40 INFO MSTransformManager::open Select data
2024-09-24 18:45:40 INFO MSTransformManager::createOutputMSStructure Create output MS structure
NOTE: you provided the Declination/Latitude value "00:25:24.6496" which is understood to be in units of hours.
If you meant degrees, please replace ":" by ".".
2024-09-24 18:45:41 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 75.089719167deg 00:25:24.6496 successfully parsed
2024-09-24 18:45:41 INFO phaseshift::::casa Shift phase center
2024-09-24 18:45:41 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:45:40.236379 End time: 2024-09-24 18:45:40.763376
2024-09-24 18:45:41 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:45:41 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:41 INFO tclean::::casa ##########################################
2024-09-24 18:45:41 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:45:41 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 )
2024-09-24 18:45:41 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:45:41 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:45:41 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:45:41 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:41 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:41 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:45:41 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:45:41 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:45:41 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:45:41 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:45:41 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:45:41 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:45:41 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:45:41 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009279
2024-09-24 18:45:41 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:41 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:45:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:45:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:41 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:45:41 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:45:41 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:45:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:45:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:45:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:45:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:45:42 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:45:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:45:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:45:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:45:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:45:42 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:45:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:45:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:45:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:45:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:45:42 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-24 18:45:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:45:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:45:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:45:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:45:42 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:45:42 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:45:42 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:45:42 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:42 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:45:42 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:45:40.812048 End time: 2024-09-24 18:45:42.249806
2024-09-24 18:45:42 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:45:42 INFO tclean::::casa ##########################################
2024-09-24 18:45:42 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:45:42 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:42 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)
2024-09-24 18:45:42 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:45:42 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:45:42 2024******
2024-09-24 18:45:42 INFO ImageFitter::fit+
2024-09-24 18:45:42 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:45:42 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:45:42 INFO ImageFitter::fit+ --- region:
2024-09-24 18:45:42 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:45:42 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:45:42 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:45:42 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:45:42 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:45:42 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:45:42 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:42 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)
2024-09-24 18:45:42 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:45:42 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:45:42 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:45:42 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:45:42 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:45:42 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116903 Jy
2024-09-24 18:45:42 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:45:42 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126517 Jy
2024-09-24 18:45:42 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:42 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:45:42 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:45:42 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999994 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:45:42 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000038 +/- 0.000777 arcsec
2024-09-24 18:45:42 INFO ImageFitter::_fitLoop+ --- ra: 127.999939 +/- 0.000127 pixels
2024-09-24 18:45:42 INFO ImageFitter::_fitLoop+ --- dec: 127.999957 +/- 0.000097 pixels
2024-09-24 18:45:42 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:42 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:45:42 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:45:42 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:45:42 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:45:42 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:42 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:45:42 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:45:42 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:45:42 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:45:42 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:45:42 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2024-09-24 18:45:42 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:45:42 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:45:42 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:42 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:45:42 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:45:42 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:45:42 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:45:42 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:42 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:45:42 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:45:42 INFO imstat::::casa ##########################################
2024-09-24 18:45:42 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:45:42 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 )
2024-09-24 18:45:42 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:45:42 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:45:42 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:45:42 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:45:42 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:42 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.865, I, 999981612.9Hz to 19:52:21.081, +40.22.53.889, I, 999981612.9Hz)
2024-09-24 18:45:42 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:45:42 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:45:42 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:45:42 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:45:42 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz
2024-09-24 18:45:42 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz
2024-09-24 18:45:42 INFO imstat:::: Values ---
2024-09-24 18:45:42 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:45:42 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:45:42 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:45:42 INFO imstat:::: -- minimum value [min]: -7.78731e-05 Jy/beam
2024-09-24 18:45:42 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:45:42 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:45:42 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:45:42 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-24 18:45:42 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:45:42 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:45:42 INFO imstat:::: Statistics ---
2024-09-24 18:45:42 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:45:42 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:45:42 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:45:42 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:45:42 INFO imstat:::: -- Median of the pixel values [median]: -1.86503e-05 Jy/beam
2024-09-24 18:45:42 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73798e-05 Jy/beam
2024-09-24 18:45:42 INFO imstat:::: -- IQR [quartile]: 3.56966e-05 Jy/beam
2024-09-24 18:45:42 INFO imstat:::: -- First quartile [q1]: -3.45352e-05 Jy/beam
2024-09-24 18:45:42 INFO imstat:::: -- Third quartile [q3]: 1.16146e-06 Jy/beam
2024-09-24 18:45:42 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:45:42 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:45:42 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:45:42 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:45:42 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:45:42 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:45:42 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085647e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.787306e-05 4.999996e+00
2024-09-24 18:45:42 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:45:42.288000 End time: 2024-09-24 18:45:42.305487
2024-09-24 18:45:42 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:45:42 INFO imstat::::casa ##########################################
2024-09-24 18:45:42 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:42 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:45:42 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 75.089719167deg 6.352706472deg' )
2024-09-24 18:45:42 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:45:42 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:45:42 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:45:42 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:45:42 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:45:42 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:45:42 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:45:42 INFO MSTransformManager::open Select data
2024-09-24 18:45:42 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:45:43 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 75.089719167deg 6.352706472deg successfully parsed
2024-09-24 18:45:43 INFO phaseshift::::casa Shift phase center
2024-09-24 18:45:43 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:45:42.317276 End time: 2024-09-24 18:45:42.749330
2024-09-24 18:45:43 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:45:43 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:43 INFO tclean::::casa ##########################################
2024-09-24 18:45:43 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:45:43 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-24 18:45:43 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:45:43 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:45:43 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:45:43 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:43 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:43 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:45:43 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:45:43 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:45:43 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:45:43 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:45:43 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:45:43 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:45:43 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:45:43 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.018852
2024-09-24 18:45:43 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:43 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:45:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:45:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:43 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:45:43 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:45:43 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:45:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:45:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:45:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:45:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:45:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:45:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:45:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:45:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:45:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:45:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:45:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:45:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:45:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:45:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:45:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-24 18:45:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:45:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:45:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:45:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:45:44 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:45:44 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:45:44 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:45:44 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:44 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:45:44 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:45:42.776114 End time: 2024-09-24 18:45:44.334468
2024-09-24 18:45:44 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:45:44 INFO tclean::::casa ##########################################
2024-09-24 18:45:44 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:45:44 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:44 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)
2024-09-24 18:45:44 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:45:44 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:45:44 2024******
2024-09-24 18:45:44 INFO ImageFitter::fit+
2024-09-24 18:45:44 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:45:44 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:45:44 INFO ImageFitter::fit+ --- region:
2024-09-24 18:45:44 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:45:44 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:45:44 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:45:44 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:45:44 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:45:44 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:45:44 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:44 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)
2024-09-24 18:45:44 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:45:44 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:45:44 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:45:44 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:45:44 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:45:44 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.00011687 Jy
2024-09-24 18:45:44 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:45:44 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy
2024-09-24 18:45:44 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:44 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:45:44 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:45:44 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:45:44 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec
2024-09-24 18:45:44 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels
2024-09-24 18:45:44 INFO ImageFitter::_fitLoop+ --- dec: 127.999996 +/- 0.000097 pixels
2024-09-24 18:45:44 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:44 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:45:44 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:45:44 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:45:44 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:45:44 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:44 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:45:44 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:45:44 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:45:44 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:45:44 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:45:44 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:45:44 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:45:44 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:45:44 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:44 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:45:44 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:45:44 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:45:44 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:45:44 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:44 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:45:44 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:45:44 INFO imstat::::casa ##########################################
2024-09-24 18:45:44 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:45:44 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 )
2024-09-24 18:45:44 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:45:44 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:45:44 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:45:44 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:45:44 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:44 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)
2024-09-24 18:45:44 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:45:44 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:45:44 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:45:44 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:45:44 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:45:44 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:45:44 INFO imstat:::: Values ---
2024-09-24 18:45:44 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:45:44 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:45:44 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:45:44 INFO imstat:::: -- minimum value [min]: -7.77771e-05 Jy/beam
2024-09-24 18:45:44 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:45:44 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:45:44 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:45:44 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-24 18:45:44 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:45:44 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:45:44 INFO imstat:::: Statistics ---
2024-09-24 18:45:44 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:45:44 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:45:44 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:45:44 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:45:44 INFO imstat:::: -- Median of the pixel values [median]: -1.86715e-05 Jy/beam
2024-09-24 18:45:44 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73619e-05 Jy/beam
2024-09-24 18:45:44 INFO imstat:::: -- IQR [quartile]: 3.56021e-05 Jy/beam
2024-09-24 18:45:44 INFO imstat:::: -- First quartile [q1]: -3.45061e-05 Jy/beam
2024-09-24 18:45:44 INFO imstat:::: -- Third quartile [q3]: 1.09605e-06 Jy/beam
2024-09-24 18:45:44 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:45:44 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:45:44 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:45:44 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:45:44 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:45:44 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:45:44 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777705e-05 4.999996e+00
2024-09-24 18:45:44 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:45:44.370765 End time: 2024-09-24 18:45:44.388285
2024-09-24 18:45:44 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:45:44 INFO imstat::::casa ##########################################
2024-09-24 18:45:44 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:44 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:45:44 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 75.089719167deg 0.110875644rad' )
2024-09-24 18:45:44 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:45:44 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:45:44 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:45:44 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:45:44 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:45:44 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:45:44 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:45:44 INFO MSTransformManager::open Select data
2024-09-24 18:45:44 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:45:45 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 75.089719167deg 0.110875644rad successfully parsed
2024-09-24 18:45:45 INFO phaseshift::::casa Shift phase center
2024-09-24 18:45:45 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:45:44.399767 End time: 2024-09-24 18:45:44.926173
2024-09-24 18:45:45 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:45:45 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:45 INFO tclean::::casa ##########################################
2024-09-24 18:45:45 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:45:45 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-24 18:45:45 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:45:45 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:45:45 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:45:45 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:45 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:45 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:45:45 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:45:45 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:45:45 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:45:45 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:45:45 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:45:45 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:45:45 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:45:45 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.00945
2024-09-24 18:45:45 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:45 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:45:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:45:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:45 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:45:45 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:45:45 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:45 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:45:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:45:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:45:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:45:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:45:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:45:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:45:46 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:45:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:45:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:45:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:45:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:45:46 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:45:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:45:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:45:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-24 18:45:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:45:46 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:45:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:45:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:45:46 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:45:46 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:45:46 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:45:46 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:46 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:45:47 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:45:44.954921 End time: 2024-09-24 18:45:46.592144
2024-09-24 18:45:47 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:45:47 INFO tclean::::casa ##########################################
2024-09-24 18:45:47 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:45:47 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:47 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)
2024-09-24 18:45:47 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:45:47 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:45:47 2024******
2024-09-24 18:45:47 INFO ImageFitter::fit+
2024-09-24 18:45:47 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:45:47 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:45:47 INFO ImageFitter::fit+ --- region:
2024-09-24 18:45:47 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:45:47 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:45:47 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:45:47 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:45:47 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:45:47 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:45:47 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:47 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)
2024-09-24 18:45:47 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:45:47 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:45:47 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:45:47 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:45:47 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:45:47 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116868 Jy
2024-09-24 18:45:47 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:45:47 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126482 Jy
2024-09-24 18:45:47 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:47 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:45:47 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:45:47 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:45:47 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec
2024-09-24 18:45:47 INFO ImageFitter::_fitLoop+ --- ra: 128.000012 +/- 0.000127 pixels
2024-09-24 18:45:47 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels
2024-09-24 18:45:47 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:47 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:45:47 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:45:47 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:45:47 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:45:47 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:47 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:45:47 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:45:47 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:45:47 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:45:47 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:45:47 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:45:47 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:45:47 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:45:47 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:47 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:45:47 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:45:47 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:45:47 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:45:47 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:47 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:45:47 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:45:47 INFO imstat::::casa ##########################################
2024-09-24 18:45:47 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:45:47 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 )
2024-09-24 18:45:47 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:45:47 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:45:47 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:45:47 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:45:47 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:47 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)
2024-09-24 18:45:47 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:45:47 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:45:47 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:45:47 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:45:47 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:45:47 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:45:47 INFO imstat:::: Values ---
2024-09-24 18:45:47 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:45:47 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:45:47 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:45:47 INFO imstat:::: -- minimum value [min]: -7.77855e-05 Jy/beam
2024-09-24 18:45:47 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:45:47 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2024-09-24 18:45:47 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:45:47 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz
2024-09-24 18:45:47 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:45:47 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:45:47 INFO imstat:::: Statistics ---
2024-09-24 18:45:47 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:45:47 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:45:47 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:45:47 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:45:47 INFO imstat:::: -- Median of the pixel values [median]: -1.86732e-05 Jy/beam
2024-09-24 18:45:47 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73562e-05 Jy/beam
2024-09-24 18:45:47 INFO imstat:::: -- IQR [quartile]: 3.56008e-05 Jy/beam
2024-09-24 18:45:47 INFO imstat:::: -- First quartile [q1]: -3.45107e-05 Jy/beam
2024-09-24 18:45:47 INFO imstat:::: -- Third quartile [q3]: 1.09015e-06 Jy/beam
2024-09-24 18:45:47 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:45:47 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:45:47 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:45:47 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:45:47 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:45:47 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:45:47 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
2024-09-24 18:45:47 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:45:46.652457 End time: 2024-09-24 18:45:46.677199
2024-09-24 18:45:47 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:45:47 INFO imstat::::casa ##########################################
2024-09-24 18:45:47 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:47 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:45:47 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 1.310562834rad +006d21m09.7433' )
2024-09-24 18:45:47 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:45:47 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:45:47 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:45:47 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:45:47 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:45:47 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:45:47 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:45:47 INFO MSTransformManager::open Select data
2024-09-24 18:45:47 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:45:47 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 1.310562834rad +006d21m09.7433 successfully parsed
2024-09-24 18:45:47 INFO phaseshift::::casa Shift phase center
2024-09-24 18:45:47 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:45:46.692502 End time: 2024-09-24 18:45:47.197827
2024-09-24 18:45:47 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:45:47 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:47 INFO tclean::::casa ##########################################
2024-09-24 18:45:47 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:45:47 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-24 18:45:47 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:45:47 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:45:47 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:45:47 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:47 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:47 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:45:47 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:45:47 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:45:47 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:45:47 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:45:47 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:45:47 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:45:48 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:45:48 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.015337
2024-09-24 18:45:48 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:48 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:45:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:45:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:48 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:45:48 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:45:48 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:45:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:45:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:45:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:45:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:45:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:45:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:45:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:45:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:45:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:45:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:45:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:45:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:45:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:45:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:45:49 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-24 18:45:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:45:49 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:45:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:45:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:45:49 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:45:49 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:45:49 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:45:49 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:49 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:45:49 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:45:47.224654 End time: 2024-09-24 18:45:48.960322
2024-09-24 18:45:49 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:45:49 INFO tclean::::casa ##########################################
2024-09-24 18:45:49 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:45:49 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:49 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)
2024-09-24 18:45:49 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:45:49 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:45:49 2024******
2024-09-24 18:45:49 INFO ImageFitter::fit+
2024-09-24 18:45:49 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:45:49 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:45:49 INFO ImageFitter::fit+ --- region:
2024-09-24 18:45:49 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:45:49 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:45:49 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:45:49 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:45:49 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:45:49 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:45:49 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:49 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)
2024-09-24 18:45:49 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:45:49 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:45:49 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:45:49 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:45:49 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:45:49 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116872 Jy
2024-09-24 18:45:49 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:45:49 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy
2024-09-24 18:45:49 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:49 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:45:49 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:45:49 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:45:49 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000006 +/- 0.000777 arcsec
2024-09-24 18:45:49 INFO ImageFitter::_fitLoop+ --- ra: 128.000007 +/- 0.000127 pixels
2024-09-24 18:45:49 INFO ImageFitter::_fitLoop+ --- dec: 127.999994 +/- 0.000097 pixels
2024-09-24 18:45:49 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:49 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:45:49 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:45:49 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:45:49 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:45:49 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:49 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:45:49 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:45:49 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:45:49 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:45:49 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:45:49 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:45:49 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:45:49 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:45:49 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:49 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:45:49 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:45:49 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:45:49 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:45:49 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:49 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:45:49 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:45:49 INFO imstat::::casa ##########################################
2024-09-24 18:45:49 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:45:49 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 )
2024-09-24 18:45:49 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:45:49 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:45:49 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:45:49 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:45:49 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:49 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)
2024-09-24 18:45:49 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:45:49 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:45:49 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:45:49 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:45:49 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:45:49 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:45:49 INFO imstat:::: Values ---
2024-09-24 18:45:49 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:45:49 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:45:49 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:45:49 INFO imstat:::: -- minimum value [min]: -7.77801e-05 Jy/beam
2024-09-24 18:45:49 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:45:49 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:45:49 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:45:49 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-24 18:45:49 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:45:49 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:45:49 INFO imstat:::: Statistics ---
2024-09-24 18:45:49 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:45:49 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:45:49 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:45:49 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:45:49 INFO imstat:::: -- Median of the pixel values [median]: -1.86669e-05 Jy/beam
2024-09-24 18:45:49 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73635e-05 Jy/beam
2024-09-24 18:45:49 INFO imstat:::: -- IQR [quartile]: 3.56081e-05 Jy/beam
2024-09-24 18:45:49 INFO imstat:::: -- First quartile [q1]: -3.45085e-05 Jy/beam
2024-09-24 18:45:49 INFO imstat:::: -- Third quartile [q3]: 1.09959e-06 Jy/beam
2024-09-24 18:45:49 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:45:49 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:45:49 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:45:49 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:45:49 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:45:49 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:45:49 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
2024-09-24 18:45:49 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:45:48.995412 End time: 2024-09-24 18:45:49.012896
2024-09-24 18:45:49 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:45:49 INFO imstat::::casa ##########################################
2024-09-24 18:45:49 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:49 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:45:49 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 1.310562834rad 00:25:24.6496' )
2024-09-24 18:45:49 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:45:49 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:45:49 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:45:49 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:45:49 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:45:49 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:45:49 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:45:49 INFO MSTransformManager::open Select data
2024-09-24 18:45:49 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 ".".
2024-09-24 18:45:49 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 1.310562834rad 00:25:24.6496 successfully parsed
2024-09-24 18:45:49 INFO phaseshift::::casa Shift phase center
2024-09-24 18:45:50 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:45:49.024738 End time: 2024-09-24 18:45:49.530342
2024-09-24 18:45:50 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:45:50 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:50 INFO tclean::::casa ##########################################
2024-09-24 18:45:50 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:45:50 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 )
2024-09-24 18:45:50 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:45:50 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:45:50 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:45:50 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:50 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:50 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:45:50 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:45:50 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:45:50 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:45:50 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:45:50 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:45:50 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:45:50 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:45:50 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.017036
2024-09-24 18:45:50 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:50 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:45:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:45:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:50 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:45:50 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:45:50 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:45:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:45:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:45:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:45:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:45:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:45:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:45:51 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:45:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:45:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:45:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:45:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:45:51 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:45:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:45:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:45:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-24 18:45:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:45:51 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:45:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:45:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:45:51 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:45:51 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:45:51 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:45:51 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:51 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:45:51 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:45:49.556930 End time: 2024-09-24 18:45:51.302231
2024-09-24 18:45:51 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:45:51 INFO tclean::::casa ##########################################
2024-09-24 18:45:51 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:45:51 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:51 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)
2024-09-24 18:45:51 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:45:51 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:45:51 2024******
2024-09-24 18:45:51 INFO ImageFitter::fit+
2024-09-24 18:45:51 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:45:51 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:45:51 INFO ImageFitter::fit+ --- region:
2024-09-24 18:45:51 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:45:51 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:45:51 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:45:51 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:45:51 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:45:51 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:45:51 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:51 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)
2024-09-24 18:45:51 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:45:51 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:45:51 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:45:51 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:45:51 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:45:51 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116905 Jy
2024-09-24 18:45:51 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:45:51 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012652 Jy
2024-09-24 18:45:51 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:51 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:45:51 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:45:51 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999994 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:45:51 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000041 +/- 0.000777 arcsec
2024-09-24 18:45:51 INFO ImageFitter::_fitLoop+ --- ra: 127.999941 +/- 0.000127 pixels
2024-09-24 18:45:51 INFO ImageFitter::_fitLoop+ --- dec: 127.999954 +/- 0.000097 pixels
2024-09-24 18:45:51 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:51 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:45:51 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:45:51 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:45:51 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:45:51 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:51 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:45:51 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:45:51 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:45:51 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:45:51 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:45:51 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2024-09-24 18:45:51 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:45:51 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:45:51 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:51 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:45:51 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:45:51 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:45:51 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:45:51 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:51 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:45:51 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:45:51 INFO imstat::::casa ##########################################
2024-09-24 18:45:51 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:45:51 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 )
2024-09-24 18:45:51 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:45:51 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:45:51 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:45:51 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:45:51 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:51 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)
2024-09-24 18:45:51 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:45:51 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:45:51 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:45:51 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:45:51 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz
2024-09-24 18:45:51 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz
2024-09-24 18:45:51 INFO imstat:::: Values ---
2024-09-24 18:45:51 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:45:51 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:45:51 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:45:51 INFO imstat:::: -- minimum value [min]: -7.78774e-05 Jy/beam
2024-09-24 18:45:51 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:45:51 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:45:51 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:45:51 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-24 18:45:51 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:45:51 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:45:51 INFO imstat:::: Statistics ---
2024-09-24 18:45:51 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:45:51 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:45:51 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:45:51 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:45:51 INFO imstat:::: -- Median of the pixel values [median]: -1.86532e-05 Jy/beam
2024-09-24 18:45:51 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73779e-05 Jy/beam
2024-09-24 18:45:51 INFO imstat:::: -- IQR [quartile]: 3.5701e-05 Jy/beam
2024-09-24 18:45:51 INFO imstat:::: -- First quartile [q1]: -3.45356e-05 Jy/beam
2024-09-24 18:45:51 INFO imstat:::: -- Third quartile [q3]: 1.16544e-06 Jy/beam
2024-09-24 18:45:51 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:45:51 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:45:51 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:45:51 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:45:51 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:45:51 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:45:51 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
2024-09-24 18:45:51 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:45:51.367597 End time: 2024-09-24 18:45:51.394322
2024-09-24 18:45:51 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:45:51 INFO imstat::::casa ##########################################
2024-09-24 18:45:51 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:51 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:45:51 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 1.310562834rad 6.352706472deg' )
2024-09-24 18:45:51 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:45:51 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:45:51 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:45:51 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:45:51 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:45:51 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:45:51 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:45:51 INFO MSTransformManager::open Select data
2024-09-24 18:45:51 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:45:52 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 1.310562834rad 6.352706472deg successfully parsed
2024-09-24 18:45:52 INFO phaseshift::::casa Shift phase center
2024-09-24 18:45:52 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:45:51.410718 End time: 2024-09-24 18:45:51.870895
2024-09-24 18:45:52 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:45:52 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:52 INFO tclean::::casa ##########################################
2024-09-24 18:45:52 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:45:52 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 )
2024-09-24 18:45:52 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:45:52 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:45:52 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:45:52 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:52 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:52 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:45:52 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:45:52 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:45:52 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:45:52 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:45:52 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:45:52 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:45:52 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:45:52 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009483
2024-09-24 18:45:52 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:52 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:45:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:45:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:52 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:45:52 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:45:52 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:52 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:45:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:45:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:45:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:45:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:45:53 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:45:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:45:53 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:45:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:45:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:45:53 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:45:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:45:53 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:45:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:45:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:45:53 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-24 18:45:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:45:53 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:45:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:45:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:45:53 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:45:53 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:45:53 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:45:53 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:53 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:45:54 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:45:51.898878 End time: 2024-09-24 18:45:53.541778
2024-09-24 18:45:54 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:45:54 INFO tclean::::casa ##########################################
2024-09-24 18:45:54 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:45:54 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:54 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)
2024-09-24 18:45:54 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:45:54 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:45:54 2024******
2024-09-24 18:45:54 INFO ImageFitter::fit+
2024-09-24 18:45:54 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:45:54 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:45:54 INFO ImageFitter::fit+ --- region:
2024-09-24 18:45:54 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:45:54 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:45:54 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:45:54 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:45:54 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:45:54 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:45:54 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:54 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)
2024-09-24 18:45:54 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:45:54 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:45:54 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:45:54 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:45:54 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:45:54 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116868 Jy
2024-09-24 18:45:54 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:45:54 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy
2024-09-24 18:45:54 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:54 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:45:54 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:45:54 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:45:54 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000006 +/- 0.000777 arcsec
2024-09-24 18:45:54 INFO ImageFitter::_fitLoop+ --- ra: 128.000007 +/- 0.000127 pixels
2024-09-24 18:45:54 INFO ImageFitter::_fitLoop+ --- dec: 127.999994 +/- 0.000097 pixels
2024-09-24 18:45:54 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:54 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:45:54 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:45:54 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:45:54 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:45:54 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:54 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:45:54 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:45:54 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:45:54 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:45:54 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:45:54 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:45:54 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:45:54 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:45:54 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:54 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:45:54 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:45:54 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:45:54 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:45:54 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:54 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:45:54 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:45:54 INFO imstat::::casa ##########################################
2024-09-24 18:45:54 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:45:54 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 )
2024-09-24 18:45:54 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:45:54 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:45:54 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:45:54 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:45:54 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:54 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)
2024-09-24 18:45:54 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:45:54 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:45:54 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:45:54 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:45:54 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:45:54 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:45:54 INFO imstat:::: Values ---
2024-09-24 18:45:54 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:45:54 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:45:54 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:45:54 INFO imstat:::: -- minimum value [min]: -7.77798e-05 Jy/beam
2024-09-24 18:45:54 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:45:54 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:45:54 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:45:54 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-24 18:45:54 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:45:54 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:45:54 INFO imstat:::: Statistics ---
2024-09-24 18:45:54 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:45:54 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:45:54 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:45:54 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:45:54 INFO imstat:::: -- Median of the pixel values [median]: -1.86675e-05 Jy/beam
2024-09-24 18:45:54 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73645e-05 Jy/beam
2024-09-24 18:45:54 INFO imstat:::: -- IQR [quartile]: 3.56077e-05 Jy/beam
2024-09-24 18:45:54 INFO imstat:::: -- First quartile [q1]: -3.45073e-05 Jy/beam
2024-09-24 18:45:54 INFO imstat:::: -- Third quartile [q3]: 1.1004e-06 Jy/beam
2024-09-24 18:45:54 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:45:54 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:45:54 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:45:54 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:45:54 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:45:54 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:45:54 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
2024-09-24 18:45:54 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:45:53.588198 End time: 2024-09-24 18:45:53.606270
2024-09-24 18:45:54 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:45:54 INFO imstat::::casa ##########################################
2024-09-24 18:45:54 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:54 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:45:54 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 1.310562834rad 0.110875644rad' )
2024-09-24 18:45:54 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:45:54 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:45:54 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:45:54 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:45:54 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:45:54 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:45:54 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:45:54 INFO MSTransformManager::open Select data
2024-09-24 18:45:54 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:45:54 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 1.310562834rad 0.110875644rad successfully parsed
2024-09-24 18:45:54 INFO phaseshift::::casa Shift phase center
2024-09-24 18:45:54 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:45:53.618622 End time: 2024-09-24 18:45:54.106110
2024-09-24 18:45:54 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:45:54 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:54 INFO tclean::::casa ##########################################
2024-09-24 18:45:54 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:45:54 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 )
2024-09-24 18:45:54 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:45:54 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:45:54 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:45:54 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:54 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:54 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:45:54 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:45:54 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:45:54 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:45:54 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:45:54 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:45:54 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:45:54 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:45:54 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009284
2024-09-24 18:45:54 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:54 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:45:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:45:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:55 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:45:55 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:45:55 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:55 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:45:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:45:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:45:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:45:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:45:55 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:45:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:45:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:45:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:45:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:45:55 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:45:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:45:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:45:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:45:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:45:55 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-24 18:45:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:45:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:45:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:45:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:45:55 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:45:55 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:45:55 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:45:55 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:55 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:45:55 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:45:54.134956 End time: 2024-09-24 18:45:55.472719
2024-09-24 18:45:55 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:45:55 INFO tclean::::casa ##########################################
2024-09-24 18:45:55 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:45:55 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:55 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)
2024-09-24 18:45:55 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:45:55 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:45:55 2024******
2024-09-24 18:45:55 INFO ImageFitter::fit+
2024-09-24 18:45:55 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:45:55 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:45:55 INFO ImageFitter::fit+ --- region:
2024-09-24 18:45:55 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:45:55 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:45:55 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:45:55 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:45:55 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:45:55 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:45:55 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:55 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)
2024-09-24 18:45:55 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:45:56 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:45:56 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:45:56 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:45:56 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:45:56 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy
2024-09-24 18:45:56 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:45:56 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126484 Jy
2024-09-24 18:45:56 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:56 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:45:56 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:45:56 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:45:56 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000002 +/- 0.000777 arcsec
2024-09-24 18:45:56 INFO ImageFitter::_fitLoop+ --- ra: 128.000014 +/- 0.000127 pixels
2024-09-24 18:45:56 INFO ImageFitter::_fitLoop+ --- dec: 127.999998 +/- 0.000097 pixels
2024-09-24 18:45:56 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:56 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:45:56 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:45:56 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:45:56 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:45:56 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:56 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:45:56 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:45:56 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:45:56 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:45:56 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:45:56 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:45:56 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:45:56 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:45:56 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:56 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:45:56 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:45:56 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:45:56 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:45:56 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:56 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:45:56 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:45:56 INFO imstat::::casa ##########################################
2024-09-24 18:45:56 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:45:56 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 )
2024-09-24 18:45:56 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:45:56 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:45:56 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:45:56 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:45:56 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:56 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)
2024-09-24 18:45:56 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:45:56 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:45:56 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:45:56 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:45:56 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:45:56 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:45:56 INFO imstat:::: Values ---
2024-09-24 18:45:56 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:45:56 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:45:56 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:45:56 INFO imstat:::: -- minimum value [min]: -7.77816e-05 Jy/beam
2024-09-24 18:45:56 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:45:56 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2024-09-24 18:45:56 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:45:56 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz
2024-09-24 18:45:56 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:45:56 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:45:56 INFO imstat:::: Statistics ---
2024-09-24 18:45:56 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:45:56 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:45:56 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:45:56 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:45:56 INFO imstat:::: -- Median of the pixel values [median]: -1.8676e-05 Jy/beam
2024-09-24 18:45:56 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73584e-05 Jy/beam
2024-09-24 18:45:56 INFO imstat:::: -- IQR [quartile]: 3.56038e-05 Jy/beam
2024-09-24 18:45:56 INFO imstat:::: -- First quartile [q1]: -3.45104e-05 Jy/beam
2024-09-24 18:45:56 INFO imstat:::: -- Third quartile [q3]: 1.09331e-06 Jy/beam
2024-09-24 18:45:56 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:45:56 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:45:56 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:45:56 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:45:56 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:45:56 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:45:56 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
2024-09-24 18:45:56 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:45:55.508948 End time: 2024-09-24 18:45:55.526463
2024-09-24 18:45:56 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:45:56 INFO imstat::::casa ##########################################
2024-09-24 18:45:56 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:56 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:45:56 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19h52m05.65239 39d58m05.8512' )
2024-09-24 18:45:56 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:45:56 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:45:56 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:45:56 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:45:56 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:45:56 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:45:56 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:45:56 INFO MSTransformManager::open Select data
2024-09-24 18:45:56 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:45:56 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19h52m05.65239 39d58m05.8512 successfully parsed
2024-09-24 18:45:56 INFO phaseshift::::casa Shift phase center
2024-09-24 18:45:56 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:45:55.538971 End time: 2024-09-24 18:45:56.070481
2024-09-24 18:45:56 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:45:56 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:56 INFO tclean::::casa ##########################################
2024-09-24 18:45:56 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:45:56 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-24 18:45:56 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:45:56 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:45:56 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:45:56 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:56 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:56 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:45:56 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:45:56 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:45:56 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:45:56 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:45:56 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:45:56 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:45:56 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:45:56 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009417
2024-09-24 18:45:56 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:56 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:45:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:45:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:57 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:45:57 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:45:57 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:45:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:45:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:45:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:45:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:45:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:45:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:45:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:45:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:45:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:45:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:45:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:45:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:45:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:45:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:45:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-24 18:45:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:45:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:45:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:45:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:45:57 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:45:57 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:45:57 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:45:57 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:57 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:45:57 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:45:56.104205 End time: 2024-09-24 18:45:57.480493
2024-09-24 18:45:57 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:45:57 INFO tclean::::casa ##########################################
2024-09-24 18:45:57 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:45:57 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:57 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)
2024-09-24 18:45:57 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:45:57 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:45:57 2024******
2024-09-24 18:45:57 INFO ImageFitter::fit+
2024-09-24 18:45:57 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:45:57 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:45:57 INFO ImageFitter::fit+ --- region:
2024-09-24 18:45:57 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:45:57 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:45:57 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:45:57 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:45:57 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:45:58 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:45:58 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:58 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)
2024-09-24 18:45:58 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:45:58 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:45:58 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:45:58 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:45:58 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:45:58 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy
2024-09-24 18:45:58 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:45:58 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy
2024-09-24 18:45:58 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:58 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:45:58 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:45:58 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:45:58 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec
2024-09-24 18:45:58 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels
2024-09-24 18:45:58 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels
2024-09-24 18:45:58 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:58 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:45:58 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:45:58 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:45:58 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:45:58 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:58 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:45:58 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:45:58 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:45:58 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:45:58 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:45:58 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:45:58 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:45:58 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:45:58 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:58 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:45:58 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:45:58 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:45:58 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:45:58 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:58 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:45:58 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:45:58 INFO imstat::::casa ##########################################
2024-09-24 18:45:58 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:45:58 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 )
2024-09-24 18:45:58 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:45:58 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:45:58 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:45:58 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:45:58 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:58 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)
2024-09-24 18:45:58 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:45:58 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:45:58 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:45:58 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:45:58 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:45:58 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:45:58 INFO imstat:::: Values ---
2024-09-24 18:45:58 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:45:58 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:45:58 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:45:58 INFO imstat:::: -- minimum value [min]: -7.77826e-05 Jy/beam
2024-09-24 18:45:58 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:45:58 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:45:58 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:45:58 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-24 18:45:58 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:45:58 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:45:58 INFO imstat:::: Statistics ---
2024-09-24 18:45:58 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:45:58 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:45:58 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:45:58 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:45:58 INFO imstat:::: -- Median of the pixel values [median]: -1.86649e-05 Jy/beam
2024-09-24 18:45:58 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73604e-05 Jy/beam
2024-09-24 18:45:58 INFO imstat:::: -- IQR [quartile]: 3.56026e-05 Jy/beam
2024-09-24 18:45:58 INFO imstat:::: -- First quartile [q1]: -3.45067e-05 Jy/beam
2024-09-24 18:45:58 INFO imstat:::: -- Third quartile [q3]: 1.09593e-06 Jy/beam
2024-09-24 18:45:58 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:45:58 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:45:58 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:45:58 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:45:58 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:45:58 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:45:58 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
2024-09-24 18:45:58 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:45:57.516897 End time: 2024-09-24 18:45:57.534718
2024-09-24 18:45:58 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:45:58 INFO imstat::::casa ##########################################
2024-09-24 18:45:58 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:58 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:45:58 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19h52m05.65239 02:39:52.3901' )
2024-09-24 18:45:58 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:45:58 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:45:58 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:45:58 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:45:58 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:45:58 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:45:58 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:45:58 INFO MSTransformManager::open Select data
2024-09-24 18:45:58 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 ".".
2024-09-24 18:45:58 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19h52m05.65239 02:39:52.3901 successfully parsed
2024-09-24 18:45:58 INFO phaseshift::::casa Shift phase center
2024-09-24 18:45:58 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:45:57.546439 End time: 2024-09-24 18:45:58.041319
2024-09-24 18:45:58 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:45:58 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:58 INFO tclean::::casa ##########################################
2024-09-24 18:45:58 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:45:58 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 )
2024-09-24 18:45:58 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:45:58 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:45:58 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:45:58 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:58 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:45:58 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:45:58 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:45:58 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:45:58 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:45:58 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:45:58 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:45:58 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:45:58 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:45:58 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.00924
2024-09-24 18:45:58 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:58 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:45:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:45:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:59 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:45:59 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:45:59 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:45:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:45:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:45:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:45:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:45:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:45:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:45:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:45:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:45:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:45:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:45:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:45:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:45:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:45:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:45:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:45:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:45:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-24 18:45:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:45:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:45:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:45:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:45:59 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:45:59 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:45:59 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:45:59 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:45:59 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:45:59 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:45:58.068187 End time: 2024-09-24 18:45:59.354698
2024-09-24 18:45:59 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:45:59 INFO tclean::::casa ##########################################
2024-09-24 18:45:59 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:45:59 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:59 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)
2024-09-24 18:45:59 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:45:59 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:45:59 2024******
2024-09-24 18:45:59 INFO ImageFitter::fit+
2024-09-24 18:45:59 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:45:59 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:45:59 INFO ImageFitter::fit+ --- region:
2024-09-24 18:45:59 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:45:59 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:45:59 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:45:59 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:45:59 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:45:59 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:45:59 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:59 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)
2024-09-24 18:45:59 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:45:59 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:45:59 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:45:59 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:45:59 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:45:59 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.00011688 Jy
2024-09-24 18:45:59 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:45:59 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126496 Jy
2024-09-24 18:45:59 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:59 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:45:59 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:45:59 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:45:59 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000034 +/- 0.000777 arcsec
2024-09-24 18:45:59 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels
2024-09-24 18:45:59 INFO ImageFitter::_fitLoop+ --- dec: 127.999963 +/- 0.000097 pixels
2024-09-24 18:45:59 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:59 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:45:59 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:45:59 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:45:59 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:45:59 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:59 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:45:59 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:45:59 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:45:59 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:45:59 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:45:59 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2024-09-24 18:45:59 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:45:59 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:45:59 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:59 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:45:59 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:45:59 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:45:59 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:45:59 INFO ImageFitter::_fitLoop+
2024-09-24 18:45:59 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:45:59 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:45:59 INFO imstat::::casa ##########################################
2024-09-24 18:45:59 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:45:59 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 )
2024-09-24 18:45:59 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:45:59 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:45:59 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:45:59 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:45:59 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:45:59 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)
2024-09-24 18:45:59 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:45:59 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:45:59 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:45:59 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:45:59 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz
2024-09-24 18:45:59 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz
2024-09-24 18:45:59 INFO imstat:::: Values ---
2024-09-24 18:45:59 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:45:59 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:45:59 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:45:59 INFO imstat:::: -- minimum value [min]: -7.78225e-05 Jy/beam
2024-09-24 18:45:59 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:45:59 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:45:59 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:45:59 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-24 18:45:59 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:45:59 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:45:59 INFO imstat:::: Statistics ---
2024-09-24 18:45:59 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:45:59 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:45:59 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:45:59 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:45:59 INFO imstat:::: -- Median of the pixel values [median]: -1.86781e-05 Jy/beam
2024-09-24 18:45:59 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73751e-05 Jy/beam
2024-09-24 18:45:59 INFO imstat:::: -- IQR [quartile]: 3.56365e-05 Jy/beam
2024-09-24 18:45:59 INFO imstat:::: -- First quartile [q1]: -3.45278e-05 Jy/beam
2024-09-24 18:45:59 INFO imstat:::: -- Third quartile [q3]: 1.10869e-06 Jy/beam
2024-09-24 18:45:59 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:45:59 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:45:59 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:45:59 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:45:59 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:45:59 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:45:59 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
2024-09-24 18:45:59 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:45:59.390275 End time: 2024-09-24 18:45:59.407874
2024-09-24 18:45:59 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:45:59 INFO imstat::::casa ##########################################
2024-09-24 18:45:59 INFO phaseshift::::casa ##########################################
2024-09-24 18:45:59 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:45:59 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19h52m05.65239 39.968292000deg' )
2024-09-24 18:45:59 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:45:59 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:45:59 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:45:59 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:45:59 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:45:59 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:45:59 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:45:59 INFO MSTransformManager::open Select data
2024-09-24 18:45:59 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:46:00 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19h52m05.65239 39.968292000deg successfully parsed
2024-09-24 18:46:00 INFO phaseshift::::casa Shift phase center
2024-09-24 18:46:00 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:45:59.419477 End time: 2024-09-24 18:45:59.877546
2024-09-24 18:46:00 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:46:00 INFO phaseshift::::casa ##########################################
2024-09-24 18:46:00 INFO tclean::::casa ##########################################
2024-09-24 18:46:00 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:46:00 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 )
2024-09-24 18:46:00 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:46:00 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:46:00 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:46:00 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:46:00 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:46:00 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:46:00 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:46:00 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:46:00 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:46:00 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:46:00 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:46:00 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:46:00 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:46:00 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009325
2024-09-24 18:46:00 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:46:00 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:46:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:46:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:46:00 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:46:00 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:46:00 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:46:00 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:46:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:46:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:46:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:46:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:46:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:46:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:46:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:46:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:46:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:46:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:46:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:46:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:46:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:46:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:46:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-24 18:46:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:46:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:46:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:46:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:46:01 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:46:01 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:46:01 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:46:01 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:46:01 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:46:01 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:45:59.928890 End time: 2024-09-24 18:46:01.480392
2024-09-24 18:46:01 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:46:01 INFO tclean::::casa ##########################################
2024-09-24 18:46:01 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:46:01 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:01 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)
2024-09-24 18:46:01 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:46:01 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:46:01 2024******
2024-09-24 18:46:01 INFO ImageFitter::fit+
2024-09-24 18:46:01 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:46:01 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:46:01 INFO ImageFitter::fit+ --- region:
2024-09-24 18:46:01 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:46:01 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:46:01 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:46:01 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:46:01 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:46:02 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:46:02 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:02 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)
2024-09-24 18:46:02 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:46:02 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:46:02 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:46:02 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:46:02 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:46:02 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy
2024-09-24 18:46:02 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:46:02 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy
2024-09-24 18:46:02 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:02 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:46:02 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:46:02 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:46:02 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec
2024-09-24 18:46:02 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels
2024-09-24 18:46:02 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels
2024-09-24 18:46:02 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:02 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:46:02 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:46:02 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:46:02 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:46:02 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:02 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:46:02 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:46:02 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:46:02 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:46:02 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:46:02 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:46:02 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:46:02 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:46:02 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:02 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:46:02 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:46:02 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:46:02 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:46:02 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:02 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:46:02 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:46:02 INFO imstat::::casa ##########################################
2024-09-24 18:46:02 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:46:02 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 )
2024-09-24 18:46:02 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:46:02 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:46:02 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:46:02 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:46:02 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:02 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)
2024-09-24 18:46:02 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:46:02 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:46:02 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:46:02 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:46:02 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:46:02 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:46:02 INFO imstat:::: Values ---
2024-09-24 18:46:02 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:46:02 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:46:02 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:46:02 INFO imstat:::: -- minimum value [min]: -7.77826e-05 Jy/beam
2024-09-24 18:46:02 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:46:02 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:46:02 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:46:02 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-24 18:46:02 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:46:02 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:46:02 INFO imstat:::: Statistics ---
2024-09-24 18:46:02 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:46:02 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:46:02 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:46:02 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:46:02 INFO imstat:::: -- Median of the pixel values [median]: -1.86649e-05 Jy/beam
2024-09-24 18:46:02 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73604e-05 Jy/beam
2024-09-24 18:46:02 INFO imstat:::: -- IQR [quartile]: 3.56026e-05 Jy/beam
2024-09-24 18:46:02 INFO imstat:::: -- First quartile [q1]: -3.45067e-05 Jy/beam
2024-09-24 18:46:02 INFO imstat:::: -- Third quartile [q3]: 1.09593e-06 Jy/beam
2024-09-24 18:46:02 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:46:02 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:46:02 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:46:02 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:46:02 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:46:02 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:46:02 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
2024-09-24 18:46:02 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:46:01.519596 End time: 2024-09-24 18:46:01.552659
2024-09-24 18:46:02 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:46:02 INFO imstat::::casa ##########################################
2024-09-24 18:46:02 INFO phaseshift::::casa ##########################################
2024-09-24 18:46:02 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:46:02 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19h52m05.65239 0.697578292rad' )
2024-09-24 18:46:02 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:46:02 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:46:02 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:46:02 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:46:02 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:46:02 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:46:02 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:46:02 INFO MSTransformManager::open Select data
2024-09-24 18:46:02 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:46:02 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19h52m05.65239 0.697578292rad successfully parsed
2024-09-24 18:46:02 INFO phaseshift::::casa Shift phase center
2024-09-24 18:46:02 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:46:01.577687 End time: 2024-09-24 18:46:02.151390
2024-09-24 18:46:02 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:46:02 INFO phaseshift::::casa ##########################################
2024-09-24 18:46:02 INFO tclean::::casa ##########################################
2024-09-24 18:46:02 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:46:02 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-24 18:46:02 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:46:02 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:46:02 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:46:02 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:46:02 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:46:02 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:46:02 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:46:02 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:46:02 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:46:02 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:46:02 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:46:02 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:46:03 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:46:03 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.00934
2024-09-24 18:46:03 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:46:03 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:46:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:46:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:46:03 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:46:03 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:46:03 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:46:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:46:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:46:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:46:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:46:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:46:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:46:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:46:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:46:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:46:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:46:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:46:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:46:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:46:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:46:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:46:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-24 18:46:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:46:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:46:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:46:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:46:04 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:46:04 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:46:04 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:46:04 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:46:04 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:46:04 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:46:02.202191 End time: 2024-09-24 18:46:03.766441
2024-09-24 18:46:04 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:46:04 INFO tclean::::casa ##########################################
2024-09-24 18:46:04 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:46:04 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:04 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)
2024-09-24 18:46:04 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:46:04 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:46:04 2024******
2024-09-24 18:46:04 INFO ImageFitter::fit+
2024-09-24 18:46:04 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:46:04 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:46:04 INFO ImageFitter::fit+ --- region:
2024-09-24 18:46:04 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:46:04 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:46:04 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:46:04 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:46:04 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:46:04 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:46:04 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:04 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)
2024-09-24 18:46:04 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:46:04 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:46:04 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:46:04 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:46:04 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:46:04 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy
2024-09-24 18:46:04 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:46:04 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy
2024-09-24 18:46:04 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:04 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:46:04 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:46:04 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:46:04 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000008 +/- 0.000777 arcsec
2024-09-24 18:46:04 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels
2024-09-24 18:46:04 INFO ImageFitter::_fitLoop+ --- dec: 127.999992 +/- 0.000097 pixels
2024-09-24 18:46:04 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:04 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:46:04 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:46:04 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:46:04 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:46:04 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:04 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:46:04 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:46:04 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:46:04 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:46:04 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:46:04 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:46:04 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:46:04 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:46:04 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:04 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:46:04 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:46:04 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:46:04 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:46:04 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:04 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:46:04 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:46:04 INFO imstat::::casa ##########################################
2024-09-24 18:46:04 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:46:04 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 )
2024-09-24 18:46:04 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:46:04 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:46:04 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:46:04 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:46:04 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:04 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)
2024-09-24 18:46:04 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:46:04 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:46:04 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:46:04 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:46:04 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:46:04 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:46:04 INFO imstat:::: Values ---
2024-09-24 18:46:04 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:46:04 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:46:04 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:46:04 INFO imstat:::: -- minimum value [min]: -7.7789e-05 Jy/beam
2024-09-24 18:46:04 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:46:04 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:46:04 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:46:04 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-24 18:46:04 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:46:04 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:46:04 INFO imstat:::: Statistics ---
2024-09-24 18:46:04 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:46:04 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:46:04 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:46:04 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:46:04 INFO imstat:::: -- Median of the pixel values [median]: -1.86647e-05 Jy/beam
2024-09-24 18:46:04 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73649e-05 Jy/beam
2024-09-24 18:46:04 INFO imstat:::: -- IQR [quartile]: 3.56182e-05 Jy/beam
2024-09-24 18:46:04 INFO imstat:::: -- First quartile [q1]: -3.45079e-05 Jy/beam
2024-09-24 18:46:04 INFO imstat:::: -- Third quartile [q3]: 1.11022e-06 Jy/beam
2024-09-24 18:46:04 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:46:04 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:46:04 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:46:04 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:46:04 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:46:04 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:46:04 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778897e-05 4.999996e+00
2024-09-24 18:46:04 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:46:03.824000 End time: 2024-09-24 18:46:03.847605
2024-09-24 18:46:04 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:46:04 INFO imstat::::casa ##########################################
2024-09-24 18:46:04 INFO phaseshift::::casa ##########################################
2024-09-24 18:46:04 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:46:04 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19:52:05.6524 39d58m05.8512' )
2024-09-24 18:46:04 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:46:04 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:46:04 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:46:04 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:46:04 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:46:04 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:46:04 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:46:04 INFO MSTransformManager::open Select data
2024-09-24 18:46:04 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:46:04 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19:52:05.6524 39d58m05.8512 successfully parsed
2024-09-24 18:46:04 INFO phaseshift::::casa Shift phase center
2024-09-24 18:46:04 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:46:03.862306 End time: 2024-09-24 18:46:04.397502
2024-09-24 18:46:04 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:46:04 INFO phaseshift::::casa ##########################################
2024-09-24 18:46:04 INFO tclean::::casa ##########################################
2024-09-24 18:46:04 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:46:04 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-24 18:46:04 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:46:04 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:46:04 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:46:05 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:46:05 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:46:05 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:46:05 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:46:05 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:46:05 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:46:05 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:46:05 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:46:05 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:46:05 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:46:05 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.013078
2024-09-24 18:46:05 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:46:05 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:46:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:46:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:46:05 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:46:05 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:46:05 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:46:05 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:46:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:46:05 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:46:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:46:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:46:05 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:46:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:46:05 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:46:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:46:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:46:06 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:46:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:46:06 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:46:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:46:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:46:06 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-24 18:46:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:46:06 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:46:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:46:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:46:06 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:46:06 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:46:06 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:46:06 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:46:06 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:46:06 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:46:04.428677 End time: 2024-09-24 18:46:06.296825
2024-09-24 18:46:06 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:46:06 INFO tclean::::casa ##########################################
2024-09-24 18:46:06 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:46:06 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:06 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-24 18:46:06 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:46:06 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:46:06 2024******
2024-09-24 18:46:06 INFO ImageFitter::fit+
2024-09-24 18:46:06 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:46:06 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:46:06 INFO ImageFitter::fit+ --- region:
2024-09-24 18:46:06 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:46:06 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:46:06 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:46:06 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:46:06 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:46:06 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:46:06 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:06 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-24 18:46:06 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:46:06 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:46:06 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:46:06 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:46:06 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:46:06 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy
2024-09-24 18:46:06 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:46:06 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy
2024-09-24 18:46:06 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:06 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:46:06 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:46:06 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:46:06 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec
2024-09-24 18:46:06 INFO ImageFitter::_fitLoop+ --- ra: 128.000009 +/- 0.000127 pixels
2024-09-24 18:46:06 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels
2024-09-24 18:46:06 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:06 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:46:06 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:46:06 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:46:06 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:46:06 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:06 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:46:06 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:46:06 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:46:06 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:46:06 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:46:06 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:46:06 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:46:06 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:46:06 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:06 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:46:06 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:46:06 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:46:06 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:46:06 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:06 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:46:06 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:46:06 INFO imstat::::casa ##########################################
2024-09-24 18:46:06 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:46:06 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-24 18:46:06 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:46:06 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:46:06 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:46:06 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:46:06 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:06 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-24 18:46:06 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:46:06 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:46:06 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:46:06 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:46:06 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:46:06 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:46:06 INFO imstat:::: Values ---
2024-09-24 18:46:06 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:46:06 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:46:06 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:46:06 INFO imstat:::: -- minimum value [min]: -7.77773e-05 Jy/beam
2024-09-24 18:46:06 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:46:06 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2024-09-24 18:46:06 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:46:06 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz
2024-09-24 18:46:06 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:46:06 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:46:06 INFO imstat:::: Statistics ---
2024-09-24 18:46:06 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:46:06 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:46:06 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:46:06 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:46:06 INFO imstat:::: -- Median of the pixel values [median]: -1.86786e-05 Jy/beam
2024-09-24 18:46:06 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73603e-05 Jy/beam
2024-09-24 18:46:06 INFO imstat:::: -- IQR [quartile]: 3.56014e-05 Jy/beam
2024-09-24 18:46:06 INFO imstat:::: -- First quartile [q1]: -3.45038e-05 Jy/beam
2024-09-24 18:46:06 INFO imstat:::: -- Third quartile [q3]: 1.09758e-06 Jy/beam
2024-09-24 18:46:06 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:46:06 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:46:06 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:46:06 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:46:06 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:46:06 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:46:06 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
2024-09-24 18:46:06 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:46:06.333263 End time: 2024-09-24 18:46:06.351499
2024-09-24 18:46:06 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:46:06 INFO imstat::::casa ##########################################
2024-09-24 18:46:06 INFO phaseshift::::casa ##########################################
2024-09-24 18:46:06 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:46:06 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19:52:05.6524 02:39:52.3901' )
2024-09-24 18:46:06 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:46:06 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:46:06 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:46:06 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:46:06 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:46:06 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:46:06 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:46:06 INFO MSTransformManager::open Select data
2024-09-24 18:46:06 INFO MSTransformManager::createOutputMSStructure Create output MS structure
NOTE: you provided the Declination/Latitude value "02:39:52.3901" which is understood to be in units of hours.
If you meant degrees, please replace ":" by ".".
2024-09-24 18:46:07 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19:52:05.6524 02:39:52.3901 successfully parsed
2024-09-24 18:46:07 INFO phaseshift::::casa Shift phase center
2024-09-24 18:46:07 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:46:06.363375 End time: 2024-09-24 18:46:06.811385
2024-09-24 18:46:07 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:46:07 INFO phaseshift::::casa ##########################################
2024-09-24 18:46:07 INFO tclean::::casa ##########################################
2024-09-24 18:46:07 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:46:07 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 )
2024-09-24 18:46:07 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:46:07 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:46:07 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:46:07 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:46:07 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:46:07 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:46:07 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:46:07 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:46:07 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:46:07 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:46:07 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:46:07 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:46:07 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:46:07 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.016496
2024-09-24 18:46:07 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:46:07 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:46:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:46:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:46:07 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:46:07 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:46:07 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:46:07 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:46:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:46:07 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:46:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:46:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:46:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:46:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:46:08 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:46:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:46:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:46:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:46:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:46:08 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:46:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:46:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:46:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-24 18:46:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:46:08 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:46:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:46:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:46:08 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:46:08 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:46:08 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:46:08 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:46:08 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:46:08 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:46:06.855164 End time: 2024-09-24 18:46:08.250366
2024-09-24 18:46:08 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:46:08 INFO tclean::::casa ##########################################
2024-09-24 18:46:08 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:46:08 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:08 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)
2024-09-24 18:46:08 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:46:08 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:46:08 2024******
2024-09-24 18:46:08 INFO ImageFitter::fit+
2024-09-24 18:46:08 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:46:08 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:46:08 INFO ImageFitter::fit+ --- region:
2024-09-24 18:46:08 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:46:08 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:46:08 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:46:08 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:46:08 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:46:08 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:46:08 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:08 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)
2024-09-24 18:46:08 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:46:08 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:46:08 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:46:08 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:46:08 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:46:08 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116878 Jy
2024-09-24 18:46:08 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:46:08 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126494 Jy
2024-09-24 18:46:08 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:08 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:46:08 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:46:08 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:46:08 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000034 +/- 0.000777 arcsec
2024-09-24 18:46:08 INFO ImageFitter::_fitLoop+ --- ra: 128.000008 +/- 0.000127 pixels
2024-09-24 18:46:08 INFO ImageFitter::_fitLoop+ --- dec: 127.999963 +/- 0.000097 pixels
2024-09-24 18:46:08 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:08 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:46:08 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:46:08 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:46:08 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:46:08 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:08 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:46:08 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:46:08 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:46:08 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:46:08 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:46:08 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2024-09-24 18:46:08 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:46:08 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:46:08 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:08 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:46:08 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:46:08 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:46:08 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:46:08 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:08 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:46:08 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:46:08 INFO imstat::::casa ##########################################
2024-09-24 18:46:08 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:46:08 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 )
2024-09-24 18:46:08 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:46:08 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:46:08 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:46:08 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:46:08 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:08 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)
2024-09-24 18:46:08 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:46:08 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:46:08 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:46:08 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:46:08 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz
2024-09-24 18:46:08 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz
2024-09-24 18:46:08 INFO imstat:::: Values ---
2024-09-24 18:46:08 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:46:08 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:46:08 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:46:08 INFO imstat:::: -- minimum value [min]: -7.78143e-05 Jy/beam
2024-09-24 18:46:08 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:46:08 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:46:08 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:46:08 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-24 18:46:08 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:46:08 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:46:08 INFO imstat:::: Statistics ---
2024-09-24 18:46:08 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:46:08 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:46:08 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:46:08 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:46:08 INFO imstat:::: -- Median of the pixel values [median]: -1.86838e-05 Jy/beam
2024-09-24 18:46:08 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73769e-05 Jy/beam
2024-09-24 18:46:08 INFO imstat:::: -- IQR [quartile]: 3.5634e-05 Jy/beam
2024-09-24 18:46:08 INFO imstat:::: -- First quartile [q1]: -3.45216e-05 Jy/beam
2024-09-24 18:46:08 INFO imstat:::: -- Third quartile [q3]: 1.1124e-06 Jy/beam
2024-09-24 18:46:08 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:46:08 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:46:08 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:46:08 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:46:08 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:46:08 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:46:08 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
2024-09-24 18:46:08 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:46:08.289073 End time: 2024-09-24 18:46:08.308193
2024-09-24 18:46:08 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:46:08 INFO imstat::::casa ##########################################
2024-09-24 18:46:08 INFO phaseshift::::casa ##########################################
2024-09-24 18:46:08 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:46:08 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19:52:05.6524 39.968292000deg' )
2024-09-24 18:46:08 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:46:08 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:46:08 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:46:08 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:46:08 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:46:08 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:46:08 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:46:08 INFO MSTransformManager::open Select data
2024-09-24 18:46:08 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:46:09 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19:52:05.6524 39.968292000deg successfully parsed
2024-09-24 18:46:09 INFO phaseshift::::casa Shift phase center
2024-09-24 18:46:09 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:46:08.319898 End time: 2024-09-24 18:46:08.753504
2024-09-24 18:46:09 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:46:09 INFO phaseshift::::casa ##########################################
2024-09-24 18:46:09 INFO tclean::::casa ##########################################
2024-09-24 18:46:09 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:46:09 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-24 18:46:09 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:46:09 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:46:09 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:46:09 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:46:09 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:46:09 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:46:09 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:46:09 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:46:09 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:46:09 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:46:09 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:46:09 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:46:09 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:46:09 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009336
2024-09-24 18:46:09 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:46:09 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:46:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:46:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:46:09 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:46:09 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:46:09 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:46:09 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:46:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:46:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:46:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:46:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:46:10 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:46:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:46:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:46:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:46:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:46:10 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:46:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:46:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:46:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:46:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:46:10 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-24 18:46:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:46:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:46:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:46:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:46:10 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:46:10 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:46:10 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:46:10 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:46:11 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:46:11 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:46:08.780427 End time: 2024-09-24 18:46:10.599260
2024-09-24 18:46:11 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:46:11 INFO tclean::::casa ##########################################
2024-09-24 18:46:11 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:46:11 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:11 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)
2024-09-24 18:46:11 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:46:11 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:46:11 2024******
2024-09-24 18:46:11 INFO ImageFitter::fit+
2024-09-24 18:46:11 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:46:11 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:46:11 INFO ImageFitter::fit+ --- region:
2024-09-24 18:46:11 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:46:11 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:46:11 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:46:11 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:46:11 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:46:11 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:46:11 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:11 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)
2024-09-24 18:46:11 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:46:11 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:46:11 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:46:11 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:46:11 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:46:11 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy
2024-09-24 18:46:11 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:46:11 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy
2024-09-24 18:46:11 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:11 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:46:11 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:46:11 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:46:11 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec
2024-09-24 18:46:11 INFO ImageFitter::_fitLoop+ --- ra: 128.000009 +/- 0.000127 pixels
2024-09-24 18:46:11 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels
2024-09-24 18:46:11 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:11 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:46:11 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:46:11 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:46:11 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:46:11 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:11 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:46:11 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:46:11 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:46:11 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:46:11 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:46:11 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:46:11 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:46:11 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:46:11 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:11 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:46:11 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:46:11 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:46:11 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:46:11 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:11 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:46:11 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:46:11 INFO imstat::::casa ##########################################
2024-09-24 18:46:11 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:46:11 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 )
2024-09-24 18:46:11 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:46:11 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:46:11 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:46:11 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:46:11 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:11 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)
2024-09-24 18:46:11 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:46:11 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:46:11 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:46:11 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:46:11 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:46:11 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:46:11 INFO imstat:::: Values ---
2024-09-24 18:46:11 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:46:11 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:46:11 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:46:11 INFO imstat:::: -- minimum value [min]: -7.77773e-05 Jy/beam
2024-09-24 18:46:11 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:46:11 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2024-09-24 18:46:11 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:46:11 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz
2024-09-24 18:46:11 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:46:11 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:46:11 INFO imstat:::: Statistics ---
2024-09-24 18:46:11 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:46:11 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:46:11 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:46:11 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:46:11 INFO imstat:::: -- Median of the pixel values [median]: -1.86786e-05 Jy/beam
2024-09-24 18:46:11 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73603e-05 Jy/beam
2024-09-24 18:46:11 INFO imstat:::: -- IQR [quartile]: 3.56014e-05 Jy/beam
2024-09-24 18:46:11 INFO imstat:::: -- First quartile [q1]: -3.45038e-05 Jy/beam
2024-09-24 18:46:11 INFO imstat:::: -- Third quartile [q3]: 1.09758e-06 Jy/beam
2024-09-24 18:46:11 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:46:11 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:46:11 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:46:11 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:46:11 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:46:11 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:46:11 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
2024-09-24 18:46:11 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:46:10.636390 End time: 2024-09-24 18:46:10.662337
2024-09-24 18:46:11 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:46:11 INFO imstat::::casa ##########################################
2024-09-24 18:46:11 INFO phaseshift::::casa ##########################################
2024-09-24 18:46:11 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:46:11 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19:52:05.6524 0.697578292rad' )
2024-09-24 18:46:11 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:46:11 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:46:11 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:46:11 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:46:11 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:46:11 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:46:11 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:46:11 INFO MSTransformManager::open Select data
2024-09-24 18:46:11 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:46:11 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19:52:05.6524 0.697578292rad successfully parsed
2024-09-24 18:46:11 INFO phaseshift::::casa Shift phase center
2024-09-24 18:46:11 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:46:10.685881 End time: 2024-09-24 18:46:11.230383
2024-09-24 18:46:11 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:46:11 INFO phaseshift::::casa ##########################################
2024-09-24 18:46:11 INFO tclean::::casa ##########################################
2024-09-24 18:46:11 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:46:11 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 )
2024-09-24 18:46:11 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:46:11 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:46:11 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:46:11 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:46:11 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:46:11 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:46:11 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:46:11 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:46:11 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:46:11 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:46:11 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:46:11 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:46:12 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:46:12 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.022854
2024-09-24 18:46:12 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:46:12 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:46:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:46:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:46:12 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:46:12 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:46:12 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:46:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:46:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:46:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:46:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:46:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:46:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:46:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:46:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:46:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:46:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:46:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:46:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:46:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:46:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:46:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:46:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-24 18:46:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:46:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:46:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:46:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:46:13 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:46:13 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:46:13 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:46:13 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:46:13 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:46:13 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:46:11.261511 End time: 2024-09-24 18:46:12.789080
2024-09-24 18:46:13 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:46:13 INFO tclean::::casa ##########################################
2024-09-24 18:46:13 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:46:13 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:13 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)
2024-09-24 18:46:13 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:46:13 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:46:13 2024******
2024-09-24 18:46:13 INFO ImageFitter::fit+
2024-09-24 18:46:13 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:46:13 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:46:13 INFO ImageFitter::fit+ --- region:
2024-09-24 18:46:13 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:46:13 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:46:13 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:46:13 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:46:13 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:46:13 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:46:13 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:13 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-24 18:46:13 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:46:13 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:46:13 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:46:13 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:46:13 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:46:13 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy
2024-09-24 18:46:13 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:46:13 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126487 Jy
2024-09-24 18:46:13 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:13 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:46:13 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:46:13 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:46:13 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000008 +/- 0.000777 arcsec
2024-09-24 18:46:13 INFO ImageFitter::_fitLoop+ --- ra: 128.000009 +/- 0.000127 pixels
2024-09-24 18:46:13 INFO ImageFitter::_fitLoop+ --- dec: 127.999992 +/- 0.000097 pixels
2024-09-24 18:46:13 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:13 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:46:13 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:46:13 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:46:13 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:46:13 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:13 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:46:13 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:46:13 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:46:13 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:46:13 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:46:13 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:46:13 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:46:13 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:46:13 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:13 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:46:13 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:46:13 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:46:13 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:46:13 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:13 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:46:13 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:46:13 INFO imstat::::casa ##########################################
2024-09-24 18:46:13 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:46:13 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-24 18:46:13 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:46:13 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:46:13 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:46:13 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:46:13 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:13 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)
2024-09-24 18:46:13 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:46:13 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:46:13 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:46:13 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:46:13 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:46:13 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:46:13 INFO imstat:::: Values ---
2024-09-24 18:46:13 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:46:13 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:46:13 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:46:13 INFO imstat:::: -- minimum value [min]: -7.7781e-05 Jy/beam
2024-09-24 18:46:13 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:46:13 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:46:13 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:46:13 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-24 18:46:13 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:46:13 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:46:13 INFO imstat:::: Statistics ---
2024-09-24 18:46:13 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:46:13 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:46:13 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:46:13 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:46:13 INFO imstat:::: -- Median of the pixel values [median]: -1.86714e-05 Jy/beam
2024-09-24 18:46:13 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73593e-05 Jy/beam
2024-09-24 18:46:13 INFO imstat:::: -- IQR [quartile]: 3.56161e-05 Jy/beam
2024-09-24 18:46:13 INFO imstat:::: -- First quartile [q1]: -3.45125e-05 Jy/beam
2024-09-24 18:46:13 INFO imstat:::: -- Third quartile [q3]: 1.10364e-06 Jy/beam
2024-09-24 18:46:13 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:46:13 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:46:13 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:46:13 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:46:13 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:46:13 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:46:13 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
2024-09-24 18:46:13 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:46:12.853199 End time: 2024-09-24 18:46:12.878372
2024-09-24 18:46:13 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:46:13 INFO imstat::::casa ##########################################
2024-09-24 18:46:13 INFO phaseshift::::casa ##########################################
2024-09-24 18:46:13 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:46:13 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 298.023551625deg 39d58m05.8512' )
2024-09-24 18:46:13 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:46:13 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:46:13 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:46:13 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:46:13 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:46:13 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:46:13 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:46:13 INFO MSTransformManager::open Select data
2024-09-24 18:46:13 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:46:13 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 298.023551625deg 39d58m05.8512 successfully parsed
2024-09-24 18:46:13 INFO phaseshift::::casa Shift phase center
2024-09-24 18:46:13 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:46:12.894010 End time: 2024-09-24 18:46:13.403406
2024-09-24 18:46:13 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:46:13 INFO phaseshift::::casa ##########################################
2024-09-24 18:46:13 INFO tclean::::casa ##########################################
2024-09-24 18:46:13 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:46:13 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-24 18:46:13 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:46:13 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:46:13 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:46:14 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:46:14 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:46:14 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:46:14 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:46:14 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:46:14 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:46:14 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:46:14 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:46:14 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:46:14 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:46:14 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009363
2024-09-24 18:46:14 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:46:14 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:46:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:46:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:46:14 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:46:14 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:46:14 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:46:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:46:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:46:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:46:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:46:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:46:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:46:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:46:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:46:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:46:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:46:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:46:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:46:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:46:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:46:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:46:15 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-24 18:46:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:46:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:46:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:46:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:46:15 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:46:15 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:46:15 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:46:15 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:46:15 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:46:15 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:46:13.446048 End time: 2024-09-24 18:46:14.957092
2024-09-24 18:46:15 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:46:15 INFO tclean::::casa ##########################################
2024-09-24 18:46:15 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:46:15 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:15 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-24 18:46:15 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:46:15 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:46:15 2024******
2024-09-24 18:46:15 INFO ImageFitter::fit+
2024-09-24 18:46:15 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:46:15 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:46:15 INFO ImageFitter::fit+ --- region:
2024-09-24 18:46:15 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:46:15 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:46:15 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:46:15 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:46:15 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:46:15 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:46:15 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:15 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-24 18:46:15 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:46:15 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:46:15 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:46:15 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:46:15 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:46:15 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy
2024-09-24 18:46:15 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:46:15 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy
2024-09-24 18:46:15 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:15 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:46:15 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:46:15 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:46:15 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec
2024-09-24 18:46:15 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels
2024-09-24 18:46:15 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels
2024-09-24 18:46:15 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:15 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:46:15 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:46:15 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:46:15 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:46:15 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:15 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:46:15 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:46:15 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:46:15 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:46:15 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:46:15 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:46:15 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:46:15 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:46:15 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:15 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:46:15 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:46:15 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:46:15 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:46:15 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:15 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:46:15 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:46:15 INFO imstat::::casa ##########################################
2024-09-24 18:46:15 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:46:15 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-24 18:46:15 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:46:15 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:46:15 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:46:15 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:46:15 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:15 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-24 18:46:15 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:46:15 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:46:15 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:46:15 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:46:15 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:46:15 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:46:15 INFO imstat:::: Values ---
2024-09-24 18:46:15 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:46:15 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:46:15 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:46:15 INFO imstat:::: -- minimum value [min]: -7.77826e-05 Jy/beam
2024-09-24 18:46:15 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:46:15 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:46:15 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:46:15 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-24 18:46:15 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:46:15 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:46:15 INFO imstat:::: Statistics ---
2024-09-24 18:46:15 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:46:15 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:46:15 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:46:15 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:46:15 INFO imstat:::: -- Median of the pixel values [median]: -1.86649e-05 Jy/beam
2024-09-24 18:46:15 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73604e-05 Jy/beam
2024-09-24 18:46:15 INFO imstat:::: -- IQR [quartile]: 3.56026e-05 Jy/beam
2024-09-24 18:46:15 INFO imstat:::: -- First quartile [q1]: -3.45067e-05 Jy/beam
2024-09-24 18:46:15 INFO imstat:::: -- Third quartile [q3]: 1.09593e-06 Jy/beam
2024-09-24 18:46:15 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:46:15 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:46:15 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:46:15 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:46:15 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:46:15 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:46:15 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
2024-09-24 18:46:15 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:46:15.028901 End time: 2024-09-24 18:46:15.057747
2024-09-24 18:46:15 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:46:15 INFO imstat::::casa ##########################################
2024-09-24 18:46:15 INFO phaseshift::::casa ##########################################
2024-09-24 18:46:15 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:46:15 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 298.023551625deg 02:39:52.3901' )
2024-09-24 18:46:15 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:46:15 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:46:15 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:46:15 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:46:15 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:46:15 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:46:15 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:46:15 INFO MSTransformManager::open Select data
2024-09-24 18:46:15 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 ".".
2024-09-24 18:46:15 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 298.023551625deg 02:39:52.3901 successfully parsed
2024-09-24 18:46:15 INFO phaseshift::::casa Shift phase center
2024-09-24 18:46:16 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:46:15.075336 End time: 2024-09-24 18:46:15.541247
2024-09-24 18:46:16 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:46:16 INFO phaseshift::::casa ##########################################
2024-09-24 18:46:16 INFO tclean::::casa ##########################################
2024-09-24 18:46:16 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:46:16 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-24 18:46:16 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:46:16 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:46:16 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:46:16 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:46:16 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:46:16 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:46:16 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:46:16 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:46:16 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:46:16 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:46:16 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:46:16 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:46:16 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:46:16 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009541
2024-09-24 18:46:16 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:46:16 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:46:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:46:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:46:16 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:46:16 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:46:16 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:46:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:46:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:46:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:46:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:46:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:46:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:46:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:46:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:46:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:46:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:46:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:46:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:46:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:46:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:46:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:46:17 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-24 18:46:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:46:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:46:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:46:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:46:17 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:46:17 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:46:17 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:46:17 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:46:17 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:46:17 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:46:15.584478 End time: 2024-09-24 18:46:16.930171
2024-09-24 18:46:17 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:46:17 INFO tclean::::casa ##########################################
2024-09-24 18:46:17 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:46:17 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:17 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-24 18:46:17 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:46:17 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:46:17 2024******
2024-09-24 18:46:17 INFO ImageFitter::fit+
2024-09-24 18:46:17 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:46:17 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:46:17 INFO ImageFitter::fit+ --- region:
2024-09-24 18:46:17 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:46:17 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:46:17 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:46:17 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:46:17 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:46:17 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:46:17 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:17 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-24 18:46:17 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:46:17 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:46:17 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:46:17 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:46:17 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:46:17 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.00011688 Jy
2024-09-24 18:46:17 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:46:17 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126496 Jy
2024-09-24 18:46:17 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:17 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:46:17 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:46:17 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:46:17 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000034 +/- 0.000777 arcsec
2024-09-24 18:46:17 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels
2024-09-24 18:46:17 INFO ImageFitter::_fitLoop+ --- dec: 127.999963 +/- 0.000097 pixels
2024-09-24 18:46:17 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:17 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:46:17 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:46:17 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:46:17 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:46:17 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:17 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:46:17 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:46:17 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:46:17 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:46:17 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:46:17 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2024-09-24 18:46:17 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:46:17 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:46:17 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:17 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:46:17 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:46:17 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:46:17 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:46:17 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:17 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:46:17 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:46:17 INFO imstat::::casa ##########################################
2024-09-24 18:46:17 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:46:17 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-24 18:46:17 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:46:17 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:46:17 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:46:17 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:46:17 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:17 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.865, I, 999981612.9Hz to 19:52:21.081, +40.22.53.889, I, 999981612.9Hz)
2024-09-24 18:46:17 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:46:17 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:46:17 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:46:17 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:46:17 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz
2024-09-24 18:46:17 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz
2024-09-24 18:46:17 INFO imstat:::: Values ---
2024-09-24 18:46:17 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:46:17 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:46:17 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:46:17 INFO imstat:::: -- minimum value [min]: -7.78225e-05 Jy/beam
2024-09-24 18:46:17 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:46:17 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:46:17 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:46:17 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-24 18:46:17 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:46:17 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:46:17 INFO imstat:::: Statistics ---
2024-09-24 18:46:17 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:46:17 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:46:17 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:46:17 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:46:17 INFO imstat:::: -- Median of the pixel values [median]: -1.86781e-05 Jy/beam
2024-09-24 18:46:17 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73751e-05 Jy/beam
2024-09-24 18:46:17 INFO imstat:::: -- IQR [quartile]: 3.56365e-05 Jy/beam
2024-09-24 18:46:17 INFO imstat:::: -- First quartile [q1]: -3.45278e-05 Jy/beam
2024-09-24 18:46:17 INFO imstat:::: -- Third quartile [q3]: 1.10869e-06 Jy/beam
2024-09-24 18:46:17 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:46:17 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:46:17 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:46:17 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:46:17 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:46:17 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:46:17 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
2024-09-24 18:46:17 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:46:16.969663 End time: 2024-09-24 18:46:16.987528
2024-09-24 18:46:17 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:46:17 INFO imstat::::casa ##########################################
2024-09-24 18:46:17 INFO phaseshift::::casa ##########################################
2024-09-24 18:46:17 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:46:17 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 298.023551625deg 39.968292000deg' )
2024-09-24 18:46:17 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:46:17 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:46:17 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:46:17 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:46:17 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:46:17 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:46:17 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:46:17 INFO MSTransformManager::open Select data
2024-09-24 18:46:17 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:46:17 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 298.023551625deg 39.968292000deg successfully parsed
2024-09-24 18:46:17 INFO phaseshift::::casa Shift phase center
2024-09-24 18:46:18 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:46:16.999283 End time: 2024-09-24 18:46:17.510754
2024-09-24 18:46:18 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:46:18 INFO phaseshift::::casa ##########################################
2024-09-24 18:46:18 INFO tclean::::casa ##########################################
2024-09-24 18:46:18 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:46:18 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-24 18:46:18 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:46:18 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:46:18 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:46:18 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:46:18 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:46:18 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:46:18 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:46:18 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:46:18 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:46:18 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:46:18 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:46:18 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:46:18 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:46:18 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009327
2024-09-24 18:46:18 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:46:18 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:46:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:46:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:46:18 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:46:18 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:46:18 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:46:18 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:46:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:46:18 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:46:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:46:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:46:18 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:46:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:46:18 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:46:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:46:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:46:18 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:46:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:46:19 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:46:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:46:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:46:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-24 18:46:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:46:19 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:46:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:46:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:46:19 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:46:19 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:46:19 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:46:19 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:46:19 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:46:19 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:46:17.537988 End time: 2024-09-24 18:46:19.023264
2024-09-24 18:46:19 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:46:19 INFO tclean::::casa ##########################################
2024-09-24 18:46:19 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:46:19 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:19 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-24 18:46:19 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:46:19 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:46:19 2024******
2024-09-24 18:46:19 INFO ImageFitter::fit+
2024-09-24 18:46:19 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:46:19 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:46:19 INFO ImageFitter::fit+ --- region:
2024-09-24 18:46:19 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:46:19 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:46:19 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:46:19 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:46:19 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:46:19 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:46:19 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:19 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-24 18:46:19 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:46:19 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:46:19 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:46:19 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:46:19 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:46:19 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy
2024-09-24 18:46:19 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:46:19 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy
2024-09-24 18:46:19 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:19 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:46:19 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:46:19 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:46:19 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec
2024-09-24 18:46:19 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels
2024-09-24 18:46:19 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels
2024-09-24 18:46:19 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:19 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:46:19 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:46:19 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:46:19 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:46:19 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:19 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:46:19 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:46:19 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:46:19 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:46:19 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:46:19 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:46:19 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:46:19 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:46:19 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:19 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:46:19 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:46:19 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:46:19 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:46:19 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:19 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:46:19 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:46:19 INFO imstat::::casa ##########################################
2024-09-24 18:46:19 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:46:19 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-24 18:46:19 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:46:19 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:46:19 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:46:19 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:46:19 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:19 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-24 18:46:19 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:46:19 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:46:19 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:46:19 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:46:19 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:46:19 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:46:19 INFO imstat:::: Values ---
2024-09-24 18:46:19 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:46:19 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:46:19 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:46:19 INFO imstat:::: -- minimum value [min]: -7.77826e-05 Jy/beam
2024-09-24 18:46:19 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:46:19 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:46:19 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:46:19 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-24 18:46:19 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:46:19 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:46:19 INFO imstat:::: Statistics ---
2024-09-24 18:46:19 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:46:19 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:46:19 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:46:19 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:46:19 INFO imstat:::: -- Median of the pixel values [median]: -1.86649e-05 Jy/beam
2024-09-24 18:46:19 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73604e-05 Jy/beam
2024-09-24 18:46:19 INFO imstat:::: -- IQR [quartile]: 3.56026e-05 Jy/beam
2024-09-24 18:46:19 INFO imstat:::: -- First quartile [q1]: -3.45067e-05 Jy/beam
2024-09-24 18:46:19 INFO imstat:::: -- Third quartile [q3]: 1.09593e-06 Jy/beam
2024-09-24 18:46:19 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:46:19 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:46:19 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:46:19 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:46:19 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:46:19 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:46:19 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
2024-09-24 18:46:19 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:46:19.059354 End time: 2024-09-24 18:46:19.077285
2024-09-24 18:46:19 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:46:19 INFO imstat::::casa ##########################################
2024-09-24 18:46:19 INFO phaseshift::::casa ##########################################
2024-09-24 18:46:19 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:46:19 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 298.023551625deg 0.697578292rad' )
2024-09-24 18:46:19 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:46:19 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:46:19 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:46:19 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:46:19 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:46:19 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:46:19 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:46:19 INFO MSTransformManager::open Select data
2024-09-24 18:46:19 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:46:19 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 298.023551625deg 0.697578292rad successfully parsed
2024-09-24 18:46:19 INFO phaseshift::::casa Shift phase center
2024-09-24 18:46:20 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:46:19.089058 End time: 2024-09-24 18:46:19.532646
2024-09-24 18:46:20 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:46:20 INFO phaseshift::::casa ##########################################
2024-09-24 18:46:20 INFO tclean::::casa ##########################################
2024-09-24 18:46:20 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:46:20 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 )
2024-09-24 18:46:20 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:46:20 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:46:20 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:46:20 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:46:20 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:46:20 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:46:20 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:46:20 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:46:20 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:46:20 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:46:20 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:46:20 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:46:20 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:46:20 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.00927
2024-09-24 18:46:20 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:46:20 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:46:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:46:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:46:20 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:46:20 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:46:20 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:46:20 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:46:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:46:20 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:46:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:46:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:46:20 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:46:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:46:20 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:46:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:46:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:46:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:46:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:46:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:46:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:46:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:46:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-24 18:46:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:46:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:46:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:46:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:46:21 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:46:21 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:46:21 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:46:21 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:46:21 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:46:21 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:46:19.581407 End time: 2024-09-24 18:46:21.213012
2024-09-24 18:46:21 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:46:21 INFO tclean::::casa ##########################################
2024-09-24 18:46:21 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:46:21 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:21 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)
2024-09-24 18:46:21 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:46:21 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:46:21 2024******
2024-09-24 18:46:21 INFO ImageFitter::fit+
2024-09-24 18:46:21 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:46:21 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:46:21 INFO ImageFitter::fit+ --- region:
2024-09-24 18:46:21 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:46:21 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:46:21 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:46:21 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:46:21 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:46:21 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:46:21 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:21 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)
2024-09-24 18:46:21 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:46:21 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:46:21 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:46:21 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:46:21 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:46:21 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy
2024-09-24 18:46:21 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:46:21 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy
2024-09-24 18:46:21 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:21 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:46:21 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:46:21 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:46:21 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000008 +/- 0.000777 arcsec
2024-09-24 18:46:21 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels
2024-09-24 18:46:21 INFO ImageFitter::_fitLoop+ --- dec: 127.999992 +/- 0.000097 pixels
2024-09-24 18:46:21 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:21 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:46:21 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:46:21 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:46:21 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:46:21 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:21 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:46:21 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:46:21 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:46:21 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:46:21 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:46:21 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:46:21 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:46:21 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:46:21 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:21 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:46:21 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:46:21 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:46:21 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:46:21 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:21 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:46:21 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:46:21 INFO imstat::::casa ##########################################
2024-09-24 18:46:21 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:46:21 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 )
2024-09-24 18:46:21 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:46:21 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:46:21 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:46:21 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:46:21 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:21 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)
2024-09-24 18:46:21 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:46:21 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:46:21 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:46:21 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:46:21 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:46:21 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:46:21 INFO imstat:::: Values ---
2024-09-24 18:46:21 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:46:21 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:46:21 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:46:21 INFO imstat:::: -- minimum value [min]: -7.7789e-05 Jy/beam
2024-09-24 18:46:21 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:46:21 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:46:21 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:46:21 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-24 18:46:21 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:46:21 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:46:21 INFO imstat:::: Statistics ---
2024-09-24 18:46:21 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:46:21 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:46:21 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:46:21 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:46:21 INFO imstat:::: -- Median of the pixel values [median]: -1.86647e-05 Jy/beam
2024-09-24 18:46:21 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73649e-05 Jy/beam
2024-09-24 18:46:21 INFO imstat:::: -- IQR [quartile]: 3.56182e-05 Jy/beam
2024-09-24 18:46:21 INFO imstat:::: -- First quartile [q1]: -3.45079e-05 Jy/beam
2024-09-24 18:46:21 INFO imstat:::: -- Third quartile [q3]: 1.11022e-06 Jy/beam
2024-09-24 18:46:21 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:46:21 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:46:21 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:46:21 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:46:21 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:46:21 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:46:21 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
2024-09-24 18:46:21 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:46:21.250757 End time: 2024-09-24 18:46:21.268750
2024-09-24 18:46:21 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:46:21 INFO imstat::::casa ##########################################
2024-09-24 18:46:21 INFO phaseshift::::casa ##########################################
2024-09-24 18:46:21 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:46:21 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 5.201492224rad 39d58m05.8512' )
2024-09-24 18:46:21 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:46:21 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:46:21 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:46:21 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:46:21 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:46:21 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:46:21 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:46:21 INFO MSTransformManager::open Select data
2024-09-24 18:46:21 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:46:22 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 5.201492224rad 39d58m05.8512 successfully parsed
2024-09-24 18:46:22 INFO phaseshift::::casa Shift phase center
2024-09-24 18:46:22 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:46:21.280464 End time: 2024-09-24 18:46:21.732129
2024-09-24 18:46:22 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:46:22 INFO phaseshift::::casa ##########################################
2024-09-24 18:46:22 INFO tclean::::casa ##########################################
2024-09-24 18:46:22 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:46:22 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 )
2024-09-24 18:46:22 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:46:22 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:46:22 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:46:22 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:46:22 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:46:22 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:46:22 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:46:22 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:46:22 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:46:22 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:46:22 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:46:22 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:46:22 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:46:22 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009373
2024-09-24 18:46:22 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:46:22 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:46:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:46:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:46:22 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:46:22 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:46:22 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:46:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:46:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:46:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:46:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:46:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:46:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:46:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:46:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:46:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:46:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:46:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:46:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:46:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:46:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:46:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:46:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-24 18:46:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:46:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:46:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:46:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:46:23 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:46:23 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:46:23 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:46:23 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:46:23 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:46:23 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:46:21.776672 End time: 2024-09-24 18:46:23.313000
2024-09-24 18:46:23 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:46:23 INFO tclean::::casa ##########################################
2024-09-24 18:46:23 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:46:23 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:23 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-24 18:46:23 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:46:23 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:46:23 2024******
2024-09-24 18:46:23 INFO ImageFitter::fit+
2024-09-24 18:46:23 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:46:23 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:46:23 INFO ImageFitter::fit+ --- region:
2024-09-24 18:46:23 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:46:23 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:46:23 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:46:23 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:46:23 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:46:23 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:46:23 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:23 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-24 18:46:23 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:46:23 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:46:23 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:46:23 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:46:23 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:46:23 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116879 Jy
2024-09-24 18:46:23 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:46:23 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126495 Jy
2024-09-24 18:46:23 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:23 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:46:23 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:46:23 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999999 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:46:23 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec
2024-09-24 18:46:23 INFO ImageFitter::_fitLoop+ --- ra: 127.999990 +/- 0.000127 pixels
2024-09-24 18:46:23 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels
2024-09-24 18:46:23 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:23 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:46:23 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:46:23 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:46:23 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:46:23 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:23 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:46:23 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:46:23 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:46:23 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:46:23 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:46:23 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:46:23 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:46:23 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:46:23 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:23 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:46:23 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:46:23 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:46:23 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:46:23 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:23 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:46:23 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:46:23 INFO imstat::::casa ##########################################
2024-09-24 18:46:23 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:46:23 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-24 18:46:23 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:46:23 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:46:23 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:46:23 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:46:23 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:23 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-24 18:46:23 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:46:23 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:46:23 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:46:23 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:46:23 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:46:23 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:46:23 INFO imstat:::: Values ---
2024-09-24 18:46:23 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:46:23 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:46:23 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:46:23 INFO imstat:::: -- minimum value [min]: -7.77853e-05 Jy/beam
2024-09-24 18:46:23 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:46:23 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:46:23 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:46:23 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-24 18:46:23 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:46:23 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:46:23 INFO imstat:::: Statistics ---
2024-09-24 18:46:23 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:46:23 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:46:23 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:46:23 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:46:23 INFO imstat:::: -- Median of the pixel values [median]: -1.86679e-05 Jy/beam
2024-09-24 18:46:23 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73586e-05 Jy/beam
2024-09-24 18:46:23 INFO imstat:::: -- IQR [quartile]: 3.56112e-05 Jy/beam
2024-09-24 18:46:23 INFO imstat:::: -- First quartile [q1]: -3.45109e-05 Jy/beam
2024-09-24 18:46:23 INFO imstat:::: -- Third quartile [q3]: 1.10039e-06 Jy/beam
2024-09-24 18:46:23 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:46:23 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:46:23 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:46:23 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:46:23 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:46:23 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:46:23 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778534e-05 4.999996e+00
2024-09-24 18:46:23 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:46:23.352875 End time: 2024-09-24 18:46:23.372615
2024-09-24 18:46:23 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:46:23 INFO imstat::::casa ##########################################
2024-09-24 18:46:23 INFO phaseshift::::casa ##########################################
2024-09-24 18:46:23 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:46:23 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 5.201492224rad 02:39:52.3901' )
2024-09-24 18:46:23 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:46:23 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:46:23 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:46:23 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:46:23 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:46:23 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:46:23 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:46:23 INFO MSTransformManager::open Select data
2024-09-24 18:46:23 INFO MSTransformManager::createOutputMSStructure Create output MS structure
NOTE: you provided the Declination/Latitude value "02:39:52.3901" which is understood to be in units of hours.
If you meant degrees, please replace ":" by ".".
2024-09-24 18:46:24 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 5.201492224rad 02:39:52.3901 successfully parsed
2024-09-24 18:46:24 INFO phaseshift::::casa Shift phase center
2024-09-24 18:46:24 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:46:23.385531 End time: 2024-09-24 18:46:23.858471
2024-09-24 18:46:24 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:46:24 INFO phaseshift::::casa ##########################################
2024-09-24 18:46:24 INFO tclean::::casa ##########################################
2024-09-24 18:46:24 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:46:24 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 )
2024-09-24 18:46:24 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:46:24 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:46:24 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:46:24 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:46:24 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:46:24 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:46:24 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:46:24 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:46:24 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:46:24 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:46:24 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:46:24 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:46:24 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:46:24 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009828
2024-09-24 18:46:24 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:46:24 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:46:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:46:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:46:24 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:46:24 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:46:24 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:46:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:46:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:46:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:46:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:46:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:46:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:46:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:46:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:46:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:46:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:46:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:46:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:46:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:46:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:46:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:46:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-24 18:46:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:46:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:46:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:46:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:46:25 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:46:25 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:46:25 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:46:25 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:46:25 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:46:25 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:46:23.886355 End time: 2024-09-24 18:46:25.348778
2024-09-24 18:46:25 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:46:25 INFO tclean::::casa ##########################################
2024-09-24 18:46:25 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:46:25 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:25 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)
2024-09-24 18:46:25 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:46:25 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:46:25 2024******
2024-09-24 18:46:25 INFO ImageFitter::fit+
2024-09-24 18:46:25 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:46:25 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:46:25 INFO ImageFitter::fit+ --- region:
2024-09-24 18:46:25 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:46:25 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:46:25 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:46:25 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:46:25 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:46:25 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:46:25 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:25 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)
2024-09-24 18:46:25 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:46:25 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:46:25 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:46:25 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:46:25 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:46:25 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116885 Jy
2024-09-24 18:46:25 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:46:25 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126501 Jy
2024-09-24 18:46:25 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:25 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:46:25 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:46:25 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999999 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:46:25 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000034 +/- 0.000777 arcsec
2024-09-24 18:46:25 INFO ImageFitter::_fitLoop+ --- ra: 127.999990 +/- 0.000127 pixels
2024-09-24 18:46:25 INFO ImageFitter::_fitLoop+ --- dec: 127.999963 +/- 0.000097 pixels
2024-09-24 18:46:25 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:25 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:46:25 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:46:25 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:46:25 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:46:25 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:25 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:46:25 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:46:25 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:46:25 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:46:25 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:46:25 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2024-09-24 18:46:25 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:46:25 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:46:25 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:25 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:46:25 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:46:25 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:46:25 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:46:25 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:25 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:46:25 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:46:25 INFO imstat::::casa ##########################################
2024-09-24 18:46:25 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:46:25 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 )
2024-09-24 18:46:25 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:46:25 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:46:25 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:46:25 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:46:25 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:25 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)
2024-09-24 18:46:25 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:46:25 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:46:25 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:46:25 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:46:25 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz
2024-09-24 18:46:25 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz
2024-09-24 18:46:25 INFO imstat:::: Values ---
2024-09-24 18:46:25 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:46:25 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:46:25 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:46:25 INFO imstat:::: -- minimum value [min]: -7.78268e-05 Jy/beam
2024-09-24 18:46:25 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:46:25 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:46:25 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:46:25 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-24 18:46:25 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:46:25 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:46:25 INFO imstat:::: Statistics ---
2024-09-24 18:46:25 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:46:25 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:46:25 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:46:25 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:46:25 INFO imstat:::: -- Median of the pixel values [median]: -1.8675e-05 Jy/beam
2024-09-24 18:46:25 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73782e-05 Jy/beam
2024-09-24 18:46:25 INFO imstat:::: -- IQR [quartile]: 3.56598e-05 Jy/beam
2024-09-24 18:46:25 INFO imstat:::: -- First quartile [q1]: -3.45364e-05 Jy/beam
2024-09-24 18:46:25 INFO imstat:::: -- Third quartile [q3]: 1.12335e-06 Jy/beam
2024-09-24 18:46:25 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:46:25 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:46:25 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:46:25 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:46:25 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:46:25 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:46:25 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
2024-09-24 18:46:25 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:46:25.385716 End time: 2024-09-24 18:46:25.403337
2024-09-24 18:46:25 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:46:25 INFO imstat::::casa ##########################################
2024-09-24 18:46:25 INFO phaseshift::::casa ##########################################
2024-09-24 18:46:25 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:46:25 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 5.201492224rad 39.968292000deg' )
2024-09-24 18:46:25 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:46:25 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:46:25 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:46:25 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:46:25 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:46:25 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:46:25 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:46:25 INFO MSTransformManager::open Select data
2024-09-24 18:46:25 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:46:26 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 5.201492224rad 39.968292000deg successfully parsed
2024-09-24 18:46:26 INFO phaseshift::::casa Shift phase center
2024-09-24 18:46:26 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:46:25.415090 End time: 2024-09-24 18:46:25.921416
2024-09-24 18:46:26 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:46:26 INFO phaseshift::::casa ##########################################
2024-09-24 18:46:26 INFO tclean::::casa ##########################################
2024-09-24 18:46:26 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:46:26 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 )
2024-09-24 18:46:26 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:46:26 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:46:26 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:46:26 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:46:26 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:46:26 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:46:26 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:46:26 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:46:26 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:46:26 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:46:26 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:46:26 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:46:26 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:46:26 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.022742
2024-09-24 18:46:26 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:46:26 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:46:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:46:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:46:27 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:46:27 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:46:27 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:46:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:46:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:46:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:46:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:46:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:46:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:46:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:46:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:46:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:46:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:46:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:46:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:46:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:46:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:46:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:46:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-24 18:46:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:46:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:46:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:46:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:46:27 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:46:27 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:46:27 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:46:27 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:46:27 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:46:27 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:46:25.948017 End time: 2024-09-24 18:46:27.453086
2024-09-24 18:46:27 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:46:27 INFO tclean::::casa ##########################################
2024-09-24 18:46:27 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:46:27 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:27 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)
2024-09-24 18:46:27 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:46:27 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:46:27 2024******
2024-09-24 18:46:27 INFO ImageFitter::fit+
2024-09-24 18:46:27 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:46:27 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:46:27 INFO ImageFitter::fit+ --- region:
2024-09-24 18:46:27 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:46:27 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:46:27 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:46:27 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:46:27 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:46:27 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:46:27 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:27 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)
2024-09-24 18:46:27 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:46:27 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:46:27 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:46:27 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:46:27 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:46:27 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116879 Jy
2024-09-24 18:46:27 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:46:27 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126495 Jy
2024-09-24 18:46:27 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:27 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:46:27 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:46:27 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999999 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:46:27 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec
2024-09-24 18:46:27 INFO ImageFitter::_fitLoop+ --- ra: 127.999990 +/- 0.000127 pixels
2024-09-24 18:46:27 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels
2024-09-24 18:46:27 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:27 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:46:27 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:46:27 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:46:27 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:46:27 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:27 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:46:27 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:46:27 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:46:27 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:46:27 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:46:27 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:46:27 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:46:27 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:46:27 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:27 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:46:27 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:46:27 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:46:27 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:46:27 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:27 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:46:27 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:46:27 INFO imstat::::casa ##########################################
2024-09-24 18:46:27 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:46:27 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 )
2024-09-24 18:46:27 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:46:27 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:46:27 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:46:27 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:46:27 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:27 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)
2024-09-24 18:46:27 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:46:27 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:46:27 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:46:27 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:46:27 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:46:27 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:46:28 INFO imstat:::: Values ---
2024-09-24 18:46:28 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:46:28 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:46:28 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:46:28 INFO imstat:::: -- minimum value [min]: -7.77853e-05 Jy/beam
2024-09-24 18:46:28 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:46:28 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:46:28 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:46:28 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-24 18:46:28 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:46:28 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:46:28 INFO imstat:::: Statistics ---
2024-09-24 18:46:28 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:46:28 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:46:28 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:46:28 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:46:28 INFO imstat:::: -- Median of the pixel values [median]: -1.86679e-05 Jy/beam
2024-09-24 18:46:28 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73586e-05 Jy/beam
2024-09-24 18:46:28 INFO imstat:::: -- IQR [quartile]: 3.56112e-05 Jy/beam
2024-09-24 18:46:28 INFO imstat:::: -- First quartile [q1]: -3.45109e-05 Jy/beam
2024-09-24 18:46:28 INFO imstat:::: -- Third quartile [q3]: 1.10039e-06 Jy/beam
2024-09-24 18:46:28 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:46:28 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:46:28 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:46:28 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:46:28 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:46:28 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:46:28 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778534e-05 4.999996e+00
2024-09-24 18:46:28 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:46:27.489626 End time: 2024-09-24 18:46:27.507422
2024-09-24 18:46:28 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:46:28 INFO imstat::::casa ##########################################
2024-09-24 18:46:28 INFO phaseshift::::casa ##########################################
2024-09-24 18:46:28 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-24 18:46:28 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 5.201492224rad 0.697578292rad' )
2024-09-24 18:46:28 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-24 18:46:28 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-24 18:46:28 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-24 18:46:28 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-24 18:46:28 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-24 18:46:28 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-24 18:46:28 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-24 18:46:28 INFO MSTransformManager::open Select data
2024-09-24 18:46:28 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-24 18:46:28 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 5.201492224rad 0.697578292rad successfully parsed
2024-09-24 18:46:28 INFO phaseshift::::casa Shift phase center
2024-09-24 18:46:28 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-24 18:46:27.519258 End time: 2024-09-24 18:46:27.963378
2024-09-24 18:46:28 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-24 18:46:28 INFO phaseshift::::casa ##########################################
2024-09-24 18:46:28 INFO tclean::::casa ##########################################
2024-09-24 18:46:28 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-24 18:46:28 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 )
2024-09-24 18:46:28 INFO tclean::::casa Verifying Input Parameters
2024-09-24 18:46:28 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-24 18:46:28 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-24 18:46:28 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:46:28 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-24 18:46:28 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-24 18:46:28 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-24 18:46:28 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-24 18:46:28 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.78 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-24 18:46:28 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-24 18:46:28 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-24 18:46:28 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-24 18:46:28 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-24 18:46:28 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009206
2024-09-24 18:46:28 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:46:28 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-24 18:46:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-24 18:46:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:46:28 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-24 18:46:28 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-24 18:46:28 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-24 18:46:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-24 18:46:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-24 18:46:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-24 18:46:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-24 18:46:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-24 18:46:29 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-24 18:46:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-24 18:46:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-24 18:46:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-24 18:46:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-24 18:46:29 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-24 18:46:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-24 18:46:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-24 18:46:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-24 18:46:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-24 18:46:29 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-24 18:46:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-24 18:46:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-24 18:46:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-24 18:46:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-24 18:46:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-24 18:46:29 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-24 18:46:29 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-24 18:46:29 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-24 18:46:29 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-24 18:46:29 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.psf', 'im_post_phaseshift.image', 'im_post_phaseshift.residual', 'im_post_phaseshift.pb', 'im_post_phaseshift.model', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.mask']
2024-09-24 18:46:30 INFO tclean::::casa Task tclean complete. Start time: 2024-09-24 18:46:27.990539 End time: 2024-09-24 18:46:29.528931
2024-09-24 18:46:30 INFO tclean::::casa ##### End Task: tclean #####
2024-09-24 18:46:30 INFO tclean::::casa ##########################################
2024-09-24 18:46:30 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-24 18:46:30 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:30 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)
2024-09-24 18:46:30 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-24 18:46:30 INFO ImageFitter::fit ****** Fit performed at Tue Sep 24 18:46:30 2024******
2024-09-24 18:46:30 INFO ImageFitter::fit+
2024-09-24 18:46:30 INFO ImageFitter::fit+ Input parameters ---
2024-09-24 18:46:30 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-24 18:46:30 INFO ImageFitter::fit+ --- region:
2024-09-24 18:46:30 INFO ImageFitter::fit+ --- channel: 0
2024-09-24 18:46:30 INFO ImageFitter::fit+ --- stokes: I
2024-09-24 18:46:30 INFO ImageFitter::fit+ --- mask:
2024-09-24 18:46:30 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-24 18:46:30 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-24 18:46:30 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-24 18:46:30 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:30 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-24 18:46:30 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-24 18:46:30 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-24 18:46:30 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-24 18:46:30 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-24 18:46:30 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-24 18:46:30 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy
2024-09-24 18:46:30 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-24 18:46:30 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy
2024-09-24 18:46:30 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:30 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-24 18:46:30 INFO ImageFitter::_fitLoop+ Position ---
2024-09-24 18:46:30 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999999 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-24 18:46:30 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000008 +/- 0.000777 arcsec
2024-09-24 18:46:30 INFO ImageFitter::_fitLoop+ --- ra: 127.999990 +/- 0.000127 pixels
2024-09-24 18:46:30 INFO ImageFitter::_fitLoop+ --- dec: 127.999992 +/- 0.000097 pixels
2024-09-24 18:46:30 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:30 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-24 18:46:30 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-24 18:46:30 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-24 18:46:30 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-24 18:46:30 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:30 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-24 18:46:30 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-24 18:46:30 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-24 18:46:30 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-24 18:46:30 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-24 18:46:30 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-24 18:46:30 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-24 18:46:30 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-24 18:46:30 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:30 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-24 18:46:30 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-24 18:46:30 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-24 18:46:30 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-24 18:46:30 INFO ImageFitter::_fitLoop+
2024-09-24 18:46:30 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-24 18:46:30 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-24 18:46:30 INFO imstat::::casa ##########################################
2024-09-24 18:46:30 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-24 18:46:30 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 )
2024-09-24 18:46:30 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-24 18:46:30 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-24 18:46:30 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-24 18:46:30 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-24 18:46:30 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-24 18:46:30 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)
2024-09-24 18:46:30 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-24 18:46:30 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-24 18:46:30 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-24 18:46:30 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-24 18:46:30 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-24 18:46:30 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-24 18:46:30 INFO imstat:::: Values ---
2024-09-24 18:46:30 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-24 18:46:30 INFO imstat:::: -- number of points [npts]: 65536
2024-09-24 18:46:30 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-24 18:46:30 INFO imstat:::: -- minimum value [min]: -7.77956e-05 Jy/beam
2024-09-24 18:46:30 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-24 18:46:30 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-24 18:46:30 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-24 18:46:30 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-24 18:46:30 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-24 18:46:30 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-24 18:46:30 INFO imstat:::: Statistics ---
2024-09-24 18:46:30 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-24 18:46:30 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-24 18:46:30 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-24 18:46:30 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-24 18:46:30 INFO imstat:::: -- Median of the pixel values [median]: -1.86648e-05 Jy/beam
2024-09-24 18:46:30 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73536e-05 Jy/beam
2024-09-24 18:46:30 INFO imstat:::: -- IQR [quartile]: 3.5639e-05 Jy/beam
2024-09-24 18:46:30 INFO imstat:::: -- First quartile [q1]: -3.45152e-05 Jy/beam
2024-09-24 18:46:30 INFO imstat:::: -- Third quartile [q3]: 1.12373e-06 Jy/beam
2024-09-24 18:46:30 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-24 18:46:30 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-24 18:46:30 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-24 18:46:30 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-24 18:46:30 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-24 18:46:30 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-24 18:46:30 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
2024-09-24 18:46:30 INFO imstat::::casa Task imstat complete. Start time: 2024-09-24 18:46:29.590742 End time: 2024-09-24 18:46:29.615987
2024-09-24 18:46:30 INFO imstat::::casa ##### End Task: imstat #####
2024-09-24 18:46:30 INFO imstat::::casa ##########################################
Using user configuration file /home/casatest/.casa/config.py
Using matplotlib backend: agg
CASA 6.7.0.4a14371.dev4 -- Common Astronomy Software Applications [6.7.0.4a14371.dev4]
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 318.086s
OK
Generating XML reports...