2024-12-24 02:09:48 INFO ::casa Using user configuration file /home/casatest/.casa/config.py 2024-12-24 02:09:48 INFO ::casa loaded config file : /wheeldirectory/casa-CAS-13324-16-py3.8.el8/lib/py/lib/python3.8/site-packages/casaconfig/config.py 2024-12-24 02:09:48 INFO ::casa loaded config file : /home/casatest/.casa/config.py 2024-12-24 02:09:48 INFO ::casa 2024-12-24 02:09:48 INFO ::casa config values 2024-12-24 02:09:48 INFO ::casa agg = False 2024-12-24 02:09:48 INFO ::casa cachedir = '/home/casatest/.casa' 2024-12-24 02:09:48 INFO ::casa casaconfig_verbose = 1 2024-12-24 02:09:48 INFO ::casa colors = 'Neutral' 2024-12-24 02:09:48 INFO ::casa data_auto_update = False 2024-12-24 02:09:48 INFO ::casa datapath = ['/opt/casa/data/master', '/opt/casa/data/casatestdata'] 2024-12-24 02:09:48 INFO ::casa iplog = False 2024-12-24 02:09:48 INFO ::casa iplogfile = '/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/ipython-20241224-020945.log' 2024-12-24 02:09:48 INFO ::casa log2term = True 2024-12-24 02:09:48 INFO ::casa logfile = '/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/casa-20241224-020945.log' 2024-12-24 02:09:48 INFO ::casa measures_auto_update = False 2024-12-24 02:09:48 INFO ::casa measurespath = '/opt/casa/data/master' 2024-12-24 02:09:48 INFO ::casa nogui = False 2024-12-24 02:09:48 INFO ::casa nologfile = False 2024-12-24 02:09:48 INFO ::casa nologger = True 2024-12-24 02:09:48 INFO ::casa pipeline = False 2024-12-24 02:09:48 INFO ::casa startupfile = '/home/casatest/.casa/startup.py' 2024-12-24 02:09:48 INFO ::casa user_site = False 2024-12-24 02:09:48 INFO ::casa 2024-12-24 02:09:48 INFO ::casa casarundata version is unknown, this is probably a legacy version not installed by casaconfig 2024-12-24 02:09:48 INFO ::casa measures version is unknown, this is probably a legacy version not installed by casaconfig 2024-12-24 02:09:48 INFO ::casa 2024-12-24 02:09:48 INFO ::casa Checking Measures tables in data repository sub-directory /opt/casa/data/master/geodetic 2024-12-24 02:09:48 INFO ::casa IERSeop2000 (version date, last date in table (UTC)): 2024/12/14/15:15, 2024/11/14/00:00:00 2024-12-24 02:09:48 INFO ::casa IERSeop97 (version date, last date in table (UTC)): 2024/12/14/15:15, 2024/11/14/00:00:00 2024-12-24 02:09:48 INFO ::casa IERSpredict (version date, last date in table (UTC)): 2024/12/23/15:15, 2025/03/23/00:00:00 2024-12-24 02:09:48 INFO ::casa TAI_UTC (version date, last date in table (UTC)): 2024/12/02/15:15, 2017/01/01/00:00:00 2024-12-24 02:09:51 INFO phaseshift::::casa ########################################## 2024-12-24 02:09:51 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:09:51 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' ) 2024-12-24 02:09:52 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms 2024-12-24 02:09:52 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:09:52 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-12-24 02:09:52 INFO MSTransformManager::parseDataSelParams array selection is 1 2024-12-24 02:09:52 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:09:52 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:09:52 INFO MSTransformManager::initDataSelectionParams Selected Arrays Ids are [1] 2024-12-24 02:09:52 INFO MSTransformManager::open Select data 2024-12-24 02:09:52 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:09:52 SEVERE phaseshift::::casa MSSelectionNullSelection : The selected table has zero rows. 2024-12-24 02:09:52 INFO name:: No table opened. 2024-12-24 02:09:52 INFO name:: No table opened. 2024-12-24 02:09:52 SEVERE phaseshift::::casa Exception Reported: Error in phaseshift: MSSelectionNullSelection : The selected table has zero rows. 2024-12-24 02:09:52 INFO phaseshift::::casa Traceback (most recent call last): 2024-12-24 02:09:52 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-13324-16-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 97, in phaseshift 2024-12-24 02:09:52 INFO phaseshift::::casa+ mtlocal.open() 2024-12-24 02:09:52 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-13324-16-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/mstransformer.py", line 36, in open 2024-12-24 02:09:52 INFO phaseshift::::casa+ return self._swigobj.open() 2024-12-24 02:09:52 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-13324-16-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/__casac__/mstransformer.py", line 176, in open 2024-12-24 02:09:52 INFO phaseshift::::casa+ return _mstransformer.mstransformer_open(self) 2024-12-24 02:09:52 INFO phaseshift::::casa+ RuntimeError: MSSelectionNullSelection : The selected table has zero rows. 2024-12-24 02:09:52 INFO phaseshift::::casa+ 2024-12-24 02:09:52 INFO phaseshift::::casa+ During handling of the above exception, another exception occurred: 2024-12-24 02:09:52 INFO phaseshift::::casa+ 2024-12-24 02:09:52 INFO phaseshift::::casa+ Traceback (most recent call last): 2024-12-24 02:09:52 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-13324-16-py3.8.el8/lib/py/lib/python3.8/site-packages/casashell/private/phaseshift.py", line 556, in __call__ 2024-12-24 02:09:52 INFO phaseshift::::casa+ task_result = _phaseshift_t( _pc.document['vis'],_pc.document['outputvis'],_pc.document['keepmms'],_pc.document['field'],_pc.document['spw'],_pc.document['scan'],_pc.document['intent'],_pc.document['array'],_pc.document['observation'],_pc.document['datacolumn'],_pc.document['phasecenter'] ) 2024-12-24 02:09:52 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-13324-16-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 108, in phaseshift 2024-12-24 02:09:52 INFO phaseshift::::casa+ raise RuntimeError(str(instance)) 2024-12-24 02:09:52 INFO phaseshift::::casa+ RuntimeError: MSSelectionNullSelection : The selected table has zero rows. 2024-12-24 02:09:52 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:09:51.495855 End time: 2024-12-24 02:09:51.577508 2024-12-24 02:09:52 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:09:52 INFO phaseshift::::casa ########################################## 2024-12-24 02:09:52 INFO phaseshift::::casa ########################################## 2024-12-24 02:09:52 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:09:52 INFO phaseshift::::casa phaseshift( vis='nep_copy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='0', observation='', datacolumn='all', phasecenter='ICRS 00h06m14 -06d23m35' ) 2024-12-24 02:09:52 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms 2024-12-24 02:09:52 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:09:52 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-12-24 02:09:52 INFO MSTransformManager::parseDataSelParams array selection is 0 2024-12-24 02:09:52 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:09:52 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:09:52 INFO MSTransformManager::initDataSelectionParams Selected Arrays Ids are [0] 2024-12-24 02:09:52 INFO MSTransformManager::open Select data 2024-12-24 02:09:52 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:09:52 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM0_Pallas_57501.36900000.tab for output field Pallas 2024-12-24 02:09:52 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM1_Neptune_57501.36900000.tab for output field Neptune 2024-12-24 02:09:53 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 00h06m14 -06d23m35 successfully parsed 2024-12-24 02:09:53 INFO phaseshift::::casa Shift phase center 2024-12-24 02:09:53 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:09:51.579288 End time: 2024-12-24 02:09:53.323615 2024-12-24 02:09:53 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:09:53 INFO phaseshift::::casa ########################################## 2024-12-24 02:09:54 INFO phaseshift::::casa ########################################## 2024-12-24 02:09:54 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:09:54 INFO phaseshift::::casa phaseshift( vis='nep_copy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='MODEL', phasecenter='ICRS 00h06m14 -06d23m35' ) 2024-12-24 02:09:54 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms 2024-12-24 02:09:54 INFO MSTransformManager::parseMsSpecParams Data column is MODEL 2024-12-24 02:09:54 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-12-24 02:09:54 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:09:54 WARN MSTransformManager::checkDataColumnsToFill MODEL_DATA column requested but not available in input MS 2024-12-24 02:09:54 INFO MSTransformManager::open Select data 2024-12-24 02:09:54 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:09:54 SEVERE phaseshift::::casa Desired column (MODEL_DATA) not found in the input MS (/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/nep_copy.ms). 2024-12-24 02:09:54 INFO name:: No table opened. 2024-12-24 02:09:54 INFO name:: No table opened. 2024-12-24 02:09:54 SEVERE phaseshift::::casa Exception Reported: Error in phaseshift: Desired column (MODEL_DATA) not found in the input MS (/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/nep_copy.ms). 2024-12-24 02:09:54 INFO phaseshift::::casa Traceback (most recent call last): 2024-12-24 02:09:54 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-13324-16-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 97, in phaseshift 2024-12-24 02:09:54 INFO phaseshift::::casa+ mtlocal.open() 2024-12-24 02:09:54 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-13324-16-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/mstransformer.py", line 36, in open 2024-12-24 02:09:54 INFO phaseshift::::casa+ return self._swigobj.open() 2024-12-24 02:09:54 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-13324-16-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/__casac__/mstransformer.py", line 176, in open 2024-12-24 02:09:54 INFO phaseshift::::casa+ return _mstransformer.mstransformer_open(self) 2024-12-24 02:09:54 INFO phaseshift::::casa+ RuntimeError: Desired column (MODEL_DATA) not found in the input MS (/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/nep_copy.ms). 2024-12-24 02:09:54 INFO phaseshift::::casa+ 2024-12-24 02:09:54 INFO phaseshift::::casa+ During handling of the above exception, another exception occurred: 2024-12-24 02:09:54 INFO phaseshift::::casa+ 2024-12-24 02:09:54 INFO phaseshift::::casa+ Traceback (most recent call last): 2024-12-24 02:09:54 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-13324-16-py3.8.el8/lib/py/lib/python3.8/site-packages/casashell/private/phaseshift.py", line 556, in __call__ 2024-12-24 02:09:54 INFO phaseshift::::casa+ task_result = _phaseshift_t( _pc.document['vis'],_pc.document['outputvis'],_pc.document['keepmms'],_pc.document['field'],_pc.document['spw'],_pc.document['scan'],_pc.document['intent'],_pc.document['array'],_pc.document['observation'],_pc.document['datacolumn'],_pc.document['phasecenter'] ) 2024-12-24 02:09:54 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-13324-16-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 108, in phaseshift 2024-12-24 02:09:54 INFO phaseshift::::casa+ raise RuntimeError(str(instance)) 2024-12-24 02:09:54 INFO phaseshift::::casa+ RuntimeError: Desired column (MODEL_DATA) not found in the input MS (/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/nep_copy.ms). 2024-12-24 02:09:54 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:09:54.419807 End time: 2024-12-24 02:09:54.448485 2024-12-24 02:09:54 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:09:54 INFO phaseshift::::casa ########################################## 2024-12-24 02:09:55 INFO phaseshift::::casa ########################################## 2024-12-24 02:09:55 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:09:55 INFO phaseshift::::casa phaseshift( vis='Itziar_copy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='2', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 00h00m01 -29d55m40' ) 2024-12-24 02:09:55 INFO MSTransformManager::parseMsSpecParams Input file name is Itziar_copy.ms 2024-12-24 02:09:55 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:09:55 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-12-24 02:09:55 INFO MSTransformManager::parseDataSelParams field selection is 2 2024-12-24 02:09:55 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:09:55 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:09:55 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:09:55 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:09:55 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [2] 2024-12-24 02:09:55 INFO MSTransformManager::open Select data 2024-12-24 02:09:55 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:09:55 INFO MSTransformDataHandler::makeSelection 6125 out of 245000 rows are going to be considered due to the selection criteria. 2024-12-24 02:09:56 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 00h00m01 -29d55m40 successfully parsed 2024-12-24 02:09:56 INFO phaseshift::::casa Shift phase center 2024-12-24 02:09:56 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:09:55.272303 End time: 2024-12-24 02:09:55.691042 2024-12-24 02:09:56 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:09:56 INFO phaseshift::::casa ########################################## 2024-12-24 02:09:57 INFO phaseshift::::casa ########################################## 2024-12-24 02:09:57 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:09:57 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' ) 2024-12-24 02:09:57 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms 2024-12-24 02:09:57 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:09:57 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-12-24 02:09:57 INFO MSTransformManager::parseDataSelParams scan intent selection is *FLUX* 2024-12-24 02:09:57 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:09:57 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:09:57 INFO MSTransformManager::initDataSelectionParams Selected Scans Intents Ids are [12] 2024-12-24 02:09:57 INFO MSTransformManager::open Select data 2024-12-24 02:09:57 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:09:57 INFO MSTransformDataHandler::makeSelection 570 out of 6270 rows are going to be considered due to the selection criteria. 2024-12-24 02:09:57 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM0_Pallas_57501.36900000.tab for output field Pallas 2024-12-24 02:09:57 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM1_Neptune_57501.36900000.tab for output field Neptune 2024-12-24 02:09:58 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 00h06m14 -06d23m35 successfully parsed 2024-12-24 02:09:58 INFO phaseshift::::casa Shift phase center 2024-12-24 02:09:58 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:09:56.599552 End time: 2024-12-24 02:09:57.800279 2024-12-24 02:09:58 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:09:58 INFO phaseshift::::casa ########################################## 2024-12-24 02:09:59 INFO phaseshift::::casa ########################################## 2024-12-24 02:09:59 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:09:59 INFO phaseshift::::casa phaseshift( vis='mms_copy.mms', outputvis='phaseshiftout.ms', keepmms=False, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 05h30m48 13d31m48' ) 2024-12-24 02:09:59 INFO MSTransformManager::parseMsSpecParams Input file name is mms_copy.mms 2024-12-24 02:09:59 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:09:59 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-12-24 02:09:59 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:09:59 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:09:59 INFO MSTransformManager::open Select data 2024-12-24 02:09:59 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:09:59 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 05h30m48 13d31m48 successfully parsed 2024-12-24 02:09:59 INFO phaseshift::::casa Shift phase center 2024-12-24 02:10:00 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:09:58.799679 End time: 2024-12-24 02:09:59.524237 2024-12-24 02:10:00 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:10:00 INFO phaseshift::::casa ########################################## 2024-12-24 02:10:00 INFO phaseshift::::casa ########################################## 2024-12-24 02:10:00 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:10:00 INFO phaseshift::::casa phaseshift( vis='nep_copy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='1', datacolumn='all', phasecenter='ICRS 00h06m14 -06d23m35' ) 2024-12-24 02:10:00 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms 2024-12-24 02:10:00 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:10:00 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-12-24 02:10:00 INFO MSTransformManager::parseDataSelParams observation selection is 1 2024-12-24 02:10:00 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:10:00 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:10:00 INFO MSTransformManager::initDataSelectionParams Selected Observations Ids are [] 2024-12-24 02:10:00 INFO MSTransformManager::open Select data 2024-12-24 02:10:00 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:10:00 SEVERE phaseshift::::casa MSSelectionNullSelection : The selected table has zero rows. 2024-12-24 02:10:00 INFO name:: No table opened. 2024-12-24 02:10:00 INFO name:: No table opened. 2024-12-24 02:10:00 SEVERE phaseshift::::casa Exception Reported: Error in phaseshift: MSSelectionNullSelection : The selected table has zero rows. 2024-12-24 02:10:00 INFO phaseshift::::casa Traceback (most recent call last): 2024-12-24 02:10:00 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-13324-16-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 97, in phaseshift 2024-12-24 02:10:00 INFO phaseshift::::casa+ mtlocal.open() 2024-12-24 02:10:00 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-13324-16-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/mstransformer.py", line 36, in open 2024-12-24 02:10:00 INFO phaseshift::::casa+ return self._swigobj.open() 2024-12-24 02:10:00 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-13324-16-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/__casac__/mstransformer.py", line 176, in open 2024-12-24 02:10:00 INFO phaseshift::::casa+ return _mstransformer.mstransformer_open(self) 2024-12-24 02:10:00 INFO phaseshift::::casa+ RuntimeError: MSSelectionNullSelection : The selected table has zero rows. 2024-12-24 02:10:00 INFO phaseshift::::casa+ 2024-12-24 02:10:00 INFO phaseshift::::casa+ During handling of the above exception, another exception occurred: 2024-12-24 02:10:00 INFO phaseshift::::casa+ 2024-12-24 02:10:00 INFO phaseshift::::casa+ Traceback (most recent call last): 2024-12-24 02:10:00 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-13324-16-py3.8.el8/lib/py/lib/python3.8/site-packages/casashell/private/phaseshift.py", line 556, in __call__ 2024-12-24 02:10:00 INFO phaseshift::::casa+ task_result = _phaseshift_t( _pc.document['vis'],_pc.document['outputvis'],_pc.document['keepmms'],_pc.document['field'],_pc.document['spw'],_pc.document['scan'],_pc.document['intent'],_pc.document['array'],_pc.document['observation'],_pc.document['datacolumn'],_pc.document['phasecenter'] ) 2024-12-24 02:10:00 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-13324-16-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 108, in phaseshift 2024-12-24 02:10:00 INFO phaseshift::::casa+ raise RuntimeError(str(instance)) 2024-12-24 02:10:00 INFO phaseshift::::casa+ RuntimeError: MSSelectionNullSelection : The selected table has zero rows. 2024-12-24 02:10:00 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:10:00.438473 End time: 2024-12-24 02:10:00.479058 2024-12-24 02:10:00 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:10:00 INFO phaseshift::::casa ########################################## 2024-12-24 02:10:00 INFO phaseshift::::casa ########################################## 2024-12-24 02:10:00 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:10:00 INFO phaseshift::::casa phaseshift( vis='nep_copy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='0', datacolumn='all', phasecenter='ICRS 00h06m14 -06d23m35' ) 2024-12-24 02:10:00 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms 2024-12-24 02:10:00 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:10:00 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-12-24 02:10:00 INFO MSTransformManager::parseDataSelParams observation selection is 0 2024-12-24 02:10:00 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:10:01 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:10:01 INFO MSTransformManager::initDataSelectionParams Selected Observations Ids are [0] 2024-12-24 02:10:01 INFO MSTransformManager::open Select data 2024-12-24 02:10:01 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:10:01 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM0_Pallas_57501.36900000.tab for output field Pallas 2024-12-24 02:10:01 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM1_Neptune_57501.36900000.tab for output field Neptune 2024-12-24 02:10:02 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 00h06m14 -06d23m35 successfully parsed 2024-12-24 02:10:02 INFO phaseshift::::casa Shift phase center 2024-12-24 02:10:02 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:10:00.480220 End time: 2024-12-24 02:10:02.120958 2024-12-24 02:10:02 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:10:02 INFO phaseshift::::casa ########################################## 2024-12-24 02:10:03 INFO phaseshift::::casa ########################################## 2024-12-24 02:10:03 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:10:03 INFO phaseshift::::casa phaseshift( vis='datacopy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40d06m00' ) 2024-12-24 02:10:03 INFO MSTransformManager::parseMsSpecParams Input file name is datacopy.ms 2024-12-24 02:10:03 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:10:03 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-12-24 02:10:03 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:10:03 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:10:03 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:10:03 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:10:03 INFO MSTransformManager::open Select data 2024-12-24 02:10:03 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:10:04 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40d06m00 successfully parsed 2024-12-24 02:10:04 INFO phaseshift::::casa Shift phase center 2024-12-24 02:10:05 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:10:03.254247 End time: 2024-12-24 02:10:04.842623 2024-12-24 02:10:05 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:10:05 INFO phaseshift::::casa ########################################## 2024-12-24 02:10:06 INFO phaseshift::::casa ########################################## 2024-12-24 02:10:06 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:10:06 INFO phaseshift::::casa phaseshift( vis='nep_copy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='' ) 2024-12-24 02:10:06 SEVERE phaseshift::::casa Exception Reported: Error in phaseshift: phasecenter parameter must be specified 2024-12-24 02:10:06 INFO phaseshift::::casa Traceback (most recent call last): 2024-12-24 02:10:06 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-13324-16-py3.8.el8/lib/py/lib/python3.8/site-packages/casashell/private/phaseshift.py", line 556, in __call__ 2024-12-24 02:10:06 INFO phaseshift::::casa+ task_result = _phaseshift_t( _pc.document['vis'],_pc.document['outputvis'],_pc.document['keepmms'],_pc.document['field'],_pc.document['spw'],_pc.document['scan'],_pc.document['intent'],_pc.document['array'],_pc.document['observation'],_pc.document['datacolumn'],_pc.document['phasecenter'] ) 2024-12-24 02:10:06 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-13324-16-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 22, in phaseshift 2024-12-24 02:10:06 INFO phaseshift::::casa+ raise ValueError('phasecenter parameter must be specified') 2024-12-24 02:10:06 INFO phaseshift::::casa+ ValueError: phasecenter parameter must be specified 2024-12-24 02:10:06 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:10:05.806291 End time: 2024-12-24 02:10:05.807376 2024-12-24 02:10:06 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:10:06 INFO phaseshift::::casa ########################################## 2024-12-24 02:10:06 INFO phaseshift::::casa ########################################## 2024-12-24 02:10:06 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:10:06 INFO phaseshift::::casa phaseshift( vis='nep_copy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 00h06m14 -08d23m35' ) 2024-12-24 02:10:06 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms 2024-12-24 02:10:06 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:10:06 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-12-24 02:10:06 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:10:06 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:10:06 INFO MSTransformManager::open Select data 2024-12-24 02:10:06 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:10:06 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM0_Pallas_57501.36900000.tab for output field Pallas 2024-12-24 02:10:06 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM1_Neptune_57501.36900000.tab for output field Neptune 2024-12-24 02:10:07 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 00h06m14 -08d23m35 successfully parsed 2024-12-24 02:10:07 INFO phaseshift::::casa Shift phase center 2024-12-24 02:10:07 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:10:05.808555 End time: 2024-12-24 02:10:07.426770 2024-12-24 02:10:07 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:10:07 INFO phaseshift::::casa ########################################## 2024-12-24 02:10:08 INFO phaseshift::::casa ########################################## 2024-12-24 02:10:08 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:10:08 INFO phaseshift::::casa phaseshift( vis='datacopy.ms', outputvis='post_phaseshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40d06m00' ) 2024-12-24 02:10:08 INFO MSTransformManager::parseMsSpecParams Input file name is datacopy.ms 2024-12-24 02:10:08 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:10:08 INFO MSTransformManager::parseMsSpecParams Output file name is post_phaseshift.ms 2024-12-24 02:10:08 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:10:08 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:10:08 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:10:08 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:10:08 INFO MSTransformManager::open Select data 2024-12-24 02:10:08 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:10:09 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40d06m00 successfully parsed 2024-12-24 02:10:09 INFO phaseshift::::casa Shift phase center 2024-12-24 02:10:10 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:10:08.422026 End time: 2024-12-24 02:10:09.999404 2024-12-24 02:10:10 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:10:10 INFO phaseshift::::casa ########################################## 2024-12-24 02:10:10 INFO tclean::::casa ########################################## 2024-12-24 02:10:10 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:10:10 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 ) 2024-12-24 02:10:10 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:10:10 INFO SynthesisImagerVi2::selectData MS : datacopy.ms | [Opened in readonly mode] 2024-12-24 02:10:10 INFO SynthesisImagerVi2::selectData NRows selected : 63180 2024-12-24 02:10:10 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_pre] : 2024-12-24 02:10:10 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_pre] : 2024-12-24 02:10:10 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:10:10 INFO SynthesisImagerVi2::defineImage Shape: [2048, 2048, 1, 1] Spectral: [1.49998e+09] at [0] with increment [1.99998e+09] 2024-12-24 02:10:10 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im2_pre] with ftmachine: wprojectft 2024-12-24 02:10:10 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.3492 GB. Available mem.: 10.93 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:10:10 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:10:10 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im2_pre] : hogbom 2024-12-24 02:10:10 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:10:10 INFO WPConvFunc::findConvFunction W projection using 128 planes 2024-12-24 02:10:10 INFO WPConvFunc::findConvFunction Using maximum possible W = 10313.2 (wavelengths) 2024-12-24 02:10:10 INFO WPConvFunc::findConvFunction Typical wavelength = 0.299796 (m) 2024-12-24 02:10:10 INFO WPConvFunc::findConvFunction Scaling in W (at maximum W) = 0.639422 wavelengths per pixel 2024-12-24 02:10:51 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 2024-12-24 02:10:51 INFO WPConvFunc::findConvFunction Memory used in gridding function = 7 MB from maximum 15884 MB 2024-12-24 02:10:54 INFO SIImageStore::calcSensitivity [im2_pre] Theoretical sensitivity (Jy/bm):0.00204403 2024-12-24 02:10:54 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.082597 2024-12-24 02:10:54 INFO SIImageStore::printBeamSet Beam : 54.8469 arcsec, 48.7749 arcsec, 82.835 deg 2024-12-24 02:10:54 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:10:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:10:58 INFO task_tclean::SDAlgorithmBase::restore [im2_pre] : Restoring model image. 2024-12-24 02:10:58 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. 2024-12-24 02:10:58 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 54.8469 arcsec, 48.7749 arcsec, 82.835 deg 2024-12-24 02:10:58 INFO tclean::::casa Searching for images with prefix 'im2_pre'... Found these, writing history into them: ['im2_pre.sumwt', 'im2_pre.pb', 'im2_pre.psf', 'im2_pre.image', 'im2_pre.residual', 'im2_pre.model'] 2024-12-24 02:10:58 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:10:10.100893 End time: 2024-12-24 02:10:57.809578 2024-12-24 02:10:58 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:10:58 INFO tclean::::casa ########################################## 2024-12-24 02:10:58 INFO tclean::::casa ########################################## 2024-12-24 02:10:58 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:10:58 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 ) 2024-12-24 02:10:58 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:10:58 INFO SynthesisImagerVi2::selectData MS : post_phaseshift.ms | [Opened in readonly mode] 2024-12-24 02:10:58 INFO SynthesisImagerVi2::selectData NRows selected : 63180 2024-12-24 02:10:58 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_post_phaseshift] : 2024-12-24 02:10:58 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_post_phaseshift] : 2024-12-24 02:10:58 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:10:58 INFO SynthesisImagerVi2::defineImage Shape: [2048, 2048, 1, 1] Spectral: [1.49998e+09] at [0] with increment [1.99998e+09] 2024-12-24 02:10:58 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im2_post_phaseshift] with ftmachine: wprojectft 2024-12-24 02:10:58 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.3492 GB. Available mem.: 10.92 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:10:58 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:10:58 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im2_post_phaseshift] : hogbom 2024-12-24 02:10:58 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:10:58 INFO WPConvFunc::findConvFunction W projection using 128 planes 2024-12-24 02:10:58 INFO WPConvFunc::findConvFunction Using maximum possible W = 10313.2 (wavelengths) 2024-12-24 02:10:58 INFO WPConvFunc::findConvFunction Typical wavelength = 0.299796 (m) 2024-12-24 02:10:58 INFO WPConvFunc::findConvFunction Scaling in W (at maximum W) = 0.639422 wavelengths per pixel 2024-12-24 02:11:35 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 2024-12-24 02:11:35 INFO WPConvFunc::findConvFunction Memory used in gridding function = 7 MB from maximum 15884 MB 2024-12-24 02:11:38 INFO SIImageStore::calcSensitivity [im2_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00204403 2024-12-24 02:11:38 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.085706 2024-12-24 02:11:38 INFO SIImageStore::printBeamSet Beam : 54.3737 arcsec, 48.741 arcsec, 82.2249 deg 2024-12-24 02:11:38 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:11:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:11:41 INFO task_tclean::SDAlgorithmBase::restore [im2_post_phaseshift] : Restoring model image. 2024-12-24 02:11:41 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. 2024-12-24 02:11:42 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 54.3737 arcsec, 48.741 arcsec, 82.2249 deg 2024-12-24 02:11:42 INFO tclean::::casa Searching for images with prefix 'im2_post_phaseshift'... Found these, writing history into them: ['im2_post_phaseshift.psf', 'im2_post_phaseshift.image', 'im2_post_phaseshift.model', 'im2_post_phaseshift.sumwt', 'im2_post_phaseshift.residual', 'im2_post_phaseshift.pb'] 2024-12-24 02:11:42 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:10:57.872245 End time: 2024-12-24 02:11:41.729718 2024-12-24 02:11:42 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:11:42 INFO tclean::::casa ########################################## 2024-12-24 02:11:42 INFO tclean::::casa ########################################## 2024-12-24 02:11:42 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:11:42 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 ) 2024-12-24 02:11:42 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:11:42 INFO SynthesisImagerVi2::selectData MS : post_phaseshift.ms | [Opened in readonly mode] 2024-12-24 02:11:42 INFO SynthesisImagerVi2::selectData NRows selected : 63180 2024-12-24 02:11:42 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_post_phaseshift_tclean_phasecenter] : 2024-12-24 02:11:42 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_post_phaseshift_tclean_phasecenter] : 2024-12-24 02:11:42 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:11:42 INFO SynthesisImagerVi2::defineImage Shape: [2048, 2048, 1, 1] Spectral: [1.49998e+09] at [0] with increment [1.99998e+09] 2024-12-24 02:11:42 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im2_post_phaseshift_tclean_phasecenter] with ftmachine: wprojectft 2024-12-24 02:11:42 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.3492 GB. Available mem.: 10.94 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:11:42 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:11:42 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im2_post_phaseshift_tclean_phasecenter] : hogbom 2024-12-24 02:11:42 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:11:42 INFO WPConvFunc::findConvFunction W projection using 128 planes 2024-12-24 02:11:42 INFO WPConvFunc::findConvFunction Using maximum possible W = 10313.2 (wavelengths) 2024-12-24 02:11:42 INFO WPConvFunc::findConvFunction Typical wavelength = 0.299796 (m) 2024-12-24 02:11:42 INFO WPConvFunc::findConvFunction Scaling in W (at maximum W) = 0.639422 wavelengths per pixel 2024-12-24 02:12:19 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 2024-12-24 02:12:19 INFO WPConvFunc::findConvFunction Memory used in gridding function = 7 MB from maximum 15884 MB 2024-12-24 02:12:22 INFO SIImageStore::calcSensitivity [im2_post_phaseshift_tclean_phasecenter] Theoretical sensitivity (Jy/bm):0.00204403 2024-12-24 02:12:22 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.086905 2024-12-24 02:12:22 INFO SIImageStore::printBeamSet Beam : 54.8469 arcsec, 48.775 arcsec, 82.8349 deg 2024-12-24 02:12:22 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:12:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:12:25 INFO task_tclean::SDAlgorithmBase::restore [im2_post_phaseshift_tclean_phasecenter] : Restoring model image. 2024-12-24 02:12:25 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. 2024-12-24 02:12:25 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 54.8469 arcsec, 48.775 arcsec, 82.8349 deg 2024-12-24 02:12:25 INFO tclean::::casa Searching for images with prefix 'im2_post_phaseshift_tclean_phasecenter'... Found these, writing history into them: ['im2_post_phaseshift_tclean_phasecenter.residual', 'im2_post_phaseshift_tclean_phasecenter.pb', 'im2_post_phaseshift_tclean_phasecenter.sumwt', 'im2_post_phaseshift_tclean_phasecenter.model', 'im2_post_phaseshift_tclean_phasecenter.image', 'im2_post_phaseshift_tclean_phasecenter.psf'] 2024-12-24 02:12:25 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:11:41.798673 End time: 2024-12-24 02:12:25.349114 2024-12-24 02:12:25 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:12:25 INFO tclean::::casa ########################################## 2024-12-24 02:12:27 INFO phaseshift::::casa ########################################## 2024-12-24 02:12:27 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:12:27 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' ) 2024-12-24 02:12:27 INFO MSTransformManager::parseMsSpecParams Input file name is ngc_copy.ms 2024-12-24 02:12:27 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:12:27 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-12-24 02:12:27 INFO MSTransformManager::parseDataSelParams spw selection is 1 2024-12-24 02:12:27 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:12:27 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:12:27 INFO MSTransformManager::initDataSelectionParams Selected SPWs Ids are Axis Lengths: [1, 4] (NB: Matrix in Row/Column order) 2024-12-24 02:12:27 INFO MSTransformManager::initDataSelectionParams+ [1, 0, 4, 1] 2024-12-24 02:12:27 INFO MSTransformManager::open Select data 2024-12-24 02:12:27 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:12:27 INFO MSTransformDataHandler::makeSelection 13338 out of 26676 rows are going to be considered due to the selection criteria. 2024-12-24 02:12:27 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 23h11m54 61d10m54 successfully parsed 2024-12-24 02:12:27 INFO phaseshift::::casa Shift phase center 2024-12-24 02:12:28 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:12:26.996216 End time: 2024-12-24 02:12:27.511042 2024-12-24 02:12:28 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:12:28 INFO phaseshift::::casa ########################################## 2024-12-24 02:12:29 INFO phaseshift::::casa ########################################## 2024-12-24 02:12:29 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:12:29 INFO phaseshift::::casa phaseshift( vis='datacopy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40d06m00' ) 2024-12-24 02:12:29 INFO MSTransformManager::parseMsSpecParams Input file name is datacopy.ms 2024-12-24 02:12:29 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:12:29 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-12-24 02:12:29 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:12:29 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:12:29 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:12:29 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:12:29 INFO MSTransformManager::open Select data 2024-12-24 02:12:29 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:12:29 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40d06m00 successfully parsed 2024-12-24 02:12:29 INFO phaseshift::::casa Shift phase center 2024-12-24 02:12:30 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:12:28.519732 End time: 2024-12-24 02:12:30.168937 2024-12-24 02:12:30 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:12:30 INFO phaseshift::::casa ########################################## 2024-12-24 02:12:31 INFO phaseshift::::casa ########################################## 2024-12-24 02:12:31 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:12:31 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='0', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40.108888889deg' ) 2024-12-24 02:12:31 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:12:31 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:12:31 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:12:31 INFO MSTransformManager::parseDataSelParams field selection is 0 2024-12-24 02:12:31 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:12:31 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:12:31 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:12:31 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:12:31 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [0] 2024-12-24 02:12:31 INFO MSTransformManager::open Select data 2024-12-24 02:12:31 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:12:31 INFO MSTransformDataHandler::makeSelection 3510 out of 7020 rows are going to be considered due to the selection criteria. 2024-12-24 02:12:31 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40.108888889deg successfully parsed 2024-12-24 02:12:31 INFO phaseshift::::casa Shift phase center 2024-12-24 02:12:31 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:12:30.707511 End time: 2024-12-24 02:12:31.149034 2024-12-24 02:12:31 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:12:31 INFO phaseshift::::casa ########################################## 2024-12-24 02:12:31 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms... 2024-12-24 02:12:31 INFO tclean::::casa ########################################## 2024-12-24 02:12:31 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:12:31 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-12-24 02:12:31 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:12:31 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:12:31 INFO SynthesisImagerVi2::selectData NRows selected : 3510 2024-12-24 02:12:32 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:12:32 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:12:32 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:12:32 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99981e+08] at [0] with increment [9.99998e+07] 2024-12-24 02:12:32 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:12:32 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.94 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:12:32 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:12:32 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:12:32 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:12:32 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.0119352 2024-12-24 02:12:32 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.011921 2024-12-24 02:12:32 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.8546 arcsec, 77.1301 arcsec, -77.9234 deg 2024-12-24 02:12:32 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:12:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:12:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:12:32 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:12:32 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:12:32 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:12:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6347251534461975, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:12:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.634725, CycleNiter=20, Gain=0.3 2024-12-24 02:12:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:12:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:12:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:12:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:12:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07467404007911682, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:12:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.074674, CycleNiter=14, Gain=0.3 2024-12-24 02:12:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692058, Reached cyclethreshold. 2024-12-24 02:12:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:12:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:12:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692053, over full image : 0.0692053 2024-12-24 02:12:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.00878525897860527, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:12:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00878526, CycleNiter=8, Gain=0.3 2024-12-24 02:12:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692053->0.00814193, Reached cyclethreshold. 2024-12-24 02:12:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:12:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:12:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814184, over full image : 0.00814184 2024-12-24 02:12:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0010335649130865932, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:12:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00103356, CycleNiter=2, Gain=0.3 2024-12-24 02:12:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814184->0.00279265, Reached cycleniter. 2024-12-24 02:12:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:12:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:12:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279276, over full image : 0.00279276 2024-12-24 02:12:33 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:12:33 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:12:33 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:12:33 INFO SIImageStore::restore Beam for chan : 0 : 88.8546 arcsec, 77.1301 arcsec, -77.9234 deg 2024-12-24 02:12:33 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:12:33 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:12:31.385109 End time: 2024-12-24 02:12:32.709198 2024-12-24 02:12:33 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:12:33 INFO tclean::::casa ########################################## 2024-12-24 02:12:33 INFO imstat::::casa ########################################## 2024-12-24 02:12:33 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:12:33 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-12-24 02:12:33 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:12:33 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:12:33 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:12:33 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:12:33 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:12:33 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) 2024-12-24 02:12:33 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:12:33 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:12:33 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:12:33 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:12:33 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.888, +39.49.25.864, I, 9.99981e+08Hz 2024-12-24 02:12:33 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.069, +40.23.25.888, I, 9.99981e+08Hz 2024-12-24 02:12:33 INFO imstat:::: Values --- 2024-12-24 02:12:33 INFO imstat:::: -- flux density [flux]: 4.99409 Jy 2024-12-24 02:12:33 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:12:33 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:12:33 INFO imstat:::: -- minimum value [min]: -0.00012283 Jy/beam 2024-12-24 02:12:33 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 124, 0, 0] 2024-12-24 02:12:33 INFO imstat:::: -- position of min value (pixel) [minpos]: [100, 55, 0, 0] 2024-12-24 02:12:33 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 9.99981e+08Hz 2024-12-24 02:12:33 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:09.479, +39.56.47.897, I, 9.99981e+08Hz 2024-12-24 02:12:33 INFO imstat:::: -- Sum of pixel values [sum]: 605.961 Jy/beam 2024-12-24 02:12:33 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1516.75 Jy/beam.Jy/beam 2024-12-24 02:12:33 INFO imstat:::: Statistics --- 2024-12-24 02:12:33 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00924623 Jy/beam 2024-12-24 02:12:33 INFO imstat:::: -- Variance of the pixel values : 0.0230586 Jy/beam 2024-12-24 02:12:33 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.15185 Jy/beam 2024-12-24 02:12:33 INFO imstat:::: -- Root mean square [rms]: 0.152131 Jy/beam 2024-12-24 02:12:33 INFO imstat:::: -- Median of the pixel values [median]: -2.09007e-05 Jy/beam 2024-12-24 02:12:33 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 3.00259e-05 Jy/beam 2024-12-24 02:12:33 INFO imstat:::: -- IQR [quartile]: 6.1616e-05 Jy/beam 2024-12-24 02:12:33 INFO imstat:::: -- First quartile [q1]: -4.79744e-05 Jy/beam 2024-12-24 02:12:33 INFO imstat:::: -- Third quartile [q3]: 1.36416e-05 Jy/beam 2024-12-24 02:12:33 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:12:33 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:12:33 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:12:33 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:12:33 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:12:33 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:12:33 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 2024-12-24 02:12:33 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:12:32.736197 End time: 2024-12-24 02:12:32.776744 2024-12-24 02:12:33 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:12:33 INFO imstat::::casa ########################################## 2024-12-24 02:12:33 INFO phaseshift::::casa ########################################## 2024-12-24 02:12:33 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:12:33 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' ) 2024-12-24 02:12:33 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:12:33 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:12:33 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:12:33 INFO MSTransformManager::parseDataSelParams field selection is fake 2024-12-24 02:12:33 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:12:33 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:12:33 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:12:33 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:12:33 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [0] 2024-12-24 02:12:33 INFO MSTransformManager::open Select data 2024-12-24 02:12:33 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:12:33 INFO MSTransformDataHandler::makeSelection 3510 out of 7020 rows are going to be considered due to the selection criteria. 2024-12-24 02:12:33 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40.108888889deg successfully parsed 2024-12-24 02:12:33 INFO phaseshift::::casa Shift phase center 2024-12-24 02:12:33 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:12:32.797626 End time: 2024-12-24 02:12:33.215104 2024-12-24 02:12:33 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:12:33 INFO phaseshift::::casa ########################################## 2024-12-24 02:12:33 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms... 2024-12-24 02:12:33 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data.ms... 2024-12-24 02:12:33 INFO tclean::::casa ########################################## 2024-12-24 02:12:33 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:12:33 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-12-24 02:12:33 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:12:33 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:12:33 INFO SynthesisImagerVi2::selectData NRows selected : 3510 2024-12-24 02:12:33 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:12:33 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:12:33 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:12:33 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99981e+08] at [0] with increment [9.99998e+07] 2024-12-24 02:12:33 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:12:33 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.94 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:12:33 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:12:33 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:12:33 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:12:34 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.0119352 2024-12-24 02:12:34 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.018389 2024-12-24 02:12:34 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.8546 arcsec, 77.1301 arcsec, -77.9234 deg 2024-12-24 02:12:34 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:12:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:12:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:12:34 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:12:34 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:12:34 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:12:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6347251534461975, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:12:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.634725, CycleNiter=20, Gain=0.3 2024-12-24 02:12:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:12:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:12:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:12:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:12:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07467404007911682, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:12:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.074674, CycleNiter=14, Gain=0.3 2024-12-24 02:12:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692058, Reached cyclethreshold. 2024-12-24 02:12:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:12:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:12:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692053, over full image : 0.0692053 2024-12-24 02:12:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.00878525897860527, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:12:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00878526, CycleNiter=8, Gain=0.3 2024-12-24 02:12:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692053->0.00814193, Reached cyclethreshold. 2024-12-24 02:12:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:12:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:12:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814184, over full image : 0.00814184 2024-12-24 02:12:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0010335649130865932, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:12:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00103356, CycleNiter=2, Gain=0.3 2024-12-24 02:12:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814184->0.00279265, Reached cycleniter. 2024-12-24 02:12:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:12:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:12:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279276, over full image : 0.00279276 2024-12-24 02:12:34 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:12:34 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:12:34 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:12:34 INFO SIImageStore::restore Beam for chan : 0 : 88.8546 arcsec, 77.1301 arcsec, -77.9234 deg 2024-12-24 02:12:34 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:12:35 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:12:33.309202 End time: 2024-12-24 02:12:34.509220 2024-12-24 02:12:35 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:12:35 INFO tclean::::casa ########################################## 2024-12-24 02:12:35 INFO imstat::::casa ########################################## 2024-12-24 02:12:35 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:12:35 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 ) 2024-12-24 02:12:35 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:12:35 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:12:35 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:12:35 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:12:35 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:12:35 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) 2024-12-24 02:12:35 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:12:35 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:12:35 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:12:35 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:12:35 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.888, +39.49.25.864, I, 9.99981e+08Hz 2024-12-24 02:12:35 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.069, +40.23.25.888, I, 9.99981e+08Hz 2024-12-24 02:12:35 INFO imstat:::: Values --- 2024-12-24 02:12:35 INFO imstat:::: -- flux density [flux]: 4.99409 Jy 2024-12-24 02:12:35 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:12:35 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:12:35 INFO imstat:::: -- minimum value [min]: -0.00012283 Jy/beam 2024-12-24 02:12:35 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 124, 0, 0] 2024-12-24 02:12:35 INFO imstat:::: -- position of min value (pixel) [minpos]: [100, 55, 0, 0] 2024-12-24 02:12:35 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 9.99981e+08Hz 2024-12-24 02:12:35 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:09.479, +39.56.47.897, I, 9.99981e+08Hz 2024-12-24 02:12:35 INFO imstat:::: -- Sum of pixel values [sum]: 605.961 Jy/beam 2024-12-24 02:12:35 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1516.75 Jy/beam.Jy/beam 2024-12-24 02:12:35 INFO imstat:::: Statistics --- 2024-12-24 02:12:35 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00924623 Jy/beam 2024-12-24 02:12:35 INFO imstat:::: -- Variance of the pixel values : 0.0230586 Jy/beam 2024-12-24 02:12:35 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.15185 Jy/beam 2024-12-24 02:12:35 INFO imstat:::: -- Root mean square [rms]: 0.152131 Jy/beam 2024-12-24 02:12:35 INFO imstat:::: -- Median of the pixel values [median]: -2.09007e-05 Jy/beam 2024-12-24 02:12:35 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 3.00259e-05 Jy/beam 2024-12-24 02:12:35 INFO imstat:::: -- IQR [quartile]: 6.1616e-05 Jy/beam 2024-12-24 02:12:35 INFO imstat:::: -- First quartile [q1]: -4.79744e-05 Jy/beam 2024-12-24 02:12:35 INFO imstat:::: -- Third quartile [q3]: 1.36416e-05 Jy/beam 2024-12-24 02:12:35 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:12:35 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:12:35 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:12:35 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:12:35 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:12:35 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:12:35 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 2024-12-24 02:12:35 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:12:34.511838 End time: 2024-12-24 02:12:34.531036 2024-12-24 02:12:35 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:12:35 INFO imstat::::casa ########################################## 2024-12-24 02:12:35 INFO phaseshift::::casa ########################################## 2024-12-24 02:12:35 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:12:35 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 19h53m50 40.108888889deg' ) 2024-12-24 02:12:35 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:12:35 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:12:35 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:12:35 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:12:35 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:12:35 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:12:35 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:12:35 INFO MSTransformManager::open Select data 2024-12-24 02:12:35 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:12:35 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40.108888889deg successfully parsed 2024-12-24 02:12:35 INFO phaseshift::::casa Shift phase center 2024-12-24 02:12:35 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:12:34.542617 End time: 2024-12-24 02:12:35.035238 2024-12-24 02:12:35 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:12:35 INFO phaseshift::::casa ########################################## 2024-12-24 02:12:35 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms... 2024-12-24 02:12:35 INFO tclean::::casa ########################################## 2024-12-24 02:12:35 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:12:35 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-12-24 02:12:35 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:12:35 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:12:35 INFO SynthesisImagerVi2::selectData NRows selected : 7020 2024-12-24 02:12:35 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:12:35 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:12:35 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:12:35 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:12:35 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:12:35 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.93 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:12:35 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:12:35 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:12:35 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:12:36 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00843949 2024-12-24 02:12:36 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.017418 2024-12-24 02:12:36 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.9193 arcsec, 77.6082 arcsec, 88.5528 deg 2024-12-24 02:12:36 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:12:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:12:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:12:36 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:12:36 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:12:36 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:12:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6069034934043884, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:12:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.606903, CycleNiter=20, Gain=0.3 2024-12-24 02:12:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:12:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:12:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:12:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:12:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07140088081359863, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:12:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0714009, CycleNiter=14, Gain=0.3 2024-12-24 02:12:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692058, Reached cyclethreshold. 2024-12-24 02:12:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:12:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:12:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692053, over full image : 0.0692053 2024-12-24 02:12:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.00840018317103386, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:12:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00840018, CycleNiter=8, Gain=0.3 2024-12-24 02:12:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692053->0.00814193, Reached cyclethreshold. 2024-12-24 02:12:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:12:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:12:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814189, over full image : 0.00814189 2024-12-24 02:12:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009882674785330892, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:12:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000988267, CycleNiter=2, Gain=0.3 2024-12-24 02:12:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814189->0.00279267, Reached cycleniter. 2024-12-24 02:12:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:12:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:12:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0027928, over full image : 0.0027928 2024-12-24 02:12:37 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:12:37 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:12:37 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:12:37 INFO SIImageStore::restore Beam for chan : 0 : 88.9193 arcsec, 77.6082 arcsec, 88.5528 deg 2024-12-24 02:12:37 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:12:37 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:12:35.223936 End time: 2024-12-24 02:12:36.818822 2024-12-24 02:12:37 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:12:37 INFO tclean::::casa ########################################## 2024-12-24 02:12:37 INFO imstat::::casa ########################################## 2024-12-24 02:12:37 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:12:37 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 ) 2024-12-24 02:12:37 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:12:37 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:12:37 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:12:37 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:12:37 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:12:37 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) 2024-12-24 02:12:37 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:12:37 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:12:37 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:12:37 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:12:37 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.888, +39.49.25.864, I, 999981604.64Hz 2024-12-24 02:12:37 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.069, +40.23.25.888, I, 999981604.64Hz 2024-12-24 02:12:37 INFO imstat:::: Values --- 2024-12-24 02:12:37 INFO imstat:::: -- flux density [flux]: 4.99444 Jy 2024-12-24 02:12:37 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:12:37 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:12:37 INFO imstat:::: -- minimum value [min]: -9.70533e-05 Jy/beam 2024-12-24 02:12:37 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 124, 0, 0] 2024-12-24 02:12:37 INFO imstat:::: -- position of min value (pixel) [minpos]: [158, 70, 0, 0] 2024-12-24 02:12:37 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981604.64Hz 2024-12-24 02:12:37 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:29.120, +39.58.47.882, I, 999981604.64Hz 2024-12-24 02:12:37 INFO imstat:::: -- Sum of pixel values [sum]: 610.203 Jy/beam 2024-12-24 02:12:37 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1527.26 Jy/beam.Jy/beam 2024-12-24 02:12:37 INFO imstat:::: Statistics --- 2024-12-24 02:12:37 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00931096 Jy/beam 2024-12-24 02:12:37 INFO imstat:::: -- Variance of the pixel values : 0.0232178 Jy/beam 2024-12-24 02:12:37 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152374 Jy/beam 2024-12-24 02:12:37 INFO imstat:::: -- Root mean square [rms]: 0.152657 Jy/beam 2024-12-24 02:12:37 INFO imstat:::: -- Median of the pixel values [median]: -1.85752e-05 Jy/beam 2024-12-24 02:12:37 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.83975e-05 Jy/beam 2024-12-24 02:12:37 INFO imstat:::: -- IQR [quartile]: 3.74524e-05 Jy/beam 2024-12-24 02:12:37 INFO imstat:::: -- First quartile [q1]: -3.53147e-05 Jy/beam 2024-12-24 02:12:37 INFO imstat:::: -- Third quartile [q3]: 2.13765e-06 Jy/beam 2024-12-24 02:12:37 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:12:37 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:12:37 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:12:37 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:12:37 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:12:37 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:12:37 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 2024-12-24 02:12:37 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:12:36.821494 End time: 2024-12-24 02:12:36.841455 2024-12-24 02:12:37 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:12:37 INFO imstat::::casa ########################################## 2024-12-24 02:12:37 INFO phaseshift::::casa ########################################## 2024-12-24 02:12:37 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:12:37 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' ) 2024-12-24 02:12:37 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:12:37 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:12:37 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:12:37 INFO MSTransformManager::parseDataSelParams field selection is 1 2024-12-24 02:12:37 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:12:37 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:12:37 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:12:37 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:12:37 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [1] 2024-12-24 02:12:37 INFO MSTransformManager::open Select data 2024-12-24 02:12:37 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:12:37 INFO MSTransformDataHandler::makeSelection 3510 out of 7020 rows are going to be considered due to the selection criteria. 2024-12-24 02:12:37 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 50.108888889deg successfully parsed 2024-12-24 02:12:37 INFO phaseshift::::casa Shift phase center 2024-12-24 02:12:37 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:12:36.853883 End time: 2024-12-24 02:12:37.281865 2024-12-24 02:12:37 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:12:37 INFO phaseshift::::casa ########################################## 2024-12-24 02:12:37 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms... 2024-12-24 02:12:38 INFO tclean::::casa ########################################## 2024-12-24 02:12:38 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:12:38 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 ) 2024-12-24 02:12:38 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:12:38 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:12:38 INFO SynthesisImagerVi2::selectData NRows selected : 3510 2024-12-24 02:12:38 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:12:38 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:12:38 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:12:38 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99968e+08] at [0] with increment [9.99982e+07] 2024-12-24 02:12:38 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:12:38 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.94 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:12:38 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:12:38 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:12:38 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:12:38 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.0119352 2024-12-24 02:12:38 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.013712 2024-12-24 02:12:38 INFO task_tclean::SIImageStore::printBeamSet Beam : 89.6341 arcsec, 77.7728 arcsec, 83.0376 deg 2024-12-24 02:12:38 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:12:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:12:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 0.290316 2024-12-24 02:12:38 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:12:38 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:12:38 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.290316, over full image : 0.290316 2024-12-24 02:12:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.03697436675429344, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:12:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0369744, CycleNiter=20, Gain=0.3 2024-12-24 02:12:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->20 [20], model=0->1.38616, peakres=0.290316->0.18329, Reached cycleniter. 2024-12-24 02:12:38 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:12:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:12:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.180075, over full image : 0.180075 2024-12-24 02:12:38 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:12:38 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:12:38 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:12:38 INFO SIImageStore::restore Beam for chan : 0 : 89.6341 arcsec, 77.7728 arcsec, 83.0376 deg 2024-12-24 02:12:38 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:12:38 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:12:37.599241 End time: 2024-12-24 02:12:38.488071 2024-12-24 02:12:38 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:12:38 INFO tclean::::casa ########################################## 2024-12-24 02:12:38 INFO imstat::::casa ########################################## 2024-12-24 02:12:38 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:12:38 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-12-24 02:12:39 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:12:39 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:12:39 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:12:39 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:12:39 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:12:39 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) 2024-12-24 02:12:39 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:12:39 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:12:39 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:12:39 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:12:39 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:35.817, +49.49.24.973, I, 9.99968e+08Hz 2024-12-24 02:12:39 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:03.760, +50.23.24.993, I, 9.99968e+08Hz 2024-12-24 02:12:39 INFO imstat:::: Values --- 2024-12-24 02:12:39 INFO imstat:::: -- flux density [flux]: -0.242513 Jy 2024-12-24 02:12:39 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:12:39 INFO imstat:::: -- maximum value [max]: 0.285872 Jy/beam 2024-12-24 02:12:39 INFO imstat:::: -- minimum value [min]: -0.1468 Jy/beam 2024-12-24 02:12:39 INFO imstat:::: -- position of max value (pixel) [maxpos]: [54, 120, 0, 0] 2024-12-24 02:12:39 INFO imstat:::: -- position of min value (pixel) [minpos]: [148, 28, 0, 0] 2024-12-24 02:12:39 INFO imstat:::: -- position of max value (world) [maxposf]: 19:54:51.516, +50.05.26.984, I, 9.99968e+08Hz 2024-12-24 02:12:39 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:33.445, +49.53.11.924, I, 9.99968e+08Hz 2024-12-24 02:12:39 INFO imstat:::: -- Sum of pixel values [sum]: -29.9309 Jy/beam 2024-12-24 02:12:39 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 233.452 Jy/beam.Jy/beam 2024-12-24 02:12:39 INFO imstat:::: Statistics --- 2024-12-24 02:12:39 INFO imstat:::: -- Mean of the pixel values [mean]: -0.00045671 Jy/beam 2024-12-24 02:12:39 INFO imstat:::: -- Variance of the pixel values : 0.00356204 Jy/beam 2024-12-24 02:12:39 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.0596828 Jy/beam 2024-12-24 02:12:39 INFO imstat:::: -- Root mean square [rms]: 0.0596841 Jy/beam 2024-12-24 02:12:39 INFO imstat:::: -- Median of the pixel values [median]: -0.00646386 Jy/beam 2024-12-24 02:12:39 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.0391011 Jy/beam 2024-12-24 02:12:39 INFO imstat:::: -- IQR [quartile]: 0.0789052 Jy/beam 2024-12-24 02:12:39 INFO imstat:::: -- First quartile [q1]: -0.0432754 Jy/beam 2024-12-24 02:12:39 INFO imstat:::: -- Third quartile [q3]: 0.0356299 Jy/beam 2024-12-24 02:12:39 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:12:39 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:12:39 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:12:39 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:12:39 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:12:39 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:12:39 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 2024-12-24 02:12:39 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:12:38.492391 End time: 2024-12-24 02:12:38.523092 2024-12-24 02:12:39 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:12:39 INFO imstat::::casa ########################################## 2024-12-24 02:12:39 INFO phaseshift::::casa ########################################## 2024-12-24 02:12:39 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:12:39 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' ) 2024-12-24 02:12:39 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:12:39 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:12:39 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:12:39 INFO MSTransformManager::parseDataSelParams field selection is pretend 2024-12-24 02:12:39 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:12:39 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:12:39 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:12:39 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:12:39 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [1] 2024-12-24 02:12:39 INFO MSTransformManager::open Select data 2024-12-24 02:12:39 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:12:39 INFO MSTransformDataHandler::makeSelection 3510 out of 7020 rows are going to be considered due to the selection criteria. 2024-12-24 02:12:39 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 50.108888889deg successfully parsed 2024-12-24 02:12:39 INFO phaseshift::::casa Shift phase center 2024-12-24 02:12:39 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:12:38.539859 End time: 2024-12-24 02:12:38.994738 2024-12-24 02:12:39 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:12:39 INFO phaseshift::::casa ########################################## 2024-12-24 02:12:39 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms... 2024-12-24 02:12:39 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data.ms... 2024-12-24 02:12:39 INFO tclean::::casa ########################################## 2024-12-24 02:12:39 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:12:39 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-12-24 02:12:39 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:12:39 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:12:39 INFO SynthesisImagerVi2::selectData NRows selected : 3510 2024-12-24 02:12:39 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:12:39 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:12:39 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:12:39 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99968e+08] at [0] with increment [9.99982e+07] 2024-12-24 02:12:39 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:12:39 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.93 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:12:39 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:12:39 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:12:39 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:12:39 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.0119352 2024-12-24 02:12:39 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010634 2024-12-24 02:12:39 INFO task_tclean::SIImageStore::printBeamSet Beam : 89.6341 arcsec, 77.7728 arcsec, 83.0376 deg 2024-12-24 02:12:39 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:12:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:12:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 0.290316 2024-12-24 02:12:39 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:12:39 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:12:39 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.290316, over full image : 0.290316 2024-12-24 02:12:39 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.03697436675429344, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:12:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0369744, CycleNiter=20, Gain=0.3 2024-12-24 02:12:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->20 [20], model=0->1.38616, peakres=0.290316->0.18329, Reached cycleniter. 2024-12-24 02:12:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:12:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:12:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.180075, over full image : 0.180075 2024-12-24 02:12:40 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:12:40 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:12:40 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:12:40 INFO SIImageStore::restore Beam for chan : 0 : 89.6341 arcsec, 77.7728 arcsec, 83.0376 deg 2024-12-24 02:12:40 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:12:40 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:12:39.064488 End time: 2024-12-24 02:12:39.793947 2024-12-24 02:12:40 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:12:40 INFO tclean::::casa ########################################## 2024-12-24 02:12:40 INFO imstat::::casa ########################################## 2024-12-24 02:12:40 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:12:40 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-12-24 02:12:40 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:12:40 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:12:40 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:12:40 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:12:40 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:12:40 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:35.817, +49.49.24.973, I, 9.99968e+08Hz to 19:52:03.760, +50.23.24.993, I, 9.99968e+08Hz) 2024-12-24 02:12:40 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:12:40 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:12:40 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:12:40 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:12:40 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:35.817, +49.49.24.973, I, 9.99968e+08Hz 2024-12-24 02:12:40 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:03.760, +50.23.24.993, I, 9.99968e+08Hz 2024-12-24 02:12:40 INFO imstat:::: Values --- 2024-12-24 02:12:40 INFO imstat:::: -- flux density [flux]: -0.242513 Jy 2024-12-24 02:12:40 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:12:40 INFO imstat:::: -- maximum value [max]: 0.285872 Jy/beam 2024-12-24 02:12:40 INFO imstat:::: -- minimum value [min]: -0.1468 Jy/beam 2024-12-24 02:12:40 INFO imstat:::: -- position of max value (pixel) [maxpos]: [54, 120, 0, 0] 2024-12-24 02:12:40 INFO imstat:::: -- position of min value (pixel) [minpos]: [148, 28, 0, 0] 2024-12-24 02:12:40 INFO imstat:::: -- position of max value (world) [maxposf]: 19:54:51.516, +50.05.26.984, I, 9.99968e+08Hz 2024-12-24 02:12:40 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:33.445, +49.53.11.924, I, 9.99968e+08Hz 2024-12-24 02:12:40 INFO imstat:::: -- Sum of pixel values [sum]: -29.9309 Jy/beam 2024-12-24 02:12:40 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 233.452 Jy/beam.Jy/beam 2024-12-24 02:12:40 INFO imstat:::: Statistics --- 2024-12-24 02:12:40 INFO imstat:::: -- Mean of the pixel values [mean]: -0.00045671 Jy/beam 2024-12-24 02:12:40 INFO imstat:::: -- Variance of the pixel values : 0.00356204 Jy/beam 2024-12-24 02:12:40 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.0596828 Jy/beam 2024-12-24 02:12:40 INFO imstat:::: -- Root mean square [rms]: 0.0596841 Jy/beam 2024-12-24 02:12:40 INFO imstat:::: -- Median of the pixel values [median]: -0.00646386 Jy/beam 2024-12-24 02:12:40 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.0391011 Jy/beam 2024-12-24 02:12:40 INFO imstat:::: -- IQR [quartile]: 0.0789052 Jy/beam 2024-12-24 02:12:40 INFO imstat:::: -- First quartile [q1]: -0.0432754 Jy/beam 2024-12-24 02:12:40 INFO imstat:::: -- Third quartile [q3]: 0.0356299 Jy/beam 2024-12-24 02:12:40 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:12:40 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:12:40 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:12:40 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:12:40 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:12:40 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:12:40 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 -2.993095e+01 -4.567100e-04 5.968411e-02 5.968282e-02 -1.468002e-01 2.858716e-01 2024-12-24 02:12:40 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:12:39.796505 End time: 2024-12-24 02:12:39.815411 2024-12-24 02:12:40 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:12:40 INFO imstat::::casa ########################################## 2024-12-24 02:12:40 INFO tclean::::casa ########################################## 2024-12-24 02:12:40 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:12:40 INFO tclean::::casa tclean( vis='sim_data.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_orig', imsize=2048, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='wproject', facets=1, psfphasecenter='', wprojplanes=128, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-12-24 02:12:40 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:12:40 INFO SynthesisImagerVi2::selectData MS : sim_data.ms | [Opened in readonly mode] 2024-12-24 02:12:40 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:12:40 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_orig] : 2024-12-24 02:12:40 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_orig] : 2024-12-24 02:12:40 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:12:40 INFO SynthesisImagerVi2::defineImage Shape: [2048, 2048, 1, 1] Spectral: [9.99981e+08] at [0] with increment [1e+08] 2024-12-24 02:12:40 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_orig] with ftmachine: wprojectft 2024-12-24 02:12:40 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.3492 GB. Available mem.: 10.94 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:12:40 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:12:40 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_orig] : hogbom 2024-12-24 02:12:40 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:12:40 INFO task_tclean::WPConvFunc::findConvFunction W projection using 128 planes 2024-12-24 02:12:40 INFO task_tclean::WPConvFunc::findConvFunction Using maximum possible W = 6445.78 (wavelengths) 2024-12-24 02:12:40 INFO task_tclean::WPConvFunc::findConvFunction Typical wavelength = 0.299799 (m) 2024-12-24 02:12:40 INFO task_tclean::WPConvFunc::findConvFunction Scaling in W (at maximum W) = 0.399639 wavelengths per pixel 2024-12-24 02:13:15 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 2024-12-24 02:13:15 INFO task_tclean::WPConvFunc::findConvFunction Memory used in gridding function = 14 MB from maximum 15884 MB 2024-12-24 02:13:17 INFO task_tclean::SIImageStore::calcSensitivity [im_orig] Theoretical sensitivity (Jy/bm):0.00889437 2024-12-24 02:13:17 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.096855 2024-12-24 02:13:17 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.6975 arcsec, 77.5413 arcsec, -89.6046 deg 2024-12-24 02:13:17 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:13:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:13:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 4.94899 2024-12-24 02:13:20 INFO SynthesisDeconvolver::setupMask [im_orig] Initializing new mask to 1.0 for the full image 2024-12-24 02:13:20 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 % ] 2024-12-24 02:13:21 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 4.94899, over full image : 4.94899 2024-12-24 02:13:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.5971387624740601, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:21 INFO SDAlgorithmBase::deconvolve [im_orig] Run Hogbom minor-cycle | CycleThreshold=0.597139, CycleNiter=20, Gain=0.3 2024-12-24 02:13:21 INFO SDAlgorithmBase::deconvolve [im_orig] iters=0->7 [7], model=0->4.6028, peakres=4.94899->0.435227, Reached cyclethreshold. 2024-12-24 02:13:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 7 iterations. 2024-12-24 02:13:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:13:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.45574, over full image : 0.45574 2024-12-24 02:13:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 13, 'cyclethreshold': 0.05498892068862915, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:25 INFO SDAlgorithmBase::deconvolve [im_orig] Run Hogbom minor-cycle | CycleThreshold=0.0549889, CycleNiter=13, Gain=0.3 2024-12-24 02:13:26 INFO SDAlgorithmBase::deconvolve [im_orig] iters=0->7 [7], model=4.6028->5.02619, peakres=0.45574->0.0435268, Reached cyclethreshold. 2024-12-24 02:13:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 14 iterations. 2024-12-24 02:13:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:13:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0416506, over full image : 0.0416506 2024-12-24 02:13:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 6, 'cyclethreshold': 0.005025505553930998, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:30 INFO SDAlgorithmBase::deconvolve [im_orig] Run Hogbom minor-cycle | CycleThreshold=0.00502551, CycleNiter=6, Gain=0.3 2024-12-24 02:13:30 INFO SDAlgorithmBase::deconvolve [im_orig] iters=0->6 [6], model=5.02619->5.04001, peakres=0.0416506->0.0226678, Reached cycleniter. 2024-12-24 02:13:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:13:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:13:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.022671, over full image : 0.022671 2024-12-24 02:13:35 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:13:35 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:13:35 INFO SDAlgorithmBase::restore [im_orig] : Restoring model image. 2024-12-24 02:13:35 INFO SIImageStore::restore Beam for chan : 0 : 88.6975 arcsec, 77.5413 arcsec, -89.6046 deg 2024-12-24 02:13:36 INFO tclean::::casa Searching for images with prefix 'im_orig'... Found these, writing history into them: ['im_orig.sumwt', 'im_orig.mask', 'im_orig.model', 'im_orig.pb', 'im_orig.image', 'im_orig.psf', 'im_orig.residual'] 2024-12-24 02:13:36 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:12:40.007075 End time: 2024-12-24 02:13:35.785829 2024-12-24 02:13:36 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:13:36 INFO tclean::::casa ########################################## 2024-12-24 02:13:36 INFO imstat::::casa ########################################## 2024-12-24 02:13:36 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:13:36 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 ) 2024-12-24 02:13:36 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:13:36 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:13:36 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:13:36 INFO imstat::image::statistics Determining stats for image im_orig.image 2024-12-24 02:13:36 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:13:36 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) 2024-12-24 02:13:36 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:13:36 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:13:36 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:13:36 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [2047, 2047, 0, 0] 2024-12-24 02:13:36 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 20:11:05.220, +38.21.11.967, I, 999980841.3Hz 2024-12-24 02:13:36 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:47:03.322, +42.54.02.996, I, 999980841.3Hz 2024-12-24 02:13:36 INFO imstat:::: Values --- 2024-12-24 02:13:36 INFO imstat:::: -- flux density [flux]: 5.2713 Jy 2024-12-24 02:13:36 INFO imstat:::: -- number of points [npts]: 4.1943e+06 2024-12-24 02:13:36 INFO imstat:::: -- maximum value [max]: 4.97713 Jy/beam 2024-12-24 02:13:36 INFO imstat:::: -- minimum value [min]: -0.022671 Jy/beam 2024-12-24 02:13:36 INFO imstat:::: -- position of max value (pixel) [maxpos]: [1509, 773, 0, 0] 2024-12-24 02:13:36 INFO imstat:::: -- position of min value (pixel) [minpos]: [1708, 965, 0, 0] 2024-12-24 02:13:36 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.302, +40.06.02.372, I, 999980841.3Hz 2024-12-24 02:13:36 INFO imstat:::: -- position of min value (world) [minposf]: 19:51:28.525, +40.31.07.260, I, 999980841.3Hz 2024-12-24 02:13:36 INFO imstat:::: -- Sum of pixel values [sum]: 641.87 Jy/beam 2024-12-24 02:13:36 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1619.58 Jy/beam.Jy/beam 2024-12-24 02:13:36 INFO imstat:::: Statistics --- 2024-12-24 02:13:36 INFO imstat:::: -- Mean of the pixel values [mean]: 0.000153034 Jy/beam 2024-12-24 02:13:36 INFO imstat:::: -- Variance of the pixel values : 0.000386116 Jy/beam 2024-12-24 02:13:36 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.0196498 Jy/beam 2024-12-24 02:13:36 INFO imstat:::: -- Root mean square [rms]: 0.0196504 Jy/beam 2024-12-24 02:13:36 INFO imstat:::: -- Median of the pixel values [median]: 4.61875e-06 Jy/beam 2024-12-24 02:13:36 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.003161 Jy/beam 2024-12-24 02:13:36 INFO imstat:::: -- IQR [quartile]: 0.00632194 Jy/beam 2024-12-24 02:13:36 INFO imstat:::: -- First quartile [q1]: -0.00315521 Jy/beam 2024-12-24 02:13:36 INFO imstat:::: -- Third quartile [q3]: 0.00316673 Jy/beam 2024-12-24 02:13:36 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:13:36 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:13:36 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:13:36 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:13:36 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:13:36 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:13:36 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 2024-12-24 02:13:36 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:13:35.794338 End time: 2024-12-24 02:13:36.170566 2024-12-24 02:13:36 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:13:36 INFO imstat::::casa ########################################## 2024-12-24 02:13:36 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:13:36 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:13:36 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) 2024-12-24 02:13:36 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:13:36 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:13:36 2024****** 2024-12-24 02:13:36 INFO ImageFitter::fit+ 2024-12-24 02:13:36 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:13:36 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_orig.image 2024-12-24 02:13:36 INFO ImageFitter::fit+ --- region: 2024-12-24 02:13:36 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:13:36 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:13:36 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:13:36 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:13:36 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:13:36 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:13:36 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:13:36 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) 2024-12-24 02:13:36 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:13:36 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:13:36 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:13:36 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:13:36 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29832 Jy 2024-12-24 02:13:36 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.00459192 Jy 2024-12-24 02:13:36 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85855 Jy 2024-12-24 02:13:36 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00458731 Jy 2024-12-24 02:13:36 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:36 INFO ImageFitter::_fitLoop+ Fit on im_orig.image component 0 2024-12-24 02:13:36 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:13:36 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.9885 +/- 0.0032 s (0.0367 arcsec along great circle) 2024-12-24 02:13:36 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.0594 +/- 0.0281 arcsec 2024-12-24 02:13:36 INFO ImageFitter::_fitLoop+ --- ra: 1509.4535 +/- 0.0046 pixels 2024-12-24 02:13:36 INFO ImageFitter::_fitLoop+ --- dec: 772.7181 +/- 0.0035 pixels 2024-12-24 02:13:36 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:36 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:13:36 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.4778 +/- 0.0014 arcmin 2024-12-24 02:13:36 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.2915 +/- 0.0011 arcmin 2024-12-24 02:13:36 INFO ImageFitter::_fitLoop+ --- position angle: 89.42 +/- 0.26 deg 2024-12-24 02:13:36 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:36 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:13:36 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.70 arcsec 2024-12-24 02:13:36 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.54 arcsec 2024-12-24 02:13:36 INFO ImageFitter::_fitLoop+ --- position angle: -89.60 deg 2024-12-24 02:13:36 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:13:36 INFO ImageFitter::_fitLoop+ Component is a point source 2024-12-24 02:13:36 INFO ImageFitter::_fitLoop+ An upper limit on its size cannot be determined 2024-12-24 02:13:36 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:36 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:13:36 INFO ImageFitter::_fitLoop+ --- Integrated: 5.0049 +/- 0.0079 Jy 2024-12-24 02:13:36 INFO ImageFitter::_fitLoop+ --- Peak: 5.0102 +/- 0.0046 Jy/beam 2024-12-24 02:13:36 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:13:36 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:36 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:13:36 INFO ImageFitter::_fitLoop+ --- frequency: 999.9808 MHz (29.97982 cm) 2024-12-24 02:13:36 INFO phaseshift::::casa ########################################## 2024-12-24 02:13:36 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:13:36 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40d06m00' ) 2024-12-24 02:13:36 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:13:36 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:13:36 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:13:36 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:13:36 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:13:36 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:13:36 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:13:36 INFO MSTransformManager::open Select data 2024-12-24 02:13:36 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:13:37 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40d06m00 successfully parsed 2024-12-24 02:13:37 INFO phaseshift::::casa Shift phase center 2024-12-24 02:13:37 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:13:36.284985 End time: 2024-12-24 02:13:36.769730 2024-12-24 02:13:37 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:13:37 INFO phaseshift::::casa ########################################## 2024-12-24 02:13:37 INFO tclean::::casa ########################################## 2024-12-24 02:13:37 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:13:37 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 ) 2024-12-24 02:13:37 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:13:37 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:13:37 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:13:37 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:13:37 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:13:37 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:13:37 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:13:37 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:13:37 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:13:37 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:13:37 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:13:37 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:13:37 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:13:37 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010633 2024-12-24 02:13:37 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:13:37 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:13:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:13:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:13:37 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:13:37 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:13:37 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:13:37 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:13:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:13:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:13:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:13:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:13:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:13:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:13:38 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:13:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:13:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:13:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:13:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:13:38 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:13:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:13:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:13:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-12-24 02:13:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:13:38 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:13:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:13:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:13:38 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:13:38 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:13:38 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:13:38 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:13:38 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:13:38 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:13:36.880090 End time: 2024-12-24 02:13:38.218265 2024-12-24 02:13:38 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:13:38 INFO tclean::::casa ########################################## 2024-12-24 02:13:38 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:13:38 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:13:38 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) 2024-12-24 02:13:38 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:13:38 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:13:38 2024****** 2024-12-24 02:13:38 INFO ImageFitter::fit+ 2024-12-24 02:13:38 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:13:38 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:13:38 INFO ImageFitter::fit+ --- region: 2024-12-24 02:13:38 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:13:38 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:13:38 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:13:38 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:13:38 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:13:38 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:13:38 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:13:38 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) 2024-12-24 02:13:38 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:13:38 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:13:38 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:13:38 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:13:38 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:13:38 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-12-24 02:13:38 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:13:38 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy 2024-12-24 02:13:38 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:38 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:13:38 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:13:38 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:13:38 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-12-24 02:13:38 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-12-24 02:13:38 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-12-24 02:13:38 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:38 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:13:38 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:13:38 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:13:38 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:13:38 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:38 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:13:38 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:13:38 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:13:38 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:13:38 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:13:38 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:13:38 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:13:38 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:13:38 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:38 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:13:38 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:13:38 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:13:38 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:13:38 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:38 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:13:38 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:13:38 INFO imstat::::casa ########################################## 2024-12-24 02:13:38 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:13:38 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 ) 2024-12-24 02:13:38 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:13:38 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:13:38 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:13:38 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:13:38 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:13:38 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) 2024-12-24 02:13:38 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:13:38 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:13:38 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:13:38 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:13:38 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:13:38 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:13:38 INFO imstat:::: Values --- 2024-12-24 02:13:38 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:13:38 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:13:38 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:13:38 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam 2024-12-24 02:13:38 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:13:38 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:13:38 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:13:38 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-12-24 02:13:38 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:13:38 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:13:38 INFO imstat:::: Statistics --- 2024-12-24 02:13:38 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:13:38 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:13:38 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:13:38 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:13:38 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam 2024-12-24 02:13:38 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam 2024-12-24 02:13:38 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam 2024-12-24 02:13:38 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam 2024-12-24 02:13:38 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam 2024-12-24 02:13:38 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:13:38 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:13:38 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:13:38 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:13:38 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:13:38 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:13:38 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777660e-05 4.999996e+00 2024-12-24 02:13:38 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:13:38.257224 End time: 2024-12-24 02:13:38.276813 2024-12-24 02:13:38 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:13:38 INFO imstat::::casa ########################################## 2024-12-24 02:13:38 INFO phaseshift::::casa ########################################## 2024-12-24 02:13:38 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:13:38 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 02:40:24.0000' ) 2024-12-24 02:13:38 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:13:38 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:13:38 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:13:38 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:13:38 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:13:38 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:13:38 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:13:38 INFO MSTransformManager::open Select data 2024-12-24 02:13:38 INFO MSTransformManager::createOutputMSStructure Create output MS structure NOTE: you provided the Declination/Latitude value "02:40:24.0000" which is understood to be in units of hours. If you meant degrees, please replace ":" by ".". 2024-12-24 02:13:39 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 02:40:24.0000 successfully parsed 2024-12-24 02:13:39 INFO phaseshift::::casa Shift phase center 2024-12-24 02:13:39 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:13:38.289769 End time: 2024-12-24 02:13:38.770582 2024-12-24 02:13:39 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:13:39 INFO phaseshift::::casa ########################################## 2024-12-24 02:13:39 INFO tclean::::casa ########################################## 2024-12-24 02:13:39 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:13:39 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 ) 2024-12-24 02:13:39 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:13:39 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:13:39 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:13:39 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:13:39 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:13:39 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:13:39 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:13:39 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:13:39 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:13:39 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:13:39 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:13:39 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:13:39 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:13:39 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010231 2024-12-24 02:13:39 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:13:39 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:13:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:13:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:13:39 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:13:39 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:13:39 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:13:39 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:13:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:13:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:13:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:13:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:13:39 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:13:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:13:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:13:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:13:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:13:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:13:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:13:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:13:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:13:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:13:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-12-24 02:13:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:13:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:13:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:13:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:13:40 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:13:40 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:13:40 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:13:40 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:13:40 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:13:40 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:13:38.821633 End time: 2024-12-24 02:13:40.159210 2024-12-24 02:13:40 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:13:40 INFO tclean::::casa ########################################## 2024-12-24 02:13:40 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:13:40 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:13:40 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) 2024-12-24 02:13:40 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:13:40 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:13:40 2024****** 2024-12-24 02:13:40 INFO ImageFitter::fit+ 2024-12-24 02:13:40 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:13:40 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:13:40 INFO ImageFitter::fit+ --- region: 2024-12-24 02:13:40 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:13:40 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:13:40 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:13:40 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:13:40 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:13:40 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:13:40 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:13:40 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) 2024-12-24 02:13:40 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:13:40 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:13:40 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:13:40 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:13:40 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:13:40 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-12-24 02:13:40 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:13:40 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy 2024-12-24 02:13:40 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:40 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:13:40 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:13:40 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:13:40 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-12-24 02:13:40 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-12-24 02:13:40 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-12-24 02:13:40 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:40 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:13:40 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:13:40 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:13:40 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:13:40 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:40 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:13:40 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:13:40 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:13:40 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:13:40 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:13:40 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:13:40 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:13:40 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:13:40 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:40 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:13:40 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:13:40 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:13:40 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:13:40 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:40 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:13:40 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:13:40 INFO imstat::::casa ########################################## 2024-12-24 02:13:40 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:13:40 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 ) 2024-12-24 02:13:40 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:13:40 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:13:40 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:13:40 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:13:40 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:13:40 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) 2024-12-24 02:13:40 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:13:40 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:13:40 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:13:40 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:13:40 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:13:40 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:13:40 INFO imstat:::: Values --- 2024-12-24 02:13:40 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:13:40 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:13:40 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:13:40 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam 2024-12-24 02:13:40 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:13:40 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:13:40 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:13:40 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-12-24 02:13:40 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:13:40 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:13:40 INFO imstat:::: Statistics --- 2024-12-24 02:13:40 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:13:40 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:13:40 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:13:40 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:13:40 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam 2024-12-24 02:13:40 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam 2024-12-24 02:13:40 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam 2024-12-24 02:13:40 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam 2024-12-24 02:13:40 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam 2024-12-24 02:13:40 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:13:40 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:13:40 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:13:40 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:13:40 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:13:40 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:13:40 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777660e-05 4.999996e+00 2024-12-24 02:13:40 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:13:40.206557 End time: 2024-12-24 02:13:40.226295 2024-12-24 02:13:40 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:13:40 INFO imstat::::casa ########################################## 2024-12-24 02:13:40 INFO phaseshift::::casa ########################################## 2024-12-24 02:13:40 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:13:40 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40.100000000deg' ) 2024-12-24 02:13:40 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:13:40 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:13:40 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:13:40 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:13:40 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:13:40 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:13:40 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:13:40 INFO MSTransformManager::open Select data 2024-12-24 02:13:40 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:13:40 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40.100000000deg successfully parsed 2024-12-24 02:13:40 INFO phaseshift::::casa Shift phase center 2024-12-24 02:13:41 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:13:40.239344 End time: 2024-12-24 02:13:40.694501 2024-12-24 02:13:41 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:13:41 INFO phaseshift::::casa ########################################## 2024-12-24 02:13:41 INFO tclean::::casa ########################################## 2024-12-24 02:13:41 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:13:41 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 ) 2024-12-24 02:13:41 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:13:41 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:13:41 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:13:41 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:13:41 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:13:41 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:13:41 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:13:41 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:13:41 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:13:41 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:13:41 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:13:41 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:13:41 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:13:41 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010171 2024-12-24 02:13:41 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:13:41 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:13:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:13:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:13:41 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:13:41 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:13:41 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:13:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:13:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:13:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:13:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:13:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:13:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:13:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:13:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:13:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:13:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:13:42 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:13:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:13:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:13:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:13:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:13:42 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-12-24 02:13:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:13:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:13:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:13:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:13:42 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:13:42 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:13:42 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:13:42 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:13:42 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:13:42 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:13:40.722518 End time: 2024-12-24 02:13:42.152258 2024-12-24 02:13:42 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:13:42 INFO tclean::::casa ########################################## 2024-12-24 02:13:42 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:13:42 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:13:42 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) 2024-12-24 02:13:42 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:13:42 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:13:42 2024****** 2024-12-24 02:13:42 INFO ImageFitter::fit+ 2024-12-24 02:13:42 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:13:42 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:13:42 INFO ImageFitter::fit+ --- region: 2024-12-24 02:13:42 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:13:42 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:13:42 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:13:42 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:13:42 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:13:42 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:13:42 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:13:42 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) 2024-12-24 02:13:42 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:13:42 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:13:42 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:13:42 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:13:42 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:13:42 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-12-24 02:13:42 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:13:42 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy 2024-12-24 02:13:42 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:42 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:13:42 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:13:42 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:13:42 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-12-24 02:13:42 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-12-24 02:13:42 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-12-24 02:13:42 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:42 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:13:42 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:13:42 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:13:42 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:13:42 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:42 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:13:42 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:13:42 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:13:42 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:13:42 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:13:42 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:13:42 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:13:42 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:13:42 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:42 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:13:42 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:13:42 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:13:42 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:13:42 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:42 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:13:42 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:13:42 INFO imstat::::casa ########################################## 2024-12-24 02:13:42 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:13:42 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 ) 2024-12-24 02:13:42 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:13:42 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:13:42 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:13:42 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:13:42 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:13:42 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-12-24 02:13:42 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:13:42 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:13:42 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:13:42 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:13:42 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:13:42 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:13:42 INFO imstat:::: Values --- 2024-12-24 02:13:42 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:13:42 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:13:42 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:13:42 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam 2024-12-24 02:13:42 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:13:42 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:13:42 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:13:42 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-12-24 02:13:42 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:13:42 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:13:42 INFO imstat:::: Statistics --- 2024-12-24 02:13:42 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:13:42 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:13:42 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:13:42 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:13:42 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam 2024-12-24 02:13:42 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam 2024-12-24 02:13:42 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam 2024-12-24 02:13:42 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam 2024-12-24 02:13:42 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam 2024-12-24 02:13:42 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:13:42 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:13:42 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:13:42 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:13:42 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:13:42 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:13:42 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777660e-05 4.999996e+00 2024-12-24 02:13:42 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:13:42.192187 End time: 2024-12-24 02:13:42.210918 2024-12-24 02:13:42 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:13:42 INFO imstat::::casa ########################################## 2024-12-24 02:13:42 INFO phaseshift::::casa ########################################## 2024-12-24 02:13:42 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:13:42 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 0.699877030rad' ) 2024-12-24 02:13:42 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:13:42 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:13:42 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:13:42 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:13:42 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:13:42 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:13:42 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:13:42 INFO MSTransformManager::open Select data 2024-12-24 02:13:42 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:13:42 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 0.699877030rad successfully parsed 2024-12-24 02:13:42 INFO phaseshift::::casa Shift phase center 2024-12-24 02:13:43 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:13:42.223949 End time: 2024-12-24 02:13:42.608923 2024-12-24 02:13:43 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:13:43 INFO phaseshift::::casa ########################################## 2024-12-24 02:13:43 INFO tclean::::casa ########################################## 2024-12-24 02:13:43 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:13:43 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 ) 2024-12-24 02:13:43 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:13:43 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:13:43 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:13:43 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:13:43 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:13:43 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:13:43 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:13:43 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:13:43 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:13:43 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:13:43 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:13:43 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:13:43 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:13:43 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.017099 2024-12-24 02:13:43 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:13:43 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:13:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:13:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:13:43 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:13:43 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:13:43 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:13:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:13:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:13:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:13:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:13:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:13:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:13:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:13:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:13:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:13:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:13:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:13:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:13:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:13:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:13:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:13:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-12-24 02:13:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:13:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:13:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:13:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:13:44 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:13:44 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:13:44 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:13:44 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:13:44 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:13:44 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:13:42.637523 End time: 2024-12-24 02:13:44.270574 2024-12-24 02:13:44 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:13:44 INFO tclean::::casa ########################################## 2024-12-24 02:13:44 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:13:44 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:13:44 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) 2024-12-24 02:13:44 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:13:44 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:13:44 2024****** 2024-12-24 02:13:44 INFO ImageFitter::fit+ 2024-12-24 02:13:44 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:13:44 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:13:44 INFO ImageFitter::fit+ --- region: 2024-12-24 02:13:44 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:13:44 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:13:44 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:13:44 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:13:44 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:13:44 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:13:44 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:13:44 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) 2024-12-24 02:13:44 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:13:44 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:13:44 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:13:44 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:13:44 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:13:44 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-12-24 02:13:44 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:13:44 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126486 Jy 2024-12-24 02:13:44 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:44 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:13:44 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:13:44 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:13:44 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec 2024-12-24 02:13:44 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-12-24 02:13:44 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels 2024-12-24 02:13:44 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:44 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:13:44 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:13:44 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:13:44 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:13:44 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:44 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:13:44 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:13:44 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:13:44 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:13:44 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:13:44 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:13:44 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:13:44 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:13:44 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:44 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:13:44 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:13:44 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:13:44 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:13:44 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:44 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:13:44 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:13:44 INFO imstat::::casa ########################################## 2024-12-24 02:13:44 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:13:44 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 ) 2024-12-24 02:13:44 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:13:44 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:13:44 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:13:44 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:13:44 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:13:44 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) 2024-12-24 02:13:44 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:13:44 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:13:44 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:13:44 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:13:44 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:13:44 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:13:44 INFO imstat:::: Values --- 2024-12-24 02:13:44 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:13:44 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:13:44 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:13:44 INFO imstat:::: -- minimum value [min]: -7.77764e-05 Jy/beam 2024-12-24 02:13:44 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:13:44 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-12-24 02:13:44 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:13:44 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-12-24 02:13:44 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:13:44 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:13:44 INFO imstat:::: Statistics --- 2024-12-24 02:13:44 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:13:44 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:13:44 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:13:44 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:13:44 INFO imstat:::: -- Median of the pixel values [median]: -1.86664e-05 Jy/beam 2024-12-24 02:13:44 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam 2024-12-24 02:13:44 INFO imstat:::: -- IQR [quartile]: 3.56255e-05 Jy/beam 2024-12-24 02:13:44 INFO imstat:::: -- First quartile [q1]: -3.45078e-05 Jy/beam 2024-12-24 02:13:44 INFO imstat:::: -- Third quartile [q3]: 1.11764e-06 Jy/beam 2024-12-24 02:13:44 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:13:44 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:13:44 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:13:44 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:13:44 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:13:44 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:13:44 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 2024-12-24 02:13:44 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:13:44.325570 End time: 2024-12-24 02:13:44.344787 2024-12-24 02:13:44 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:13:44 INFO imstat::::casa ########################################## 2024-12-24 02:13:44 INFO phaseshift::::casa ########################################## 2024-12-24 02:13:44 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:13:44 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19:53:50.0000 40d06m00' ) 2024-12-24 02:13:44 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:13:44 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:13:44 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:13:44 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:13:44 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:13:44 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:13:44 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:13:44 INFO MSTransformManager::open Select data 2024-12-24 02:13:44 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:13:45 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19:53:50.0000 40d06m00 successfully parsed 2024-12-24 02:13:45 INFO phaseshift::::casa Shift phase center 2024-12-24 02:13:45 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:13:44.357612 End time: 2024-12-24 02:13:44.886078 2024-12-24 02:13:45 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:13:45 INFO phaseshift::::casa ########################################## 2024-12-24 02:13:45 INFO tclean::::casa ########################################## 2024-12-24 02:13:45 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:13:45 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 ) 2024-12-24 02:13:45 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:13:45 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:13:45 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:13:45 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:13:45 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:13:45 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:13:45 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:13:45 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:13:45 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:13:45 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:13:45 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:13:45 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:13:45 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:13:45 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.014811 2024-12-24 02:13:45 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:13:45 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:13:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:13:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:13:46 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:13:46 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:13:46 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:13:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:13:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:13:46 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:13:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:13:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:13:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:13:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:13:46 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:13:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:13:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:13:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:13:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:13:46 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:13:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:13:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:13:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-12-24 02:13:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:13:46 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:13:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:13:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:13:46 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:13:46 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:13:46 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:13:47 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:13:47 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:13:47 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:13:44.946913 End time: 2024-12-24 02:13:46.632453 2024-12-24 02:13:47 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:13:47 INFO tclean::::casa ########################################## 2024-12-24 02:13:47 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:13:47 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:13:47 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-12-24 02:13:47 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:13:47 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:13:47 2024****** 2024-12-24 02:13:47 INFO ImageFitter::fit+ 2024-12-24 02:13:47 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:13:47 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:13:47 INFO ImageFitter::fit+ --- region: 2024-12-24 02:13:47 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:13:47 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:13:47 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:13:47 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:13:47 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:13:47 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:13:47 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:13:47 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-12-24 02:13:47 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:13:47 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:13:47 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:13:47 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:13:47 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:13:47 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-12-24 02:13:47 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:13:47 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy 2024-12-24 02:13:47 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:47 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:13:47 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:13:47 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:13:47 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-12-24 02:13:47 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-12-24 02:13:47 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-12-24 02:13:47 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:47 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:13:47 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:13:47 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:13:47 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:13:47 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:47 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:13:47 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:13:47 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:13:47 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:13:47 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:13:47 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:13:47 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:13:47 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:13:47 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:47 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:13:47 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:13:47 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:13:47 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:13:47 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:47 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:13:47 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:13:47 INFO imstat::::casa ########################################## 2024-12-24 02:13:47 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:13:47 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-12-24 02:13:47 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:13:47 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:13:47 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:13:47 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:13:47 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:13:47 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-12-24 02:13:47 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:13:47 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:13:47 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:13:47 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:13:47 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:13:47 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:13:47 INFO imstat:::: Values --- 2024-12-24 02:13:47 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:13:47 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:13:47 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:13:47 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam 2024-12-24 02:13:47 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:13:47 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:13:47 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:13:47 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-12-24 02:13:47 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:13:47 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:13:47 INFO imstat:::: Statistics --- 2024-12-24 02:13:47 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:13:47 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:13:47 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:13:47 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:13:47 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam 2024-12-24 02:13:47 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam 2024-12-24 02:13:47 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam 2024-12-24 02:13:47 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam 2024-12-24 02:13:47 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam 2024-12-24 02:13:47 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:13:47 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:13:47 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:13:47 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:13:47 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:13:47 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:13:47 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 2024-12-24 02:13:47 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:13:46.672047 End time: 2024-12-24 02:13:46.690719 2024-12-24 02:13:47 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:13:47 INFO imstat::::casa ########################################## 2024-12-24 02:13:47 INFO phaseshift::::casa ########################################## 2024-12-24 02:13:47 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:13:47 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19:53:50.0000 02:40:24.0000' ) 2024-12-24 02:13:47 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:13:47 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:13:47 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:13:47 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:13:47 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:13:47 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:13:47 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:13:47 INFO MSTransformManager::open Select data 2024-12-24 02:13:47 INFO MSTransformManager::createOutputMSStructure Create output MS structure NOTE: you provided the Declination/Latitude value "02:40:24.0000" which is understood to be in units of hours. If you meant degrees, please replace ":" by ".". 2024-12-24 02:13:47 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19:53:50.0000 02:40:24.0000 successfully parsed 2024-12-24 02:13:47 INFO phaseshift::::casa Shift phase center 2024-12-24 02:13:47 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:13:46.703599 End time: 2024-12-24 02:13:47.210537 2024-12-24 02:13:47 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:13:47 INFO phaseshift::::casa ########################################## 2024-12-24 02:13:47 INFO tclean::::casa ########################################## 2024-12-24 02:13:47 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:13:47 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 ) 2024-12-24 02:13:47 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:13:47 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:13:47 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:13:47 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:13:47 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:13:47 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:13:47 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:13:47 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:13:47 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:13:47 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:13:47 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:13:47 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:13:47 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:13:48 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010073 2024-12-24 02:13:48 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:13:48 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:13:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:13:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:13:48 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:13:48 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:13:48 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:13:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:13:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:13:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:13:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:13:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:13:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:13:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:13:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:13:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:13:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:13:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:13:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:13:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:13:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:13:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:13:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-12-24 02:13:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:13:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:13:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:13:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:13:48 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:13:48 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:13:48 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:13:49 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:13:49 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:13:49 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:13:47.254397 End time: 2024-12-24 02:13:48.653296 2024-12-24 02:13:49 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:13:49 INFO tclean::::casa ########################################## 2024-12-24 02:13:49 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:13:49 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:13:49 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-12-24 02:13:49 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:13:49 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:13:49 2024****** 2024-12-24 02:13:49 INFO ImageFitter::fit+ 2024-12-24 02:13:49 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:13:49 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:13:49 INFO ImageFitter::fit+ --- region: 2024-12-24 02:13:49 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:13:49 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:13:49 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:13:49 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:13:49 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:13:49 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:13:49 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:13:49 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-12-24 02:13:49 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:13:49 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:13:49 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:13:49 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:13:49 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:13:49 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-12-24 02:13:49 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:13:49 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy 2024-12-24 02:13:49 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:49 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:13:49 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:13:49 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:13:49 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-12-24 02:13:49 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-12-24 02:13:49 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-12-24 02:13:49 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:49 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:13:49 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:13:49 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:13:49 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:13:49 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:49 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:13:49 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:13:49 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:13:49 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:13:49 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:13:49 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:13:49 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:13:49 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:13:49 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:49 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:13:49 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:13:49 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:13:49 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:13:49 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:49 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:13:49 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:13:49 INFO imstat::::casa ########################################## 2024-12-24 02:13:49 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:13:49 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-12-24 02:13:49 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:13:49 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:13:49 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:13:49 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:13:49 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:13:49 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-12-24 02:13:49 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:13:49 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:13:49 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:13:49 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:13:49 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:13:49 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:13:49 INFO imstat:::: Values --- 2024-12-24 02:13:49 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:13:49 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:13:49 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:13:49 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam 2024-12-24 02:13:49 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:13:49 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:13:49 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:13:49 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-12-24 02:13:49 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:13:49 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:13:49 INFO imstat:::: Statistics --- 2024-12-24 02:13:49 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:13:49 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:13:49 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:13:49 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:13:49 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam 2024-12-24 02:13:49 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam 2024-12-24 02:13:49 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam 2024-12-24 02:13:49 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam 2024-12-24 02:13:49 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam 2024-12-24 02:13:49 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:13:49 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:13:49 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:13:49 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:13:49 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:13:49 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:13:49 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 2024-12-24 02:13:49 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:13:48.706313 End time: 2024-12-24 02:13:48.728240 2024-12-24 02:13:49 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:13:49 INFO imstat::::casa ########################################## 2024-12-24 02:13:49 INFO phaseshift::::casa ########################################## 2024-12-24 02:13:49 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:13:49 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19:53:50.0000 40.100000000deg' ) 2024-12-24 02:13:49 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:13:49 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:13:49 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:13:49 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:13:49 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:13:49 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:13:49 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:13:49 INFO MSTransformManager::open Select data 2024-12-24 02:13:49 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:13:49 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19:53:50.0000 40.100000000deg successfully parsed 2024-12-24 02:13:49 INFO phaseshift::::casa Shift phase center 2024-12-24 02:13:49 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:13:48.741534 End time: 2024-12-24 02:13:49.214054 2024-12-24 02:13:49 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:13:49 INFO phaseshift::::casa ########################################## 2024-12-24 02:13:49 INFO tclean::::casa ########################################## 2024-12-24 02:13:49 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:13:49 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-12-24 02:13:49 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:13:49 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:13:49 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:13:49 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:13:49 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:13:49 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:13:49 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:13:49 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:13:49 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:13:49 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:13:49 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:13:49 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:13:50 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:13:50 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.017782 2024-12-24 02:13:50 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:13:50 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:13:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:13:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:13:50 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:13:50 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:13:50 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:13:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:13:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:13:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:13:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:13:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:13:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:13:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:13:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:13:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:13:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:13:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:13:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:13:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:13:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:13:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:13:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-12-24 02:13:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:13:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:13:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:13:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:13:50 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:13:50 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:13:50 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:13:50 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:13:51 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:13:51 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:13:49.242551 End time: 2024-12-24 02:13:50.570061 2024-12-24 02:13:51 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:13:51 INFO tclean::::casa ########################################## 2024-12-24 02:13:51 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:13:51 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:13:51 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-12-24 02:13:51 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:13:51 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:13:51 2024****** 2024-12-24 02:13:51 INFO ImageFitter::fit+ 2024-12-24 02:13:51 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:13:51 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:13:51 INFO ImageFitter::fit+ --- region: 2024-12-24 02:13:51 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:13:51 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:13:51 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:13:51 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:13:51 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:13:51 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:13:51 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:13:51 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-12-24 02:13:51 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:13:51 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:13:51 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:13:51 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:13:51 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:13:51 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-12-24 02:13:51 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:13:51 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy 2024-12-24 02:13:51 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:51 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:13:51 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:13:51 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:13:51 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-12-24 02:13:51 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-12-24 02:13:51 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-12-24 02:13:51 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:51 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:13:51 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:13:51 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:13:51 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:13:51 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:51 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:13:51 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:13:51 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:13:51 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:13:51 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:13:51 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:13:51 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:13:51 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:13:51 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:51 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:13:51 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:13:51 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:13:51 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:13:51 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:51 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:13:51 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:13:51 INFO imstat::::casa ########################################## 2024-12-24 02:13:51 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:13:51 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-12-24 02:13:51 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:13:51 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:13:51 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:13:51 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:13:51 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:13:51 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-12-24 02:13:51 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:13:51 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:13:51 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:13:51 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:13:51 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:13:51 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:13:51 INFO imstat:::: Values --- 2024-12-24 02:13:51 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:13:51 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:13:51 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:13:51 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam 2024-12-24 02:13:51 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:13:51 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:13:51 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:13:51 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-12-24 02:13:51 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:13:51 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:13:51 INFO imstat:::: Statistics --- 2024-12-24 02:13:51 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:13:51 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:13:51 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:13:51 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:13:51 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam 2024-12-24 02:13:51 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam 2024-12-24 02:13:51 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam 2024-12-24 02:13:51 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam 2024-12-24 02:13:51 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam 2024-12-24 02:13:51 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:13:51 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:13:51 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:13:51 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:13:51 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:13:51 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:13:51 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 2024-12-24 02:13:51 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:13:50.609478 End time: 2024-12-24 02:13:50.627729 2024-12-24 02:13:51 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:13:51 INFO imstat::::casa ########################################## 2024-12-24 02:13:51 INFO phaseshift::::casa ########################################## 2024-12-24 02:13:51 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:13:51 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19:53:50.0000 0.699877030rad' ) 2024-12-24 02:13:51 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:13:51 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:13:51 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:13:51 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:13:51 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:13:51 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:13:51 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:13:51 INFO MSTransformManager::open Select data 2024-12-24 02:13:51 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:13:51 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19:53:50.0000 0.699877030rad successfully parsed 2024-12-24 02:13:51 INFO phaseshift::::casa Shift phase center 2024-12-24 02:13:51 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:13:50.640307 End time: 2024-12-24 02:13:51.046097 2024-12-24 02:13:51 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:13:51 INFO phaseshift::::casa ########################################## 2024-12-24 02:13:51 INFO tclean::::casa ########################################## 2024-12-24 02:13:51 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:13:51 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-12-24 02:13:51 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:13:51 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:13:51 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:13:51 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:13:51 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:13:51 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:13:51 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:13:51 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:13:51 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:13:51 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:13:51 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:13:51 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:13:51 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:13:51 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.018742 2024-12-24 02:13:51 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:13:51 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:13:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:13:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:13:52 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:13:52 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:13:52 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:13:52 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:13:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:13:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:13:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:13:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:13:52 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:13:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:13:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:13:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:13:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:13:52 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:13:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:13:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:13:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:13:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:13:52 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-12-24 02:13:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:13:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:13:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:13:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:13:52 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:13:52 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:13:52 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:13:52 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:13:53 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:13:53 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:13:51.074464 End time: 2024-12-24 02:13:52.574758 2024-12-24 02:13:53 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:13:53 INFO tclean::::casa ########################################## 2024-12-24 02:13:53 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:13:53 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:13:53 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-12-24 02:13:53 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:13:53 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:13:53 2024****** 2024-12-24 02:13:53 INFO ImageFitter::fit+ 2024-12-24 02:13:53 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:13:53 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:13:53 INFO ImageFitter::fit+ --- region: 2024-12-24 02:13:53 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:13:53 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:13:53 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:13:53 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:13:53 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:13:53 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:13:53 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:13:53 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-12-24 02:13:53 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:13:53 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:13:53 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:13:53 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:13:53 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:13:53 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-12-24 02:13:53 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:13:53 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126486 Jy 2024-12-24 02:13:53 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:53 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:13:53 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:13:53 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:13:53 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec 2024-12-24 02:13:53 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-12-24 02:13:53 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels 2024-12-24 02:13:53 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:53 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:13:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:13:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:13:53 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:13:53 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:53 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:13:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:13:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:13:53 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:13:53 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:13:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:13:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:13:53 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:13:53 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:53 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:13:53 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:13:53 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:13:53 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:13:53 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:53 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:13:53 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:13:53 INFO imstat::::casa ########################################## 2024-12-24 02:13:53 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:13:53 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-12-24 02:13:53 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:13:53 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:13:53 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:13:53 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:13:53 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:13:53 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-12-24 02:13:53 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:13:53 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:13:53 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:13:53 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:13:53 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:13:53 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:13:53 INFO imstat:::: Values --- 2024-12-24 02:13:53 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:13:53 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:13:53 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:13:53 INFO imstat:::: -- minimum value [min]: -7.77764e-05 Jy/beam 2024-12-24 02:13:53 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:13:53 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-12-24 02:13:53 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:13:53 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-12-24 02:13:53 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:13:53 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:13:53 INFO imstat:::: Statistics --- 2024-12-24 02:13:53 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:13:53 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:13:53 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:13:53 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:13:53 INFO imstat:::: -- Median of the pixel values [median]: -1.86664e-05 Jy/beam 2024-12-24 02:13:53 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam 2024-12-24 02:13:53 INFO imstat:::: -- IQR [quartile]: 3.56255e-05 Jy/beam 2024-12-24 02:13:53 INFO imstat:::: -- First quartile [q1]: -3.45078e-05 Jy/beam 2024-12-24 02:13:53 INFO imstat:::: -- Third quartile [q3]: 1.11764e-06 Jy/beam 2024-12-24 02:13:53 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:13:53 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:13:53 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:13:53 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:13:53 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:13:53 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:13:53 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 2024-12-24 02:13:53 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:13:52.615371 End time: 2024-12-24 02:13:52.634708 2024-12-24 02:13:53 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:13:53 INFO imstat::::casa ########################################## 2024-12-24 02:13:53 INFO phaseshift::::casa ########################################## 2024-12-24 02:13:53 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:13:53 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 298.458333333deg 40d06m00' ) 2024-12-24 02:13:53 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:13:53 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:13:53 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:13:53 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:13:53 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:13:53 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:13:53 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:13:53 INFO MSTransformManager::open Select data 2024-12-24 02:13:53 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:13:53 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 298.458333333deg 40d06m00 successfully parsed 2024-12-24 02:13:53 INFO phaseshift::::casa Shift phase center 2024-12-24 02:13:53 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:13:52.647762 End time: 2024-12-24 02:13:53.105135 2024-12-24 02:13:53 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:13:53 INFO phaseshift::::casa ########################################## 2024-12-24 02:13:53 INFO tclean::::casa ########################################## 2024-12-24 02:13:53 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:13:53 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-12-24 02:13:53 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:13:53 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:13:53 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:13:53 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:13:53 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:13:53 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:13:53 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:13:53 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:13:53 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:13:53 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:13:53 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:13:53 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:13:53 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:13:53 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.015676 2024-12-24 02:13:53 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:13:53 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:13:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:13:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:13:54 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:13:54 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:13:54 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:13:54 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:13:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:13:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:13:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:13:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:13:54 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:13:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:13:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:13:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:13:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:13:54 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:13:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:13:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:13:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:13:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:13:54 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-12-24 02:13:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:13:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:13:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:13:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:13:55 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:13:55 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:13:55 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:13:55 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:13:55 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:13:55 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:13:53.134341 End time: 2024-12-24 02:13:54.848454 2024-12-24 02:13:55 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:13:55 INFO tclean::::casa ########################################## 2024-12-24 02:13:55 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:13:55 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:13:55 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) 2024-12-24 02:13:55 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:13:55 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:13:55 2024****** 2024-12-24 02:13:55 INFO ImageFitter::fit+ 2024-12-24 02:13:55 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:13:55 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:13:55 INFO ImageFitter::fit+ --- region: 2024-12-24 02:13:55 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:13:55 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:13:55 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:13:55 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:13:55 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:13:55 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:13:55 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:13:55 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) 2024-12-24 02:13:55 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:13:55 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:13:55 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:13:55 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:13:55 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:13:55 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-12-24 02:13:55 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:13:55 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-12-24 02:13:55 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:55 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:13:55 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:13:55 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:13:55 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-12-24 02:13:55 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-12-24 02:13:55 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-12-24 02:13:55 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:55 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:13:55 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:13:55 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:13:55 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:13:55 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:55 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:13:55 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:13:55 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:13:55 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:13:55 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:13:55 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:13:55 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:13:55 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:13:55 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:55 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:13:55 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:13:55 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:13:55 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:13:55 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:55 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:13:55 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:13:55 INFO imstat::::casa ########################################## 2024-12-24 02:13:55 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:13:55 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-12-24 02:13:55 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:13:55 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:13:55 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:13:55 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:13:55 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:13:55 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-12-24 02:13:55 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:13:55 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:13:55 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:13:55 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:13:55 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:13:55 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:13:55 INFO imstat:::: Values --- 2024-12-24 02:13:55 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:13:55 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:13:55 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:13:55 INFO imstat:::: -- minimum value [min]: -7.77758e-05 Jy/beam 2024-12-24 02:13:55 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:13:55 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:13:55 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:13:55 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-12-24 02:13:55 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:13:55 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:13:55 INFO imstat:::: Statistics --- 2024-12-24 02:13:55 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:13:55 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:13:55 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:13:55 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:13:55 INFO imstat:::: -- Median of the pixel values [median]: -1.86641e-05 Jy/beam 2024-12-24 02:13:55 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam 2024-12-24 02:13:55 INFO imstat:::: -- IQR [quartile]: 3.56208e-05 Jy/beam 2024-12-24 02:13:55 INFO imstat:::: -- First quartile [q1]: -3.45075e-05 Jy/beam 2024-12-24 02:13:55 INFO imstat:::: -- Third quartile [q3]: 1.11336e-06 Jy/beam 2024-12-24 02:13:55 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:13:55 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:13:55 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:13:55 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:13:55 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:13:55 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:13:55 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777580e-05 4.999996e+00 2024-12-24 02:13:55 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:13:54.916056 End time: 2024-12-24 02:13:54.941799 2024-12-24 02:13:55 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:13:55 INFO imstat::::casa ########################################## 2024-12-24 02:13:55 INFO phaseshift::::casa ########################################## 2024-12-24 02:13:55 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:13:55 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 298.458333333deg 02:40:24.0000' ) 2024-12-24 02:13:55 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:13:55 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:13:55 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:13:55 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:13:55 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:13:55 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:13:55 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:13:55 INFO MSTransformManager::open Select data 2024-12-24 02:13:55 INFO MSTransformManager::createOutputMSStructure Create output MS structure NOTE: you provided the Declination/Latitude value "02:40:24.0000" which is understood to be in units of hours. If you meant degrees, please replace ":" by ".". 2024-12-24 02:13:55 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 298.458333333deg 02:40:24.0000 successfully parsed 2024-12-24 02:13:55 INFO phaseshift::::casa Shift phase center 2024-12-24 02:13:55 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:13:54.958366 End time: 2024-12-24 02:13:55.459093 2024-12-24 02:13:55 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:13:55 INFO phaseshift::::casa ########################################## 2024-12-24 02:13:55 INFO tclean::::casa ########################################## 2024-12-24 02:13:56 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:13:56 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 ) 2024-12-24 02:13:56 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:13:56 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:13:56 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:13:56 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:13:56 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:13:56 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:13:56 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:13:56 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:13:56 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:13:56 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:13:56 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:13:56 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:13:56 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:13:56 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010095 2024-12-24 02:13:56 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:13:56 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:13:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:13:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:13:56 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:13:56 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:13:56 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:13:56 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:13:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:13:56 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:13:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:13:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:13:56 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:13:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:13:56 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:13:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:13:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:13:56 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:13:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:13:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:13:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:13:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:13:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-12-24 02:13:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:13:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:13:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:13:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:13:57 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:13:57 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:13:57 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:13:57 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:13:57 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:13:57 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:13:55.499896 End time: 2024-12-24 02:13:57.104758 2024-12-24 02:13:57 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:13:57 INFO tclean::::casa ########################################## 2024-12-24 02:13:57 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:13:57 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:13:57 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) 2024-12-24 02:13:57 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:13:57 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:13:57 2024****** 2024-12-24 02:13:57 INFO ImageFitter::fit+ 2024-12-24 02:13:57 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:13:57 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:13:57 INFO ImageFitter::fit+ --- region: 2024-12-24 02:13:57 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:13:57 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:13:57 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:13:57 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:13:57 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:13:57 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:13:57 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:13:57 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-12-24 02:13:57 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:13:57 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:13:57 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:13:57 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:13:57 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:13:57 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-12-24 02:13:57 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:13:57 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-12-24 02:13:57 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:57 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:13:57 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:13:57 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:13:57 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-12-24 02:13:57 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-12-24 02:13:57 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-12-24 02:13:57 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:57 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:13:57 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:13:57 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:13:57 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:13:57 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:57 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:13:57 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:13:57 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:13:57 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:13:57 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:13:57 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:13:57 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:13:57 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:13:57 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:57 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:13:57 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:13:57 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:13:57 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:13:57 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:57 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:13:57 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:13:57 INFO imstat::::casa ########################################## 2024-12-24 02:13:57 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:13:57 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-12-24 02:13:57 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:13:57 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:13:57 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:13:57 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:13:57 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:13:57 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-12-24 02:13:57 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:13:57 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:13:57 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:13:57 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:13:57 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:13:57 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:13:57 INFO imstat:::: Values --- 2024-12-24 02:13:57 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:13:57 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:13:57 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:13:57 INFO imstat:::: -- minimum value [min]: -7.77758e-05 Jy/beam 2024-12-24 02:13:57 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:13:57 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:13:57 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:13:57 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-12-24 02:13:57 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:13:57 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:13:57 INFO imstat:::: Statistics --- 2024-12-24 02:13:57 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:13:57 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:13:57 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:13:57 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:13:57 INFO imstat:::: -- Median of the pixel values [median]: -1.86641e-05 Jy/beam 2024-12-24 02:13:57 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam 2024-12-24 02:13:57 INFO imstat:::: -- IQR [quartile]: 3.56208e-05 Jy/beam 2024-12-24 02:13:57 INFO imstat:::: -- First quartile [q1]: -3.45075e-05 Jy/beam 2024-12-24 02:13:57 INFO imstat:::: -- Third quartile [q3]: 1.11336e-06 Jy/beam 2024-12-24 02:13:57 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:13:57 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:13:57 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:13:57 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:13:57 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:13:57 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:13:57 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 2024-12-24 02:13:57 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:13:57.186664 End time: 2024-12-24 02:13:57.223906 2024-12-24 02:13:57 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:13:57 INFO imstat::::casa ########################################## 2024-12-24 02:13:57 INFO phaseshift::::casa ########################################## 2024-12-24 02:13:57 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:13:57 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 298.458333333deg 40.100000000deg' ) 2024-12-24 02:13:57 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:13:57 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:13:57 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:13:57 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:13:57 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:13:57 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:13:57 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:13:57 INFO MSTransformManager::open Select data 2024-12-24 02:13:57 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:13:58 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 298.458333333deg 40.100000000deg successfully parsed 2024-12-24 02:13:58 INFO phaseshift::::casa Shift phase center 2024-12-24 02:13:58 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:13:57.249989 End time: 2024-12-24 02:13:57.786659 2024-12-24 02:13:58 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:13:58 INFO phaseshift::::casa ########################################## 2024-12-24 02:13:58 INFO tclean::::casa ########################################## 2024-12-24 02:13:58 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:13:58 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 ) 2024-12-24 02:13:58 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:13:58 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:13:58 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:13:58 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:13:58 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:13:58 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:13:58 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:13:58 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:13:58 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:13:58 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:13:58 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:13:58 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:13:58 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:13:58 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.01025 2024-12-24 02:13:58 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:13:58 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:13:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:13:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:13:58 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:13:58 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:13:58 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:13:58 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:13:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:13:58 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:13:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:13:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:13:58 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:13:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:13:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:13:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:13:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:13:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:13:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:13:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:13:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:13:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:13:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:13:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-12-24 02:13:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:13:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:13:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:13:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:13:59 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:13:59 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:13:59 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:13:59 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:13:59 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:13:59 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:13:57.827564 End time: 2024-12-24 02:13:59.261546 2024-12-24 02:13:59 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:13:59 INFO tclean::::casa ########################################## 2024-12-24 02:13:59 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:13:59 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:13:59 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) 2024-12-24 02:13:59 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:13:59 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:13:59 2024****** 2024-12-24 02:13:59 INFO ImageFitter::fit+ 2024-12-24 02:13:59 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:13:59 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:13:59 INFO ImageFitter::fit+ --- region: 2024-12-24 02:13:59 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:13:59 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:13:59 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:13:59 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:13:59 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:13:59 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:13:59 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:13:59 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) 2024-12-24 02:13:59 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:13:59 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:13:59 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:13:59 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:13:59 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:13:59 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-12-24 02:13:59 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:13:59 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-12-24 02:13:59 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:59 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:13:59 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:13:59 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:13:59 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-12-24 02:13:59 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-12-24 02:13:59 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-12-24 02:13:59 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:59 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:13:59 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:13:59 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:13:59 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:13:59 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:59 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:13:59 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:13:59 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:13:59 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:13:59 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:13:59 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:13:59 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:13:59 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:13:59 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:59 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:13:59 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:13:59 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:13:59 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:13:59 INFO ImageFitter::_fitLoop+ 2024-12-24 02:13:59 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:13:59 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:13:59 INFO imstat::::casa ########################################## 2024-12-24 02:13:59 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:13:59 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 ) 2024-12-24 02:13:59 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:13:59 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:13:59 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:13:59 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:13:59 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:13:59 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-12-24 02:13:59 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:13:59 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:13:59 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:13:59 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:13:59 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:13:59 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:13:59 INFO imstat:::: Values --- 2024-12-24 02:13:59 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:13:59 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:13:59 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:13:59 INFO imstat:::: -- minimum value [min]: -7.77758e-05 Jy/beam 2024-12-24 02:13:59 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:13:59 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:13:59 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:13:59 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-12-24 02:13:59 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:13:59 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:13:59 INFO imstat:::: Statistics --- 2024-12-24 02:13:59 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:13:59 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:13:59 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:13:59 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:13:59 INFO imstat:::: -- Median of the pixel values [median]: -1.86641e-05 Jy/beam 2024-12-24 02:13:59 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam 2024-12-24 02:13:59 INFO imstat:::: -- IQR [quartile]: 3.56208e-05 Jy/beam 2024-12-24 02:13:59 INFO imstat:::: -- First quartile [q1]: -3.45075e-05 Jy/beam 2024-12-24 02:13:59 INFO imstat:::: -- Third quartile [q3]: 1.11336e-06 Jy/beam 2024-12-24 02:13:59 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:13:59 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:13:59 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:13:59 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:13:59 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:13:59 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:13:59 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 2024-12-24 02:13:59 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:13:59.325846 End time: 2024-12-24 02:13:59.350505 2024-12-24 02:13:59 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:13:59 INFO imstat::::casa ########################################## 2024-12-24 02:13:59 INFO phaseshift::::casa ########################################## 2024-12-24 02:13:59 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:13:59 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 298.458333333deg 0.699877030rad' ) 2024-12-24 02:13:59 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:13:59 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:13:59 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:13:59 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:13:59 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:13:59 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:13:59 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:13:59 INFO MSTransformManager::open Select data 2024-12-24 02:13:59 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:14:00 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 298.458333333deg 0.699877030rad successfully parsed 2024-12-24 02:14:00 INFO phaseshift::::casa Shift phase center 2024-12-24 02:14:00 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:13:59.366515 End time: 2024-12-24 02:13:59.847769 2024-12-24 02:14:00 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:14:00 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:00 INFO tclean::::casa ########################################## 2024-12-24 02:14:00 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:14:00 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 ) 2024-12-24 02:14:00 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:14:00 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:14:00 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:14:00 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:00 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:00 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:14:00 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:14:00 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:14:00 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:14:00 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:14:00 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:14:00 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:14:00 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:14:00 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.013091 2024-12-24 02:14:00 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:00 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:14:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:14:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:14:00 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:14:00 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:14:00 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:14:00 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:14:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:14:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:14:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:14:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:14:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:14:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:14:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:14:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:14:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:14:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:14:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:14:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:14:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:14:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:14:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-12-24 02:14:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:14:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:14:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:14:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:14:01 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:14:01 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:14:01 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:14:01 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:01 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:14:01 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:13:59.877063 End time: 2024-12-24 02:14:01.357103 2024-12-24 02:14:01 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:14:01 INFO tclean::::casa ########################################## 2024-12-24 02:14:01 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:14:01 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:01 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) 2024-12-24 02:14:01 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:14:01 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:14:01 2024****** 2024-12-24 02:14:01 INFO ImageFitter::fit+ 2024-12-24 02:14:01 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:14:01 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:14:01 INFO ImageFitter::fit+ --- region: 2024-12-24 02:14:01 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:14:01 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:14:01 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:14:01 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:14:01 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:14:01 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:14:01 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:01 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) 2024-12-24 02:14:01 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:14:01 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:14:01 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:14:01 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:14:01 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:14:01 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy 2024-12-24 02:14:01 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:14:01 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126487 Jy 2024-12-24 02:14:01 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:01 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:14:01 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:14:01 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:14:01 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec 2024-12-24 02:14:01 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-12-24 02:14:01 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels 2024-12-24 02:14:01 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:01 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:14:01 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:14:01 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:14:01 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:14:01 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:01 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:14:01 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:14:01 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:14:01 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:14:01 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:14:01 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:14:01 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:14:01 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:14:01 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:01 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:14:01 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:14:01 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:14:01 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:14:01 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:01 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:14:01 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:14:01 INFO imstat::::casa ########################################## 2024-12-24 02:14:01 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:14:01 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 ) 2024-12-24 02:14:01 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:14:01 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:14:01 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:14:01 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:14:01 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:01 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) 2024-12-24 02:14:01 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:14:01 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:14:01 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:14:01 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:14:01 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:14:01 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:14:01 INFO imstat:::: Values --- 2024-12-24 02:14:01 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:14:01 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:14:01 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:14:01 INFO imstat:::: -- minimum value [min]: -7.77738e-05 Jy/beam 2024-12-24 02:14:01 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:14:01 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:14:01 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:14:01 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-12-24 02:14:01 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:14:01 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:14:01 INFO imstat:::: Statistics --- 2024-12-24 02:14:01 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:14:01 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:14:01 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:14:01 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:14:01 INFO imstat:::: -- Median of the pixel values [median]: -1.86662e-05 Jy/beam 2024-12-24 02:14:01 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73577e-05 Jy/beam 2024-12-24 02:14:01 INFO imstat:::: -- IQR [quartile]: 3.56242e-05 Jy/beam 2024-12-24 02:14:01 INFO imstat:::: -- First quartile [q1]: -3.45075e-05 Jy/beam 2024-12-24 02:14:01 INFO imstat:::: -- Third quartile [q3]: 1.11673e-06 Jy/beam 2024-12-24 02:14:01 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:14:01 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:14:01 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:14:01 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:14:01 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:14:01 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:14:01 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 2024-12-24 02:14:01 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:14:01.414776 End time: 2024-12-24 02:14:01.439881 2024-12-24 02:14:01 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:14:01 INFO imstat::::casa ########################################## 2024-12-24 02:14:01 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:01 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:14:01 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 5.209080597rad 40d06m00' ) 2024-12-24 02:14:01 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:14:01 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:14:01 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:14:01 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:14:01 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:14:01 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:14:01 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:14:01 INFO MSTransformManager::open Select data 2024-12-24 02:14:01 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:14:02 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 5.209080597rad 40d06m00 successfully parsed 2024-12-24 02:14:02 INFO phaseshift::::casa Shift phase center 2024-12-24 02:14:02 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:14:01.452922 End time: 2024-12-24 02:14:01.966777 2024-12-24 02:14:02 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:14:02 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:02 INFO tclean::::casa ########################################## 2024-12-24 02:14:02 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:14:02 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 ) 2024-12-24 02:14:02 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:14:02 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:14:02 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:14:02 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:02 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:02 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:14:02 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:14:02 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:14:02 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:14:02 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:14:02 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:14:02 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:14:02 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:14:02 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.01727 2024-12-24 02:14:02 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:02 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:14:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:14:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:14:03 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:14:03 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:14:03 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:14:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:14:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:14:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:14:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:14:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:14:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:14:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:14:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:14:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:14:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:14:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:14:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:14:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:14:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:14:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:14:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-12-24 02:14:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:14:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:14:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:14:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:14:04 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:14:04 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:14:04 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:14:04 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:04 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:14:04 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:14:02.014097 End time: 2024-12-24 02:14:03.688895 2024-12-24 02:14:04 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:14:04 INFO tclean::::casa ########################################## 2024-12-24 02:14:04 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:14:04 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:04 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-12-24 02:14:04 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:14:04 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:14:04 2024****** 2024-12-24 02:14:04 INFO ImageFitter::fit+ 2024-12-24 02:14:04 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:14:04 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:14:04 INFO ImageFitter::fit+ --- region: 2024-12-24 02:14:04 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:14:04 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:14:04 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:14:04 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:14:04 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:14:04 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:14:04 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:04 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-12-24 02:14:04 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:14:04 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:14:04 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:14:04 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:14:04 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:14:04 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy 2024-12-24 02:14:04 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:14:04 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy 2024-12-24 02:14:04 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:04 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:14:04 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:14:04 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:14:04 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-12-24 02:14:04 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-12-24 02:14:04 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-12-24 02:14:04 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:04 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:14:04 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:14:04 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:14:04 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:14:04 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:04 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:14:04 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:14:04 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:14:04 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:14:04 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:14:04 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-12-24 02:14:04 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:14:04 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:14:04 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:04 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:14:04 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:14:04 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:14:04 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:14:04 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:04 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:14:04 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:14:04 INFO imstat::::casa ########################################## 2024-12-24 02:14:04 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:14:04 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-12-24 02:14:04 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:14:04 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:14:04 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:14:04 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:14:04 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:04 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-12-24 02:14:04 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:14:04 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:14:04 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:14:04 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:14:04 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:14:04 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:14:04 INFO imstat:::: Values --- 2024-12-24 02:14:04 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:14:04 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:14:04 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:14:04 INFO imstat:::: -- minimum value [min]: -7.77801e-05 Jy/beam 2024-12-24 02:14:04 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:14:04 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-12-24 02:14:04 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:14:04 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-12-24 02:14:04 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:14:04 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:14:04 INFO imstat:::: Statistics --- 2024-12-24 02:14:04 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:14:04 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:14:04 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:14:04 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:14:04 INFO imstat:::: -- Median of the pixel values [median]: -1.86723e-05 Jy/beam 2024-12-24 02:14:04 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73614e-05 Jy/beam 2024-12-24 02:14:04 INFO imstat:::: -- IQR [quartile]: 3.55964e-05 Jy/beam 2024-12-24 02:14:04 INFO imstat:::: -- First quartile [q1]: -3.45025e-05 Jy/beam 2024-12-24 02:14:04 INFO imstat:::: -- Third quartile [q3]: 1.09391e-06 Jy/beam 2024-12-24 02:14:04 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:14:04 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:14:04 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:14:04 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:14:04 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:14:04 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:14:04 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 2024-12-24 02:14:04 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:14:03.762363 End time: 2024-12-24 02:14:03.789605 2024-12-24 02:14:04 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:14:04 INFO imstat::::casa ########################################## 2024-12-24 02:14:04 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:04 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:14:04 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 5.209080597rad 02:40:24.0000' ) 2024-12-24 02:14:04 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:14:04 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:14:04 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:14:04 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:14:04 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:14:04 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:14:04 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:14:04 INFO MSTransformManager::open Select data 2024-12-24 02:14:04 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 ".". 2024-12-24 02:14:04 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 5.209080597rad 02:40:24.0000 successfully parsed 2024-12-24 02:14:04 INFO phaseshift::::casa Shift phase center 2024-12-24 02:14:04 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:14:03.806735 End time: 2024-12-24 02:14:04.357269 2024-12-24 02:14:04 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:14:04 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:04 INFO tclean::::casa ########################################## 2024-12-24 02:14:04 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:14:04 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 ) 2024-12-24 02:14:04 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:14:04 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:14:04 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:14:04 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:04 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:04 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:14:04 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:14:04 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:14:04 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:14:05 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:14:05 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:14:05 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:14:05 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:14:05 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.020312 2024-12-24 02:14:05 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:05 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:14:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:14:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:14:05 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:14:05 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:14:05 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:14:05 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:14:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:14:05 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:14:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:14:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:14:05 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:14:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:14:05 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:14:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:14:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:14:05 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:14:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:14:05 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:14:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:14:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:14:06 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-12-24 02:14:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:14:06 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:14:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:14:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:14:06 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:14:06 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:14:06 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:14:06 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:06 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:14:06 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:14:04.388549 End time: 2024-12-24 02:14:06.033598 2024-12-24 02:14:06 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:14:06 INFO tclean::::casa ########################################## 2024-12-24 02:14:06 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:14:06 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:06 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) 2024-12-24 02:14:06 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:14:06 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:14:06 2024****** 2024-12-24 02:14:06 INFO ImageFitter::fit+ 2024-12-24 02:14:06 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:14:06 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:14:06 INFO ImageFitter::fit+ --- region: 2024-12-24 02:14:06 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:14:06 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:14:06 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:14:06 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:14:06 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:14:06 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:14:06 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:06 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) 2024-12-24 02:14:06 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:14:06 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:14:06 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:14:06 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:14:06 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:14:06 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy 2024-12-24 02:14:06 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:14:06 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy 2024-12-24 02:14:06 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:06 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:14:06 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:14:06 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:14:06 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-12-24 02:14:06 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-12-24 02:14:06 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-12-24 02:14:06 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:06 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:14:06 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:14:06 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:14:06 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:14:06 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:06 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:14:06 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:14:06 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:14:06 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:14:06 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:14:06 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-12-24 02:14:06 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:14:06 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:14:06 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:06 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:14:06 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:14:06 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:14:06 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:14:06 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:06 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:14:06 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:14:06 INFO imstat::::casa ########################################## 2024-12-24 02:14:06 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:14:06 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 ) 2024-12-24 02:14:06 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:14:06 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:14:06 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:14:06 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:14:06 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:06 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) 2024-12-24 02:14:06 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:14:06 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:14:06 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:14:06 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:14:06 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:14:06 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:14:06 INFO imstat:::: Values --- 2024-12-24 02:14:06 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:14:06 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:14:06 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:14:06 INFO imstat:::: -- minimum value [min]: -7.77801e-05 Jy/beam 2024-12-24 02:14:06 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:14:06 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-12-24 02:14:06 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:14:06 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-12-24 02:14:06 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:14:06 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:14:06 INFO imstat:::: Statistics --- 2024-12-24 02:14:06 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:14:06 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:14:06 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:14:06 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:14:06 INFO imstat:::: -- Median of the pixel values [median]: -1.86723e-05 Jy/beam 2024-12-24 02:14:06 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73614e-05 Jy/beam 2024-12-24 02:14:06 INFO imstat:::: -- IQR [quartile]: 3.55964e-05 Jy/beam 2024-12-24 02:14:06 INFO imstat:::: -- First quartile [q1]: -3.45025e-05 Jy/beam 2024-12-24 02:14:06 INFO imstat:::: -- Third quartile [q3]: 1.09391e-06 Jy/beam 2024-12-24 02:14:06 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:14:06 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:14:06 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:14:06 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:14:06 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:14:06 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:14:06 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 2024-12-24 02:14:06 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:14:06.081870 End time: 2024-12-24 02:14:06.101406 2024-12-24 02:14:06 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:14:06 INFO imstat::::casa ########################################## 2024-12-24 02:14:06 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:06 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:14:06 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 5.209080597rad 40.100000000deg' ) 2024-12-24 02:14:06 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:14:06 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:14:06 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:14:06 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:14:06 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:14:06 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:14:06 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:14:06 INFO MSTransformManager::open Select data 2024-12-24 02:14:06 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:14:06 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 5.209080597rad 40.100000000deg successfully parsed 2024-12-24 02:14:06 INFO phaseshift::::casa Shift phase center 2024-12-24 02:14:07 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:14:06.114192 End time: 2024-12-24 02:14:06.557441 2024-12-24 02:14:07 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:14:07 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:07 INFO tclean::::casa ########################################## 2024-12-24 02:14:07 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:14:07 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-12-24 02:14:07 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:14:07 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:14:07 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:14:07 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:07 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:07 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:14:07 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:14:07 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:14:07 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:14:07 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:14:07 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:14:07 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:14:07 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:14:07 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.019328 2024-12-24 02:14:07 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:07 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:14:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:14:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:14:07 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:14:07 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:14:07 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:14:07 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:14:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:14:07 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:14:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:14:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:14:07 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:14:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:14:07 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:14:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:14:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:14:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:14:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:14:08 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:14:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:14:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:14:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-12-24 02:14:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:14:08 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:14:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:14:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:14:08 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:14:08 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:14:08 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:14:08 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:08 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:14:08 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:14:06.608527 End time: 2024-12-24 02:14:08.151824 2024-12-24 02:14:08 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:14:08 INFO tclean::::casa ########################################## 2024-12-24 02:14:08 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:14:08 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:08 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-12-24 02:14:08 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:14:08 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:14:08 2024****** 2024-12-24 02:14:08 INFO ImageFitter::fit+ 2024-12-24 02:14:08 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:14:08 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:14:08 INFO ImageFitter::fit+ --- region: 2024-12-24 02:14:08 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:14:08 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:14:08 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:14:08 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:14:08 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:14:08 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:14:08 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:08 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-12-24 02:14:08 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:14:08 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:14:08 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:14:08 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:14:08 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:14:08 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy 2024-12-24 02:14:08 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:14:08 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy 2024-12-24 02:14:08 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:08 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:14:08 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:14:08 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:14:08 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-12-24 02:14:08 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-12-24 02:14:08 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-12-24 02:14:08 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:08 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:14:08 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:14:08 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:14:08 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:14:08 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:08 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:14:08 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:14:08 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:14:08 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:14:08 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:14:08 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-12-24 02:14:08 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:14:08 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:14:08 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:08 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:14:08 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:14:08 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:14:08 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:14:08 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:08 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:14:08 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:14:08 INFO imstat::::casa ########################################## 2024-12-24 02:14:08 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:14:08 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-12-24 02:14:08 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:14:08 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:14:08 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:14:08 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:14:08 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:08 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) 2024-12-24 02:14:08 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:14:08 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:14:08 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:14:08 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:14:08 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:14:08 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:14:08 INFO imstat:::: Values --- 2024-12-24 02:14:08 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:14:08 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:14:08 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:14:08 INFO imstat:::: -- minimum value [min]: -7.77801e-05 Jy/beam 2024-12-24 02:14:08 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:14:08 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-12-24 02:14:08 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:14:08 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-12-24 02:14:08 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:14:08 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:14:08 INFO imstat:::: Statistics --- 2024-12-24 02:14:08 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:14:08 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:14:08 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:14:08 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:14:08 INFO imstat:::: -- Median of the pixel values [median]: -1.86723e-05 Jy/beam 2024-12-24 02:14:08 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73614e-05 Jy/beam 2024-12-24 02:14:08 INFO imstat:::: -- IQR [quartile]: 3.55964e-05 Jy/beam 2024-12-24 02:14:08 INFO imstat:::: -- First quartile [q1]: -3.45025e-05 Jy/beam 2024-12-24 02:14:08 INFO imstat:::: -- Third quartile [q3]: 1.09391e-06 Jy/beam 2024-12-24 02:14:08 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:14:08 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:14:08 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:14:08 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:14:08 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:14:08 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:14:08 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 2024-12-24 02:14:08 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:14:08.222134 End time: 2024-12-24 02:14:08.249301 2024-12-24 02:14:08 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:14:08 INFO imstat::::casa ########################################## 2024-12-24 02:14:08 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:08 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:14:08 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 5.209080597rad 0.699877030rad' ) 2024-12-24 02:14:08 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:14:08 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:14:08 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:14:08 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:14:08 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:14:08 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:14:08 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:14:08 INFO MSTransformManager::open Select data 2024-12-24 02:14:08 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:14:08 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 5.209080597rad 0.699877030rad successfully parsed 2024-12-24 02:14:08 INFO phaseshift::::casa Shift phase center 2024-12-24 02:14:09 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:14:08.265896 End time: 2024-12-24 02:14:08.738239 2024-12-24 02:14:09 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:14:09 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:09 INFO tclean::::casa ########################################## 2024-12-24 02:14:09 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:14:09 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-12-24 02:14:09 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:14:09 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:14:09 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:14:09 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:09 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:09 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:14:09 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:14:09 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:14:09 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:14:09 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:14:09 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:14:09 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:14:09 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:14:09 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.01003 2024-12-24 02:14:09 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:09 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:14:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:14:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:14:09 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:14:09 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:14:09 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:14:09 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:14:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:14:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:14:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:14:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:14:09 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:14:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:14:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:14:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:14:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:14:10 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:14:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:14:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:14:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:14:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:14:10 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-12-24 02:14:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:14:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:14:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:14:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:14:10 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:14:10 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:14:10 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:14:10 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:10 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:14:10 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:14:08.788342 End time: 2024-12-24 02:14:10.112388 2024-12-24 02:14:10 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:14:10 INFO tclean::::casa ########################################## 2024-12-24 02:14:10 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:14:10 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:10 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-12-24 02:14:10 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:14:10 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:14:10 2024****** 2024-12-24 02:14:10 INFO ImageFitter::fit+ 2024-12-24 02:14:10 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:14:10 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:14:10 INFO ImageFitter::fit+ --- region: 2024-12-24 02:14:10 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:14:10 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:14:10 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:14:10 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:14:10 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:14:10 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:14:10 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:10 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-12-24 02:14:10 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:14:10 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:14:10 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:14:10 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:14:10 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:14:10 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-12-24 02:14:10 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:14:10 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126484 Jy 2024-12-24 02:14:10 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:10 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:14:10 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:14:10 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:14:10 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec 2024-12-24 02:14:10 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-12-24 02:14:10 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels 2024-12-24 02:14:10 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:10 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:14:10 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:14:10 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:14:10 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:14:10 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:10 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:14:10 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:14:10 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:14:10 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:14:10 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:14:10 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:14:10 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:14:10 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:14:10 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:10 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:14:10 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:14:10 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:14:10 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:14:10 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:10 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:14:10 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:14:10 INFO imstat::::casa ########################################## 2024-12-24 02:14:10 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:14:10 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-12-24 02:14:10 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:14:10 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:14:10 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:14:10 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:14:10 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:10 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-12-24 02:14:10 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:14:10 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:14:10 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:14:10 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:14:10 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:14:10 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:14:10 INFO imstat:::: Values --- 2024-12-24 02:14:10 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:14:10 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:14:10 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:14:10 INFO imstat:::: -- minimum value [min]: -7.77793e-05 Jy/beam 2024-12-24 02:14:10 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:14:10 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-12-24 02:14:10 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:14:10 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-12-24 02:14:10 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:14:10 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:14:10 INFO imstat:::: Statistics --- 2024-12-24 02:14:10 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:14:10 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:14:10 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:14:10 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:14:10 INFO imstat:::: -- Median of the pixel values [median]: -1.86714e-05 Jy/beam 2024-12-24 02:14:10 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73592e-05 Jy/beam 2024-12-24 02:14:10 INFO imstat:::: -- IQR [quartile]: 3.55982e-05 Jy/beam 2024-12-24 02:14:10 INFO imstat:::: -- First quartile [q1]: -3.45035e-05 Jy/beam 2024-12-24 02:14:10 INFO imstat:::: -- Third quartile [q3]: 1.09469e-06 Jy/beam 2024-12-24 02:14:10 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:14:10 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:14:10 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:14:10 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:14:10 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:14:10 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:14:10 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 2024-12-24 02:14:10 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:14:10.152613 End time: 2024-12-24 02:14:10.171990 2024-12-24 02:14:10 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:14:10 INFO imstat::::casa ########################################## 2024-12-24 02:14:10 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:10 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:14:10 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19h53m49.9980 40d06m0.0019' ) 2024-12-24 02:14:10 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:14:10 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:14:10 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:14:10 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:14:10 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:14:10 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:14:10 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:14:10 INFO MSTransformManager::open Select data 2024-12-24 02:14:10 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:14:10 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19h53m49.9980 40d06m0.0019 successfully parsed 2024-12-24 02:14:10 INFO phaseshift::::casa Shift phase center 2024-12-24 02:14:11 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:14:10.185483 End time: 2024-12-24 02:14:10.687011 2024-12-24 02:14:11 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:14:11 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:11 INFO tclean::::casa ########################################## 2024-12-24 02:14:11 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:14:11 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-12-24 02:14:11 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:14:11 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:14:11 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:14:11 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:11 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:11 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:14:11 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:14:11 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:14:11 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:14:11 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:14:11 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:14:11 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:14:11 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:14:11 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010571 2024-12-24 02:14:11 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:11 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:14:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:14:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:14:11 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:14:11 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:14:11 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:14:11 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:14:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:14:11 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:14:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:14:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:14:11 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:14:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:14:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:14:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:14:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:14:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:14:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:14:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:14:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:14:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:14:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-12-24 02:14:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:14:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:14:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:14:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:14:12 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:14:12 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:14:12 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:14:12 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:12 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:14:12 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:14:10.729447 End time: 2024-12-24 02:14:12.177380 2024-12-24 02:14:12 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:14:12 INFO tclean::::casa ########################################## 2024-12-24 02:14:12 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:14:12 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:12 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-12-24 02:14:12 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:14:12 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:14:12 2024****** 2024-12-24 02:14:12 INFO ImageFitter::fit+ 2024-12-24 02:14:12 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:14:12 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:14:12 INFO ImageFitter::fit+ --- region: 2024-12-24 02:14:12 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:14:12 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:14:12 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:14:12 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:14:12 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:14:12 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:14:12 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:12 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-12-24 02:14:12 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:14:12 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:14:12 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:14:12 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:14:12 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:14:12 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-12-24 02:14:12 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:14:12 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy 2024-12-24 02:14:12 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:12 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:14:12 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:14:12 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:14:12 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-12-24 02:14:12 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-12-24 02:14:12 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-12-24 02:14:12 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:12 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:14:12 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:14:12 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:14:12 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:14:12 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:12 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:14:12 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:14:12 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:14:12 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:14:12 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:14:12 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:14:12 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:14:12 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:14:12 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:12 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:14:12 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:14:12 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:14:12 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:14:12 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:12 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:14:12 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:14:12 INFO imstat::::casa ########################################## 2024-12-24 02:14:12 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:14:12 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-12-24 02:14:12 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:14:12 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:14:12 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:14:12 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:14:12 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:12 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-12-24 02:14:12 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:14:12 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:14:12 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:14:12 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:14:12 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:14:12 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:14:12 INFO imstat:::: Values --- 2024-12-24 02:14:12 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:14:12 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:14:12 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:14:12 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam 2024-12-24 02:14:12 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:14:12 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:14:12 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:14:12 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-12-24 02:14:12 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:14:12 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:14:12 INFO imstat:::: Statistics --- 2024-12-24 02:14:12 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:14:12 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:14:12 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:14:12 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:14:12 INFO imstat:::: -- Median of the pixel values [median]: -1.86712e-05 Jy/beam 2024-12-24 02:14:12 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73636e-05 Jy/beam 2024-12-24 02:14:12 INFO imstat:::: -- IQR [quartile]: 3.56293e-05 Jy/beam 2024-12-24 02:14:12 INFO imstat:::: -- First quartile [q1]: -3.45095e-05 Jy/beam 2024-12-24 02:14:12 INFO imstat:::: -- Third quartile [q3]: 1.1198e-06 Jy/beam 2024-12-24 02:14:12 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:14:12 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:14:12 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:14:12 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:14:12 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:14:12 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:14:12 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 2024-12-24 02:14:12 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:14:12.240219 End time: 2024-12-24 02:14:12.270748 2024-12-24 02:14:12 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:14:12 INFO imstat::::casa ########################################## 2024-12-24 02:14:12 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:12 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:14:12 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19h53m49.9980 02:40:24.0001' ) 2024-12-24 02:14:12 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:14:12 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:14:12 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:14:12 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:14:12 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:14:12 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:14:12 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:14:12 INFO MSTransformManager::open Select data 2024-12-24 02:14:12 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 ".". 2024-12-24 02:14:13 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19h53m49.9980 02:40:24.0001 successfully parsed 2024-12-24 02:14:13 INFO phaseshift::::casa Shift phase center 2024-12-24 02:14:13 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:14:12.284219 End time: 2024-12-24 02:14:12.918061 2024-12-24 02:14:13 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:14:13 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:13 INFO tclean::::casa ########################################## 2024-12-24 02:14:13 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:14:13 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 ) 2024-12-24 02:14:13 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:14:13 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:14:13 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:14:13 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:13 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:13 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:14:13 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:14:13 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:14:13 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:14:13 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:14:13 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:14:13 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:14:13 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:14:13 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.020396 2024-12-24 02:14:13 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:13 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:14:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:14:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:14:14 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:14:14 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:14:14 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:14:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:14:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:14:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:14:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:14:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:14:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:14:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:14:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:14:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:14:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:14:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:14:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:14:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:14:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:14:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:14:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-12-24 02:14:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:14:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:14:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:14:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:14:14 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:14:14 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:14:14 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:14:14 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:14 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:14:15 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:14:12.966965 End time: 2024-12-24 02:14:14.509053 2024-12-24 02:14:15 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:14:15 INFO tclean::::casa ########################################## 2024-12-24 02:14:15 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:14:15 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:15 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) 2024-12-24 02:14:15 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:14:15 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:14:15 2024****** 2024-12-24 02:14:15 INFO ImageFitter::fit+ 2024-12-24 02:14:15 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:14:15 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:14:15 INFO ImageFitter::fit+ --- region: 2024-12-24 02:14:15 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:14:15 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:14:15 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:14:15 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:14:15 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:14:15 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:14:15 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:15 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) 2024-12-24 02:14:15 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:14:15 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:14:15 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:14:15 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:14:15 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:14:15 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116891 Jy 2024-12-24 02:14:15 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:14:15 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126504 Jy 2024-12-24 02:14:15 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:15 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:14:15 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:14:15 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:14:15 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999957 +/- 0.000777 arcsec 2024-12-24 02:14:15 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-12-24 02:14:15 INFO ImageFitter::_fitLoop+ --- dec: 128.000047 +/- 0.000097 pixels 2024-12-24 02:14:15 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:15 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:14:15 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:14:15 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:14:15 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:14:15 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:15 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:14:15 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:14:15 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:14:15 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:14:15 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:14:15 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-12-24 02:14:15 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:14:15 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:14:15 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:15 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:14:15 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:14:15 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:14:15 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:14:15 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:15 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:14:15 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:14:15 INFO imstat::::casa ########################################## 2024-12-24 02:14:15 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:14:15 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 ) 2024-12-24 02:14:15 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:14:15 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:14:15 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:14:15 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:14:15 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:15 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) 2024-12-24 02:14:15 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:14:15 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:14:15 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:14:15 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:14:15 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:14:15 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:14:15 INFO imstat:::: Values --- 2024-12-24 02:14:15 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:14:15 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:14:15 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:14:15 INFO imstat:::: -- minimum value [min]: -7.78094e-05 Jy/beam 2024-12-24 02:14:15 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:14:15 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-12-24 02:14:15 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:14:15 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.659, I, 999981612.9Hz 2024-12-24 02:14:15 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:14:15 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:14:15 INFO imstat:::: Statistics --- 2024-12-24 02:14:15 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:14:15 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:14:15 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:14:15 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:14:15 INFO imstat:::: -- Median of the pixel values [median]: -1.86846e-05 Jy/beam 2024-12-24 02:14:15 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73901e-05 Jy/beam 2024-12-24 02:14:15 INFO imstat:::: -- IQR [quartile]: 3.56505e-05 Jy/beam 2024-12-24 02:14:15 INFO imstat:::: -- First quartile [q1]: -3.45202e-05 Jy/beam 2024-12-24 02:14:15 INFO imstat:::: -- Third quartile [q3]: 1.13024e-06 Jy/beam 2024-12-24 02:14:15 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:14:15 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:14:15 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:14:15 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:14:15 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:14:15 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:14:15 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 2024-12-24 02:14:15 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:14:14.578780 End time: 2024-12-24 02:14:14.605597 2024-12-24 02:14:15 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:14:15 INFO imstat::::casa ########################################## 2024-12-24 02:14:15 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:15 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:14:15 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19h53m49.9980 40.100000528deg' ) 2024-12-24 02:14:15 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:14:15 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:14:15 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:14:15 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:14:15 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:14:15 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:14:15 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:14:15 INFO MSTransformManager::open Select data 2024-12-24 02:14:15 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:14:15 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19h53m49.9980 40.100000528deg successfully parsed 2024-12-24 02:14:15 INFO phaseshift::::casa Shift phase center 2024-12-24 02:14:15 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:14:14.621921 End time: 2024-12-24 02:14:15.157835 2024-12-24 02:14:15 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:14:15 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:15 INFO tclean::::casa ########################################## 2024-12-24 02:14:15 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:14:15 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 ) 2024-12-24 02:14:15 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:14:15 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:14:15 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:14:15 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:15 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:15 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:14:15 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:14:15 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:14:15 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:14:15 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:14:15 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:14:15 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:14:16 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:14:16 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.020767 2024-12-24 02:14:16 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:16 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:14:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:14:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:14:16 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:14:16 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:14:16 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:14:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:14:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:14:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:14:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:14:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:14:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:14:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:14:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:14:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:14:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:14:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:14:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:14:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:14:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:14:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:14:17 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-12-24 02:14:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:14:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:14:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:14:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:14:17 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:14:17 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:14:17 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:14:17 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:17 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:14:17 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:14:15.212796 End time: 2024-12-24 02:14:16.930667 2024-12-24 02:14:17 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:14:17 INFO tclean::::casa ########################################## 2024-12-24 02:14:17 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:14:17 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:17 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) 2024-12-24 02:14:17 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:14:17 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:14:17 2024****** 2024-12-24 02:14:17 INFO ImageFitter::fit+ 2024-12-24 02:14:17 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:14:17 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:14:17 INFO ImageFitter::fit+ --- region: 2024-12-24 02:14:17 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:14:17 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:14:17 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:14:17 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:14:17 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:14:17 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:14:17 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:17 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) 2024-12-24 02:14:17 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:14:17 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:14:17 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:14:17 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:14:17 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:14:17 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116876 Jy 2024-12-24 02:14:17 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:14:17 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-12-24 02:14:17 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:17 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:14:17 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:14:17 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:14:17 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-12-24 02:14:17 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-12-24 02:14:17 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-12-24 02:14:17 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:17 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:14:17 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:14:17 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:14:17 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:14:17 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:17 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:14:17 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:14:17 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:14:17 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:14:17 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:14:17 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:14:17 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:14:17 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:14:17 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:17 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:14:17 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:14:17 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:14:17 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:14:17 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:17 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:14:17 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:14:17 INFO imstat::::casa ########################################## 2024-12-24 02:14:17 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:14:17 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 ) 2024-12-24 02:14:17 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:14:17 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:14:17 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:14:17 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:14:17 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:17 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) 2024-12-24 02:14:17 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:14:17 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:14:17 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:14:17 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:14:17 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:14:17 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:14:17 INFO imstat:::: Values --- 2024-12-24 02:14:17 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:14:17 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:14:17 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:14:17 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam 2024-12-24 02:14:17 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:14:17 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:14:17 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:14:17 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-12-24 02:14:17 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:14:17 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:14:17 INFO imstat:::: Statistics --- 2024-12-24 02:14:17 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:14:17 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:14:17 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:14:17 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:14:17 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam 2024-12-24 02:14:17 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73637e-05 Jy/beam 2024-12-24 02:14:17 INFO imstat:::: -- IQR [quartile]: 3.56311e-05 Jy/beam 2024-12-24 02:14:17 INFO imstat:::: -- First quartile [q1]: -3.45119e-05 Jy/beam 2024-12-24 02:14:17 INFO imstat:::: -- Third quartile [q3]: 1.11928e-06 Jy/beam 2024-12-24 02:14:17 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:14:17 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:14:17 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:14:17 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:14:17 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:14:17 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:14:17 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.779537e-05 4.999996e+00 2024-12-24 02:14:17 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:14:17.000788 End time: 2024-12-24 02:14:17.037784 2024-12-24 02:14:17 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:14:17 INFO imstat::::casa ########################################## 2024-12-24 02:14:17 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:17 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:14:17 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 19h53m49.9980 0.699877039rad' ) 2024-12-24 02:14:17 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:14:17 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:14:17 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:14:17 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:14:17 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:14:17 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:14:17 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:14:17 INFO MSTransformManager::open Select data 2024-12-24 02:14:17 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:14:17 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19h53m49.9980 0.699877039rad successfully parsed 2024-12-24 02:14:17 INFO phaseshift::::casa Shift phase center 2024-12-24 02:14:17 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:14:17.053899 End time: 2024-12-24 02:14:17.487109 2024-12-24 02:14:17 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:14:17 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:18 INFO tclean::::casa ########################################## 2024-12-24 02:14:18 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:14:18 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-12-24 02:14:18 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:14:18 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:14:18 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:14:18 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:18 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:18 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:14:18 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:14:18 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:14:18 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:14:18 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:14:18 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:14:18 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:14:18 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:14:18 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.018777 2024-12-24 02:14:18 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:18 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:14:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:14:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:14:18 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:14:18 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:14:18 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:14:18 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:14:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:14:18 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:14:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:14:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:14:18 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:14:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:14:18 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:14:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:14:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:14:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:14:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:14:19 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:14:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:14:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:14:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-12-24 02:14:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:14:19 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:14:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:14:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:14:19 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:14:19 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:14:19 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:14:19 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:19 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:14:19 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:14:17.522087 End time: 2024-12-24 02:14:19.075552 2024-12-24 02:14:19 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:14:19 INFO tclean::::casa ########################################## 2024-12-24 02:14:19 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:14:19 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:19 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) 2024-12-24 02:14:19 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:14:19 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:14:19 2024****** 2024-12-24 02:14:19 INFO ImageFitter::fit+ 2024-12-24 02:14:19 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:14:19 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:14:19 INFO ImageFitter::fit+ --- region: 2024-12-24 02:14:19 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:14:19 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:14:19 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:14:19 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:14:19 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:14:19 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:14:19 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:19 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) 2024-12-24 02:14:19 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:14:19 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:14:19 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:14:19 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:14:19 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:14:19 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-12-24 02:14:19 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:14:19 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy 2024-12-24 02:14:19 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:19 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:14:19 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:14:19 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:14:19 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999992 +/- 0.000777 arcsec 2024-12-24 02:14:19 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-12-24 02:14:19 INFO ImageFitter::_fitLoop+ --- dec: 128.000009 +/- 0.000097 pixels 2024-12-24 02:14:19 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:19 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:14:19 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:14:19 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:14:19 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:14:19 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:19 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:14:19 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:14:19 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:14:19 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:14:19 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:14:19 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:14:19 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:14:19 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:14:19 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:19 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:14:19 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:14:19 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:14:19 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:14:19 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:19 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:14:19 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:14:19 INFO imstat::::casa ########################################## 2024-12-24 02:14:19 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:14:19 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 ) 2024-12-24 02:14:19 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:14:19 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:14:19 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:14:19 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:14:19 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:19 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) 2024-12-24 02:14:19 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:14:19 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:14:19 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:14:19 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:14:19 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:14:19 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:14:19 INFO imstat:::: Values --- 2024-12-24 02:14:19 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:14:19 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:14:19 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:14:19 INFO imstat:::: -- minimum value [min]: -7.77867e-05 Jy/beam 2024-12-24 02:14:19 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:14:19 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:14:19 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:14:19 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-12-24 02:14:19 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:14:19 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:14:19 INFO imstat:::: Statistics --- 2024-12-24 02:14:19 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:14:19 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:14:19 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:14:19 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:14:19 INFO imstat:::: -- Median of the pixel values [median]: -1.86761e-05 Jy/beam 2024-12-24 02:14:19 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73623e-05 Jy/beam 2024-12-24 02:14:19 INFO imstat:::: -- IQR [quartile]: 3.56319e-05 Jy/beam 2024-12-24 02:14:19 INFO imstat:::: -- First quartile [q1]: -3.45153e-05 Jy/beam 2024-12-24 02:14:19 INFO imstat:::: -- Third quartile [q3]: 1.11659e-06 Jy/beam 2024-12-24 02:14:19 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:14:19 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:14:19 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:14:19 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:14:19 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:14:19 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:14:19 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 2024-12-24 02:14:19 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:14:19.130733 End time: 2024-12-24 02:14:19.153789 2024-12-24 02:14:19 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:14:19 INFO imstat::::casa ########################################## 2024-12-24 02:14:19 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:19 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:14:19 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 19:53:49.9980 40d06m0.0019' ) 2024-12-24 02:14:19 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:14:19 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:14:19 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:14:19 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:14:19 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:14:19 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:14:19 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:14:19 INFO MSTransformManager::open Select data 2024-12-24 02:14:19 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:14:19 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19:53:49.9980 40d06m0.0019 successfully parsed 2024-12-24 02:14:19 INFO phaseshift::::casa Shift phase center 2024-12-24 02:14:20 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:14:19.166805 End time: 2024-12-24 02:14:19.609325 2024-12-24 02:14:20 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:14:20 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:20 INFO tclean::::casa ########################################## 2024-12-24 02:14:20 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:14:20 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-12-24 02:14:20 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:14:20 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:14:20 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:14:20 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:20 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:20 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:14:20 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:14:20 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:14:20 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:14:20 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:14:20 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:14:20 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:14:20 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:14:20 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010318 2024-12-24 02:14:20 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:20 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:14:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:14:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:14:20 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:14:20 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:14:20 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:14:20 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:14:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:14:20 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:14:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:14:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:14:20 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:14:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:14:20 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:14:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:14:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:14:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:14:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:14:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:14:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:14:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:14:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-12-24 02:14:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:14:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:14:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:14:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:14:21 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:14:21 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:14:21 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:14:21 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:21 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:14:21 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:14:19.658043 End time: 2024-12-24 02:14:21.053361 2024-12-24 02:14:21 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:14:21 INFO tclean::::casa ########################################## 2024-12-24 02:14:21 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:14:21 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:21 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) 2024-12-24 02:14:21 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:14:21 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:14:21 2024****** 2024-12-24 02:14:21 INFO ImageFitter::fit+ 2024-12-24 02:14:21 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:14:21 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:14:21 INFO ImageFitter::fit+ --- region: 2024-12-24 02:14:21 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:14:21 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:14:21 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:14:21 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:14:21 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:14:21 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:14:21 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:21 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) 2024-12-24 02:14:21 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:14:21 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:14:21 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:14:21 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:14:21 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:14:21 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-12-24 02:14:21 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:14:21 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy 2024-12-24 02:14:21 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:21 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:14:21 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:14:21 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:14:21 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-12-24 02:14:21 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-12-24 02:14:21 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-12-24 02:14:21 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:21 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:14:21 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:14:21 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:14:21 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:14:21 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:21 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:14:21 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:14:21 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:14:21 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:14:21 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:14:21 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:14:21 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:14:21 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:14:21 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:21 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:14:21 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:14:21 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:14:21 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:14:21 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:21 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:14:21 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:14:21 INFO imstat::::casa ########################################## 2024-12-24 02:14:21 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:14:21 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 ) 2024-12-24 02:14:21 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:14:21 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:14:21 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:14:21 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:14:21 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:21 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) 2024-12-24 02:14:21 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:14:21 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:14:21 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:14:21 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:14:21 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:14:21 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:14:21 INFO imstat:::: Values --- 2024-12-24 02:14:21 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:14:21 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:14:21 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:14:21 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam 2024-12-24 02:14:21 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:14:21 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:14:21 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:14:21 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-12-24 02:14:21 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:14:21 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:14:21 INFO imstat:::: Statistics --- 2024-12-24 02:14:21 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:14:21 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:14:21 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:14:21 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:14:21 INFO imstat:::: -- Median of the pixel values [median]: -1.86712e-05 Jy/beam 2024-12-24 02:14:21 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73636e-05 Jy/beam 2024-12-24 02:14:21 INFO imstat:::: -- IQR [quartile]: 3.56293e-05 Jy/beam 2024-12-24 02:14:21 INFO imstat:::: -- First quartile [q1]: -3.45095e-05 Jy/beam 2024-12-24 02:14:21 INFO imstat:::: -- Third quartile [q3]: 1.1198e-06 Jy/beam 2024-12-24 02:14:21 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:14:21 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:14:21 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:14:21 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:14:21 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:14:21 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:14:21 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.779541e-05 4.999996e+00 2024-12-24 02:14:21 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:14:21.130565 End time: 2024-12-24 02:14:21.159331 2024-12-24 02:14:21 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:14:21 INFO imstat::::casa ########################################## 2024-12-24 02:14:21 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:21 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:14:21 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19:53:49.9980 02:40:24.0001' ) 2024-12-24 02:14:21 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:14:21 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:14:21 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:14:21 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:14:21 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:14:21 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:14:21 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:14:21 INFO MSTransformManager::open Select data 2024-12-24 02:14:21 INFO MSTransformManager::createOutputMSStructure Create output MS structure NOTE: you provided the Declination/Latitude value "02:40:24.0001" which is understood to be in units of hours. If you meant degrees, please replace ":" by ".". 2024-12-24 02:14:21 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19:53:49.9980 02:40:24.0001 successfully parsed 2024-12-24 02:14:21 INFO phaseshift::::casa Shift phase center 2024-12-24 02:14:22 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:14:21.176611 End time: 2024-12-24 02:14:21.616004 2024-12-24 02:14:22 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:14:22 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:22 INFO tclean::::casa ########################################## 2024-12-24 02:14:22 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:14:22 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-12-24 02:14:22 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:14:22 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:14:22 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:14:22 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:22 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:22 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:14:22 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:14:22 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:14:22 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:14:22 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:14:22 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:14:22 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:14:22 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:14:22 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010482 2024-12-24 02:14:22 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:22 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:14:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:14:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:14:22 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:14:22 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:14:22 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:14:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:14:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:14:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:14:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:14:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:14:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:14:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:14:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:14:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:14:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:14:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:14:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:14:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:14:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:14:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:14:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-12-24 02:14:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:14:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:14:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:14:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:14:23 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:14:23 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:14:23 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:14:23 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:23 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:14:23 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:14:21.645065 End time: 2024-12-24 02:14:23.136151 2024-12-24 02:14:23 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:14:23 INFO tclean::::casa ########################################## 2024-12-24 02:14:23 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:14:23 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:23 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) 2024-12-24 02:14:23 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:14:23 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:14:23 2024****** 2024-12-24 02:14:23 INFO ImageFitter::fit+ 2024-12-24 02:14:23 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:14:23 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:14:23 INFO ImageFitter::fit+ --- region: 2024-12-24 02:14:23 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:14:23 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:14:23 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:14:23 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:14:23 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:14:23 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:14:23 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:23 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) 2024-12-24 02:14:23 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:14:23 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:14:23 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:14:23 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:14:23 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:14:23 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116891 Jy 2024-12-24 02:14:23 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:14:23 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126504 Jy 2024-12-24 02:14:23 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:23 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:14:23 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:14:23 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:14:23 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999957 +/- 0.000777 arcsec 2024-12-24 02:14:23 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-12-24 02:14:23 INFO ImageFitter::_fitLoop+ --- dec: 128.000047 +/- 0.000097 pixels 2024-12-24 02:14:23 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:23 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:14:23 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:14:23 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:14:23 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:14:23 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:23 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:14:23 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:14:23 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:14:23 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:14:23 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:14:23 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-12-24 02:14:23 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:14:23 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:14:23 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:23 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:14:23 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:14:23 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:14:23 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:14:23 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:23 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:14:23 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:14:23 INFO imstat::::casa ########################################## 2024-12-24 02:14:23 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:14:23 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 ) 2024-12-24 02:14:23 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:14:23 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:14:23 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:14:23 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:14:23 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:23 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) 2024-12-24 02:14:23 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:14:23 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:14:23 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:14:23 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:14:23 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:14:23 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:14:23 INFO imstat:::: Values --- 2024-12-24 02:14:23 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:14:23 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:14:23 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:14:23 INFO imstat:::: -- minimum value [min]: -7.78094e-05 Jy/beam 2024-12-24 02:14:23 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:14:23 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-12-24 02:14:23 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:14:23 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.659, I, 999981612.9Hz 2024-12-24 02:14:23 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:14:23 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:14:23 INFO imstat:::: Statistics --- 2024-12-24 02:14:23 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:14:23 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:14:23 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:14:23 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:14:23 INFO imstat:::: -- Median of the pixel values [median]: -1.86846e-05 Jy/beam 2024-12-24 02:14:23 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73901e-05 Jy/beam 2024-12-24 02:14:23 INFO imstat:::: -- IQR [quartile]: 3.56505e-05 Jy/beam 2024-12-24 02:14:23 INFO imstat:::: -- First quartile [q1]: -3.45202e-05 Jy/beam 2024-12-24 02:14:23 INFO imstat:::: -- Third quartile [q3]: 1.13024e-06 Jy/beam 2024-12-24 02:14:23 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:14:23 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:14:23 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:14:23 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:14:23 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:14:23 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:14:23 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 2024-12-24 02:14:23 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:14:23.200200 End time: 2024-12-24 02:14:23.226973 2024-12-24 02:14:23 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:14:23 INFO imstat::::casa ########################################## 2024-12-24 02:14:23 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:23 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:14:23 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19:53:49.9980 40.100000528deg' ) 2024-12-24 02:14:23 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:14:23 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:14:23 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:14:23 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:14:23 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:14:23 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:14:23 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:14:23 INFO MSTransformManager::open Select data 2024-12-24 02:14:23 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:14:23 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19:53:49.9980 40.100000528deg successfully parsed 2024-12-24 02:14:23 INFO phaseshift::::casa Shift phase center 2024-12-24 02:14:24 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:14:23.243168 End time: 2024-12-24 02:14:23.730122 2024-12-24 02:14:24 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:14:24 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:24 INFO tclean::::casa ########################################## 2024-12-24 02:14:24 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:14:24 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-12-24 02:14:24 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:14:24 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:14:24 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:14:24 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:24 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:24 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:14:24 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:14:24 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:14:24 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:14:24 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:14:24 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:14:24 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:14:24 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:14:24 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.017066 2024-12-24 02:14:24 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:24 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:14:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:14:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:14:24 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:14:24 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:14:24 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:14:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:14:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:14:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:14:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:14:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:14:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:14:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:14:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:14:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:14:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:14:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:14:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:14:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:14:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:14:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:14:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-12-24 02:14:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:14:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:14:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:14:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:14:25 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:14:25 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:14:25 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:14:25 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:25 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:14:25 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:14:23.760298 End time: 2024-12-24 02:14:25.339412 2024-12-24 02:14:25 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:14:25 INFO tclean::::casa ########################################## 2024-12-24 02:14:25 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:14:25 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:25 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-12-24 02:14:25 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:14:25 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:14:25 2024****** 2024-12-24 02:14:25 INFO ImageFitter::fit+ 2024-12-24 02:14:25 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:14:25 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:14:25 INFO ImageFitter::fit+ --- region: 2024-12-24 02:14:25 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:14:25 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:14:25 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:14:25 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:14:25 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:14:25 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:14:25 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:25 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-12-24 02:14:25 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:14:25 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:14:25 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:14:25 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:14:25 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:14:25 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116876 Jy 2024-12-24 02:14:25 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:14:25 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-12-24 02:14:25 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:25 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:14:25 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:14:25 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:14:25 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-12-24 02:14:25 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-12-24 02:14:25 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-12-24 02:14:25 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:25 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:14:25 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:14:25 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:14:25 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:14:25 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:25 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:14:25 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:14:25 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:14:25 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:14:25 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:14:25 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:14:25 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:14:25 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:14:25 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:25 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:14:25 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:14:25 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:14:25 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:14:25 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:25 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:14:25 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:14:25 INFO imstat::::casa ########################################## 2024-12-24 02:14:25 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:14:25 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-12-24 02:14:25 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:14:25 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:14:25 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:14:25 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:14:25 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:25 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-12-24 02:14:25 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:14:25 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:14:25 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:14:25 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:14:25 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:14:25 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:14:25 INFO imstat:::: Values --- 2024-12-24 02:14:25 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:14:25 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:14:25 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:14:25 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam 2024-12-24 02:14:25 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:14:25 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:14:25 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:14:25 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-12-24 02:14:25 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:14:25 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:14:25 INFO imstat:::: Statistics --- 2024-12-24 02:14:25 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:14:25 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:14:25 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:14:25 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:14:25 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam 2024-12-24 02:14:25 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73637e-05 Jy/beam 2024-12-24 02:14:25 INFO imstat:::: -- IQR [quartile]: 3.56311e-05 Jy/beam 2024-12-24 02:14:25 INFO imstat:::: -- First quartile [q1]: -3.45119e-05 Jy/beam 2024-12-24 02:14:25 INFO imstat:::: -- Third quartile [q3]: 1.11928e-06 Jy/beam 2024-12-24 02:14:25 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:14:25 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:14:25 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:14:25 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:14:25 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:14:25 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:14:25 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.779537e-05 4.999996e+00 2024-12-24 02:14:25 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:14:25.420426 End time: 2024-12-24 02:14:25.450423 2024-12-24 02:14:25 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:14:25 INFO imstat::::casa ########################################## 2024-12-24 02:14:25 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:25 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:14:25 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19:53:49.9980 0.699877039rad' ) 2024-12-24 02:14:25 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:14:25 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:14:25 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:14:25 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:14:25 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:14:25 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:14:25 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:14:25 INFO MSTransformManager::open Select data 2024-12-24 02:14:25 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:14:26 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19:53:49.9980 0.699877039rad successfully parsed 2024-12-24 02:14:26 INFO phaseshift::::casa Shift phase center 2024-12-24 02:14:26 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:14:25.468607 End time: 2024-12-24 02:14:25.962963 2024-12-24 02:14:26 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:14:26 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:26 INFO tclean::::casa ########################################## 2024-12-24 02:14:26 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:14:26 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-12-24 02:14:26 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:14:26 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:14:26 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:14:26 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:26 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:26 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:14:26 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:14:26 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:14:26 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:14:26 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:14:26 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:14:26 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:14:26 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:14:26 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010429 2024-12-24 02:14:26 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:26 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:14:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:14:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:14:26 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:14:26 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:14:26 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:14:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:14:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:14:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:14:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:14:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:14:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:14:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:14:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:14:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:14:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:14:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:14:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:14:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:14:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:14:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:14:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-12-24 02:14:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:14:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:14:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:14:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:14:27 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:14:27 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:14:27 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:14:27 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:27 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:14:27 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:14:26.018414 End time: 2024-12-24 02:14:27.413519 2024-12-24 02:14:27 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:14:27 INFO tclean::::casa ########################################## 2024-12-24 02:14:27 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:14:27 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:27 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-12-24 02:14:27 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:14:27 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:14:27 2024****** 2024-12-24 02:14:27 INFO ImageFitter::fit+ 2024-12-24 02:14:27 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:14:27 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:14:27 INFO ImageFitter::fit+ --- region: 2024-12-24 02:14:27 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:14:27 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:14:27 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:14:27 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:14:27 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:14:27 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:14:27 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:27 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-12-24 02:14:27 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:14:27 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:14:27 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:14:27 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:14:27 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:14:27 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-12-24 02:14:27 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:14:27 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy 2024-12-24 02:14:27 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:27 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:14:27 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:14:27 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:14:27 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999992 +/- 0.000777 arcsec 2024-12-24 02:14:27 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-12-24 02:14:27 INFO ImageFitter::_fitLoop+ --- dec: 128.000009 +/- 0.000097 pixels 2024-12-24 02:14:27 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:27 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:14:27 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:14:27 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:14:27 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:14:27 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:27 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:14:27 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:14:27 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:14:27 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:14:27 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:14:27 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:14:27 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:14:27 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:14:27 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:27 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:14:27 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:14:27 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:14:27 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:14:27 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:27 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:14:27 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:14:27 INFO imstat::::casa ########################################## 2024-12-24 02:14:27 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:14:27 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-12-24 02:14:27 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:14:27 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:14:27 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:14:27 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:14:27 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:27 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-12-24 02:14:27 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:14:27 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:14:27 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:14:27 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:14:27 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:14:27 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:14:27 INFO imstat:::: Values --- 2024-12-24 02:14:27 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:14:27 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:14:27 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:14:27 INFO imstat:::: -- minimum value [min]: -7.77867e-05 Jy/beam 2024-12-24 02:14:27 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:14:27 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:14:27 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:14:27 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-12-24 02:14:27 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:14:27 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:14:27 INFO imstat:::: Statistics --- 2024-12-24 02:14:27 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:14:27 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:14:27 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:14:27 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:14:27 INFO imstat:::: -- Median of the pixel values [median]: -1.86761e-05 Jy/beam 2024-12-24 02:14:27 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73623e-05 Jy/beam 2024-12-24 02:14:27 INFO imstat:::: -- IQR [quartile]: 3.56319e-05 Jy/beam 2024-12-24 02:14:27 INFO imstat:::: -- First quartile [q1]: -3.45153e-05 Jy/beam 2024-12-24 02:14:27 INFO imstat:::: -- Third quartile [q3]: 1.11659e-06 Jy/beam 2024-12-24 02:14:27 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:14:27 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:14:27 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:14:27 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:14:27 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:14:27 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:14:27 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 2024-12-24 02:14:27 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:14:27.455082 End time: 2024-12-24 02:14:27.475369 2024-12-24 02:14:27 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:14:27 INFO imstat::::casa ########################################## 2024-12-24 02:14:27 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:27 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:14:27 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 298.458325000deg 40d06m0.0019' ) 2024-12-24 02:14:28 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:14:28 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:14:28 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:14:28 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:14:28 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:14:28 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:14:28 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:14:28 INFO MSTransformManager::open Select data 2024-12-24 02:14:28 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:14:28 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 298.458325000deg 40d06m0.0019 successfully parsed 2024-12-24 02:14:28 INFO phaseshift::::casa Shift phase center 2024-12-24 02:14:28 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:14:27.488583 End time: 2024-12-24 02:14:27.862978 2024-12-24 02:14:28 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:14:28 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:28 INFO tclean::::casa ########################################## 2024-12-24 02:14:28 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:14:28 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-12-24 02:14:28 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:14:28 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:14:28 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:14:28 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:28 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:28 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:14:28 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:14:28 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:14:28 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:14:28 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:14:28 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:14:28 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:14:28 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:14:28 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010348 2024-12-24 02:14:28 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:28 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:14:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:14:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:14:28 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:14:28 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:14:28 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:14:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:14:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:14:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:14:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:14:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:14:29 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:14:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:14:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:14:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:14:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:14:29 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:14:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:14:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:14:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:14:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:14:29 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-12-24 02:14:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:14:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:14:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:14:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:14:29 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:14:29 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:14:29 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:14:29 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:29 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:14:29 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:14:27.892190 End time: 2024-12-24 02:14:29.078816 2024-12-24 02:14:29 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:14:29 INFO tclean::::casa ########################################## 2024-12-24 02:14:29 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:14:29 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:29 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-12-24 02:14:29 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:14:29 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:14:29 2024****** 2024-12-24 02:14:29 INFO ImageFitter::fit+ 2024-12-24 02:14:29 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:14:29 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:14:29 INFO ImageFitter::fit+ --- region: 2024-12-24 02:14:29 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:14:29 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:14:29 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:14:29 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:14:29 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:14:29 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:14:29 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:29 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-12-24 02:14:29 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:14:29 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:14:29 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:14:29 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:14:29 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:14:29 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-12-24 02:14:29 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:14:29 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy 2024-12-24 02:14:29 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:29 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:14:29 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:14:29 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:14:29 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-12-24 02:14:29 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-12-24 02:14:29 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-12-24 02:14:29 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:29 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:14:29 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:14:29 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:14:29 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:14:29 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:29 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:14:29 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:14:29 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:14:29 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:14:29 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:14:29 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:14:29 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:14:29 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:14:29 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:29 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:14:29 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:14:29 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:14:29 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:14:29 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:29 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:14:29 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:14:29 INFO imstat::::casa ########################################## 2024-12-24 02:14:29 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:14:29 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-12-24 02:14:29 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:14:29 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:14:29 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:14:29 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:14:29 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:29 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-12-24 02:14:29 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:14:29 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:14:29 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:14:29 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:14:29 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:14:29 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:14:29 INFO imstat:::: Values --- 2024-12-24 02:14:29 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:14:29 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:14:29 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:14:29 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam 2024-12-24 02:14:29 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:14:29 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:14:29 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:14:29 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-12-24 02:14:29 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:14:29 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:14:29 INFO imstat:::: Statistics --- 2024-12-24 02:14:29 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:14:29 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:14:29 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:14:29 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:14:29 INFO imstat:::: -- Median of the pixel values [median]: -1.86712e-05 Jy/beam 2024-12-24 02:14:29 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73636e-05 Jy/beam 2024-12-24 02:14:29 INFO imstat:::: -- IQR [quartile]: 3.56293e-05 Jy/beam 2024-12-24 02:14:29 INFO imstat:::: -- First quartile [q1]: -3.45095e-05 Jy/beam 2024-12-24 02:14:29 INFO imstat:::: -- Third quartile [q3]: 1.1198e-06 Jy/beam 2024-12-24 02:14:29 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:14:29 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:14:29 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:14:29 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:14:29 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:14:29 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:14:29 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 2024-12-24 02:14:29 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:14:29.120418 End time: 2024-12-24 02:14:29.140539 2024-12-24 02:14:29 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:14:29 INFO imstat::::casa ########################################## 2024-12-24 02:14:29 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:29 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:14:29 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 298.458325000deg 02:40:24.0001' ) 2024-12-24 02:14:29 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:14:29 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:14:29 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:14:29 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:14:29 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:14:29 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:14:29 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:14:29 INFO MSTransformManager::open Select data 2024-12-24 02:14:29 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 ".". 2024-12-24 02:14:29 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 298.458325000deg 02:40:24.0001 successfully parsed 2024-12-24 02:14:29 INFO phaseshift::::casa Shift phase center 2024-12-24 02:14:30 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:14:29.153129 End time: 2024-12-24 02:14:29.531018 2024-12-24 02:14:30 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:14:30 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:30 INFO tclean::::casa ########################################## 2024-12-24 02:14:30 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:14:30 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-12-24 02:14:30 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:14:30 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:14:30 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:14:30 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:30 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:30 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:14:30 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:14:30 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:14:30 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:14:30 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:14:30 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:14:30 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:14:30 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:14:30 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010474 2024-12-24 02:14:30 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:30 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:14:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:14:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:14:30 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:14:30 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:14:30 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:14:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:14:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:14:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:14:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:14:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:14:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:14:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:14:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:14:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:14:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:14:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:14:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:14:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:14:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:14:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:14:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-12-24 02:14:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:14:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:14:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:14:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:14:31 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:14:31 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:14:31 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:14:31 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:31 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:14:31 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:14:29.560734 End time: 2024-12-24 02:14:30.772181 2024-12-24 02:14:31 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:14:31 INFO tclean::::casa ########################################## 2024-12-24 02:14:31 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:14:31 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:31 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-12-24 02:14:31 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:14:31 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:14:31 2024****** 2024-12-24 02:14:31 INFO ImageFitter::fit+ 2024-12-24 02:14:31 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:14:31 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:14:31 INFO ImageFitter::fit+ --- region: 2024-12-24 02:14:31 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:14:31 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:14:31 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:14:31 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:14:31 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:14:31 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:14:31 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:31 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) 2024-12-24 02:14:31 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:14:31 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:14:31 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:14:31 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:14:31 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:14:31 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116891 Jy 2024-12-24 02:14:31 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:14:31 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126504 Jy 2024-12-24 02:14:31 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:31 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:14:31 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:14:31 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:14:31 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999957 +/- 0.000777 arcsec 2024-12-24 02:14:31 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-12-24 02:14:31 INFO ImageFitter::_fitLoop+ --- dec: 128.000047 +/- 0.000097 pixels 2024-12-24 02:14:31 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:31 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:14:31 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:14:31 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:14:31 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:14:31 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:31 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:14:31 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:14:31 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:14:31 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:14:31 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:14:31 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-12-24 02:14:31 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:14:31 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:14:31 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:31 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:14:31 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:14:31 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:14:31 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:14:31 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:31 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:14:31 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:14:31 INFO imstat::::casa ########################################## 2024-12-24 02:14:31 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:14:31 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-12-24 02:14:31 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:14:31 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:14:31 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:14:31 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:14:31 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:31 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-12-24 02:14:31 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:14:31 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:14:31 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:14:31 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:14:31 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:14:31 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:14:31 INFO imstat:::: Values --- 2024-12-24 02:14:31 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:14:31 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:14:31 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:14:31 INFO imstat:::: -- minimum value [min]: -7.78094e-05 Jy/beam 2024-12-24 02:14:31 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:14:31 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-12-24 02:14:31 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:14:31 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.659, I, 999981612.9Hz 2024-12-24 02:14:31 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:14:31 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:14:31 INFO imstat:::: Statistics --- 2024-12-24 02:14:31 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:14:31 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:14:31 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:14:31 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:14:31 INFO imstat:::: -- Median of the pixel values [median]: -1.86846e-05 Jy/beam 2024-12-24 02:14:31 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73901e-05 Jy/beam 2024-12-24 02:14:31 INFO imstat:::: -- IQR [quartile]: 3.56505e-05 Jy/beam 2024-12-24 02:14:31 INFO imstat:::: -- First quartile [q1]: -3.45202e-05 Jy/beam 2024-12-24 02:14:31 INFO imstat:::: -- Third quartile [q3]: 1.13024e-06 Jy/beam 2024-12-24 02:14:31 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:14:31 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:14:31 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:14:31 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:14:31 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:14:31 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:14:31 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 2024-12-24 02:14:31 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:14:30.828931 End time: 2024-12-24 02:14:30.849957 2024-12-24 02:14:31 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:14:31 INFO imstat::::casa ########################################## 2024-12-24 02:14:31 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:31 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:14:31 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 298.458325000deg 40.100000528deg' ) 2024-12-24 02:14:31 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:14:31 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:14:31 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:14:31 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:14:31 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:14:31 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:14:31 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:14:31 INFO MSTransformManager::open Select data 2024-12-24 02:14:31 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:14:31 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 298.458325000deg 40.100000528deg successfully parsed 2024-12-24 02:14:31 INFO phaseshift::::casa Shift phase center 2024-12-24 02:14:31 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:14:30.863297 End time: 2024-12-24 02:14:31.349968 2024-12-24 02:14:31 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:14:31 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:31 INFO tclean::::casa ########################################## 2024-12-24 02:14:31 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:14:31 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 ) 2024-12-24 02:14:31 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:14:31 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:14:31 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:14:32 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:32 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:32 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:14:32 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:14:32 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:14:32 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:14:32 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:14:32 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:14:32 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:14:32 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:14:32 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.019512 2024-12-24 02:14:32 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:32 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:14:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:14:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:14:32 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:14:32 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:14:32 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:14:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:14:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:14:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:14:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:14:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:14:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:14:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:14:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:14:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:14:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:14:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:14:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:14:33 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:14:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:14:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:14:33 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-12-24 02:14:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:14:33 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:14:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:14:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:14:33 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:14:33 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:14:33 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:14:33 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:33 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:14:33 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:14:31.403541 End time: 2024-12-24 02:14:33.002651 2024-12-24 02:14:33 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:14:33 INFO tclean::::casa ########################################## 2024-12-24 02:14:33 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:14:33 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:33 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-12-24 02:14:33 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:14:33 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:14:33 2024****** 2024-12-24 02:14:33 INFO ImageFitter::fit+ 2024-12-24 02:14:33 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:14:33 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:14:33 INFO ImageFitter::fit+ --- region: 2024-12-24 02:14:33 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:14:33 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:14:33 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:14:33 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:14:33 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:14:33 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:14:33 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:33 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-12-24 02:14:33 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:14:33 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:14:33 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:14:33 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:14:33 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:14:33 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116876 Jy 2024-12-24 02:14:33 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:14:33 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-12-24 02:14:33 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:33 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:14:33 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:14:33 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:14:33 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-12-24 02:14:33 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-12-24 02:14:33 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-12-24 02:14:33 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:33 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:14:33 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:14:33 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:14:33 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:14:33 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:33 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:14:33 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:14:33 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:14:33 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:14:33 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:14:33 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:14:33 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:14:33 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:14:33 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:33 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:14:33 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:14:33 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:14:33 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:14:33 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:33 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:14:33 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:14:33 INFO imstat::::casa ########################################## 2024-12-24 02:14:33 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:14:33 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-12-24 02:14:33 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:14:33 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:14:33 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:14:33 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:14:33 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:33 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-12-24 02:14:33 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:14:33 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:14:33 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:14:33 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:14:33 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:14:33 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:14:33 INFO imstat:::: Values --- 2024-12-24 02:14:33 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:14:33 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:14:33 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:14:33 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam 2024-12-24 02:14:33 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:14:33 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:14:33 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:14:33 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-12-24 02:14:33 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:14:33 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:14:33 INFO imstat:::: Statistics --- 2024-12-24 02:14:33 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:14:33 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:14:33 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:14:33 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:14:33 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam 2024-12-24 02:14:33 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73637e-05 Jy/beam 2024-12-24 02:14:33 INFO imstat:::: -- IQR [quartile]: 3.56311e-05 Jy/beam 2024-12-24 02:14:33 INFO imstat:::: -- First quartile [q1]: -3.45119e-05 Jy/beam 2024-12-24 02:14:33 INFO imstat:::: -- Third quartile [q3]: 1.11928e-06 Jy/beam 2024-12-24 02:14:33 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:14:33 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:14:33 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:14:33 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:14:33 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:14:33 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:14:33 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 2024-12-24 02:14:33 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:14:33.049381 End time: 2024-12-24 02:14:33.070307 2024-12-24 02:14:33 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:14:33 INFO imstat::::casa ########################################## 2024-12-24 02:14:33 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:33 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:14:33 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 298.458325000deg 0.699877039rad' ) 2024-12-24 02:14:33 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:14:33 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:14:33 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:14:33 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:14:33 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:14:33 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:14:33 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:14:33 INFO MSTransformManager::open Select data 2024-12-24 02:14:33 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:14:33 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 298.458325000deg 0.699877039rad successfully parsed 2024-12-24 02:14:33 INFO phaseshift::::casa Shift phase center 2024-12-24 02:14:34 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:14:33.083736 End time: 2024-12-24 02:14:33.581390 2024-12-24 02:14:34 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:14:34 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:34 INFO tclean::::casa ########################################## 2024-12-24 02:14:34 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:14:34 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-12-24 02:14:34 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:14:34 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:14:34 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:14:34 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:34 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:34 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:14:34 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:14:34 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:14:34 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:14:34 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:14:34 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:14:34 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:14:34 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:14:34 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.016408 2024-12-24 02:14:34 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:34 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:14:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:14:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:14:34 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:14:34 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:14:34 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:14:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:14:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:14:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:14:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:14:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:14:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:14:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:14:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:14:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:14:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:14:35 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:14:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:14:35 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:14:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:14:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:14:35 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-12-24 02:14:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:14:35 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:14:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:14:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:14:35 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:14:35 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:14:35 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:14:35 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:35 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:14:35 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:14:33.610080 End time: 2024-12-24 02:14:35.123897 2024-12-24 02:14:35 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:14:35 INFO tclean::::casa ########################################## 2024-12-24 02:14:35 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:14:35 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:35 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-12-24 02:14:35 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:14:35 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:14:35 2024****** 2024-12-24 02:14:35 INFO ImageFitter::fit+ 2024-12-24 02:14:35 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:14:35 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:14:35 INFO ImageFitter::fit+ --- region: 2024-12-24 02:14:35 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:14:35 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:14:35 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:14:35 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:14:35 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:14:35 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:14:35 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:35 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-12-24 02:14:35 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:14:35 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:14:35 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:14:35 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:14:35 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:14:35 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-12-24 02:14:35 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:14:35 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy 2024-12-24 02:14:35 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:35 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:14:35 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:14:35 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:14:35 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999992 +/- 0.000777 arcsec 2024-12-24 02:14:35 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-12-24 02:14:35 INFO ImageFitter::_fitLoop+ --- dec: 128.000009 +/- 0.000097 pixels 2024-12-24 02:14:35 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:35 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:14:35 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:14:35 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:14:35 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:14:35 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:35 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:14:35 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:14:35 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:14:35 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:14:35 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:14:35 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:14:35 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:14:35 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:14:35 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:35 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:14:35 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:14:35 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:14:35 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:14:35 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:35 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:14:35 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:14:35 INFO imstat::::casa ########################################## 2024-12-24 02:14:35 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:14:35 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-12-24 02:14:35 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:14:35 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:14:35 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:14:35 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:14:35 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:35 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-12-24 02:14:35 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:14:35 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:14:35 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:14:35 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:14:35 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:14:35 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:14:35 INFO imstat:::: Values --- 2024-12-24 02:14:35 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:14:35 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:14:35 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:14:35 INFO imstat:::: -- minimum value [min]: -7.77867e-05 Jy/beam 2024-12-24 02:14:35 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:14:35 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:14:35 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:14:35 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-12-24 02:14:35 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:14:35 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:14:35 INFO imstat:::: Statistics --- 2024-12-24 02:14:35 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:14:35 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:14:35 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:14:35 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:14:35 INFO imstat:::: -- Median of the pixel values [median]: -1.86761e-05 Jy/beam 2024-12-24 02:14:35 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73623e-05 Jy/beam 2024-12-24 02:14:35 INFO imstat:::: -- IQR [quartile]: 3.56319e-05 Jy/beam 2024-12-24 02:14:35 INFO imstat:::: -- First quartile [q1]: -3.45153e-05 Jy/beam 2024-12-24 02:14:35 INFO imstat:::: -- Third quartile [q3]: 1.11659e-06 Jy/beam 2024-12-24 02:14:35 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:14:35 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:14:35 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:14:35 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:14:35 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:14:35 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:14:35 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.778665e-05 4.999996e+00 2024-12-24 02:14:35 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:14:35.186084 End time: 2024-12-24 02:14:35.211301 2024-12-24 02:14:35 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:14:35 INFO imstat::::casa ########################################## 2024-12-24 02:14:35 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:35 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:14:35 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 5.209080451rad 40d06m0.0019' ) 2024-12-24 02:14:35 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:14:35 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:14:35 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:14:35 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:14:35 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:14:35 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:14:35 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:14:35 INFO MSTransformManager::open Select data 2024-12-24 02:14:35 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:14:35 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 5.209080451rad 40d06m0.0019 successfully parsed 2024-12-24 02:14:35 INFO phaseshift::::casa Shift phase center 2024-12-24 02:14:36 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:14:35.226741 End time: 2024-12-24 02:14:35.751580 2024-12-24 02:14:36 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:14:36 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:36 INFO tclean::::casa ########################################## 2024-12-24 02:14:36 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:14:36 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-12-24 02:14:36 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:14:36 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:14:36 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:14:36 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:36 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:36 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:14:36 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:14:36 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:14:36 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:14:36 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:14:36 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:14:36 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:14:36 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:14:36 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010531 2024-12-24 02:14:36 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:36 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:14:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:14:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:14:36 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:14:36 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:14:36 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:14:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:14:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:14:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:14:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:14:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:14:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:14:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:14:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:14:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:14:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:14:37 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:14:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:14:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:14:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:14:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:14:37 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-12-24 02:14:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:14:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:14:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:14:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:14:37 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:14:37 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:14:37 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:14:37 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:37 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:14:37 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:14:35.799995 End time: 2024-12-24 02:14:37.283404 2024-12-24 02:14:37 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:14:37 INFO tclean::::casa ########################################## 2024-12-24 02:14:37 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:14:37 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:37 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) 2024-12-24 02:14:37 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:14:37 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:14:37 2024****** 2024-12-24 02:14:37 INFO ImageFitter::fit+ 2024-12-24 02:14:37 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:14:37 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:14:37 INFO ImageFitter::fit+ --- region: 2024-12-24 02:14:37 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:14:37 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:14:37 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:14:37 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:14:37 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:14:37 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:14:37 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:37 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) 2024-12-24 02:14:37 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:14:37 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:14:37 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:14:37 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:14:37 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:14:37 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116878 Jy 2024-12-24 02:14:37 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:14:37 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126494 Jy 2024-12-24 02:14:37 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:37 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:14:37 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:14:37 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:14:37 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-12-24 02:14:37 INFO ImageFitter::_fitLoop+ --- ra: 127.999966 +/- 0.000127 pixels 2024-12-24 02:14:37 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-12-24 02:14:37 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:37 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:14:37 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:14:37 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:14:37 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:14:37 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:37 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:14:37 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:14:37 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:14:37 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:14:37 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:14:37 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:14:37 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:14:37 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:14:37 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:37 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:14:37 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:14:37 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:14:37 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:14:37 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:37 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:14:37 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:14:37 INFO imstat::::casa ########################################## 2024-12-24 02:14:37 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:14:37 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 ) 2024-12-24 02:14:37 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:14:37 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:14:37 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:14:37 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:14:37 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:37 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) 2024-12-24 02:14:37 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:14:37 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:14:37 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:14:37 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:14:37 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:14:37 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:14:37 INFO imstat:::: Values --- 2024-12-24 02:14:37 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:14:37 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:14:37 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:14:37 INFO imstat:::: -- minimum value [min]: -7.77984e-05 Jy/beam 2024-12-24 02:14:37 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:14:37 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:14:37 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:14:37 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-12-24 02:14:37 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:14:37 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:14:37 INFO imstat:::: Statistics --- 2024-12-24 02:14:37 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:14:37 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:14:37 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:14:37 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:14:37 INFO imstat:::: -- Median of the pixel values [median]: -1.86704e-05 Jy/beam 2024-12-24 02:14:37 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7365e-05 Jy/beam 2024-12-24 02:14:37 INFO imstat:::: -- IQR [quartile]: 3.56348e-05 Jy/beam 2024-12-24 02:14:37 INFO imstat:::: -- First quartile [q1]: -3.45131e-05 Jy/beam 2024-12-24 02:14:37 INFO imstat:::: -- Third quartile [q3]: 1.12172e-06 Jy/beam 2024-12-24 02:14:37 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:14:37 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:14:37 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:14:37 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:14:37 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:14:37 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:14:37 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 2024-12-24 02:14:37 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:14:37.354116 End time: 2024-12-24 02:14:37.387790 2024-12-24 02:14:37 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:14:37 INFO imstat::::casa ########################################## 2024-12-24 02:14:37 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:37 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:14:37 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 5.209080451rad 02:40:24.0001' ) 2024-12-24 02:14:37 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:14:37 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:14:37 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:14:37 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:14:37 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:14:37 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:14:37 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:14:37 INFO MSTransformManager::open Select data 2024-12-24 02:14:37 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 ".". 2024-12-24 02:14:38 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 5.209080451rad 02:40:24.0001 successfully parsed 2024-12-24 02:14:38 INFO phaseshift::::casa Shift phase center 2024-12-24 02:14:38 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:14:37.412947 End time: 2024-12-24 02:14:37.982743 2024-12-24 02:14:38 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:14:38 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:38 INFO tclean::::casa ########################################## 2024-12-24 02:14:38 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:14:38 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 ) 2024-12-24 02:14:38 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:14:38 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:14:38 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:14:38 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:38 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:38 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:14:38 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:14:38 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:14:38 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:14:38 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:14:38 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:14:38 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:14:38 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:14:38 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.013511 2024-12-24 02:14:38 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:38 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:14:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:14:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:14:39 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:14:39 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:14:39 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:14:39 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:14:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:14:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:14:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:14:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:14:39 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:14:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:14:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:14:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:14:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:14:39 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:14:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:14:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:14:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:14:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:14:39 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-12-24 02:14:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:14:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:14:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:14:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:14:39 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:14:39 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:14:39 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:14:39 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:39 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:14:39 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:14:38.035206 End time: 2024-12-24 02:14:39.298036 2024-12-24 02:14:39 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:14:39 INFO tclean::::casa ########################################## 2024-12-24 02:14:39 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:14:39 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:39 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) 2024-12-24 02:14:39 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:14:39 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:14:39 2024****** 2024-12-24 02:14:39 INFO ImageFitter::fit+ 2024-12-24 02:14:39 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:14:39 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:14:39 INFO ImageFitter::fit+ --- region: 2024-12-24 02:14:39 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:14:39 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:14:39 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:14:39 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:14:39 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:14:39 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:14:39 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:39 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) 2024-12-24 02:14:39 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:14:39 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:14:39 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:14:39 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:14:39 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:14:39 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116894 Jy 2024-12-24 02:14:39 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:14:39 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126508 Jy 2024-12-24 02:14:39 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:39 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:14:39 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:14:39 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999996 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:14:39 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999957 +/- 0.000777 arcsec 2024-12-24 02:14:39 INFO ImageFitter::_fitLoop+ --- ra: 127.999966 +/- 0.000127 pixels 2024-12-24 02:14:39 INFO ImageFitter::_fitLoop+ --- dec: 128.000047 +/- 0.000097 pixels 2024-12-24 02:14:39 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:39 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:14:39 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:14:39 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:14:39 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:14:39 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:39 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:14:39 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:14:39 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:14:39 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:14:39 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:14:39 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-12-24 02:14:39 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:14:39 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:14:39 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:39 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:14:39 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:14:39 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:14:39 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:14:39 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:39 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:14:39 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:14:39 INFO imstat::::casa ########################################## 2024-12-24 02:14:39 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:14:39 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 ) 2024-12-24 02:14:39 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:14:39 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:14:39 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:14:39 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:14:39 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:39 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) 2024-12-24 02:14:39 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:14:39 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:14:39 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:14:39 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:14:39 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:14:39 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:14:39 INFO imstat:::: Values --- 2024-12-24 02:14:39 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:14:39 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:14:39 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:14:39 INFO imstat:::: -- minimum value [min]: -7.78076e-05 Jy/beam 2024-12-24 02:14:39 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:14:39 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-12-24 02:14:39 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:14:39 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.659, I, 999981612.9Hz 2024-12-24 02:14:39 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:14:39 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:14:39 INFO imstat:::: Statistics --- 2024-12-24 02:14:39 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:14:39 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:14:39 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:14:39 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:14:39 INFO imstat:::: -- Median of the pixel values [median]: -1.86848e-05 Jy/beam 2024-12-24 02:14:39 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73951e-05 Jy/beam 2024-12-24 02:14:39 INFO imstat:::: -- IQR [quartile]: 3.56676e-05 Jy/beam 2024-12-24 02:14:39 INFO imstat:::: -- First quartile [q1]: -3.45186e-05 Jy/beam 2024-12-24 02:14:39 INFO imstat:::: -- Third quartile [q3]: 1.14894e-06 Jy/beam 2024-12-24 02:14:39 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:14:39 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:14:39 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:14:39 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:14:39 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:14:39 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:14:39 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 2024-12-24 02:14:39 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:14:39.338591 End time: 2024-12-24 02:14:39.358021 2024-12-24 02:14:39 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:14:39 INFO imstat::::casa ########################################## 2024-12-24 02:14:39 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:39 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:14:39 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 5.209080451rad 40.100000528deg' ) 2024-12-24 02:14:39 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:14:39 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:14:39 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:14:39 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:14:39 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:14:39 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:14:39 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:14:39 INFO MSTransformManager::open Select data 2024-12-24 02:14:39 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:14:40 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 5.209080451rad 40.100000528deg successfully parsed 2024-12-24 02:14:40 INFO phaseshift::::casa Shift phase center 2024-12-24 02:14:40 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:14:39.370757 End time: 2024-12-24 02:14:39.876455 2024-12-24 02:14:40 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:14:40 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:40 INFO tclean::::casa ########################################## 2024-12-24 02:14:40 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:14:40 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 ) 2024-12-24 02:14:40 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:14:40 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:14:40 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:14:40 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:40 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:40 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:14:40 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:14:40 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:14:40 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:14:40 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:14:40 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:14:40 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:14:40 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:14:40 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010261 2024-12-24 02:14:40 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:40 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:14:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:14:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:14:40 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:14:40 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:14:40 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:14:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:14:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:14:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:14:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:14:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:14:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:14:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:14:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:14:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:14:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:14:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:14:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:14:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:14:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:14:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:14:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-12-24 02:14:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:14:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:14:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:14:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:14:41 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:14:41 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:14:41 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:14:41 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:41 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:14:41 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:14:39.905257 End time: 2024-12-24 02:14:41.169331 2024-12-24 02:14:41 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:14:41 INFO tclean::::casa ########################################## 2024-12-24 02:14:41 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:14:41 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:41 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) 2024-12-24 02:14:41 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:14:41 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:14:41 2024****** 2024-12-24 02:14:41 INFO ImageFitter::fit+ 2024-12-24 02:14:41 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:14:41 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:14:41 INFO ImageFitter::fit+ --- region: 2024-12-24 02:14:41 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:14:41 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:14:41 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:14:41 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:14:41 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:14:41 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:14:41 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:41 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) 2024-12-24 02:14:41 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:14:41 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:14:41 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:14:41 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:14:41 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:14:41 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116882 Jy 2024-12-24 02:14:41 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:14:41 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126496 Jy 2024-12-24 02:14:41 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:41 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:14:41 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:14:41 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999996 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:14:41 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-12-24 02:14:41 INFO ImageFitter::_fitLoop+ --- ra: 127.999966 +/- 0.000127 pixels 2024-12-24 02:14:41 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-12-24 02:14:41 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:41 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:14:41 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:14:41 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:14:41 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:14:41 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:41 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:14:41 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:14:41 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:14:41 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:14:41 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:14:41 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:14:41 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:14:41 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:14:41 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:41 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:14:41 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:14:41 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:14:41 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:14:41 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:41 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:14:41 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:14:41 INFO imstat::::casa ########################################## 2024-12-24 02:14:41 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:14:41 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 ) 2024-12-24 02:14:41 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:14:41 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:14:41 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:14:41 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:14:41 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:41 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) 2024-12-24 02:14:41 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:14:41 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:14:41 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:14:41 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:14:41 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:14:41 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:14:41 INFO imstat:::: Values --- 2024-12-24 02:14:41 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:14:41 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:14:41 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:14:41 INFO imstat:::: -- minimum value [min]: -7.77982e-05 Jy/beam 2024-12-24 02:14:41 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:14:41 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:14:41 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:14:41 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-12-24 02:14:41 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:14:41 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:14:41 INFO imstat:::: Statistics --- 2024-12-24 02:14:41 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:14:41 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:14:41 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:14:41 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:14:41 INFO imstat:::: -- Median of the pixel values [median]: -1.86711e-05 Jy/beam 2024-12-24 02:14:41 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73646e-05 Jy/beam 2024-12-24 02:14:41 INFO imstat:::: -- IQR [quartile]: 3.56367e-05 Jy/beam 2024-12-24 02:14:41 INFO imstat:::: -- First quartile [q1]: -3.45138e-05 Jy/beam 2024-12-24 02:14:41 INFO imstat:::: -- Third quartile [q3]: 1.12291e-06 Jy/beam 2024-12-24 02:14:41 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:14:41 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:14:41 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:14:41 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:14:41 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:14:41 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:14:41 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 2024-12-24 02:14:41 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:14:41.211544 End time: 2024-12-24 02:14:41.230977 2024-12-24 02:14:41 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:14:41 INFO imstat::::casa ########################################## 2024-12-24 02:14:41 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:41 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:14:41 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 5.209080451rad 0.699877039rad' ) 2024-12-24 02:14:41 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:14:41 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:14:41 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:14:41 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:14:41 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:14:41 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:14:41 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:14:41 INFO MSTransformManager::open Select data 2024-12-24 02:14:41 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:14:42 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 5.209080451rad 0.699877039rad successfully parsed 2024-12-24 02:14:42 INFO phaseshift::::casa Shift phase center 2024-12-24 02:14:42 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:14:41.244606 End time: 2024-12-24 02:14:41.828999 2024-12-24 02:14:42 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:14:42 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:42 INFO tclean::::casa ########################################## 2024-12-24 02:14:42 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:14:42 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 ) 2024-12-24 02:14:42 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:14:42 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:14:42 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:14:42 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:42 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:42 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:14:42 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:14:42 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:14:42 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:14:42 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:14:42 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:14:42 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:14:42 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:14:42 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.017532 2024-12-24 02:14:42 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:42 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:14:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:14:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:14:42 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:14:42 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:14:42 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:14:42 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:14:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:14:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:14:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:14:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:14:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:14:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:14:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:14:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:14:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:14:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374443277716637, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:14:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:14:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:14:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:14:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:14:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852561634033918, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-12-24 02:14:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:14:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:14:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:14:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:14:43 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:14:43 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:14:43 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:14:43 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:43 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:14:43 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:14:41.871241 End time: 2024-12-24 02:14:43.360997 2024-12-24 02:14:43 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:14:43 INFO tclean::::casa ########################################## 2024-12-24 02:14:43 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:14:43 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:43 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-12-24 02:14:43 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:14:43 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:14:43 2024****** 2024-12-24 02:14:43 INFO ImageFitter::fit+ 2024-12-24 02:14:43 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:14:43 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:14:43 INFO ImageFitter::fit+ --- region: 2024-12-24 02:14:43 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:14:43 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:14:43 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:14:43 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:14:43 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:14:43 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:14:43 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:43 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-12-24 02:14:43 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:14:43 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:14:43 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:14:43 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:14:43 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:14:43 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116879 Jy 2024-12-24 02:14:43 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:14:43 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126495 Jy 2024-12-24 02:14:43 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:43 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:14:43 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:14:43 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999996 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:14:43 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999992 +/- 0.000777 arcsec 2024-12-24 02:14:43 INFO ImageFitter::_fitLoop+ --- ra: 127.999966 +/- 0.000127 pixels 2024-12-24 02:14:43 INFO ImageFitter::_fitLoop+ --- dec: 128.000009 +/- 0.000097 pixels 2024-12-24 02:14:43 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:43 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:14:43 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:14:43 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:14:43 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:14:43 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:43 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:14:43 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:14:43 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:14:43 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:14:43 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:14:43 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:14:43 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:14:43 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:14:43 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:43 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:14:43 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:14:43 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:14:43 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:14:43 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:43 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:14:43 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:14:43 INFO imstat::::casa ########################################## 2024-12-24 02:14:43 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:14:43 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-12-24 02:14:43 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:14:43 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:14:43 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:14:43 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:14:43 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:43 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-12-24 02:14:43 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:14:43 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:14:43 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:14:43 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:14:43 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:14:43 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:14:43 INFO imstat:::: Values --- 2024-12-24 02:14:43 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:14:43 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:14:43 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:14:43 INFO imstat:::: -- minimum value [min]: -7.77898e-05 Jy/beam 2024-12-24 02:14:43 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:14:43 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:14:43 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:14:43 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-12-24 02:14:43 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:14:43 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:14:43 INFO imstat:::: Statistics --- 2024-12-24 02:14:43 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:14:43 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:14:43 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:14:43 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:14:43 INFO imstat:::: -- Median of the pixel values [median]: -1.86769e-05 Jy/beam 2024-12-24 02:14:43 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73662e-05 Jy/beam 2024-12-24 02:14:43 INFO imstat:::: -- IQR [quartile]: 3.5634e-05 Jy/beam 2024-12-24 02:14:43 INFO imstat:::: -- First quartile [q1]: -3.45153e-05 Jy/beam 2024-12-24 02:14:43 INFO imstat:::: -- Third quartile [q3]: 1.1187e-06 Jy/beam 2024-12-24 02:14:43 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:14:43 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:14:43 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:14:43 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:14:43 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:14:43 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:14:43 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 2024-12-24 02:14:43 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:14:43.401745 End time: 2024-12-24 02:14:43.421807 2024-12-24 02:14:43 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:14:43 INFO imstat::::casa ########################################## 2024-12-24 02:14:43 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:43 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:14:43 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05h00m21.5326 +006d21m09.7433' ) 2024-12-24 02:14:43 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:14:43 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:14:43 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:14:43 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:14:43 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:14:43 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:14:43 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:14:43 INFO MSTransformManager::open Select data 2024-12-24 02:14:43 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:14:44 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05h00m21.5326 +006d21m09.7433 successfully parsed 2024-12-24 02:14:44 INFO phaseshift::::casa Shift phase center 2024-12-24 02:14:44 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:14:43.435513 End time: 2024-12-24 02:14:43.942449 2024-12-24 02:14:44 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:14:44 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:44 INFO tclean::::casa ########################################## 2024-12-24 02:14:44 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:14:44 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 ) 2024-12-24 02:14:44 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:14:44 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:14:44 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:14:44 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:44 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:44 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:14:44 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:14:44 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:14:44 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:14:44 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:14:44 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:14:44 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:14:44 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:14:44 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010006 2024-12-24 02:14:44 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:44 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:14:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:14:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:14:44 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:14:44 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:14:44 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:14:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:14:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:14:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:14:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:14:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:14:45 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:14:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:14:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:14:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:14:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:14:45 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:14:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:14:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:14:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:14:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:14:45 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-12-24 02:14:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:14:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:14:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:14:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:14:45 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:14:45 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:14:45 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:14:45 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:45 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:14:45 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:14:43.981899 End time: 2024-12-24 02:14:45.235928 2024-12-24 02:14:45 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:14:45 INFO tclean::::casa ########################################## 2024-12-24 02:14:45 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:14:45 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:45 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-12-24 02:14:45 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:14:45 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:14:45 2024****** 2024-12-24 02:14:45 INFO ImageFitter::fit+ 2024-12-24 02:14:45 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:14:45 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:14:45 INFO ImageFitter::fit+ --- region: 2024-12-24 02:14:45 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:14:45 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:14:45 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:14:45 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:14:45 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:14:45 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:14:45 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:45 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-12-24 02:14:45 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:14:45 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:14:45 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:14:45 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:14:45 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:14:45 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116868 Jy 2024-12-24 02:14:45 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:14:45 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126484 Jy 2024-12-24 02:14:45 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:45 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:14:45 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:14:45 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:14:45 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-12-24 02:14:45 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-12-24 02:14:45 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-12-24 02:14:45 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:45 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:14:45 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:14:45 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:14:45 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:14:45 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:45 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:14:45 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:14:45 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:14:45 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:14:45 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:14:45 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:14:45 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:14:45 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:14:45 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:45 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:14:45 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:14:45 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:14:45 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:14:45 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:45 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:14:45 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:14:45 INFO imstat::::casa ########################################## 2024-12-24 02:14:45 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:14:45 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-12-24 02:14:45 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:14:45 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:14:45 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:14:45 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:14:45 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:45 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-12-24 02:14:45 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:14:45 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:14:45 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:14:45 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:14:45 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:14:45 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:14:45 INFO imstat:::: Values --- 2024-12-24 02:14:45 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:14:45 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:14:45 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:14:45 INFO imstat:::: -- minimum value [min]: -7.77795e-05 Jy/beam 2024-12-24 02:14:45 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:14:45 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:14:45 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:14:45 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-12-24 02:14:45 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:14:45 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:14:45 INFO imstat:::: Statistics --- 2024-12-24 02:14:45 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:14:45 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:14:45 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:14:45 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:14:45 INFO imstat:::: -- Median of the pixel values [median]: -1.86702e-05 Jy/beam 2024-12-24 02:14:45 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73612e-05 Jy/beam 2024-12-24 02:14:45 INFO imstat:::: -- IQR [quartile]: 3.56029e-05 Jy/beam 2024-12-24 02:14:45 INFO imstat:::: -- First quartile [q1]: -3.45082e-05 Jy/beam 2024-12-24 02:14:45 INFO imstat:::: -- Third quartile [q3]: 1.09472e-06 Jy/beam 2024-12-24 02:14:45 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:14:45 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:14:45 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:14:45 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:14:45 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:14:45 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:14:45 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 2024-12-24 02:14:45 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:14:45.275951 End time: 2024-12-24 02:14:45.295903 2024-12-24 02:14:45 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:14:45 INFO imstat::::casa ########################################## 2024-12-24 02:14:45 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:45 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:14:45 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05h00m21.5326 00:25:24.6496' ) 2024-12-24 02:14:45 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:14:45 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:14:45 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:14:45 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:14:45 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:14:45 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:14:45 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:14:45 INFO MSTransformManager::open Select data 2024-12-24 02:14:45 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 ".". 2024-12-24 02:14:46 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05h00m21.5326 00:25:24.6496 successfully parsed 2024-12-24 02:14:46 INFO phaseshift::::casa Shift phase center 2024-12-24 02:14:46 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:14:45.308980 End time: 2024-12-24 02:14:45.812561 2024-12-24 02:14:46 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:14:46 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:46 INFO tclean::::casa ########################################## 2024-12-24 02:14:46 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:14:46 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-12-24 02:14:46 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:14:46 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:14:46 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:14:46 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:46 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:46 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:14:46 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:14:46 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:14:46 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:14:46 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:14:46 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:14:46 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:14:46 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:14:46 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.015571 2024-12-24 02:14:46 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:46 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:14:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:14:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:14:46 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:14:46 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:14:46 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:14:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:14:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:14:46 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:14:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:14:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:14:47 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:14:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:14:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:14:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:14:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:14:47 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:14:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:14:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:14:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:14:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:14:47 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-12-24 02:14:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:14:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:14:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:14:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:14:47 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:14:47 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:14:47 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:14:47 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:47 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:14:48 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:14:45.854376 End time: 2024-12-24 02:14:47.557760 2024-12-24 02:14:48 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:14:48 INFO tclean::::casa ########################################## 2024-12-24 02:14:48 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:14:48 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:48 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) 2024-12-24 02:14:48 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:14:48 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:14:48 2024****** 2024-12-24 02:14:48 INFO ImageFitter::fit+ 2024-12-24 02:14:48 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:14:48 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:14:48 INFO ImageFitter::fit+ --- region: 2024-12-24 02:14:48 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:14:48 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:14:48 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:14:48 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:14:48 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:14:48 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:14:48 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:48 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) 2024-12-24 02:14:48 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:14:48 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:14:48 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:14:48 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:14:48 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:14:48 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116907 Jy 2024-12-24 02:14:48 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:14:48 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012652 Jy 2024-12-24 02:14:48 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:48 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:14:48 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:14:48 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999994 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:14:48 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000038 +/- 0.000777 arcsec 2024-12-24 02:14:48 INFO ImageFitter::_fitLoop+ --- ra: 127.999939 +/- 0.000127 pixels 2024-12-24 02:14:48 INFO ImageFitter::_fitLoop+ --- dec: 127.999957 +/- 0.000097 pixels 2024-12-24 02:14:48 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:48 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:14:48 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:14:48 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:14:48 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:14:48 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:48 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:14:48 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:14:48 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:14:48 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:14:48 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:14:48 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-12-24 02:14:48 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:14:48 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:14:48 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:48 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:14:48 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:14:48 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:14:48 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:14:48 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:48 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:14:48 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:14:48 INFO imstat::::casa ########################################## 2024-12-24 02:14:48 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:14:48 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 ) 2024-12-24 02:14:48 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:14:48 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:14:48 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:14:48 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:14:48 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:48 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) 2024-12-24 02:14:48 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:14:48 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:14:48 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:14:48 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:14:48 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-12-24 02:14:48 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-12-24 02:14:48 INFO imstat:::: Values --- 2024-12-24 02:14:48 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:14:48 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:14:48 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:14:48 INFO imstat:::: -- minimum value [min]: -7.78732e-05 Jy/beam 2024-12-24 02:14:48 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:14:48 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:14:48 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:14:48 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-12-24 02:14:48 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:14:48 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:14:48 INFO imstat:::: Statistics --- 2024-12-24 02:14:48 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:14:48 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:14:48 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:14:48 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:14:48 INFO imstat:::: -- Median of the pixel values [median]: -1.86516e-05 Jy/beam 2024-12-24 02:14:48 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73802e-05 Jy/beam 2024-12-24 02:14:48 INFO imstat:::: -- IQR [quartile]: 3.56959e-05 Jy/beam 2024-12-24 02:14:48 INFO imstat:::: -- First quartile [q1]: -3.45348e-05 Jy/beam 2024-12-24 02:14:48 INFO imstat:::: -- Third quartile [q3]: 1.16101e-06 Jy/beam 2024-12-24 02:14:48 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:14:48 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:14:48 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:14:48 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:14:48 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:14:48 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:14:48 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 2024-12-24 02:14:48 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:14:47.643126 End time: 2024-12-24 02:14:47.679496 2024-12-24 02:14:48 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:14:48 INFO imstat::::casa ########################################## 2024-12-24 02:14:48 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:48 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:14:48 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05h00m21.5326 6.352706472deg' ) 2024-12-24 02:14:48 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:14:48 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:14:48 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:14:48 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:14:48 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:14:48 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:14:48 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:14:48 INFO MSTransformManager::open Select data 2024-12-24 02:14:48 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:14:48 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05h00m21.5326 6.352706472deg successfully parsed 2024-12-24 02:14:48 INFO phaseshift::::casa Shift phase center 2024-12-24 02:14:48 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:14:47.702466 End time: 2024-12-24 02:14:48.249359 2024-12-24 02:14:48 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:14:48 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:48 INFO tclean::::casa ########################################## 2024-12-24 02:14:48 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:14:48 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 ) 2024-12-24 02:14:48 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:14:48 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:14:48 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:14:48 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:48 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:48 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:14:48 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:14:48 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:14:48 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:14:48 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:14:48 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:14:48 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:14:49 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:14:49 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010442 2024-12-24 02:14:49 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:49 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:14:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:14:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:14:49 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:14:49 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:14:49 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:14:49 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:14:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:14:49 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:14:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:14:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:14:49 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:14:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:14:49 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:14:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:14:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:14:49 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:14:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:14:49 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:14:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:14:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:14:49 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-12-24 02:14:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:14:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:14:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:14:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:14:50 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:14:50 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:14:50 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:14:50 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:50 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:14:50 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:14:48.294559 End time: 2024-12-24 02:14:49.852484 2024-12-24 02:14:50 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:14:50 INFO tclean::::casa ########################################## 2024-12-24 02:14:50 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:14:50 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:50 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) 2024-12-24 02:14:50 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:14:50 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:14:50 2024****** 2024-12-24 02:14:50 INFO ImageFitter::fit+ 2024-12-24 02:14:50 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:14:50 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:14:50 INFO ImageFitter::fit+ --- region: 2024-12-24 02:14:50 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:14:50 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:14:50 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:14:50 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:14:50 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:14:50 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:14:50 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:50 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-12-24 02:14:50 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:14:50 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:14:50 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:14:50 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:14:50 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:14:50 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116872 Jy 2024-12-24 02:14:50 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:14:50 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126486 Jy 2024-12-24 02:14:50 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:50 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:14:50 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:14:50 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:14:50 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-12-24 02:14:50 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-12-24 02:14:50 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-12-24 02:14:50 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:50 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:14:50 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:14:50 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:14:50 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:14:50 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:50 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:14:50 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:14:50 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:14:50 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:14:50 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:14:50 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:14:50 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:14:50 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:14:50 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:50 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:14:50 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:14:50 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:14:50 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:14:50 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:50 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:14:50 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:14:50 INFO imstat::::casa ########################################## 2024-12-24 02:14:50 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:14:50 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 ) 2024-12-24 02:14:50 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:14:50 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:14:50 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:14:50 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:14:50 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:50 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) 2024-12-24 02:14:50 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:14:50 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:14:50 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:14:50 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:14:50 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:14:50 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:14:50 INFO imstat:::: Values --- 2024-12-24 02:14:50 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:14:50 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:14:50 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:14:50 INFO imstat:::: -- minimum value [min]: -7.7777e-05 Jy/beam 2024-12-24 02:14:50 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:14:50 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:14:50 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:14:50 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-12-24 02:14:50 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:14:50 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:14:50 INFO imstat:::: Statistics --- 2024-12-24 02:14:50 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:14:50 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:14:50 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:14:50 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:14:50 INFO imstat:::: -- Median of the pixel values [median]: -1.86705e-05 Jy/beam 2024-12-24 02:14:50 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7361e-05 Jy/beam 2024-12-24 02:14:50 INFO imstat:::: -- IQR [quartile]: 3.56027e-05 Jy/beam 2024-12-24 02:14:50 INFO imstat:::: -- First quartile [q1]: -3.45074e-05 Jy/beam 2024-12-24 02:14:50 INFO imstat:::: -- Third quartile [q3]: 1.09529e-06 Jy/beam 2024-12-24 02:14:50 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:14:50 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:14:50 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:14:50 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:14:50 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:14:50 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:14:50 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 2024-12-24 02:14:50 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:14:49.922673 End time: 2024-12-24 02:14:49.950805 2024-12-24 02:14:50 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:14:50 INFO imstat::::casa ########################################## 2024-12-24 02:14:50 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:50 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:14:50 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05h00m21.5326 0.110875644rad' ) 2024-12-24 02:14:50 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:14:50 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:14:50 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:14:50 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:14:50 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:14:50 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:14:50 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:14:50 INFO MSTransformManager::open Select data 2024-12-24 02:14:50 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:14:50 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05h00m21.5326 0.110875644rad successfully parsed 2024-12-24 02:14:50 INFO phaseshift::::casa Shift phase center 2024-12-24 02:14:51 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:14:49.968656 End time: 2024-12-24 02:14:50.512122 2024-12-24 02:14:51 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:14:51 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:51 INFO tclean::::casa ########################################## 2024-12-24 02:14:51 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:14:51 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-12-24 02:14:51 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:14:51 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:14:51 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:14:51 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:51 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:51 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:14:51 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:14:51 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:14:51 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:14:51 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:14:51 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:14:51 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:14:51 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:14:51 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010363 2024-12-24 02:14:51 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:51 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:14:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:14:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:14:51 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:14:51 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:14:51 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:14:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:14:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:14:51 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:14:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:14:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:14:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:14:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:14:51 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:14:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:14:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:14:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:14:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:14:51 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:14:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:14:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:14:52 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-12-24 02:14:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:14:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:14:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:14:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:14:52 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:14:52 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:14:52 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:14:52 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:52 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:14:52 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:14:50.549775 End time: 2024-12-24 02:14:51.873775 2024-12-24 02:14:52 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:14:52 INFO tclean::::casa ########################################## 2024-12-24 02:14:52 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:14:52 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:52 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) 2024-12-24 02:14:52 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:14:52 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:14:52 2024****** 2024-12-24 02:14:52 INFO ImageFitter::fit+ 2024-12-24 02:14:52 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:14:52 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:14:52 INFO ImageFitter::fit+ --- region: 2024-12-24 02:14:52 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:14:52 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:14:52 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:14:52 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:14:52 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:14:52 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:14:52 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:52 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) 2024-12-24 02:14:52 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:14:52 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:14:52 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:14:52 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:14:52 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:14:52 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-12-24 02:14:52 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:14:52 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy 2024-12-24 02:14:52 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:52 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:14:52 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:14:52 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:14:52 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec 2024-12-24 02:14:52 INFO ImageFitter::_fitLoop+ --- ra: 128.000012 +/- 0.000127 pixels 2024-12-24 02:14:52 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels 2024-12-24 02:14:52 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:52 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:14:52 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:14:52 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:14:52 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:14:52 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:52 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:14:52 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:14:52 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:14:52 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:14:52 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:14:52 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:14:52 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:14:52 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:14:52 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:52 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:14:52 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:14:52 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:14:52 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:14:52 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:52 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:14:52 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:14:52 INFO imstat::::casa ########################################## 2024-12-24 02:14:52 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:14:52 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 ) 2024-12-24 02:14:52 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:14:52 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:14:52 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:14:52 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:14:52 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:52 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) 2024-12-24 02:14:52 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:14:52 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:14:52 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:14:52 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:14:52 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:14:52 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:14:52 INFO imstat:::: Values --- 2024-12-24 02:14:52 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:14:52 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:14:52 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:14:52 INFO imstat:::: -- minimum value [min]: -7.77849e-05 Jy/beam 2024-12-24 02:14:52 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:14:52 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-12-24 02:14:52 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:14:52 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-12-24 02:14:52 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:14:52 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:14:52 INFO imstat:::: Statistics --- 2024-12-24 02:14:52 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:14:52 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:14:52 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:14:52 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:14:52 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam 2024-12-24 02:14:52 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73549e-05 Jy/beam 2024-12-24 02:14:52 INFO imstat:::: -- IQR [quartile]: 3.56016e-05 Jy/beam 2024-12-24 02:14:52 INFO imstat:::: -- First quartile [q1]: -3.45087e-05 Jy/beam 2024-12-24 02:14:52 INFO imstat:::: -- Third quartile [q3]: 1.0929e-06 Jy/beam 2024-12-24 02:14:52 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:14:52 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:14:52 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:14:52 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:14:52 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:14:52 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:14:52 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 2024-12-24 02:14:52 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:14:51.942809 End time: 2024-12-24 02:14:51.970529 2024-12-24 02:14:52 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:14:52 INFO imstat::::casa ########################################## 2024-12-24 02:14:52 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:52 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:14:52 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05:00:21.5326 +006d21m09.7433' ) 2024-12-24 02:14:52 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:14:52 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:14:52 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:14:52 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:14:52 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:14:52 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:14:52 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:14:52 INFO MSTransformManager::open Select data 2024-12-24 02:14:52 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:14:52 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05:00:21.5326 +006d21m09.7433 successfully parsed 2024-12-24 02:14:52 INFO phaseshift::::casa Shift phase center 2024-12-24 02:14:52 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:14:51.986981 End time: 2024-12-24 02:14:52.493670 2024-12-24 02:14:52 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:14:52 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:53 INFO tclean::::casa ########################################## 2024-12-24 02:14:53 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:14:53 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 ) 2024-12-24 02:14:53 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:14:53 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:14:53 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:14:53 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:53 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:53 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:14:53 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:14:53 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:14:53 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:14:53 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:14:53 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:14:53 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:14:53 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:14:53 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.015442 2024-12-24 02:14:53 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:53 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:14:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:14:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:14:53 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:14:53 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:14:53 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:14:53 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:14:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:14:53 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:14:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:14:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:14:53 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:14:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:14:53 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:14:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:14:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:14:54 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:14:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:14:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:14:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:14:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:14:54 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-12-24 02:14:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:14:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:14:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:14:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:14:54 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:14:54 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:14:54 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:14:54 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:54 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:14:54 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:14:52.551393 End time: 2024-12-24 02:14:54.062747 2024-12-24 02:14:54 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:14:54 INFO tclean::::casa ########################################## 2024-12-24 02:14:54 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:14:54 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:54 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) 2024-12-24 02:14:54 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:14:54 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:14:54 2024****** 2024-12-24 02:14:54 INFO ImageFitter::fit+ 2024-12-24 02:14:54 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:14:54 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:14:54 INFO ImageFitter::fit+ --- region: 2024-12-24 02:14:54 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:14:54 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:14:54 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:14:54 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:14:54 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:14:54 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:14:54 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:54 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) 2024-12-24 02:14:54 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:14:54 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:14:54 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:14:54 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:14:54 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:14:54 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116868 Jy 2024-12-24 02:14:54 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:14:54 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126484 Jy 2024-12-24 02:14:54 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:54 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:14:54 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:14:54 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:14:54 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-12-24 02:14:54 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-12-24 02:14:54 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-12-24 02:14:54 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:54 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:14:54 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:14:54 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:14:54 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:14:54 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:54 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:14:54 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:14:54 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:14:54 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:14:54 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:14:54 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:14:54 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:14:54 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:14:54 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:54 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:14:54 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:14:54 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:14:54 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:14:54 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:54 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:14:54 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:14:54 INFO imstat::::casa ########################################## 2024-12-24 02:14:54 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:14:54 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 ) 2024-12-24 02:14:54 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:14:54 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:14:54 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:14:54 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:14:54 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:54 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) 2024-12-24 02:14:54 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:14:54 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:14:54 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:14:54 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:14:54 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:14:54 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:14:54 INFO imstat:::: Values --- 2024-12-24 02:14:54 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:14:54 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:14:54 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:14:54 INFO imstat:::: -- minimum value [min]: -7.77795e-05 Jy/beam 2024-12-24 02:14:54 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:14:54 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:14:54 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:14:54 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-12-24 02:14:54 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:14:54 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:14:54 INFO imstat:::: Statistics --- 2024-12-24 02:14:54 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:14:54 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:14:54 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:14:54 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:14:54 INFO imstat:::: -- Median of the pixel values [median]: -1.86702e-05 Jy/beam 2024-12-24 02:14:54 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73612e-05 Jy/beam 2024-12-24 02:14:54 INFO imstat:::: -- IQR [quartile]: 3.56029e-05 Jy/beam 2024-12-24 02:14:54 INFO imstat:::: -- First quartile [q1]: -3.45082e-05 Jy/beam 2024-12-24 02:14:54 INFO imstat:::: -- Third quartile [q3]: 1.09472e-06 Jy/beam 2024-12-24 02:14:54 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:14:54 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:14:54 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:14:54 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:14:54 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:14:54 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:14:54 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 2024-12-24 02:14:54 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:14:54.141415 End time: 2024-12-24 02:14:54.171769 2024-12-24 02:14:54 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:14:54 INFO imstat::::casa ########################################## 2024-12-24 02:14:54 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:54 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:14:54 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 05:00:21.5326 00:25:24.6496' ) 2024-12-24 02:14:54 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:14:54 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:14:54 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:14:54 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:14:54 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:14:54 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:14:54 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:14:54 INFO MSTransformManager::open Select data 2024-12-24 02:14:54 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 ".". 2024-12-24 02:14:54 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05:00:21.5326 00:25:24.6496 successfully parsed 2024-12-24 02:14:54 INFO phaseshift::::casa Shift phase center 2024-12-24 02:14:55 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:14:54.192633 End time: 2024-12-24 02:14:54.709228 2024-12-24 02:14:55 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:14:55 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:55 INFO tclean::::casa ########################################## 2024-12-24 02:14:55 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:14:55 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 ) 2024-12-24 02:14:55 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:14:55 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:14:55 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:14:55 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:55 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:55 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:14:55 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:14:55 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:14:55 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:14:55 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:14:55 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:14:55 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:14:55 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:14:55 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.024045 2024-12-24 02:14:55 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:55 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:14:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:14:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:14:55 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:14:55 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:14:55 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:14:55 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:14:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:14:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:14:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:14:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:14:56 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:14:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:14:56 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:14:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:14:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:14:56 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:14:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:14:56 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:14:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:14:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:14:56 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-12-24 02:14:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:14:56 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:14:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:14:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:14:56 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:14:56 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:14:56 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:14:56 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:56 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:14:56 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:14:54.748550 End time: 2024-12-24 02:14:56.349318 2024-12-24 02:14:56 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:14:56 INFO tclean::::casa ########################################## 2024-12-24 02:14:56 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:14:56 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:56 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) 2024-12-24 02:14:56 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:14:56 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:14:56 2024****** 2024-12-24 02:14:56 INFO ImageFitter::fit+ 2024-12-24 02:14:56 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:14:56 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:14:56 INFO ImageFitter::fit+ --- region: 2024-12-24 02:14:56 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:14:56 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:14:56 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:14:56 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:14:56 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:14:56 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:14:56 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:56 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) 2024-12-24 02:14:56 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:14:56 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:14:56 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:14:56 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:14:56 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:14:56 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116907 Jy 2024-12-24 02:14:56 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:14:56 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012652 Jy 2024-12-24 02:14:56 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:56 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:14:56 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:14:56 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999994 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:14:56 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000038 +/- 0.000777 arcsec 2024-12-24 02:14:56 INFO ImageFitter::_fitLoop+ --- ra: 127.999939 +/- 0.000127 pixels 2024-12-24 02:14:56 INFO ImageFitter::_fitLoop+ --- dec: 127.999957 +/- 0.000097 pixels 2024-12-24 02:14:56 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:56 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:14:56 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:14:56 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:14:56 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:14:56 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:56 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:14:56 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:14:56 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:14:56 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:14:56 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:14:56 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-12-24 02:14:56 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:14:56 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:14:56 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:56 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:14:56 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:14:56 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:14:56 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:14:56 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:56 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:14:56 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:14:56 INFO imstat::::casa ########################################## 2024-12-24 02:14:56 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:14:56 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 ) 2024-12-24 02:14:56 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:14:56 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:14:56 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:14:56 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:14:56 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:56 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) 2024-12-24 02:14:56 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:14:56 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:14:56 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:14:56 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:14:56 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-12-24 02:14:56 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-12-24 02:14:56 INFO imstat:::: Values --- 2024-12-24 02:14:56 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:14:56 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:14:56 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:14:56 INFO imstat:::: -- minimum value [min]: -7.78732e-05 Jy/beam 2024-12-24 02:14:56 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:14:56 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:14:56 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:14:56 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-12-24 02:14:56 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:14:56 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:14:56 INFO imstat:::: Statistics --- 2024-12-24 02:14:56 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:14:56 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:14:56 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:14:56 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:14:56 INFO imstat:::: -- Median of the pixel values [median]: -1.86516e-05 Jy/beam 2024-12-24 02:14:56 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73802e-05 Jy/beam 2024-12-24 02:14:56 INFO imstat:::: -- IQR [quartile]: 3.56959e-05 Jy/beam 2024-12-24 02:14:56 INFO imstat:::: -- First quartile [q1]: -3.45348e-05 Jy/beam 2024-12-24 02:14:56 INFO imstat:::: -- Third quartile [q3]: 1.16101e-06 Jy/beam 2024-12-24 02:14:56 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:14:56 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:14:56 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:14:56 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:14:56 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:14:56 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:14:56 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 2024-12-24 02:14:56 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:14:56.414663 End time: 2024-12-24 02:14:56.441186 2024-12-24 02:14:56 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:14:56 INFO imstat::::casa ########################################## 2024-12-24 02:14:56 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:56 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:14:56 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05:00:21.5326 6.352706472deg' ) 2024-12-24 02:14:56 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:14:56 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:14:56 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:14:56 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:14:56 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:14:56 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:14:56 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:14:56 INFO MSTransformManager::open Select data 2024-12-24 02:14:56 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:14:57 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05:00:21.5326 6.352706472deg successfully parsed 2024-12-24 02:14:57 INFO phaseshift::::casa Shift phase center 2024-12-24 02:14:57 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:14:56.457431 End time: 2024-12-24 02:14:56.930125 2024-12-24 02:14:57 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:14:57 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:57 INFO tclean::::casa ########################################## 2024-12-24 02:14:57 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:14:57 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 ) 2024-12-24 02:14:57 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:14:57 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:14:57 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:14:57 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:57 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:57 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:14:57 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:14:57 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:14:57 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:14:57 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:14:57 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:14:57 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:14:57 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:14:57 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010488 2024-12-24 02:14:57 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:57 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:14:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:14:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:14:57 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:14:57 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:14:57 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:14:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:14:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:14:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:14:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:14:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:14:58 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:14:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:14:58 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:14:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:14:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:14:58 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:14:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:14:58 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:14:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:14:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:14:58 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:14:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-12-24 02:14:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:14:58 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:14:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:14:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:14:58 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:14:58 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:14:58 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:14:58 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:58 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:14:58 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:14:56.963249 End time: 2024-12-24 02:14:58.308445 2024-12-24 02:14:58 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:14:58 INFO tclean::::casa ########################################## 2024-12-24 02:14:58 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:14:58 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:58 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) 2024-12-24 02:14:58 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:14:58 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:14:58 2024****** 2024-12-24 02:14:58 INFO ImageFitter::fit+ 2024-12-24 02:14:58 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:14:58 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:14:58 INFO ImageFitter::fit+ --- region: 2024-12-24 02:14:58 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:14:58 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:14:58 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:14:58 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:14:58 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:14:58 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:14:58 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:58 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) 2024-12-24 02:14:58 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:14:58 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:14:58 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:14:58 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:14:58 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:14:58 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116872 Jy 2024-12-24 02:14:58 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:14:58 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126486 Jy 2024-12-24 02:14:58 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:58 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:14:58 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:14:58 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:14:58 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-12-24 02:14:58 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-12-24 02:14:58 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-12-24 02:14:58 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:58 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:14:58 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:14:58 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:14:58 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:14:58 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:58 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:14:58 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:14:58 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:14:58 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:14:58 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:14:58 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:14:58 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:14:58 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:14:58 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:58 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:14:58 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:14:58 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:14:58 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:14:58 INFO ImageFitter::_fitLoop+ 2024-12-24 02:14:58 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:14:58 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:14:58 INFO imstat::::casa ########################################## 2024-12-24 02:14:58 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:14:58 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 ) 2024-12-24 02:14:58 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:14:58 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:14:58 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:14:58 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:14:58 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:14:58 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) 2024-12-24 02:14:58 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:14:58 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:14:58 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:14:58 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:14:58 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:14:58 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:14:58 INFO imstat:::: Values --- 2024-12-24 02:14:58 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:14:58 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:14:58 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:14:58 INFO imstat:::: -- minimum value [min]: -7.7777e-05 Jy/beam 2024-12-24 02:14:58 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:14:58 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:14:58 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:14:58 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-12-24 02:14:58 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:14:58 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:14:58 INFO imstat:::: Statistics --- 2024-12-24 02:14:58 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:14:58 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:14:58 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:14:58 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:14:58 INFO imstat:::: -- Median of the pixel values [median]: -1.86705e-05 Jy/beam 2024-12-24 02:14:58 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7361e-05 Jy/beam 2024-12-24 02:14:58 INFO imstat:::: -- IQR [quartile]: 3.56027e-05 Jy/beam 2024-12-24 02:14:58 INFO imstat:::: -- First quartile [q1]: -3.45074e-05 Jy/beam 2024-12-24 02:14:58 INFO imstat:::: -- Third quartile [q3]: 1.09529e-06 Jy/beam 2024-12-24 02:14:58 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:14:58 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:14:58 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:14:58 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:14:58 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:14:58 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:14:58 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 2024-12-24 02:14:58 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:14:58.381883 End time: 2024-12-24 02:14:58.409272 2024-12-24 02:14:58 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:14:58 INFO imstat::::casa ########################################## 2024-12-24 02:14:58 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:58 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:14:58 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05:00:21.5326 0.110875644rad' ) 2024-12-24 02:14:58 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:14:58 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:14:58 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:14:58 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:14:58 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:14:58 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:14:58 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:14:58 INFO MSTransformManager::open Select data 2024-12-24 02:14:58 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:14:59 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05:00:21.5326 0.110875644rad successfully parsed 2024-12-24 02:14:59 INFO phaseshift::::casa Shift phase center 2024-12-24 02:14:59 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:14:58.425473 End time: 2024-12-24 02:14:58.946520 2024-12-24 02:14:59 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:14:59 INFO phaseshift::::casa ########################################## 2024-12-24 02:14:59 INFO tclean::::casa ########################################## 2024-12-24 02:14:59 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:14:59 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 ) 2024-12-24 02:14:59 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:14:59 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:14:59 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:14:59 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:59 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:14:59 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:14:59 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:14:59 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:14:59 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:14:59 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:14:59 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:14:59 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:14:59 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:14:59 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.014622 2024-12-24 02:14:59 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:14:59 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:14:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:15:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:15:00 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:15:00 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:15:00 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:15:00 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:15:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:15:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:15:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:15:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:15:00 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:15:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:15:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:15:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:15:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:15:00 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:15:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:15:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:15:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:15:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:15:00 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-12-24 02:15:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:15:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:15:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:15:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:15:00 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:15:00 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:15:00 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:15:00 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:00 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:15:01 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:14:59.000344 End time: 2024-12-24 02:15:00.521109 2024-12-24 02:15:01 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:15:01 INFO tclean::::casa ########################################## 2024-12-24 02:15:01 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:15:01 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:01 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-12-24 02:15:01 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:15:01 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:15:01 2024****** 2024-12-24 02:15:01 INFO ImageFitter::fit+ 2024-12-24 02:15:01 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:15:01 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:15:01 INFO ImageFitter::fit+ --- region: 2024-12-24 02:15:01 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:15:01 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:15:01 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:15:01 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:15:01 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:15:01 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:15:01 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:01 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-12-24 02:15:01 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:15:01 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:15:01 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:15:01 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:15:01 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:15:01 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-12-24 02:15:01 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:15:01 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy 2024-12-24 02:15:01 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:01 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:15:01 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:15:01 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:15:01 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec 2024-12-24 02:15:01 INFO ImageFitter::_fitLoop+ --- ra: 128.000012 +/- 0.000127 pixels 2024-12-24 02:15:01 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels 2024-12-24 02:15:01 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:01 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:15:01 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:15:01 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:15:01 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:15:01 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:01 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:15:01 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:15:01 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:15:01 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:15:01 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:15:01 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:15:01 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:15:01 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:15:01 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:01 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:15:01 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:15:01 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:15:01 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:15:01 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:01 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:15:01 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:15:01 INFO imstat::::casa ########################################## 2024-12-24 02:15:01 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:15:01 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-12-24 02:15:01 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:15:01 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:15:01 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:15:01 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:15:01 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:01 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) 2024-12-24 02:15:01 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:15:01 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:15:01 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:15:01 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:15:01 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:15:01 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:15:01 INFO imstat:::: Values --- 2024-12-24 02:15:01 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:15:01 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:15:01 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:15:01 INFO imstat:::: -- minimum value [min]: -7.77849e-05 Jy/beam 2024-12-24 02:15:01 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:15:01 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-12-24 02:15:01 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:15:01 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-12-24 02:15:01 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:15:01 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:15:01 INFO imstat:::: Statistics --- 2024-12-24 02:15:01 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:15:01 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:15:01 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:15:01 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:15:01 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam 2024-12-24 02:15:01 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73549e-05 Jy/beam 2024-12-24 02:15:01 INFO imstat:::: -- IQR [quartile]: 3.56016e-05 Jy/beam 2024-12-24 02:15:01 INFO imstat:::: -- First quartile [q1]: -3.45087e-05 Jy/beam 2024-12-24 02:15:01 INFO imstat:::: -- Third quartile [q3]: 1.0929e-06 Jy/beam 2024-12-24 02:15:01 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:15:01 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:15:01 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:15:01 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:15:01 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:15:01 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:15:01 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 2024-12-24 02:15:01 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:15:00.565855 End time: 2024-12-24 02:15:00.590131 2024-12-24 02:15:01 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:15:01 INFO imstat::::casa ########################################## 2024-12-24 02:15:01 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:01 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:15:01 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 75.089719167deg +006d21m09.7433' ) 2024-12-24 02:15:01 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:15:01 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:15:01 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:15:01 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:15:01 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:15:01 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:15:01 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:15:01 INFO MSTransformManager::open Select data 2024-12-24 02:15:01 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:15:01 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 75.089719167deg +006d21m09.7433 successfully parsed 2024-12-24 02:15:01 INFO phaseshift::::casa Shift phase center 2024-12-24 02:15:01 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:15:00.604010 End time: 2024-12-24 02:15:01.080843 2024-12-24 02:15:01 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:15:01 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:01 INFO tclean::::casa ########################################## 2024-12-24 02:15:01 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:15:01 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 ) 2024-12-24 02:15:01 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:15:01 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:15:01 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:15:01 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:01 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:01 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:15:01 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:15:01 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:15:01 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:15:01 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:15:01 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:15:01 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:15:01 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:15:01 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.021919 2024-12-24 02:15:01 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:01 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:15:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:15:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:15:02 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:15:02 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:15:02 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:15:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:15:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:15:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:15:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:15:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:15:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:15:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:15:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:15:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:15:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:15:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:15:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:15:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:15:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:15:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:15:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-12-24 02:15:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:15:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:15:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:15:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:15:03 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:15:03 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:15:03 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:15:03 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:03 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:15:03 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:15:01.109858 End time: 2024-12-24 02:15:02.732410 2024-12-24 02:15:03 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:15:03 INFO tclean::::casa ########################################## 2024-12-24 02:15:03 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:15:03 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:03 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) 2024-12-24 02:15:03 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:15:03 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:15:03 2024****** 2024-12-24 02:15:03 INFO ImageFitter::fit+ 2024-12-24 02:15:03 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:15:03 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:15:03 INFO ImageFitter::fit+ --- region: 2024-12-24 02:15:03 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:15:03 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:15:03 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:15:03 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:15:03 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:15:03 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:15:03 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:03 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) 2024-12-24 02:15:03 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:15:03 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:15:03 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:15:03 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:15:03 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:15:03 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116867 Jy 2024-12-24 02:15:03 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:15:03 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126483 Jy 2024-12-24 02:15:03 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:03 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:15:03 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:15:03 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:15:03 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-12-24 02:15:03 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-12-24 02:15:03 INFO ImageFitter::_fitLoop+ --- dec: 127.999996 +/- 0.000097 pixels 2024-12-24 02:15:03 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:03 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:15:03 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:15:03 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:15:03 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:15:03 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:03 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:15:03 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:15:03 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:15:03 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:15:03 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:15:03 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:15:03 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:15:03 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:15:03 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:03 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:15:03 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:15:03 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:15:03 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:15:03 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:03 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:15:03 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:15:03 INFO imstat::::casa ########################################## 2024-12-24 02:15:03 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:15:03 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 ) 2024-12-24 02:15:03 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:15:03 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:15:03 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:15:03 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:15:03 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:03 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) 2024-12-24 02:15:03 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:15:03 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:15:03 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:15:03 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:15:03 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:15:03 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:15:03 INFO imstat:::: Values --- 2024-12-24 02:15:03 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:15:03 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:15:03 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:15:03 INFO imstat:::: -- minimum value [min]: -7.77768e-05 Jy/beam 2024-12-24 02:15:03 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:15:03 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:15:03 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:15:03 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-12-24 02:15:03 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:15:03 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:15:03 INFO imstat:::: Statistics --- 2024-12-24 02:15:03 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:15:03 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:15:03 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:15:03 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:15:03 INFO imstat:::: -- Median of the pixel values [median]: -1.86705e-05 Jy/beam 2024-12-24 02:15:03 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73609e-05 Jy/beam 2024-12-24 02:15:03 INFO imstat:::: -- IQR [quartile]: 3.56013e-05 Jy/beam 2024-12-24 02:15:03 INFO imstat:::: -- First quartile [q1]: -3.4507e-05 Jy/beam 2024-12-24 02:15:03 INFO imstat:::: -- Third quartile [q3]: 1.09435e-06 Jy/beam 2024-12-24 02:15:03 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:15:03 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:15:03 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:15:03 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:15:03 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:15:03 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:15:03 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 2024-12-24 02:15:03 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:15:02.798120 End time: 2024-12-24 02:15:02.824549 2024-12-24 02:15:03 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:15:03 INFO imstat::::casa ########################################## 2024-12-24 02:15:03 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:03 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:15:03 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 75.089719167deg 00:25:24.6496' ) 2024-12-24 02:15:03 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:15:03 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:15:03 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:15:03 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:15:03 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:15:03 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:15:03 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:15:03 INFO MSTransformManager::open Select data 2024-12-24 02:15:03 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 ".". 2024-12-24 02:15:03 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 75.089719167deg 00:25:24.6496 successfully parsed 2024-12-24 02:15:03 INFO phaseshift::::casa Shift phase center 2024-12-24 02:15:03 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:15:02.840677 End time: 2024-12-24 02:15:03.393416 2024-12-24 02:15:03 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:15:03 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:03 INFO tclean::::casa ########################################## 2024-12-24 02:15:03 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:15:03 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 ) 2024-12-24 02:15:03 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:15:03 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:15:03 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:15:04 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:04 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:04 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:15:04 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:15:04 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:15:04 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:15:04 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:15:04 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:15:04 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:15:04 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:15:04 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.013921 2024-12-24 02:15:04 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:04 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:15:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:15:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:15:04 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:15:04 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:15:04 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:15:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:15:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:15:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:15:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:15:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:15:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:15:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:15:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:15:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:15:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:15:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:15:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:15:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:15:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:15:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:15:05 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-12-24 02:15:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:15:05 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:15:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:15:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:15:05 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:15:05 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:15:05 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:15:05 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:05 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:15:05 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:15:03.443980 End time: 2024-12-24 02:15:05.048126 2024-12-24 02:15:05 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:15:05 INFO tclean::::casa ########################################## 2024-12-24 02:15:05 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:15:05 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:05 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) 2024-12-24 02:15:05 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:15:05 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:15:05 2024****** 2024-12-24 02:15:05 INFO ImageFitter::fit+ 2024-12-24 02:15:05 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:15:05 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:15:05 INFO ImageFitter::fit+ --- region: 2024-12-24 02:15:05 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:15:05 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:15:05 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:15:05 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:15:05 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:15:05 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:15:05 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:05 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) 2024-12-24 02:15:05 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:15:05 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:15:05 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:15:05 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:15:05 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:15:05 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116903 Jy 2024-12-24 02:15:05 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:15:05 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126517 Jy 2024-12-24 02:15:05 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:05 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:15:05 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:15:05 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999994 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:15:05 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000038 +/- 0.000777 arcsec 2024-12-24 02:15:05 INFO ImageFitter::_fitLoop+ --- ra: 127.999939 +/- 0.000127 pixels 2024-12-24 02:15:05 INFO ImageFitter::_fitLoop+ --- dec: 127.999957 +/- 0.000097 pixels 2024-12-24 02:15:05 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:05 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:15:05 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:15:05 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:15:05 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:15:05 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:05 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:15:05 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:15:05 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:15:05 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:15:05 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:15:05 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-12-24 02:15:05 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:15:05 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:15:05 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:05 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:15:05 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:15:05 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:15:05 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:15:05 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:05 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:15:05 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:15:05 INFO imstat::::casa ########################################## 2024-12-24 02:15:05 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:15:05 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 ) 2024-12-24 02:15:05 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:15:05 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:15:05 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:15:05 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:15:05 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:05 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) 2024-12-24 02:15:05 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:15:05 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:15:05 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:15:05 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:15:05 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-12-24 02:15:05 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-12-24 02:15:05 INFO imstat:::: Values --- 2024-12-24 02:15:05 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:15:05 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:15:05 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:15:05 INFO imstat:::: -- minimum value [min]: -7.78731e-05 Jy/beam 2024-12-24 02:15:05 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:15:05 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:15:05 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:15:05 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-12-24 02:15:05 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:15:05 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:15:05 INFO imstat:::: Statistics --- 2024-12-24 02:15:05 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:15:05 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:15:05 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:15:05 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:15:05 INFO imstat:::: -- Median of the pixel values [median]: -1.86503e-05 Jy/beam 2024-12-24 02:15:05 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73798e-05 Jy/beam 2024-12-24 02:15:05 INFO imstat:::: -- IQR [quartile]: 3.56966e-05 Jy/beam 2024-12-24 02:15:05 INFO imstat:::: -- First quartile [q1]: -3.45352e-05 Jy/beam 2024-12-24 02:15:05 INFO imstat:::: -- Third quartile [q3]: 1.16146e-06 Jy/beam 2024-12-24 02:15:05 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:15:05 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:15:05 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:15:05 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:15:05 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:15:05 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:15:05 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 2024-12-24 02:15:05 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:15:05.118991 End time: 2024-12-24 02:15:05.147020 2024-12-24 02:15:05 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:15:05 INFO imstat::::casa ########################################## 2024-12-24 02:15:05 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:05 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:15:05 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 75.089719167deg 6.352706472deg' ) 2024-12-24 02:15:05 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:15:05 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:15:05 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:15:05 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:15:05 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:15:05 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:15:05 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:15:05 INFO MSTransformManager::open Select data 2024-12-24 02:15:05 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:15:05 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 75.089719167deg 6.352706472deg successfully parsed 2024-12-24 02:15:05 INFO phaseshift::::casa Shift phase center 2024-12-24 02:15:06 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:15:05.164768 End time: 2024-12-24 02:15:05.683295 2024-12-24 02:15:06 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:15:06 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:06 INFO tclean::::casa ########################################## 2024-12-24 02:15:06 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:15:06 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 ) 2024-12-24 02:15:06 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:15:06 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:15:06 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:15:06 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:06 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:06 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:15:06 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:15:06 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:15:06 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:15:06 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:15:06 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:15:06 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:15:06 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:15:06 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010316 2024-12-24 02:15:06 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:06 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:15:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:15:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:15:06 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:15:06 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:15:06 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:15:06 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:15:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:15:06 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:15:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:15:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:15:06 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:15:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:15:07 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:15:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:15:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:15:07 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:15:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:15:07 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:15:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:15:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:15:07 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-12-24 02:15:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:15:07 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:15:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:15:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:15:07 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:15:07 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:15:07 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:15:07 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:07 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:15:07 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:15:05.735193 End time: 2024-12-24 02:15:07.187279 2024-12-24 02:15:07 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:15:07 INFO tclean::::casa ########################################## 2024-12-24 02:15:07 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:15:07 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:07 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-12-24 02:15:07 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:15:07 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:15:07 2024****** 2024-12-24 02:15:07 INFO ImageFitter::fit+ 2024-12-24 02:15:07 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:15:07 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:15:07 INFO ImageFitter::fit+ --- region: 2024-12-24 02:15:07 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:15:07 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:15:07 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:15:07 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:15:07 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:15:07 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:15:07 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:07 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-12-24 02:15:07 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:15:07 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:15:07 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:15:07 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:15:07 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:15:07 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.00011687 Jy 2024-12-24 02:15:07 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:15:07 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy 2024-12-24 02:15:07 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:07 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:15:07 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:15:07 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:15:07 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-12-24 02:15:07 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-12-24 02:15:07 INFO ImageFitter::_fitLoop+ --- dec: 127.999996 +/- 0.000097 pixels 2024-12-24 02:15:07 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:07 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:15:07 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:15:07 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:15:07 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:15:07 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:07 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:15:07 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:15:07 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:15:07 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:15:07 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:15:07 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:15:07 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:15:07 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:15:07 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:07 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:15:07 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:15:07 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:15:07 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:15:07 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:07 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:15:07 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:15:07 INFO imstat::::casa ########################################## 2024-12-24 02:15:07 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:15:07 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-12-24 02:15:07 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:15:07 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:15:07 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:15:07 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:15:07 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:07 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-12-24 02:15:07 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:15:07 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:15:07 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:15:07 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:15:07 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:15:07 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:15:07 INFO imstat:::: Values --- 2024-12-24 02:15:07 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:15:07 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:15:07 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:15:07 INFO imstat:::: -- minimum value [min]: -7.77771e-05 Jy/beam 2024-12-24 02:15:07 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:15:07 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:15:07 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:15:07 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-12-24 02:15:07 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:15:07 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:15:07 INFO imstat:::: Statistics --- 2024-12-24 02:15:07 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:15:07 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:15:07 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:15:07 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:15:07 INFO imstat:::: -- Median of the pixel values [median]: -1.86715e-05 Jy/beam 2024-12-24 02:15:07 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73619e-05 Jy/beam 2024-12-24 02:15:07 INFO imstat:::: -- IQR [quartile]: 3.56021e-05 Jy/beam 2024-12-24 02:15:07 INFO imstat:::: -- First quartile [q1]: -3.45061e-05 Jy/beam 2024-12-24 02:15:07 INFO imstat:::: -- Third quartile [q3]: 1.09605e-06 Jy/beam 2024-12-24 02:15:07 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:15:07 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:15:07 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:15:07 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:15:07 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:15:07 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:15:07 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 2024-12-24 02:15:07 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:15:07.265366 End time: 2024-12-24 02:15:07.295126 2024-12-24 02:15:07 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:15:07 INFO imstat::::casa ########################################## 2024-12-24 02:15:07 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:07 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:15:07 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 75.089719167deg 0.110875644rad' ) 2024-12-24 02:15:07 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:15:07 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:15:07 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:15:07 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:15:07 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:15:07 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:15:07 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:15:07 INFO MSTransformManager::open Select data 2024-12-24 02:15:07 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:15:08 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 75.089719167deg 0.110875644rad successfully parsed 2024-12-24 02:15:08 INFO phaseshift::::casa Shift phase center 2024-12-24 02:15:08 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:15:07.313012 End time: 2024-12-24 02:15:07.863090 2024-12-24 02:15:08 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:15:08 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:08 INFO tclean::::casa ########################################## 2024-12-24 02:15:08 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:15:08 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 ) 2024-12-24 02:15:08 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:15:08 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:15:08 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:15:08 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:08 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:08 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:15:08 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:15:08 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:15:08 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:15:08 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:15:08 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:15:08 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:15:08 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:15:08 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.017076 2024-12-24 02:15:08 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:08 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:15:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:15:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:15:09 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:15:09 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:15:09 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:15:09 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:15:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:15:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:15:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:15:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:15:09 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:15:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:15:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:15:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:15:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:15:09 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:15:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:15:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:15:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:15:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:15:09 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-12-24 02:15:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:15:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:15:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:15:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:15:09 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:15:09 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:15:09 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:15:09 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:09 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:15:10 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:15:07.907945 End time: 2024-12-24 02:15:09.545186 2024-12-24 02:15:10 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:15:10 INFO tclean::::casa ########################################## 2024-12-24 02:15:10 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:15:10 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:10 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) 2024-12-24 02:15:10 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:15:10 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:15:10 2024****** 2024-12-24 02:15:10 INFO ImageFitter::fit+ 2024-12-24 02:15:10 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:15:10 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:15:10 INFO ImageFitter::fit+ --- region: 2024-12-24 02:15:10 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:15:10 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:15:10 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:15:10 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:15:10 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:15:10 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:15:10 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:10 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) 2024-12-24 02:15:10 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:15:10 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:15:10 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:15:10 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:15:10 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:15:10 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116868 Jy 2024-12-24 02:15:10 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:15:10 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126482 Jy 2024-12-24 02:15:10 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:10 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:15:10 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:15:10 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:15:10 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec 2024-12-24 02:15:10 INFO ImageFitter::_fitLoop+ --- ra: 128.000012 +/- 0.000127 pixels 2024-12-24 02:15:10 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels 2024-12-24 02:15:10 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:10 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:15:10 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:15:10 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:15:10 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:15:10 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:10 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:15:10 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:15:10 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:15:10 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:15:10 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:15:10 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:15:10 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:15:10 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:15:10 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:10 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:15:10 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:15:10 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:15:10 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:15:10 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:10 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:15:10 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:15:10 INFO imstat::::casa ########################################## 2024-12-24 02:15:10 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:15:10 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 ) 2024-12-24 02:15:10 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:15:10 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:15:10 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:15:10 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:15:10 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:10 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) 2024-12-24 02:15:10 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:15:10 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:15:10 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:15:10 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:15:10 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:15:10 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:15:10 INFO imstat:::: Values --- 2024-12-24 02:15:10 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:15:10 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:15:10 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:15:10 INFO imstat:::: -- minimum value [min]: -7.77855e-05 Jy/beam 2024-12-24 02:15:10 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:15:10 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-12-24 02:15:10 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:15:10 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-12-24 02:15:10 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:15:10 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:15:10 INFO imstat:::: Statistics --- 2024-12-24 02:15:10 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:15:10 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:15:10 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:15:10 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:15:10 INFO imstat:::: -- Median of the pixel values [median]: -1.86732e-05 Jy/beam 2024-12-24 02:15:10 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73562e-05 Jy/beam 2024-12-24 02:15:10 INFO imstat:::: -- IQR [quartile]: 3.56008e-05 Jy/beam 2024-12-24 02:15:10 INFO imstat:::: -- First quartile [q1]: -3.45107e-05 Jy/beam 2024-12-24 02:15:10 INFO imstat:::: -- Third quartile [q3]: 1.09015e-06 Jy/beam 2024-12-24 02:15:10 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:15:10 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:15:10 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:15:10 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:15:10 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:15:10 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:15:10 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 2024-12-24 02:15:10 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:15:09.586537 End time: 2024-12-24 02:15:09.608364 2024-12-24 02:15:10 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:15:10 INFO imstat::::casa ########################################## 2024-12-24 02:15:10 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:10 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:15:10 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 1.310562834rad +006d21m09.7433' ) 2024-12-24 02:15:10 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:15:10 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:15:10 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:15:10 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:15:10 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:15:10 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:15:10 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:15:10 INFO MSTransformManager::open Select data 2024-12-24 02:15:10 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:15:10 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 1.310562834rad +006d21m09.7433 successfully parsed 2024-12-24 02:15:10 INFO phaseshift::::casa Shift phase center 2024-12-24 02:15:10 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:15:09.621450 End time: 2024-12-24 02:15:10.079340 2024-12-24 02:15:10 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:15:10 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:10 INFO tclean::::casa ########################################## 2024-12-24 02:15:10 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:15:10 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-12-24 02:15:10 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:15:10 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:15:10 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:15:10 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:10 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:10 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:15:10 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:15:10 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:15:10 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:15:10 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:15:10 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:15:10 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:15:10 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:15:10 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010212 2024-12-24 02:15:10 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:10 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:15:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:15:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:15:11 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:15:11 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:15:11 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:15:11 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:15:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:15:11 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:15:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:15:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:15:11 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:15:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:15:11 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:15:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:15:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:15:11 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:15:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:15:11 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:15:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:15:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:15:11 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-12-24 02:15:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:15:11 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:15:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:15:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:15:11 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:15:11 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:15:11 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:15:11 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:11 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:15:12 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:15:10.107956 End time: 2024-12-24 02:15:11.549731 2024-12-24 02:15:12 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:15:12 INFO tclean::::casa ########################################## 2024-12-24 02:15:12 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:15:12 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:12 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) 2024-12-24 02:15:12 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:15:12 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:15:12 2024****** 2024-12-24 02:15:12 INFO ImageFitter::fit+ 2024-12-24 02:15:12 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:15:12 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:15:12 INFO ImageFitter::fit+ --- region: 2024-12-24 02:15:12 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:15:12 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:15:12 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:15:12 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:15:12 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:15:12 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:15:12 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:12 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) 2024-12-24 02:15:12 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:15:12 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:15:12 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:15:12 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:15:12 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:15:12 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116872 Jy 2024-12-24 02:15:12 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:15:12 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy 2024-12-24 02:15:12 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:12 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:15:12 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:15:12 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:15:12 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000006 +/- 0.000777 arcsec 2024-12-24 02:15:12 INFO ImageFitter::_fitLoop+ --- ra: 128.000007 +/- 0.000127 pixels 2024-12-24 02:15:12 INFO ImageFitter::_fitLoop+ --- dec: 127.999994 +/- 0.000097 pixels 2024-12-24 02:15:12 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:12 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:15:12 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:15:12 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:15:12 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:15:12 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:12 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:15:12 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:15:12 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:15:12 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:15:12 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:15:12 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:15:12 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:15:12 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:15:12 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:12 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:15:12 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:15:12 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:15:12 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:15:12 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:12 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:15:12 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:15:12 INFO imstat::::casa ########################################## 2024-12-24 02:15:12 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:15:12 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 ) 2024-12-24 02:15:12 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:15:12 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:15:12 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:15:12 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:15:12 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:12 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) 2024-12-24 02:15:12 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:15:12 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:15:12 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:15:12 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:15:12 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:15:12 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:15:12 INFO imstat:::: Values --- 2024-12-24 02:15:12 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:15:12 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:15:12 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:15:12 INFO imstat:::: -- minimum value [min]: -7.77801e-05 Jy/beam 2024-12-24 02:15:12 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:15:12 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:15:12 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:15:12 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-12-24 02:15:12 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:15:12 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:15:12 INFO imstat:::: Statistics --- 2024-12-24 02:15:12 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:15:12 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:15:12 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:15:12 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:15:12 INFO imstat:::: -- Median of the pixel values [median]: -1.86669e-05 Jy/beam 2024-12-24 02:15:12 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73635e-05 Jy/beam 2024-12-24 02:15:12 INFO imstat:::: -- IQR [quartile]: 3.56081e-05 Jy/beam 2024-12-24 02:15:12 INFO imstat:::: -- First quartile [q1]: -3.45085e-05 Jy/beam 2024-12-24 02:15:12 INFO imstat:::: -- Third quartile [q3]: 1.09959e-06 Jy/beam 2024-12-24 02:15:12 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:15:12 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:15:12 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:15:12 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:15:12 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:15:12 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:15:12 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 2024-12-24 02:15:12 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:15:11.592832 End time: 2024-12-24 02:15:11.614167 2024-12-24 02:15:12 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:15:12 INFO imstat::::casa ########################################## 2024-12-24 02:15:12 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:12 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:15:12 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 1.310562834rad 00:25:24.6496' ) 2024-12-24 02:15:12 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:15:12 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:15:12 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:15:12 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:15:12 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:15:12 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:15:12 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:15:12 INFO MSTransformManager::open Select data 2024-12-24 02:15:12 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 ".". 2024-12-24 02:15:12 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 1.310562834rad 00:25:24.6496 successfully parsed 2024-12-24 02:15:12 INFO phaseshift::::casa Shift phase center 2024-12-24 02:15:12 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:15:11.627786 End time: 2024-12-24 02:15:12.126578 2024-12-24 02:15:12 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:15:12 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:12 INFO tclean::::casa ########################################## 2024-12-24 02:15:12 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:15:12 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 ) 2024-12-24 02:15:12 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:15:12 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:15:12 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:15:12 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:12 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:12 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:15:12 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:15:12 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:15:12 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:15:12 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:15:12 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:15:12 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:15:12 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:15:12 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.018369 2024-12-24 02:15:12 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:12 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:15:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:15:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:15:13 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:15:13 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:15:13 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:15:13 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:15:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:15:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:15:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:15:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:15:13 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:15:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:15:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:15:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:15:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:15:13 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:15:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:15:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:15:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:15:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:15:13 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-12-24 02:15:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:15:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:15:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:15:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:15:13 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:15:13 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:15:13 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:15:13 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:14 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:15:14 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:15:12.155022 End time: 2024-12-24 02:15:13.614572 2024-12-24 02:15:14 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:15:14 INFO tclean::::casa ########################################## 2024-12-24 02:15:14 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:15:14 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:14 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) 2024-12-24 02:15:14 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:15:14 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:15:14 2024****** 2024-12-24 02:15:14 INFO ImageFitter::fit+ 2024-12-24 02:15:14 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:15:14 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:15:14 INFO ImageFitter::fit+ --- region: 2024-12-24 02:15:14 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:15:14 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:15:14 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:15:14 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:15:14 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:15:14 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:15:14 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:14 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) 2024-12-24 02:15:14 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:15:14 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:15:14 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:15:14 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:15:14 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:15:14 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116905 Jy 2024-12-24 02:15:14 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:15:14 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012652 Jy 2024-12-24 02:15:14 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:14 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:15:14 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:15:14 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999994 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:15:14 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000041 +/- 0.000777 arcsec 2024-12-24 02:15:14 INFO ImageFitter::_fitLoop+ --- ra: 127.999941 +/- 0.000127 pixels 2024-12-24 02:15:14 INFO ImageFitter::_fitLoop+ --- dec: 127.999954 +/- 0.000097 pixels 2024-12-24 02:15:14 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:14 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:15:14 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:15:14 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:15:14 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:15:14 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:14 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:15:14 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:15:14 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:15:14 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:15:14 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:15:14 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-12-24 02:15:14 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:15:14 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:15:14 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:14 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:15:14 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:15:14 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:15:14 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:15:14 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:14 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:15:14 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:15:14 INFO imstat::::casa ########################################## 2024-12-24 02:15:14 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:15:14 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 ) 2024-12-24 02:15:14 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:15:14 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:15:14 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:15:14 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:15:14 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:14 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.865, I, 999981612.9Hz to 19:52:21.081, +40.22.53.889, I, 999981612.9Hz) 2024-12-24 02:15:14 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:15:14 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:15:14 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:15:14 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:15:14 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-12-24 02:15:14 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-12-24 02:15:14 INFO imstat:::: Values --- 2024-12-24 02:15:14 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:15:14 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:15:14 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:15:14 INFO imstat:::: -- minimum value [min]: -7.78774e-05 Jy/beam 2024-12-24 02:15:14 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:15:14 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:15:14 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:15:14 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-12-24 02:15:14 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:15:14 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:15:14 INFO imstat:::: Statistics --- 2024-12-24 02:15:14 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:15:14 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:15:14 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:15:14 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:15:14 INFO imstat:::: -- Median of the pixel values [median]: -1.86532e-05 Jy/beam 2024-12-24 02:15:14 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73779e-05 Jy/beam 2024-12-24 02:15:14 INFO imstat:::: -- IQR [quartile]: 3.5701e-05 Jy/beam 2024-12-24 02:15:14 INFO imstat:::: -- First quartile [q1]: -3.45356e-05 Jy/beam 2024-12-24 02:15:14 INFO imstat:::: -- Third quartile [q3]: 1.16544e-06 Jy/beam 2024-12-24 02:15:14 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:15:14 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:15:14 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:15:14 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:15:14 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:15:14 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:15:14 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 2024-12-24 02:15:14 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:15:13.684465 End time: 2024-12-24 02:15:13.710202 2024-12-24 02:15:14 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:15:14 INFO imstat::::casa ########################################## 2024-12-24 02:15:14 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:14 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:15:14 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 1.310562834rad 6.352706472deg' ) 2024-12-24 02:15:14 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:15:14 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:15:14 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:15:14 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:15:14 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:15:14 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:15:14 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:15:14 INFO MSTransformManager::open Select data 2024-12-24 02:15:14 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:15:14 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 1.310562834rad 6.352706472deg successfully parsed 2024-12-24 02:15:14 INFO phaseshift::::casa Shift phase center 2024-12-24 02:15:14 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:15:13.724308 End time: 2024-12-24 02:15:14.211595 2024-12-24 02:15:14 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:15:14 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:14 INFO tclean::::casa ########################################## 2024-12-24 02:15:14 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:15:14 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 ) 2024-12-24 02:15:14 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:15:14 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:15:14 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:15:14 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:14 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:14 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:15:14 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:15:14 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:15:14 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:15:14 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:15:14 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:15:14 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:15:14 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:15:14 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010334 2024-12-24 02:15:14 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:15 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:15:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:15:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:15:15 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:15:15 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:15:15 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:15:15 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:15:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:15:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:15:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:15:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:15:15 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:15:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:15:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:15:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:15:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:15:15 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:15:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:15:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:15:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:15:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:15:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-12-24 02:15:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:15:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:15:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:15:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:15:16 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:15:16 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:15:16 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:15:16 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:16 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:15:16 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:15:14.240352 End time: 2024-12-24 02:15:15.816458 2024-12-24 02:15:16 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:15:16 INFO tclean::::casa ########################################## 2024-12-24 02:15:16 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:15:16 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:16 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-12-24 02:15:16 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:15:16 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:15:16 2024****** 2024-12-24 02:15:16 INFO ImageFitter::fit+ 2024-12-24 02:15:16 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:15:16 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:15:16 INFO ImageFitter::fit+ --- region: 2024-12-24 02:15:16 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:15:16 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:15:16 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:15:16 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:15:16 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:15:16 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:15:16 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:16 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-12-24 02:15:16 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:15:16 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:15:16 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:15:16 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:15:16 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:15:16 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116868 Jy 2024-12-24 02:15:16 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:15:16 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy 2024-12-24 02:15:16 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:16 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:15:16 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:15:16 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:15:16 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000006 +/- 0.000777 arcsec 2024-12-24 02:15:16 INFO ImageFitter::_fitLoop+ --- ra: 128.000007 +/- 0.000127 pixels 2024-12-24 02:15:16 INFO ImageFitter::_fitLoop+ --- dec: 127.999994 +/- 0.000097 pixels 2024-12-24 02:15:16 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:16 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:15:16 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:15:16 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:15:16 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:15:16 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:16 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:15:16 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:15:16 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:15:16 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:15:16 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:15:16 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:15:16 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:15:16 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:15:16 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:16 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:15:16 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:15:16 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:15:16 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:15:16 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:16 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:15:16 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:15:16 INFO imstat::::casa ########################################## 2024-12-24 02:15:16 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:15:16 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-12-24 02:15:16 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:15:16 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:15:16 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:15:16 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:15:16 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:16 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-12-24 02:15:16 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:15:16 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:15:16 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:15:16 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:15:16 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:15:16 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:15:16 INFO imstat:::: Values --- 2024-12-24 02:15:16 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:15:16 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:15:16 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:15:16 INFO imstat:::: -- minimum value [min]: -7.77798e-05 Jy/beam 2024-12-24 02:15:16 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:15:16 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:15:16 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:15:16 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-12-24 02:15:16 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:15:16 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:15:16 INFO imstat:::: Statistics --- 2024-12-24 02:15:16 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:15:16 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:15:16 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:15:16 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:15:16 INFO imstat:::: -- Median of the pixel values [median]: -1.86675e-05 Jy/beam 2024-12-24 02:15:16 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73645e-05 Jy/beam 2024-12-24 02:15:16 INFO imstat:::: -- IQR [quartile]: 3.56077e-05 Jy/beam 2024-12-24 02:15:16 INFO imstat:::: -- First quartile [q1]: -3.45073e-05 Jy/beam 2024-12-24 02:15:16 INFO imstat:::: -- Third quartile [q3]: 1.1004e-06 Jy/beam 2024-12-24 02:15:16 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:15:16 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:15:16 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:15:16 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:15:16 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:15:16 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:15:16 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 2024-12-24 02:15:16 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:15:15.889358 End time: 2024-12-24 02:15:15.917944 2024-12-24 02:15:16 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:15:16 INFO imstat::::casa ########################################## 2024-12-24 02:15:16 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:16 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:15:16 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 1.310562834rad 0.110875644rad' ) 2024-12-24 02:15:16 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:15:16 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:15:16 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:15:16 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:15:16 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:15:16 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:15:16 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:15:16 INFO MSTransformManager::open Select data 2024-12-24 02:15:16 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:15:16 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 1.310562834rad 0.110875644rad successfully parsed 2024-12-24 02:15:16 INFO phaseshift::::casa Shift phase center 2024-12-24 02:15:16 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:15:15.935177 End time: 2024-12-24 02:15:16.436311 2024-12-24 02:15:16 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:15:16 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:16 INFO tclean::::casa ########################################## 2024-12-24 02:15:16 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:15:16 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 ) 2024-12-24 02:15:16 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:15:16 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:15:16 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:15:17 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:17 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:17 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:15:17 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:15:17 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:15:17 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:15:17 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:15:17 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:15:17 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:15:17 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:15:17 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010113 2024-12-24 02:15:17 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:17 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:15:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:15:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:15:17 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:15:17 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:15:17 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:15:17 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:15:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:15:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:15:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:15:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:15:17 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:15:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:15:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:15:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:15:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:15:17 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:15:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:15:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:15:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:15:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:15:18 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-12-24 02:15:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:15:18 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:15:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:15:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:15:18 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:15:18 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:15:18 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:15:18 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:18 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:15:18 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:15:16.482313 End time: 2024-12-24 02:15:17.976161 2024-12-24 02:15:18 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:15:18 INFO tclean::::casa ########################################## 2024-12-24 02:15:18 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:15:18 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:18 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-12-24 02:15:18 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:15:18 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:15:18 2024****** 2024-12-24 02:15:18 INFO ImageFitter::fit+ 2024-12-24 02:15:18 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:15:18 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:15:18 INFO ImageFitter::fit+ --- region: 2024-12-24 02:15:18 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:15:18 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:15:18 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:15:18 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:15:18 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:15:18 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:15:18 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:18 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-12-24 02:15:18 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:15:18 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:15:18 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:15:18 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:15:18 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:15:18 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-12-24 02:15:18 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:15:18 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126484 Jy 2024-12-24 02:15:18 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:18 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:15:18 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:15:18 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:15:18 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000002 +/- 0.000777 arcsec 2024-12-24 02:15:18 INFO ImageFitter::_fitLoop+ --- ra: 128.000014 +/- 0.000127 pixels 2024-12-24 02:15:18 INFO ImageFitter::_fitLoop+ --- dec: 127.999998 +/- 0.000097 pixels 2024-12-24 02:15:18 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:18 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:15:18 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:15:18 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:15:18 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:15:18 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:18 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:15:18 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:15:18 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:15:18 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:15:18 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:15:18 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:15:18 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:15:18 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:15:18 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:18 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:15:18 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:15:18 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:15:18 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:15:18 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:18 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:15:18 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:15:18 INFO imstat::::casa ########################################## 2024-12-24 02:15:18 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:15:18 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-12-24 02:15:18 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:15:18 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:15:18 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:15:18 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:15:18 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:18 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-12-24 02:15:18 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:15:18 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:15:18 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:15:18 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:15:18 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:15:18 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:15:18 INFO imstat:::: Values --- 2024-12-24 02:15:18 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:15:18 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:15:18 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:15:18 INFO imstat:::: -- minimum value [min]: -7.77816e-05 Jy/beam 2024-12-24 02:15:18 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:15:18 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-12-24 02:15:18 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:15:18 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-12-24 02:15:18 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:15:18 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:15:18 INFO imstat:::: Statistics --- 2024-12-24 02:15:18 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:15:18 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:15:18 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:15:18 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:15:18 INFO imstat:::: -- Median of the pixel values [median]: -1.8676e-05 Jy/beam 2024-12-24 02:15:18 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73584e-05 Jy/beam 2024-12-24 02:15:18 INFO imstat:::: -- IQR [quartile]: 3.56038e-05 Jy/beam 2024-12-24 02:15:18 INFO imstat:::: -- First quartile [q1]: -3.45104e-05 Jy/beam 2024-12-24 02:15:18 INFO imstat:::: -- Third quartile [q3]: 1.09331e-06 Jy/beam 2024-12-24 02:15:18 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:15:18 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:15:18 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:15:18 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:15:18 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:15:18 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:15:18 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 2024-12-24 02:15:18 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:15:18.038066 End time: 2024-12-24 02:15:18.063954 2024-12-24 02:15:18 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:15:18 INFO imstat::::casa ########################################## 2024-12-24 02:15:18 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:18 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:15:18 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19h52m05.65239 39d58m05.8512' ) 2024-12-24 02:15:18 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:15:18 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:15:18 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:15:18 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:15:18 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:15:18 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:15:18 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:15:18 INFO MSTransformManager::open Select data 2024-12-24 02:15:18 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:15:18 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19h52m05.65239 39d58m05.8512 successfully parsed 2024-12-24 02:15:18 INFO phaseshift::::casa Shift phase center 2024-12-24 02:15:19 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:15:18.080131 End time: 2024-12-24 02:15:18.540649 2024-12-24 02:15:19 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:15:19 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:19 INFO tclean::::casa ########################################## 2024-12-24 02:15:19 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:15:19 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-12-24 02:15:19 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:15:19 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:15:19 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:15:19 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:19 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:19 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:15:19 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:15:19 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:15:19 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:15:19 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:15:19 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:15:19 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:15:19 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:15:19 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010537 2024-12-24 02:15:19 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:19 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:15:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:15:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:15:19 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:15:19 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:15:19 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:15:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:15:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:15:19 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:15:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:15:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:15:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:15:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:15:19 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:15:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:15:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:15:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:15:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:15:19 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:15:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:15:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:15:20 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-12-24 02:15:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:15:20 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:15:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:15:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:15:20 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:15:20 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:15:20 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:15:20 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:20 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:15:20 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:15:18.570240 End time: 2024-12-24 02:15:19.918402 2024-12-24 02:15:20 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:15:20 INFO tclean::::casa ########################################## 2024-12-24 02:15:20 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:15:20 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:20 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-12-24 02:15:20 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:15:20 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:15:20 2024****** 2024-12-24 02:15:20 INFO ImageFitter::fit+ 2024-12-24 02:15:20 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:15:20 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:15:20 INFO ImageFitter::fit+ --- region: 2024-12-24 02:15:20 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:15:20 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:15:20 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:15:20 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:15:20 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:15:20 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:15:20 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:20 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-12-24 02:15:20 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:15:20 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:15:20 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:15:20 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:15:20 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:15:20 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-12-24 02:15:20 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:15:20 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-12-24 02:15:20 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:20 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:15:20 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:15:20 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:15:20 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec 2024-12-24 02:15:20 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-12-24 02:15:20 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-12-24 02:15:20 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:20 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:15:20 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:15:20 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:15:20 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:15:20 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:20 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:15:20 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:15:20 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:15:20 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:15:20 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:15:20 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:15:20 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:15:20 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:15:20 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:20 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:15:20 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:15:20 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:15:20 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:15:20 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:20 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:15:20 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:15:20 INFO imstat::::casa ########################################## 2024-12-24 02:15:20 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:15:20 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-12-24 02:15:20 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:15:20 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:15:20 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:15:20 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:15:20 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:20 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-12-24 02:15:20 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:15:20 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:15:20 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:15:20 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:15:20 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:15:20 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:15:20 INFO imstat:::: Values --- 2024-12-24 02:15:20 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:15:20 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:15:20 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:15:20 INFO imstat:::: -- minimum value [min]: -7.77826e-05 Jy/beam 2024-12-24 02:15:20 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:15:20 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:15:20 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:15:20 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-12-24 02:15:20 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:15:20 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:15:20 INFO imstat:::: Statistics --- 2024-12-24 02:15:20 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:15:20 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:15:20 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:15:20 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:15:20 INFO imstat:::: -- Median of the pixel values [median]: -1.86649e-05 Jy/beam 2024-12-24 02:15:20 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73604e-05 Jy/beam 2024-12-24 02:15:20 INFO imstat:::: -- IQR [quartile]: 3.56026e-05 Jy/beam 2024-12-24 02:15:20 INFO imstat:::: -- First quartile [q1]: -3.45067e-05 Jy/beam 2024-12-24 02:15:20 INFO imstat:::: -- Third quartile [q3]: 1.09593e-06 Jy/beam 2024-12-24 02:15:20 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:15:20 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:15:20 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:15:20 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:15:20 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:15:20 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:15:20 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 2024-12-24 02:15:20 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:15:19.961478 End time: 2024-12-24 02:15:19.981945 2024-12-24 02:15:20 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:15:20 INFO imstat::::casa ########################################## 2024-12-24 02:15:20 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:20 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:15:20 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19h52m05.65239 02:39:52.3901' ) 2024-12-24 02:15:20 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:15:20 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:15:20 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:15:20 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:15:20 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:15:20 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:15:20 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:15:20 INFO MSTransformManager::open Select data 2024-12-24 02:15:20 INFO MSTransformManager::createOutputMSStructure Create output MS structure NOTE: you provided the Declination/Latitude value "02:39:52.3901" which is understood to be in units of hours. If you meant degrees, please replace ":" by ".". 2024-12-24 02:15:20 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19h52m05.65239 02:39:52.3901 successfully parsed 2024-12-24 02:15:20 INFO phaseshift::::casa Shift phase center 2024-12-24 02:15:21 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:15:19.994609 End time: 2024-12-24 02:15:20.514904 2024-12-24 02:15:21 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:15:21 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:21 INFO tclean::::casa ########################################## 2024-12-24 02:15:21 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:15:21 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-12-24 02:15:21 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:15:21 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:15:21 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:15:21 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:21 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:21 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:15:21 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:15:21 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:15:21 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:15:21 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:15:21 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:15:21 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:15:21 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:15:21 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.014552 2024-12-24 02:15:21 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:21 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:15:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:15:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:15:21 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:15:21 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:15:21 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:15:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:15:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:15:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:15:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:15:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:15:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:15:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:15:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:15:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:15:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:15:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:15:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:15:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:15:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:15:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:15:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-12-24 02:15:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:15:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:15:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:15:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:15:22 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:15:22 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:15:22 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:15:22 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:22 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:15:22 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:15:20.544602 End time: 2024-12-24 02:15:22.032260 2024-12-24 02:15:22 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:15:22 INFO tclean::::casa ########################################## 2024-12-24 02:15:22 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:15:22 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:22 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-12-24 02:15:22 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:15:22 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:15:22 2024****** 2024-12-24 02:15:22 INFO ImageFitter::fit+ 2024-12-24 02:15:22 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:15:22 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:15:22 INFO ImageFitter::fit+ --- region: 2024-12-24 02:15:22 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:15:22 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:15:22 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:15:22 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:15:22 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:15:22 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:15:22 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:22 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-12-24 02:15:22 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:15:22 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:15:22 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:15:22 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:15:22 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:15:22 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.00011688 Jy 2024-12-24 02:15:22 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:15:22 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126496 Jy 2024-12-24 02:15:22 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:22 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:15:22 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:15:22 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:15:22 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000034 +/- 0.000777 arcsec 2024-12-24 02:15:22 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-12-24 02:15:22 INFO ImageFitter::_fitLoop+ --- dec: 127.999963 +/- 0.000097 pixels 2024-12-24 02:15:22 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:22 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:15:22 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:15:22 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:15:22 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:15:22 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:22 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:15:22 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:15:22 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:15:22 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:15:22 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:15:22 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-12-24 02:15:22 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:15:22 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:15:22 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:22 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:15:22 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:15:22 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:15:22 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:15:22 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:22 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:15:22 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:15:22 INFO imstat::::casa ########################################## 2024-12-24 02:15:22 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:15:22 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-12-24 02:15:22 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:15:22 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:15:22 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:15:22 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:15:22 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:22 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) 2024-12-24 02:15:22 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:15:22 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:15:22 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:15:22 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:15:22 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-12-24 02:15:22 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-12-24 02:15:22 INFO imstat:::: Values --- 2024-12-24 02:15:22 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:15:22 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:15:22 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:15:22 INFO imstat:::: -- minimum value [min]: -7.78225e-05 Jy/beam 2024-12-24 02:15:22 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:15:22 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:15:22 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:15:22 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-12-24 02:15:22 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:15:22 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:15:22 INFO imstat:::: Statistics --- 2024-12-24 02:15:22 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:15:22 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:15:22 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:15:22 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:15:22 INFO imstat:::: -- Median of the pixel values [median]: -1.86781e-05 Jy/beam 2024-12-24 02:15:22 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73751e-05 Jy/beam 2024-12-24 02:15:22 INFO imstat:::: -- IQR [quartile]: 3.56365e-05 Jy/beam 2024-12-24 02:15:22 INFO imstat:::: -- First quartile [q1]: -3.45278e-05 Jy/beam 2024-12-24 02:15:22 INFO imstat:::: -- Third quartile [q3]: 1.10869e-06 Jy/beam 2024-12-24 02:15:22 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:15:22 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:15:22 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:15:22 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:15:22 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:15:22 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:15:22 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 2024-12-24 02:15:22 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:15:22.099668 End time: 2024-12-24 02:15:22.127147 2024-12-24 02:15:22 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:15:22 INFO imstat::::casa ########################################## 2024-12-24 02:15:22 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:22 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:15:22 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19h52m05.65239 39.968292000deg' ) 2024-12-24 02:15:22 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:15:22 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:15:22 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:15:22 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:15:22 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:15:22 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:15:22 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:15:22 INFO MSTransformManager::open Select data 2024-12-24 02:15:22 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:15:22 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19h52m05.65239 39.968292000deg successfully parsed 2024-12-24 02:15:22 INFO phaseshift::::casa Shift phase center 2024-12-24 02:15:23 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:15:22.143175 End time: 2024-12-24 02:15:22.607445 2024-12-24 02:15:23 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:15:23 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:23 INFO tclean::::casa ########################################## 2024-12-24 02:15:23 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:15:23 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 ) 2024-12-24 02:15:23 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:15:23 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:15:23 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:15:23 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:23 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:23 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:15:23 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:15:23 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:15:23 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:15:23 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:15:23 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:15:23 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:15:23 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:15:23 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.023623 2024-12-24 02:15:23 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:23 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:15:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:15:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:15:23 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:15:23 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:15:23 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:15:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:15:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:15:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:15:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:15:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:15:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:15:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:15:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:15:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:15:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:15:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:15:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:15:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:15:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:15:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:15:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-12-24 02:15:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:15:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:15:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:15:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:15:24 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:15:24 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:15:24 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:15:24 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:24 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:15:24 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:15:22.636367 End time: 2024-12-24 02:15:24.336942 2024-12-24 02:15:24 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:15:24 INFO tclean::::casa ########################################## 2024-12-24 02:15:24 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:15:24 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:24 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) 2024-12-24 02:15:24 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:15:24 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:15:24 2024****** 2024-12-24 02:15:24 INFO ImageFitter::fit+ 2024-12-24 02:15:24 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:15:24 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:15:24 INFO ImageFitter::fit+ --- region: 2024-12-24 02:15:24 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:15:24 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:15:24 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:15:24 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:15:24 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:15:24 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:15:24 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:24 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) 2024-12-24 02:15:24 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:15:24 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:15:24 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:15:24 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:15:24 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:15:24 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-12-24 02:15:24 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:15:24 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-12-24 02:15:24 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:24 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:15:24 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:15:24 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:15:24 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec 2024-12-24 02:15:24 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-12-24 02:15:24 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-12-24 02:15:24 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:24 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:15:24 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:15:24 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:15:24 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:15:24 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:24 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:15:24 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:15:24 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:15:24 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:15:24 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:15:24 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:15:24 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:15:24 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:15:24 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:24 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:15:24 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:15:24 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:15:24 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:15:24 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:24 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:15:24 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:15:24 INFO imstat::::casa ########################################## 2024-12-24 02:15:24 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:15:24 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 ) 2024-12-24 02:15:24 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:15:24 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:15:24 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:15:24 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:15:24 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:24 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) 2024-12-24 02:15:24 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:15:24 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:15:24 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:15:24 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:15:24 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:15:24 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:15:24 INFO imstat:::: Values --- 2024-12-24 02:15:24 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:15:24 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:15:24 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:15:24 INFO imstat:::: -- minimum value [min]: -7.77826e-05 Jy/beam 2024-12-24 02:15:24 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:15:24 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:15:24 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:15:24 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-12-24 02:15:24 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:15:24 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:15:24 INFO imstat:::: Statistics --- 2024-12-24 02:15:24 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:15:24 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:15:24 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:15:24 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:15:24 INFO imstat:::: -- Median of the pixel values [median]: -1.86649e-05 Jy/beam 2024-12-24 02:15:24 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73604e-05 Jy/beam 2024-12-24 02:15:24 INFO imstat:::: -- IQR [quartile]: 3.56026e-05 Jy/beam 2024-12-24 02:15:24 INFO imstat:::: -- First quartile [q1]: -3.45067e-05 Jy/beam 2024-12-24 02:15:24 INFO imstat:::: -- Third quartile [q3]: 1.09593e-06 Jy/beam 2024-12-24 02:15:24 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:15:24 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:15:24 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:15:24 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:15:24 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:15:24 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:15:24 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 2024-12-24 02:15:24 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:15:24.386181 End time: 2024-12-24 02:15:24.406776 2024-12-24 02:15:24 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:15:24 INFO imstat::::casa ########################################## 2024-12-24 02:15:24 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:24 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:15:24 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19h52m05.65239 0.697578292rad' ) 2024-12-24 02:15:24 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:15:24 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:15:24 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:15:24 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:15:24 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:15:24 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:15:24 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:15:24 INFO MSTransformManager::open Select data 2024-12-24 02:15:24 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:15:25 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19h52m05.65239 0.697578292rad successfully parsed 2024-12-24 02:15:25 INFO phaseshift::::casa Shift phase center 2024-12-24 02:15:25 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:15:24.419477 End time: 2024-12-24 02:15:24.936594 2024-12-24 02:15:25 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:15:25 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:25 INFO tclean::::casa ########################################## 2024-12-24 02:15:25 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:15:25 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 ) 2024-12-24 02:15:25 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:15:25 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:15:25 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:15:25 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:25 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:25 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:15:25 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:15:25 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:15:25 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:15:25 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:15:25 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:15:25 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:15:25 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:15:25 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010424 2024-12-24 02:15:25 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:25 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:15:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:15:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:15:25 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:15:25 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:15:26 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:15:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:15:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:15:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:15:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:15:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:15:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:15:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:15:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:15:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:15:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:15:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:15:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:15:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:15:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:15:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:15:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-12-24 02:15:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:15:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:15:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:15:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:15:26 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:15:26 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:15:26 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:15:26 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:26 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:15:26 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:15:24.997908 End time: 2024-12-24 02:15:26.437614 2024-12-24 02:15:26 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:15:26 INFO tclean::::casa ########################################## 2024-12-24 02:15:26 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:15:26 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:26 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) 2024-12-24 02:15:26 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:15:26 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:15:26 2024****** 2024-12-24 02:15:26 INFO ImageFitter::fit+ 2024-12-24 02:15:26 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:15:26 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:15:26 INFO ImageFitter::fit+ --- region: 2024-12-24 02:15:26 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:15:26 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:15:26 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:15:26 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:15:26 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:15:26 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:15:26 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:26 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) 2024-12-24 02:15:26 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:15:27 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:15:27 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:15:27 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:15:27 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:15:27 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-12-24 02:15:27 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:15:27 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy 2024-12-24 02:15:27 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:27 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:15:27 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:15:27 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:15:27 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000008 +/- 0.000777 arcsec 2024-12-24 02:15:27 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-12-24 02:15:27 INFO ImageFitter::_fitLoop+ --- dec: 127.999992 +/- 0.000097 pixels 2024-12-24 02:15:27 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:27 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:15:27 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:15:27 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:15:27 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:15:27 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:27 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:15:27 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:15:27 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:15:27 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:15:27 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:15:27 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:15:27 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:15:27 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:15:27 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:27 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:15:27 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:15:27 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:15:27 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:15:27 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:27 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:15:27 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:15:27 INFO imstat::::casa ########################################## 2024-12-24 02:15:27 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:15:27 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 ) 2024-12-24 02:15:27 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:15:27 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:15:27 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:15:27 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:15:27 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:27 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) 2024-12-24 02:15:27 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:15:27 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:15:27 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:15:27 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:15:27 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:15:27 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:15:27 INFO imstat:::: Values --- 2024-12-24 02:15:27 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:15:27 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:15:27 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:15:27 INFO imstat:::: -- minimum value [min]: -7.7789e-05 Jy/beam 2024-12-24 02:15:27 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:15:27 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:15:27 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:15:27 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-12-24 02:15:27 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:15:27 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:15:27 INFO imstat:::: Statistics --- 2024-12-24 02:15:27 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:15:27 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:15:27 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:15:27 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:15:27 INFO imstat:::: -- Median of the pixel values [median]: -1.86647e-05 Jy/beam 2024-12-24 02:15:27 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73649e-05 Jy/beam 2024-12-24 02:15:27 INFO imstat:::: -- IQR [quartile]: 3.56182e-05 Jy/beam 2024-12-24 02:15:27 INFO imstat:::: -- First quartile [q1]: -3.45079e-05 Jy/beam 2024-12-24 02:15:27 INFO imstat:::: -- Third quartile [q3]: 1.11022e-06 Jy/beam 2024-12-24 02:15:27 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:15:27 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:15:27 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:15:27 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:15:27 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:15:27 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:15:27 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778897e-05 4.999996e+00 2024-12-24 02:15:27 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:15:26.511274 End time: 2024-12-24 02:15:26.539093 2024-12-24 02:15:27 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:15:27 INFO imstat::::casa ########################################## 2024-12-24 02:15:27 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:27 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:15:27 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19:52:05.6524 39d58m05.8512' ) 2024-12-24 02:15:27 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:15:27 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:15:27 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:15:27 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:15:27 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:15:27 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:15:27 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:15:27 INFO MSTransformManager::open Select data 2024-12-24 02:15:27 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:15:27 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19:52:05.6524 39d58m05.8512 successfully parsed 2024-12-24 02:15:27 INFO phaseshift::::casa Shift phase center 2024-12-24 02:15:27 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:15:26.555671 End time: 2024-12-24 02:15:27.058217 2024-12-24 02:15:27 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:15:27 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:27 INFO tclean::::casa ########################################## 2024-12-24 02:15:27 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:15:27 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-12-24 02:15:27 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:15:27 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:15:27 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:15:27 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:27 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:27 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:15:27 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:15:27 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:15:27 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:15:27 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:15:27 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:15:27 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:15:27 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:15:27 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.022967 2024-12-24 02:15:27 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:27 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:15:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:15:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:15:28 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:15:28 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:15:28 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:15:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:15:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:15:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:15:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:15:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:15:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:15:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:15:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:15:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:15:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:15:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:15:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:15:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:15:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:15:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:15:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-12-24 02:15:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:15:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:15:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:15:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:15:29 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:15:29 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:15:29 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:15:29 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:29 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:15:29 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:15:27.096876 End time: 2024-12-24 02:15:28.683437 2024-12-24 02:15:29 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:15:29 INFO tclean::::casa ########################################## 2024-12-24 02:15:29 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:15:29 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:29 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-12-24 02:15:29 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:15:29 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:15:29 2024****** 2024-12-24 02:15:29 INFO ImageFitter::fit+ 2024-12-24 02:15:29 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:15:29 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:15:29 INFO ImageFitter::fit+ --- region: 2024-12-24 02:15:29 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:15:29 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:15:29 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:15:29 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:15:29 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:15:29 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:15:29 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:29 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-12-24 02:15:29 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:15:29 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:15:29 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:15:29 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:15:29 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:15:29 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-12-24 02:15:29 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:15:29 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy 2024-12-24 02:15:29 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:29 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:15:29 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:15:29 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:15:29 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec 2024-12-24 02:15:29 INFO ImageFitter::_fitLoop+ --- ra: 128.000009 +/- 0.000127 pixels 2024-12-24 02:15:29 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-12-24 02:15:29 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:29 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:15:29 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:15:29 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:15:29 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:15:29 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:29 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:15:29 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:15:29 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:15:29 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:15:29 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:15:29 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:15:29 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:15:29 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:15:29 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:29 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:15:29 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:15:29 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:15:29 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:15:29 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:29 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:15:29 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:15:29 INFO imstat::::casa ########################################## 2024-12-24 02:15:29 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:15:29 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-12-24 02:15:29 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:15:29 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:15:29 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:15:29 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:15:29 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:29 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-12-24 02:15:29 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:15:29 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:15:29 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:15:29 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:15:29 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:15:29 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:15:29 INFO imstat:::: Values --- 2024-12-24 02:15:29 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:15:29 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:15:29 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:15:29 INFO imstat:::: -- minimum value [min]: -7.77773e-05 Jy/beam 2024-12-24 02:15:29 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:15:29 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-12-24 02:15:29 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:15:29 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-12-24 02:15:29 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:15:29 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:15:29 INFO imstat:::: Statistics --- 2024-12-24 02:15:29 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:15:29 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:15:29 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:15:29 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:15:29 INFO imstat:::: -- Median of the pixel values [median]: -1.86786e-05 Jy/beam 2024-12-24 02:15:29 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73603e-05 Jy/beam 2024-12-24 02:15:29 INFO imstat:::: -- IQR [quartile]: 3.56014e-05 Jy/beam 2024-12-24 02:15:29 INFO imstat:::: -- First quartile [q1]: -3.45038e-05 Jy/beam 2024-12-24 02:15:29 INFO imstat:::: -- Third quartile [q3]: 1.09758e-06 Jy/beam 2024-12-24 02:15:29 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:15:29 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:15:29 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:15:29 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:15:29 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:15:29 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:15:29 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 2024-12-24 02:15:29 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:15:28.725142 End time: 2024-12-24 02:15:28.746110 2024-12-24 02:15:29 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:15:29 INFO imstat::::casa ########################################## 2024-12-24 02:15:29 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:29 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:15:29 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19:52:05.6524 02:39:52.3901' ) 2024-12-24 02:15:29 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:15:29 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:15:29 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:15:29 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:15:29 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:15:29 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:15:29 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:15:29 INFO MSTransformManager::open Select data 2024-12-24 02:15:29 INFO MSTransformManager::createOutputMSStructure Create output MS structure NOTE: you provided the Declination/Latitude value "02:39:52.3901" which is understood to be in units of hours. If you meant degrees, please replace ":" by ".". 2024-12-24 02:15:29 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19:52:05.6524 02:39:52.3901 successfully parsed 2024-12-24 02:15:29 INFO phaseshift::::casa Shift phase center 2024-12-24 02:15:29 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:15:28.759285 End time: 2024-12-24 02:15:29.279887 2024-12-24 02:15:29 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:15:29 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:29 INFO tclean::::casa ########################################## 2024-12-24 02:15:29 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:15:29 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 ) 2024-12-24 02:15:29 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:15:29 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:15:29 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:15:29 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:29 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:29 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:15:29 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:15:29 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:15:29 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:15:29 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:15:29 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:15:29 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:15:30 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:15:30 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.01562 2024-12-24 02:15:30 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:30 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:15:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:15:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:15:30 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:15:30 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:15:30 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:15:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:15:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:15:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:15:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:15:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:15:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:15:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:15:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:15:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:15:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:15:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:15:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:15:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:15:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:15:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:15:31 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-12-24 02:15:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:15:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:15:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:15:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:15:31 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:15:31 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:15:31 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:15:31 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:31 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:15:31 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:15:29.321838 End time: 2024-12-24 02:15:30.904016 2024-12-24 02:15:31 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:15:31 INFO tclean::::casa ########################################## 2024-12-24 02:15:31 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:15:31 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:31 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-12-24 02:15:31 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:15:31 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:15:31 2024****** 2024-12-24 02:15:31 INFO ImageFitter::fit+ 2024-12-24 02:15:31 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:15:31 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:15:31 INFO ImageFitter::fit+ --- region: 2024-12-24 02:15:31 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:15:31 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:15:31 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:15:31 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:15:31 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:15:31 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:15:31 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:31 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-12-24 02:15:31 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:15:31 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:15:31 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:15:31 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:15:31 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:15:31 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116878 Jy 2024-12-24 02:15:31 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:15:31 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126494 Jy 2024-12-24 02:15:31 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:31 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:15:31 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:15:31 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:15:31 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000034 +/- 0.000777 arcsec 2024-12-24 02:15:31 INFO ImageFitter::_fitLoop+ --- ra: 128.000008 +/- 0.000127 pixels 2024-12-24 02:15:31 INFO ImageFitter::_fitLoop+ --- dec: 127.999963 +/- 0.000097 pixels 2024-12-24 02:15:31 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:31 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:15:31 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:15:31 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:15:31 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:15:31 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:31 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:15:31 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:15:31 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:15:31 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:15:31 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:15:31 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-12-24 02:15:31 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:15:31 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:15:31 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:31 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:15:31 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:15:31 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:15:31 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:15:31 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:31 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:15:31 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:15:31 INFO imstat::::casa ########################################## 2024-12-24 02:15:31 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:15:31 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-12-24 02:15:31 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:15:31 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:15:31 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:15:31 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:15:31 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:31 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.865, I, 999981612.9Hz to 19:52:21.081, +40.22.53.889, I, 999981612.9Hz) 2024-12-24 02:15:31 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:15:31 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:15:31 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:15:31 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:15:31 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-12-24 02:15:31 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-12-24 02:15:31 INFO imstat:::: Values --- 2024-12-24 02:15:31 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:15:31 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:15:31 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:15:31 INFO imstat:::: -- minimum value [min]: -7.78143e-05 Jy/beam 2024-12-24 02:15:31 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:15:31 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:15:31 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:15:31 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-12-24 02:15:31 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:15:31 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:15:31 INFO imstat:::: Statistics --- 2024-12-24 02:15:31 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:15:31 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:15:31 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:15:31 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:15:31 INFO imstat:::: -- Median of the pixel values [median]: -1.86838e-05 Jy/beam 2024-12-24 02:15:31 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73769e-05 Jy/beam 2024-12-24 02:15:31 INFO imstat:::: -- IQR [quartile]: 3.5634e-05 Jy/beam 2024-12-24 02:15:31 INFO imstat:::: -- First quartile [q1]: -3.45216e-05 Jy/beam 2024-12-24 02:15:31 INFO imstat:::: -- Third quartile [q3]: 1.1124e-06 Jy/beam 2024-12-24 02:15:31 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:15:31 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:15:31 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:15:31 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:15:31 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:15:31 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:15:31 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 2024-12-24 02:15:31 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:15:30.968083 End time: 2024-12-24 02:15:30.994653 2024-12-24 02:15:31 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:15:31 INFO imstat::::casa ########################################## 2024-12-24 02:15:31 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:31 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:15:31 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19:52:05.6524 39.968292000deg' ) 2024-12-24 02:15:31 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:15:31 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:15:31 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:15:31 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:15:31 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:15:31 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:15:31 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:15:31 INFO MSTransformManager::open Select data 2024-12-24 02:15:31 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:15:31 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19:52:05.6524 39.968292000deg successfully parsed 2024-12-24 02:15:31 INFO phaseshift::::casa Shift phase center 2024-12-24 02:15:32 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:15:31.010528 End time: 2024-12-24 02:15:31.502757 2024-12-24 02:15:32 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:15:32 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:32 INFO tclean::::casa ########################################## 2024-12-24 02:15:32 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:15:32 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 ) 2024-12-24 02:15:32 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:15:32 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:15:32 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:15:32 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:32 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:32 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:15:32 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:15:32 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:15:32 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:15:32 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:15:32 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:15:32 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:15:32 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:15:32 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.012837 2024-12-24 02:15:32 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:32 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:15:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:15:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:15:32 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:15:32 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:15:32 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:15:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:15:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:15:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:15:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:15:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:15:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:15:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:15:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:15:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:15:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:15:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:15:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:15:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:15:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:15:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:15:33 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-12-24 02:15:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:15:33 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:15:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:15:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:15:33 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:15:33 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:15:33 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:15:33 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:33 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:15:33 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:15:31.533559 End time: 2024-12-24 02:15:33.104321 2024-12-24 02:15:33 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:15:33 INFO tclean::::casa ########################################## 2024-12-24 02:15:33 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:15:33 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:33 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-12-24 02:15:33 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:15:33 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:15:33 2024****** 2024-12-24 02:15:33 INFO ImageFitter::fit+ 2024-12-24 02:15:33 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:15:33 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:15:33 INFO ImageFitter::fit+ --- region: 2024-12-24 02:15:33 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:15:33 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:15:33 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:15:33 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:15:33 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:15:33 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:15:33 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:33 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-12-24 02:15:33 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:15:33 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:15:33 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:15:33 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:15:33 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:15:33 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-12-24 02:15:33 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:15:33 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy 2024-12-24 02:15:33 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:33 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:15:33 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:15:33 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:15:33 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec 2024-12-24 02:15:33 INFO ImageFitter::_fitLoop+ --- ra: 128.000009 +/- 0.000127 pixels 2024-12-24 02:15:33 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-12-24 02:15:33 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:33 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:15:33 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:15:33 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:15:33 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:15:33 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:33 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:15:33 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:15:33 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:15:33 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:15:33 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:15:33 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:15:33 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:15:33 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:15:33 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:33 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:15:33 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:15:33 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:15:33 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:15:33 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:33 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:15:33 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:15:33 INFO imstat::::casa ########################################## 2024-12-24 02:15:33 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:15:33 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-12-24 02:15:33 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:15:33 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:15:33 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:15:33 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:15:33 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:33 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-12-24 02:15:33 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:15:33 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:15:33 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:15:33 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:15:33 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:15:33 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:15:33 INFO imstat:::: Values --- 2024-12-24 02:15:33 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:15:33 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:15:33 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:15:33 INFO imstat:::: -- minimum value [min]: -7.77773e-05 Jy/beam 2024-12-24 02:15:33 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:15:33 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-12-24 02:15:33 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:15:33 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-12-24 02:15:33 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:15:33 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:15:33 INFO imstat:::: Statistics --- 2024-12-24 02:15:33 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:15:33 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:15:33 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:15:33 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:15:33 INFO imstat:::: -- Median of the pixel values [median]: -1.86786e-05 Jy/beam 2024-12-24 02:15:33 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73603e-05 Jy/beam 2024-12-24 02:15:33 INFO imstat:::: -- IQR [quartile]: 3.56014e-05 Jy/beam 2024-12-24 02:15:33 INFO imstat:::: -- First quartile [q1]: -3.45038e-05 Jy/beam 2024-12-24 02:15:33 INFO imstat:::: -- Third quartile [q3]: 1.09758e-06 Jy/beam 2024-12-24 02:15:33 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:15:33 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:15:33 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:15:33 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:15:33 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:15:33 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:15:33 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 2024-12-24 02:15:33 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:15:33.168056 End time: 2024-12-24 02:15:33.194290 2024-12-24 02:15:33 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:15:33 INFO imstat::::casa ########################################## 2024-12-24 02:15:33 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:33 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:15:33 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19:52:05.6524 0.697578292rad' ) 2024-12-24 02:15:33 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:15:33 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:15:33 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:15:33 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:15:33 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:15:33 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:15:33 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:15:33 INFO MSTransformManager::open Select data 2024-12-24 02:15:33 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:15:33 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19:52:05.6524 0.697578292rad successfully parsed 2024-12-24 02:15:33 INFO phaseshift::::casa Shift phase center 2024-12-24 02:15:34 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:15:33.210167 End time: 2024-12-24 02:15:33.696713 2024-12-24 02:15:34 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:15:34 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:34 INFO tclean::::casa ########################################## 2024-12-24 02:15:34 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:15:34 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-12-24 02:15:34 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:15:34 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:15:34 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:15:34 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:34 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:34 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:15:34 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:15:34 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:15:34 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:15:34 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:15:34 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:15:34 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:15:34 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:15:34 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.022111 2024-12-24 02:15:34 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:34 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:15:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:15:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:15:34 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:15:34 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:15:34 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:15:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:15:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:15:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:15:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:15:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:15:35 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:15:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:15:35 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:15:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:15:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:15:35 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:15:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:15:35 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:15:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:15:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:15:35 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-12-24 02:15:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:15:35 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:15:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:15:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:15:35 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:15:35 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:15:35 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:15:35 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:35 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:15:35 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:15:33.725633 End time: 2024-12-24 02:15:35.289961 2024-12-24 02:15:35 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:15:35 INFO tclean::::casa ########################################## 2024-12-24 02:15:35 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:15:35 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:35 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) 2024-12-24 02:15:35 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:15:35 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:15:35 2024****** 2024-12-24 02:15:35 INFO ImageFitter::fit+ 2024-12-24 02:15:35 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:15:35 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:15:35 INFO ImageFitter::fit+ --- region: 2024-12-24 02:15:35 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:15:35 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:15:35 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:15:35 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:15:35 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:15:35 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:15:35 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:35 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) 2024-12-24 02:15:35 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:15:35 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:15:35 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:15:35 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:15:35 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:15:35 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy 2024-12-24 02:15:35 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:15:35 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126487 Jy 2024-12-24 02:15:35 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:35 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:15:35 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:15:35 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:15:35 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000008 +/- 0.000777 arcsec 2024-12-24 02:15:35 INFO ImageFitter::_fitLoop+ --- ra: 128.000009 +/- 0.000127 pixels 2024-12-24 02:15:35 INFO ImageFitter::_fitLoop+ --- dec: 127.999992 +/- 0.000097 pixels 2024-12-24 02:15:35 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:35 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:15:35 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:15:35 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:15:35 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:15:35 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:35 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:15:35 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:15:35 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:15:35 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:15:35 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:15:35 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:15:35 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:15:35 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:15:35 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:35 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:15:35 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:15:35 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:15:35 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:15:35 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:35 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:15:35 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:15:35 INFO imstat::::casa ########################################## 2024-12-24 02:15:35 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:15:35 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 ) 2024-12-24 02:15:35 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:15:35 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:15:35 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:15:35 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:15:35 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:35 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) 2024-12-24 02:15:35 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:15:35 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:15:35 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:15:35 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:15:35 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:15:35 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:15:35 INFO imstat:::: Values --- 2024-12-24 02:15:35 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:15:35 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:15:35 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:15:35 INFO imstat:::: -- minimum value [min]: -7.7781e-05 Jy/beam 2024-12-24 02:15:35 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:15:35 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:15:35 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:15:35 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-12-24 02:15:35 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:15:35 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:15:35 INFO imstat:::: Statistics --- 2024-12-24 02:15:35 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:15:35 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:15:35 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:15:35 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:15:35 INFO imstat:::: -- Median of the pixel values [median]: -1.86714e-05 Jy/beam 2024-12-24 02:15:35 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73593e-05 Jy/beam 2024-12-24 02:15:35 INFO imstat:::: -- IQR [quartile]: 3.56161e-05 Jy/beam 2024-12-24 02:15:35 INFO imstat:::: -- First quartile [q1]: -3.45125e-05 Jy/beam 2024-12-24 02:15:35 INFO imstat:::: -- Third quartile [q3]: 1.10364e-06 Jy/beam 2024-12-24 02:15:35 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:15:35 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:15:35 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:15:35 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:15:35 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:15:35 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:15:35 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 2024-12-24 02:15:35 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:15:35.356498 End time: 2024-12-24 02:15:35.383354 2024-12-24 02:15:35 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:15:35 INFO imstat::::casa ########################################## 2024-12-24 02:15:35 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:35 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:15:35 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 298.023551625deg 39d58m05.8512' ) 2024-12-24 02:15:35 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:15:35 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:15:35 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:15:35 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:15:35 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:15:35 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:15:35 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:15:35 INFO MSTransformManager::open Select data 2024-12-24 02:15:35 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:15:36 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 298.023551625deg 39d58m05.8512 successfully parsed 2024-12-24 02:15:36 INFO phaseshift::::casa Shift phase center 2024-12-24 02:15:36 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:15:35.399559 End time: 2024-12-24 02:15:35.949773 2024-12-24 02:15:36 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:15:36 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:36 INFO tclean::::casa ########################################## 2024-12-24 02:15:36 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:15:36 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 ) 2024-12-24 02:15:36 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:15:36 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:15:36 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:15:36 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:36 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:36 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:15:36 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:15:36 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:15:36 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:15:36 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:15:36 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:15:36 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:15:36 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:15:36 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.01013 2024-12-24 02:15:36 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:36 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:15:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:15:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:15:37 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:15:37 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:15:37 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:15:37 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:15:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:15:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:15:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:15:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:15:37 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:15:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:15:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:15:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:15:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:15:37 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:15:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:15:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:15:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:15:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:15:37 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-12-24 02:15:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:15:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:15:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:15:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:15:37 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:15:37 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:15:37 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:15:37 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:38 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:15:38 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:15:35.992397 End time: 2024-12-24 02:15:37.626236 2024-12-24 02:15:38 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:15:38 INFO tclean::::casa ########################################## 2024-12-24 02:15:38 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:15:38 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:38 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) 2024-12-24 02:15:38 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:15:38 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:15:38 2024****** 2024-12-24 02:15:38 INFO ImageFitter::fit+ 2024-12-24 02:15:38 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:15:38 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:15:38 INFO ImageFitter::fit+ --- region: 2024-12-24 02:15:38 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:15:38 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:15:38 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:15:38 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:15:38 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:15:38 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:15:38 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:38 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) 2024-12-24 02:15:38 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:15:38 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:15:38 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:15:38 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:15:38 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:15:38 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-12-24 02:15:38 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:15:38 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-12-24 02:15:38 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:38 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:15:38 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:15:38 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:15:38 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec 2024-12-24 02:15:38 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-12-24 02:15:38 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-12-24 02:15:38 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:38 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:15:38 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:15:38 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:15:38 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:15:38 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:38 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:15:38 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:15:38 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:15:38 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:15:38 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:15:38 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:15:38 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:15:38 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:15:38 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:38 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:15:38 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:15:38 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:15:38 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:15:38 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:38 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:15:38 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:15:38 INFO imstat::::casa ########################################## 2024-12-24 02:15:38 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:15:38 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 ) 2024-12-24 02:15:38 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:15:38 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:15:38 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:15:38 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:15:38 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:38 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) 2024-12-24 02:15:38 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:15:38 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:15:38 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:15:38 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:15:38 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:15:38 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:15:38 INFO imstat:::: Values --- 2024-12-24 02:15:38 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:15:38 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:15:38 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:15:38 INFO imstat:::: -- minimum value [min]: -7.77826e-05 Jy/beam 2024-12-24 02:15:38 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:15:38 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:15:38 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:15:38 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-12-24 02:15:38 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:15:38 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:15:38 INFO imstat:::: Statistics --- 2024-12-24 02:15:38 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:15:38 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:15:38 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:15:38 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:15:38 INFO imstat:::: -- Median of the pixel values [median]: -1.86649e-05 Jy/beam 2024-12-24 02:15:38 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73604e-05 Jy/beam 2024-12-24 02:15:38 INFO imstat:::: -- IQR [quartile]: 3.56026e-05 Jy/beam 2024-12-24 02:15:38 INFO imstat:::: -- First quartile [q1]: -3.45067e-05 Jy/beam 2024-12-24 02:15:38 INFO imstat:::: -- Third quartile [q3]: 1.09593e-06 Jy/beam 2024-12-24 02:15:38 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:15:38 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:15:38 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:15:38 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:15:38 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:15:38 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:15:38 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 2024-12-24 02:15:38 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:15:37.691888 End time: 2024-12-24 02:15:37.718504 2024-12-24 02:15:38 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:15:38 INFO imstat::::casa ########################################## 2024-12-24 02:15:38 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:38 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:15:38 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 298.023551625deg 02:39:52.3901' ) 2024-12-24 02:15:38 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:15:38 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:15:38 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:15:38 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:15:38 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:15:38 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:15:38 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:15:38 INFO MSTransformManager::open Select data 2024-12-24 02:15:38 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 ".". 2024-12-24 02:15:38 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 298.023551625deg 02:39:52.3901 successfully parsed 2024-12-24 02:15:38 INFO phaseshift::::casa Shift phase center 2024-12-24 02:15:38 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:15:37.734420 End time: 2024-12-24 02:15:38.237980 2024-12-24 02:15:38 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:15:38 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:38 INFO tclean::::casa ########################################## 2024-12-24 02:15:38 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:15:38 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 ) 2024-12-24 02:15:38 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:15:38 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:15:38 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:15:38 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:38 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:38 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:15:38 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:15:38 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:15:38 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:15:38 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:15:38 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:15:38 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:15:39 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:15:39 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010311 2024-12-24 02:15:39 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:39 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:15:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:15:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:15:39 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:15:39 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:15:39 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:15:39 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:15:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:15:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:15:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:15:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:15:39 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:15:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:15:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:15:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:15:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:15:39 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:15:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:15:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:15:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:15:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:15:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-12-24 02:15:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:15:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:15:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:15:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:15:40 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:15:40 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:15:40 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:15:40 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:40 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:15:40 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:15:38.295756 End time: 2024-12-24 02:15:39.989280 2024-12-24 02:15:40 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:15:40 INFO tclean::::casa ########################################## 2024-12-24 02:15:40 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:15:40 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:40 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) 2024-12-24 02:15:40 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:15:40 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:15:40 2024****** 2024-12-24 02:15:40 INFO ImageFitter::fit+ 2024-12-24 02:15:40 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:15:40 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:15:40 INFO ImageFitter::fit+ --- region: 2024-12-24 02:15:40 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:15:40 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:15:40 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:15:40 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:15:40 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:15:40 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:15:40 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:40 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) 2024-12-24 02:15:40 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:15:40 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:15:40 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:15:40 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:15:40 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:15:40 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.00011688 Jy 2024-12-24 02:15:40 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:15:40 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126496 Jy 2024-12-24 02:15:40 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:40 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:15:40 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:15:40 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:15:40 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000034 +/- 0.000777 arcsec 2024-12-24 02:15:40 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-12-24 02:15:40 INFO ImageFitter::_fitLoop+ --- dec: 127.999963 +/- 0.000097 pixels 2024-12-24 02:15:40 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:40 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:15:40 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:15:40 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:15:40 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:15:40 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:40 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:15:40 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:15:40 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:15:40 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:15:40 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:15:40 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-12-24 02:15:40 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:15:40 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:15:40 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:40 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:15:40 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:15:40 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:15:40 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:15:40 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:40 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:15:40 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:15:40 INFO imstat::::casa ########################################## 2024-12-24 02:15:40 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:15:40 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 ) 2024-12-24 02:15:40 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:15:40 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:15:40 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:15:40 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:15:40 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:40 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.865, I, 999981612.9Hz to 19:52:21.081, +40.22.53.889, I, 999981612.9Hz) 2024-12-24 02:15:40 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:15:40 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:15:40 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:15:40 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:15:40 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-12-24 02:15:40 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-12-24 02:15:40 INFO imstat:::: Values --- 2024-12-24 02:15:40 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:15:40 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:15:40 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:15:40 INFO imstat:::: -- minimum value [min]: -7.78225e-05 Jy/beam 2024-12-24 02:15:40 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:15:40 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:15:40 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:15:40 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-12-24 02:15:40 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:15:40 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:15:40 INFO imstat:::: Statistics --- 2024-12-24 02:15:40 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:15:40 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:15:40 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:15:40 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:15:40 INFO imstat:::: -- Median of the pixel values [median]: -1.86781e-05 Jy/beam 2024-12-24 02:15:40 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73751e-05 Jy/beam 2024-12-24 02:15:40 INFO imstat:::: -- IQR [quartile]: 3.56365e-05 Jy/beam 2024-12-24 02:15:40 INFO imstat:::: -- First quartile [q1]: -3.45278e-05 Jy/beam 2024-12-24 02:15:40 INFO imstat:::: -- Third quartile [q3]: 1.10869e-06 Jy/beam 2024-12-24 02:15:40 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:15:40 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:15:40 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:15:40 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:15:40 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:15:40 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:15:40 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 2024-12-24 02:15:40 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:15:40.060260 End time: 2024-12-24 02:15:40.087953 2024-12-24 02:15:40 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:15:40 INFO imstat::::casa ########################################## 2024-12-24 02:15:40 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:40 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:15:40 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 298.023551625deg 39.968292000deg' ) 2024-12-24 02:15:40 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:15:40 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:15:40 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:15:40 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:15:40 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:15:40 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:15:40 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:15:40 INFO MSTransformManager::open Select data 2024-12-24 02:15:40 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:15:40 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 298.023551625deg 39.968292000deg successfully parsed 2024-12-24 02:15:40 INFO phaseshift::::casa Shift phase center 2024-12-24 02:15:41 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:15:40.104622 End time: 2024-12-24 02:15:40.573226 2024-12-24 02:15:41 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:15:41 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:41 INFO tclean::::casa ########################################## 2024-12-24 02:15:41 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:15:41 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-12-24 02:15:41 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:15:41 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:15:41 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:15:41 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:41 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:41 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:15:41 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:15:41 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:15:41 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:15:41 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:15:41 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:15:41 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:15:41 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:15:41 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.013633 2024-12-24 02:15:41 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:41 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:15:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:15:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:15:41 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:15:41 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:15:41 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:15:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:15:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:15:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:15:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:15:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:15:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:15:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:15:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:15:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:15:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:15:42 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:15:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:15:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:15:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:15:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:15:42 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-12-24 02:15:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:15:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:15:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:15:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:15:42 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:15:42 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:15:42 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:15:42 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:42 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:15:42 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:15:40.601713 End time: 2024-12-24 02:15:42.122354 2024-12-24 02:15:42 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:15:42 INFO tclean::::casa ########################################## 2024-12-24 02:15:42 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:15:42 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:42 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) 2024-12-24 02:15:42 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:15:42 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:15:42 2024****** 2024-12-24 02:15:42 INFO ImageFitter::fit+ 2024-12-24 02:15:42 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:15:42 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:15:42 INFO ImageFitter::fit+ --- region: 2024-12-24 02:15:42 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:15:42 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:15:42 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:15:42 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:15:42 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:15:42 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:15:42 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:42 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) 2024-12-24 02:15:42 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:15:42 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:15:42 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:15:42 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:15:42 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:15:42 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-12-24 02:15:42 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:15:42 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-12-24 02:15:42 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:42 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:15:42 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:15:42 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:15:42 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec 2024-12-24 02:15:42 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-12-24 02:15:42 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-12-24 02:15:42 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:42 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:15:42 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:15:42 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:15:42 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:15:42 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:42 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:15:42 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:15:42 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:15:42 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:15:42 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:15:42 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:15:42 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:15:42 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:15:42 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:42 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:15:42 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:15:42 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:15:42 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:15:42 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:42 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:15:42 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:15:42 INFO imstat::::casa ########################################## 2024-12-24 02:15:42 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:15:42 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 ) 2024-12-24 02:15:42 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:15:42 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:15:42 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:15:42 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:15:42 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:42 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-12-24 02:15:42 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:15:42 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:15:42 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:15:42 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:15:42 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:15:42 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:15:42 INFO imstat:::: Values --- 2024-12-24 02:15:42 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:15:42 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:15:42 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:15:42 INFO imstat:::: -- minimum value [min]: -7.77826e-05 Jy/beam 2024-12-24 02:15:42 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:15:42 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:15:42 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:15:42 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-12-24 02:15:42 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:15:42 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:15:42 INFO imstat:::: Statistics --- 2024-12-24 02:15:42 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:15:42 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:15:42 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:15:42 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:15:42 INFO imstat:::: -- Median of the pixel values [median]: -1.86649e-05 Jy/beam 2024-12-24 02:15:42 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73604e-05 Jy/beam 2024-12-24 02:15:42 INFO imstat:::: -- IQR [quartile]: 3.56026e-05 Jy/beam 2024-12-24 02:15:42 INFO imstat:::: -- First quartile [q1]: -3.45067e-05 Jy/beam 2024-12-24 02:15:42 INFO imstat:::: -- Third quartile [q3]: 1.09593e-06 Jy/beam 2024-12-24 02:15:42 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:15:42 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:15:42 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:15:42 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:15:42 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:15:42 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:15:42 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 2024-12-24 02:15:42 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:15:42.192255 End time: 2024-12-24 02:15:42.219454 2024-12-24 02:15:42 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:15:42 INFO imstat::::casa ########################################## 2024-12-24 02:15:42 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:42 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:15:42 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 298.023551625deg 0.697578292rad' ) 2024-12-24 02:15:42 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:15:42 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:15:42 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:15:42 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:15:42 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:15:42 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:15:42 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:15:42 INFO MSTransformManager::open Select data 2024-12-24 02:15:42 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:15:42 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 298.023551625deg 0.697578292rad successfully parsed 2024-12-24 02:15:42 INFO phaseshift::::casa Shift phase center 2024-12-24 02:15:43 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:15:42.235635 End time: 2024-12-24 02:15:42.755022 2024-12-24 02:15:43 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:15:43 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:43 INFO tclean::::casa ########################################## 2024-12-24 02:15:43 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:15:43 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 ) 2024-12-24 02:15:43 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:15:43 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:15:43 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:15:43 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:43 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:43 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:15:43 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:15:43 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:15:43 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.87 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:15:43 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:15:43 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:15:43 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:15:43 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:15:43 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.015485 2024-12-24 02:15:43 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:43 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:15:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:15:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:15:43 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:15:43 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:15:43 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:15:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:15:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:15:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:15:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:15:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:15:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:15:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:15:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:15:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:15:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:15:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:15:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:15:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:15:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:15:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:15:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-12-24 02:15:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:15:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:15:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:15:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:15:44 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:15:44 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:15:44 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:15:44 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:44 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:15:44 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:15:42.810776 End time: 2024-12-24 02:15:44.425564 2024-12-24 02:15:44 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:15:44 INFO tclean::::casa ########################################## 2024-12-24 02:15:44 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:15:44 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:44 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) 2024-12-24 02:15:44 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:15:44 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:15:44 2024****** 2024-12-24 02:15:44 INFO ImageFitter::fit+ 2024-12-24 02:15:44 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:15:44 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:15:44 INFO ImageFitter::fit+ --- region: 2024-12-24 02:15:44 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:15:44 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:15:44 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:15:44 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:15:44 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:15:44 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:15:44 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:44 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) 2024-12-24 02:15:44 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:15:44 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:15:44 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:15:44 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:15:44 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:15:44 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-12-24 02:15:44 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:15:44 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy 2024-12-24 02:15:44 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:44 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:15:44 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:15:44 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:15:44 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000008 +/- 0.000777 arcsec 2024-12-24 02:15:44 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-12-24 02:15:44 INFO ImageFitter::_fitLoop+ --- dec: 127.999992 +/- 0.000097 pixels 2024-12-24 02:15:44 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:44 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:15:44 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:15:44 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:15:44 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:15:44 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:44 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:15:44 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:15:44 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:15:44 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:15:44 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:15:44 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:15:44 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:15:44 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:15:44 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:44 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:15:44 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:15:44 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:15:44 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:15:44 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:44 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:15:44 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:15:44 INFO imstat::::casa ########################################## 2024-12-24 02:15:44 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:15:44 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 ) 2024-12-24 02:15:45 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:15:45 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:15:45 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:15:45 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:15:45 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:45 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-12-24 02:15:45 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:15:45 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:15:45 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:15:45 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:15:45 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:15:45 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:15:45 INFO imstat:::: Values --- 2024-12-24 02:15:45 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:15:45 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:15:45 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:15:45 INFO imstat:::: -- minimum value [min]: -7.7789e-05 Jy/beam 2024-12-24 02:15:45 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:15:45 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:15:45 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:15:45 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-12-24 02:15:45 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:15:45 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:15:45 INFO imstat:::: Statistics --- 2024-12-24 02:15:45 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:15:45 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:15:45 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:15:45 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:15:45 INFO imstat:::: -- Median of the pixel values [median]: -1.86647e-05 Jy/beam 2024-12-24 02:15:45 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73649e-05 Jy/beam 2024-12-24 02:15:45 INFO imstat:::: -- IQR [quartile]: 3.56182e-05 Jy/beam 2024-12-24 02:15:45 INFO imstat:::: -- First quartile [q1]: -3.45079e-05 Jy/beam 2024-12-24 02:15:45 INFO imstat:::: -- Third quartile [q3]: 1.11022e-06 Jy/beam 2024-12-24 02:15:45 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:15:45 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:15:45 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:15:45 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:15:45 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:15:45 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:15:45 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 2024-12-24 02:15:45 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:15:44.498239 End time: 2024-12-24 02:15:44.530661 2024-12-24 02:15:45 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:15:45 INFO imstat::::casa ########################################## 2024-12-24 02:15:45 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:45 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:15:45 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 5.201492224rad 39d58m05.8512' ) 2024-12-24 02:15:45 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:15:45 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:15:45 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:15:45 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:15:45 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:15:45 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:15:45 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:15:45 INFO MSTransformManager::open Select data 2024-12-24 02:15:45 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:15:45 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 5.201492224rad 39d58m05.8512 successfully parsed 2024-12-24 02:15:45 INFO phaseshift::::casa Shift phase center 2024-12-24 02:15:45 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:15:44.546943 End time: 2024-12-24 02:15:45.083593 2024-12-24 02:15:45 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:15:45 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:45 INFO tclean::::casa ########################################## 2024-12-24 02:15:45 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:15:45 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 ) 2024-12-24 02:15:45 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:15:45 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:15:45 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:15:45 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:45 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:45 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:15:45 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:15:45 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:15:45 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:15:45 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:15:45 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:15:45 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:15:45 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:15:45 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010015 2024-12-24 02:15:45 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:45 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:15:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:15:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:15:46 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:15:46 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:15:46 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:15:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:15:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:15:46 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:15:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:15:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:15:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:15:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:15:46 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:15:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:15:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:15:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:15:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:15:46 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:15:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:15:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:15:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-12-24 02:15:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:15:46 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:15:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:15:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:15:46 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:15:46 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:15:46 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:15:46 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:46 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:15:46 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:15:45.122082 End time: 2024-12-24 02:15:46.392623 2024-12-24 02:15:46 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:15:46 INFO tclean::::casa ########################################## 2024-12-24 02:15:46 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:15:46 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:46 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) 2024-12-24 02:15:46 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:15:46 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:15:46 2024****** 2024-12-24 02:15:46 INFO ImageFitter::fit+ 2024-12-24 02:15:46 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:15:46 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:15:46 INFO ImageFitter::fit+ --- region: 2024-12-24 02:15:46 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:15:46 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:15:46 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:15:46 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:15:46 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:15:46 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:15:46 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:46 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) 2024-12-24 02:15:46 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:15:46 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:15:46 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:15:46 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:15:46 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:15:46 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116879 Jy 2024-12-24 02:15:46 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:15:46 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126495 Jy 2024-12-24 02:15:46 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:46 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:15:46 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:15:46 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999999 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:15:46 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-12-24 02:15:46 INFO ImageFitter::_fitLoop+ --- ra: 127.999990 +/- 0.000127 pixels 2024-12-24 02:15:46 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-12-24 02:15:46 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:46 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:15:46 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:15:46 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:15:46 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:15:46 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:46 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:15:46 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:15:46 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:15:46 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:15:46 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:15:46 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:15:46 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:15:46 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:15:46 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:46 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:15:46 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:15:46 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:15:46 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:15:46 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:46 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:15:46 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:15:46 INFO imstat::::casa ########################################## 2024-12-24 02:15:46 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:15:46 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 ) 2024-12-24 02:15:46 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:15:46 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:15:46 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:15:46 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:15:46 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:46 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) 2024-12-24 02:15:46 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:15:46 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:15:46 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:15:46 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:15:46 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:15:46 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:15:46 INFO imstat:::: Values --- 2024-12-24 02:15:46 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:15:46 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:15:46 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:15:46 INFO imstat:::: -- minimum value [min]: -7.77853e-05 Jy/beam 2024-12-24 02:15:46 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:15:46 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:15:46 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:15:46 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-12-24 02:15:46 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:15:46 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:15:46 INFO imstat:::: Statistics --- 2024-12-24 02:15:46 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:15:46 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:15:46 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:15:46 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:15:46 INFO imstat:::: -- Median of the pixel values [median]: -1.86679e-05 Jy/beam 2024-12-24 02:15:46 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73586e-05 Jy/beam 2024-12-24 02:15:46 INFO imstat:::: -- IQR [quartile]: 3.56112e-05 Jy/beam 2024-12-24 02:15:46 INFO imstat:::: -- First quartile [q1]: -3.45109e-05 Jy/beam 2024-12-24 02:15:46 INFO imstat:::: -- Third quartile [q3]: 1.10039e-06 Jy/beam 2024-12-24 02:15:46 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:15:46 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:15:46 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:15:46 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:15:46 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:15:46 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:15:46 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 2024-12-24 02:15:46 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:15:46.436780 End time: 2024-12-24 02:15:46.458108 2024-12-24 02:15:46 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:15:46 INFO imstat::::casa ########################################## 2024-12-24 02:15:46 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:46 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:15:46 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 5.201492224rad 02:39:52.3901' ) 2024-12-24 02:15:46 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:15:46 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:15:46 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:15:46 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:15:46 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:15:46 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:15:46 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:15:46 INFO MSTransformManager::open Select data 2024-12-24 02:15:46 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 ".". 2024-12-24 02:15:47 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 5.201492224rad 02:39:52.3901 successfully parsed 2024-12-24 02:15:47 INFO phaseshift::::casa Shift phase center 2024-12-24 02:15:47 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:15:46.471797 End time: 2024-12-24 02:15:46.975723 2024-12-24 02:15:47 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:15:47 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:47 INFO tclean::::casa ########################################## 2024-12-24 02:15:47 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:15:47 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 ) 2024-12-24 02:15:47 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:15:47 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:15:47 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:15:47 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:47 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:47 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:15:47 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:15:47 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:15:47 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:15:47 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:15:47 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:15:47 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:15:47 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:15:47 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.017996 2024-12-24 02:15:47 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:47 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:15:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:15:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:15:48 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:15:48 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:15:48 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:15:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:15:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:15:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:15:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:15:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:15:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:15:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:15:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:15:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:15:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:15:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:15:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:15:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:15:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:15:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:15:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-12-24 02:15:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:15:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:15:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:15:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:15:48 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:15:48 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:15:48 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:15:48 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:48 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:15:48 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:15:47.015881 End time: 2024-12-24 02:15:48.460658 2024-12-24 02:15:48 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:15:48 INFO tclean::::casa ########################################## 2024-12-24 02:15:48 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:15:48 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:48 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) 2024-12-24 02:15:48 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:15:48 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:15:48 2024****** 2024-12-24 02:15:48 INFO ImageFitter::fit+ 2024-12-24 02:15:48 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:15:48 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:15:48 INFO ImageFitter::fit+ --- region: 2024-12-24 02:15:48 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:15:48 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:15:48 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:15:48 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:15:48 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:15:48 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:15:48 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:48 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) 2024-12-24 02:15:48 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:15:48 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:15:48 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:15:48 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:15:48 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:15:48 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116885 Jy 2024-12-24 02:15:48 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:15:48 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126501 Jy 2024-12-24 02:15:48 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:48 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:15:48 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:15:48 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999999 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:15:48 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000034 +/- 0.000777 arcsec 2024-12-24 02:15:48 INFO ImageFitter::_fitLoop+ --- ra: 127.999990 +/- 0.000127 pixels 2024-12-24 02:15:48 INFO ImageFitter::_fitLoop+ --- dec: 127.999963 +/- 0.000097 pixels 2024-12-24 02:15:48 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:48 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:15:48 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:15:48 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:15:48 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:15:48 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:48 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:15:48 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:15:48 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:15:48 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:15:48 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:15:48 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-12-24 02:15:48 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:15:48 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:15:48 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:48 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:15:48 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:15:48 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:15:48 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:15:48 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:48 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:15:48 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:15:49 INFO imstat::::casa ########################################## 2024-12-24 02:15:49 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:15:49 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 ) 2024-12-24 02:15:49 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:15:49 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:15:49 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:15:49 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:15:49 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:49 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) 2024-12-24 02:15:49 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:15:49 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:15:49 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:15:49 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:15:49 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-12-24 02:15:49 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-12-24 02:15:49 INFO imstat:::: Values --- 2024-12-24 02:15:49 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:15:49 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:15:49 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:15:49 INFO imstat:::: -- minimum value [min]: -7.78268e-05 Jy/beam 2024-12-24 02:15:49 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:15:49 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:15:49 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:15:49 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-12-24 02:15:49 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:15:49 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:15:49 INFO imstat:::: Statistics --- 2024-12-24 02:15:49 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:15:49 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:15:49 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:15:49 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:15:49 INFO imstat:::: -- Median of the pixel values [median]: -1.8675e-05 Jy/beam 2024-12-24 02:15:49 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73782e-05 Jy/beam 2024-12-24 02:15:49 INFO imstat:::: -- IQR [quartile]: 3.56598e-05 Jy/beam 2024-12-24 02:15:49 INFO imstat:::: -- First quartile [q1]: -3.45364e-05 Jy/beam 2024-12-24 02:15:49 INFO imstat:::: -- Third quartile [q3]: 1.12335e-06 Jy/beam 2024-12-24 02:15:49 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:15:49 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:15:49 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:15:49 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:15:49 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:15:49 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:15:49 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 2024-12-24 02:15:49 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:15:48.503385 End time: 2024-12-24 02:15:48.524262 2024-12-24 02:15:49 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:15:49 INFO imstat::::casa ########################################## 2024-12-24 02:15:49 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:49 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:15:49 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 5.201492224rad 39.968292000deg' ) 2024-12-24 02:15:49 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:15:49 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:15:49 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:15:49 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:15:49 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:15:49 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:15:49 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:15:49 INFO MSTransformManager::open Select data 2024-12-24 02:15:49 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:15:49 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 5.201492224rad 39.968292000deg successfully parsed 2024-12-24 02:15:49 INFO phaseshift::::casa Shift phase center 2024-12-24 02:15:49 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:15:48.537372 End time: 2024-12-24 02:15:49.044193 2024-12-24 02:15:49 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:15:49 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:49 INFO tclean::::casa ########################################## 2024-12-24 02:15:49 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:15:49 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-12-24 02:15:49 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:15:49 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:15:49 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:15:49 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:49 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:49 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:15:49 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:15:49 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:15:49 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:15:49 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:15:49 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:15:49 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:15:49 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:15:49 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010229 2024-12-24 02:15:49 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:49 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:15:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:15:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:15:50 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:15:50 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:15:50 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:15:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:15:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:15:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:15:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:15:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:15:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:15:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:15:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:15:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:15:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:15:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:15:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:15:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:15:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:15:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:15:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-12-24 02:15:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:15:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:15:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:15:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:15:50 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:15:50 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:15:50 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:15:50 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:50 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:15:50 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:15:49.087330 End time: 2024-12-24 02:15:50.330278 2024-12-24 02:15:50 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:15:50 INFO tclean::::casa ########################################## 2024-12-24 02:15:50 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:15:50 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:50 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-12-24 02:15:50 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:15:50 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:15:50 2024****** 2024-12-24 02:15:50 INFO ImageFitter::fit+ 2024-12-24 02:15:50 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:15:50 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:15:50 INFO ImageFitter::fit+ --- region: 2024-12-24 02:15:50 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:15:50 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:15:50 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:15:50 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:15:50 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:15:50 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:15:50 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:50 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-12-24 02:15:50 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:15:50 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:15:50 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:15:50 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:15:50 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:15:50 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116879 Jy 2024-12-24 02:15:50 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:15:50 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126495 Jy 2024-12-24 02:15:50 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:50 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:15:50 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:15:50 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999999 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:15:50 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-12-24 02:15:50 INFO ImageFitter::_fitLoop+ --- ra: 127.999990 +/- 0.000127 pixels 2024-12-24 02:15:50 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-12-24 02:15:50 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:50 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:15:50 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:15:50 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:15:50 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:15:50 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:50 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:15:50 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:15:50 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:15:50 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:15:50 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:15:50 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:15:50 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:15:50 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:15:50 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:50 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:15:50 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:15:50 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:15:50 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:15:50 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:50 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:15:50 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:15:50 INFO imstat::::casa ########################################## 2024-12-24 02:15:50 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:15:50 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-12-24 02:15:50 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:15:50 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:15:50 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:15:50 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:15:50 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:50 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-12-24 02:15:50 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:15:50 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:15:50 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:15:50 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:15:50 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:15:50 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:15:50 INFO imstat:::: Values --- 2024-12-24 02:15:50 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:15:50 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:15:50 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:15:50 INFO imstat:::: -- minimum value [min]: -7.77853e-05 Jy/beam 2024-12-24 02:15:50 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:15:50 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:15:50 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:15:50 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-12-24 02:15:50 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:15:50 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:15:50 INFO imstat:::: Statistics --- 2024-12-24 02:15:50 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:15:50 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:15:50 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:15:50 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:15:50 INFO imstat:::: -- Median of the pixel values [median]: -1.86679e-05 Jy/beam 2024-12-24 02:15:50 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73586e-05 Jy/beam 2024-12-24 02:15:50 INFO imstat:::: -- IQR [quartile]: 3.56112e-05 Jy/beam 2024-12-24 02:15:50 INFO imstat:::: -- First quartile [q1]: -3.45109e-05 Jy/beam 2024-12-24 02:15:50 INFO imstat:::: -- Third quartile [q3]: 1.10039e-06 Jy/beam 2024-12-24 02:15:50 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:15:50 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:15:50 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:15:50 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:15:50 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:15:50 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:15:50 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 2024-12-24 02:15:50 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:15:50.372945 End time: 2024-12-24 02:15:50.394014 2024-12-24 02:15:50 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:15:50 INFO imstat::::casa ########################################## 2024-12-24 02:15:50 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:50 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-12-24 02:15:50 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 5.201492224rad 0.697578292rad' ) 2024-12-24 02:15:50 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-12-24 02:15:50 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-12-24 02:15:50 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-12-24 02:15:50 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-12-24 02:15:50 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-12-24 02:15:50 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-12-24 02:15:50 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-12-24 02:15:50 INFO MSTransformManager::open Select data 2024-12-24 02:15:50 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-12-24 02:15:51 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 5.201492224rad 0.697578292rad successfully parsed 2024-12-24 02:15:51 INFO phaseshift::::casa Shift phase center 2024-12-24 02:15:51 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-12-24 02:15:50.406834 End time: 2024-12-24 02:15:50.929979 2024-12-24 02:15:51 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-12-24 02:15:51 INFO phaseshift::::casa ########################################## 2024-12-24 02:15:51 INFO tclean::::casa ########################################## 2024-12-24 02:15:51 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-12-24 02:15:51 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-12-24 02:15:51 INFO tclean::::casa Verifying Input Parameters 2024-12-24 02:15:51 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-12-24 02:15:51 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-12-24 02:15:51 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:51 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-12-24 02:15:51 INFO SynthesisImagerVi2::defineImage Impars: start 2024-12-24 02:15:51 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-12-24 02:15:51 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-12-24 02:15:51 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.87 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-12-24 02:15:51 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-12-24 02:15:51 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-12-24 02:15:51 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-12-24 02:15:51 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-12-24 02:15:51 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010089 2024-12-24 02:15:51 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:51 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-12-24 02:15:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-12-24 02:15:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 5 2024-12-24 02:15:52 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-12-24 02:15:52 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-12-24 02:15:52 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-12-24 02:15:52 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-12-24 02:15:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-12-24 02:15:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-12-24 02:15:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-12-24 02:15:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-12-24 02:15:52 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-12-24 02:15:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-12-24 02:15:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-12-24 02:15:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-12-24 02:15:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-12-24 02:15:52 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-12-24 02:15:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-12-24 02:15:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-12-24 02:15:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-12-24 02:15:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-12-24 02:15:52 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-12-24 02:15:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-12-24 02:15:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-12-24 02:15:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-12-24 02:15:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-12-24 02:15:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-12-24 02:15:52 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-12-24 02:15:52 INFO tclean::::casa getSummary call: fullsummary=False 2024-12-24 02:15:52 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-12-24 02:15:52 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-12-24 02:15:52 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.pb', 'im_post_phaseshift.image', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt'] 2024-12-24 02:15:53 INFO tclean::::casa Task tclean complete. Start time: 2024-12-24 02:15:50.985044 End time: 2024-12-24 02:15:52.533488 2024-12-24 02:15:53 INFO tclean::::casa ##### End Task: tclean ##### 2024-12-24 02:15:53 INFO tclean::::casa ########################################## 2024-12-24 02:15:53 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-12-24 02:15:53 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:53 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-12-24 02:15:53 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-12-24 02:15:53 INFO ImageFitter::fit ****** Fit performed at Tue Dec 24 02:15:53 2024****** 2024-12-24 02:15:53 INFO ImageFitter::fit+ 2024-12-24 02:15:53 INFO ImageFitter::fit+ Input parameters --- 2024-12-24 02:15:53 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-12-24 02:15:53 INFO ImageFitter::fit+ --- region: 2024-12-24 02:15:53 INFO ImageFitter::fit+ --- channel: 0 2024-12-24 02:15:53 INFO ImageFitter::fit+ --- stokes: I 2024-12-24 02:15:53 INFO ImageFitter::fit+ --- mask: 2024-12-24 02:15:53 INFO ImageFitter::fit+ --- include pixel range: [] 2024-12-24 02:15:53 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-12-24 02:15:53 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-12-24 02:15:53 INFO ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:53 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-12-24 02:15:53 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-12-24 02:15:53 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-12-24 02:15:53 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-12-24 02:15:53 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-12-24 02:15:53 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-12-24 02:15:53 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-12-24 02:15:53 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-12-24 02:15:53 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy 2024-12-24 02:15:53 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:53 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-12-24 02:15:53 INFO ImageFitter::_fitLoop+ Position --- 2024-12-24 02:15:53 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999999 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-12-24 02:15:53 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000008 +/- 0.000777 arcsec 2024-12-24 02:15:53 INFO ImageFitter::_fitLoop+ --- ra: 127.999990 +/- 0.000127 pixels 2024-12-24 02:15:53 INFO ImageFitter::_fitLoop+ --- dec: 127.999992 +/- 0.000097 pixels 2024-12-24 02:15:53 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:53 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-12-24 02:15:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-12-24 02:15:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-12-24 02:15:53 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-12-24 02:15:53 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:53 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-12-24 02:15:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-12-24 02:15:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-12-24 02:15:53 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-12-24 02:15:53 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-12-24 02:15:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-12-24 02:15:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-12-24 02:15:53 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-12-24 02:15:53 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:53 INFO ImageFitter::_fitLoop+ Flux --- 2024-12-24 02:15:53 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-12-24 02:15:53 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-12-24 02:15:53 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-12-24 02:15:53 INFO ImageFitter::_fitLoop+ 2024-12-24 02:15:53 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-12-24 02:15:53 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-12-24 02:15:53 INFO imstat::::casa ########################################## 2024-12-24 02:15:53 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-12-24 02:15:53 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-12-24 02:15:53 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-12-24 02:15:53 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-12-24 02:15:53 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-12-24 02:15:53 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-12-24 02:15:53 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-12-24 02:15:53 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-12-24 02:15:53 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-12-24 02:15:53 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-12-24 02:15:53 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-12-24 02:15:53 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-12-24 02:15:53 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-12-24 02:15:53 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-12-24 02:15:53 INFO imstat:::: Values --- 2024-12-24 02:15:53 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-12-24 02:15:53 INFO imstat:::: -- number of points [npts]: 65536 2024-12-24 02:15:53 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-12-24 02:15:53 INFO imstat:::: -- minimum value [min]: -7.77956e-05 Jy/beam 2024-12-24 02:15:53 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-12-24 02:15:53 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-12-24 02:15:53 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-12-24 02:15:53 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-12-24 02:15:53 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-12-24 02:15:53 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-12-24 02:15:53 INFO imstat:::: Statistics --- 2024-12-24 02:15:53 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-12-24 02:15:53 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-12-24 02:15:53 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-12-24 02:15:53 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-12-24 02:15:53 INFO imstat:::: -- Median of the pixel values [median]: -1.86648e-05 Jy/beam 2024-12-24 02:15:53 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73536e-05 Jy/beam 2024-12-24 02:15:53 INFO imstat:::: -- IQR [quartile]: 3.5639e-05 Jy/beam 2024-12-24 02:15:53 INFO imstat:::: -- First quartile [q1]: -3.45152e-05 Jy/beam 2024-12-24 02:15:53 INFO imstat:::: -- Third quartile [q3]: 1.12373e-06 Jy/beam 2024-12-24 02:15:53 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-12-24 02:15:53 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-12-24 02:15:53 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-12-24 02:15:53 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-12-24 02:15:53 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-12-24 02:15:53 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-12-24 02:15:53 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.779562e-05 4.999996e+00 2024-12-24 02:15:53 INFO imstat::::casa Task imstat complete. Start time: 2024-12-24 02:15:52.613609 End time: 2024-12-24 02:15:52.644432 2024-12-24 02:15:53 INFO imstat::::casa ##### End Task: imstat ##### 2024-12-24 02:15:53 INFO imstat::::casa ########################################## Using user configuration file /home/casatest/.casa/config.py Using matplotlib backend: agg CASA 6.7.0.14a13324.dev16 -- Common Astronomy Software Applications [6.7.0.14a13324.dev16] 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... ---------------------------------------------------------------------- ............. ---------------------------------------------------------------------- Ran 13 tests in 364.404s OK Generating XML reports...