2026-10-08 04:42:35 INFO ::casa Using user configuration file /home/casatest/.casa/config.py 2026-10-08 04:42:35 INFO ::casa loaded config file : /wheeldirectory/casa-6.7.7-13-py3.12.el8/lib/py/lib/python3.12/site-packages/casaconfig/config.py 2026-10-08 04:42:35 INFO ::casa loaded config file : /home/casatest/.casa/config.py 2026-10-08 04:42:35 INFO ::casa 2026-10-08 04:42:35 INFO ::casa config values 2026-10-08 04:42:35 INFO ::casa agg = False 2026-10-08 04:42:35 INFO ::casa cachedir = '/home/casatest/.casa' 2026-10-08 04:42:35 INFO ::casa casaconfig_verbose = 1 2026-10-08 04:42:35 INFO ::casa colors = 'Neutral' 2026-10-08 04:42:35 INFO ::casa data_auto_update = False 2026-10-08 04:42:35 INFO ::casa data_update_interval = 1 2026-10-08 04:42:35 INFO ::casa datapath = ['/opt/casa/data/master', '/opt/casa/data/casatestdata'] 2026-10-08 04:42:35 INFO ::casa iplog = False 2026-10-08 04:42:35 INFO ::casa iplogfile = '/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_statwt_casashell/ipython-20261008-044230.log' 2026-10-08 04:42:35 INFO ::casa log2term = True 2026-10-08 04:42:35 INFO ::casa logfile = '/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_statwt_casashell/casa-20261008-044230.log' 2026-10-08 04:42:35 INFO ::casa measures_auto_update = False 2026-10-08 04:42:35 INFO ::casa measures_site = ['https://iers.astron.nl/', 'https://go.nrao.edu/iers/'] 2026-10-08 04:42:35 INFO ::casa measures_site_interval = 2 2026-10-08 04:42:35 INFO ::casa measures_update_interval = 1 2026-10-08 04:42:35 INFO ::casa measurespath = '/opt/casa/data/master' 2026-10-08 04:42:35 INFO ::casa nogui = False 2026-10-08 04:42:35 INFO ::casa nologfile = False 2026-10-08 04:42:35 INFO ::casa nologger = True 2026-10-08 04:42:35 INFO ::casa pipeline = False 2026-10-08 04:42:35 INFO ::casa skipnetworkcheck = False 2026-10-08 04:42:35 INFO ::casa startupfile = '/home/casatest/.casa/startup.py' 2026-10-08 04:42:35 INFO ::casa user_site = False 2026-10-08 04:42:35 INFO ::casa 2026-10-08 04:42:35 INFO ::casa casarundata version is unknown, this is probably a legacy version not installed by casaconfig 2026-10-08 04:42:35 INFO ::casa measures version : WSRT_Measures_20211102-160001.ztar 2026-10-08 04:42:35 INFO ::casa 2026-10-08 04:42:35 INFO ::casa Checking Measures tables in data repository sub-directory /opt/casa/data/master/geodetic 2026-10-08 04:42:35 INFO ::casa IERSeop2000 (version date, last date in table (UTC)): 2026/09/10/15:15, 2026/08/11/00:00:00 2026-10-08 04:42:35 INFO ::casa IERSeop97 (version date, last date in table (UTC)): 2026/09/10/15:15, 2026/08/11/00:00:00 2026-10-08 04:42:35 INFO ::casa IERSpredict (version date, last date in table (UTC)): 2026/10/07/15:15, 2027/01/05/00:00:00 2026-10-08 04:42:35 INFO ::casa TAI_UTC (version date, last date in table (UTC)): 2026/10/05/15:15, 2017/01/01/00:00:00 Running tests... ---------------------------------------------------------------------- Using user configuration file /home/casatest/.casa/config.py No event loop hook running. Using matplotlib backend: agg CASA 6.7.7.13 -- Common Astronomy Software Applications [6.7.7.13] 2026-10-08 04:42:36 INFO statwt::::casa ########################################## 2026-10-08 04:42:36 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:42:36 INFO statwt::::casa statwt( vis='ngc5921.split.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='', timebin=1, slidetimebin=False, chanbin='spw', minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='0:0~9;21~62', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:42:36 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:42:36 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:42:36 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2026-10-08 04:42:36 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:42:36 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:42:36 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:42:36 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2026-10-08 04:42:36 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:42:36 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:42:36 INFO StatWtTVI::summarizeFlagging 0 5399 3913 2026-10-08 04:42:36 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~9, 21~62 2026-10-08 04:42:36 INFO StatWtTVI::summarizeStats The mean of the computed weights is 3.25577 2026-10-08 04:42:36 INFO StatWtTVI::summarizeStats The variance of the computed weights is 5.88042 2026-10-08 04:42:36 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:42:36 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:42:35.675628 End time: 2026-10-08 04:42:36.088017 2026-10-08 04:42:36 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:42:36 INFO statwt::::casa ########################################## 2026-10-08 04:42:37 INFO statwt::::casa ########################################## 2026-10-08 04:42:37 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:42:37 INFO statwt::::casa statwt( vis='ngc5921.split.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='', timebin=1, slidetimebin=False, chanbin='spw', minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:42:37 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:42:37 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:42:37 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_2 2026-10-08 04:42:37 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:42:37 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:42:37 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:42:37 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2026-10-08 04:42:37 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:42:37 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:42:37 INFO StatWtTVI::summarizeFlagging 0 5399 3837 2026-10-08 04:42:37 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:42:37 INFO StatWtTVI::summarizeStats The mean of the computed weights is 3.69122 2026-10-08 04:42:37 INFO StatWtTVI::summarizeStats The variance of the computed weights is 6.86097 2026-10-08 04:42:37 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:42:37 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:42:36.540209 End time: 2026-10-08 04:42:36.890296 2026-10-08 04:42:37 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:42:37 INFO statwt::::casa ########################################## 2026-10-08 04:42:37 INFO statwt::::casa ########################################## 2026-10-08 04:42:37 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:42:37 INFO statwt::::casa statwt( vis='ngc5921.split.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='', timebin=1, slidetimebin=False, chanbin='spw', minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='0:10~20', excludechans=True, wtrange=[], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:42:37 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:42:37 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:42:37 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_3 2026-10-08 04:42:37 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:42:37 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:42:38 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:42:38 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2026-10-08 04:42:38 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:42:38 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:42:38 INFO StatWtTVI::summarizeFlagging 0 5399 3913 2026-10-08 04:42:38 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~9, 21~62 2026-10-08 04:42:38 INFO StatWtTVI::summarizeStats The mean of the computed weights is 3.25577 2026-10-08 04:42:38 INFO StatWtTVI::summarizeStats The variance of the computed weights is 5.88042 2026-10-08 04:42:38 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:42:38 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:42:37.248812 End time: 2026-10-08 04:42:37.597206 2026-10-08 04:42:38 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:42:38 INFO statwt::::casa ########################################## 2026-10-08 04:42:38 INFO statwt::::casa ########################################## 2026-10-08 04:42:38 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:42:38 INFO statwt::::casa statwt( vis='ngc5921.split.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='corr', timebin=1, slidetimebin=False, chanbin='spw', minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='0:0~9;21~62', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:42:38 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:42:38 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:42:38 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_4 2026-10-08 04:42:38 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:42:38 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:42:38 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:42:38 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2026-10-08 04:42:38 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:42:38 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:42:38 INFO StatWtTVI::summarizeFlagging 0 2700 1831 2026-10-08 04:42:38 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~9, 21~62 2026-10-08 04:42:38 INFO StatWtTVI::summarizeStats The mean of the computed weights is 2.60577 2026-10-08 04:42:38 INFO StatWtTVI::summarizeStats The variance of the computed weights is 2.70016 2026-10-08 04:42:38 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:42:38 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:42:37.697103 End time: 2026-10-08 04:42:37.947757 2026-10-08 04:42:38 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:42:38 INFO statwt::::casa ########################################## 2026-10-08 04:42:38 INFO statwt::::casa ########################################## 2026-10-08 04:42:38 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:42:38 INFO statwt::::casa statwt( vis='ngc5921.split.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='corr', timebin=1, slidetimebin=False, chanbin='spw', minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:42:38 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:42:38 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:42:38 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_5 2026-10-08 04:42:38 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:42:38 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:42:39 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:42:39 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2026-10-08 04:42:39 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:42:39 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:42:39 INFO StatWtTVI::summarizeFlagging 0 2700 1793 2026-10-08 04:42:39 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:42:39 INFO StatWtTVI::summarizeStats The mean of the computed weights is 3.00744 2026-10-08 04:42:39 INFO StatWtTVI::summarizeStats The variance of the computed weights is 3.3415 2026-10-08 04:42:39 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:42:39 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:42:38.308254 End time: 2026-10-08 04:42:38.575137 2026-10-08 04:42:39 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:42:39 INFO statwt::::casa ########################################## 2026-10-08 04:42:39 INFO statwt::::casa ########################################## 2026-10-08 04:42:39 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:42:39 INFO statwt::::casa statwt( vis='ngc5921.split.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='corr', timebin=1, slidetimebin=False, chanbin='spw', minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='0:10~20', excludechans=True, wtrange=[], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:42:39 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:42:39 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:42:39 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_6 2026-10-08 04:42:39 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:42:39 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:42:39 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:42:39 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2026-10-08 04:42:39 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:42:39 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:42:39 INFO StatWtTVI::summarizeFlagging 0 2700 1831 2026-10-08 04:42:39 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~9, 21~62 2026-10-08 04:42:39 INFO StatWtTVI::summarizeStats The mean of the computed weights is 2.60577 2026-10-08 04:42:39 INFO StatWtTVI::summarizeStats The variance of the computed weights is 2.70016 2026-10-08 04:42:39 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:42:39 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:42:38.786731 End time: 2026-10-08 04:42:39.056535 2026-10-08 04:42:39 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:42:39 INFO statwt::::casa ########################################## 2026-10-08 04:42:39 INFO name:: No table opened. 2026-10-08 04:42:39 INFO name:: No table opened. .2026-10-08 04:42:39 INFO statwt::::casa ########################################## 2026-10-08 04:42:39 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:42:39 INFO statwt::::casa statwt( vis='ngc5921.split.chanbin_0.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='', timebin=1, slidetimebin=False, chanbin='195.312kHz', minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:42:39 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:42:39 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:42:39 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2026-10-08 04:42:39 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:42:39 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:42:40 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:42:40 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2026-10-08 04:42:40 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:42:40 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:42:40 INFO StatWtTVI::summarizeFlagging 0 43192 28331 2026-10-08 04:42:40 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:42:40 INFO StatWtTVI::summarizeStats The mean of the computed weights is 16.7062 2026-10-08 04:42:40 INFO StatWtTVI::summarizeStats The variance of the computed weights is 170.875 2026-10-08 04:42:40 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:42:40 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:42:39.163344 End time: 2026-10-08 04:42:40.341243 2026-10-08 04:42:40 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:42:40 INFO statwt::::casa ########################################## 2026-10-08 04:42:40 INFO statwt::::casa ########################################## 2026-10-08 04:42:40 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:42:40 INFO statwt::::casa statwt( vis='ngc5921.split.chanbin_0.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='', timebin=1, slidetimebin=False, chanbin=8, minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:42:40 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:42:40 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:42:40 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_2 2026-10-08 04:42:40 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:42:40 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:42:41 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:42:41 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2026-10-08 04:42:41 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:42:41 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:42:41 INFO StatWtTVI::summarizeFlagging 0 43192 28331 2026-10-08 04:42:41 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:42:41 INFO StatWtTVI::summarizeStats The mean of the computed weights is 16.7062 2026-10-08 04:42:41 INFO StatWtTVI::summarizeStats The variance of the computed weights is 170.875 2026-10-08 04:42:41 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:42:41 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:42:40.382775 End time: 2026-10-08 04:42:41.495372 2026-10-08 04:42:41 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:42:41 INFO statwt::::casa ########################################## 2026-10-08 04:42:42 INFO statwt::::casa ########################################## 2026-10-08 04:42:42 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:42:42 INFO statwt::::casa statwt( vis='ngc5921.split.chanbin_0.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='', timebin=1, slidetimebin=False, chanbin='195.312kHz', minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:42:42 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:42:42 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:42:42 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_3 2026-10-08 04:42:42 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:42:42 INFO StatWtColConfig::_initSpecColsIfNecessary Fully initializing WEIGHT_SPECTRUM column 2026-10-08 04:42:42 INFO StatWtColConfig::_initSpecColsIfNecessary Fully initializing SIGMA_SPECTRUM column 2026-10-08 04:42:42 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:42:43 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:42:43 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2026-10-08 04:42:43 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:42:43 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:42:43 INFO StatWtTVI::summarizeFlagging 0 43192 28331 2026-10-08 04:42:43 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:42:43 INFO StatWtTVI::summarizeStats The mean of the computed weights is 16.7062 2026-10-08 04:42:43 INFO StatWtTVI::summarizeStats The variance of the computed weights is 170.875 2026-10-08 04:42:43 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:42:43 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:42:41.537622 End time: 2026-10-08 04:42:42.736377 2026-10-08 04:42:43 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:42:43 INFO statwt::::casa ########################################## 2026-10-08 04:42:43 INFO statwt::::casa ########################################## 2026-10-08 04:42:43 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:42:43 INFO statwt::::casa statwt( vis='ngc5921.split.chanbin_0.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='', timebin=1, slidetimebin=False, chanbin=8, minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:42:43 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:42:43 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:42:43 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_4 2026-10-08 04:42:43 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:42:43 INFO StatWtColConfig::_initSpecColsIfNecessary Fully initializing WEIGHT_SPECTRUM column 2026-10-08 04:42:43 INFO StatWtColConfig::_initSpecColsIfNecessary Fully initializing SIGMA_SPECTRUM column 2026-10-08 04:42:43 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:42:44 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:42:44 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2026-10-08 04:42:44 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:42:44 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:42:44 INFO StatWtTVI::summarizeFlagging 0 43192 28331 2026-10-08 04:42:44 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:42:44 INFO StatWtTVI::summarizeStats The mean of the computed weights is 16.7062 2026-10-08 04:42:44 INFO StatWtTVI::summarizeStats The variance of the computed weights is 170.875 2026-10-08 04:42:44 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:42:44 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:42:42.808804 End time: 2026-10-08 04:42:44.013114 2026-10-08 04:42:44 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:42:44 INFO statwt::::casa ########################################## 2026-10-08 04:42:44 INFO statwt::::casa ########################################## 2026-10-08 04:42:44 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:42:44 INFO statwt::::casa statwt( vis='ngc5921.split.chanbin_0.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='corr', timebin=1, slidetimebin=False, chanbin='195.312kHz', minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:42:44 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:42:44 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:42:44 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_5 2026-10-08 04:42:44 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:42:44 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:42:45 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:42:45 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2026-10-08 04:42:45 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:42:45 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:42:45 INFO StatWtTVI::summarizeFlagging 0 21600 11131 2026-10-08 04:42:45 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:42:45 INFO StatWtTVI::summarizeStats The mean of the computed weights is 14.0517 2026-10-08 04:42:45 INFO StatWtTVI::summarizeStats The variance of the computed weights is 92.3814 2026-10-08 04:42:45 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:42:45 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:42:44.049258 End time: 2026-10-08 04:42:44.765787 2026-10-08 04:42:45 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:42:45 INFO statwt::::casa ########################################## 2026-10-08 04:42:45 INFO statwt::::casa ########################################## 2026-10-08 04:42:45 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:42:45 INFO statwt::::casa statwt( vis='ngc5921.split.chanbin_0.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='corr', timebin=1, slidetimebin=False, chanbin=8, minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:42:45 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:42:45 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:42:45 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_6 2026-10-08 04:42:45 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:42:45 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:42:45 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:42:45 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2026-10-08 04:42:45 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:42:45 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:42:45 INFO StatWtTVI::summarizeFlagging 0 21600 11131 2026-10-08 04:42:45 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:42:45 INFO StatWtTVI::summarizeStats The mean of the computed weights is 14.0517 2026-10-08 04:42:45 INFO StatWtTVI::summarizeStats The variance of the computed weights is 92.3814 2026-10-08 04:42:45 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:42:45 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:42:44.816920 End time: 2026-10-08 04:42:45.457598 2026-10-08 04:42:45 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:42:45 INFO statwt::::casa ########################################## 2026-10-08 04:42:46 INFO statwt::::casa ########################################## 2026-10-08 04:42:46 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:42:46 INFO statwt::::casa statwt( vis='ngc5921.split.chanbin_0.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='corr', timebin=1, slidetimebin=False, chanbin=8, minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:42:46 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:42:46 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:42:46 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_7 2026-10-08 04:42:46 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:42:46 INFO StatWtColConfig::_initSpecColsIfNecessary Fully initializing WEIGHT_SPECTRUM column 2026-10-08 04:42:46 INFO StatWtColConfig::_initSpecColsIfNecessary Fully initializing SIGMA_SPECTRUM column 2026-10-08 04:42:46 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:42:46 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:42:46 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2026-10-08 04:42:46 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:42:46 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:42:46 INFO StatWtTVI::summarizeFlagging 0 21600 11131 2026-10-08 04:42:46 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:42:46 INFO StatWtTVI::summarizeStats The mean of the computed weights is 14.0517 2026-10-08 04:42:46 INFO StatWtTVI::summarizeStats The variance of the computed weights is 92.3814 2026-10-08 04:42:46 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:42:46 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:42:45.500832 End time: 2026-10-08 04:42:46.247941 2026-10-08 04:42:46 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:42:46 INFO statwt::::casa ########################################## 2026-10-08 04:42:46 INFO name:: No table opened. 2026-10-08 04:42:46 INFO name:: No table opened. .2026-10-08 04:42:48 INFO statwt::::casa ########################################## 2026-10-08 04:42:48 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:42:48 INFO statwt::::casa statwt( vis='statwt_test_vlass_spw_select_.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='scan,field,state', timebin='1yr', slidetimebin=False, chanbin=1, minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='residual_data' ) 2026-10-08 04:42:48 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:42:48 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:42:48 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2026-10-08 04:42:48 INFO StatWtColConfig::_determineFlags CORRECTED_DATA is not present. Updating the SIGMA/SIGMA_SPECTRUM and WEIGHT/WEIGHT_SPECTRUM values based on calculations using the DATA column. 2026-10-08 04:42:48 INFO StatWtColConfig::_initSpecColsIfNecessary Fully initializing WEIGHT_SPECTRUM column 2026-10-08 04:42:48 INFO StatWtColConfig::_initSpecColsIfNecessary Fully initializing SIGMA_SPECTRUM column 2026-10-08 04:42:49 INFO StatWtTVI::StatWtTVI Using DATA - MODEL_DATA to compute weights 2026-10-08 04:42:50 INFO StatWtTVI::summarizeFlagging Originally, 28.7129% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:42:50 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 28.7129% 2026-10-08 04:42:50 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:42:50 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:42:50 INFO StatWtTVI::summarizeFlagging 0 356 4 2026-10-08 04:42:50 INFO StatWtTVI::summarizeFlagging 1 288 18 2026-10-08 04:42:50 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~15;SPW 1, channels 0~15 2026-10-08 04:42:50 INFO StatWtTVI::summarizeStats The mean of the computed weights is 34.8553 2026-10-08 04:42:50 INFO StatWtTVI::summarizeStats The variance of the computed weights is 104.361 2026-10-08 04:42:50 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:42:50 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:42:47.808584 End time: 2026-10-08 04:42:49.851826 2026-10-08 04:42:50 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:42:50 INFO statwt::::casa ########################################## 2026-10-08 04:42:50 INFO statwt::::casa ########################################## 2026-10-08 04:42:50 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:42:50 INFO statwt::::casa statwt( vis='statwt_test_vlass_spw_select_0.ms', selectdata=True, field='', spw='0', intent='', array='', observation='', scan='', combine='scan,field,state', timebin='1yr', slidetimebin=False, chanbin=1, minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='residual_data' ) 2026-10-08 04:42:50 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:42:50 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:42:50 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2026-10-08 04:42:50 INFO StatWtColConfig::_determineFlags CORRECTED_DATA is not present. Updating the SIGMA/SIGMA_SPECTRUM and WEIGHT/WEIGHT_SPECTRUM values based on calculations using the DATA column. 2026-10-08 04:42:50 INFO StatWtColConfig::_initSpecColsIfNecessary Fully initializing WEIGHT_SPECTRUM column 2026-10-08 04:42:50 INFO StatWtColConfig::_initSpecColsIfNecessary Fully initializing SIGMA_SPECTRUM column 2026-10-08 04:42:51 SEVERE ms::statwt Exception Reported: Exception: The WEIGHT_SPECTRUM and/or SIGMA_SPECTRUM columnS did not exist in this MS but it/they has now been created and initialized. However, due to a known issue in the code, statwt cannot correctly construct and write back these columns for the subset of the MS specified by data selection. A work-around is to simply re-run statwt again (on the MS that now contains a properly initialized columns), specifying the same selection criteria. If you are using the tool method, first close the ms tool, then reopen it using the same data set, apply the same selection, and then run ms.statwt(). If you are using the task, simply rerunning it with the same inputs should be sufficient. 2026-10-08 04:42:51 SEVERE ms::statwt+ ... thrown by casac::record* casac::ms::statwt(const string&, const casac::variant&, bool, const casac::variant&, long int, const string&, double, const string&, bool, double, long int, const string&, bool, const std::vector >&, bool, const string&) at File: src/tools/ms/ms_cmpt.cc, line: 7328 2026-10-08 04:42:51 SEVERE statwt::::casa Exception Reported: Error in statwt: Exception: The WEIGHT_SPECTRUM and/or SIGMA_SPECTRUM columnS did not exist in this MS but it/they has now been created and initialized. However, due to a known issue in the code, statwt cannot correctly construct and write back these columns for the subset of the MS specified by data selection. A work-around is to simply re-run statwt again (on the MS that now contains a properly initialized columns), specifying the same selection criteria. If you are using the tool method, first close the ms tool, then reopen it using the same data set, apply the same selection, and then run ms.statwt(). If you are using the task, simply rerunning it with the same inputs should be sufficient. 2026-10-08 04:42:51 SEVERE statwt::::casa+ ... thrown by casac::record* casac::ms::statwt(const string&, const casac::variant&, bool, const casac::variant&, long int, const string&, double, const string&, bool, double, long int, const string&, bool, const std::vector >&, bool, const string&) at File: src/tools/ms/ms_cmpt.cc, line: 7328 2026-10-08 04:42:51 INFO statwt::::casa Traceback (most recent call last): 2026-10-08 04:42:51 INFO statwt::::casa+ File "/wheeldirectory/casa-6.7.7-13-py3.12.el8/lib/py/lib/python3.12/site-packages/casashell/private/statwt.py", line 993, in __call__ 2026-10-08 04:42:51 INFO statwt::::casa+ task_result = _statwt_t( _pc.document['vis'],_pc.document['selectdata'],_pc.document['field'],_pc.document['spw'],_pc.document['intent'],_pc.document['array'],_pc.document['observation'],_pc.document['scan'],_pc.document['combine'],_pc.document['timebin'],_pc.document['slidetimebin'],_pc.document['chanbin'],_pc.document['minsamp'],_pc.document['statalg'],_pc.document['fence'],_pc.document['center'],_pc.document['lside'],_pc.document['zscore'],_pc.document['maxiter'],_pc.document['fitspw'],_pc.document['excludechans'],_pc.document['wtrange'],_pc.document['flagbackup'],_pc.document['preview'],_pc.document['datacolumn'] ) 2026-10-08 04:42:51 INFO statwt::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-10-08 04:42:51 INFO statwt::::casa+ File "/wheeldirectory/casa-6.7.7-13-py3.12.el8/lib/py/lib/python3.12/site-packages/casatasks/private/task_statwt.py", line 56, in statwt 2026-10-08 04:42:51 INFO statwt::::casa+ rval = myms.statwt( 2026-10-08 04:42:51 INFO statwt::::casa+ ^^^^^^^^^^^^ 2026-10-08 04:42:51 INFO statwt::::casa+ File "/wheeldirectory/casa-6.7.7-13-py3.12.el8/lib/py/lib/python3.12/site-packages/casatools/ms.py", line 1235, in statwt 2026-10-08 04:42:51 INFO statwt::::casa+ return self._swigobj.statwt(combine, timebin, slidetimebin, chanbin, minsamp, statalg, fence, center, lside, zscore, maxiter, fitspw, excludechans, wtrange, preview, datacolumn) 2026-10-08 04:42:51 INFO statwt::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-10-08 04:42:51 INFO statwt::::casa+ File "/wheeldirectory/casa-6.7.7-13-py3.12.el8/lib/py/lib/python3.12/site-packages/casatools/__casac__/ms.py", line 2775, in statwt 2026-10-08 04:42:51 INFO statwt::::casa+ return _ms.ms_statwt(self, *args, **kwargs) 2026-10-08 04:42:51 INFO statwt::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-10-08 04:42:51 INFO statwt::::casa+ RuntimeError: Exception: The WEIGHT_SPECTRUM and/or SIGMA_SPECTRUM columnS did not exist in this MS but it/they has now been created and initialized. However, due to a known issue in the code, statwt cannot correctly construct and write back these columns for the subset of the MS specified by data selection. A work-around is to simply re-run statwt again (on the MS that now contains a properly initialized columns), specifying the same selection criteria. If you are using the tool method, first close the ms tool, then reopen it using the same data set, apply the same selection, and then run ms.statwt(). If you are using the task, simply rerunning it with the same inputs should be sufficient. 2026-10-08 04:42:51 INFO statwt::::casa+ ... thrown by casac::record* casac::ms::statwt(const string&, const casac::variant&, bool, const casac::variant&, long int, const string&, double, const string&, bool, double, long int, const string&, bool, const std::vector >&, bool, const string&) at File: src/tools/ms/ms_cmpt.cc, line: 7328 2026-10-08 04:42:51 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:42:50.390143 End time: 2026-10-08 04:42:51.014401 2026-10-08 04:42:51 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:42:51 INFO statwt::::casa ########################################## 2026-10-08 04:42:51 INFO statwt::::casa ########################################## 2026-10-08 04:42:51 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:42:51 INFO statwt::::casa statwt( vis='statwt_test_vlass_spw_select_0.ms', selectdata=True, field='', spw='0', intent='', array='', observation='', scan='', combine='scan,field,state', timebin='1yr', slidetimebin=False, chanbin=1, minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='residual_data' ) 2026-10-08 04:42:51 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:42:51 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:42:51 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_2 2026-10-08 04:42:51 INFO StatWtColConfig::_determineFlags CORRECTED_DATA is not present. Updating the SIGMA/SIGMA_SPECTRUM and WEIGHT/WEIGHT_SPECTRUM values based on calculations using the DATA column. 2026-10-08 04:42:51 INFO StatWtTVI::StatWtTVI Using DATA - MODEL_DATA to compute weights 2026-10-08 04:42:52 INFO StatWtTVI::summarizeFlagging Originally, 15.3455% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:42:52 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 15.3455% 2026-10-08 04:42:52 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:42:52 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:42:52 INFO StatWtTVI::summarizeFlagging 0 356 4 2026-10-08 04:42:52 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~15 2026-10-08 04:42:52 INFO StatWtTVI::summarizeStats The mean of the computed weights is 38.2032 2026-10-08 04:42:52 INFO StatWtTVI::summarizeStats The variance of the computed weights is 83.0845 2026-10-08 04:42:52 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:42:52 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:42:51.018864 End time: 2026-10-08 04:42:51.832388 2026-10-08 04:42:52 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:42:52 INFO statwt::::casa ########################################## 2026-10-08 04:42:52 INFO name:: No table opened. 2026-10-08 04:42:52 INFO name:: No table opened. .2026-10-08 04:42:52 INFO statwt::::casa ########################################## 2026-10-08 04:42:52 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:42:52 INFO statwt::::casa statwt( vis='ngc5921.split.data.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='corr', timebin=1, slidetimebin=False, chanbin='spw', minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='data' ) 2026-10-08 04:42:52 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:42:52 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:42:52 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2026-10-08 04:42:52 INFO StatWtColConfig::_determineFlags CORRECTED_DATA is not present. Updating the SIGMA/SIGMA_SPECTRUM and WEIGHT/WEIGHT_SPECTRUM values based on calculations using the DATA column. 2026-10-08 04:42:52 INFO StatWtTVI::StatWtTVI Using DATA to compute weights 2026-10-08 04:42:52 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:42:52 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2026-10-08 04:42:52 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:42:52 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:42:52 INFO StatWtTVI::summarizeFlagging 0 2700 1793 2026-10-08 04:42:52 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:42:52 INFO StatWtTVI::summarizeStats The mean of the computed weights is 3.00744 2026-10-08 04:42:52 INFO StatWtTVI::summarizeStats The variance of the computed weights is 3.3415 2026-10-08 04:42:52 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:42:52 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:42:51.922771 End time: 2026-10-08 04:42:52.193213 2026-10-08 04:42:52 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:42:52 INFO statwt::::casa ########################################## 2026-10-08 04:42:53 INFO name:: No table opened. 2026-10-08 04:42:53 INFO name:: No table opened. .2026-10-08 04:42:53 INFO statwt::::casa ########################################## 2026-10-08 04:42:53 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:42:53 INFO statwt::::casa statwt( vis='ngc5921.split.normalbounds.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='corr', timebin='6000s', slidetimebin=False, chanbin='spw', minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:42:53 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:42:53 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:42:53 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2026-10-08 04:42:53 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:42:53 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:42:53 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:42:53 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2026-10-08 04:42:53 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:42:53 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:42:53 INFO StatWtTVI::summarizeFlagging 0 315 124 2026-10-08 04:42:53 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:42:53 INFO StatWtTVI::summarizeStats The mean of the computed weights is 2.46865 2026-10-08 04:42:53 INFO StatWtTVI::summarizeStats The variance of the computed weights is 0.933388 2026-10-08 04:42:53 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:42:53 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:42:52.701430 End time: 2026-10-08 04:42:52.941960 2026-10-08 04:42:53 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:42:53 INFO statwt::::casa ########################################## 2026-10-08 04:42:53 INFO statwt::::casa ########################################## 2026-10-08 04:42:53 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:42:53 INFO statwt::::casa statwt( vis='ngc5921.split.normalbounds.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='corr,field', timebin='6000s', slidetimebin=False, chanbin='spw', minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:42:53 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:42:53 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:42:53 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_2 2026-10-08 04:42:53 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:42:53 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:42:54 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:42:54 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2026-10-08 04:42:54 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:42:54 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:42:54 INFO StatWtTVI::summarizeFlagging 0 315 124 2026-10-08 04:42:54 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:42:54 INFO StatWtTVI::summarizeStats The mean of the computed weights is 2.46865 2026-10-08 04:42:54 INFO StatWtTVI::summarizeStats The variance of the computed weights is 0.933388 2026-10-08 04:42:54 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:42:54 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:42:53.353792 End time: 2026-10-08 04:42:53.595046 2026-10-08 04:42:54 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:42:54 INFO statwt::::casa ########################################## 2026-10-08 04:42:54 INFO name:: No table opened. 2026-10-08 04:42:54 INFO name:: No table opened. .2026-10-08 04:42:54 INFO statwt::::casa ########################################## 2026-10-08 04:42:54 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:42:54 INFO statwt::::casa statwt( vis='ngc5921.split.fieldsel.ms', selectdata=True, field='2', spw='', intent='', array='', observation='', scan='', combine='corr', timebin=1, slidetimebin=False, chanbin='spw', minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:42:54 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:42:54 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:42:54 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2026-10-08 04:42:54 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:42:54 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:42:54 INFO StatWtTVI::summarizeFlagging Originally, 18.1818% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:42:54 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.1818% 2026-10-08 04:42:54 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:42:54 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:42:54 INFO StatWtTVI::summarizeFlagging 0 1530 1019 2026-10-08 04:42:54 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:42:54 INFO StatWtTVI::summarizeStats The mean of the computed weights is 3.57858 2026-10-08 04:42:54 INFO StatWtTVI::summarizeStats The variance of the computed weights is 3.8497 2026-10-08 04:42:54 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:42:54 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:42:53.697263 End time: 2026-10-08 04:42:53.875353 2026-10-08 04:42:54 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:42:54 INFO statwt::::casa ########################################## 2026-10-08 04:42:54 INFO statwt::::casa ########################################## 2026-10-08 04:42:54 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:42:54 INFO statwt::::casa statwt( vis='ngc5921.split.fieldsel.ms', selectdata=True, field='N5921_2', spw='', intent='', array='', observation='', scan='', combine='corr', timebin=1, slidetimebin=False, chanbin='spw', minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:42:54 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:42:54 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:42:54 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_2 2026-10-08 04:42:54 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:42:54 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:42:54 INFO StatWtTVI::summarizeFlagging Originally, 18.1818% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:42:54 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.1818% 2026-10-08 04:42:54 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:42:54 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:42:54 INFO StatWtTVI::summarizeFlagging 0 1530 1019 2026-10-08 04:42:54 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:42:54 INFO StatWtTVI::summarizeStats The mean of the computed weights is 3.57858 2026-10-08 04:42:54 INFO StatWtTVI::summarizeStats The variance of the computed weights is 3.8497 2026-10-08 04:42:54 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:42:54 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:42:54.148839 End time: 2026-10-08 04:42:54.325816 2026-10-08 04:42:54 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:42:54 INFO statwt::::casa ########################################## 2026-10-08 04:42:54 INFO name:: No table opened. 2026-10-08 04:42:54 INFO name:: No table opened. .2026-10-08 04:42:54 INFO statwt::::casa ########################################## 2026-10-08 04:42:54 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:42:54 INFO statwt::::casa statwt( vis='ngc5921.split.minsamp.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='corr', timebin=1, slidetimebin=False, chanbin='spw', minsamp=60, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:42:54 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:42:54 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:42:54 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2026-10-08 04:42:55 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:42:55 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:42:55 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:42:55 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2026-10-08 04:42:55 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:42:55 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:42:55 INFO StatWtTVI::summarizeFlagging 0 2700 1793 2026-10-08 04:42:55 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:42:55 INFO StatWtTVI::summarizeStats The mean of the computed weights is 3.00744 2026-10-08 04:42:55 INFO StatWtTVI::summarizeStats The variance of the computed weights is 3.3415 2026-10-08 04:42:55 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:42:55 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:42:54.468309 End time: 2026-10-08 04:42:54.715447 2026-10-08 04:42:55 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:42:55 INFO statwt::::casa ########################################## 2026-10-08 04:42:55 INFO statwt::::casa ########################################## 2026-10-08 04:42:55 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:42:55 INFO statwt::::casa statwt( vis='ngc5921.split.minsamp.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='corr', timebin=1, slidetimebin=False, chanbin='spw', minsamp=80, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:42:55 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:42:55 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:42:55 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_2 2026-10-08 04:42:55 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:42:55 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:42:55 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0.0151515%. 2026-10-08 04:42:55 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.2121% 2026-10-08 04:42:55 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:42:55 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:42:55 INFO StatWtTVI::summarizeFlagging 0 2699 1793 2026-10-08 04:42:55 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:42:55 INFO StatWtTVI::summarizeStats The mean of the computed weights is 3.00706 2026-10-08 04:42:55 INFO StatWtTVI::summarizeStats The variance of the computed weights is 3.34301 2026-10-08 04:42:55 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:42:55 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:42:54.772266 End time: 2026-10-08 04:42:55.010784 2026-10-08 04:42:55 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:42:55 INFO statwt::::casa ########################################## 2026-10-08 04:42:55 INFO name:: No table opened. 2026-10-08 04:42:55 INFO name:: No table opened. .2026-10-08 04:42:55 INFO statwt::::casa ########################################## 2026-10-08 04:42:55 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:42:55 INFO statwt::::casa statwt( vis='statwt_test_vlass_timebin1.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='scan,field,state', timebin=1, slidetimebin=False, chanbin='spw', minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='residual_data' ) 2026-10-08 04:42:55 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:42:55 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:42:55 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2026-10-08 04:42:55 INFO StatWtColConfig::_determineFlags CORRECTED_DATA is not present. Updating the SIGMA/SIGMA_SPECTRUM and WEIGHT/WEIGHT_SPECTRUM values based on calculations using the DATA column. 2026-10-08 04:42:55 INFO StatWtTVI::StatWtTVI Using DATA - MODEL_DATA to compute weights 2026-10-08 04:42:56 INFO StatWtTVI::summarizeFlagging Originally, 28.7129% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:42:56 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 28.7129% 2026-10-08 04:42:56 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:42:56 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:42:56 INFO StatWtTVI::summarizeFlagging 0 3936 1945 2026-10-08 04:42:56 INFO StatWtTVI::summarizeFlagging 1 3888 2344 2026-10-08 04:42:56 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~15;SPW 1, channels 0~15 2026-10-08 04:42:56 INFO StatWtTVI::summarizeStats The mean of the computed weights is 40.6606 2026-10-08 04:42:56 INFO StatWtTVI::summarizeStats The variance of the computed weights is 372.347 2026-10-08 04:42:56 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:42:56 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:42:55.193154 End time: 2026-10-08 04:42:55.580944 2026-10-08 04:42:56 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:42:56 INFO statwt::::casa ########################################## 2026-10-08 04:42:56 INFO statwt::::casa ########################################## 2026-10-08 04:42:56 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:42:56 INFO statwt::::casa statwt( vis='statwt_test_vlass_timebin5s.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='scan,field,state', timebin='5s', slidetimebin=False, chanbin='spw', minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='residual_data' ) 2026-10-08 04:42:56 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:42:56 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:42:56 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2026-10-08 04:42:56 INFO StatWtColConfig::_determineFlags CORRECTED_DATA is not present. Updating the SIGMA/SIGMA_SPECTRUM and WEIGHT/WEIGHT_SPECTRUM values based on calculations using the DATA column. 2026-10-08 04:42:56 INFO StatWtTVI::StatWtTVI Using DATA - MODEL_DATA to compute weights 2026-10-08 04:42:56 INFO StatWtTVI::summarizeFlagging Originally, 28.7129% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:42:56 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 28.7129% 2026-10-08 04:42:56 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:42:56 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:42:56 INFO StatWtTVI::summarizeFlagging 0 360 13 2026-10-08 04:42:56 INFO StatWtTVI::summarizeFlagging 1 360 22 2026-10-08 04:42:56 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~15;SPW 1, channels 0~15 2026-10-08 04:42:56 INFO StatWtTVI::summarizeStats The mean of the computed weights is 31.8048 2026-10-08 04:42:56 INFO StatWtTVI::summarizeStats The variance of the computed weights is 45.3775 2026-10-08 04:42:56 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:42:56 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:42:55.890131 End time: 2026-10-08 04:42:56.314492 2026-10-08 04:42:56 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:42:56 INFO statwt::::casa ########################################## 2026-10-08 04:42:57 INFO name:: No table opened. 2026-10-08 04:42:57 INFO name:: No table opened. .2026-10-08 04:42:57 INFO statwt::::casa ########################################## 2026-10-08 04:42:57 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:42:57 INFO statwt::::casa statwt( vis='ngc5921.no_scan_bounds.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='corr, scan', timebin='6000s', slidetimebin=False, chanbin='spw', minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:42:57 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:42:57 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:42:57 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2026-10-08 04:42:57 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:42:57 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:42:57 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:42:57 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2026-10-08 04:42:57 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:42:57 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:42:57 INFO StatWtTVI::summarizeFlagging 0 270 89 2026-10-08 04:42:57 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:42:57 INFO StatWtTVI::summarizeStats The mean of the computed weights is 2.46103 2026-10-08 04:42:57 INFO StatWtTVI::summarizeStats The variance of the computed weights is 0.913911 2026-10-08 04:42:57 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:42:57 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:42:56.573120 End time: 2026-10-08 04:42:56.806833 2026-10-08 04:42:57 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:42:57 INFO statwt::::casa ########################################## 2026-10-08 04:42:57 INFO name:: No table opened. 2026-10-08 04:42:57 INFO name:: No table opened. .2026-10-08 04:42:57 INFO statwt::::casa ########################################## 2026-10-08 04:42:57 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:42:57 INFO statwt::::casa statwt( vis='ngc5921.no_scan_nor_field_bounds.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='corr,scan,field', timebin='6000s', slidetimebin=False, chanbin='spw', minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:42:57 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:42:57 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:42:57 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2026-10-08 04:42:57 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:42:57 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:42:57 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:42:57 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2026-10-08 04:42:57 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:42:57 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:42:57 INFO StatWtTVI::summarizeFlagging 0 45 45 2026-10-08 04:42:57 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:42:57 INFO StatWtTVI::summarizeStats The mean of the computed weights is 0.0597345 2026-10-08 04:42:57 INFO StatWtTVI::summarizeStats The variance of the computed weights is 3.00596e-06 2026-10-08 04:42:57 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:42:57 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:42:57.079478 End time: 2026-10-08 04:42:57.297888 2026-10-08 04:42:57 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:42:57 INFO statwt::::casa ########################################## 2026-10-08 04:42:58 INFO statwt::::casa ########################################## 2026-10-08 04:42:58 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:42:58 INFO statwt::::casa statwt( vis='ngc5921.no_scan_nor_field_bounds.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='corr,field,scan', timebin='6000s', slidetimebin=False, chanbin='spw', minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:42:58 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:42:58 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:42:58 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_2 2026-10-08 04:42:58 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:42:58 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:42:58 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:42:58 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2026-10-08 04:42:58 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:42:58 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:42:58 INFO StatWtTVI::summarizeFlagging 0 45 45 2026-10-08 04:42:58 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:42:58 INFO StatWtTVI::summarizeStats The mean of the computed weights is 0.0597345 2026-10-08 04:42:58 INFO StatWtTVI::summarizeStats The variance of the computed weights is 3.00596e-06 2026-10-08 04:42:58 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:42:58 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:42:57.617713 End time: 2026-10-08 04:42:57.844983 2026-10-08 04:42:58 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:42:58 INFO statwt::::casa ########################################## 2026-10-08 04:42:58 INFO name:: No table opened. 2026-10-08 04:42:58 INFO name:: No table opened. .2026-10-08 04:42:58 INFO statwt::::casa ########################################## 2026-10-08 04:42:58 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:42:58 INFO statwt::::casa statwt( vis='ngc5921.split.preview.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='corr', timebin='300s', slidetimebin=False, chanbin='spw', minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[1.0, 2.0], flagbackup=True, preview=True, datacolumn='corrected' ) 2026-10-08 04:42:58 INFO statwt::::casa Running in preview mode. No flags will be modified, so existing flags will not be backed up. 2026-10-08 04:42:58 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:42:58 INFO StatWt::writeWeights RAN IN PREVIEW MODE. NO WEIGHTS NOR FLAGS WERE CHANGED. 2026-10-08 04:42:58 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 59.4848%. 2026-10-08 04:42:58 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 77.6818% 2026-10-08 04:42:58 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:42:58 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:42:58 INFO StatWtTVI::summarizeFlagging 0 630 288 2026-10-08 04:42:58 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:42:58 INFO StatWtTVI::summarizeStats The mean of the computed weights is 2.55491 2026-10-08 04:42:58 INFO StatWtTVI::summarizeStats The variance of the computed weights is 1.29512 2026-10-08 04:42:58 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:42:58 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:42:57.972123 End time: 2026-10-08 04:42:58.133015 2026-10-08 04:42:58 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:42:58 INFO statwt::::casa ########################################## 2026-10-08 04:42:58 INFO name:: No table opened. 2026-10-08 04:42:58 INFO name:: No table opened. .2026-10-08 04:42:58 INFO statwt::::casa ########################################## 2026-10-08 04:42:58 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:42:58 INFO statwt::::casa statwt( vis='ngc5921.split.residualwmodel.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='', timebin=1, slidetimebin=False, chanbin='spw', minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='residual' ) 2026-10-08 04:42:58 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:42:58 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:42:58 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2026-10-08 04:42:58 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:42:58 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA - MODEL_DATA to compute weights 2026-10-08 04:42:59 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:42:59 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2026-10-08 04:42:59 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:42:59 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:42:59 INFO StatWtTVI::summarizeFlagging 0 5399 3837 2026-10-08 04:42:59 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:42:59 INFO StatWtTVI::summarizeStats The mean of the computed weights is 3.69122 2026-10-08 04:42:59 INFO StatWtTVI::summarizeStats The variance of the computed weights is 6.86097 2026-10-08 04:42:59 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:42:59 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:42:58.193609 End time: 2026-10-08 04:42:58.542618 2026-10-08 04:42:59 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:42:59 INFO statwt::::casa ########################################## 2026-10-08 04:42:59 INFO name:: No table opened. 2026-10-08 04:42:59 INFO name:: No table opened. .2026-10-08 04:42:59 INFO statwt::::casa ########################################## 2026-10-08 04:42:59 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:42:59 INFO statwt::::casa statwt( vis='ngc5921.split.residualdatawmodel.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='', timebin=1, slidetimebin=False, chanbin='spw', minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='residual_data' ) 2026-10-08 04:42:59 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:42:59 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:42:59 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2026-10-08 04:42:59 INFO StatWtColConfig::_determineFlags Updating the SIGMA/SIGMA_SPECTRUM values. WEIGHT/WEIGHT_SPECTRUM will not be recalculated as they are related to the values in the CORRECTED_DATA column. 2026-10-08 04:42:59 INFO StatWtTVI::StatWtTVI Using DATA - MODEL_DATA to compute weights 2026-10-08 04:42:59 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:42:59 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2026-10-08 04:42:59 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:42:59 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:42:59 INFO StatWtTVI::summarizeFlagging 0 5399 2389 2026-10-08 04:42:59 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:42:59 INFO StatWtTVI::summarizeStats The mean of the computed weights is 1533.27 2026-10-08 04:42:59 INFO StatWtTVI::summarizeStats The variance of the computed weights is 1.48377e+06 2026-10-08 04:42:59 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:42:59 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:42:58.903887 End time: 2026-10-08 04:42:59.277701 2026-10-08 04:42:59 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:42:59 INFO statwt::::casa ########################################## 2026-10-08 04:42:59 INFO name:: No table opened. 2026-10-08 04:42:59 INFO name:: No table opened. .2026-10-08 04:43:00 INFO statwt::::casa ########################################## 2026-10-08 04:43:00 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:43:00 INFO statwt::::casa statwt( vis='ngc5921.split.residualdatawoutmodel.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='', timebin=1, slidetimebin=False, chanbin='spw', minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='residual_data' ) 2026-10-08 04:43:00 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:43:00 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:43:00 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2026-10-08 04:43:00 INFO StatWtColConfig::_determineFlags Updating the SIGMA/SIGMA_SPECTRUM values. WEIGHT/WEIGHT_SPECTRUM will not be recalculated as they are related to the values in the CORRECTED_DATA column. 2026-10-08 04:43:00 INFO StatWtTVI::StatWtTVI Using DATA - MODEL_DATA to compute weights 2026-10-08 04:43:00 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:43:00 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2026-10-08 04:43:00 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:43:00 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:43:00 INFO StatWtTVI::summarizeFlagging 0 5399 2389 2026-10-08 04:43:00 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:43:00 INFO StatWtTVI::summarizeStats The mean of the computed weights is 1533.27 2026-10-08 04:43:00 INFO StatWtTVI::summarizeStats The variance of the computed weights is 1.48377e+06 2026-10-08 04:43:00 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:43:00 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:42:59.517041 End time: 2026-10-08 04:42:59.878248 2026-10-08 04:43:00 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:43:00 INFO statwt::::casa ########################################## 2026-10-08 04:43:00 INFO name:: No table opened. 2026-10-08 04:43:00 INFO name:: No table opened. .2026-10-08 04:43:00 INFO statwt::::casa ########################################## 2026-10-08 04:43:00 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:43:00 INFO statwt::::casa statwt( vis='ngc5921.split.residualwoutmodel.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='', timebin=1, slidetimebin=False, chanbin='spw', minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='residual' ) 2026-10-08 04:43:00 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:43:00 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:43:00 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2026-10-08 04:43:00 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:43:00 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA - MODEL_DATA to compute weights 2026-10-08 04:43:01 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:43:01 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2026-10-08 04:43:01 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:43:01 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:43:01 INFO StatWtTVI::summarizeFlagging 0 5399 3837 2026-10-08 04:43:01 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:43:01 INFO StatWtTVI::summarizeStats The mean of the computed weights is 3.69122 2026-10-08 04:43:01 INFO StatWtTVI::summarizeStats The variance of the computed weights is 6.86097 2026-10-08 04:43:01 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:43:01 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:43:00.136675 End time: 2026-10-08 04:43:00.550482 2026-10-08 04:43:01 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:43:01 INFO statwt::::casa ########################################## 2026-10-08 04:43:01 INFO name:: No table opened. 2026-10-08 04:43:01 INFO name:: No table opened. .2026-10-08 04:43:01 INFO statwt::::casa ########################################## 2026-10-08 04:43:01 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:43:01 INFO statwt::::casa statwt( vis='ngc5921.split.statstest.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='', timebin=1, slidetimebin=False, chanbin='spw', minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:43:01 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:43:01 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:43:01 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2026-10-08 04:43:01 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:43:01 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:43:01 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:43:01 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2026-10-08 04:43:01 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:43:01 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:43:01 INFO StatWtTVI::summarizeFlagging 0 5399 3837 2026-10-08 04:43:01 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:43:01 INFO StatWtTVI::summarizeStats The mean of the computed weights is 3.69122 2026-10-08 04:43:01 INFO StatWtTVI::summarizeStats The variance of the computed weights is 6.86097 2026-10-08 04:43:01 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:43:01 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:43:00.878988 End time: 2026-10-08 04:43:01.277400 2026-10-08 04:43:01 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:43:01 INFO statwt::::casa ########################################## 2026-10-08 04:43:01 INFO name:: No table opened. 2026-10-08 04:43:01 INFO name:: No table opened. .2026-10-08 04:43:01 INFO statwt::::casa ########################################## 2026-10-08 04:43:01 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:43:01 INFO statwt::::casa statwt( vis='ngc5921.split.scansel.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='5', combine='corr', timebin=1, slidetimebin=False, chanbin='spw', minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:43:01 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:43:01 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:43:01 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2026-10-08 04:43:01 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:43:01 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:43:01 INFO StatWtTVI::summarizeFlagging Originally, 18.1818% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:43:01 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.1818% 2026-10-08 04:43:01 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:43:01 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:43:01 INFO StatWtTVI::summarizeFlagging 0 135 88 2026-10-08 04:43:01 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:43:01 INFO StatWtTVI::summarizeStats The mean of the computed weights is 2.676 2026-10-08 04:43:01 INFO StatWtTVI::summarizeStats The variance of the computed weights is 1.37272 2026-10-08 04:43:01 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:43:01 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:43:01.340185 End time: 2026-10-08 04:43:01.457680 2026-10-08 04:43:01 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:43:01 INFO statwt::::casa ########################################## 2026-10-08 04:43:02 INFO name:: No table opened. 2026-10-08 04:43:02 INFO name:: No table opened. .2026-10-08 04:43:02 INFO statwt::::casa ########################################## 2026-10-08 04:43:02 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:43:02 INFO statwt::::casa statwt( vis='ngc5921.split.sliding_time_window.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='', timebin='300s', slidetimebin=True, chanbin='spw', minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:43:02 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:43:02 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:43:02 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2026-10-08 04:43:02 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:43:02 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:43:02 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:43:02 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2026-10-08 04:43:02 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:43:02 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:43:02 INFO StatWtTVI::summarizeFlagging 0 5400 2944 2026-10-08 04:43:02 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:43:02 INFO StatWtTVI::summarizeStats The mean of the computed weights is 2.87503 2026-10-08 04:43:02 INFO StatWtTVI::summarizeStats The variance of the computed weights is 2.18372 2026-10-08 04:43:02 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:43:02 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:43:01.833274 End time: 2026-10-08 04:43:02.253705 2026-10-08 04:43:02 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:43:02 INFO statwt::::casa ########################################## 2026-10-08 04:43:02 INFO name:: No table opened. 2026-10-08 04:43:02 INFO name:: No table opened. .2026-10-08 04:43:02 INFO statwt::::casa ########################################## 2026-10-08 04:43:02 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:43:02 INFO statwt::::casa statwt( vis='ngc5921.split.sliding_time_window.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='', timebin=5, slidetimebin=True, chanbin='spw', minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:43:02 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:43:02 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:43:02 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_2 2026-10-08 04:43:03 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:43:03 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:43:03 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:43:03 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2026-10-08 04:43:03 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:43:03 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:43:03 INFO StatWtTVI::summarizeFlagging 0 5400 2892 2026-10-08 04:43:03 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:43:03 INFO StatWtTVI::summarizeStats The mean of the computed weights is 2.86331 2026-10-08 04:43:03 INFO StatWtTVI::summarizeStats The variance of the computed weights is 2.05373 2026-10-08 04:43:03 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:43:03 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:43:02.477836 End time: 2026-10-08 04:43:02.891875 2026-10-08 04:43:03 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:43:03 INFO statwt::::casa ########################################## 2026-10-08 04:43:03 INFO statwt::::casa ########################################## 2026-10-08 04:43:03 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:43:03 INFO statwt::::casa statwt( vis='ngc5921.split.sliding_time_window.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='', timebin=6, slidetimebin=True, chanbin='spw', minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:43:03 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:43:03 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:43:03 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_3 2026-10-08 04:43:03 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:43:03 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:43:04 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:43:04 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2026-10-08 04:43:04 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:43:04 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:43:04 INFO StatWtTVI::summarizeFlagging 0 5400 2782 2026-10-08 04:43:04 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:43:04 INFO StatWtTVI::summarizeStats The mean of the computed weights is 2.83245 2026-10-08 04:43:04 INFO StatWtTVI::summarizeStats The variance of the computed weights is 1.90358 2026-10-08 04:43:04 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:43:04 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:43:03.234624 End time: 2026-10-08 04:43:03.672818 2026-10-08 04:43:04 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:43:04 INFO statwt::::casa ########################################## 2026-10-08 04:43:04 INFO name:: No table opened. 2026-10-08 04:43:04 INFO name:: No table opened. .2026-10-08 04:43:04 INFO statwt::::casa ########################################## 2026-10-08 04:43:04 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:43:04 INFO statwt::::casa statwt( vis='ngc5921.split.spwsel.ms', selectdata=True, field='', spw='0', intent='', array='', observation='', scan='', combine='corr', timebin=1, slidetimebin=False, chanbin='spw', minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:43:04 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:43:04 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:43:04 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2026-10-08 04:43:04 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:43:04 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:43:04 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:43:04 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2026-10-08 04:43:04 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:43:04 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:43:04 INFO StatWtTVI::summarizeFlagging 0 2700 1793 2026-10-08 04:43:04 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:43:04 INFO StatWtTVI::summarizeStats The mean of the computed weights is 3.00744 2026-10-08 04:43:04 INFO StatWtTVI::summarizeStats The variance of the computed weights is 3.3415 2026-10-08 04:43:04 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:43:04 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:43:04.082513 End time: 2026-10-08 04:43:04.347459 2026-10-08 04:43:04 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:43:04 INFO statwt::::casa ########################################## 2026-10-08 04:43:04 INFO name:: No table opened. 2026-10-08 04:43:04 INFO name:: No table opened. .2026-10-08 04:43:04 INFO statwt::::casa ########################################## 2026-10-08 04:43:04 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:43:04 INFO statwt::::casa statwt( vis='ngc5921.split.statalg.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='', timebin=1, slidetimebin=False, chanbin='spw', minsamp=2, statalg='cl', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:43:04 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:43:04 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:43:04 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2026-10-08 04:43:05 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:43:05 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:43:05 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:43:05 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2026-10-08 04:43:05 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:43:05 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:43:05 INFO StatWtTVI::summarizeFlagging 0 5399 3837 2026-10-08 04:43:05 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:43:05 INFO StatWtTVI::summarizeStats The mean of the computed weights is 3.69122 2026-10-08 04:43:05 INFO StatWtTVI::summarizeStats The variance of the computed weights is 6.86097 2026-10-08 04:43:05 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:43:05 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:43:04.473618 End time: 2026-10-08 04:43:04.884745 2026-10-08 04:43:05 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:43:05 INFO statwt::::casa ########################################## 2026-10-08 04:43:05 INFO statwt::::casa ########################################## 2026-10-08 04:43:05 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:43:05 INFO statwt::::casa statwt( vis='ngc5921.split.statalg.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='', timebin=1, slidetimebin=False, chanbin='spw', minsamp=2, statalg='ch', fence=-1.0, center='mean', lside=True, zscore=5.0, maxiter=3, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:43:05 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:43:05 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:43:05 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_2 2026-10-08 04:43:05 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:43:05 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:43:05 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:43:05 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2026-10-08 04:43:05 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:43:05 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:43:05 INFO StatWtTVI::summarizeFlagging 0 5399 2485 2026-10-08 04:43:05 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:43:05 INFO StatWtTVI::summarizeStats The mean of the computed weights is 9.49987 2026-10-08 04:43:05 INFO StatWtTVI::summarizeStats The variance of the computed weights is 19.7106 2026-10-08 04:43:05 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:43:05 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:43:04.923861 End time: 2026-10-08 04:43:05.372805 2026-10-08 04:43:05 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:43:05 INFO statwt::::casa ########################################## 2026-10-08 04:43:05 INFO statwt::::casa ########################################## 2026-10-08 04:43:05 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:43:05 INFO statwt::::casa statwt( vis='ngc5921.split.statalg.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='', timebin=1, slidetimebin=False, chanbin='spw', minsamp=2, statalg='h', fence=0.2, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:43:05 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:43:05 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:43:05 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_3 2026-10-08 04:43:05 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:43:05 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:43:06 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:43:06 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2026-10-08 04:43:06 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:43:06 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:43:06 INFO StatWtTVI::summarizeFlagging 0 5399 2320 2026-10-08 04:43:06 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:43:06 INFO StatWtTVI::summarizeStats The mean of the computed weights is 49.5864 2026-10-08 04:43:06 INFO StatWtTVI::summarizeStats The variance of the computed weights is 418.744 2026-10-08 04:43:06 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:43:06 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:43:05.411073 End time: 2026-10-08 04:43:05.853657 2026-10-08 04:43:06 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:43:06 INFO statwt::::casa ########################################## 2026-10-08 04:43:06 INFO statwt::::casa ########################################## 2026-10-08 04:43:06 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:43:06 INFO statwt::::casa statwt( vis='ngc5921.split.statalg.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='', timebin=1, slidetimebin=False, chanbin='spw', minsamp=2, statalg='f', fence=-1.0, center='median', lside=False, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:43:06 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:43:06 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:43:06 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_4 2026-10-08 04:43:06 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:43:06 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:43:06 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:43:06 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2026-10-08 04:43:06 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:43:06 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:43:06 INFO StatWtTVI::summarizeFlagging 0 5399 4066 2026-10-08 04:43:06 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:43:06 INFO StatWtTVI::summarizeStats The mean of the computed weights is 5.55784 2026-10-08 04:43:06 INFO StatWtTVI::summarizeStats The variance of the computed weights is 22.2368 2026-10-08 04:43:06 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:43:06 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:43:05.890297 End time: 2026-10-08 04:43:06.352746 2026-10-08 04:43:06 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:43:06 INFO statwt::::casa ########################################## 2026-10-08 04:43:06 INFO statwt::::casa ########################################## 2026-10-08 04:43:06 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:43:06 INFO statwt::::casa statwt( vis='ngc5921.split.statalg.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='', timebin=1, slidetimebin=False, chanbin='spw', minsamp=2, statalg='bogus', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:43:06 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:43:06 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:43:06 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_5 2026-10-08 04:43:06 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:43:06 SEVERE ms::statwt Exception Reported: Unsupported value for 'statalg' at File: /source/casa6/casatools/src/code/mstransform/TVI/StatWtTVI.cc, line: 406 2026-10-08 04:43:06 SEVERE statwt::::casa Exception Reported: Error in statwt: Unsupported value for 'statalg' at File: /source/casa6/casatools/src/code/mstransform/TVI/StatWtTVI.cc, line: 406 2026-10-08 04:43:06 INFO statwt::::casa Traceback (most recent call last): 2026-10-08 04:43:06 INFO statwt::::casa+ File "/wheeldirectory/casa-6.7.7-13-py3.12.el8/lib/py/lib/python3.12/site-packages/casashell/private/statwt.py", line 993, in __call__ 2026-10-08 04:43:06 INFO statwt::::casa+ task_result = _statwt_t( _pc.document['vis'],_pc.document['selectdata'],_pc.document['field'],_pc.document['spw'],_pc.document['intent'],_pc.document['array'],_pc.document['observation'],_pc.document['scan'],_pc.document['combine'],_pc.document['timebin'],_pc.document['slidetimebin'],_pc.document['chanbin'],_pc.document['minsamp'],_pc.document['statalg'],_pc.document['fence'],_pc.document['center'],_pc.document['lside'],_pc.document['zscore'],_pc.document['maxiter'],_pc.document['fitspw'],_pc.document['excludechans'],_pc.document['wtrange'],_pc.document['flagbackup'],_pc.document['preview'],_pc.document['datacolumn'] ) 2026-10-08 04:43:06 INFO statwt::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-10-08 04:43:06 INFO statwt::::casa+ File "/wheeldirectory/casa-6.7.7-13-py3.12.el8/lib/py/lib/python3.12/site-packages/casatasks/private/task_statwt.py", line 56, in statwt 2026-10-08 04:43:06 INFO statwt::::casa+ rval = myms.statwt( 2026-10-08 04:43:06 INFO statwt::::casa+ ^^^^^^^^^^^^ 2026-10-08 04:43:06 INFO statwt::::casa+ File "/wheeldirectory/casa-6.7.7-13-py3.12.el8/lib/py/lib/python3.12/site-packages/casatools/ms.py", line 1235, in statwt 2026-10-08 04:43:06 INFO statwt::::casa+ return self._swigobj.statwt(combine, timebin, slidetimebin, chanbin, minsamp, statalg, fence, center, lside, zscore, maxiter, fitspw, excludechans, wtrange, preview, datacolumn) 2026-10-08 04:43:06 INFO statwt::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-10-08 04:43:06 INFO statwt::::casa+ File "/wheeldirectory/casa-6.7.7-13-py3.12.el8/lib/py/lib/python3.12/site-packages/casatools/__casac__/ms.py", line 2775, in statwt 2026-10-08 04:43:06 INFO statwt::::casa+ return _ms.ms_statwt(self, *args, **kwargs) 2026-10-08 04:43:06 INFO statwt::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-10-08 04:43:06 INFO statwt::::casa+ RuntimeError: Unsupported value for 'statalg' at File: /source/casa6/casatools/src/code/mstransform/TVI/StatWtTVI.cc, line: 406 2026-10-08 04:43:06 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:43:06.390010 End time: 2026-10-08 04:43:06.437222 2026-10-08 04:43:06 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:43:06 INFO statwt::::casa ########################################## 2026-10-08 04:43:06 INFO name:: No table opened. 2026-10-08 04:43:06 INFO name:: No table opened. .2026-10-08 04:43:06 INFO statwt::::casa ########################################## 2026-10-08 04:43:06 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:43:06 INFO statwt::::casa statwt( vis='ngc5921.split.timebin.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='corr', timebin='300s', slidetimebin=False, chanbin='spw', minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:43:06 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:43:06 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:43:06 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2026-10-08 04:43:07 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:43:07 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:43:07 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:43:07 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2026-10-08 04:43:07 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:43:07 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:43:07 INFO StatWtTVI::summarizeFlagging 0 630 288 2026-10-08 04:43:07 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:43:07 INFO StatWtTVI::summarizeStats The mean of the computed weights is 2.55491 2026-10-08 04:43:07 INFO StatWtTVI::summarizeStats The variance of the computed weights is 1.29512 2026-10-08 04:43:07 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:43:07 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:43:06.475378 End time: 2026-10-08 04:43:06.736406 2026-10-08 04:43:07 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:43:07 INFO statwt::::casa ########################################## 2026-10-08 04:43:07 INFO statwt::::casa ########################################## 2026-10-08 04:43:07 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:43:07 INFO statwt::::casa statwt( vis='ngc5921.split.timebin.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='corr', timebin=10, slidetimebin=False, chanbin='spw', minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:43:07 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:43:07 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:43:07 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_2 2026-10-08 04:43:07 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:43:07 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:43:08 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2026-10-08 04:43:08 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2026-10-08 04:43:08 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:43:08 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:43:08 INFO StatWtTVI::summarizeFlagging 0 2700 948 2026-10-08 04:43:08 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:43:08 INFO StatWtTVI::summarizeStats The mean of the computed weights is 2.50245 2026-10-08 04:43:08 INFO StatWtTVI::summarizeStats The variance of the computed weights is 1.046 2026-10-08 04:43:08 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:43:08 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:43:07.241803 End time: 2026-10-08 04:43:07.548902 2026-10-08 04:43:08 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:43:08 INFO statwt::::casa ########################################## 2026-10-08 04:43:08 INFO name:: No table opened. 2026-10-08 04:43:08 INFO name:: No table opened. .2026-10-08 04:43:08 INFO statwt::::casa ########################################## 2026-10-08 04:43:08 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:43:08 INFO statwt::::casa statwt( vis='ngc5921.wtrange.split.timebin.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='corr', timebin='300s', slidetimebin=False, chanbin='spw', minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[1.0, 2.0], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:43:08 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:43:08 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:43:08 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2026-10-08 04:43:08 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:43:08 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:43:08 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 59.4848%. 2026-10-08 04:43:08 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 77.6818% 2026-10-08 04:43:08 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:43:08 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:43:08 INFO StatWtTVI::summarizeFlagging 0 630 288 2026-10-08 04:43:08 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:43:08 INFO StatWtTVI::summarizeStats The mean of the computed weights is 2.55491 2026-10-08 04:43:08 INFO StatWtTVI::summarizeStats The variance of the computed weights is 1.29512 2026-10-08 04:43:08 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:43:08 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:43:07.871168 End time: 2026-10-08 04:43:08.103440 2026-10-08 04:43:08 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:43:08 INFO statwt::::casa ########################################## 2026-10-08 04:43:08 INFO statwt::::casa ########################################## 2026-10-08 04:43:08 INFO statwt::::casa ##### Begin Task: statwt ##### 2026-10-08 04:43:08 INFO statwt::::casa statwt( vis='ngc5921.wtrange.split.timebin.ms', selectdata=True, field='', spw='', intent='', array='', observation='', scan='', combine='corr', timebin='300s', slidetimebin=False, chanbin='spw', minsamp=2, statalg='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, fitspw='', excludechans=False, wtrange=[1.0, 2.0], flagbackup=True, preview=False, datacolumn='corrected' ) 2026-10-08 04:43:08 INFO statwt::::casa Backup original flags before applying new flags 2026-10-08 04:43:08 INFO AgentFlagger::open Table type is Measurement Set 2026-10-08 04:43:09 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_2 2026-10-08 04:43:09 INFO StatWtColConfig::_determineFlags Updating the WEIGHT/WEIGHT_SPECTRUM values. SIGMA/SIGMA_SPECTRUM values will not be recalculated as they are related to the values in the DATA column. 2026-10-08 04:43:09 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2026-10-08 04:43:09 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 59.4848%. 2026-10-08 04:43:09 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 77.6818% 2026-10-08 04:43:09 INFO StatWtTVI::summarizeFlagging 2026-10-08 04:43:09 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2026-10-08 04:43:09 INFO StatWtTVI::summarizeFlagging 0 630 288 2026-10-08 04:43:09 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2026-10-08 04:43:09 INFO StatWtTVI::summarizeStats The mean of the computed weights is 2.55491 2026-10-08 04:43:09 INFO StatWtTVI::summarizeStats The variance of the computed weights is 1.29512 2026-10-08 04:43:09 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2026-10-08 04:43:09 INFO statwt::::casa Task statwt complete. Start time: 2026-10-08 04:43:08.487837 End time: 2026-10-08 04:43:08.744472 2026-10-08 04:43:09 INFO statwt::::casa ##### End Task: statwt ##### 2026-10-08 04:43:09 INFO statwt::::casa ########################################## 2026-10-08 04:43:09 INFO name:: No table opened. 2026-10-08 04:43:09 INFO name:: No table opened. . ---------------------------------------------------------------------- Ran 23 tests in 34.212s OK Generating XML reports...