2025-10-14 11:48:12 INFO ::casa Using user configuration file /home/casatest/.casa/config.py 2025-10-14 11:48:12 INFO ::casa loaded config file : /wheeldirectory/casa-6.7.1-12-py3.10.el8/lib/py/lib/python3.10/site-packages/casaconfig/config.py 2025-10-14 11:48:12 INFO ::casa loaded config file : /home/casatest/.casa/config.py 2025-10-14 11:48:12 INFO ::casa 2025-10-14 11:48:12 INFO ::casa config values 2025-10-14 11:48:12 INFO ::casa agg = False 2025-10-14 11:48:12 INFO ::casa cachedir = '/home/casatest/.casa' 2025-10-14 11:48:12 INFO ::casa casaconfig_verbose = 1 2025-10-14 11:48:12 INFO ::casa colors = 'Neutral' 2025-10-14 11:48:12 INFO ::casa data_auto_update = False 2025-10-14 11:48:12 INFO ::casa datapath = ['/opt/casa/data/master', '/opt/casa/data/casatestdata'] 2025-10-14 11:48:12 INFO ::casa iplog = False 2025-10-14 11:48:12 INFO ::casa iplogfile = '/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_statwt_casashell/ipython-20251014-114809.log' 2025-10-14 11:48:12 INFO ::casa log2term = True 2025-10-14 11:48:12 INFO ::casa logfile = '/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_statwt_casashell/casa-20251014-114809.log' 2025-10-14 11:48:12 INFO ::casa measures_auto_update = False 2025-10-14 11:48:12 INFO ::casa measurespath = '/opt/casa/data/master' 2025-10-14 11:48:12 INFO ::casa nogui = False 2025-10-14 11:48:12 INFO ::casa nologfile = False 2025-10-14 11:48:12 INFO ::casa nologger = True 2025-10-14 11:48:12 INFO ::casa pipeline = False 2025-10-14 11:48:12 INFO ::casa startupfile = '/home/casatest/.casa/startup.py' 2025-10-14 11:48:12 INFO ::casa user_site = False 2025-10-14 11:48:12 INFO ::casa 2025-10-14 11:48:12 INFO ::casa casarundata version is unknown, this is probably a legacy version not installed by casaconfig 2025-10-14 11:48:12 INFO ::casa measures version is unknown, this is probably a legacy version not installed by casaconfig 2025-10-14 11:48:12 INFO ::casa 2025-10-14 11:48:12 INFO ::casa Checking Measures tables in data repository sub-directory /opt/casa/data/master/geodetic 2025-10-14 11:48:12 INFO ::casa IERSeop2000 (version date, last date in table (UTC)): 2025/03/10/15:15, 2025/02/08/00:00:00 2025-10-14 11:48:12 INFO ::casa IERSeop97 (version date, last date in table (UTC)): 2025/03/10/15:15, 2025/02/08/00:00:00 2025-10-14 11:48:12 INFO ::casa IERSpredict (version date, last date in table (UTC)): 2025/04/08/15:15, 2025/07/07/00:00:00 2025-10-14 11:48:12 INFO ::casa TAI_UTC (version date, last date in table (UTC)): 2025/03/08/15:15, 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 6.7.1.12 -- Common Astronomy Software Applications [6.7.1.12] 2025-10-14 11:48:12 INFO statwt::::casa ########################################## 2025-10-14 11:48:12 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:12 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' ) 2025-10-14 11:48:12 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:12 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:12 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2025-10-14 11:48:12 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. 2025-10-14 11:48:12 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:13 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:13 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2025-10-14 11:48:13 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:13 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:13 INFO StatWtTVI::summarizeFlagging 0 5399 3913 2025-10-14 11:48:13 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~9, 21~62 2025-10-14 11:48:13 INFO StatWtTVI::summarizeStats The mean of the computed weights is 3.25577 2025-10-14 11:48:13 INFO StatWtTVI::summarizeStats The variance of the computed weights is 5.88042 2025-10-14 11:48:13 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:13 SEVERE MeasTable::dUTC(Double) (file /source/casa6/casatools/casacore/measures/Measures/MeasTable.cc, line 4290) Leap second table TAI_UTC seems out-of-date. 2025-10-14 11:48:13 SEVERE MeasTable::dUTC(Double) (file /source/casa6/casatools/casacore/measures/Measures/MeasTable.cc, line 4290)+ Until the table is updated (see the CASA documentation or your system admin), 2025-10-14 11:48:13 SEVERE MeasTable::dUTC(Double) (file /source/casa6/casatools/casacore/measures/Measures/MeasTable.cc, line 4290)+ times and coordinates derived from UTC could be wrong by 1s or more. 2025-10-14 11:48:13 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:12.400694 End time: 2025-10-14 11:48:12.842707 2025-10-14 11:48:13 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:13 INFO statwt::::casa ########################################## 2025-10-14 11:48:13 INFO statwt::::casa ########################################## 2025-10-14 11:48:13 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:13 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' ) 2025-10-14 11:48:13 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:13 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:13 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_2 2025-10-14 11:48:13 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. 2025-10-14 11:48:13 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:14 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:14 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2025-10-14 11:48:14 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:14 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:14 INFO StatWtTVI::summarizeFlagging 0 5399 3837 2025-10-14 11:48:14 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:14 INFO StatWtTVI::summarizeStats The mean of the computed weights is 3.69122 2025-10-14 11:48:14 INFO StatWtTVI::summarizeStats The variance of the computed weights is 6.86097 2025-10-14 11:48:14 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:14 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:13.220920 End time: 2025-10-14 11:48:13.700446 2025-10-14 11:48:14 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:14 INFO statwt::::casa ########################################## 2025-10-14 11:48:14 INFO statwt::::casa ########################################## 2025-10-14 11:48:14 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:14 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' ) 2025-10-14 11:48:14 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:14 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:14 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_3 2025-10-14 11:48:14 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. 2025-10-14 11:48:14 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:14 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:14 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2025-10-14 11:48:14 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:14 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:14 INFO StatWtTVI::summarizeFlagging 0 5399 3913 2025-10-14 11:48:14 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~9, 21~62 2025-10-14 11:48:14 INFO StatWtTVI::summarizeStats The mean of the computed weights is 3.25577 2025-10-14 11:48:14 INFO StatWtTVI::summarizeStats The variance of the computed weights is 5.88042 2025-10-14 11:48:14 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:14 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:14.049579 End time: 2025-10-14 11:48:14.417554 2025-10-14 11:48:14 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:14 INFO statwt::::casa ########################################## 2025-10-14 11:48:15 INFO statwt::::casa ########################################## 2025-10-14 11:48:15 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:15 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' ) 2025-10-14 11:48:15 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:15 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:15 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_4 2025-10-14 11:48:15 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. 2025-10-14 11:48:15 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:15 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:15 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2025-10-14 11:48:15 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:15 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:15 INFO StatWtTVI::summarizeFlagging 0 2700 1831 2025-10-14 11:48:15 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~9, 21~62 2025-10-14 11:48:15 INFO StatWtTVI::summarizeStats The mean of the computed weights is 2.60577 2025-10-14 11:48:15 INFO StatWtTVI::summarizeStats The variance of the computed weights is 2.70016 2025-10-14 11:48:15 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:15 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:14.524060 End time: 2025-10-14 11:48:14.774599 2025-10-14 11:48:15 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:15 INFO statwt::::casa ########################################## 2025-10-14 11:48:15 INFO statwt::::casa ########################################## 2025-10-14 11:48:15 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:15 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' ) 2025-10-14 11:48:15 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:15 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:15 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_5 2025-10-14 11:48:15 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. 2025-10-14 11:48:15 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:16 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:16 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2025-10-14 11:48:16 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:16 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:16 INFO StatWtTVI::summarizeFlagging 0 2700 1793 2025-10-14 11:48:16 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:16 INFO StatWtTVI::summarizeStats The mean of the computed weights is 3.00744 2025-10-14 11:48:16 INFO StatWtTVI::summarizeStats The variance of the computed weights is 3.3415 2025-10-14 11:48:16 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:16 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:15.329330 End time: 2025-10-14 11:48:15.634261 2025-10-14 11:48:16 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:16 INFO statwt::::casa ########################################## 2025-10-14 11:48:16 INFO statwt::::casa ########################################## 2025-10-14 11:48:16 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:16 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' ) 2025-10-14 11:48:16 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:16 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:16 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_6 2025-10-14 11:48:16 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. 2025-10-14 11:48:16 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:16 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:16 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2025-10-14 11:48:16 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:16 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:16 INFO StatWtTVI::summarizeFlagging 0 2700 1831 2025-10-14 11:48:16 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~9, 21~62 2025-10-14 11:48:16 INFO StatWtTVI::summarizeStats The mean of the computed weights is 2.60577 2025-10-14 11:48:16 INFO StatWtTVI::summarizeStats The variance of the computed weights is 2.70016 2025-10-14 11:48:16 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:16 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:15.924437 End time: 2025-10-14 11:48:16.193765 2025-10-14 11:48:16 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:16 INFO statwt::::casa ########################################## 2025-10-14 11:48:16 INFO name:: No table opened. 2025-10-14 11:48:16 INFO name:: No table opened. .2025-10-14 11:48:16 INFO statwt::::casa ########################################## 2025-10-14 11:48:16 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:16 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' ) 2025-10-14 11:48:16 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:16 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:16 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2025-10-14 11:48:16 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. 2025-10-14 11:48:16 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:18 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:18 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2025-10-14 11:48:18 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:18 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:18 INFO StatWtTVI::summarizeFlagging 0 43192 28331 2025-10-14 11:48:18 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:18 INFO StatWtTVI::summarizeStats The mean of the computed weights is 16.7062 2025-10-14 11:48:18 INFO StatWtTVI::summarizeStats The variance of the computed weights is 170.875 2025-10-14 11:48:18 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:18 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:16.302689 End time: 2025-10-14 11:48:17.553057 2025-10-14 11:48:18 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:18 INFO statwt::::casa ########################################## 2025-10-14 11:48:18 INFO statwt::::casa ########################################## 2025-10-14 11:48:18 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:18 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' ) 2025-10-14 11:48:18 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:18 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:18 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_2 2025-10-14 11:48:18 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. 2025-10-14 11:48:18 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:19 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:19 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2025-10-14 11:48:19 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:19 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:19 INFO StatWtTVI::summarizeFlagging 0 43192 28331 2025-10-14 11:48:19 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:19 INFO StatWtTVI::summarizeStats The mean of the computed weights is 16.7062 2025-10-14 11:48:19 INFO StatWtTVI::summarizeStats The variance of the computed weights is 170.875 2025-10-14 11:48:19 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:19 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:17.618949 End time: 2025-10-14 11:48:18.765793 2025-10-14 11:48:19 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:19 INFO statwt::::casa ########################################## 2025-10-14 11:48:19 INFO statwt::::casa ########################################## 2025-10-14 11:48:19 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:19 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' ) 2025-10-14 11:48:19 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:19 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:19 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_3 2025-10-14 11:48:19 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. 2025-10-14 11:48:19 INFO StatWtColConfig::_initSpecColsIfNecessary Fully initializing WEIGHT_SPECTRUM column 2025-10-14 11:48:19 INFO StatWtColConfig::_initSpecColsIfNecessary Fully initializing SIGMA_SPECTRUM column 2025-10-14 11:48:19 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:20 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:20 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2025-10-14 11:48:20 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:20 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:20 INFO StatWtTVI::summarizeFlagging 0 43192 28331 2025-10-14 11:48:20 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:20 INFO StatWtTVI::summarizeStats The mean of the computed weights is 16.7062 2025-10-14 11:48:20 INFO StatWtTVI::summarizeStats The variance of the computed weights is 170.875 2025-10-14 11:48:20 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:20 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:18.811338 End time: 2025-10-14 11:48:20.087794 2025-10-14 11:48:20 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:20 INFO statwt::::casa ########################################## 2025-10-14 11:48:20 INFO statwt::::casa ########################################## 2025-10-14 11:48:20 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:20 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' ) 2025-10-14 11:48:20 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:20 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:20 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_4 2025-10-14 11:48:20 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. 2025-10-14 11:48:20 INFO StatWtColConfig::_initSpecColsIfNecessary Fully initializing WEIGHT_SPECTRUM column 2025-10-14 11:48:20 INFO StatWtColConfig::_initSpecColsIfNecessary Fully initializing SIGMA_SPECTRUM column 2025-10-14 11:48:20 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:21 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:21 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2025-10-14 11:48:21 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:21 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:21 INFO StatWtTVI::summarizeFlagging 0 43192 28331 2025-10-14 11:48:21 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:21 INFO StatWtTVI::summarizeStats The mean of the computed weights is 16.7062 2025-10-14 11:48:21 INFO StatWtTVI::summarizeStats The variance of the computed weights is 170.875 2025-10-14 11:48:21 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:21 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:20.145216 End time: 2025-10-14 11:48:21.343066 2025-10-14 11:48:21 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:21 INFO statwt::::casa ########################################## 2025-10-14 11:48:21 INFO statwt::::casa ########################################## 2025-10-14 11:48:21 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:21 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' ) 2025-10-14 11:48:21 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:21 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:21 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_5 2025-10-14 11:48:21 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. 2025-10-14 11:48:21 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:22 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:22 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2025-10-14 11:48:22 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:22 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:22 INFO StatWtTVI::summarizeFlagging 0 21600 11131 2025-10-14 11:48:22 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:22 INFO StatWtTVI::summarizeStats The mean of the computed weights is 14.0517 2025-10-14 11:48:22 INFO StatWtTVI::summarizeStats The variance of the computed weights is 92.3814 2025-10-14 11:48:22 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:22 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:21.382123 End time: 2025-10-14 11:48:22.006382 2025-10-14 11:48:22 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:22 INFO statwt::::casa ########################################## 2025-10-14 11:48:22 INFO statwt::::casa ########################################## 2025-10-14 11:48:22 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:22 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' ) 2025-10-14 11:48:22 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:22 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:22 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_6 2025-10-14 11:48:22 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. 2025-10-14 11:48:22 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:23 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:23 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2025-10-14 11:48:23 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:23 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:23 INFO StatWtTVI::summarizeFlagging 0 21600 11131 2025-10-14 11:48:23 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:23 INFO StatWtTVI::summarizeStats The mean of the computed weights is 14.0517 2025-10-14 11:48:23 INFO StatWtTVI::summarizeStats The variance of the computed weights is 92.3814 2025-10-14 11:48:23 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:23 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:22.073241 End time: 2025-10-14 11:48:22.691364 2025-10-14 11:48:23 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:23 INFO statwt::::casa ########################################## 2025-10-14 11:48:23 INFO statwt::::casa ########################################## 2025-10-14 11:48:23 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:23 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' ) 2025-10-14 11:48:23 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:23 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:23 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_7 2025-10-14 11:48:23 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. 2025-10-14 11:48:23 INFO StatWtColConfig::_initSpecColsIfNecessary Fully initializing WEIGHT_SPECTRUM column 2025-10-14 11:48:23 INFO StatWtColConfig::_initSpecColsIfNecessary Fully initializing SIGMA_SPECTRUM column 2025-10-14 11:48:23 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:23 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:23 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2025-10-14 11:48:23 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:23 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:23 INFO StatWtTVI::summarizeFlagging 0 21600 11131 2025-10-14 11:48:23 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:23 INFO StatWtTVI::summarizeStats The mean of the computed weights is 14.0517 2025-10-14 11:48:23 INFO StatWtTVI::summarizeStats The variance of the computed weights is 92.3814 2025-10-14 11:48:23 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:24 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:22.765736 End time: 2025-10-14 11:48:23.506512 2025-10-14 11:48:24 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:24 INFO statwt::::casa ########################################## 2025-10-14 11:48:24 INFO name:: No table opened. 2025-10-14 11:48:24 INFO name:: No table opened. .2025-10-14 11:48:25 INFO statwt::::casa ########################################## 2025-10-14 11:48:25 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:25 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' ) 2025-10-14 11:48:25 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:25 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:25 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2025-10-14 11:48:25 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. 2025-10-14 11:48:25 INFO StatWtColConfig::_initSpecColsIfNecessary Fully initializing WEIGHT_SPECTRUM column 2025-10-14 11:48:25 INFO StatWtColConfig::_initSpecColsIfNecessary Fully initializing SIGMA_SPECTRUM column 2025-10-14 11:48:25 INFO StatWtTVI::StatWtTVI Using DATA - MODEL_DATA to compute weights 2025-10-14 11:48:27 INFO StatWtTVI::summarizeFlagging Originally, 28.7129% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:27 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 28.7129% 2025-10-14 11:48:27 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:27 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:27 INFO StatWtTVI::summarizeFlagging 0 356 4 2025-10-14 11:48:27 INFO StatWtTVI::summarizeFlagging 1 288 18 2025-10-14 11:48:27 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~15;SPW 1, channels 0~15 2025-10-14 11:48:27 INFO StatWtTVI::summarizeStats The mean of the computed weights is 34.8553 2025-10-14 11:48:27 INFO StatWtTVI::summarizeStats The variance of the computed weights is 104.361 2025-10-14 11:48:27 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:27 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:24.611632 End time: 2025-10-14 11:48:26.610628 2025-10-14 11:48:27 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:27 INFO statwt::::casa ########################################## 2025-10-14 11:48:27 INFO statwt::::casa ########################################## 2025-10-14 11:48:27 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:27 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' ) 2025-10-14 11:48:27 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:27 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:27 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2025-10-14 11:48:27 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. 2025-10-14 11:48:27 INFO StatWtColConfig::_initSpecColsIfNecessary Fully initializing WEIGHT_SPECTRUM column 2025-10-14 11:48:27 INFO StatWtColConfig::_initSpecColsIfNecessary Fully initializing SIGMA_SPECTRUM column 2025-10-14 11:48:28 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. 2025-10-14 11:48:28 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 2025-10-14 11:48:28 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. 2025-10-14 11:48:28 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 2025-10-14 11:48:28 INFO statwt::::casa Traceback (most recent call last): 2025-10-14 11:48:28 INFO statwt::::casa+ File "/wheeldirectory/casa-6.7.1-12-py3.10.el8/lib/py/lib/python3.10/site-packages/casashell/private/statwt.py", line 993, in __call__ 2025-10-14 11:48:28 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'] ) 2025-10-14 11:48:28 INFO statwt::::casa+ File "/wheeldirectory/casa-6.7.1-12-py3.10.el8/lib/py/lib/python3.10/site-packages/casatasks/private/task_statwt.py", line 56, in statwt 2025-10-14 11:48:28 INFO statwt::::casa+ rval = myms.statwt( 2025-10-14 11:48:28 INFO statwt::::casa+ File "/wheeldirectory/casa-6.7.1-12-py3.10.el8/lib/py/lib/python3.10/site-packages/casatools/ms.py", line 1235, in statwt 2025-10-14 11:48:28 INFO statwt::::casa+ return self._swigobj.statwt(combine, timebin, slidetimebin, chanbin, minsamp, statalg, fence, center, lside, zscore, maxiter, fitspw, excludechans, wtrange, preview, datacolumn) 2025-10-14 11:48:28 INFO statwt::::casa+ File "/wheeldirectory/casa-6.7.1-12-py3.10.el8/lib/py/lib/python3.10/site-packages/casatools/__casac__/ms.py", line 2775, in statwt 2025-10-14 11:48:28 INFO statwt::::casa+ return _ms.ms_statwt(self, *args, **kwargs) 2025-10-14 11:48:28 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. 2025-10-14 11:48:28 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 2025-10-14 11:48:28 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:27.214436 End time: 2025-10-14 11:48:27.769800 2025-10-14 11:48:28 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:28 INFO statwt::::casa ########################################## 2025-10-14 11:48:28 INFO statwt::::casa ########################################## 2025-10-14 11:48:28 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:28 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' ) 2025-10-14 11:48:28 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:28 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:28 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_2 2025-10-14 11:48:28 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. 2025-10-14 11:48:28 INFO StatWtTVI::StatWtTVI Using DATA - MODEL_DATA to compute weights 2025-10-14 11:48:29 INFO StatWtTVI::summarizeFlagging Originally, 15.3455% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:29 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 15.3455% 2025-10-14 11:48:29 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:29 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:29 INFO StatWtTVI::summarizeFlagging 0 356 4 2025-10-14 11:48:29 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~15 2025-10-14 11:48:29 INFO StatWtTVI::summarizeStats The mean of the computed weights is 38.2032 2025-10-14 11:48:29 INFO StatWtTVI::summarizeStats The variance of the computed weights is 83.0845 2025-10-14 11:48:29 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:29 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:27.774313 End time: 2025-10-14 11:48:28.556635 2025-10-14 11:48:29 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:29 INFO statwt::::casa ########################################## 2025-10-14 11:48:29 INFO name:: No table opened. 2025-10-14 11:48:29 INFO name:: No table opened. .2025-10-14 11:48:29 INFO statwt::::casa ########################################## 2025-10-14 11:48:29 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:29 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' ) 2025-10-14 11:48:29 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:29 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:29 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2025-10-14 11:48:29 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. 2025-10-14 11:48:29 INFO StatWtTVI::StatWtTVI Using DATA to compute weights 2025-10-14 11:48:29 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:29 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2025-10-14 11:48:29 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:29 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:29 INFO StatWtTVI::summarizeFlagging 0 2700 1793 2025-10-14 11:48:29 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:29 INFO StatWtTVI::summarizeStats The mean of the computed weights is 3.00744 2025-10-14 11:48:29 INFO StatWtTVI::summarizeStats The variance of the computed weights is 3.3415 2025-10-14 11:48:29 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:29 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:28.672329 End time: 2025-10-14 11:48:28.980469 2025-10-14 11:48:29 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:29 INFO statwt::::casa ########################################## 2025-10-14 11:48:29 INFO name:: No table opened. 2025-10-14 11:48:29 INFO name:: No table opened. .2025-10-14 11:48:30 INFO statwt::::casa ########################################## 2025-10-14 11:48:30 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:30 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' ) 2025-10-14 11:48:30 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:30 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:30 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2025-10-14 11:48:30 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. 2025-10-14 11:48:30 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:30 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:30 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2025-10-14 11:48:30 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:30 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:30 INFO StatWtTVI::summarizeFlagging 0 315 124 2025-10-14 11:48:30 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:30 INFO StatWtTVI::summarizeStats The mean of the computed weights is 2.46865 2025-10-14 11:48:30 INFO StatWtTVI::summarizeStats The variance of the computed weights is 0.933388 2025-10-14 11:48:30 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:30 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:29.518145 End time: 2025-10-14 11:48:29.775241 2025-10-14 11:48:30 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:30 INFO statwt::::casa ########################################## 2025-10-14 11:48:30 INFO statwt::::casa ########################################## 2025-10-14 11:48:30 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:30 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' ) 2025-10-14 11:48:30 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:30 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:30 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_2 2025-10-14 11:48:30 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. 2025-10-14 11:48:30 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:30 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:30 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2025-10-14 11:48:30 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:30 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:30 INFO StatWtTVI::summarizeFlagging 0 315 124 2025-10-14 11:48:30 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:30 INFO StatWtTVI::summarizeStats The mean of the computed weights is 2.46865 2025-10-14 11:48:30 INFO StatWtTVI::summarizeStats The variance of the computed weights is 0.933388 2025-10-14 11:48:30 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:30 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:29.976722 End time: 2025-10-14 11:48:30.271711 2025-10-14 11:48:30 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:30 INFO statwt::::casa ########################################## 2025-10-14 11:48:30 INFO name:: No table opened. 2025-10-14 11:48:30 INFO name:: No table opened. .2025-10-14 11:48:30 INFO statwt::::casa ########################################## 2025-10-14 11:48:30 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:30 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' ) 2025-10-14 11:48:30 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:30 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:30 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2025-10-14 11:48:30 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. 2025-10-14 11:48:30 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:31 INFO StatWtTVI::summarizeFlagging Originally, 18.1818% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:31 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.1818% 2025-10-14 11:48:31 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:31 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:31 INFO StatWtTVI::summarizeFlagging 0 1530 1019 2025-10-14 11:48:31 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:31 INFO StatWtTVI::summarizeStats The mean of the computed weights is 3.57858 2025-10-14 11:48:31 INFO StatWtTVI::summarizeStats The variance of the computed weights is 3.8497 2025-10-14 11:48:31 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:31 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:30.387445 End time: 2025-10-14 11:48:30.573525 2025-10-14 11:48:31 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:31 INFO statwt::::casa ########################################## 2025-10-14 11:48:31 INFO statwt::::casa ########################################## 2025-10-14 11:48:31 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:31 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' ) 2025-10-14 11:48:31 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:31 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:31 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_2 2025-10-14 11:48:31 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. 2025-10-14 11:48:31 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:31 INFO StatWtTVI::summarizeFlagging Originally, 18.1818% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:31 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.1818% 2025-10-14 11:48:31 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:31 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:31 INFO StatWtTVI::summarizeFlagging 0 1530 1019 2025-10-14 11:48:31 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:31 INFO StatWtTVI::summarizeStats The mean of the computed weights is 3.57858 2025-10-14 11:48:31 INFO StatWtTVI::summarizeStats The variance of the computed weights is 3.8497 2025-10-14 11:48:31 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:31 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:31.099661 End time: 2025-10-14 11:48:31.272859 2025-10-14 11:48:31 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:31 INFO statwt::::casa ########################################## 2025-10-14 11:48:31 INFO name:: No table opened. 2025-10-14 11:48:31 INFO name:: No table opened. .2025-10-14 11:48:31 INFO statwt::::casa ########################################## 2025-10-14 11:48:31 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:31 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' ) 2025-10-14 11:48:31 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:31 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:31 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2025-10-14 11:48:31 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. 2025-10-14 11:48:31 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:32 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:32 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2025-10-14 11:48:32 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:32 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:32 INFO StatWtTVI::summarizeFlagging 0 2700 1793 2025-10-14 11:48:32 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:32 INFO StatWtTVI::summarizeStats The mean of the computed weights is 3.00744 2025-10-14 11:48:32 INFO StatWtTVI::summarizeStats The variance of the computed weights is 3.3415 2025-10-14 11:48:32 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:32 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:31.376294 End time: 2025-10-14 11:48:31.668252 2025-10-14 11:48:32 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:32 INFO statwt::::casa ########################################## 2025-10-14 11:48:32 INFO statwt::::casa ########################################## 2025-10-14 11:48:32 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:32 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' ) 2025-10-14 11:48:32 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:32 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:32 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_2 2025-10-14 11:48:32 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. 2025-10-14 11:48:32 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:32 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0.0151515%. 2025-10-14 11:48:32 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.2121% 2025-10-14 11:48:32 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:32 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:32 INFO StatWtTVI::summarizeFlagging 0 2699 1793 2025-10-14 11:48:32 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:32 INFO StatWtTVI::summarizeStats The mean of the computed weights is 3.00706 2025-10-14 11:48:32 INFO StatWtTVI::summarizeStats The variance of the computed weights is 3.34301 2025-10-14 11:48:32 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:32 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:31.764007 End time: 2025-10-14 11:48:32.028439 2025-10-14 11:48:32 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:32 INFO statwt::::casa ########################################## 2025-10-14 11:48:32 INFO name:: No table opened. 2025-10-14 11:48:32 INFO name:: No table opened. .2025-10-14 11:48:32 INFO statwt::::casa ########################################## 2025-10-14 11:48:32 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:32 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' ) 2025-10-14 11:48:32 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:32 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:32 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2025-10-14 11:48:32 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. 2025-10-14 11:48:32 INFO StatWtTVI::StatWtTVI Using DATA - MODEL_DATA to compute weights 2025-10-14 11:48:33 INFO StatWtTVI::summarizeFlagging Originally, 28.7129% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:33 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 28.7129% 2025-10-14 11:48:33 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:33 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:33 INFO StatWtTVI::summarizeFlagging 0 3936 1945 2025-10-14 11:48:33 INFO StatWtTVI::summarizeFlagging 1 3888 2344 2025-10-14 11:48:33 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~15;SPW 1, channels 0~15 2025-10-14 11:48:33 INFO StatWtTVI::summarizeStats The mean of the computed weights is 40.6606 2025-10-14 11:48:33 INFO StatWtTVI::summarizeStats The variance of the computed weights is 372.347 2025-10-14 11:48:33 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:33 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:32.182710 End time: 2025-10-14 11:48:32.621264 2025-10-14 11:48:33 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:33 INFO statwt::::casa ########################################## 2025-10-14 11:48:33 INFO statwt::::casa ########################################## 2025-10-14 11:48:33 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:33 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' ) 2025-10-14 11:48:33 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:33 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:33 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2025-10-14 11:48:33 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. 2025-10-14 11:48:33 INFO StatWtTVI::StatWtTVI Using DATA - MODEL_DATA to compute weights 2025-10-14 11:48:33 INFO StatWtTVI::summarizeFlagging Originally, 28.7129% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:33 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 28.7129% 2025-10-14 11:48:33 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:33 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:33 INFO StatWtTVI::summarizeFlagging 0 360 13 2025-10-14 11:48:33 INFO StatWtTVI::summarizeFlagging 1 360 22 2025-10-14 11:48:33 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~15;SPW 1, channels 0~15 2025-10-14 11:48:33 INFO StatWtTVI::summarizeStats The mean of the computed weights is 31.8048 2025-10-14 11:48:33 INFO StatWtTVI::summarizeStats The variance of the computed weights is 45.3775 2025-10-14 11:48:33 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:33 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:32.946434 End time: 2025-10-14 11:48:33.373297 2025-10-14 11:48:33 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:33 INFO statwt::::casa ########################################## 2025-10-14 11:48:34 INFO name:: No table opened. 2025-10-14 11:48:34 INFO name:: No table opened. .2025-10-14 11:48:34 INFO statwt::::casa ########################################## 2025-10-14 11:48:34 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:34 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' ) 2025-10-14 11:48:34 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:34 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:34 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2025-10-14 11:48:34 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. 2025-10-14 11:48:34 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:34 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:34 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2025-10-14 11:48:34 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:34 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:34 INFO StatWtTVI::summarizeFlagging 0 270 89 2025-10-14 11:48:34 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:34 INFO StatWtTVI::summarizeStats The mean of the computed weights is 2.46103 2025-10-14 11:48:34 INFO StatWtTVI::summarizeStats The variance of the computed weights is 0.913911 2025-10-14 11:48:34 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:34 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:34.196159 End time: 2025-10-14 11:48:34.479711 2025-10-14 11:48:34 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:34 INFO statwt::::casa ########################################## 2025-10-14 11:48:35 INFO name:: No table opened. 2025-10-14 11:48:35 INFO name:: No table opened. .2025-10-14 11:48:35 INFO statwt::::casa ########################################## 2025-10-14 11:48:35 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:35 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' ) 2025-10-14 11:48:35 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:35 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:35 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2025-10-14 11:48:35 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. 2025-10-14 11:48:35 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:35 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:35 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2025-10-14 11:48:35 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:35 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:35 INFO StatWtTVI::summarizeFlagging 0 45 45 2025-10-14 11:48:35 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:35 INFO StatWtTVI::summarizeStats The mean of the computed weights is 0.0597345 2025-10-14 11:48:35 INFO StatWtTVI::summarizeStats The variance of the computed weights is 3.00596e-06 2025-10-14 11:48:35 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:35 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:35.102735 End time: 2025-10-14 11:48:35.328980 2025-10-14 11:48:35 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:35 INFO statwt::::casa ########################################## 2025-10-14 11:48:36 INFO statwt::::casa ########################################## 2025-10-14 11:48:36 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:36 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' ) 2025-10-14 11:48:36 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:36 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:36 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_2 2025-10-14 11:48:36 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. 2025-10-14 11:48:36 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:36 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:36 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2025-10-14 11:48:36 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:36 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:36 INFO StatWtTVI::summarizeFlagging 0 45 45 2025-10-14 11:48:36 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:36 INFO StatWtTVI::summarizeStats The mean of the computed weights is 0.0597345 2025-10-14 11:48:36 INFO StatWtTVI::summarizeStats The variance of the computed weights is 3.00596e-06 2025-10-14 11:48:36 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:36 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:35.711383 End time: 2025-10-14 11:48:35.990156 2025-10-14 11:48:36 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:36 INFO statwt::::casa ########################################## 2025-10-14 11:48:36 INFO name:: No table opened. 2025-10-14 11:48:36 INFO name:: No table opened. .2025-10-14 11:48:36 INFO statwt::::casa ########################################## 2025-10-14 11:48:36 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:36 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' ) 2025-10-14 11:48:36 INFO statwt::::casa Running in preview mode. No flags will be modified, so existing flags will not be backed up. 2025-10-14 11:48:36 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:36 INFO StatWt::writeWeights RAN IN PREVIEW MODE. NO WEIGHTS NOR FLAGS WERE CHANGED. 2025-10-14 11:48:36 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 59.4848%. 2025-10-14 11:48:36 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 77.6818% 2025-10-14 11:48:36 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:36 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:36 INFO StatWtTVI::summarizeFlagging 0 630 288 2025-10-14 11:48:36 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:36 INFO StatWtTVI::summarizeStats The mean of the computed weights is 2.55491 2025-10-14 11:48:36 INFO StatWtTVI::summarizeStats The variance of the computed weights is 1.29512 2025-10-14 11:48:36 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:36 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:36.119853 End time: 2025-10-14 11:48:36.281314 2025-10-14 11:48:36 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:36 INFO statwt::::casa ########################################## 2025-10-14 11:48:36 INFO name:: No table opened. 2025-10-14 11:48:36 INFO name:: No table opened. .2025-10-14 11:48:36 INFO statwt::::casa ########################################## 2025-10-14 11:48:36 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:36 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' ) 2025-10-14 11:48:36 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:36 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:36 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2025-10-14 11:48:36 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. 2025-10-14 11:48:36 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA - MODEL_DATA to compute weights 2025-10-14 11:48:37 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:37 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2025-10-14 11:48:37 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:37 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:37 INFO StatWtTVI::summarizeFlagging 0 5399 3837 2025-10-14 11:48:37 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:37 INFO StatWtTVI::summarizeStats The mean of the computed weights is 3.69122 2025-10-14 11:48:37 INFO StatWtTVI::summarizeStats The variance of the computed weights is 6.86097 2025-10-14 11:48:37 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:37 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:36.345924 End time: 2025-10-14 11:48:36.733960 2025-10-14 11:48:37 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:37 INFO statwt::::casa ########################################## 2025-10-14 11:48:37 INFO name:: No table opened. 2025-10-14 11:48:37 INFO name:: No table opened. .2025-10-14 11:48:37 INFO statwt::::casa ########################################## 2025-10-14 11:48:37 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:37 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' ) 2025-10-14 11:48:37 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:37 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:37 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2025-10-14 11:48:37 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. 2025-10-14 11:48:37 INFO StatWtTVI::StatWtTVI Using DATA - MODEL_DATA to compute weights 2025-10-14 11:48:37 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:37 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2025-10-14 11:48:37 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:37 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:37 INFO StatWtTVI::summarizeFlagging 0 5399 2389 2025-10-14 11:48:37 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:37 INFO StatWtTVI::summarizeStats The mean of the computed weights is 1533.27 2025-10-14 11:48:37 INFO StatWtTVI::summarizeStats The variance of the computed weights is 1.48377e+06 2025-10-14 11:48:37 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:38 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:37.100833 End time: 2025-10-14 11:48:37.526957 2025-10-14 11:48:38 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:38 INFO statwt::::casa ########################################## 2025-10-14 11:48:38 INFO name:: No table opened. 2025-10-14 11:48:38 INFO name:: No table opened. .2025-10-14 11:48:38 INFO statwt::::casa ########################################## 2025-10-14 11:48:38 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:38 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' ) 2025-10-14 11:48:38 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:38 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:38 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2025-10-14 11:48:38 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. 2025-10-14 11:48:38 INFO StatWtTVI::StatWtTVI Using DATA - MODEL_DATA to compute weights 2025-10-14 11:48:38 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:38 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2025-10-14 11:48:38 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:38 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:38 INFO StatWtTVI::summarizeFlagging 0 5399 2389 2025-10-14 11:48:38 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:38 INFO StatWtTVI::summarizeStats The mean of the computed weights is 1533.27 2025-10-14 11:48:38 INFO StatWtTVI::summarizeStats The variance of the computed weights is 1.48377e+06 2025-10-14 11:48:38 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:38 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:37.775561 End time: 2025-10-14 11:48:38.129724 2025-10-14 11:48:38 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:38 INFO statwt::::casa ########################################## 2025-10-14 11:48:38 INFO name:: No table opened. 2025-10-14 11:48:38 INFO name:: No table opened. .2025-10-14 11:48:38 INFO statwt::::casa ########################################## 2025-10-14 11:48:38 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:38 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' ) 2025-10-14 11:48:38 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:38 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:38 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2025-10-14 11:48:38 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. 2025-10-14 11:48:38 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA - MODEL_DATA to compute weights 2025-10-14 11:48:39 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:39 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2025-10-14 11:48:39 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:39 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:39 INFO StatWtTVI::summarizeFlagging 0 5399 3837 2025-10-14 11:48:39 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:39 INFO StatWtTVI::summarizeStats The mean of the computed weights is 3.69122 2025-10-14 11:48:39 INFO StatWtTVI::summarizeStats The variance of the computed weights is 6.86097 2025-10-14 11:48:39 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:39 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:38.352070 End time: 2025-10-14 11:48:38.823641 2025-10-14 11:48:39 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:39 INFO statwt::::casa ########################################## 2025-10-14 11:48:39 INFO name:: No table opened. 2025-10-14 11:48:39 INFO name:: No table opened. .2025-10-14 11:48:39 INFO statwt::::casa ########################################## 2025-10-14 11:48:39 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:39 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' ) 2025-10-14 11:48:39 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:39 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:39 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2025-10-14 11:48:39 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. 2025-10-14 11:48:39 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:40 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:40 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2025-10-14 11:48:40 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:40 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:40 INFO StatWtTVI::summarizeFlagging 0 5399 3837 2025-10-14 11:48:40 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:40 INFO StatWtTVI::summarizeStats The mean of the computed weights is 3.69122 2025-10-14 11:48:40 INFO StatWtTVI::summarizeStats The variance of the computed weights is 6.86097 2025-10-14 11:48:40 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:40 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:39.174909 End time: 2025-10-14 11:48:39.601809 2025-10-14 11:48:40 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:40 INFO statwt::::casa ########################################## 2025-10-14 11:48:40 INFO name:: No table opened. 2025-10-14 11:48:40 INFO name:: No table opened. .2025-10-14 11:48:40 INFO statwt::::casa ########################################## 2025-10-14 11:48:40 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:40 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' ) 2025-10-14 11:48:40 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:40 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:40 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2025-10-14 11:48:40 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. 2025-10-14 11:48:40 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:40 INFO StatWtTVI::summarizeFlagging Originally, 18.1818% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:40 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.1818% 2025-10-14 11:48:40 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:40 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:40 INFO StatWtTVI::summarizeFlagging 0 135 88 2025-10-14 11:48:40 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:40 INFO StatWtTVI::summarizeStats The mean of the computed weights is 2.676 2025-10-14 11:48:40 INFO StatWtTVI::summarizeStats The variance of the computed weights is 1.37272 2025-10-14 11:48:40 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:40 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:39.667122 End time: 2025-10-14 11:48:39.749838 2025-10-14 11:48:40 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:40 INFO statwt::::casa ########################################## 2025-10-14 11:48:40 INFO name:: No table opened. 2025-10-14 11:48:40 INFO name:: No table opened. .2025-10-14 11:48:40 INFO statwt::::casa ########################################## 2025-10-14 11:48:40 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:40 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' ) 2025-10-14 11:48:40 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:40 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:40 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2025-10-14 11:48:40 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. 2025-10-14 11:48:40 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:41 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:41 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2025-10-14 11:48:41 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:41 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:41 INFO StatWtTVI::summarizeFlagging 0 5400 2944 2025-10-14 11:48:41 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:41 INFO StatWtTVI::summarizeStats The mean of the computed weights is 2.87503 2025-10-14 11:48:41 INFO StatWtTVI::summarizeStats The variance of the computed weights is 2.18372 2025-10-14 11:48:41 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:41 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:40.096669 End time: 2025-10-14 11:48:40.565819 2025-10-14 11:48:41 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:41 INFO statwt::::casa ########################################## 2025-10-14 11:48:41 INFO name:: No table opened. 2025-10-14 11:48:41 INFO name:: No table opened. .2025-10-14 11:48:41 INFO statwt::::casa ########################################## 2025-10-14 11:48:41 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:41 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' ) 2025-10-14 11:48:41 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:41 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:41 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_2 2025-10-14 11:48:41 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. 2025-10-14 11:48:41 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:41 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:41 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2025-10-14 11:48:41 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:41 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:41 INFO StatWtTVI::summarizeFlagging 0 5400 2892 2025-10-14 11:48:41 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:41 INFO StatWtTVI::summarizeStats The mean of the computed weights is 2.86331 2025-10-14 11:48:41 INFO StatWtTVI::summarizeStats The variance of the computed weights is 2.05373 2025-10-14 11:48:41 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:41 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:40.918156 End time: 2025-10-14 11:48:41.434933 2025-10-14 11:48:41 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:41 INFO statwt::::casa ########################################## 2025-10-14 11:48:42 INFO statwt::::casa ########################################## 2025-10-14 11:48:42 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:42 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' ) 2025-10-14 11:48:42 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:42 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:42 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_3 2025-10-14 11:48:42 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. 2025-10-14 11:48:42 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:43 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:43 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2025-10-14 11:48:43 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:43 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:43 INFO StatWtTVI::summarizeFlagging 0 5400 2782 2025-10-14 11:48:43 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:43 INFO StatWtTVI::summarizeStats The mean of the computed weights is 2.83245 2025-10-14 11:48:43 INFO StatWtTVI::summarizeStats The variance of the computed weights is 1.90358 2025-10-14 11:48:43 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:43 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:42.179487 End time: 2025-10-14 11:48:42.703451 2025-10-14 11:48:43 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:43 INFO statwt::::casa ########################################## 2025-10-14 11:48:43 INFO name:: No table opened. 2025-10-14 11:48:43 INFO name:: No table opened. .2025-10-14 11:48:43 INFO statwt::::casa ########################################## 2025-10-14 11:48:43 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:43 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' ) 2025-10-14 11:48:43 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:43 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:43 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2025-10-14 11:48:43 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. 2025-10-14 11:48:43 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:44 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:44 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2025-10-14 11:48:44 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:44 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:44 INFO StatWtTVI::summarizeFlagging 0 2700 1793 2025-10-14 11:48:44 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:44 INFO StatWtTVI::summarizeStats The mean of the computed weights is 3.00744 2025-10-14 11:48:44 INFO StatWtTVI::summarizeStats The variance of the computed weights is 3.3415 2025-10-14 11:48:44 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:44 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:43.191962 End time: 2025-10-14 11:48:43.530152 2025-10-14 11:48:44 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:44 INFO statwt::::casa ########################################## 2025-10-14 11:48:44 INFO name:: No table opened. 2025-10-14 11:48:44 INFO name:: No table opened. .2025-10-14 11:48:44 INFO statwt::::casa ########################################## 2025-10-14 11:48:44 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:44 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' ) 2025-10-14 11:48:44 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:44 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:44 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2025-10-14 11:48:44 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. 2025-10-14 11:48:44 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:44 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:44 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2025-10-14 11:48:44 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:44 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:44 INFO StatWtTVI::summarizeFlagging 0 5399 3837 2025-10-14 11:48:44 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:44 INFO StatWtTVI::summarizeStats The mean of the computed weights is 3.69122 2025-10-14 11:48:44 INFO StatWtTVI::summarizeStats The variance of the computed weights is 6.86097 2025-10-14 11:48:44 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:44 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:43.637438 End time: 2025-10-14 11:48:44.039663 2025-10-14 11:48:44 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:44 INFO statwt::::casa ########################################## 2025-10-14 11:48:44 INFO statwt::::casa ########################################## 2025-10-14 11:48:44 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:44 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' ) 2025-10-14 11:48:44 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:44 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:44 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_2 2025-10-14 11:48:44 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. 2025-10-14 11:48:44 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:45 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:45 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2025-10-14 11:48:45 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:45 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:45 INFO StatWtTVI::summarizeFlagging 0 5399 2485 2025-10-14 11:48:45 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:45 INFO StatWtTVI::summarizeStats The mean of the computed weights is 9.49987 2025-10-14 11:48:45 INFO StatWtTVI::summarizeStats The variance of the computed weights is 19.7106 2025-10-14 11:48:45 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:45 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:44.104065 End time: 2025-10-14 11:48:44.572769 2025-10-14 11:48:45 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:45 INFO statwt::::casa ########################################## 2025-10-14 11:48:45 INFO statwt::::casa ########################################## 2025-10-14 11:48:45 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:45 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' ) 2025-10-14 11:48:45 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:45 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:45 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_3 2025-10-14 11:48:45 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. 2025-10-14 11:48:45 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:45 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:45 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2025-10-14 11:48:45 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:45 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:45 INFO StatWtTVI::summarizeFlagging 0 5399 2320 2025-10-14 11:48:45 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:45 INFO StatWtTVI::summarizeStats The mean of the computed weights is 49.5864 2025-10-14 11:48:45 INFO StatWtTVI::summarizeStats The variance of the computed weights is 418.744 2025-10-14 11:48:45 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:45 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:44.613072 End time: 2025-10-14 11:48:45.048331 2025-10-14 11:48:45 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:45 INFO statwt::::casa ########################################## 2025-10-14 11:48:45 INFO statwt::::casa ########################################## 2025-10-14 11:48:45 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:45 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' ) 2025-10-14 11:48:45 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:45 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:45 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_4 2025-10-14 11:48:45 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. 2025-10-14 11:48:45 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:46 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:46 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2025-10-14 11:48:46 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:46 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:46 INFO StatWtTVI::summarizeFlagging 0 5399 4066 2025-10-14 11:48:46 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:46 INFO StatWtTVI::summarizeStats The mean of the computed weights is 5.55784 2025-10-14 11:48:46 INFO StatWtTVI::summarizeStats The variance of the computed weights is 22.2368 2025-10-14 11:48:46 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:46 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:45.087947 End time: 2025-10-14 11:48:45.539052 2025-10-14 11:48:46 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:46 INFO statwt::::casa ########################################## 2025-10-14 11:48:46 INFO statwt::::casa ########################################## 2025-10-14 11:48:46 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:46 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' ) 2025-10-14 11:48:46 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:46 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:46 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_5 2025-10-14 11:48:46 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. 2025-10-14 11:48:46 SEVERE ms::statwt Exception Reported: Unsupported value for 'statalg' at File: /source/casa6/casatools/src/code/mstransform/TVI/StatWtTVI.cc, line: 406 2025-10-14 11:48:46 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 2025-10-14 11:48:46 INFO statwt::::casa Traceback (most recent call last): 2025-10-14 11:48:46 INFO statwt::::casa+ File "/wheeldirectory/casa-6.7.1-12-py3.10.el8/lib/py/lib/python3.10/site-packages/casashell/private/statwt.py", line 993, in __call__ 2025-10-14 11:48:46 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'] ) 2025-10-14 11:48:46 INFO statwt::::casa+ File "/wheeldirectory/casa-6.7.1-12-py3.10.el8/lib/py/lib/python3.10/site-packages/casatasks/private/task_statwt.py", line 56, in statwt 2025-10-14 11:48:46 INFO statwt::::casa+ rval = myms.statwt( 2025-10-14 11:48:46 INFO statwt::::casa+ File "/wheeldirectory/casa-6.7.1-12-py3.10.el8/lib/py/lib/python3.10/site-packages/casatools/ms.py", line 1235, in statwt 2025-10-14 11:48:46 INFO statwt::::casa+ return self._swigobj.statwt(combine, timebin, slidetimebin, chanbin, minsamp, statalg, fence, center, lside, zscore, maxiter, fitspw, excludechans, wtrange, preview, datacolumn) 2025-10-14 11:48:46 INFO statwt::::casa+ File "/wheeldirectory/casa-6.7.1-12-py3.10.el8/lib/py/lib/python3.10/site-packages/casatools/__casac__/ms.py", line 2775, in statwt 2025-10-14 11:48:46 INFO statwt::::casa+ return _ms.ms_statwt(self, *args, **kwargs) 2025-10-14 11:48:46 INFO statwt::::casa+ RuntimeError: Unsupported value for 'statalg' at File: /source/casa6/casatools/src/code/mstransform/TVI/StatWtTVI.cc, line: 406 2025-10-14 11:48:46 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:45.578423 End time: 2025-10-14 11:48:45.794028 2025-10-14 11:48:46 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:46 INFO statwt::::casa ########################################## 2025-10-14 11:48:46 INFO name:: No table opened. 2025-10-14 11:48:46 INFO name:: No table opened. .2025-10-14 11:48:46 INFO statwt::::casa ########################################## 2025-10-14 11:48:46 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:46 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' ) 2025-10-14 11:48:46 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:46 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:46 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2025-10-14 11:48:46 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. 2025-10-14 11:48:46 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:46 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:46 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2025-10-14 11:48:46 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:46 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:46 INFO StatWtTVI::summarizeFlagging 0 630 288 2025-10-14 11:48:46 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:46 INFO StatWtTVI::summarizeStats The mean of the computed weights is 2.55491 2025-10-14 11:48:46 INFO StatWtTVI::summarizeStats The variance of the computed weights is 1.29512 2025-10-14 11:48:46 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:46 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:45.877185 End time: 2025-10-14 11:48:46.227121 2025-10-14 11:48:46 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:46 INFO statwt::::casa ########################################## 2025-10-14 11:48:47 INFO statwt::::casa ########################################## 2025-10-14 11:48:47 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:47 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' ) 2025-10-14 11:48:47 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:47 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:47 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_2 2025-10-14 11:48:47 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. 2025-10-14 11:48:47 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:47 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 0%. 2025-10-14 11:48:47 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 18.197% 2025-10-14 11:48:47 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:47 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:47 INFO StatWtTVI::summarizeFlagging 0 2700 948 2025-10-14 11:48:47 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:47 INFO StatWtTVI::summarizeStats The mean of the computed weights is 2.50245 2025-10-14 11:48:47 INFO StatWtTVI::summarizeStats The variance of the computed weights is 1.046 2025-10-14 11:48:47 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:47 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:46.676618 End time: 2025-10-14 11:48:46.967706 2025-10-14 11:48:47 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:47 INFO statwt::::casa ########################################## 2025-10-14 11:48:47 INFO name:: No table opened. 2025-10-14 11:48:47 INFO name:: No table opened. .2025-10-14 11:48:47 INFO statwt::::casa ########################################## 2025-10-14 11:48:47 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:47 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' ) 2025-10-14 11:48:47 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:47 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:47 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_1 2025-10-14 11:48:48 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. 2025-10-14 11:48:48 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:48 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 59.4848%. 2025-10-14 11:48:48 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 77.6818% 2025-10-14 11:48:48 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:48 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:48 INFO StatWtTVI::summarizeFlagging 0 630 288 2025-10-14 11:48:48 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:48 INFO StatWtTVI::summarizeStats The mean of the computed weights is 2.55491 2025-10-14 11:48:48 INFO StatWtTVI::summarizeStats The variance of the computed weights is 1.29512 2025-10-14 11:48:48 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:48 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:47.465727 End time: 2025-10-14 11:48:47.797163 2025-10-14 11:48:48 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:48 INFO statwt::::casa ########################################## 2025-10-14 11:48:48 INFO statwt::::casa ########################################## 2025-10-14 11:48:48 INFO statwt::::casa ##### Begin Task: statwt ##### 2025-10-14 11:48:48 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' ) 2025-10-14 11:48:48 INFO statwt::::casa Backup original flags before applying new flags 2025-10-14 11:48:48 INFO AgentFlagger::open Table type is Measurement Set 2025-10-14 11:48:48 INFO FlagVersion::saveFlagVersion Creating new backup flag file called statwt_2 2025-10-14 11:48:48 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. 2025-10-14 11:48:48 INFO StatWtTVI::StatWtTVI Using CORRECTED_DATA to compute weights 2025-10-14 11:48:48 INFO StatWtTVI::summarizeFlagging Originally, 18.197% of the data were flagged. StatWtTVI flagged an additional 59.4848%. 2025-10-14 11:48:48 INFO StatWtTVI::summarizeFlagging TOTAL FLAGGED DATA AFTER RUNNING STATWT: 77.6818% 2025-10-14 11:48:48 INFO StatWtTVI::summarizeFlagging 2025-10-14 11:48:48 INFO StatWtTVI::summarizeFlagging SPECTRAL_WINDOW SAMPLES_WITH_NON-ZERO_VARIANCE SAMPLES_WHERE_REAL_PART_VARIANCE_DIFFERS_BY_>50%_FROM_IMAGINARY_PART 2025-10-14 11:48:48 INFO StatWtTVI::summarizeFlagging 0 630 288 2025-10-14 11:48:48 INFO StatWtTVI::_logUsedChannels Weights are being computed using SPW 0, channels 0~62 2025-10-14 11:48:48 INFO StatWtTVI::summarizeStats The mean of the computed weights is 2.55491 2025-10-14 11:48:48 INFO StatWtTVI::summarizeStats The variance of the computed weights is 1.29512 2025-10-14 11:48:48 INFO StatWtTVI::summarizeStats Weights which had corresponding flags of True prior to running this application were not used to compute these stats. 2025-10-14 11:48:48 INFO statwt::::casa Task statwt complete. Start time: 2025-10-14 11:48:48.162568 End time: 2025-10-14 11:48:48.499672 2025-10-14 11:48:49 INFO statwt::::casa ##### End Task: statwt ##### 2025-10-14 11:48:49 INFO statwt::::casa ########################################## 2025-10-14 11:48:49 INFO name:: No table opened. 2025-10-14 11:48:49 INFO name:: No table opened. . ---------------------------------------------------------------------- Ran 23 tests in 36.578s OK Generating XML reports...