2025-03-16 07:28:49 INFO ::casa Using user configuration file /home/casatest/.casa/config.py 2025-03-16 07:28:49 INFO ::casa loaded config file : /wheeldirectory/casa-6.7.2-8-py3.12.el8/lib/py/lib/python3.12/site-packages/casaconfig/config.py 2025-03-16 07:28:49 INFO ::casa loaded config file : /home/casatest/.casa/config.py 2025-03-16 07:28:49 INFO ::casa 2025-03-16 07:28:49 INFO ::casa config values 2025-03-16 07:28:49 INFO ::casa agg = False 2025-03-16 07:28:49 INFO ::casa cachedir = '/home/casatest/.casa' 2025-03-16 07:28:49 INFO ::casa casaconfig_verbose = 1 2025-03-16 07:28:49 INFO ::casa colors = 'Neutral' 2025-03-16 07:28:49 INFO ::casa data_auto_update = False 2025-03-16 07:28:49 INFO ::casa datapath = ['/opt/casa/data/master', '/opt/casa/data/casatestdata'] 2025-03-16 07:28:49 INFO ::casa iplog = False 2025-03-16 07:28:49 INFO ::casa iplogfile = '/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_uvmodelfit_casashell/ipython-20250316-072847.log' 2025-03-16 07:28:49 INFO ::casa log2term = True 2025-03-16 07:28:49 INFO ::casa logfile = '/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_uvmodelfit_casashell/casa-20250316-072847.log' 2025-03-16 07:28:49 INFO ::casa measures_auto_update = False 2025-03-16 07:28:49 INFO ::casa measurespath = '/opt/casa/data/master' 2025-03-16 07:28:49 INFO ::casa nogui = False 2025-03-16 07:28:49 INFO ::casa nologfile = False 2025-03-16 07:28:49 INFO ::casa nologger = True 2025-03-16 07:28:49 INFO ::casa pipeline = False 2025-03-16 07:28:49 INFO ::casa startupfile = '/home/casatest/.casa/startup.py' 2025-03-16 07:28:49 INFO ::casa user_site = False 2025-03-16 07:28:49 INFO ::casa 2025-03-16 07:28:49 INFO ::casa casarundata version is unknown, this is probably a legacy version not installed by casaconfig 2025-03-16 07:28:49 INFO ::casa measures version : WSRT_Measures_20211217-160001.ztar 2025-03-16 07:28:49 INFO ::casa 2025-03-16 07:28:49 INFO ::casa Checking Measures tables in data repository sub-directory /opt/casa/data/master/geodetic 2025-03-16 07:28:49 INFO ::casa IERSeop2000 (version date, last date in table (UTC)): 2025/03/10/15:15, 2025/02/08/00:00:00 2025-03-16 07:28:49 INFO ::casa IERSeop97 (version date, last date in table (UTC)): 2025/03/10/15:15, 2025/02/08/00:00:00 2025-03-16 07:28:49 INFO ::casa IERSpredict (version date, last date in table (UTC)): 2025/03/15/15:15, 2025/06/13/00:00:00 2025-03-16 07:28:49 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 6.7.2.8 -- Common Astronomy Software Applications [6.7.2.8] 2025-03-16 07:28:50 INFO uvmodelfit::::casa ########################################## 2025-03-16 07:28:50 INFO uvmodelfit::::casa ##### Begin Task: uvmodelfit ##### 2025-03-16 07:28:50 INFO uvmodelfit::::casa uvmodelfit( vis='test.ms', field='1', spw='', selectdata=True, timerange='', uvrange='', antenna='1', scan='', msselect='', niter=5, comptype='P', sourcepar=[1.0, 0.0, 0.0], varypar=[], outfile='test1.cl' ) 2025-03-16 07:28:50 WARN uvmodelfit::calibrater::setvi(bool,bool) Forcing use of OLD VisibilityIterator. 2025-03-16 07:28:50 INFO uvmodelfit::calibrater::open ****Using OLD VI-driven calibrater tool**** 2025-03-16 07:28:50 INFO uvmodelfit::calibrater::open Opening MS: test.ms for calibration. 2025-03-16 07:28:50 INFO uvmodelfit::Calibrater:: Initializing nominal selection to the whole MS. 2025-03-16 07:28:50 INFO uvmodelfit::calibrater::setdata Beginning selectvis--(MSSelection version)------- 2025-03-16 07:28:50 INFO uvmodelfit::calibrater::reset Reseting solve/apply state 2025-03-16 07:28:50 INFO uvmodelfit::Calibrater::selectvis Performing selection on MeasurementSet 2025-03-16 07:28:50 INFO uvmodelfit::Calibrater::selectvis+ Selecting on field: '1' 2025-03-16 07:28:50 INFO uvmodelfit::Calibrater::selectvis+ Selecting on antenna/baseline: '1' 2025-03-16 07:28:50 INFO uvmodelfit::Calibrater::selectvis By selection 245000 rows are reduced to 245 2025-03-16 07:28:50 INFO uvmodelfit::Calibrater::selectvis Frequency selection: Selecting all channels in all spws. 2025-03-16 07:28:50 INFO uvmodelfit::calibrater::setdata chanmode=none nchan=1 start=0 step=1 mStart='0km/s' mStep='0km/s' msSelect='' 2025-03-16 07:28:50 INFO uvmodelfit::calibrater::modelfit Beginning modelfit-------------------------- 2025-03-16 07:28:50 INFO uvmodelfit::UVMod::solve Solving for single-component Point There are 980 - 3 = 977 degrees of freedom. iter=0: reduced chi2=0.501236: I=1, dir=[0, 0] arcsec iter=1: reduced chi2=1.77453e-05: I=0.0013145, dir=[8.95583e-05, 7.85388e-06] arcsec iter=2: reduced chi2=1.72377e-05: I=0.000316343, dir=[0.0682531, 0.00598739] arcsec iter=3: reduced chi2=1.7211e-05: I=0.000338998, dir=[0.342586, 0.0353777] arcsec iter=4: reduced chi2=1.71964e-05: I=0.000416799, dir=[0.501573, 0.0803145] arcsec iter=5: reduced chi2=1.71922e-05: I=0.000444463, dir=[0.56108, 0.124786] arcsec If data weights are arbitrarily scaled, the following formal errors will be underestimated by at least a factor sqrt(reduced chi2). If the fit is systematically poor, the errors are much worse. I = 0.000444463 +/- 0.0451754 x = 0.56108 +/- 52.0831 arcsec y = 0.124786 +/- 45.3544 arcsec Writing componentlist to file: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_uvmodelfit_casashell/test1.cl 2025-03-16 07:28:50 INFO uvmodelfit::::casa Task uvmodelfit complete. Start time: 2025-03-16 07:28:49.570933 End time: 2025-03-16 07:28:49.932102 2025-03-16 07:28:50 INFO uvmodelfit::::casa ##### End Task: uvmodelfit ##### 2025-03-16 07:28:50 INFO uvmodelfit::::casa ########################################## 2025-03-16 07:28:50 INFO uvmodelfit::::casa ########################################## 2025-03-16 07:28:50 INFO uvmodelfit::::casa ##### Begin Task: uvmodelfit ##### 2025-03-16 07:28:50 INFO uvmodelfit::::casa uvmodelfit( vis='test.ms', field='1', spw='', selectdata=True, timerange='', uvrange='', antenna='2', scan='', msselect='', niter=5, comptype='P', sourcepar=[1.0, 0.0, 0.0], varypar=[], outfile='test2.cl' ) 2025-03-16 07:28:50 WARN uvmodelfit::calibrater::setvi(bool,bool) Forcing use of OLD VisibilityIterator. 2025-03-16 07:28:50 INFO uvmodelfit::calibrater::open ****Using OLD VI-driven calibrater tool**** 2025-03-16 07:28:50 INFO uvmodelfit::calibrater::open Opening MS: test.ms for calibration. 2025-03-16 07:28:50 INFO uvmodelfit::Calibrater:: Initializing nominal selection to the whole MS. 2025-03-16 07:28:50 INFO uvmodelfit::calibrater::setdata Beginning selectvis--(MSSelection version)------- 2025-03-16 07:28:50 INFO uvmodelfit::calibrater::reset Reseting solve/apply state 2025-03-16 07:28:50 INFO uvmodelfit::Calibrater::selectvis Performing selection on MeasurementSet 2025-03-16 07:28:50 INFO uvmodelfit::Calibrater::selectvis+ Selecting on field: '1' 2025-03-16 07:28:50 INFO uvmodelfit::Calibrater::selectvis+ Selecting on antenna/baseline: '2' 2025-03-16 07:28:50 INFO uvmodelfit::Calibrater::selectvis By selection 245000 rows are reduced to 245 2025-03-16 07:28:50 INFO uvmodelfit::Calibrater::selectvis Frequency selection: Selecting all channels in all spws. 2025-03-16 07:28:50 INFO uvmodelfit::calibrater::setdata chanmode=none nchan=1 start=0 step=1 mStart='0km/s' mStep='0km/s' msSelect='' 2025-03-16 07:28:50 INFO uvmodelfit::calibrater::modelfit Beginning modelfit-------------------------- 2025-03-16 07:28:50 INFO uvmodelfit::UVMod::solve Solving for single-component Point There are 980 - 3 = 977 degrees of freedom. iter=0: reduced chi2=0.501362: I=1, dir=[0, 0] arcsec iter=1: reduced chi2=3.658e-06: I=0.00117479, dir=[-9.53752e-05, -2.13624e-05] arcsec iter=2: reduced chi2=3.15144e-06: I=0.000176508, dir=[-0.0813117, -0.0182157] arcsec iter=3: reduced chi2=3.12506e-06: I=0.000211294, dir=[-0.564185, -0.143054] arcsec iter=4: reduced chi2=3.1118e-06: I=0.000332861, dir=[-0.627584, -0.268863] arcsec iter=5: reduced chi2=3.11016e-06: I=0.000350381, dir=[-0.647598, -0.32336] arcsec If data weights are arbitrarily scaled, the following formal errors will be underestimated by at least a factor sqrt(reduced chi2). If the fit is systematically poor, the errors are much worse. I = 0.000350381 +/- 0.0451754 x = -0.647598 +/- 60.3425 arcsec y = -0.32336 +/- 58.0239 arcsec Writing componentlist to file: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_uvmodelfit_casashell/test2.cl 2025-03-16 07:28:50 INFO uvmodelfit::::casa Task uvmodelfit complete. Start time: 2025-03-16 07:28:49.935589 End time: 2025-03-16 07:28:50.356334 2025-03-16 07:28:50 INFO uvmodelfit::::casa ##### End Task: uvmodelfit ##### 2025-03-16 07:28:50 INFO uvmodelfit::::casa ########################################## .2025-03-16 07:28:50 INFO uvmodelfit::::casa ########################################## 2025-03-16 07:28:50 INFO uvmodelfit::::casa ##### Begin Task: uvmodelfit ##### 2025-03-16 07:28:50 INFO uvmodelfit::::casa uvmodelfit( vis='test.ms', field='1', spw='', selectdata=True, timerange='', uvrange='', antenna='', scan='', msselect='', niter=5, comptype='D', sourcepar=[1.0, 1.0, 1.0, 1.0, 1.0, 1.0], varypar=[], outfile='test1.cl' ) 2025-03-16 07:28:50 WARN uvmodelfit::calibrater::setvi(bool,bool) Forcing use of OLD VisibilityIterator. 2025-03-16 07:28:50 INFO uvmodelfit::calibrater::open ****Using OLD VI-driven calibrater tool**** 2025-03-16 07:28:50 INFO uvmodelfit::calibrater::open Opening MS: test.ms for calibration. 2025-03-16 07:28:51 INFO uvmodelfit::Calibrater:: Initializing nominal selection to the whole MS. 2025-03-16 07:28:51 INFO uvmodelfit::calibrater::setdata Beginning selectvis--(MSSelection version)------- 2025-03-16 07:28:51 INFO uvmodelfit::calibrater::reset Reseting solve/apply state 2025-03-16 07:28:51 INFO uvmodelfit::Calibrater::selectvis Performing selection on MeasurementSet 2025-03-16 07:28:51 INFO uvmodelfit::Calibrater::selectvis+ Selecting on field: '1' 2025-03-16 07:28:51 INFO uvmodelfit::Calibrater::selectvis By selection 245000 rows are reduced to 6125 2025-03-16 07:28:51 INFO uvmodelfit::Calibrater::selectvis Frequency selection: Selecting all channels in all spws. 2025-03-16 07:28:51 INFO uvmodelfit::calibrater::setdata chanmode=none nchan=1 start=0 step=1 mStart='0km/s' mStep='0km/s' msSelect='' 2025-03-16 07:28:51 INFO uvmodelfit::calibrater::modelfit Beginning modelfit-------------------------- 2025-03-16 07:28:51 INFO uvmodelfit::UVMod::solve Solving for single-component Disk There are 24500 - 6 = 24494 degrees of freedom. iter=0: reduced chi2=0.223315: I=1, dir=[1, 1] arcsec, shape=[1, 1, 1] iter=1: reduced chi2=9.05439e-06: I=0.00306779, dir=[0.999972, 1.00001] arcsec, shape=[1.0055, 1, 1] iter=2: reduced chi2=6.97053e-06: I=1.60849e-05, dir=[0.99084, 1.00466] arcsec, shape=[1.00218, 1, 1] iter=3: reduced chi2=6.9699e-06: I=1.33396e-05, dir=[-0.745309, 1.87644] arcsec, shape=[0.156091, 1, 1] iter=4: reduced chi2=6.96891e-06: I=3.35394e-05, dir=[-0.823118, 2.03554] arcsec, shape=[1.53467, 1, 1] iter=5: reduced chi2=6.96758e-06: I=5.89415e-05, dir=[-0.837836, 2.22716] arcsec, shape=[1.85014, 1, 1] If data weights are arbitrarily scaled, the following formal errors will be underestimated by at least a factor sqrt(reduced chi2). If the fit is systematically poor, the errors are much worse. I = 5.89415e-05 +/- 0.0399385 x = -0.837836 +/- 279.197 arcsec y = 2.22716 +/- 263.672 arcsec a = 1.85014 +/- 2920.53 arcsec r = 1 +/- 1927.24 p = 1 +/- 57.2958 deg Writing componentlist to file: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_uvmodelfit_casashell/test1.cl 2025-03-16 07:28:51 INFO uvmodelfit::::casa Task uvmodelfit complete. Start time: 2025-03-16 07:28:50.493891 End time: 2025-03-16 07:28:51.053027 2025-03-16 07:28:51 INFO uvmodelfit::::casa ##### End Task: uvmodelfit ##### 2025-03-16 07:28:51 INFO uvmodelfit::::casa ########################################## 2025-03-16 07:28:51 INFO uvmodelfit::::casa ########################################## 2025-03-16 07:28:51 INFO uvmodelfit::::casa ##### Begin Task: uvmodelfit ##### 2025-03-16 07:28:51 INFO uvmodelfit::::casa uvmodelfit( vis='test.ms', field='1', spw='', selectdata=True, timerange='', uvrange='', antenna='', scan='', msselect='', niter=5, comptype='G', sourcepar=[1.0, 1.0, 1.0, 1.0, 1.0, 1.0], varypar=[], outfile='test2.cl' ) 2025-03-16 07:28:51 WARN uvmodelfit::calibrater::setvi(bool,bool) Forcing use of OLD VisibilityIterator. 2025-03-16 07:28:51 INFO uvmodelfit::calibrater::open ****Using OLD VI-driven calibrater tool**** 2025-03-16 07:28:51 INFO uvmodelfit::calibrater::open Opening MS: test.ms for calibration. 2025-03-16 07:28:51 INFO uvmodelfit::Calibrater:: Initializing nominal selection to the whole MS. 2025-03-16 07:28:51 INFO uvmodelfit::calibrater::setdata Beginning selectvis--(MSSelection version)------- 2025-03-16 07:28:51 INFO uvmodelfit::calibrater::reset Reseting solve/apply state 2025-03-16 07:28:51 INFO uvmodelfit::Calibrater::selectvis Performing selection on MeasurementSet 2025-03-16 07:28:51 INFO uvmodelfit::Calibrater::selectvis+ Selecting on field: '1' 2025-03-16 07:28:51 INFO uvmodelfit::Calibrater::selectvis By selection 245000 rows are reduced to 6125 2025-03-16 07:28:51 INFO uvmodelfit::Calibrater::selectvis Frequency selection: Selecting all channels in all spws. 2025-03-16 07:28:51 INFO uvmodelfit::calibrater::setdata chanmode=none nchan=1 start=0 step=1 mStart='0km/s' mStep='0km/s' msSelect='' 2025-03-16 07:28:51 INFO uvmodelfit::calibrater::modelfit Beginning modelfit-------------------------- 2025-03-16 07:28:51 INFO uvmodelfit::UVMod::solve Solving for single-component Gaussian There are 24500 - 6 = 24494 degrees of freedom. iter=0: reduced chi2=0.115118: I=1, dir=[1, 1] arcsec, shape=[1, 1, 1] iter=1: reduced chi2=7.48282e-06: I=0.00211933, dir=[0.999935, 1.00006] arcsec, shape=[1.00134, 1, 1] iter=2: reduced chi2=6.97053e-06: I=3.76991e-05, dir=[0.969151, 1.02795] arcsec, shape=[1.01162, 1, 1] iter=3: reduced chi2=6.96848e-06: I=4.99042e-05, dir=[-0.814741, 2.65048] arcsec, shape=[1.93255, 1, 1] iter=4: reduced chi2=6.96635e-06: I=9.04344e-05, dir=[-0.521044, 2.2073] arcsec, shape=[1.30367, 0.871477, 1] iter=5: reduced chi2=6.96483e-06: I=0.000124177, dir=[-0.518584, 2.29109] arcsec, shape=[1.35875, 1, 18.5073] If data weights are arbitrarily scaled, the following formal errors will be underestimated by at least a factor sqrt(reduced chi2). If the fit is systematically poor, the errors are much worse. I = 0.000124177 +/- 0.0356416 x = -0.518584 +/- 171.745 arcsec y = 2.29109 +/- 165.21 arcsec a = 1.35875 +/- 425.283 arcsec r = 1 +/- 444.81 p = 18.5073 +/- 57.2958 deg Writing componentlist to file: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_uvmodelfit_casashell/test2.cl 2025-03-16 07:28:51 INFO uvmodelfit::::casa Task uvmodelfit complete. Start time: 2025-03-16 07:28:51.056561 End time: 2025-03-16 07:28:51.466768 2025-03-16 07:28:51 INFO uvmodelfit::::casa ##### End Task: uvmodelfit ##### 2025-03-16 07:28:51 INFO uvmodelfit::::casa ########################################## .2025-03-16 07:28:52 INFO uvmodelfit::::casa ########################################## 2025-03-16 07:28:52 INFO uvmodelfit::::casa ##### Begin Task: uvmodelfit ##### 2025-03-16 07:28:52 INFO uvmodelfit::::casa uvmodelfit( vis='test.ms', field='0', spw='', selectdata=True, timerange='', uvrange='', antenna='', scan='', msselect='', niter=5, comptype='P', sourcepar=[1.0, 0.0, 0.0], varypar=[], outfile='test1.cl' ) 2025-03-16 07:28:52 WARN uvmodelfit::calibrater::setvi(bool,bool) Forcing use of OLD VisibilityIterator. 2025-03-16 07:28:52 INFO uvmodelfit::calibrater::open ****Using OLD VI-driven calibrater tool**** 2025-03-16 07:28:52 INFO uvmodelfit::calibrater::open Opening MS: test.ms for calibration. 2025-03-16 07:28:52 INFO uvmodelfit::Calibrater:: Initializing nominal selection to the whole MS. 2025-03-16 07:28:52 INFO uvmodelfit::calibrater::setdata Beginning selectvis--(MSSelection version)------- 2025-03-16 07:28:52 INFO uvmodelfit::calibrater::reset Reseting solve/apply state 2025-03-16 07:28:52 INFO uvmodelfit::Calibrater::selectvis Performing selection on MeasurementSet 2025-03-16 07:28:52 INFO uvmodelfit::Calibrater::selectvis+ Selecting on field: '0' 2025-03-16 07:28:52 INFO uvmodelfit::Calibrater::selectvis By selection 245000 rows are reduced to 6125 2025-03-16 07:28:52 INFO uvmodelfit::Calibrater::selectvis Frequency selection: Selecting all channels in all spws. 2025-03-16 07:28:52 INFO uvmodelfit::calibrater::setdata chanmode=none nchan=1 start=0 step=1 mStart='0km/s' mStep='0km/s' msSelect='' 2025-03-16 07:28:52 INFO uvmodelfit::calibrater::modelfit Beginning modelfit-------------------------- 2025-03-16 07:28:52 INFO uvmodelfit::UVMod::solve Solving for single-component Point There are 24500 - 3 = 24497 degrees of freedom. iter=0: reduced chi2=0.500026: I=1, dir=[0, 0] arcsec iter=1: reduced chi2=1.30279e-06: I=0.00103511, dir=[-2.3514e-06, -6.82833e-07] arcsec iter=2: reduced chi2=8.03765e-07: I=3.66475e-05, dir=[-0.00227513, -0.000660685] arcsec iter=3: reduced chi2=8.03717e-07: I=3.61935e-05, dir=[-0.066776, -0.0192953] arcsec iter=4: reduced chi2=8.03657e-07: I=3.75341e-05, dir=[-0.138375, -0.0379022] arcsec iter=5: reduced chi2=8.03594e-07: I=3.9096e-05, dir=[-0.209874, -0.056095] arcsec If data weights are arbitrarily scaled, the following formal errors will be underestimated by at least a factor sqrt(reduced chi2). If the fit is systematically poor, the errors are much worse. I = 3.9096e-05 +/- 0.00903508 x = -0.209874 +/- 83.8907 arcsec y = -0.056095 +/- 73.5601 arcsec Writing componentlist to file: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_uvmodelfit_casashell/test1.cl 2025-03-16 07:28:52 INFO uvmodelfit::::casa Task uvmodelfit complete. Start time: 2025-03-16 07:28:51.548366 End time: 2025-03-16 07:28:51.953154 2025-03-16 07:28:52 INFO uvmodelfit::::casa ##### End Task: uvmodelfit ##### 2025-03-16 07:28:52 INFO uvmodelfit::::casa ########################################## 2025-03-16 07:28:52 INFO uvmodelfit::::casa ########################################## 2025-03-16 07:28:52 INFO uvmodelfit::::casa ##### Begin Task: uvmodelfit ##### 2025-03-16 07:28:52 INFO uvmodelfit::::casa uvmodelfit( vis='test.ms', field='1', spw='', selectdata=True, timerange='', uvrange='', antenna='', scan='', msselect='', niter=5, comptype='P', sourcepar=[1.0, 0.0, 0.0], varypar=[], outfile='test2.cl' ) 2025-03-16 07:28:52 WARN uvmodelfit::calibrater::setvi(bool,bool) Forcing use of OLD VisibilityIterator. 2025-03-16 07:28:52 INFO uvmodelfit::calibrater::open ****Using OLD VI-driven calibrater tool**** 2025-03-16 07:28:52 INFO uvmodelfit::calibrater::open Opening MS: test.ms for calibration. 2025-03-16 07:28:52 INFO uvmodelfit::Calibrater:: Initializing nominal selection to the whole MS. 2025-03-16 07:28:52 INFO uvmodelfit::calibrater::setdata Beginning selectvis--(MSSelection version)------- 2025-03-16 07:28:52 INFO uvmodelfit::calibrater::reset Reseting solve/apply state 2025-03-16 07:28:52 INFO uvmodelfit::Calibrater::selectvis Performing selection on MeasurementSet 2025-03-16 07:28:52 INFO uvmodelfit::Calibrater::selectvis+ Selecting on field: '1' 2025-03-16 07:28:52 INFO uvmodelfit::Calibrater::selectvis By selection 245000 rows are reduced to 6125 2025-03-16 07:28:52 INFO uvmodelfit::Calibrater::selectvis Frequency selection: Selecting all channels in all spws. 2025-03-16 07:28:52 INFO uvmodelfit::calibrater::setdata chanmode=none nchan=1 start=0 step=1 mStart='0km/s' mStep='0km/s' msSelect='' 2025-03-16 07:28:52 INFO uvmodelfit::calibrater::modelfit Beginning modelfit-------------------------- 2025-03-16 07:28:52 INFO uvmodelfit::UVMod::solve Solving for single-component Point There are 24500 - 3 = 24497 degrees of freedom. iter=0: reduced chi2=0.50007: I=1, dir=[0, 0] arcsec iter=1: reduced chi2=7.46871e-06: I=0.000996844, dir=[-1.76161e-06, -2.03276e-06] arcsec iter=2: reduced chi2=6.96965e-06: I=-1.66014e-06, dir=[-0.00176984, -0.00204231] arcsec iter=3: reduced chi2=6.96965e-06: I=-1.67684e-06, dir=[0.0389955, 0.046368] arcsec iter=4: reduced chi2=6.96964e-06: I=-1.79695e-06, dir=[0.11497, 0.0783099] arcsec iter=5: reduced chi2=6.96964e-06: I=-2.16021e-06, dir=[0.264308, 0.0633136] arcsec If data weights are arbitrarily scaled, the following formal errors will be underestimated by at least a factor sqrt(reduced chi2). If the fit is systematically poor, the errors are much worse. I = -2.16021e-06 +/- 0.00903508 x = 0.264308 +/- 1518.11 arcsec y = 0.0633136 +/- 1331.3 arcsec Writing componentlist to file: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_uvmodelfit_casashell/test2.cl 2025-03-16 07:28:53 INFO uvmodelfit::::casa Task uvmodelfit complete. Start time: 2025-03-16 07:28:51.956161 End time: 2025-03-16 07:28:52.572616 2025-03-16 07:28:53 INFO uvmodelfit::::casa ##### End Task: uvmodelfit ##### 2025-03-16 07:28:53 INFO uvmodelfit::::casa ########################################## .2025-03-16 07:28:53 INFO uvmodelfit::::casa ########################################## 2025-03-16 07:28:53 INFO uvmodelfit::::casa ##### Begin Task: uvmodelfit ##### 2025-03-16 07:28:53 INFO uvmodelfit::::casa uvmodelfit( vis='test.ms', field='1', spw='', selectdata=True, timerange='', uvrange='', antenna='', scan='', msselect='', niter=1, comptype='P', sourcepar=[1.0, 0.0, 0.0], varypar=[], outfile='test1.cl' ) 2025-03-16 07:28:53 WARN uvmodelfit::calibrater::setvi(bool,bool) Forcing use of OLD VisibilityIterator. 2025-03-16 07:28:53 INFO uvmodelfit::calibrater::open ****Using OLD VI-driven calibrater tool**** 2025-03-16 07:28:53 INFO uvmodelfit::calibrater::open Opening MS: test.ms for calibration. 2025-03-16 07:28:53 INFO uvmodelfit::Calibrater:: Initializing nominal selection to the whole MS. 2025-03-16 07:28:53 INFO uvmodelfit::calibrater::setdata Beginning selectvis--(MSSelection version)------- 2025-03-16 07:28:53 INFO uvmodelfit::calibrater::reset Reseting solve/apply state 2025-03-16 07:28:53 INFO uvmodelfit::Calibrater::selectvis Performing selection on MeasurementSet 2025-03-16 07:28:53 INFO uvmodelfit::Calibrater::selectvis+ Selecting on field: '1' 2025-03-16 07:28:53 INFO uvmodelfit::Calibrater::selectvis By selection 245000 rows are reduced to 6125 2025-03-16 07:28:53 INFO uvmodelfit::Calibrater::selectvis Frequency selection: Selecting all channels in all spws. 2025-03-16 07:28:53 INFO uvmodelfit::calibrater::setdata chanmode=none nchan=1 start=0 step=1 mStart='0km/s' mStep='0km/s' msSelect='' 2025-03-16 07:28:53 INFO uvmodelfit::calibrater::modelfit Beginning modelfit-------------------------- 2025-03-16 07:28:53 INFO uvmodelfit::UVMod::solve Solving for single-component Point There are 24500 - 3 = 24497 degrees of freedom. iter=0: reduced chi2=0.50007: I=1, dir=[0, 0] arcsec iter=1: reduced chi2=7.46871e-06: I=0.000996844, dir=[-1.76161e-06, -2.03276e-06] arcsec If data weights are arbitrarily scaled, the following formal errors will be underestimated by at least a factor sqrt(reduced chi2). If the fit is systematically poor, the errors are much worse. I = 0.000996844 +/- 0.00903508 x = -1.76161e-06 +/- 3.28982 arcsec y = -2.03276e-06 +/- 2.88499 arcsec Writing componentlist to file: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_uvmodelfit_casashell/test1.cl 2025-03-16 07:28:53 INFO uvmodelfit::::casa Task uvmodelfit complete. Start time: 2025-03-16 07:28:52.669793 End time: 2025-03-16 07:28:52.972580 2025-03-16 07:28:53 INFO uvmodelfit::::casa ##### End Task: uvmodelfit ##### 2025-03-16 07:28:53 INFO uvmodelfit::::casa ########################################## 2025-03-16 07:28:53 INFO uvmodelfit::::casa ########################################## 2025-03-16 07:28:53 INFO uvmodelfit::::casa ##### Begin Task: uvmodelfit ##### 2025-03-16 07:28:53 INFO uvmodelfit::::casa uvmodelfit( vis='test.ms', field='1', spw='', selectdata=True, timerange='', uvrange='', antenna='', scan='', msselect='', niter=5, comptype='P', sourcepar=[1.0, 0.0, 0.0], varypar=[], outfile='test2.cl' ) 2025-03-16 07:28:53 WARN uvmodelfit::calibrater::setvi(bool,bool) Forcing use of OLD VisibilityIterator. 2025-03-16 07:28:53 INFO uvmodelfit::calibrater::open ****Using OLD VI-driven calibrater tool**** 2025-03-16 07:28:53 INFO uvmodelfit::calibrater::open Opening MS: test.ms for calibration. 2025-03-16 07:28:53 INFO uvmodelfit::Calibrater:: Initializing nominal selection to the whole MS. 2025-03-16 07:28:53 INFO uvmodelfit::calibrater::setdata Beginning selectvis--(MSSelection version)------- 2025-03-16 07:28:53 INFO uvmodelfit::calibrater::reset Reseting solve/apply state 2025-03-16 07:28:53 INFO uvmodelfit::Calibrater::selectvis Performing selection on MeasurementSet 2025-03-16 07:28:53 INFO uvmodelfit::Calibrater::selectvis+ Selecting on field: '1' 2025-03-16 07:28:53 INFO uvmodelfit::Calibrater::selectvis By selection 245000 rows are reduced to 6125 2025-03-16 07:28:53 INFO uvmodelfit::Calibrater::selectvis Frequency selection: Selecting all channels in all spws. 2025-03-16 07:28:53 INFO uvmodelfit::calibrater::setdata chanmode=none nchan=1 start=0 step=1 mStart='0km/s' mStep='0km/s' msSelect='' 2025-03-16 07:28:53 INFO uvmodelfit::calibrater::modelfit Beginning modelfit-------------------------- 2025-03-16 07:28:53 INFO uvmodelfit::UVMod::solve Solving for single-component Point There are 24500 - 3 = 24497 degrees of freedom. iter=0: reduced chi2=0.50007: I=1, dir=[0, 0] arcsec iter=1: reduced chi2=7.46871e-06: I=0.000996844, dir=[-1.76161e-06, -2.03276e-06] arcsec iter=2: reduced chi2=6.96965e-06: I=-1.66014e-06, dir=[-0.00176984, -0.00204231] arcsec iter=3: reduced chi2=6.96965e-06: I=-1.67684e-06, dir=[0.0389955, 0.046368] arcsec iter=4: reduced chi2=6.96964e-06: I=-1.79695e-06, dir=[0.11497, 0.0783099] arcsec iter=5: reduced chi2=6.96964e-06: I=-2.16021e-06, dir=[0.264308, 0.0633136] arcsec If data weights are arbitrarily scaled, the following formal errors will be underestimated by at least a factor sqrt(reduced chi2). If the fit is systematically poor, the errors are much worse. I = -2.16021e-06 +/- 0.00903508 x = 0.264308 +/- 1518.11 arcsec y = 0.0633136 +/- 1331.3 arcsec Writing componentlist to file: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_uvmodelfit_casashell/test2.cl 2025-03-16 07:28:54 INFO uvmodelfit::::casa Task uvmodelfit complete. Start time: 2025-03-16 07:28:52.975617 End time: 2025-03-16 07:28:53.593148 2025-03-16 07:28:54 INFO uvmodelfit::::casa ##### End Task: uvmodelfit ##### 2025-03-16 07:28:54 INFO uvmodelfit::::casa ########################################## .2025-03-16 07:28:54 INFO uvmodelfit::::casa ########################################## 2025-03-16 07:28:54 INFO uvmodelfit::::casa ##### Begin Task: uvmodelfit ##### 2025-03-16 07:28:54 INFO uvmodelfit::::casa uvmodelfit( vis='test.ms', field='1', spw='', selectdata=True, timerange='', uvrange='', antenna='', scan='', msselect='', niter=5, comptype='P', sourcepar=[1.0, 0.0, 0.0], varypar=[], outfile='test1.cl' ) 2025-03-16 07:28:54 WARN uvmodelfit::calibrater::setvi(bool,bool) Forcing use of OLD VisibilityIterator. 2025-03-16 07:28:54 INFO uvmodelfit::calibrater::open ****Using OLD VI-driven calibrater tool**** 2025-03-16 07:28:54 INFO uvmodelfit::calibrater::open Opening MS: test.ms for calibration. 2025-03-16 07:28:54 INFO uvmodelfit::Calibrater:: Initializing nominal selection to the whole MS. 2025-03-16 07:28:54 INFO uvmodelfit::calibrater::setdata Beginning selectvis--(MSSelection version)------- 2025-03-16 07:28:54 INFO uvmodelfit::calibrater::reset Reseting solve/apply state 2025-03-16 07:28:54 INFO uvmodelfit::Calibrater::selectvis Performing selection on MeasurementSet 2025-03-16 07:28:54 INFO uvmodelfit::Calibrater::selectvis+ Selecting on field: '1' 2025-03-16 07:28:54 INFO uvmodelfit::Calibrater::selectvis By selection 245000 rows are reduced to 6125 2025-03-16 07:28:54 INFO uvmodelfit::Calibrater::selectvis Frequency selection: Selecting all channels in all spws. 2025-03-16 07:28:54 INFO uvmodelfit::calibrater::setdata chanmode=none nchan=1 start=0 step=1 mStart='0km/s' mStep='0km/s' msSelect='' 2025-03-16 07:28:54 INFO uvmodelfit::calibrater::modelfit Beginning modelfit-------------------------- 2025-03-16 07:28:54 INFO uvmodelfit::UVMod::solve Solving for single-component Point There are 24500 - 3 = 24497 degrees of freedom. iter=0: reduced chi2=0.50007: I=1, dir=[0, 0] arcsec iter=1: reduced chi2=7.46871e-06: I=0.000996844, dir=[-1.76161e-06, -2.03276e-06] arcsec iter=2: reduced chi2=6.96965e-06: I=-1.66014e-06, dir=[-0.00176984, -0.00204231] arcsec iter=3: reduced chi2=6.96965e-06: I=-1.67684e-06, dir=[0.0389955, 0.046368] arcsec iter=4: reduced chi2=6.96964e-06: I=-1.79695e-06, dir=[0.11497, 0.0783099] arcsec iter=5: reduced chi2=6.96964e-06: I=-2.16021e-06, dir=[0.264308, 0.0633136] arcsec If data weights are arbitrarily scaled, the following formal errors will be underestimated by at least a factor sqrt(reduced chi2). If the fit is systematically poor, the errors are much worse. I = -2.16021e-06 +/- 0.00903508 x = 0.264308 +/- 1518.11 arcsec y = 0.0633136 +/- 1331.3 arcsec Writing componentlist to file: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_uvmodelfit_casashell/test1.cl 2025-03-16 07:28:54 INFO uvmodelfit::::casa Task uvmodelfit complete. Start time: 2025-03-16 07:28:53.719674 End time: 2025-03-16 07:28:54.204990 2025-03-16 07:28:54 INFO uvmodelfit::::casa ##### End Task: uvmodelfit ##### 2025-03-16 07:28:54 INFO uvmodelfit::::casa ########################################## .2025-03-16 07:28:54 INFO uvmodelfit::::casa ########################################## 2025-03-16 07:28:54 INFO uvmodelfit::::casa ##### Begin Task: uvmodelfit ##### 2025-03-16 07:28:54 INFO uvmodelfit::::casa uvmodelfit( vis='test.ms', field='', spw='', selectdata=True, timerange='', uvrange='', antenna='', scan='1', msselect='', niter=5, comptype='P', sourcepar=[1.0, 0.0, 0.0], varypar=[], outfile='test1.cl' ) 2025-03-16 07:28:54 WARN uvmodelfit::calibrater::setvi(bool,bool) Forcing use of OLD VisibilityIterator. 2025-03-16 07:28:54 INFO uvmodelfit::calibrater::open ****Using OLD VI-driven calibrater tool**** 2025-03-16 07:28:54 INFO uvmodelfit::calibrater::open Opening MS: test.ms for calibration. 2025-03-16 07:28:54 INFO uvmodelfit::Calibrater:: Initializing nominal selection to the whole MS. 2025-03-16 07:28:54 INFO uvmodelfit::calibrater::setdata Beginning selectvis--(MSSelection version)------- 2025-03-16 07:28:54 INFO uvmodelfit::calibrater::reset Reseting solve/apply state 2025-03-16 07:28:54 INFO uvmodelfit::Calibrater::selectvis Performing selection on MeasurementSet 2025-03-16 07:28:54 INFO uvmodelfit::Calibrater::selectvis+ Selecting on scan: '1' 2025-03-16 07:28:54 INFO uvmodelfit::Calibrater::selectvis By selection 245000 rows are reduced to 6125 2025-03-16 07:28:54 INFO uvmodelfit::Calibrater::selectvis Frequency selection: Selecting all channels in all spws. 2025-03-16 07:28:54 INFO uvmodelfit::calibrater::setdata chanmode=none nchan=1 start=0 step=1 mStart='0km/s' mStep='0km/s' msSelect='' 2025-03-16 07:28:54 INFO uvmodelfit::calibrater::modelfit Beginning modelfit-------------------------- 2025-03-16 07:28:54 INFO uvmodelfit::UVMod::solve Solving for single-component Point There are 24500 - 3 = 24497 degrees of freedom. iter=0: reduced chi2=0.50007: I=1, dir=[0, 0] arcsec iter=1: reduced chi2=7.46871e-06: I=0.000996844, dir=[-1.76161e-06, -2.03276e-06] arcsec iter=2: reduced chi2=6.96965e-06: I=-1.66014e-06, dir=[-0.00176984, -0.00204231] arcsec iter=3: reduced chi2=6.96965e-06: I=-1.67684e-06, dir=[0.0389955, 0.046368] arcsec iter=4: reduced chi2=6.96964e-06: I=-1.79695e-06, dir=[0.11497, 0.0783099] arcsec iter=5: reduced chi2=6.96964e-06: I=-2.16021e-06, dir=[0.264308, 0.0633136] arcsec If data weights are arbitrarily scaled, the following formal errors will be underestimated by at least a factor sqrt(reduced chi2). If the fit is systematically poor, the errors are much worse. I = -2.16021e-06 +/- 0.00903508 x = 0.264308 +/- 1518.11 arcsec y = 0.0633136 +/- 1331.3 arcsec Writing componentlist to file: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_uvmodelfit_casashell/test1.cl 2025-03-16 07:28:55 INFO uvmodelfit::::casa Task uvmodelfit complete. Start time: 2025-03-16 07:28:54.325438 End time: 2025-03-16 07:28:54.769456 2025-03-16 07:28:55 INFO uvmodelfit::::casa ##### End Task: uvmodelfit ##### 2025-03-16 07:28:55 INFO uvmodelfit::::casa ########################################## 2025-03-16 07:28:55 INFO uvmodelfit::::casa ########################################## 2025-03-16 07:28:55 INFO uvmodelfit::::casa ##### Begin Task: uvmodelfit ##### 2025-03-16 07:28:55 INFO uvmodelfit::::casa uvmodelfit( vis='test.ms', field='', spw='', selectdata=True, timerange='', uvrange='', antenna='', scan='2', msselect='', niter=5, comptype='P', sourcepar=[1.0, 0.0, 0.0], varypar=[], outfile='test2.cl' ) 2025-03-16 07:28:55 WARN uvmodelfit::calibrater::setvi(bool,bool) Forcing use of OLD VisibilityIterator. 2025-03-16 07:28:55 INFO uvmodelfit::calibrater::open ****Using OLD VI-driven calibrater tool**** 2025-03-16 07:28:55 INFO uvmodelfit::calibrater::open Opening MS: test.ms for calibration. 2025-03-16 07:28:55 INFO uvmodelfit::Calibrater:: Initializing nominal selection to the whole MS. 2025-03-16 07:28:55 INFO uvmodelfit::calibrater::setdata Beginning selectvis--(MSSelection version)------- 2025-03-16 07:28:55 INFO uvmodelfit::calibrater::reset Reseting solve/apply state 2025-03-16 07:28:55 INFO uvmodelfit::Calibrater::selectvis Performing selection on MeasurementSet 2025-03-16 07:28:55 INFO uvmodelfit::Calibrater::selectvis+ Selecting on scan: '2' 2025-03-16 07:28:55 INFO uvmodelfit::Calibrater::selectvis By selection 245000 rows are reduced to 6125 2025-03-16 07:28:55 INFO uvmodelfit::Calibrater::selectvis Frequency selection: Selecting all channels in all spws. 2025-03-16 07:28:55 INFO uvmodelfit::calibrater::setdata chanmode=none nchan=1 start=0 step=1 mStart='0km/s' mStep='0km/s' msSelect='' 2025-03-16 07:28:55 INFO uvmodelfit::calibrater::modelfit Beginning modelfit-------------------------- 2025-03-16 07:28:55 INFO uvmodelfit::UVMod::solve Solving for single-component Point There are 24500 - 3 = 24497 degrees of freedom. iter=0: reduced chi2=0.499978: I=1, dir=[0, 0] arcsec iter=1: reduced chi2=1.63087e-05: I=0.00109826, dir=[8.44869e-08, -1.13222e-05] arcsec iter=2: reduced chi2=1.58096e-05: I=9.98546e-05, dir=[7.69394e-05, -0.0103262] arcsec iter=3: reduced chi2=1.58079e-05: I=0.000100536, dir=[-1.17067e-05, -0.12901] arcsec iter=4: reduced chi2=1.58045e-05: I=0.000117457, dir=[-0.0105881, -0.29339] arcsec iter=5: reduced chi2=1.58015e-05: I=0.00014519, dir=[-0.0319589, -0.428824] arcsec If data weights are arbitrarily scaled, the following formal errors will be underestimated by at least a factor sqrt(reduced chi2). If the fit is systematically poor, the errors are much worse. I = 0.00014519 +/- 0.00903508 x = -0.0319589 +/- 22.5851 arcsec y = -0.428824 +/- 19.8077 arcsec Writing componentlist to file: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_uvmodelfit_casashell/test2.cl 2025-03-16 07:28:55 INFO uvmodelfit::::casa Task uvmodelfit complete. Start time: 2025-03-16 07:28:54.772916 End time: 2025-03-16 07:28:55.231029 2025-03-16 07:28:55 INFO uvmodelfit::::casa ##### End Task: uvmodelfit ##### 2025-03-16 07:28:55 INFO uvmodelfit::::casa ########################################## .2025-03-16 07:28:55 INFO uvmodelfit::::casa ########################################## 2025-03-16 07:28:55 INFO uvmodelfit::::casa ##### Begin Task: uvmodelfit ##### 2025-03-16 07:28:55 INFO uvmodelfit::::casa uvmodelfit( vis='test.ms', field='1', spw='', selectdata=False, timerange='', uvrange='', antenna='0~5&', scan='', msselect='', niter=5, comptype='P', sourcepar=[1.0, 0.0, 0.0], varypar=[], outfile='test1.cl' ) 2025-03-16 07:28:55 WARN uvmodelfit::calibrater::setvi(bool,bool) Forcing use of OLD VisibilityIterator. 2025-03-16 07:28:55 INFO uvmodelfit::calibrater::open ****Using OLD VI-driven calibrater tool**** 2025-03-16 07:28:55 INFO uvmodelfit::calibrater::open Opening MS: test.ms for calibration. 2025-03-16 07:28:55 INFO uvmodelfit::Calibrater:: Initializing nominal selection to the whole MS. 2025-03-16 07:28:55 INFO uvmodelfit::calibrater::setdata Beginning selectvis--(MSSelection version)------- 2025-03-16 07:28:55 INFO uvmodelfit::calibrater::reset Reseting solve/apply state 2025-03-16 07:28:55 INFO uvmodelfit::Calibrater::selectvis Performing selection on MeasurementSet 2025-03-16 07:28:55 INFO uvmodelfit::Calibrater::selectvis+ Selecting on field: '1' 2025-03-16 07:28:55 INFO uvmodelfit::Calibrater::selectvis By selection 245000 rows are reduced to 6125 2025-03-16 07:28:55 INFO uvmodelfit::Calibrater::selectvis Frequency selection: Selecting all channels in all spws. 2025-03-16 07:28:55 INFO uvmodelfit::calibrater::setdata chanmode=none nchan=1 start=0 step=1 mStart='0km/s' mStep='0km/s' msSelect='' 2025-03-16 07:28:55 INFO uvmodelfit::calibrater::modelfit Beginning modelfit-------------------------- 2025-03-16 07:28:55 INFO uvmodelfit::UVMod::solve Solving for single-component Point There are 24500 - 3 = 24497 degrees of freedom. iter=0: reduced chi2=0.50007: I=1, dir=[0, 0] arcsec iter=1: reduced chi2=7.46871e-06: I=0.000996844, dir=[-1.76161e-06, -2.03276e-06] arcsec iter=2: reduced chi2=6.96965e-06: I=-1.66014e-06, dir=[-0.00176984, -0.00204231] arcsec iter=3: reduced chi2=6.96965e-06: I=-1.67684e-06, dir=[0.0389955, 0.046368] arcsec iter=4: reduced chi2=6.96964e-06: I=-1.79695e-06, dir=[0.11497, 0.0783099] arcsec iter=5: reduced chi2=6.96964e-06: I=-2.16021e-06, dir=[0.264308, 0.0633136] arcsec If data weights are arbitrarily scaled, the following formal errors will be underestimated by at least a factor sqrt(reduced chi2). If the fit is systematically poor, the errors are much worse. I = -2.16021e-06 +/- 0.00903508 x = 0.264308 +/- 1518.11 arcsec y = 0.0633136 +/- 1331.3 arcsec Writing componentlist to file: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_uvmodelfit_casashell/test1.cl 2025-03-16 07:28:56 INFO uvmodelfit::::casa Task uvmodelfit complete. Start time: 2025-03-16 07:28:55.345380 End time: 2025-03-16 07:28:55.689032 2025-03-16 07:28:56 INFO uvmodelfit::::casa ##### End Task: uvmodelfit ##### 2025-03-16 07:28:56 INFO uvmodelfit::::casa ########################################## 2025-03-16 07:28:56 INFO uvmodelfit::::casa ########################################## 2025-03-16 07:28:56 INFO uvmodelfit::::casa ##### Begin Task: uvmodelfit ##### 2025-03-16 07:28:56 INFO uvmodelfit::::casa uvmodelfit( vis='test.ms', field='1', spw='', selectdata=True, timerange='', uvrange='', antenna='0~5&', scan='', msselect='', niter=5, comptype='P', sourcepar=[1.0, 0.0, 0.0], varypar=[], outfile='test2.cl' ) 2025-03-16 07:28:56 WARN uvmodelfit::calibrater::setvi(bool,bool) Forcing use of OLD VisibilityIterator. 2025-03-16 07:28:56 INFO uvmodelfit::calibrater::open ****Using OLD VI-driven calibrater tool**** 2025-03-16 07:28:56 INFO uvmodelfit::calibrater::open Opening MS: test.ms for calibration. 2025-03-16 07:28:56 INFO uvmodelfit::Calibrater:: Initializing nominal selection to the whole MS. 2025-03-16 07:28:56 INFO uvmodelfit::calibrater::setdata Beginning selectvis--(MSSelection version)------- 2025-03-16 07:28:56 INFO uvmodelfit::calibrater::reset Reseting solve/apply state 2025-03-16 07:28:56 INFO uvmodelfit::Calibrater::selectvis Performing selection on MeasurementSet 2025-03-16 07:28:56 INFO uvmodelfit::Calibrater::selectvis+ Selecting on field: '1' 2025-03-16 07:28:56 INFO uvmodelfit::Calibrater::selectvis+ Selecting on antenna/baseline: '0~5&' 2025-03-16 07:28:56 INFO uvmodelfit::Calibrater::selectvis By selection 245000 rows are reduced to 30 2025-03-16 07:28:56 INFO uvmodelfit::Calibrater::selectvis Frequency selection: Selecting all channels in all spws. 2025-03-16 07:28:56 INFO uvmodelfit::calibrater::setdata chanmode=none nchan=1 start=0 step=1 mStart='0km/s' mStep='0km/s' msSelect='' 2025-03-16 07:28:56 INFO uvmodelfit::calibrater::modelfit Beginning modelfit-------------------------- 2025-03-16 07:28:56 INFO uvmodelfit::UVMod::solve Solving for single-component Point There are 120 - 3 = 117 degrees of freedom. iter=0: reduced chi2=0.513046: I=1, dir=[0, 0] arcsec iter=1: reduced chi2=9.40374e-06: I=0.0007885, dir=[-0.0037039, -0.00478739] arcsec iter=2: reduced chi2=8.94083e-06: I=-0.000202281, dir=[-4.71361, -6.09448] arcsec iter=3: reduced chi2=8.91896e-06: I=-5.21638e-06, dir=[7.26954, 7.59266] arcsec iter=4: reduced chi2=8.83123e-06: I=-0.000368954, dir=[-281.448, -242.991] arcsec iter=5: reduced chi2=8.74547e-06: I=-0.000418384, dir=[-287.719, -251.083] arcsec If data weights are arbitrarily scaled, the following formal errors will be underestimated by at least a factor sqrt(reduced chi2). If the fit is systematically poor, the errors are much worse. I = -0.000418384 +/- 0.129099 x = -287.719 +/- 436.244 arcsec y = -251.083 +/- 539.275 arcsec Writing componentlist to file: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_uvmodelfit_casashell/test2.cl 2025-03-16 07:28:56 INFO uvmodelfit::::casa Task uvmodelfit complete. Start time: 2025-03-16 07:28:55.691416 End time: 2025-03-16 07:28:56.303350 2025-03-16 07:28:56 INFO uvmodelfit::::casa ##### End Task: uvmodelfit ##### 2025-03-16 07:28:56 INFO uvmodelfit::::casa ########################################## .2025-03-16 07:28:56 INFO uvmodelfit::::casa ########################################## 2025-03-16 07:28:56 INFO uvmodelfit::::casa ##### Begin Task: uvmodelfit ##### 2025-03-16 07:28:56 INFO uvmodelfit::::casa uvmodelfit( vis='test.ms', field='1', spw='', selectdata=True, timerange='', uvrange='', antenna='', scan='', msselect='', niter=5, comptype='P', sourcepar=[1.0, 0.0, 0.0], varypar=[], outfile='test1.cl' ) 2025-03-16 07:28:56 WARN uvmodelfit::calibrater::setvi(bool,bool) Forcing use of OLD VisibilityIterator. 2025-03-16 07:28:56 INFO uvmodelfit::calibrater::open ****Using OLD VI-driven calibrater tool**** 2025-03-16 07:28:56 INFO uvmodelfit::calibrater::open Opening MS: test.ms for calibration. 2025-03-16 07:28:56 INFO uvmodelfit::Calibrater:: Initializing nominal selection to the whole MS. 2025-03-16 07:28:56 INFO uvmodelfit::calibrater::setdata Beginning selectvis--(MSSelection version)------- 2025-03-16 07:28:56 INFO uvmodelfit::calibrater::reset Reseting solve/apply state 2025-03-16 07:28:56 INFO uvmodelfit::Calibrater::selectvis Performing selection on MeasurementSet 2025-03-16 07:28:56 INFO uvmodelfit::Calibrater::selectvis+ Selecting on field: '1' 2025-03-16 07:28:56 INFO uvmodelfit::Calibrater::selectvis By selection 245000 rows are reduced to 6125 2025-03-16 07:28:56 INFO uvmodelfit::Calibrater::selectvis Frequency selection: Selecting all channels in all spws. 2025-03-16 07:28:56 INFO uvmodelfit::calibrater::setdata chanmode=none nchan=1 start=0 step=1 mStart='0km/s' mStep='0km/s' msSelect='' 2025-03-16 07:28:56 INFO uvmodelfit::calibrater::modelfit Beginning modelfit-------------------------- 2025-03-16 07:28:56 INFO uvmodelfit::UVMod::solve Solving for single-component Point There are 24500 - 3 = 24497 degrees of freedom. iter=0: reduced chi2=0.50007: I=1, dir=[0, 0] arcsec iter=1: reduced chi2=7.46871e-06: I=0.000996844, dir=[-1.76161e-06, -2.03276e-06] arcsec iter=2: reduced chi2=6.96965e-06: I=-1.66014e-06, dir=[-0.00176984, -0.00204231] arcsec iter=3: reduced chi2=6.96965e-06: I=-1.67684e-06, dir=[0.0389955, 0.046368] arcsec iter=4: reduced chi2=6.96964e-06: I=-1.79695e-06, dir=[0.11497, 0.0783099] arcsec iter=5: reduced chi2=6.96964e-06: I=-2.16021e-06, dir=[0.264308, 0.0633136] arcsec If data weights are arbitrarily scaled, the following formal errors will be underestimated by at least a factor sqrt(reduced chi2). If the fit is systematically poor, the errors are much worse. I = -2.16021e-06 +/- 0.00903508 x = 0.264308 +/- 1518.11 arcsec y = 0.0633136 +/- 1331.3 arcsec Writing componentlist to file: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_uvmodelfit_casashell/test1.cl 2025-03-16 07:28:57 INFO uvmodelfit::::casa Task uvmodelfit complete. Start time: 2025-03-16 07:28:56.433505 End time: 2025-03-16 07:28:56.754732 2025-03-16 07:28:57 INFO uvmodelfit::::casa ##### End Task: uvmodelfit ##### 2025-03-16 07:28:57 INFO uvmodelfit::::casa ########################################## 2025-03-16 07:28:57 INFO uvmodelfit::::casa ########################################## 2025-03-16 07:28:57 INFO uvmodelfit::::casa ##### Begin Task: uvmodelfit ##### 2025-03-16 07:28:57 INFO uvmodelfit::::casa uvmodelfit( vis='test.ms', field='1', spw='', selectdata=True, timerange='', uvrange='', antenna='', scan='', msselect='', niter=5, comptype='P', sourcepar=[1.0, 1.0, 1.0], varypar=[], outfile='test2.cl' ) 2025-03-16 07:28:57 WARN uvmodelfit::calibrater::setvi(bool,bool) Forcing use of OLD VisibilityIterator. 2025-03-16 07:28:57 INFO uvmodelfit::calibrater::open ****Using OLD VI-driven calibrater tool**** 2025-03-16 07:28:57 INFO uvmodelfit::calibrater::open Opening MS: test.ms for calibration. 2025-03-16 07:28:57 INFO uvmodelfit::Calibrater:: Initializing nominal selection to the whole MS. 2025-03-16 07:28:57 INFO uvmodelfit::calibrater::setdata Beginning selectvis--(MSSelection version)------- 2025-03-16 07:28:57 INFO uvmodelfit::calibrater::reset Reseting solve/apply state 2025-03-16 07:28:57 INFO uvmodelfit::Calibrater::selectvis Performing selection on MeasurementSet 2025-03-16 07:28:57 INFO uvmodelfit::Calibrater::selectvis+ Selecting on field: '1' 2025-03-16 07:28:57 INFO uvmodelfit::Calibrater::selectvis By selection 245000 rows are reduced to 6125 2025-03-16 07:28:57 INFO uvmodelfit::Calibrater::selectvis Frequency selection: Selecting all channels in all spws. 2025-03-16 07:28:57 INFO uvmodelfit::calibrater::setdata chanmode=none nchan=1 start=0 step=1 mStart='0km/s' mStep='0km/s' msSelect='' 2025-03-16 07:28:57 INFO uvmodelfit::calibrater::modelfit Beginning modelfit-------------------------- 2025-03-16 07:28:57 INFO uvmodelfit::UVMod::solve Solving for single-component Point There are 24500 - 3 = 24497 degrees of freedom. iter=0: reduced chi2=0.500062: I=1, dir=[1, 1] arcsec iter=1: reduced chi2=7.46868e-06: I=0.00100539, dir=[0.999992, 1] arcsec iter=2: reduced chi2=6.96963e-06: I=6.89253e-06, dir=[0.991957, 1.00281] arcsec iter=3: reduced chi2=6.96949e-06: I=6.96351e-06, dir=[-0.174069, 1.40248] arcsec iter=4: reduced chi2=6.96921e-06: I=2.56854e-05, dir=[0.214229, 1.38695] arcsec iter=5: reduced chi2=6.96919e-06: I=2.994e-05, dir=[0.173962, 1.38327] arcsec If data weights are arbitrarily scaled, the following formal errors will be underestimated by at least a factor sqrt(reduced chi2). If the fit is systematically poor, the errors are much worse. I = 2.994e-05 +/- 0.00903508 x = 0.173962 +/- 109.533 arcsec y = 1.38327 +/- 96.0549 arcsec Writing componentlist to file: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_uvmodelfit_casashell/test2.cl 2025-03-16 07:28:57 INFO uvmodelfit::::casa Task uvmodelfit complete. Start time: 2025-03-16 07:28:56.756615 End time: 2025-03-16 07:28:57.110601 2025-03-16 07:28:57 INFO uvmodelfit::::casa ##### End Task: uvmodelfit ##### 2025-03-16 07:28:57 INFO uvmodelfit::::casa ########################################## .2025-03-16 07:28:57 INFO uvmodelfit::::casa ########################################## 2025-03-16 07:28:57 INFO uvmodelfit::::casa ##### Begin Task: uvmodelfit ##### 2025-03-16 07:28:57 INFO uvmodelfit::::casa uvmodelfit( vis='testspw.ms', field='', spw='0', selectdata=True, timerange='', uvrange='', antenna='', scan='', msselect='', niter=5, comptype='P', sourcepar=[1.0, 0.0, 0.0], varypar=[], outfile='test1.cl' ) 2025-03-16 07:28:57 WARN uvmodelfit::calibrater::setvi(bool,bool) Forcing use of OLD VisibilityIterator. 2025-03-16 07:28:57 INFO uvmodelfit::calibrater::open ****Using OLD VI-driven calibrater tool**** 2025-03-16 07:28:57 INFO uvmodelfit::calibrater::open Opening MS: testspw.ms for calibration. 2025-03-16 07:28:57 INFO uvmodelfit:::: Clearing all model records in MS header. 2025-03-16 07:28:57 INFO uvmodelfit::VisSetUtil::addScrCols Adding MODEL_DATA and CORRECTED_DATA column(s). 2025-03-16 07:28:57 INFO uvmodelfit::VisSetUtil::initScrCols Initializing MODEL_DATA to (unity). 2025-03-16 07:28:58 INFO uvmodelfit::VisSetUtil::initScrCols Initialized 26676 rows. 2025-03-16 07:28:58 INFO uvmodelfit::Calibrater:: Initializing nominal selection to the whole MS. 2025-03-16 07:28:58 INFO uvmodelfit::calibrater::setdata Beginning selectvis--(MSSelection version)------- 2025-03-16 07:28:58 INFO uvmodelfit::calibrater::reset Reseting solve/apply state 2025-03-16 07:28:58 INFO uvmodelfit::Calibrater::selectvis Performing selection on MeasurementSet 2025-03-16 07:28:58 INFO uvmodelfit::Calibrater::selectvis+ Selecting on spw: '0' 2025-03-16 07:28:58 INFO uvmodelfit::Calibrater::selectvis By selection 26676 rows are reduced to 13338 2025-03-16 07:28:58 INFO uvmodelfit::Calibrater::selectvis Frequency selection: 2025-03-16 07:28:58 INFO uvmodelfit::Calibrater::selectvis . Spw 0:0~4 (5 channels, step by 1) 2025-03-16 07:28:58 INFO uvmodelfit::calibrater::setdata chanmode=none nchan=1 start=0 step=1 mStart='0km/s' mStep='0km/s' msSelect='' 2025-03-16 07:28:58 INFO uvmodelfit::calibrater::modelfit Beginning modelfit-------------------------- 2025-03-16 07:28:58 INFO uvmodelfit::UVMod::solve Solving for single-component Point There are 120250 - 3 = 120247 degrees of freedom. iter=0: reduced chi2=7.53424: I=1, dir=[0, 0] arcsec iter=1: reduced chi2=5.60908: I=0.00491201, dir=[0.00397324, 0.000426711] arcsec iter=2: reduced chi2=5.60904: I=0.00392362, dir=[0.822108, 0.081166] arcsec iter=3: reduced chi2=5.60903: I=0.00607976, dir=[3.01616, -1.14771] arcsec iter=4: reduced chi2=5.609: I=0.00620436, dir=[2.34701, 1.20117] arcsec iter=5: reduced chi2=5.60892: I=0.00758467, dir=[2.57163, 0.636844] arcsec If data weights are arbitrarily scaled, the following formal errors will be underestimated by at least a factor sqrt(reduced chi2). If the fit is systematically poor, the errors are much worse. I = 0.00758467 +/- 0.00207026 x = 2.57163 +/- 0.441119 arcsec y = 0.636844 +/- 0.400796 arcsec Writing componentlist to file: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_uvmodelfit_casashell/test1.cl 2025-03-16 07:28:59 INFO uvmodelfit::::casa Task uvmodelfit complete. Start time: 2025-03-16 07:28:57.240000 End time: 2025-03-16 07:28:58.994218 2025-03-16 07:28:59 INFO uvmodelfit::::casa ##### End Task: uvmodelfit ##### 2025-03-16 07:28:59 INFO uvmodelfit::::casa ########################################## 2025-03-16 07:28:59 INFO uvmodelfit::::casa ########################################## 2025-03-16 07:28:59 INFO uvmodelfit::::casa ##### Begin Task: uvmodelfit ##### 2025-03-16 07:28:59 INFO uvmodelfit::::casa uvmodelfit( vis='testspw.ms', field='', spw='1', selectdata=True, timerange='', uvrange='', antenna='', scan='', msselect='', niter=5, comptype='P', sourcepar=[1.0, 0.0, 0.0], varypar=[], outfile='test2.cl' ) 2025-03-16 07:28:59 WARN uvmodelfit::calibrater::setvi(bool,bool) Forcing use of OLD VisibilityIterator. 2025-03-16 07:28:59 INFO uvmodelfit::calibrater::open ****Using OLD VI-driven calibrater tool**** 2025-03-16 07:28:59 INFO uvmodelfit::calibrater::open Opening MS: testspw.ms for calibration. 2025-03-16 07:28:59 INFO uvmodelfit::Calibrater:: Initializing nominal selection to the whole MS. 2025-03-16 07:28:59 INFO uvmodelfit::calibrater::setdata Beginning selectvis--(MSSelection version)------- 2025-03-16 07:28:59 INFO uvmodelfit::calibrater::reset Reseting solve/apply state 2025-03-16 07:28:59 INFO uvmodelfit::Calibrater::selectvis Performing selection on MeasurementSet 2025-03-16 07:28:59 INFO uvmodelfit::Calibrater::selectvis+ Selecting on spw: '1' 2025-03-16 07:28:59 INFO uvmodelfit::Calibrater::selectvis By selection 26676 rows are reduced to 13338 2025-03-16 07:28:59 INFO uvmodelfit::Calibrater::selectvis Frequency selection: 2025-03-16 07:28:59 INFO uvmodelfit::Calibrater::selectvis . Spw 1:0~4 (5 channels, step by 1) 2025-03-16 07:28:59 INFO uvmodelfit::calibrater::setdata chanmode=none nchan=1 start=0 step=1 mStart='0km/s' mStep='0km/s' msSelect='' 2025-03-16 07:28:59 INFO uvmodelfit::calibrater::modelfit Beginning modelfit-------------------------- 2025-03-16 07:28:59 INFO uvmodelfit::UVMod::solve Solving for single-component Point There are 120250 - 3 = 120247 degrees of freedom. iter=0: reduced chi2=7.51732: I=1, dir=[0, 0] arcsec iter=1: reduced chi2=5.74274: I=0.000542439, dir=[-0.00820008, -0.00879566] arcsec iter=2: reduced chi2=5.74274: I=-0.000361932, dir=[-14.2715, -15.2826] arcsec iter=3: reduced chi2=5.74274: I=-0.000196652, dir=[-0.856895, -18.97] arcsec iter=4: reduced chi2=5.74274: I=-0.000207681, dir=[2.06202, -19.1228] arcsec iter=5: reduced chi2=5.74273: I=-0.000254358, dir=[0.975174, -18.2686] arcsec If data weights are arbitrarily scaled, the following formal errors will be underestimated by at least a factor sqrt(reduced chi2). If the fit is systematically poor, the errors are much worse. I = -0.000254358 +/- 0.00216578 x = 0.975174 +/- 14.3472 arcsec y = -18.2686 +/- 12.2369 arcsec Writing componentlist to file: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_uvmodelfit_casashell/test2.cl 2025-03-16 07:29:01 INFO uvmodelfit::::casa Task uvmodelfit complete. Start time: 2025-03-16 07:28:58.996952 End time: 2025-03-16 07:29:00.880070 2025-03-16 07:29:01 INFO uvmodelfit::::casa ##### End Task: uvmodelfit ##### 2025-03-16 07:29:01 INFO uvmodelfit::::casa ########################################## .2025-03-16 07:29:01 INFO uvmodelfit::::casa ########################################## 2025-03-16 07:29:01 INFO uvmodelfit::::casa ##### Begin Task: uvmodelfit ##### 2025-03-16 07:29:01 INFO uvmodelfit::::casa uvmodelfit( vis='test.ms', field='0', spw='', selectdata=True, timerange='', uvrange='', antenna='', scan='', msselect='', niter=5, comptype='P', sourcepar=[1.0, 0.0, 0.0], varypar=[], outfile='' ) 2025-03-16 07:29:01 WARN uvmodelfit::calibrater::setvi(bool,bool) Forcing use of OLD VisibilityIterator. 2025-03-16 07:29:01 INFO uvmodelfit::calibrater::open ****Using OLD VI-driven calibrater tool**** 2025-03-16 07:29:01 INFO uvmodelfit::calibrater::open Opening MS: test.ms for calibration. 2025-03-16 07:29:01 INFO uvmodelfit::Calibrater:: Initializing nominal selection to the whole MS. 2025-03-16 07:29:01 INFO uvmodelfit::calibrater::setdata Beginning selectvis--(MSSelection version)------- 2025-03-16 07:29:01 INFO uvmodelfit::calibrater::reset Reseting solve/apply state 2025-03-16 07:29:01 INFO uvmodelfit::Calibrater::selectvis Performing selection on MeasurementSet 2025-03-16 07:29:01 INFO uvmodelfit::Calibrater::selectvis+ Selecting on field: '0' 2025-03-16 07:29:01 INFO uvmodelfit::Calibrater::selectvis By selection 245000 rows are reduced to 6125 2025-03-16 07:29:01 INFO uvmodelfit::Calibrater::selectvis Frequency selection: Selecting all channels in all spws. 2025-03-16 07:29:01 INFO uvmodelfit::calibrater::setdata chanmode=none nchan=1 start=0 step=1 mStart='0km/s' mStep='0km/s' msSelect='' 2025-03-16 07:29:01 INFO uvmodelfit::calibrater::modelfit Beginning modelfit-------------------------- 2025-03-16 07:29:01 INFO uvmodelfit::UVMod::solve Solving for single-component Point There are 24500 - 3 = 24497 degrees of freedom. iter=0: reduced chi2=0.500026: I=1, dir=[0, 0] arcsec iter=1: reduced chi2=1.30279e-06: I=0.00103511, dir=[-2.3514e-06, -6.82833e-07] arcsec iter=2: reduced chi2=8.03765e-07: I=3.66475e-05, dir=[-0.00227513, -0.000660685] arcsec iter=3: reduced chi2=8.03717e-07: I=3.61935e-05, dir=[-0.066776, -0.0192953] arcsec iter=4: reduced chi2=8.03657e-07: I=3.75341e-05, dir=[-0.138375, -0.0379022] arcsec iter=5: reduced chi2=8.03594e-07: I=3.9096e-05, dir=[-0.209874, -0.056095] arcsec If data weights are arbitrarily scaled, the following formal errors will be underestimated by at least a factor sqrt(reduced chi2). If the fit is systematically poor, the errors are much worse. I = 3.9096e-05 +/- 0.00903508 x = -0.209874 +/- 83.8907 arcsec y = -0.056095 +/- 73.5601 arcsec 2025-03-16 07:29:01 INFO uvmodelfit::::casa Task uvmodelfit complete. Start time: 2025-03-16 07:29:00.999589 End time: 2025-03-16 07:29:01.147671 2025-03-16 07:29:01 INFO uvmodelfit::::casa ##### End Task: uvmodelfit ##### 2025-03-16 07:29:01 INFO uvmodelfit::::casa ########################################## .2025-03-16 07:29:01 INFO uvmodelfit::::casa ########################################## 2025-03-16 07:29:01 INFO uvmodelfit::::casa ##### Begin Task: uvmodelfit ##### 2025-03-16 07:29:01 INFO uvmodelfit::::casa uvmodelfit( vis='test.ms', field='', spw='', selectdata=True, timerange='10:40:46~10:41:36', uvrange='', antenna='', scan='', msselect='', niter=5, comptype='P', sourcepar=[1.0, 0.0, 0.0], varypar=[], outfile='test1.cl' ) 2025-03-16 07:29:01 WARN uvmodelfit::calibrater::setvi(bool,bool) Forcing use of OLD VisibilityIterator. 2025-03-16 07:29:01 INFO uvmodelfit::calibrater::open ****Using OLD VI-driven calibrater tool**** 2025-03-16 07:29:01 INFO uvmodelfit::calibrater::open Opening MS: test.ms for calibration. 2025-03-16 07:29:01 INFO uvmodelfit::Calibrater:: Initializing nominal selection to the whole MS. 2025-03-16 07:29:01 INFO uvmodelfit::calibrater::setdata Beginning selectvis--(MSSelection version)------- 2025-03-16 07:29:01 INFO uvmodelfit::calibrater::reset Reseting solve/apply state 2025-03-16 07:29:01 INFO uvmodelfit::Calibrater::selectvis Performing selection on MeasurementSet 2025-03-16 07:29:01 INFO uvmodelfit::Calibrater::selectvis+ Selecting on time: '10:40:46~10:41:36' 2025-03-16 07:29:01 INFO uvmodelfit::Calibrater::selectvis By selection 245000 rows are reduced to 6125 2025-03-16 07:29:01 INFO uvmodelfit::Calibrater::selectvis Frequency selection: Selecting all channels in all spws. 2025-03-16 07:29:01 INFO uvmodelfit::calibrater::setdata chanmode=none nchan=1 start=0 step=1 mStart='0km/s' mStep='0km/s' msSelect='' 2025-03-16 07:29:01 INFO uvmodelfit::calibrater::modelfit Beginning modelfit-------------------------- 2025-03-16 07:29:01 INFO uvmodelfit::UVMod::solve Solving for single-component Point There are 24500 - 3 = 24497 degrees of freedom. iter=0: reduced chi2=0.504128: I=1, dir=[0, 0] arcsec iter=1: reduced chi2=0.00132736: I=-0.00173421, dir=[-0.000110601, 4.91035e-05] arcsec iter=2: reduced chi2=0.00132666: I=-0.00273533, dir=[0.0636726, -0.028279] arcsec iter=3: reduced chi2=0.00132647: I=-0.00280967, dir=[0.11429, -0.0464787] arcsec iter=4: reduced chi2=0.00132621: I=-0.00287665, dir=[0.172625, -0.0644859] arcsec iter=5: reduced chi2=0.00132586: I=-0.00296507, dir=[0.240406, -0.0824503] arcsec If data weights are arbitrarily scaled, the following formal errors will be underestimated by at least a factor sqrt(reduced chi2). If the fit is systematically poor, the errors are much worse. I = -0.00296507 +/- 0.00903508 x = 0.240406 +/- 1.10742 arcsec y = -0.0824503 +/- 0.969818 arcsec Writing componentlist to file: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_uvmodelfit_casashell/test1.cl 2025-03-16 07:29:02 INFO uvmodelfit::::casa Task uvmodelfit complete. Start time: 2025-03-16 07:29:01.213729 End time: 2025-03-16 07:29:01.500113 2025-03-16 07:29:02 INFO uvmodelfit::::casa ##### End Task: uvmodelfit ##### 2025-03-16 07:29:02 INFO uvmodelfit::::casa ########################################## 2025-03-16 07:29:02 INFO uvmodelfit::::casa ########################################## 2025-03-16 07:29:02 INFO uvmodelfit::::casa ##### Begin Task: uvmodelfit ##### 2025-03-16 07:29:02 INFO uvmodelfit::::casa uvmodelfit( vis='test.ms', field='', spw='', selectdata=True, timerange='10:45:46~10:46:36', uvrange='', antenna='', scan='', msselect='', niter=5, comptype='P', sourcepar=[1.0, 0.0, 0.0], varypar=[], outfile='test2.cl' ) 2025-03-16 07:29:02 WARN uvmodelfit::calibrater::setvi(bool,bool) Forcing use of OLD VisibilityIterator. 2025-03-16 07:29:02 INFO uvmodelfit::calibrater::open ****Using OLD VI-driven calibrater tool**** 2025-03-16 07:29:02 INFO uvmodelfit::calibrater::open Opening MS: test.ms for calibration. 2025-03-16 07:29:02 INFO uvmodelfit::Calibrater:: Initializing nominal selection to the whole MS. 2025-03-16 07:29:02 INFO uvmodelfit::calibrater::setdata Beginning selectvis--(MSSelection version)------- 2025-03-16 07:29:02 INFO uvmodelfit::calibrater::reset Reseting solve/apply state 2025-03-16 07:29:02 INFO uvmodelfit::Calibrater::selectvis Performing selection on MeasurementSet 2025-03-16 07:29:02 INFO uvmodelfit::Calibrater::selectvis+ Selecting on time: '10:45:46~10:46:36' 2025-03-16 07:29:02 INFO uvmodelfit::Calibrater::selectvis By selection 245000 rows are reduced to 6125 2025-03-16 07:29:02 INFO uvmodelfit::Calibrater::selectvis Frequency selection: Selecting all channels in all spws. 2025-03-16 07:29:02 INFO uvmodelfit::calibrater::setdata chanmode=none nchan=1 start=0 step=1 mStart='0km/s' mStep='0km/s' msSelect='' 2025-03-16 07:29:02 INFO uvmodelfit::calibrater::modelfit Beginning modelfit-------------------------- 2025-03-16 07:29:02 INFO uvmodelfit::UVMod::solve Solving for single-component Point There are 24500 - 3 = 24497 degrees of freedom. iter=0: reduced chi2=0.501728: I=1, dir=[0, 0] arcsec iter=1: reduced chi2=0.00217666: I=0.00150831, dir=[1.40788e-05, 9.95773e-06] arcsec iter=2: reduced chi2=0.00217616: I=0.000510322, dir=[0.00935402, 0.00661427] arcsec iter=3: reduced chi2=0.00217616: I=0.000511476, dir=[0.0392212, 0.0243698] arcsec iter=4: reduced chi2=0.00217615: I=0.000516714, dir=[0.0766723, 0.037258] arcsec iter=5: reduced chi2=0.00217615: I=0.000523594, dir=[0.124002, 0.0466822] arcsec If data weights are arbitrarily scaled, the following formal errors will be underestimated by at least a factor sqrt(reduced chi2). If the fit is systematically poor, the errors are much worse. I = 0.000523594 +/- 0.00903508 x = 0.124002 +/- 6.27964 arcsec y = 0.0466822 +/- 5.49192 arcsec Writing componentlist to file: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_uvmodelfit_casashell/test2.cl 2025-03-16 07:29:02 INFO uvmodelfit::::casa Task uvmodelfit complete. Start time: 2025-03-16 07:29:01.503399 End time: 2025-03-16 07:29:01.870659 2025-03-16 07:29:02 INFO uvmodelfit::::casa ##### End Task: uvmodelfit ##### 2025-03-16 07:29:02 INFO uvmodelfit::::casa ########################################## .2025-03-16 07:29:02 INFO uvmodelfit::::casa ########################################## 2025-03-16 07:29:02 INFO uvmodelfit::::casa ##### Begin Task: uvmodelfit ##### 2025-03-16 07:29:02 INFO uvmodelfit::::casa uvmodelfit( vis='test.ms', field='1', spw='', selectdata=True, timerange='', uvrange='0~50', antenna='', scan='', msselect='', niter=5, comptype='P', sourcepar=[1.0, 0.0, 0.0], varypar=[], outfile='test1.cl' ) 2025-03-16 07:29:02 WARN uvmodelfit::calibrater::setvi(bool,bool) Forcing use of OLD VisibilityIterator. 2025-03-16 07:29:02 INFO uvmodelfit::calibrater::open ****Using OLD VI-driven calibrater tool**** 2025-03-16 07:29:02 INFO uvmodelfit::calibrater::open Opening MS: test.ms for calibration. 2025-03-16 07:29:02 INFO uvmodelfit::Calibrater:: Initializing nominal selection to the whole MS. 2025-03-16 07:29:02 INFO uvmodelfit::calibrater::setdata Beginning selectvis--(MSSelection version)------- 2025-03-16 07:29:02 INFO uvmodelfit::calibrater::reset Reseting solve/apply state 2025-03-16 07:29:02 INFO uvmodelfit::Calibrater::selectvis Performing selection on MeasurementSet 2025-03-16 07:29:02 INFO uvmodelfit::Calibrater::selectvis+ Selecting on field: '1' 2025-03-16 07:29:02 INFO uvmodelfit::Calibrater::selectvis+ Selecting on uvrange: '0~50' 2025-03-16 07:29:02 INFO uvmodelfit::Calibrater::selectvis By selection 245000 rows are reduced to 860 2025-03-16 07:29:02 INFO uvmodelfit::Calibrater::selectvis Frequency selection: Selecting all channels in all spws. 2025-03-16 07:29:02 INFO uvmodelfit::calibrater::setdata chanmode=none nchan=1 start=0 step=1 mStart='0km/s' mStep='0km/s' msSelect='' 2025-03-16 07:29:02 INFO uvmodelfit::calibrater::modelfit Beginning modelfit-------------------------- 2025-03-16 07:29:02 INFO uvmodelfit::UVMod::solve Solving for single-component Point There are 3440 - 3 = 3437 degrees of freedom. iter=0: reduced chi2=0.500333: I=1, dir=[0, 0] arcsec iter=1: reduced chi2=4.73559e-05: I=0.00114933, dir=[-0.000549538, 1.07287e-05] arcsec iter=2: reduced chi2=4.68293e-05: I=0.000151181, dir=[-0.47899, 0.00933264] arcsec iter=3: reduced chi2=4.67821e-05: I=0.000332335, dir=[-4.03323, -0.0859994] arcsec iter=4: reduced chi2=4.65965e-05: I=0.000425135, dir=[-4.4663, -1.56114] arcsec iter=5: reduced chi2=4.64256e-05: I=0.00085118, dir=[-5.06439, -1.72933] arcsec If data weights are arbitrarily scaled, the following formal errors will be underestimated by at least a factor sqrt(reduced chi2). If the fit is systematically poor, the errors are much worse. I = 0.00085118 +/- 0.0241121 x = -5.06439 +/- 34.2969 arcsec y = -1.72933 +/- 31.3727 arcsec Writing componentlist to file: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_uvmodelfit_casashell/test1.cl 2025-03-16 07:29:02 INFO uvmodelfit::::casa Task uvmodelfit complete. Start time: 2025-03-16 07:29:01.988606 End time: 2025-03-16 07:29:02.364488 2025-03-16 07:29:02 INFO uvmodelfit::::casa ##### End Task: uvmodelfit ##### 2025-03-16 07:29:02 INFO uvmodelfit::::casa ########################################## 2025-03-16 07:29:02 INFO uvmodelfit::::casa ########################################## 2025-03-16 07:29:02 INFO uvmodelfit::::casa ##### Begin Task: uvmodelfit ##### 2025-03-16 07:29:02 INFO uvmodelfit::::casa uvmodelfit( vis='test.ms', field='1', spw='', selectdata=True, timerange='', uvrange='50~100', antenna='', scan='', msselect='', niter=5, comptype='P', sourcepar=[1.0, 0.0, 0.0], varypar=[], outfile='test2.cl' ) 2025-03-16 07:29:02 WARN uvmodelfit::calibrater::setvi(bool,bool) Forcing use of OLD VisibilityIterator. 2025-03-16 07:29:02 INFO uvmodelfit::calibrater::open ****Using OLD VI-driven calibrater tool**** 2025-03-16 07:29:02 INFO uvmodelfit::calibrater::open Opening MS: test.ms for calibration. 2025-03-16 07:29:02 INFO uvmodelfit::Calibrater:: Initializing nominal selection to the whole MS. 2025-03-16 07:29:02 INFO uvmodelfit::calibrater::setdata Beginning selectvis--(MSSelection version)------- 2025-03-16 07:29:02 INFO uvmodelfit::calibrater::reset Reseting solve/apply state 2025-03-16 07:29:02 INFO uvmodelfit::Calibrater::selectvis Performing selection on MeasurementSet 2025-03-16 07:29:02 INFO uvmodelfit::Calibrater::selectvis+ Selecting on field: '1' 2025-03-16 07:29:02 INFO uvmodelfit::Calibrater::selectvis+ Selecting on uvrange: '50~100' 2025-03-16 07:29:02 INFO uvmodelfit::Calibrater::selectvis By selection 245000 rows are reduced to 2110 2025-03-16 07:29:02 INFO uvmodelfit::Calibrater::selectvis Frequency selection: Selecting all channels in all spws. 2025-03-16 07:29:02 INFO uvmodelfit::calibrater::setdata chanmode=none nchan=1 start=0 step=1 mStart='0km/s' mStep='0km/s' msSelect='' 2025-03-16 07:29:02 INFO uvmodelfit::calibrater::modelfit Beginning modelfit-------------------------- 2025-03-16 07:29:02 INFO uvmodelfit::UVMod::solve Solving for single-component Point There are 8440 - 3 = 8437 degrees of freedom. iter=0: reduced chi2=0.500218: I=1, dir=[0, 0] arcsec iter=1: reduced chi2=1.47216e-06: I=0.000960188, dir=[2.69551e-05, 1.00754e-06] arcsec iter=2: reduced chi2=9.73043e-07: I=-3.835e-05, dir=[0.028114, 0.00105097] arcsec iter=3: reduced chi2=9.71377e-07: I=-3.62331e-05, dir=[-0.683209, -0.0300068] arcsec iter=4: reduced chi2=9.69616e-07: I=-8.21256e-05, dir=[-0.919942, 0.215778] arcsec iter=5: reduced chi2=9.69552e-07: I=-9.07441e-05, dir=[-0.957306, 0.215738] arcsec If data weights are arbitrarily scaled, the following formal errors will be underestimated by at least a factor sqrt(reduced chi2). If the fit is systematically poor, the errors are much worse. I = -9.07441e-05 +/- 0.0153937 x = -0.957306 +/- 91.656 arcsec y = 0.215738 +/- 89.4617 arcsec Writing componentlist to file: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_uvmodelfit_casashell/test2.cl 2025-03-16 07:29:03 INFO uvmodelfit::::casa Task uvmodelfit complete. Start time: 2025-03-16 07:29:02.367804 End time: 2025-03-16 07:29:02.689238 2025-03-16 07:29:03 INFO uvmodelfit::::casa ##### End Task: uvmodelfit ##### 2025-03-16 07:29:03 INFO uvmodelfit::::casa ########################################## .2025-03-16 07:29:03 INFO uvmodelfit::::casa ########################################## 2025-03-16 07:29:03 INFO uvmodelfit::::casa ##### Begin Task: uvmodelfit ##### 2025-03-16 07:29:03 INFO uvmodelfit::::casa uvmodelfit( vis='test.ms', field='1', spw='', selectdata=True, timerange='', uvrange='', antenna='', scan='', msselect='', niter=5, comptype='P', sourcepar=[1.0, 1.0, 1.0], varypar=[True, True, True], outfile='test1.cl' ) 2025-03-16 07:29:03 WARN uvmodelfit::calibrater::setvi(bool,bool) Forcing use of OLD VisibilityIterator. 2025-03-16 07:29:03 INFO uvmodelfit::calibrater::open ****Using OLD VI-driven calibrater tool**** 2025-03-16 07:29:03 INFO uvmodelfit::calibrater::open Opening MS: test.ms for calibration. 2025-03-16 07:29:03 INFO uvmodelfit::Calibrater:: Initializing nominal selection to the whole MS. 2025-03-16 07:29:03 INFO uvmodelfit::calibrater::setdata Beginning selectvis--(MSSelection version)------- 2025-03-16 07:29:03 INFO uvmodelfit::calibrater::reset Reseting solve/apply state 2025-03-16 07:29:03 INFO uvmodelfit::Calibrater::selectvis Performing selection on MeasurementSet 2025-03-16 07:29:03 INFO uvmodelfit::Calibrater::selectvis+ Selecting on field: '1' 2025-03-16 07:29:03 INFO uvmodelfit::Calibrater::selectvis By selection 245000 rows are reduced to 6125 2025-03-16 07:29:03 INFO uvmodelfit::Calibrater::selectvis Frequency selection: Selecting all channels in all spws. 2025-03-16 07:29:03 INFO uvmodelfit::calibrater::setdata chanmode=none nchan=1 start=0 step=1 mStart='0km/s' mStep='0km/s' msSelect='' 2025-03-16 07:29:03 INFO uvmodelfit::calibrater::modelfit Beginning modelfit-------------------------- 2025-03-16 07:29:03 INFO uvmodelfit::UVMod::solve Solving for single-component Point There are 24500 - 3 = 24497 degrees of freedom. iter=0: reduced chi2=0.500062: I=1, dir=[1, 1] arcsec iter=1: reduced chi2=7.46868e-06: I=0.00100539, dir=[0.999992, 1] arcsec iter=2: reduced chi2=6.96963e-06: I=6.89253e-06, dir=[0.991957, 1.00281] arcsec iter=3: reduced chi2=6.96949e-06: I=6.96351e-06, dir=[-0.174069, 1.40248] arcsec iter=4: reduced chi2=6.96921e-06: I=2.56854e-05, dir=[0.214229, 1.38695] arcsec iter=5: reduced chi2=6.96919e-06: I=2.994e-05, dir=[0.173962, 1.38327] arcsec If data weights are arbitrarily scaled, the following formal errors will be underestimated by at least a factor sqrt(reduced chi2). If the fit is systematically poor, the errors are much worse. I = 2.994e-05 +/- 0.00903508 x = 0.173962 +/- 109.533 arcsec y = 1.38327 +/- 96.0549 arcsec Writing componentlist to file: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_uvmodelfit_casashell/test1.cl 2025-03-16 07:29:03 INFO uvmodelfit::::casa Task uvmodelfit complete. Start time: 2025-03-16 07:29:02.792604 End time: 2025-03-16 07:29:03.050341 2025-03-16 07:29:03 INFO uvmodelfit::::casa ##### End Task: uvmodelfit ##### 2025-03-16 07:29:03 INFO uvmodelfit::::casa ########################################## 2025-03-16 07:29:03 INFO uvmodelfit::::casa ########################################## 2025-03-16 07:29:03 INFO uvmodelfit::::casa ##### Begin Task: uvmodelfit ##### 2025-03-16 07:29:03 INFO uvmodelfit::::casa uvmodelfit( vis='test.ms', field='1', spw='', selectdata=True, timerange='', uvrange='', antenna='', scan='', msselect='', niter=5, comptype='P', sourcepar=[1.0, 1.0, 1.0], varypar=[True, False, False], outfile='test2.cl' ) 2025-03-16 07:29:03 WARN uvmodelfit::calibrater::setvi(bool,bool) Forcing use of OLD VisibilityIterator. 2025-03-16 07:29:03 INFO uvmodelfit::calibrater::open ****Using OLD VI-driven calibrater tool**** 2025-03-16 07:29:03 INFO uvmodelfit::calibrater::open Opening MS: test.ms for calibration. 2025-03-16 07:29:03 INFO uvmodelfit::Calibrater:: Initializing nominal selection to the whole MS. 2025-03-16 07:29:03 INFO uvmodelfit::calibrater::setdata Beginning selectvis--(MSSelection version)------- 2025-03-16 07:29:03 INFO uvmodelfit::calibrater::reset Reseting solve/apply state 2025-03-16 07:29:03 INFO uvmodelfit::Calibrater::selectvis Performing selection on MeasurementSet 2025-03-16 07:29:03 INFO uvmodelfit::Calibrater::selectvis+ Selecting on field: '1' 2025-03-16 07:29:03 INFO uvmodelfit::Calibrater::selectvis By selection 245000 rows are reduced to 6125 2025-03-16 07:29:03 INFO uvmodelfit::Calibrater::selectvis Frequency selection: Selecting all channels in all spws. 2025-03-16 07:29:03 INFO uvmodelfit::calibrater::setdata chanmode=none nchan=1 start=0 step=1 mStart='0km/s' mStep='0km/s' msSelect='' 2025-03-16 07:29:03 INFO uvmodelfit::calibrater::modelfit Beginning modelfit-------------------------- 2025-03-16 07:29:03 INFO uvmodelfit::UVMod::solve Solving for single-component Point There are 24500 - 1 = 24499 degrees of freedom. iter=0: reduced chi2=0.500021: I=1, dir=[1, 1] arcsec iter=1: reduced chi2=7.46808e-06: I=0.00100539, dir=[1, 1] arcsec iter=2: reduced chi2=6.96906e-06: I=6.89195e-06, dir=[1, 1] arcsec iter=3: reduced chi2=6.96906e-06: I=6.39283e-06, dir=[1, 1] arcsec iter=4: reduced chi2=6.96906e-06: I=6.3927e-06, dir=[1, 1] arcsec iter=5: reduced chi2=6.96906e-06: I=6.3927e-06, dir=[1, 1] arcsec If data weights are arbitrarily scaled, the following formal errors will be underestimated by at least a factor sqrt(reduced chi2). If the fit is systematically poor, the errors are much worse. I = 6.3927e-06 +/- 0.00903508 x = 1 +/- 0 arcsec y = 1 +/- 0 arcsec Writing componentlist to file: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_uvmodelfit_casashell/test2.cl 2025-03-16 07:29:03 INFO uvmodelfit::::casa Task uvmodelfit complete. Start time: 2025-03-16 07:29:03.052388 End time: 2025-03-16 07:29:03.399644 2025-03-16 07:29:03 INFO uvmodelfit::::casa ##### End Task: uvmodelfit ##### 2025-03-16 07:29:03 INFO uvmodelfit::::casa ########################################## . ---------------------------------------------------------------------- Ran 13 tests in 14.269s OK Generating XML reports...