2026-01-22 18:08:15 INFO ::casa Using user configuration file /home/casatest/.casa/config.py 2026-01-22 18:08:15 INFO ::casa loaded config file : /wheeldirectory/casa-6.7.3-21-py3.12.el8/lib/py/lib/python3.12/site-packages/casaconfig/config.py 2026-01-22 18:08:15 INFO ::casa loaded config file : /home/casatest/.casa/config.py 2026-01-22 18:08:15 INFO ::casa 2026-01-22 18:08:15 INFO ::casa config values 2026-01-22 18:08:15 INFO ::casa agg = False 2026-01-22 18:08:15 INFO ::casa cachedir = '/home/casatest/.casa' 2026-01-22 18:08:15 INFO ::casa casaconfig_verbose = 1 2026-01-22 18:08:15 INFO ::casa colors = 'Neutral' 2026-01-22 18:08:15 INFO ::casa data_auto_update = False 2026-01-22 18:08:15 INFO ::casa data_update_interval = 1 2026-01-22 18:08:15 INFO ::casa datapath = ['/opt/casa/data/master', '/opt/casa/data/casatestdata'] 2026-01-22 18:08:15 INFO ::casa iplog = False 2026-01-22 18:08:15 INFO ::casa iplogfile = '/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_fixvis_casashell/ipython-20260122-180811.log' 2026-01-22 18:08:15 INFO ::casa log2term = True 2026-01-22 18:08:15 INFO ::casa logfile = '/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_fixvis_casashell/casa-20260122-180811.log' 2026-01-22 18:08:15 INFO ::casa measures_auto_update = False 2026-01-22 18:08:15 INFO ::casa measures_site = ['https://www.astron.nl/iers/', 'https://go.nrao.edu/iers/'] 2026-01-22 18:08:15 INFO ::casa measures_site_interval = 2 2026-01-22 18:08:15 INFO ::casa measures_update_interval = 1 2026-01-22 18:08:15 INFO ::casa measurespath = '/opt/casa/data/master' 2026-01-22 18:08:15 INFO ::casa nogui = False 2026-01-22 18:08:15 INFO ::casa nologfile = False 2026-01-22 18:08:15 INFO ::casa nologger = True 2026-01-22 18:08:15 INFO ::casa pipeline = False 2026-01-22 18:08:15 INFO ::casa startupfile = '/home/casatest/.casa/startup.py' 2026-01-22 18:08:15 INFO ::casa user_site = False 2026-01-22 18:08:15 INFO ::casa 2026-01-22 18:08:15 INFO ::casa casarundata version is unknown, this is probably a legacy version not installed by casaconfig 2026-01-22 18:08:15 INFO ::casa measures version is unknown, this is probably a legacy version not installed by casaconfig 2026-01-22 18:08:15 INFO ::casa 2026-01-22 18:08:15 INFO ::casa Checking Measures tables in data repository sub-directory /opt/casa/data/master/geodetic 2026-01-22 18:08:15 INFO ::casa IERSeop2000 (version date, last date in table (UTC)): 2026/01/19/15:15, 2025/12/20/00:00:00 2026-01-22 18:08:15 INFO ::casa IERSeop97 (version date, last date in table (UTC)): 2026/01/19/15:15, 2025/12/20/00:00:00 2026-01-22 18:08:15 INFO ::casa IERSpredict (version date, last date in table (UTC)): 2026/01/21/15:15, 2026/04/21/00:00:00 2026-01-22 18:08:15 INFO ::casa TAI_UTC (version date, last date in table (UTC)): 2025/12/21/15:15, 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 6.7.3.21 -- Common Astronomy Software Applications [6.7.3.21] 2026-01-22 18:08:17 INFO fixvis::::casa ########################################## 2026-01-22 18:08:17 INFO fixvis::::casa ##### Begin Task: fixvis ##### 2026-01-22 18:08:17 INFO fixvis::::casa fixvis( vis='0420+417.ms', outputvis='output.ms', field=[], refcode='J2000', reuse=True, phasecenter='', distances=[], datacolumn='all' ) 2026-01-22 18:08:17 WARN fixvis::::casa **ALERT:** Deprecated in CASA 5.9/6.3. Please use task **phaseshift** instead. 2026-01-22 18:08:17 INFO fixvis::::casa Copying original MS to outputvis ... 2026-01-22 18:08:17 INFO fixvis::::casa Will leave phase centers unchanged. 2026-01-22 18:08:17 INFO fixvis::::casa Recalculating the UVW coordinates ... 2026-01-22 18:08:17 INFO Imager::open() Opening MeasurementSet /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_fixvis_casashell/output.ms 2026-01-22 18:08:17 INFO SubMS::parseColumnNames() Using DATA MODEL_DATA CORRECTED_DATA columns. 2026-01-22 18:08:17 INFO FixVis::setFields Selecting fields 0 2026-01-22 18:08:18 INFO fixvis::::casa Task fixvis complete. Start time: 2026-01-22 18:08:17.350280 End time: 2026-01-22 18:08:17.573848 2026-01-22 18:08:18 INFO fixvis::::casa ##### End Task: fixvis ##### 2026-01-22 18:08:18 INFO fixvis::::casa ########################################## .2026-01-22 18:08:18 INFO split::::casa ########################################## 2026-01-22 18:08:18 INFO split::::casa ##### Begin Task: split ##### 2026-01-22 18:08:18 INFO split::::casa split( vis='testx.ms', outputvis='test9tmp.ms', keepmms=True, field='', spw='', scan='', antenna='', correlation='', timerange='', intent='', array='', uvrange='', observation='', feed='', datacolumn='corrected', keepflags=True, width=1, timebin='0s', combine='' ) 2026-01-22 18:08:18 INFO MSTransformManager::parseMsSpecParams Input file name is testx.ms 2026-01-22 18:08:18 INFO MSTransformManager::parseMsSpecParams Data column is CORRECTED 2026-01-22 18:08:18 INFO MSTransformManager::parseMsSpecParams Output file name is test9tmp.ms 2026-01-22 18:08:18 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input CORRECTED_DATA column 2026-01-22 18:08:18 INFO MSTransformManager::open Select data 2026-01-22 18:08:18 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2026-01-22 18:08:18 INFO split::::casa Task split complete. Start time: 2026-01-22 18:08:17.714891 End time: 2026-01-22 18:08:18.444795 2026-01-22 18:08:18 INFO split::::casa ##### End Task: split ##### 2026-01-22 18:08:18 INFO split::::casa ########################################## 2026-01-22 18:08:18 INFO fixvis::::casa ########################################## 2026-01-22 18:08:18 INFO fixvis::::casa ##### Begin Task: fixvis ##### 2026-01-22 18:08:18 INFO fixvis::::casa fixvis( vis='test9tmp.ms', outputvis='testx.ms', field='0', refcode='J2000', reuse=True, phasecenter='-0.2333266794430661s 0deg', distances=[], datacolumn='CORRECTED' ) 2026-01-22 18:08:18 WARN fixvis::::casa **ALERT:** Deprecated in CASA 5.9/6.3. Please use task **phaseshift** instead. 2026-01-22 18:08:18 INFO fixvis::::casa Copying original MS to outputvis ... 2026-01-22 18:08:18 SEVERE fixvis::::casa Exception Reported: Error in fixvis: Datacolumn CORRECTED_DATA not present 2026-01-22 18:08:18 INFO fixvis::::casa Traceback (most recent call last): 2026-01-22 18:08:18 INFO fixvis::::casa+ File "/wheeldirectory/casa-6.7.3-21-py3.12.el8/lib/py/lib/python3.12/site-packages/casashell/private/fixvis.py", line 472, in __call__ 2026-01-22 18:08:18 INFO fixvis::::casa+ task_result = _fixvis_t( _pc.document['vis'],_pc.document['outputvis'],_pc.document['field'],_pc.document['refcode'],_pc.document['reuse'],_pc.document['phasecenter'],_pc.document['distances'],_pc.document['datacolumn'] ) 2026-01-22 18:08:18 INFO fixvis::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-01-22 18:08:18 INFO fixvis::::casa+ File "/wheeldirectory/casa-6.7.3-21-py3.12.el8/lib/py/lib/python3.12/site-packages/casatasks/private/task_fixvis.py", line 207, in fixvis 2026-01-22 18:08:18 INFO fixvis::::casa+ raise RuntimeError(msg) 2026-01-22 18:08:18 INFO fixvis::::casa+ RuntimeError: Datacolumn CORRECTED_DATA not present 2026-01-22 18:08:18 INFO fixvis::::casa Task fixvis complete. Start time: 2026-01-22 18:08:18.449090 End time: 2026-01-22 18:08:18.476114 2026-01-22 18:08:18 INFO fixvis::::casa ##### End Task: fixvis ##### 2026-01-22 18:08:18 INFO fixvis::::casa ########################################## Testing non-existing datacolumn - expected error *** Expected error *** .2026-01-22 18:08:19 INFO split::::casa ########################################## 2026-01-22 18:08:19 INFO split::::casa ##### Begin Task: split ##### 2026-01-22 18:08:19 INFO split::::casa split( vis='testx.ms', outputvis='test9tmp.ms', keepmms=True, field='', spw='', scan='', antenna='', correlation='', timerange='', intent='', array='', uvrange='', observation='', feed='', datacolumn='corrected', keepflags=True, width=1, timebin='0s', combine='' ) 2026-01-22 18:08:19 INFO MSTransformManager::parseMsSpecParams Input file name is testx.ms 2026-01-22 18:08:19 INFO MSTransformManager::parseMsSpecParams Data column is CORRECTED 2026-01-22 18:08:19 INFO MSTransformManager::parseMsSpecParams Output file name is test9tmp.ms 2026-01-22 18:08:19 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input CORRECTED_DATA column 2026-01-22 18:08:19 INFO MSTransformManager::open Select data 2026-01-22 18:08:19 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2026-01-22 18:08:19 INFO split::::casa Task split complete. Start time: 2026-01-22 18:08:18.559031 End time: 2026-01-22 18:08:19.258759 2026-01-22 18:08:19 INFO split::::casa ##### End Task: split ##### 2026-01-22 18:08:19 INFO split::::casa ########################################## 2026-01-22 18:08:19 INFO fixvis::::casa ########################################## 2026-01-22 18:08:19 INFO fixvis::::casa ##### Begin Task: fixvis ##### 2026-01-22 18:08:19 INFO fixvis::::casa fixvis( vis='test9tmp.ms', outputvis='testx.ms', field='1', refcode='J2000', reuse=True, phasecenter='-0.2333266794430661s 0deg', distances=[], datacolumn='DATA' ) 2026-01-22 18:08:19 WARN fixvis::::casa **ALERT:** Deprecated in CASA 5.9/6.3. Please use task **phaseshift** instead. 2026-01-22 18:08:19 INFO fixvis::::casa Copying original MS to outputvis ... 2026-01-22 18:08:19 INFO fixvis::::casa Will only modify the visibilities in the columns DATA 2026-01-22 18:08:19 INFO fixvis::::casa field: non-blanktest2_0 2026-01-22 18:08:19 INFO fixvis::::casa old phasecenter RA, DEC J2000 18:00:02.3331 -030.59.29.9987 2026-01-22 18:08:19 INFO fixvis::::casa RA, DEC (rad) J2000 [-1.57062666] [-0.54090662] 2026-01-22 18:08:19 INFO fixvis::::casa When changing phase center, UVW coordinates will be recalculated. 2026-01-22 18:08:19 INFO fixvis::::casa No equinox given in parameter 'phasecenter': -0.2333266794430661s 0deg 2026-01-22 18:08:19 INFO fixvis::::casa Interpreting it as pair of offsets in (RA,DEC) ... 2026-01-22 18:08:19 INFO fixvis::::casa new phasecenter RA, DEC J2000 18:00:02.0997 -030.59.29.9987 2026-01-22 18:08:19 INFO fixvis::::casa RA, DEC (rad) J2000 -1.5706436299021347 -0.5409066175416467 2026-01-22 18:08:19 INFO fixvis::::casa FIELD table PHASE_DIR column changed for field 1. 2026-01-22 18:08:19 INFO Imager::open() Opening MeasurementSet /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_fixvis_casashell/testx.ms 2026-01-22 18:08:19 INFO SubMS::parseColumnNames() Using DATA column. 2026-01-22 18:08:19 INFO FixVis::setFields Selecting fields 1 2026-01-22 18:08:19 INFO FixVis::makeSelection() 21600 rows selected out of 43200. 2026-01-22 18:08:19 INFO FixVis::makeSelection() Processing field 1 2026-01-22 18:08:19 INFO fixvis::::casa Task fixvis complete. Start time: 2026-01-22 18:08:19.264992 End time: 2026-01-22 18:08:19.447986 2026-01-22 18:08:19 INFO fixvis::::casa ##### End Task: fixvis ##### 2026-01-22 18:08:19 INFO fixvis::::casa ########################################## 2026-01-22 18:08:20 INFO tclean::::casa ########################################## 2026-01-22 18:08:20 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-01-22 18:08:20 INFO tclean::::casa tclean( vis='testx.ms', selectdata=True, field='0', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='testy', imsize=[128, 128], cell=['0.10000008arcsec', '0.10000008arcsec'], phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold='0.1mJy', nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='user', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-01-22 18:08:20 INFO tclean::::casa Verifying Input Parameters 2026-01-22 18:08:20 INFO SynthesisImagerVi2::selectData MS : testx.ms | Selecting on fields : 0 | [Opened in readonly mode] 2026-01-22 18:08:20 INFO SynthesisImagerVi2::selectData NRows selected : 21600 2026-01-22 18:08:20 INFO SynthesisImagerVi2::defineImage Define image coordinates for [testy] : 2026-01-22 18:08:20 INFO SynthesisImagerVi2::defineImage Define image coordinates for [testy] : 2026-01-22 18:08:20 INFO SynthesisImagerVi2::defineImage Impars: start 2026-01-22 18:08:20 INFO SynthesisImagerVi2::defineImage Shape: [128, 128, 1, 1] Spectral: [2.25982e+11] at [0] with increment [1.56671e+07] 2026-01-22 18:08:20 INFO SynthesisImagerVi2::defineImage Set Gridding options for [testy] with ftmachine : gridft 2026-01-22 18:08:20 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0009441 GB. Available mem.: 10.92 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-01-22 18:08:20 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-01-22 18:08:20 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [testy] : clark 2026-01-22 18:08:20 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-01-22 18:08:20 INFO SIImageStore::calcSensitivity [testy] Theoretical sensitivity (Jy/bm):0.00481125 2026-01-22 18:08:20 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009905 2026-01-22 18:08:20 INFO SIImageStore::printBeamSet Beam : 2.27941 arcsec, 2.01116 arcsec, 30.5332 deg 2026-01-22 18:08:20 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-01-22 18:08:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-01-22 18:08:20 INFO task_tclean::SDAlgorithmBase::restore [testy] : Restoring model image. 2026-01-22 18:08:20 WARN task_tclean::SIImageStore::restore (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2345) Restoring with an empty model image. Only residuals will be processed to form the output restored image. 2026-01-22 18:08:20 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 2.27941 arcsec, 2.01116 arcsec, 30.5332 deg 2026-01-22 18:08:20 INFO tclean::::casa Searching for images with prefix 'testy'... Found these, writing history into them: ['testy.psf', 'testy.image', 'testy.residual', 'testy.pb', 'testy.model', 'testy.sumwt'] 2026-01-22 18:08:21 INFO tclean::::casa Task tclean complete. Start time: 2026-01-22 18:08:19.507299 End time: 2026-01-22 18:08:20.580172 2026-01-22 18:08:21 INFO tclean::::casa ##### End Task: tclean ##### 2026-01-22 18:08:21 INFO tclean::::casa ########################################## 2026-01-22 18:08:21 INFO imstat::::casa ########################################## 2026-01-22 18:08:21 INFO imstat::::casa ##### Begin Task: imstat ##### 2026-01-22 18:08:21 INFO imstat::::casa imstat( imagename='testy.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2026-01-22 18:08:21 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-01-22 18:08:21 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2026-01-22 18:08:21 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2026-01-22 18:08:21 INFO imstat::image::statistics Determining stats for image testy.image 2026-01-22 18:08:21 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2026-01-22 18:08:21 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [127, 127, 0, 0] (18:00:02.802, -29.59.36.399, I, 2.25982e+11Hz to 18:00:01.824, -29.59.23.699, I, 2.25982e+11Hz) 2026-01-22 18:08:21 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2026-01-22 18:08:21 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2026-01-22 18:08:21 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2026-01-22 18:08:21 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [127, 127, 0, 0] 2026-01-22 18:08:21 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 18:00:02.802, -29.59.36.399, I, 2.25982e+11Hz 2026-01-22 18:08:21 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 18:00:01.824, -29.59.23.699, I, 2.25982e+11Hz 2026-01-22 18:08:21 INFO imstat:::: Values --- 2026-01-22 18:08:21 INFO imstat:::: -- flux density [flux]: 0.0112617 Jy 2026-01-22 18:08:21 INFO imstat:::: -- number of points [npts]: 16384 2026-01-22 18:08:21 INFO imstat:::: -- maximum value [max]: 2.76818 Jy/beam 2026-01-22 18:08:21 INFO imstat:::: -- minimum value [min]: -0.18577 Jy/beam 2026-01-22 18:08:21 INFO imstat:::: -- position of max value (pixel) [maxpos]: [64, 64, 0, 0] 2026-01-22 18:08:21 INFO imstat:::: -- position of min value (pixel) [minpos]: [67, 19, 0, 0] 2026-01-22 18:08:21 INFO imstat:::: -- position of max value (world) [maxposf]: 18:00:02.309, -29.59.29.999, I, 2.25982e+11Hz 2026-01-22 18:08:21 INFO imstat:::: -- position of min value (world) [minposf]: 18:00:02.286, -29.59.34.499, I, 2.25982e+11Hz 2026-01-22 18:08:21 INFO imstat:::: -- Sum of pixel values [sum]: 5.84977 Jy/beam 2026-01-22 18:08:21 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 2178.05 Jy/beam.Jy/beam 2026-01-22 18:08:21 INFO imstat:::: Statistics --- 2026-01-22 18:08:21 INFO imstat:::: -- Mean of the pixel values [mean]: 0.000357042 Jy/beam 2026-01-22 18:08:21 INFO imstat:::: -- Variance of the pixel values : 0.132946 Jy/beam 2026-01-22 18:08:21 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.364617 Jy/beam 2026-01-22 18:08:21 INFO imstat:::: -- Root mean square [rms]: 0.364606 Jy/beam 2026-01-22 18:08:21 INFO imstat:::: -- Median of the pixel values [median]: -0.0988178 Jy/beam 2026-01-22 18:08:21 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.0649163 Jy/beam 2026-01-22 18:08:21 INFO imstat:::: -- IQR [quartile]: 0.146872 Jy/beam 2026-01-22 18:08:21 INFO imstat:::: -- First quartile [q1]: -0.155428 Jy/beam 2026-01-22 18:08:21 INFO imstat:::: -- Third quartile [q3]: -0.0085559 Jy/beam 2026-01-22 18:08:21 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2026-01-22 18:08:21 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2026-01-22 18:08:21 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2026-01-22 18:08:21 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2026-01-22 18:08:21 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2026-01-22 18:08:21 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2026-01-22 18:08:21 INFO imstat::ImageStatsCalculator::statistics 1.638400e+04 5.849774e+00 3.570419e-04 3.646062e-01 3.646172e-01 -1.857701e-01 2.768178e+00 2026-01-22 18:08:21 INFO imstat::::casa Task imstat complete. Start time: 2026-01-22 18:08:20.597209 End time: 2026-01-22 18:08:20.626219 2026-01-22 18:08:21 INFO imstat::::casa ##### End Task: imstat ##### 2026-01-22 18:08:21 INFO imstat::::casa ########################################## 2026-01-22 18:08:21 INFO tclean::::casa ########################################## 2026-01-22 18:08:21 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-01-22 18:08:21 INFO tclean::::casa tclean( vis='testx.ms', selectdata=True, field='1', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='testz', imsize=[128, 128], cell=['0.10000008arcsec', '0.10000008arcsec'], phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold='0.1mJy', nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='user', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-01-22 18:08:21 INFO tclean::::casa Verifying Input Parameters 2026-01-22 18:08:21 INFO SynthesisImagerVi2::selectData MS : testx.ms | Selecting on fields : 1 | [Opened in readonly mode] 2026-01-22 18:08:21 INFO SynthesisImagerVi2::selectData NRows selected : 21600 2026-01-22 18:08:21 INFO SynthesisImagerVi2::defineImage Define image coordinates for [testz] : 2026-01-22 18:08:21 INFO SynthesisImagerVi2::defineImage Define image coordinates for [testz] : 2026-01-22 18:08:21 INFO SynthesisImagerVi2::defineImage Impars: start 2026-01-22 18:08:21 INFO SynthesisImagerVi2::defineImage Shape: [128, 128, 1, 1] Spectral: [2.25982e+11] at [0] with increment [1.56667e+07] 2026-01-22 18:08:21 INFO SynthesisImagerVi2::defineImage Set Gridding options for [testz] with ftmachine : gridft 2026-01-22 18:08:21 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0009441 GB. Available mem.: 10.92 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-01-22 18:08:21 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-01-22 18:08:21 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [testz] : clark 2026-01-22 18:08:21 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-01-22 18:08:21 INFO SIImageStore::calcSensitivity [testz] Theoretical sensitivity (Jy/bm):0.00481125 2026-01-22 18:08:21 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009961 2026-01-22 18:08:21 INFO SIImageStore::printBeamSet Beam : 2.28347 arcsec, 2.0118 arcsec, 30.205 deg 2026-01-22 18:08:21 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-01-22 18:08:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-01-22 18:08:21 INFO task_tclean::SDAlgorithmBase::restore [testz] : Restoring model image. 2026-01-22 18:08:21 WARN task_tclean::SIImageStore::restore (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2345) Restoring with an empty model image. Only residuals will be processed to form the output restored image. 2026-01-22 18:08:22 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 2.28347 arcsec, 2.0118 arcsec, 30.205 deg 2026-01-22 18:08:22 INFO tclean::::casa Searching for images with prefix 'testz'... Found these, writing history into them: ['testz.sumwt', 'testz.image', 'testz.psf', 'testz.pb', 'testz.model', 'testz.residual'] 2026-01-22 18:08:22 INFO tclean::::casa Task tclean complete. Start time: 2026-01-22 18:08:20.658638 End time: 2026-01-22 18:08:21.641505 2026-01-22 18:08:22 INFO tclean::::casa ##### End Task: tclean ##### 2026-01-22 18:08:22 INFO tclean::::casa ########################################## 2026-01-22 18:08:22 INFO imstat::::casa ########################################## 2026-01-22 18:08:22 INFO imstat::::casa ##### Begin Task: imstat ##### 2026-01-22 18:08:22 INFO imstat::::casa imstat( imagename='testz.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2026-01-22 18:08:22 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-01-22 18:08:22 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2026-01-22 18:08:22 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2026-01-22 18:08:22 INFO imstat::image::statistics Determining stats for image testz.image 2026-01-22 18:08:22 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2026-01-22 18:08:22 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [127, 127, 0, 0] (18:00:02.597, -30.59.36.399, I, 2.25982e+11Hz to 18:00:01.610, -30.59.23.699, I, 2.25982e+11Hz) 2026-01-22 18:08:22 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2026-01-22 18:08:22 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2026-01-22 18:08:22 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2026-01-22 18:08:22 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [127, 127, 0, 0] 2026-01-22 18:08:22 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 18:00:02.597, -30.59.36.399, I, 2.25982e+11Hz 2026-01-22 18:08:22 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 18:00:01.610, -30.59.23.699, I, 2.25982e+11Hz 2026-01-22 18:08:22 INFO imstat:::: Values --- 2026-01-22 18:08:22 INFO imstat:::: -- flux density [flux]: 0.187451 Jy 2026-01-22 18:08:22 INFO imstat:::: -- number of points [npts]: 16384 2026-01-22 18:08:22 INFO imstat:::: -- maximum value [max]: 2.76828 Jy/beam 2026-01-22 18:08:22 INFO imstat:::: -- minimum value [min]: -0.185749 Jy/beam 2026-01-22 18:08:22 INFO imstat:::: -- position of max value (pixel) [maxpos]: [34, 64, 0, 0] 2026-01-22 18:08:22 INFO imstat:::: -- position of min value (pixel) [minpos]: [31, 109, 0, 0] 2026-01-22 18:08:22 INFO imstat:::: -- position of max value (world) [maxposf]: 18:00:02.333, -30.59.29.999, I, 2.25982e+11Hz 2026-01-22 18:08:22 INFO imstat:::: -- position of min value (world) [minposf]: 18:00:02.356, -30.59.25.499, I, 2.25982e+11Hz 2026-01-22 18:08:22 INFO imstat:::: -- Sum of pixel values [sum]: 97.5737 Jy/beam 2026-01-22 18:08:22 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 2189.16 Jy/beam.Jy/beam 2026-01-22 18:08:22 INFO imstat:::: Statistics --- 2026-01-22 18:08:22 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00595543 Jy/beam 2026-01-22 18:08:22 INFO imstat:::: -- Variance of the pixel values : 0.133588 Jy/beam 2026-01-22 18:08:22 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.365497 Jy/beam 2026-01-22 18:08:22 INFO imstat:::: -- Root mean square [rms]: 0.365535 Jy/beam 2026-01-22 18:08:22 INFO imstat:::: -- Median of the pixel values [median]: -0.0939644 Jy/beam 2026-01-22 18:08:22 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.0676308 Jy/beam 2026-01-22 18:08:22 INFO imstat:::: -- IQR [quartile]: 0.155104 Jy/beam 2026-01-22 18:08:22 INFO imstat:::: -- First quartile [q1]: -0.153538 Jy/beam 2026-01-22 18:08:22 INFO imstat:::: -- Third quartile [q3]: 0.00156572 Jy/beam 2026-01-22 18:08:22 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2026-01-22 18:08:22 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2026-01-22 18:08:22 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2026-01-22 18:08:22 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2026-01-22 18:08:22 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2026-01-22 18:08:22 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2026-01-22 18:08:22 INFO imstat::ImageStatsCalculator::statistics 1.638400e+04 9.757369e+01 5.955426e-03 3.655346e-01 3.654972e-01 -1.857485e-01 2.768277e+00 2026-01-22 18:08:22 INFO imstat::::casa Task imstat complete. Start time: 2026-01-22 18:08:21.644075 End time: 2026-01-22 18:08:21.664598 2026-01-22 18:08:22 INFO imstat::::casa ##### End Task: imstat ##### 2026-01-22 18:08:22 INFO imstat::::casa ########################################## .2026-01-22 18:08:22 INFO split::::casa ########################################## 2026-01-22 18:08:22 INFO split::::casa ##### Begin Task: split ##### 2026-01-22 18:08:22 INFO split::::casa split( vis='testx.ms', outputvis='test9tmp.ms', keepmms=True, field='', spw='', scan='', antenna='', correlation='', timerange='', intent='', array='', uvrange='', observation='', feed='', datacolumn='corrected', keepflags=True, width=1, timebin='0s', combine='' ) 2026-01-22 18:08:22 INFO MSTransformManager::parseMsSpecParams Input file name is testx.ms 2026-01-22 18:08:22 INFO MSTransformManager::parseMsSpecParams Data column is CORRECTED 2026-01-22 18:08:22 INFO MSTransformManager::parseMsSpecParams Output file name is test9tmp.ms 2026-01-22 18:08:22 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input CORRECTED_DATA column 2026-01-22 18:08:22 INFO MSTransformManager::open Select data 2026-01-22 18:08:22 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2026-01-22 18:08:23 INFO split::::casa Task split complete. Start time: 2026-01-22 18:08:21.773665 End time: 2026-01-22 18:08:22.534560 2026-01-22 18:08:23 INFO split::::casa ##### End Task: split ##### 2026-01-22 18:08:23 INFO split::::casa ########################################## 2026-01-22 18:08:23 INFO fixvis::::casa ########################################## 2026-01-22 18:08:23 INFO fixvis::::casa ##### Begin Task: fixvis ##### 2026-01-22 18:08:23 INFO fixvis::::casa fixvis( vis='test9tmp.ms', outputvis='testx.ms', field='1', refcode='J2000', reuse=True, phasecenter='-0.2333266794430661s 0deg', distances=[], datacolumn='all' ) 2026-01-22 18:08:23 WARN fixvis::::casa **ALERT:** Deprecated in CASA 5.9/6.3. Please use task **phaseshift** instead. 2026-01-22 18:08:23 INFO fixvis::::casa Copying original MS to outputvis ... 2026-01-22 18:08:23 INFO fixvis::::casa Will modify the visibilities in all columns 2026-01-22 18:08:23 INFO fixvis::::casa field: non-blanktest2_0 2026-01-22 18:08:23 INFO fixvis::::casa old phasecenter RA, DEC J2000 18:00:02.3331 -030.59.29.9987 2026-01-22 18:08:23 INFO fixvis::::casa RA, DEC (rad) J2000 [-1.57062666] [-0.54090662] 2026-01-22 18:08:23 INFO fixvis::::casa When changing phase center, UVW coordinates will be recalculated. 2026-01-22 18:08:23 INFO fixvis::::casa No equinox given in parameter 'phasecenter': -0.2333266794430661s 0deg 2026-01-22 18:08:23 INFO fixvis::::casa Interpreting it as pair of offsets in (RA,DEC) ... 2026-01-22 18:08:23 INFO fixvis::::casa new phasecenter RA, DEC J2000 18:00:02.0997 -030.59.29.9987 2026-01-22 18:08:23 INFO fixvis::::casa RA, DEC (rad) J2000 -1.5706436299021347 -0.5409066175416467 2026-01-22 18:08:23 INFO fixvis::::casa FIELD table PHASE_DIR column changed for field 1. 2026-01-22 18:08:23 INFO Imager::open() Opening MeasurementSet /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_fixvis_casashell/testx.ms 2026-01-22 18:08:23 INFO SubMS::parseColumnNames() Using DATA column. 2026-01-22 18:08:23 INFO FixVis::setFields Selecting fields 1 2026-01-22 18:08:23 INFO FixVis::makeSelection() 21600 rows selected out of 43200. 2026-01-22 18:08:23 INFO FixVis::makeSelection() Processing field 1 2026-01-22 18:08:23 INFO fixvis::::casa Task fixvis complete. Start time: 2026-01-22 18:08:22.539108 End time: 2026-01-22 18:08:22.708337 2026-01-22 18:08:23 INFO fixvis::::casa ##### End Task: fixvis ##### 2026-01-22 18:08:23 INFO fixvis::::casa ########################################## 2026-01-22 18:08:23 INFO tclean::::casa ########################################## 2026-01-22 18:08:23 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-01-22 18:08:23 INFO tclean::::casa tclean( vis='testx.ms', selectdata=True, field='0', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='testy', imsize=[128, 128], cell=['0.10000008arcsec', '0.10000008arcsec'], phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold='0.1mJy', nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='user', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-01-22 18:08:23 INFO tclean::::casa Verifying Input Parameters 2026-01-22 18:08:23 INFO SynthesisImagerVi2::selectData MS : testx.ms | Selecting on fields : 0 | [Opened in readonly mode] 2026-01-22 18:08:23 INFO SynthesisImagerVi2::selectData NRows selected : 21600 2026-01-22 18:08:23 INFO SynthesisImagerVi2::defineImage Define image coordinates for [testy] : 2026-01-22 18:08:23 INFO SynthesisImagerVi2::defineImage Define image coordinates for [testy] : 2026-01-22 18:08:23 INFO SynthesisImagerVi2::defineImage Impars: start 2026-01-22 18:08:23 INFO SynthesisImagerVi2::defineImage Shape: [128, 128, 1, 1] Spectral: [2.25982e+11] at [0] with increment [1.56671e+07] 2026-01-22 18:08:23 INFO SynthesisImagerVi2::defineImage Set Gridding options for [testy] with ftmachine : gridft 2026-01-22 18:08:23 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0009441 GB. Available mem.: 10.92 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-01-22 18:08:23 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-01-22 18:08:23 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [testy] : clark 2026-01-22 18:08:23 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-01-22 18:08:23 INFO SIImageStore::calcSensitivity [testy] Theoretical sensitivity (Jy/bm):0.00481125 2026-01-22 18:08:23 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010228 2026-01-22 18:08:23 INFO SIImageStore::printBeamSet Beam : 2.27941 arcsec, 2.01116 arcsec, 30.5332 deg 2026-01-22 18:08:23 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-01-22 18:08:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-01-22 18:08:24 INFO task_tclean::SDAlgorithmBase::restore [testy] : Restoring model image. 2026-01-22 18:08:24 WARN task_tclean::SIImageStore::restore (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2345) Restoring with an empty model image. Only residuals will be processed to form the output restored image. 2026-01-22 18:08:24 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 2.27941 arcsec, 2.01116 arcsec, 30.5332 deg 2026-01-22 18:08:24 INFO tclean::::casa Searching for images with prefix 'testy'... Found these, writing history into them: ['testy.psf', 'testy.image', 'testy.residual', 'testy.pb', 'testy.model', 'testy.sumwt'] 2026-01-22 18:08:24 INFO tclean::::casa Task tclean complete. Start time: 2026-01-22 18:08:22.729019 End time: 2026-01-22 18:08:23.734178 2026-01-22 18:08:24 INFO tclean::::casa ##### End Task: tclean ##### 2026-01-22 18:08:24 INFO tclean::::casa ########################################## 2026-01-22 18:08:24 INFO imstat::::casa ########################################## 2026-01-22 18:08:24 INFO imstat::::casa ##### Begin Task: imstat ##### 2026-01-22 18:08:24 INFO imstat::::casa imstat( imagename='testy.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2026-01-22 18:08:24 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-01-22 18:08:24 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2026-01-22 18:08:24 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2026-01-22 18:08:24 INFO imstat::image::statistics Determining stats for image testy.image 2026-01-22 18:08:24 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2026-01-22 18:08:24 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [127, 127, 0, 0] (18:00:02.802, -29.59.36.399, I, 2.25982e+11Hz to 18:00:01.824, -29.59.23.699, I, 2.25982e+11Hz) 2026-01-22 18:08:24 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2026-01-22 18:08:24 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2026-01-22 18:08:24 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2026-01-22 18:08:24 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [127, 127, 0, 0] 2026-01-22 18:08:24 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 18:00:02.802, -29.59.36.399, I, 2.25982e+11Hz 2026-01-22 18:08:24 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 18:00:01.824, -29.59.23.699, I, 2.25982e+11Hz 2026-01-22 18:08:24 INFO imstat:::: Values --- 2026-01-22 18:08:24 INFO imstat:::: -- flux density [flux]: 0.0112617 Jy 2026-01-22 18:08:24 INFO imstat:::: -- number of points [npts]: 16384 2026-01-22 18:08:24 INFO imstat:::: -- maximum value [max]: 2.76818 Jy/beam 2026-01-22 18:08:24 INFO imstat:::: -- minimum value [min]: -0.18577 Jy/beam 2026-01-22 18:08:24 INFO imstat:::: -- position of max value (pixel) [maxpos]: [64, 64, 0, 0] 2026-01-22 18:08:24 INFO imstat:::: -- position of min value (pixel) [minpos]: [67, 19, 0, 0] 2026-01-22 18:08:24 INFO imstat:::: -- position of max value (world) [maxposf]: 18:00:02.309, -29.59.29.999, I, 2.25982e+11Hz 2026-01-22 18:08:24 INFO imstat:::: -- position of min value (world) [minposf]: 18:00:02.286, -29.59.34.499, I, 2.25982e+11Hz 2026-01-22 18:08:24 INFO imstat:::: -- Sum of pixel values [sum]: 5.84977 Jy/beam 2026-01-22 18:08:24 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 2178.05 Jy/beam.Jy/beam 2026-01-22 18:08:24 INFO imstat:::: Statistics --- 2026-01-22 18:08:24 INFO imstat:::: -- Mean of the pixel values [mean]: 0.000357042 Jy/beam 2026-01-22 18:08:24 INFO imstat:::: -- Variance of the pixel values : 0.132946 Jy/beam 2026-01-22 18:08:24 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.364617 Jy/beam 2026-01-22 18:08:24 INFO imstat:::: -- Root mean square [rms]: 0.364606 Jy/beam 2026-01-22 18:08:24 INFO imstat:::: -- Median of the pixel values [median]: -0.0988178 Jy/beam 2026-01-22 18:08:24 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.0649163 Jy/beam 2026-01-22 18:08:24 INFO imstat:::: -- IQR [quartile]: 0.146872 Jy/beam 2026-01-22 18:08:24 INFO imstat:::: -- First quartile [q1]: -0.155428 Jy/beam 2026-01-22 18:08:24 INFO imstat:::: -- Third quartile [q3]: -0.0085559 Jy/beam 2026-01-22 18:08:24 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2026-01-22 18:08:24 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2026-01-22 18:08:24 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2026-01-22 18:08:24 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2026-01-22 18:08:24 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2026-01-22 18:08:24 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2026-01-22 18:08:24 INFO imstat::ImageStatsCalculator::statistics 1.638400e+04 5.849774e+00 3.570419e-04 3.646062e-01 3.646172e-01 -1.857701e-01 2.768178e+00 2026-01-22 18:08:24 INFO imstat::::casa Task imstat complete. Start time: 2026-01-22 18:08:23.737670 End time: 2026-01-22 18:08:23.764144 2026-01-22 18:08:24 INFO imstat::::casa ##### End Task: imstat ##### 2026-01-22 18:08:24 INFO imstat::::casa ########################################## 2026-01-22 18:08:24 INFO tclean::::casa ########################################## 2026-01-22 18:08:24 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-01-22 18:08:24 INFO tclean::::casa tclean( vis='testx.ms', selectdata=True, field='1', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='testz', imsize=[128, 128], cell=['0.10000008arcsec', '0.10000008arcsec'], phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold='0.1mJy', nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='user', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-01-22 18:08:24 INFO tclean::::casa Verifying Input Parameters 2026-01-22 18:08:24 INFO SynthesisImagerVi2::selectData MS : testx.ms | Selecting on fields : 1 | [Opened in readonly mode] 2026-01-22 18:08:24 INFO SynthesisImagerVi2::selectData NRows selected : 21600 2026-01-22 18:08:24 INFO SynthesisImagerVi2::defineImage Define image coordinates for [testz] : 2026-01-22 18:08:24 INFO SynthesisImagerVi2::defineImage Define image coordinates for [testz] : 2026-01-22 18:08:24 INFO SynthesisImagerVi2::defineImage Impars: start 2026-01-22 18:08:24 INFO SynthesisImagerVi2::defineImage Shape: [128, 128, 1, 1] Spectral: [2.25982e+11] at [0] with increment [1.56667e+07] 2026-01-22 18:08:24 INFO SynthesisImagerVi2::defineImage Set Gridding options for [testz] with ftmachine : gridft 2026-01-22 18:08:24 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0009441 GB. Available mem.: 10.92 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-01-22 18:08:24 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-01-22 18:08:24 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [testz] : clark 2026-01-22 18:08:24 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-01-22 18:08:24 INFO SIImageStore::calcSensitivity [testz] Theoretical sensitivity (Jy/bm):0.00481125 2026-01-22 18:08:24 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.020922 2026-01-22 18:08:24 INFO SIImageStore::printBeamSet Beam : 2.28347 arcsec, 2.0118 arcsec, 30.205 deg 2026-01-22 18:08:24 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-01-22 18:08:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-01-22 18:08:25 INFO task_tclean::SDAlgorithmBase::restore [testz] : Restoring model image. 2026-01-22 18:08:25 WARN task_tclean::SIImageStore::restore (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2345) Restoring with an empty model image. Only residuals will be processed to form the output restored image. 2026-01-22 18:08:25 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 2.28347 arcsec, 2.0118 arcsec, 30.205 deg 2026-01-22 18:08:25 INFO tclean::::casa Searching for images with prefix 'testz'... Found these, writing history into them: ['testz.sumwt', 'testz.image', 'testz.psf', 'testz.pb', 'testz.model', 'testz.residual'] 2026-01-22 18:08:25 INFO tclean::::casa Task tclean complete. Start time: 2026-01-22 18:08:23.799915 End time: 2026-01-22 18:08:24.996806 2026-01-22 18:08:25 INFO tclean::::casa ##### End Task: tclean ##### 2026-01-22 18:08:25 INFO tclean::::casa ########################################## 2026-01-22 18:08:25 INFO imstat::::casa ########################################## 2026-01-22 18:08:25 INFO imstat::::casa ##### Begin Task: imstat ##### 2026-01-22 18:08:25 INFO imstat::::casa imstat( imagename='testz.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2026-01-22 18:08:25 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-01-22 18:08:25 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2026-01-22 18:08:25 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2026-01-22 18:08:25 INFO imstat::image::statistics Determining stats for image testz.image 2026-01-22 18:08:25 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2026-01-22 18:08:25 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [127, 127, 0, 0] (18:00:02.597, -30.59.36.399, I, 2.25982e+11Hz to 18:00:01.610, -30.59.23.699, I, 2.25982e+11Hz) 2026-01-22 18:08:25 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2026-01-22 18:08:25 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2026-01-22 18:08:25 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2026-01-22 18:08:25 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [127, 127, 0, 0] 2026-01-22 18:08:25 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 18:00:02.597, -30.59.36.399, I, 2.25982e+11Hz 2026-01-22 18:08:25 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 18:00:01.610, -30.59.23.699, I, 2.25982e+11Hz 2026-01-22 18:08:25 INFO imstat:::: Values --- 2026-01-22 18:08:25 INFO imstat:::: -- flux density [flux]: 0.187451 Jy 2026-01-22 18:08:25 INFO imstat:::: -- number of points [npts]: 16384 2026-01-22 18:08:25 INFO imstat:::: -- maximum value [max]: 2.76828 Jy/beam 2026-01-22 18:08:25 INFO imstat:::: -- minimum value [min]: -0.185749 Jy/beam 2026-01-22 18:08:25 INFO imstat:::: -- position of max value (pixel) [maxpos]: [34, 64, 0, 0] 2026-01-22 18:08:25 INFO imstat:::: -- position of min value (pixel) [minpos]: [31, 109, 0, 0] 2026-01-22 18:08:25 INFO imstat:::: -- position of max value (world) [maxposf]: 18:00:02.333, -30.59.29.999, I, 2.25982e+11Hz 2026-01-22 18:08:25 INFO imstat:::: -- position of min value (world) [minposf]: 18:00:02.356, -30.59.25.499, I, 2.25982e+11Hz 2026-01-22 18:08:25 INFO imstat:::: -- Sum of pixel values [sum]: 97.5737 Jy/beam 2026-01-22 18:08:25 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 2189.16 Jy/beam.Jy/beam 2026-01-22 18:08:25 INFO imstat:::: Statistics --- 2026-01-22 18:08:25 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00595543 Jy/beam 2026-01-22 18:08:25 INFO imstat:::: -- Variance of the pixel values : 0.133588 Jy/beam 2026-01-22 18:08:25 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.365497 Jy/beam 2026-01-22 18:08:25 INFO imstat:::: -- Root mean square [rms]: 0.365535 Jy/beam 2026-01-22 18:08:25 INFO imstat:::: -- Median of the pixel values [median]: -0.0939644 Jy/beam 2026-01-22 18:08:25 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.0676308 Jy/beam 2026-01-22 18:08:25 INFO imstat:::: -- IQR [quartile]: 0.155104 Jy/beam 2026-01-22 18:08:25 INFO imstat:::: -- First quartile [q1]: -0.153538 Jy/beam 2026-01-22 18:08:25 INFO imstat:::: -- Third quartile [q3]: 0.00156572 Jy/beam 2026-01-22 18:08:25 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2026-01-22 18:08:25 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2026-01-22 18:08:25 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2026-01-22 18:08:25 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2026-01-22 18:08:25 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2026-01-22 18:08:25 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2026-01-22 18:08:25 INFO imstat::ImageStatsCalculator::statistics 1.638400e+04 9.757369e+01 5.955426e-03 3.655346e-01 3.654972e-01 -1.857485e-01 2.768277e+00 2026-01-22 18:08:25 INFO imstat::::casa Task imstat complete. Start time: 2026-01-22 18:08:25.000107 End time: 2026-01-22 18:08:25.051242 2026-01-22 18:08:25 INFO imstat::::casa ##### End Task: imstat ##### 2026-01-22 18:08:25 INFO imstat::::casa ########################################## .2026-01-22 18:08:25 INFO fixvis::::casa ########################################## 2026-01-22 18:08:25 INFO fixvis::::casa ##### Begin Task: fixvis ##### 2026-01-22 18:08:25 INFO fixvis::::casa fixvis( vis='twocenteredpointsources.ms', outputvis='outms3.ms', field='0', refcode='J2000', reuse=True, phasecenter='J2000 18h00m02.3092s -29d49m29.9987s', distances=[], datacolumn='all' ) 2026-01-22 18:08:25 WARN fixvis::::casa **ALERT:** Deprecated in CASA 5.9/6.3. Please use task **phaseshift** instead. 2026-01-22 18:08:25 INFO fixvis::::casa Copying original MS to outputvis ... 2026-01-22 18:08:25 INFO fixvis::::casa Will modify the visibilities in all columns 2026-01-22 18:08:25 INFO fixvis::::casa field: non-blanktest_0 2026-01-22 18:08:25 INFO fixvis::::casa old phasecenter RA, DEC J2000 18:00:02.3092 -029.59.29.9987 2026-01-22 18:08:25 INFO fixvis::::casa RA, DEC (rad) J2000 [-1.5706284] [-0.52345333] 2026-01-22 18:08:25 INFO fixvis::::casa When changing phase center, UVW coordinates will be recalculated. 2026-01-22 18:08:25 INFO fixvis::::casa new phasecenter RA, DEC J2000 18:00:02.3092 -029.49.29.9987 2026-01-22 18:08:25 INFO fixvis::::casa RA, DEC (rad) J2000 -1.5706283970320343 -0.5205444431047309 2026-01-22 18:08:25 INFO fixvis::::casa FIELD table PHASE_DIR column changed for field 0. 2026-01-22 18:08:25 INFO Imager::open() Opening MeasurementSet /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_fixvis_casashell/outms3.ms 2026-01-22 18:08:25 INFO SubMS::parseColumnNames() Using DATA MODEL_DATA CORRECTED_DATA columns. 2026-01-22 18:08:25 INFO FixVis::setFields Selecting fields 0 2026-01-22 18:08:25 INFO FixVis::makeSelection() 21600 rows selected out of 43200. 2026-01-22 18:08:25 INFO FixVis::makeSelection() Processing field 0 2026-01-22 18:08:25 INFO fixvis::::casa Task fixvis complete. Start time: 2026-01-22 18:08:25.153438 End time: 2026-01-22 18:08:25.438744 2026-01-22 18:08:25 INFO fixvis::::casa ##### End Task: fixvis ##### 2026-01-22 18:08:25 INFO fixvis::::casa ########################################## 2026-01-22 18:08:25 INFO fixvis::::casa ########################################## 2026-01-22 18:08:25 INFO fixvis::::casa ##### Begin Task: fixvis ##### 2026-01-22 18:08:25 INFO fixvis::::casa fixvis( vis='outms3.ms', outputvis='testx.ms', field='0', refcode='J2000', reuse=True, phasecenter='J2000 18h00m02.3092s -29d59m29.9987s', distances=[], datacolumn='all' ) 2026-01-22 18:08:25 WARN fixvis::::casa **ALERT:** Deprecated in CASA 5.9/6.3. Please use task **phaseshift** instead. 2026-01-22 18:08:25 INFO fixvis::::casa Copying original MS to outputvis ... 2026-01-22 18:08:25 INFO fixvis::::casa Will modify the visibilities in all columns 2026-01-22 18:08:25 INFO fixvis::::casa field: non-blanktest_0 2026-01-22 18:08:25 INFO fixvis::::casa old phasecenter RA, DEC J2000 18:00:02.3092 -029.49.29.9987 2026-01-22 18:08:25 INFO fixvis::::casa RA, DEC (rad) J2000 [-1.5706284] [-0.52054444] 2026-01-22 18:08:25 INFO fixvis::::casa When changing phase center, UVW coordinates will be recalculated. 2026-01-22 18:08:25 INFO fixvis::::casa new phasecenter RA, DEC J2000 18:00:02.3092 -029.59.29.9987 2026-01-22 18:08:25 INFO fixvis::::casa RA, DEC (rad) J2000 -1.5706283970320343 -0.5234533251913881 2026-01-22 18:08:25 INFO fixvis::::casa FIELD table PHASE_DIR column changed for field 0. 2026-01-22 18:08:25 INFO Imager::open() Opening MeasurementSet /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_fixvis_casashell/testx.ms 2026-01-22 18:08:26 INFO SubMS::parseColumnNames() Using DATA MODEL_DATA CORRECTED_DATA columns. 2026-01-22 18:08:26 INFO FixVis::setFields Selecting fields 0 2026-01-22 18:08:26 INFO FixVis::makeSelection() 21600 rows selected out of 43200. 2026-01-22 18:08:26 INFO FixVis::makeSelection() Processing field 0 2026-01-22 18:08:26 INFO fixvis::::casa Task fixvis complete. Start time: 2026-01-22 18:08:25.439759 End time: 2026-01-22 18:08:25.711125 2026-01-22 18:08:26 INFO fixvis::::casa ##### End Task: fixvis ##### 2026-01-22 18:08:26 INFO fixvis::::casa ########################################## 2026-01-22 18:08:26 INFO tclean::::casa ########################################## 2026-01-22 18:08:26 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-01-22 18:08:26 INFO tclean::::casa tclean( vis='testx.ms', selectdata=True, field='0', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='testy', imsize=[128, 128], cell=['0.10000008arcsec', '0.10000008arcsec'], phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold='0.1mJy', nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='user', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-01-22 18:08:26 INFO tclean::::casa Verifying Input Parameters 2026-01-22 18:08:26 INFO SynthesisImagerVi2::selectData MS : testx.ms | Selecting on fields : 0 | [Opened in readonly mode] 2026-01-22 18:08:26 INFO SynthesisImagerVi2::selectData NRows selected : 21600 2026-01-22 18:08:26 INFO SynthesisImagerVi2::defineImage Define image coordinates for [testy] : 2026-01-22 18:08:26 INFO SynthesisImagerVi2::defineImage Define image coordinates for [testy] : 2026-01-22 18:08:26 INFO SynthesisImagerVi2::defineImage Impars: start 2026-01-22 18:08:26 INFO SynthesisImagerVi2::defineImage Shape: [128, 128, 1, 1] Spectral: [2.25982e+11] at [0] with increment [1.56671e+07] 2026-01-22 18:08:26 INFO SynthesisImagerVi2::defineImage Set Gridding options for [testy] with ftmachine : gridft 2026-01-22 18:08:26 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0009441 GB. Available mem.: 10.92 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-01-22 18:08:26 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-01-22 18:08:26 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [testy] : clark 2026-01-22 18:08:26 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-01-22 18:08:26 INFO SIImageStore::calcSensitivity [testy] Theoretical sensitivity (Jy/bm):0.00481125 2026-01-22 18:08:26 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009618 2026-01-22 18:08:26 INFO SIImageStore::printBeamSet Beam : 2.27941 arcsec, 2.01116 arcsec, 30.5332 deg 2026-01-22 18:08:26 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-01-22 18:08:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-01-22 18:08:27 INFO task_tclean::SDAlgorithmBase::restore [testy] : Restoring model image. 2026-01-22 18:08:27 WARN task_tclean::SIImageStore::restore (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2345) Restoring with an empty model image. Only residuals will be processed to form the output restored image. 2026-01-22 18:08:27 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 2.27941 arcsec, 2.01116 arcsec, 30.5332 deg 2026-01-22 18:08:27 INFO tclean::::casa Searching for images with prefix 'testy'... Found these, writing history into them: ['testy.psf', 'testy.image', 'testy.residual', 'testy.pb', 'testy.model', 'testy.sumwt'] 2026-01-22 18:08:27 INFO tclean::::casa Task tclean complete. Start time: 2026-01-22 18:08:25.741960 End time: 2026-01-22 18:08:26.888377 2026-01-22 18:08:27 INFO tclean::::casa ##### End Task: tclean ##### 2026-01-22 18:08:27 INFO tclean::::casa ########################################## 2026-01-22 18:08:27 INFO imstat::::casa ########################################## 2026-01-22 18:08:27 INFO imstat::::casa ##### Begin Task: imstat ##### 2026-01-22 18:08:27 INFO imstat::::casa imstat( imagename='testy.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2026-01-22 18:08:27 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-01-22 18:08:27 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2026-01-22 18:08:27 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2026-01-22 18:08:27 INFO imstat::image::statistics Determining stats for image testy.image 2026-01-22 18:08:27 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2026-01-22 18:08:27 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [127, 127, 0, 0] (18:00:02.802, -29.59.36.399, I, 2.25982e+11Hz to 18:00:01.824, -29.59.23.699, I, 2.25982e+11Hz) 2026-01-22 18:08:27 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2026-01-22 18:08:27 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2026-01-22 18:08:27 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2026-01-22 18:08:27 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [127, 127, 0, 0] 2026-01-22 18:08:27 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 18:00:02.802, -29.59.36.399, I, 2.25982e+11Hz 2026-01-22 18:08:27 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 18:00:01.824, -29.59.23.699, I, 2.25982e+11Hz 2026-01-22 18:08:27 INFO imstat:::: Values --- 2026-01-22 18:08:27 INFO imstat:::: -- flux density [flux]: 0.0112611 Jy 2026-01-22 18:08:27 INFO imstat:::: -- number of points [npts]: 16384 2026-01-22 18:08:27 INFO imstat:::: -- maximum value [max]: 2.76818 Jy/beam 2026-01-22 18:08:27 INFO imstat:::: -- minimum value [min]: -0.18577 Jy/beam 2026-01-22 18:08:27 INFO imstat:::: -- position of max value (pixel) [maxpos]: [64, 64, 0, 0] 2026-01-22 18:08:27 INFO imstat:::: -- position of min value (pixel) [minpos]: [67, 19, 0, 0] 2026-01-22 18:08:27 INFO imstat:::: -- position of max value (world) [maxposf]: 18:00:02.309, -29.59.29.999, I, 2.25982e+11Hz 2026-01-22 18:08:27 INFO imstat:::: -- position of min value (world) [minposf]: 18:00:02.286, -29.59.34.499, I, 2.25982e+11Hz 2026-01-22 18:08:27 INFO imstat:::: -- Sum of pixel values [sum]: 5.84942 Jy/beam 2026-01-22 18:08:27 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 2178.05 Jy/beam.Jy/beam 2026-01-22 18:08:27 INFO imstat:::: Statistics --- 2026-01-22 18:08:27 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00035702 Jy/beam 2026-01-22 18:08:27 INFO imstat:::: -- Variance of the pixel values : 0.132946 Jy/beam 2026-01-22 18:08:27 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.364617 Jy/beam 2026-01-22 18:08:27 INFO imstat:::: -- Root mean square [rms]: 0.364606 Jy/beam 2026-01-22 18:08:27 INFO imstat:::: -- Median of the pixel values [median]: -0.0988091 Jy/beam 2026-01-22 18:08:27 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.0649207 Jy/beam 2026-01-22 18:08:27 INFO imstat:::: -- IQR [quartile]: 0.14686 Jy/beam 2026-01-22 18:08:27 INFO imstat:::: -- First quartile [q1]: -0.155423 Jy/beam 2026-01-22 18:08:27 INFO imstat:::: -- Third quartile [q3]: -0.00856261 Jy/beam 2026-01-22 18:08:27 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2026-01-22 18:08:27 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2026-01-22 18:08:27 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2026-01-22 18:08:27 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2026-01-22 18:08:27 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2026-01-22 18:08:27 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2026-01-22 18:08:27 INFO imstat::ImageStatsCalculator::statistics 1.638400e+04 5.849415e+00 3.570200e-04 3.646062e-01 3.646172e-01 -1.857702e-01 2.768178e+00 2026-01-22 18:08:27 INFO imstat::::casa Task imstat complete. Start time: 2026-01-22 18:08:26.891051 End time: 2026-01-22 18:08:26.913198 2026-01-22 18:08:27 INFO imstat::::casa ##### End Task: imstat ##### 2026-01-22 18:08:27 INFO imstat::::casa ########################################## 2026-01-22 18:08:27 INFO fixvis::::casa ########################################## 2026-01-22 18:08:27 INFO fixvis::::casa ##### Begin Task: fixvis ##### 2026-01-22 18:08:27 INFO fixvis::::casa fixvis( vis='twocenteredpointsources.ms', outputvis='testx.ms', field='0', refcode='J2000', reuse=True, phasecenter='J2000 18h00m02.3092s -29d59m29.9987s', distances='', datacolumn='all' ) 2026-01-22 18:08:27 WARN fixvis::::casa **ALERT:** Deprecated in CASA 5.9/6.3. Please use task **phaseshift** instead. 2026-01-22 18:08:27 INFO fixvis::::casa Copying original MS to outputvis ... 2026-01-22 18:08:27 INFO fixvis::::casa Will modify the visibilities in all columns 2026-01-22 18:08:27 INFO fixvis::::casa field: non-blanktest_0 2026-01-22 18:08:27 INFO fixvis::::casa old phasecenter RA, DEC J2000 18:00:02.3092 -029.59.29.9987 2026-01-22 18:08:27 INFO fixvis::::casa RA, DEC (rad) J2000 [-1.5706284] [-0.52345333] 2026-01-22 18:08:27 INFO fixvis::::casa When changing phase center, UVW coordinates will be recalculated. 2026-01-22 18:08:27 INFO fixvis::::casa new phasecenter RA, DEC J2000 18:00:02.3092 -029.59.29.9987 2026-01-22 18:08:27 INFO fixvis::::casa RA, DEC (rad) J2000 -1.5706283970320343 -0.5234533251913881 2026-01-22 18:08:27 INFO fixvis::::casa FIELD table PHASE_DIR column changed for field 0. 2026-01-22 18:08:27 INFO Imager::open() Opening MeasurementSet /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_fixvis_casashell/testx.ms 2026-01-22 18:08:27 INFO SubMS::parseColumnNames() Using DATA MODEL_DATA CORRECTED_DATA columns. 2026-01-22 18:08:27 INFO FixVis::setFields Selecting fields 0 2026-01-22 18:08:27 INFO FixVis::makeSelection() 21600 rows selected out of 43200. 2026-01-22 18:08:27 INFO FixVis::makeSelection() Processing field 0 2026-01-22 18:08:27 INFO fixvis::::casa Task fixvis complete. Start time: 2026-01-22 18:08:26.926195 End time: 2026-01-22 18:08:27.195231 2026-01-22 18:08:27 INFO fixvis::::casa ##### End Task: fixvis ##### 2026-01-22 18:08:27 INFO fixvis::::casa ########################################## 2026-01-22 18:08:27 INFO tclean::::casa ########################################## 2026-01-22 18:08:27 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-01-22 18:08:27 INFO tclean::::casa tclean( vis='testx.ms', selectdata=True, field='0', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='testy', imsize=[128, 128], cell=['0.10000008arcsec', '0.10000008arcsec'], phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold='0.1mJy', nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='user', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-01-22 18:08:27 INFO tclean::::casa Verifying Input Parameters 2026-01-22 18:08:27 INFO SynthesisImagerVi2::selectData MS : testx.ms | Selecting on fields : 0 | [Opened in readonly mode] 2026-01-22 18:08:27 INFO SynthesisImagerVi2::selectData NRows selected : 21600 2026-01-22 18:08:27 INFO SynthesisImagerVi2::defineImage Define image coordinates for [testy] : 2026-01-22 18:08:27 INFO SynthesisImagerVi2::defineImage Define image coordinates for [testy] : 2026-01-22 18:08:27 INFO SynthesisImagerVi2::defineImage Impars: start 2026-01-22 18:08:27 INFO SynthesisImagerVi2::defineImage Shape: [128, 128, 1, 1] Spectral: [2.25982e+11] at [0] with increment [1.56671e+07] 2026-01-22 18:08:27 INFO SynthesisImagerVi2::defineImage Set Gridding options for [testy] with ftmachine : gridft 2026-01-22 18:08:27 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0009441 GB. Available mem.: 10.92 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-01-22 18:08:27 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-01-22 18:08:27 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [testy] : clark 2026-01-22 18:08:27 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-01-22 18:08:28 INFO SIImageStore::calcSensitivity [testy] Theoretical sensitivity (Jy/bm):0.00481125 2026-01-22 18:08:28 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.020242 2026-01-22 18:08:28 INFO SIImageStore::printBeamSet Beam : 2.27941 arcsec, 2.01116 arcsec, 30.5332 deg 2026-01-22 18:08:28 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-01-22 18:08:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-01-22 18:08:28 INFO task_tclean::SDAlgorithmBase::restore [testy] : Restoring model image. 2026-01-22 18:08:28 WARN task_tclean::SIImageStore::restore (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2345) Restoring with an empty model image. Only residuals will be processed to form the output restored image. 2026-01-22 18:08:28 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 2.27941 arcsec, 2.01116 arcsec, 30.5332 deg 2026-01-22 18:08:28 INFO tclean::::casa Searching for images with prefix 'testy'... Found these, writing history into them: ['testy.psf', 'testy.image', 'testy.residual', 'testy.pb', 'testy.model', 'testy.sumwt'] 2026-01-22 18:08:28 INFO tclean::::casa Task tclean complete. Start time: 2026-01-22 18:08:27.224151 End time: 2026-01-22 18:08:28.275497 2026-01-22 18:08:28 INFO tclean::::casa ##### End Task: tclean ##### 2026-01-22 18:08:28 INFO tclean::::casa ########################################## 2026-01-22 18:08:28 INFO imstat::::casa ########################################## 2026-01-22 18:08:28 INFO imstat::::casa ##### Begin Task: imstat ##### 2026-01-22 18:08:28 INFO imstat::::casa imstat( imagename='testy.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2026-01-22 18:08:28 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-01-22 18:08:28 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2026-01-22 18:08:28 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2026-01-22 18:08:28 INFO imstat::image::statistics Determining stats for image testy.image 2026-01-22 18:08:28 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2026-01-22 18:08:28 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [127, 127, 0, 0] (18:00:02.802, -29.59.36.399, I, 2.25982e+11Hz to 18:00:01.824, -29.59.23.699, I, 2.25982e+11Hz) 2026-01-22 18:08:28 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2026-01-22 18:08:28 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2026-01-22 18:08:28 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2026-01-22 18:08:28 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [127, 127, 0, 0] 2026-01-22 18:08:28 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 18:00:02.802, -29.59.36.399, I, 2.25982e+11Hz 2026-01-22 18:08:28 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 18:00:01.824, -29.59.23.699, I, 2.25982e+11Hz 2026-01-22 18:08:28 INFO imstat:::: Values --- 2026-01-22 18:08:28 INFO imstat:::: -- flux density [flux]: 0.0112611 Jy 2026-01-22 18:08:28 INFO imstat:::: -- number of points [npts]: 16384 2026-01-22 18:08:28 INFO imstat:::: -- maximum value [max]: 2.76818 Jy/beam 2026-01-22 18:08:28 INFO imstat:::: -- minimum value [min]: -0.18577 Jy/beam 2026-01-22 18:08:28 INFO imstat:::: -- position of max value (pixel) [maxpos]: [64, 64, 0, 0] 2026-01-22 18:08:28 INFO imstat:::: -- position of min value (pixel) [minpos]: [67, 19, 0, 0] 2026-01-22 18:08:28 INFO imstat:::: -- position of max value (world) [maxposf]: 18:00:02.309, -29.59.29.999, I, 2.25982e+11Hz 2026-01-22 18:08:28 INFO imstat:::: -- position of min value (world) [minposf]: 18:00:02.286, -29.59.34.499, I, 2.25982e+11Hz 2026-01-22 18:08:28 INFO imstat:::: -- Sum of pixel values [sum]: 5.84942 Jy/beam 2026-01-22 18:08:28 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 2178.05 Jy/beam.Jy/beam 2026-01-22 18:08:28 INFO imstat:::: Statistics --- 2026-01-22 18:08:28 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00035702 Jy/beam 2026-01-22 18:08:28 INFO imstat:::: -- Variance of the pixel values : 0.132946 Jy/beam 2026-01-22 18:08:28 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.364617 Jy/beam 2026-01-22 18:08:28 INFO imstat:::: -- Root mean square [rms]: 0.364606 Jy/beam 2026-01-22 18:08:28 INFO imstat:::: -- Median of the pixel values [median]: -0.0988091 Jy/beam 2026-01-22 18:08:28 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.0649207 Jy/beam 2026-01-22 18:08:28 INFO imstat:::: -- IQR [quartile]: 0.146861 Jy/beam 2026-01-22 18:08:28 INFO imstat:::: -- First quartile [q1]: -0.155423 Jy/beam 2026-01-22 18:08:28 INFO imstat:::: -- Third quartile [q3]: -0.0085626 Jy/beam 2026-01-22 18:08:28 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2026-01-22 18:08:28 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2026-01-22 18:08:28 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2026-01-22 18:08:28 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2026-01-22 18:08:28 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2026-01-22 18:08:28 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2026-01-22 18:08:28 INFO imstat::ImageStatsCalculator::statistics 1.638400e+04 5.849419e+00 3.570202e-04 3.646062e-01 3.646172e-01 -1.857702e-01 2.768178e+00 2026-01-22 18:08:28 INFO imstat::::casa Task imstat complete. Start time: 2026-01-22 18:08:28.277443 End time: 2026-01-22 18:08:28.292519 2026-01-22 18:08:28 INFO imstat::::casa ##### End Task: imstat ##### 2026-01-22 18:08:28 INFO imstat::::casa ########################################## .2026-01-22 18:08:28 INFO fixvis::::casa ########################################## 2026-01-22 18:08:28 INFO fixvis::::casa ##### Begin Task: fixvis ##### 2026-01-22 18:08:28 INFO fixvis::::casa fixvis( vis='twocenteredpointsources.ms', outputvis='testx.ms', field='0', refcode='J2000', reuse=True, phasecenter='J2000 18h00m02.3092s -29d59m29.9987s', distances=['100AU'], datacolumn='all' ) 2026-01-22 18:08:28 WARN fixvis::::casa **ALERT:** Deprecated in CASA 5.9/6.3. Please use task **phaseshift** instead. 2026-01-22 18:08:28 INFO fixvis::::casa Copying original MS to outputvis ... 2026-01-22 18:08:28 INFO fixvis::::casa Will refocus to the given distances: ['100AU'] 2026-01-22 18:08:28 INFO fixvis::::casa Will modify the visibilities in all columns 2026-01-22 18:08:28 INFO fixvis::::casa field: non-blanktest_0 2026-01-22 18:08:28 INFO fixvis::::casa old phasecenter RA, DEC J2000 18:00:02.3092 -029.59.29.9987 2026-01-22 18:08:28 INFO fixvis::::casa RA, DEC (rad) J2000 [-1.5706284] [-0.52345333] 2026-01-22 18:08:28 INFO fixvis::::casa When changing phase center, UVW coordinates will be recalculated. 2026-01-22 18:08:28 INFO fixvis::::casa new phasecenter RA, DEC J2000 18:00:02.3092 -029.59.29.9987 2026-01-22 18:08:28 INFO fixvis::::casa RA, DEC (rad) J2000 -1.5706283970320343 -0.5234533251913881 2026-01-22 18:08:28 INFO fixvis::::casa FIELD table PHASE_DIR column changed for field 0. 2026-01-22 18:08:28 INFO Imager::open() Opening MeasurementSet /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_fixvis_casashell/testx.ms 2026-01-22 18:08:28 INFO SubMS::parseColumnNames() Using DATA MODEL_DATA CORRECTED_DATA columns. 2026-01-22 18:08:28 INFO FixVis::setFields Selecting fields 0 2026-01-22 18:08:28 INFO FixVis::makeSelection() 21600 rows selected out of 43200. 2026-01-22 18:08:28 INFO FixVis::makeSelection() Processing field 0 2026-01-22 18:08:29 INFO fixvis::::casa Task fixvis complete. Start time: 2026-01-22 18:08:28.349074 End time: 2026-01-22 18:08:28.563713 2026-01-22 18:08:29 INFO fixvis::::casa ##### End Task: fixvis ##### 2026-01-22 18:08:29 INFO fixvis::::casa ########################################## 2026-01-22 18:08:29 INFO tclean::::casa ########################################## 2026-01-22 18:08:29 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-01-22 18:08:29 INFO tclean::::casa tclean( vis='testx.ms', selectdata=True, field='0', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='testy', imsize=[128, 128], cell=['0.10000008arcsec', '0.10000008arcsec'], phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold='0.1mJy', nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='user', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-01-22 18:08:29 INFO tclean::::casa Verifying Input Parameters 2026-01-22 18:08:29 INFO SynthesisImagerVi2::selectData MS : testx.ms | Selecting on fields : 0 | [Opened in readonly mode] 2026-01-22 18:08:29 INFO SynthesisImagerVi2::selectData NRows selected : 21600 2026-01-22 18:08:29 INFO SynthesisImagerVi2::defineImage Define image coordinates for [testy] : 2026-01-22 18:08:29 INFO SynthesisImagerVi2::defineImage Define image coordinates for [testy] : 2026-01-22 18:08:29 INFO SynthesisImagerVi2::defineImage Impars: start 2026-01-22 18:08:29 INFO SynthesisImagerVi2::defineImage Shape: [128, 128, 1, 1] Spectral: [2.25982e+11] at [0] with increment [1.56671e+07] 2026-01-22 18:08:29 INFO SynthesisImagerVi2::defineImage Set Gridding options for [testy] with ftmachine : gridft 2026-01-22 18:08:29 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0009441 GB. Available mem.: 10.92 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-01-22 18:08:29 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-01-22 18:08:29 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [testy] : clark 2026-01-22 18:08:29 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-01-22 18:08:29 INFO SIImageStore::calcSensitivity [testy] Theoretical sensitivity (Jy/bm):0.00481125 2026-01-22 18:08:29 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009694 2026-01-22 18:08:29 INFO SIImageStore::printBeamSet Beam : 2.27941 arcsec, 2.01116 arcsec, 30.5332 deg 2026-01-22 18:08:29 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-01-22 18:08:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-01-22 18:08:29 INFO task_tclean::SDAlgorithmBase::restore [testy] : Restoring model image. 2026-01-22 18:08:29 WARN task_tclean::SIImageStore::restore (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2345) Restoring with an empty model image. Only residuals will be processed to form the output restored image. 2026-01-22 18:08:30 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 2.27941 arcsec, 2.01116 arcsec, 30.5332 deg 2026-01-22 18:08:30 INFO tclean::::casa Searching for images with prefix 'testy'... Found these, writing history into them: ['testy.psf', 'testy.image', 'testy.residual', 'testy.pb', 'testy.model', 'testy.sumwt'] 2026-01-22 18:08:30 INFO tclean::::casa Task tclean complete. Start time: 2026-01-22 18:08:28.581784 End time: 2026-01-22 18:08:29.672296 2026-01-22 18:08:30 INFO tclean::::casa ##### End Task: tclean ##### 2026-01-22 18:08:30 INFO tclean::::casa ########################################## 2026-01-22 18:08:30 INFO imstat::::casa ########################################## 2026-01-22 18:08:30 INFO imstat::::casa ##### Begin Task: imstat ##### 2026-01-22 18:08:30 INFO imstat::::casa imstat( imagename='testy.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2026-01-22 18:08:30 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-01-22 18:08:30 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2026-01-22 18:08:30 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2026-01-22 18:08:30 INFO imstat::image::statistics Determining stats for image testy.image 2026-01-22 18:08:30 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2026-01-22 18:08:30 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [127, 127, 0, 0] (18:00:02.802, -29.59.36.399, I, 2.25982e+11Hz to 18:00:01.824, -29.59.23.699, I, 2.25982e+11Hz) 2026-01-22 18:08:30 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2026-01-22 18:08:30 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2026-01-22 18:08:30 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2026-01-22 18:08:30 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [127, 127, 0, 0] 2026-01-22 18:08:30 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 18:00:02.802, -29.59.36.399, I, 2.25982e+11Hz 2026-01-22 18:08:30 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 18:00:01.824, -29.59.23.699, I, 2.25982e+11Hz 2026-01-22 18:08:30 INFO imstat:::: Values --- 2026-01-22 18:08:30 INFO imstat:::: -- flux density [flux]: 0.0112611 Jy 2026-01-22 18:08:30 INFO imstat:::: -- number of points [npts]: 16384 2026-01-22 18:08:30 INFO imstat:::: -- maximum value [max]: 2.76818 Jy/beam 2026-01-22 18:08:30 INFO imstat:::: -- minimum value [min]: -0.18577 Jy/beam 2026-01-22 18:08:30 INFO imstat:::: -- position of max value (pixel) [maxpos]: [64, 64, 0, 0] 2026-01-22 18:08:30 INFO imstat:::: -- position of min value (pixel) [minpos]: [67, 19, 0, 0] 2026-01-22 18:08:30 INFO imstat:::: -- position of max value (world) [maxposf]: 18:00:02.309, -29.59.29.999, I, 2.25982e+11Hz 2026-01-22 18:08:30 INFO imstat:::: -- position of min value (world) [minposf]: 18:00:02.286, -29.59.34.499, I, 2.25982e+11Hz 2026-01-22 18:08:30 INFO imstat:::: -- Sum of pixel values [sum]: 5.84942 Jy/beam 2026-01-22 18:08:30 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 2178.05 Jy/beam.Jy/beam 2026-01-22 18:08:30 INFO imstat:::: Statistics --- 2026-01-22 18:08:30 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00035702 Jy/beam 2026-01-22 18:08:30 INFO imstat:::: -- Variance of the pixel values : 0.132946 Jy/beam 2026-01-22 18:08:30 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.364617 Jy/beam 2026-01-22 18:08:30 INFO imstat:::: -- Root mean square [rms]: 0.364606 Jy/beam 2026-01-22 18:08:30 INFO imstat:::: -- Median of the pixel values [median]: -0.0988091 Jy/beam 2026-01-22 18:08:30 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.0649207 Jy/beam 2026-01-22 18:08:30 INFO imstat:::: -- IQR [quartile]: 0.146861 Jy/beam 2026-01-22 18:08:30 INFO imstat:::: -- First quartile [q1]: -0.155423 Jy/beam 2026-01-22 18:08:30 INFO imstat:::: -- Third quartile [q3]: -0.0085626 Jy/beam 2026-01-22 18:08:30 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2026-01-22 18:08:30 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2026-01-22 18:08:30 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2026-01-22 18:08:30 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2026-01-22 18:08:30 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2026-01-22 18:08:30 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2026-01-22 18:08:30 INFO imstat::ImageStatsCalculator::statistics 1.638400e+04 5.849419e+00 3.570202e-04 3.646062e-01 3.646172e-01 -1.857702e-01 2.768178e+00 2026-01-22 18:08:30 INFO imstat::::casa Task imstat complete. Start time: 2026-01-22 18:08:29.674320 End time: 2026-01-22 18:08:29.689179 2026-01-22 18:08:30 INFO imstat::::casa ##### End Task: imstat ##### 2026-01-22 18:08:30 INFO imstat::::casa ########################################## .2026-01-22 18:08:30 INFO fixvis::::casa ########################################## 2026-01-22 18:08:30 INFO fixvis::::casa ##### Begin Task: fixvis ##### 2026-01-22 18:08:30 INFO fixvis::::casa fixvis( vis='twocenteredpointsources.ms', outputvis='testx.ms', field='0', refcode='J2000', reuse=True, phasecenter='J2000 18h00m02.3092s -29d59m29.9987s', distances='100AU', datacolumn='all' ) 2026-01-22 18:08:30 WARN fixvis::::casa **ALERT:** Deprecated in CASA 5.9/6.3. Please use task **phaseshift** instead. 2026-01-22 18:08:30 INFO fixvis::::casa Copying original MS to outputvis ... 2026-01-22 18:08:30 INFO fixvis::::casa Will refocus to the given distances: 100AU 2026-01-22 18:08:30 INFO fixvis::::casa Will modify the visibilities in all columns 2026-01-22 18:08:30 INFO fixvis::::casa field: non-blanktest_0 2026-01-22 18:08:30 INFO fixvis::::casa old phasecenter RA, DEC J2000 18:00:02.3092 -029.59.29.9987 2026-01-22 18:08:30 INFO fixvis::::casa RA, DEC (rad) J2000 [-1.5706284] [-0.52345333] 2026-01-22 18:08:30 INFO fixvis::::casa When changing phase center, UVW coordinates will be recalculated. 2026-01-22 18:08:30 INFO fixvis::::casa new phasecenter RA, DEC J2000 18:00:02.3092 -029.59.29.9987 2026-01-22 18:08:30 INFO fixvis::::casa RA, DEC (rad) J2000 -1.5706283970320343 -0.5234533251913881 2026-01-22 18:08:30 INFO fixvis::::casa FIELD table PHASE_DIR column changed for field 0. 2026-01-22 18:08:30 INFO Imager::open() Opening MeasurementSet /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_fixvis_casashell/testx.ms 2026-01-22 18:08:30 INFO SubMS::parseColumnNames() Using DATA MODEL_DATA CORRECTED_DATA columns. 2026-01-22 18:08:30 INFO FixVis::setFields Selecting fields 0 2026-01-22 18:08:30 INFO FixVis::makeSelection() 21600 rows selected out of 43200. 2026-01-22 18:08:30 INFO FixVis::makeSelection() Processing field 0 2026-01-22 18:08:30 INFO fixvis::::casa Task fixvis complete. Start time: 2026-01-22 18:08:29.748256 End time: 2026-01-22 18:08:29.963726 2026-01-22 18:08:30 INFO fixvis::::casa ##### End Task: fixvis ##### 2026-01-22 18:08:30 INFO fixvis::::casa ########################################## 2026-01-22 18:08:30 INFO tclean::::casa ########################################## 2026-01-22 18:08:30 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-01-22 18:08:30 INFO tclean::::casa tclean( vis='testx.ms', selectdata=True, field='0', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='testy', imsize=[128, 128], cell=['0.10000008arcsec', '0.10000008arcsec'], phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold='0.1mJy', nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='user', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-01-22 18:08:30 INFO tclean::::casa Verifying Input Parameters 2026-01-22 18:08:30 INFO SynthesisImagerVi2::selectData MS : testx.ms | Selecting on fields : 0 | [Opened in readonly mode] 2026-01-22 18:08:30 INFO SynthesisImagerVi2::selectData NRows selected : 21600 2026-01-22 18:08:30 INFO SynthesisImagerVi2::defineImage Define image coordinates for [testy] : 2026-01-22 18:08:30 INFO SynthesisImagerVi2::defineImage Define image coordinates for [testy] : 2026-01-22 18:08:30 INFO SynthesisImagerVi2::defineImage Impars: start 2026-01-22 18:08:30 INFO SynthesisImagerVi2::defineImage Shape: [128, 128, 1, 1] Spectral: [2.25982e+11] at [0] with increment [1.56671e+07] 2026-01-22 18:08:30 INFO SynthesisImagerVi2::defineImage Set Gridding options for [testy] with ftmachine : gridft 2026-01-22 18:08:30 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0009441 GB. Available mem.: 10.92 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-01-22 18:08:30 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-01-22 18:08:30 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [testy] : clark 2026-01-22 18:08:30 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-01-22 18:08:30 INFO SIImageStore::calcSensitivity [testy] Theoretical sensitivity (Jy/bm):0.00481125 2026-01-22 18:08:30 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010987 2026-01-22 18:08:30 INFO SIImageStore::printBeamSet Beam : 2.27941 arcsec, 2.01116 arcsec, 30.5332 deg 2026-01-22 18:08:30 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-01-22 18:08:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-01-22 18:08:31 INFO task_tclean::SDAlgorithmBase::restore [testy] : Restoring model image. 2026-01-22 18:08:31 WARN task_tclean::SIImageStore::restore (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2345) Restoring with an empty model image. Only residuals will be processed to form the output restored image. 2026-01-22 18:08:31 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 2.27941 arcsec, 2.01116 arcsec, 30.5332 deg 2026-01-22 18:08:31 INFO tclean::::casa Searching for images with prefix 'testy'... Found these, writing history into them: ['testy.psf', 'testy.image', 'testy.residual', 'testy.pb', 'testy.model', 'testy.sumwt'] 2026-01-22 18:08:31 INFO tclean::::casa Task tclean complete. Start time: 2026-01-22 18:08:29.982585 End time: 2026-01-22 18:08:31.102517 2026-01-22 18:08:31 INFO tclean::::casa ##### End Task: tclean ##### 2026-01-22 18:08:31 INFO tclean::::casa ########################################## 2026-01-22 18:08:31 INFO imstat::::casa ########################################## 2026-01-22 18:08:31 INFO imstat::::casa ##### Begin Task: imstat ##### 2026-01-22 18:08:31 INFO imstat::::casa imstat( imagename='testy.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2026-01-22 18:08:31 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-01-22 18:08:31 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2026-01-22 18:08:31 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2026-01-22 18:08:31 INFO imstat::image::statistics Determining stats for image testy.image 2026-01-22 18:08:31 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2026-01-22 18:08:31 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [127, 127, 0, 0] (18:00:02.802, -29.59.36.399, I, 2.25982e+11Hz to 18:00:01.824, -29.59.23.699, I, 2.25982e+11Hz) 2026-01-22 18:08:31 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2026-01-22 18:08:31 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2026-01-22 18:08:31 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2026-01-22 18:08:31 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [127, 127, 0, 0] 2026-01-22 18:08:31 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 18:00:02.802, -29.59.36.399, I, 2.25982e+11Hz 2026-01-22 18:08:31 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 18:00:01.824, -29.59.23.699, I, 2.25982e+11Hz 2026-01-22 18:08:31 INFO imstat:::: Values --- 2026-01-22 18:08:31 INFO imstat:::: -- flux density [flux]: 0.0112611 Jy 2026-01-22 18:08:31 INFO imstat:::: -- number of points [npts]: 16384 2026-01-22 18:08:31 INFO imstat:::: -- maximum value [max]: 2.76818 Jy/beam 2026-01-22 18:08:31 INFO imstat:::: -- minimum value [min]: -0.18577 Jy/beam 2026-01-22 18:08:31 INFO imstat:::: -- position of max value (pixel) [maxpos]: [64, 64, 0, 0] 2026-01-22 18:08:31 INFO imstat:::: -- position of min value (pixel) [minpos]: [67, 19, 0, 0] 2026-01-22 18:08:31 INFO imstat:::: -- position of max value (world) [maxposf]: 18:00:02.309, -29.59.29.999, I, 2.25982e+11Hz 2026-01-22 18:08:31 INFO imstat:::: -- position of min value (world) [minposf]: 18:00:02.286, -29.59.34.499, I, 2.25982e+11Hz 2026-01-22 18:08:31 INFO imstat:::: -- Sum of pixel values [sum]: 5.84942 Jy/beam 2026-01-22 18:08:31 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 2178.05 Jy/beam.Jy/beam 2026-01-22 18:08:31 INFO imstat:::: Statistics --- 2026-01-22 18:08:31 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00035702 Jy/beam 2026-01-22 18:08:31 INFO imstat:::: -- Variance of the pixel values : 0.132946 Jy/beam 2026-01-22 18:08:31 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.364617 Jy/beam 2026-01-22 18:08:31 INFO imstat:::: -- Root mean square [rms]: 0.364606 Jy/beam 2026-01-22 18:08:31 INFO imstat:::: -- Median of the pixel values [median]: -0.0988091 Jy/beam 2026-01-22 18:08:31 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.0649207 Jy/beam 2026-01-22 18:08:31 INFO imstat:::: -- IQR [quartile]: 0.146861 Jy/beam 2026-01-22 18:08:31 INFO imstat:::: -- First quartile [q1]: -0.155423 Jy/beam 2026-01-22 18:08:31 INFO imstat:::: -- Third quartile [q3]: -0.0085626 Jy/beam 2026-01-22 18:08:31 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2026-01-22 18:08:31 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2026-01-22 18:08:31 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2026-01-22 18:08:31 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2026-01-22 18:08:31 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2026-01-22 18:08:31 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2026-01-22 18:08:31 INFO imstat::ImageStatsCalculator::statistics 1.638400e+04 5.849419e+00 3.570202e-04 3.646062e-01 3.646172e-01 -1.857702e-01 2.768178e+00 2026-01-22 18:08:31 INFO imstat::::casa Task imstat complete. Start time: 2026-01-22 18:08:31.105650 End time: 2026-01-22 18:08:31.131806 2026-01-22 18:08:31 INFO imstat::::casa ##### End Task: imstat ##### 2026-01-22 18:08:31 INFO imstat::::casa ########################################## .2026-01-22 18:08:31 INFO fixvis::::casa ########################################## 2026-01-22 18:08:31 INFO fixvis::::casa ##### Begin Task: fixvis ##### 2026-01-22 18:08:31 INFO fixvis::::casa fixvis( vis='twocenteredpointsources.ms', outputvis='testx.ms', field='0', refcode='J2000', reuse=True, phasecenter='J2000 18h00m02.3092s -29d59m29.9987s', distances='', datacolumn='all' ) 2026-01-22 18:08:31 WARN fixvis::::casa **ALERT:** Deprecated in CASA 5.9/6.3. Please use task **phaseshift** instead. 2026-01-22 18:08:31 INFO fixvis::::casa Copying original MS to outputvis ... 2026-01-22 18:08:31 INFO fixvis::::casa Will modify the visibilities in all columns 2026-01-22 18:08:31 INFO fixvis::::casa field: non-blanktest_0 2026-01-22 18:08:31 INFO fixvis::::casa old phasecenter RA, DEC J2000 18:00:02.3092 -029.59.29.9987 2026-01-22 18:08:31 INFO fixvis::::casa RA, DEC (rad) J2000 [-1.5706284] [-0.52345333] 2026-01-22 18:08:31 INFO fixvis::::casa When changing phase center, UVW coordinates will be recalculated. 2026-01-22 18:08:31 INFO fixvis::::casa new phasecenter RA, DEC J2000 18:00:02.3092 -029.59.29.9987 2026-01-22 18:08:31 INFO fixvis::::casa RA, DEC (rad) J2000 -1.5706283970320343 -0.5234533251913881 2026-01-22 18:08:31 INFO fixvis::::casa FIELD table PHASE_DIR column changed for field 0. 2026-01-22 18:08:31 INFO Imager::open() Opening MeasurementSet /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_fixvis_casashell/testx.ms 2026-01-22 18:08:31 INFO SubMS::parseColumnNames() Using DATA MODEL_DATA CORRECTED_DATA columns. 2026-01-22 18:08:31 INFO FixVis::setFields Selecting fields 0 2026-01-22 18:08:31 INFO FixVis::makeSelection() 21600 rows selected out of 43200. 2026-01-22 18:08:31 INFO FixVis::makeSelection() Processing field 0 2026-01-22 18:08:32 INFO fixvis::::casa Task fixvis complete. Start time: 2026-01-22 18:08:31.223090 End time: 2026-01-22 18:08:31.508208 2026-01-22 18:08:32 INFO fixvis::::casa ##### End Task: fixvis ##### 2026-01-22 18:08:32 INFO fixvis::::casa ########################################## 2026-01-22 18:08:32 INFO tclean::::casa ########################################## 2026-01-22 18:08:32 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-01-22 18:08:32 INFO tclean::::casa tclean( vis='testx.ms', selectdata=True, field='0', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='testy', imsize=[128, 128], cell=['0.10000008arcsec', '0.10000008arcsec'], phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold='0.1mJy', nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='user', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-01-22 18:08:32 INFO tclean::::casa Verifying Input Parameters 2026-01-22 18:08:32 INFO SynthesisImagerVi2::selectData MS : testx.ms | Selecting on fields : 0 | [Opened in readonly mode] 2026-01-22 18:08:32 INFO SynthesisImagerVi2::selectData NRows selected : 21600 2026-01-22 18:08:32 INFO SynthesisImagerVi2::defineImage Define image coordinates for [testy] : 2026-01-22 18:08:32 INFO SynthesisImagerVi2::defineImage Define image coordinates for [testy] : 2026-01-22 18:08:32 INFO SynthesisImagerVi2::defineImage Impars: start 2026-01-22 18:08:32 INFO SynthesisImagerVi2::defineImage Shape: [128, 128, 1, 1] Spectral: [2.25982e+11] at [0] with increment [1.56671e+07] 2026-01-22 18:08:32 INFO SynthesisImagerVi2::defineImage Set Gridding options for [testy] with ftmachine : gridft 2026-01-22 18:08:32 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0009441 GB. Available mem.: 10.92 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-01-22 18:08:32 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-01-22 18:08:32 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [testy] : clark 2026-01-22 18:08:32 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-01-22 18:08:32 INFO SIImageStore::calcSensitivity [testy] Theoretical sensitivity (Jy/bm):0.00481125 2026-01-22 18:08:32 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.019292 2026-01-22 18:08:32 INFO SIImageStore::printBeamSet Beam : 2.27941 arcsec, 2.01116 arcsec, 30.5332 deg 2026-01-22 18:08:32 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-01-22 18:08:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-01-22 18:08:32 INFO task_tclean::SDAlgorithmBase::restore [testy] : Restoring model image. 2026-01-22 18:08:32 WARN task_tclean::SIImageStore::restore (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2345) Restoring with an empty model image. Only residuals will be processed to form the output restored image. 2026-01-22 18:08:33 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 2.27941 arcsec, 2.01116 arcsec, 30.5332 deg 2026-01-22 18:08:33 INFO tclean::::casa Searching for images with prefix 'testy'... Found these, writing history into them: ['testy.psf', 'testy.image', 'testy.residual', 'testy.pb', 'testy.model', 'testy.sumwt'] 2026-01-22 18:08:33 INFO tclean::::casa Task tclean complete. Start time: 2026-01-22 18:08:31.528218 End time: 2026-01-22 18:08:32.662479 2026-01-22 18:08:33 INFO tclean::::casa ##### End Task: tclean ##### 2026-01-22 18:08:33 INFO tclean::::casa ########################################## 2026-01-22 18:08:33 INFO imstat::::casa ########################################## 2026-01-22 18:08:33 INFO imstat::::casa ##### Begin Task: imstat ##### 2026-01-22 18:08:33 INFO imstat::::casa imstat( imagename='testy.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2026-01-22 18:08:33 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-01-22 18:08:33 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2026-01-22 18:08:33 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2026-01-22 18:08:33 INFO imstat::image::statistics Determining stats for image testy.image 2026-01-22 18:08:33 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2026-01-22 18:08:33 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [127, 127, 0, 0] (18:00:02.802, -29.59.36.399, I, 2.25982e+11Hz to 18:00:01.824, -29.59.23.699, I, 2.25982e+11Hz) 2026-01-22 18:08:33 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2026-01-22 18:08:33 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2026-01-22 18:08:33 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2026-01-22 18:08:33 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [127, 127, 0, 0] 2026-01-22 18:08:33 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 18:00:02.802, -29.59.36.399, I, 2.25982e+11Hz 2026-01-22 18:08:33 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 18:00:01.824, -29.59.23.699, I, 2.25982e+11Hz 2026-01-22 18:08:33 INFO imstat:::: Values --- 2026-01-22 18:08:33 INFO imstat:::: -- flux density [flux]: 0.0112611 Jy 2026-01-22 18:08:33 INFO imstat:::: -- number of points [npts]: 16384 2026-01-22 18:08:33 INFO imstat:::: -- maximum value [max]: 2.76818 Jy/beam 2026-01-22 18:08:33 INFO imstat:::: -- minimum value [min]: -0.18577 Jy/beam 2026-01-22 18:08:33 INFO imstat:::: -- position of max value (pixel) [maxpos]: [64, 64, 0, 0] 2026-01-22 18:08:33 INFO imstat:::: -- position of min value (pixel) [minpos]: [67, 19, 0, 0] 2026-01-22 18:08:33 INFO imstat:::: -- position of max value (world) [maxposf]: 18:00:02.309, -29.59.29.999, I, 2.25982e+11Hz 2026-01-22 18:08:33 INFO imstat:::: -- position of min value (world) [minposf]: 18:00:02.286, -29.59.34.499, I, 2.25982e+11Hz 2026-01-22 18:08:33 INFO imstat:::: -- Sum of pixel values [sum]: 5.84942 Jy/beam 2026-01-22 18:08:33 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 2178.05 Jy/beam.Jy/beam 2026-01-22 18:08:33 INFO imstat:::: Statistics --- 2026-01-22 18:08:33 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00035702 Jy/beam 2026-01-22 18:08:33 INFO imstat:::: -- Variance of the pixel values : 0.132946 Jy/beam 2026-01-22 18:08:33 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.364617 Jy/beam 2026-01-22 18:08:33 INFO imstat:::: -- Root mean square [rms]: 0.364606 Jy/beam 2026-01-22 18:08:33 INFO imstat:::: -- Median of the pixel values [median]: -0.0988091 Jy/beam 2026-01-22 18:08:33 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.0649207 Jy/beam 2026-01-22 18:08:33 INFO imstat:::: -- IQR [quartile]: 0.146861 Jy/beam 2026-01-22 18:08:33 INFO imstat:::: -- First quartile [q1]: -0.155423 Jy/beam 2026-01-22 18:08:33 INFO imstat:::: -- Third quartile [q3]: -0.0085626 Jy/beam 2026-01-22 18:08:33 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2026-01-22 18:08:33 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2026-01-22 18:08:33 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2026-01-22 18:08:33 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2026-01-22 18:08:33 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2026-01-22 18:08:33 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2026-01-22 18:08:33 INFO imstat::ImageStatsCalculator::statistics 1.638400e+04 5.849419e+00 3.570202e-04 3.646062e-01 3.646172e-01 -1.857702e-01 2.768178e+00 2026-01-22 18:08:33 INFO imstat::::casa Task imstat complete. Start time: 2026-01-22 18:08:32.664572 End time: 2026-01-22 18:08:32.680394 2026-01-22 18:08:33 INFO imstat::::casa ##### End Task: imstat ##### 2026-01-22 18:08:33 INFO imstat::::casa ########################################## .2026-01-22 18:08:33 INFO fixvis::::casa ########################################## 2026-01-22 18:08:33 INFO fixvis::::casa ##### Begin Task: fixvis ##### 2026-01-22 18:08:33 INFO fixvis::::casa fixvis( vis='twocenteredpointsources.ms', outputvis='testx.ms', field='0', refcode='J2000', reuse=True, phasecenter='J2000 18h00m02.3092s -29d59m26.9987s', distances='', datacolumn='all' ) 2026-01-22 18:08:33 WARN fixvis::::casa **ALERT:** Deprecated in CASA 5.9/6.3. Please use task **phaseshift** instead. 2026-01-22 18:08:33 INFO fixvis::::casa Copying original MS to outputvis ... 2026-01-22 18:08:33 INFO fixvis::::casa Will modify the visibilities in all columns 2026-01-22 18:08:33 INFO fixvis::::casa field: non-blanktest_0 2026-01-22 18:08:33 INFO fixvis::::casa old phasecenter RA, DEC J2000 18:00:02.3092 -029.59.29.9987 2026-01-22 18:08:33 INFO fixvis::::casa RA, DEC (rad) J2000 [-1.5706284] [-0.52345333] 2026-01-22 18:08:33 INFO fixvis::::casa When changing phase center, UVW coordinates will be recalculated. 2026-01-22 18:08:33 INFO fixvis::::casa new phasecenter RA, DEC J2000 18:00:02.3092 -029.59.26.9987 2026-01-22 18:08:33 INFO fixvis::::casa RA, DEC (rad) J2000 -1.5706283970320343 -0.5234387807809548 2026-01-22 18:08:33 INFO fixvis::::casa FIELD table PHASE_DIR column changed for field 0. 2026-01-22 18:08:33 INFO Imager::open() Opening MeasurementSet /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_fixvis_casashell/testx.ms 2026-01-22 18:08:33 INFO SubMS::parseColumnNames() Using DATA MODEL_DATA CORRECTED_DATA columns. 2026-01-22 18:08:33 INFO FixVis::setFields Selecting fields 0 2026-01-22 18:08:33 INFO FixVis::makeSelection() 21600 rows selected out of 43200. 2026-01-22 18:08:33 INFO FixVis::makeSelection() Processing field 0 2026-01-22 18:08:33 INFO fixvis::::casa Task fixvis complete. Start time: 2026-01-22 18:08:32.743246 End time: 2026-01-22 18:08:32.959090 2026-01-22 18:08:33 INFO fixvis::::casa ##### End Task: fixvis ##### 2026-01-22 18:08:33 INFO fixvis::::casa ########################################## 2026-01-22 18:08:33 INFO tclean::::casa ########################################## 2026-01-22 18:08:33 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-01-22 18:08:33 INFO tclean::::casa tclean( vis='testx.ms', selectdata=True, field='0', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='testy', imsize=[128, 128], cell=['0.10000008arcsec', '0.10000008arcsec'], phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold='0.1mJy', nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='user', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-01-22 18:08:33 INFO tclean::::casa Verifying Input Parameters 2026-01-22 18:08:33 INFO SynthesisImagerVi2::selectData MS : testx.ms | Selecting on fields : 0 | [Opened in readonly mode] 2026-01-22 18:08:33 INFO SynthesisImagerVi2::selectData NRows selected : 21600 2026-01-22 18:08:33 INFO SynthesisImagerVi2::defineImage Define image coordinates for [testy] : 2026-01-22 18:08:33 INFO SynthesisImagerVi2::defineImage Define image coordinates for [testy] : 2026-01-22 18:08:33 INFO SynthesisImagerVi2::defineImage Impars: start 2026-01-22 18:08:33 INFO SynthesisImagerVi2::defineImage Shape: [128, 128, 1, 1] Spectral: [2.25982e+11] at [0] with increment [1.56671e+07] 2026-01-22 18:08:33 INFO SynthesisImagerVi2::defineImage Set Gridding options for [testy] with ftmachine : gridft 2026-01-22 18:08:33 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0009441 GB. Available mem.: 10.92 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-01-22 18:08:33 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-01-22 18:08:33 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [testy] : clark 2026-01-22 18:08:33 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-01-22 18:08:33 INFO SIImageStore::calcSensitivity [testy] Theoretical sensitivity (Jy/bm):0.00481125 2026-01-22 18:08:33 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.00956 2026-01-22 18:08:33 INFO SIImageStore::printBeamSet Beam : 2.2794 arcsec, 2.01116 arcsec, 30.5337 deg 2026-01-22 18:08:33 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-01-22 18:08:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-01-22 18:08:34 INFO task_tclean::SDAlgorithmBase::restore [testy] : Restoring model image. 2026-01-22 18:08:34 WARN task_tclean::SIImageStore::restore (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2345) Restoring with an empty model image. Only residuals will be processed to form the output restored image. 2026-01-22 18:08:34 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 2.2794 arcsec, 2.01116 arcsec, 30.5337 deg 2026-01-22 18:08:34 INFO tclean::::casa Searching for images with prefix 'testy'... Found these, writing history into them: ['testy.psf', 'testy.image', 'testy.residual', 'testy.pb', 'testy.model', 'testy.sumwt'] 2026-01-22 18:08:34 INFO tclean::::casa Task tclean complete. Start time: 2026-01-22 18:08:32.976380 End time: 2026-01-22 18:08:33.963528 2026-01-22 18:08:34 INFO tclean::::casa ##### End Task: tclean ##### 2026-01-22 18:08:34 INFO tclean::::casa ########################################## 2026-01-22 18:08:34 INFO imstat::::casa ########################################## 2026-01-22 18:08:34 INFO imstat::::casa ##### Begin Task: imstat ##### 2026-01-22 18:08:34 INFO imstat::::casa imstat( imagename='testy.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2026-01-22 18:08:34 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-01-22 18:08:34 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2026-01-22 18:08:34 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2026-01-22 18:08:34 INFO imstat::image::statistics Determining stats for image testy.image 2026-01-22 18:08:34 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2026-01-22 18:08:34 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [127, 127, 0, 0] (18:00:02.802, -29.59.33.399, I, 2.25982e+11Hz to 18:00:01.824, -29.59.20.699, I, 2.25982e+11Hz) 2026-01-22 18:08:34 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2026-01-22 18:08:34 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2026-01-22 18:08:34 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2026-01-22 18:08:34 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [127, 127, 0, 0] 2026-01-22 18:08:34 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 18:00:02.802, -29.59.33.399, I, 2.25982e+11Hz 2026-01-22 18:08:34 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 18:00:01.824, -29.59.20.699, I, 2.25982e+11Hz 2026-01-22 18:08:34 INFO imstat:::: Values --- 2026-01-22 18:08:34 INFO imstat:::: -- flux density [flux]: 0.249791 Jy 2026-01-22 18:08:34 INFO imstat:::: -- number of points [npts]: 16384 2026-01-22 18:08:34 INFO imstat:::: -- maximum value [max]: 2.76821 Jy/beam 2026-01-22 18:08:34 INFO imstat:::: -- minimum value [min]: -0.185766 Jy/beam 2026-01-22 18:08:34 INFO imstat:::: -- position of max value (pixel) [maxpos]: [64, 34, 0, 0] 2026-01-22 18:08:34 INFO imstat:::: -- position of min value (pixel) [minpos]: [61, 79, 0, 0] 2026-01-22 18:08:34 INFO imstat:::: -- position of max value (world) [maxposf]: 18:00:02.309, -29.59.29.999, I, 2.25982e+11Hz 2026-01-22 18:08:34 INFO imstat:::: -- position of min value (world) [minposf]: 18:00:02.332, -29.59.25.499, I, 2.25982e+11Hz 2026-01-22 18:08:34 INFO imstat:::: -- Sum of pixel values [sum]: 129.75 Jy/beam 2026-01-22 18:08:34 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 2161.57 Jy/beam.Jy/beam 2026-01-22 18:08:34 INFO imstat:::: Statistics --- 2026-01-22 18:08:34 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00791933 Jy/beam 2026-01-22 18:08:34 INFO imstat:::: -- Variance of the pixel values : 0.131877 Jy/beam 2026-01-22 18:08:34 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.363149 Jy/beam 2026-01-22 18:08:34 INFO imstat:::: -- Root mean square [rms]: 0.363224 Jy/beam 2026-01-22 18:08:34 INFO imstat:::: -- Median of the pixel values [median]: -0.0875305 Jy/beam 2026-01-22 18:08:34 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.0698687 Jy/beam 2026-01-22 18:08:34 INFO imstat:::: -- IQR [quartile]: 0.153301 Jy/beam 2026-01-22 18:08:34 INFO imstat:::: -- First quartile [q1]: -0.149306 Jy/beam 2026-01-22 18:08:34 INFO imstat:::: -- Third quartile [q3]: 0.00399534 Jy/beam 2026-01-22 18:08:34 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2026-01-22 18:08:34 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2026-01-22 18:08:34 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2026-01-22 18:08:34 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2026-01-22 18:08:34 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2026-01-22 18:08:34 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2026-01-22 18:08:34 INFO imstat::ImageStatsCalculator::statistics 1.638400e+04 1.297503e+02 7.919332e-03 3.632243e-01 3.631491e-01 -1.857659e-01 2.768206e+00 2026-01-22 18:08:34 INFO imstat::::casa Task imstat complete. Start time: 2026-01-22 18:08:33.965525 End time: 2026-01-22 18:08:33.981339 2026-01-22 18:08:34 INFO imstat::::casa ##### End Task: imstat ##### 2026-01-22 18:08:34 INFO imstat::::casa ########################################## .2026-01-22 18:08:34 INFO fixvis::::casa ########################################## 2026-01-22 18:08:34 INFO fixvis::::casa ##### Begin Task: fixvis ##### 2026-01-22 18:08:34 INFO fixvis::::casa fixvis( vis='twocenteredpointsources.ms', outputvis='testx.ms', field='0', refcode='J2000', reuse=True, phasecenter='0h -0d0m3s', distances='', datacolumn='all' ) 2026-01-22 18:08:34 WARN fixvis::::casa **ALERT:** Deprecated in CASA 5.9/6.3. Please use task **phaseshift** instead. 2026-01-22 18:08:34 INFO fixvis::::casa Copying original MS to outputvis ... 2026-01-22 18:08:34 INFO fixvis::::casa Will modify the visibilities in all columns 2026-01-22 18:08:34 INFO fixvis::::casa field: non-blanktest_0 2026-01-22 18:08:34 INFO fixvis::::casa old phasecenter RA, DEC J2000 18:00:02.3092 -029.59.29.9987 2026-01-22 18:08:34 INFO fixvis::::casa RA, DEC (rad) J2000 [-1.5706284] [-0.52345333] 2026-01-22 18:08:34 INFO fixvis::::casa When changing phase center, UVW coordinates will be recalculated. 2026-01-22 18:08:34 INFO fixvis::::casa No equinox given in parameter 'phasecenter': 0h -0d0m3s 2026-01-22 18:08:34 INFO fixvis::::casa Interpreting it as pair of offsets in (RA,DEC) ... 2026-01-22 18:08:34 INFO fixvis::::casa new phasecenter RA, DEC J2000 18:00:02.3092 -029.59.32.9987 2026-01-22 18:08:34 INFO fixvis::::casa RA, DEC (rad) J2000 -1.5706283963048133 -0.5234678696793916 2026-01-22 18:08:34 INFO fixvis::::casa FIELD table PHASE_DIR column changed for field 0. 2026-01-22 18:08:34 INFO Imager::open() Opening MeasurementSet /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_fixvis_casashell/testx.ms 2026-01-22 18:08:34 INFO SubMS::parseColumnNames() Using DATA MODEL_DATA CORRECTED_DATA columns. 2026-01-22 18:08:34 INFO FixVis::setFields Selecting fields 0 2026-01-22 18:08:34 INFO FixVis::makeSelection() 21600 rows selected out of 43200. 2026-01-22 18:08:34 INFO FixVis::makeSelection() Processing field 0 2026-01-22 18:08:34 INFO fixvis::::casa Task fixvis complete. Start time: 2026-01-22 18:08:34.041517 End time: 2026-01-22 18:08:34.295104 2026-01-22 18:08:34 INFO fixvis::::casa ##### End Task: fixvis ##### 2026-01-22 18:08:34 INFO fixvis::::casa ########################################## 2026-01-22 18:08:34 INFO tclean::::casa ########################################## 2026-01-22 18:08:34 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-01-22 18:08:34 INFO tclean::::casa tclean( vis='testx.ms', selectdata=True, field='0', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='testy', imsize=[128, 128], cell=['0.10000008arcsec', '0.10000008arcsec'], phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold='0.1mJy', nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='user', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-01-22 18:08:34 INFO tclean::::casa Verifying Input Parameters 2026-01-22 18:08:34 INFO SynthesisImagerVi2::selectData MS : testx.ms | Selecting on fields : 0 | [Opened in readonly mode] 2026-01-22 18:08:34 INFO SynthesisImagerVi2::selectData NRows selected : 21600 2026-01-22 18:08:34 INFO SynthesisImagerVi2::defineImage Define image coordinates for [testy] : 2026-01-22 18:08:34 INFO SynthesisImagerVi2::defineImage Define image coordinates for [testy] : 2026-01-22 18:08:34 INFO SynthesisImagerVi2::defineImage Impars: start 2026-01-22 18:08:34 INFO SynthesisImagerVi2::defineImage Shape: [128, 128, 1, 1] Spectral: [2.25982e+11] at [0] with increment [1.56671e+07] 2026-01-22 18:08:34 INFO SynthesisImagerVi2::defineImage Set Gridding options for [testy] with ftmachine : gridft 2026-01-22 18:08:34 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0009441 GB. Available mem.: 10.92 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-01-22 18:08:34 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-01-22 18:08:34 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [testy] : clark 2026-01-22 18:08:34 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-01-22 18:08:35 INFO SIImageStore::calcSensitivity [testy] Theoretical sensitivity (Jy/bm):0.00481125 2026-01-22 18:08:35 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009673 2026-01-22 18:08:35 INFO SIImageStore::printBeamSet Beam : 2.27942 arcsec, 2.01116 arcsec, 30.5324 deg 2026-01-22 18:08:35 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-01-22 18:08:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-01-22 18:08:35 INFO task_tclean::SDAlgorithmBase::restore [testy] : Restoring model image. 2026-01-22 18:08:35 WARN task_tclean::SIImageStore::restore (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2345) Restoring with an empty model image. Only residuals will be processed to form the output restored image. 2026-01-22 18:08:35 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 2.27942 arcsec, 2.01116 arcsec, 30.5324 deg 2026-01-22 18:08:35 INFO tclean::::casa Searching for images with prefix 'testy'... Found these, writing history into them: ['testy.psf', 'testy.image', 'testy.residual', 'testy.pb', 'testy.model', 'testy.sumwt'] 2026-01-22 18:08:35 INFO tclean::::casa Task tclean complete. Start time: 2026-01-22 18:08:34.325947 End time: 2026-01-22 18:08:35.312991 2026-01-22 18:08:35 INFO tclean::::casa ##### End Task: tclean ##### 2026-01-22 18:08:35 INFO tclean::::casa ########################################## 2026-01-22 18:08:35 INFO imstat::::casa ########################################## 2026-01-22 18:08:35 INFO imstat::::casa ##### Begin Task: imstat ##### 2026-01-22 18:08:35 INFO imstat::::casa imstat( imagename='testy.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2026-01-22 18:08:35 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-01-22 18:08:35 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2026-01-22 18:08:35 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2026-01-22 18:08:35 INFO imstat::image::statistics Determining stats for image testy.image 2026-01-22 18:08:35 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2026-01-22 18:08:35 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [127, 127, 0, 0] (18:00:02.802, -29.59.39.399, I, 2.25982e+11Hz to 18:00:01.824, -29.59.26.699, I, 2.25982e+11Hz) 2026-01-22 18:08:35 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2026-01-22 18:08:35 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2026-01-22 18:08:35 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2026-01-22 18:08:35 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [127, 127, 0, 0] 2026-01-22 18:08:35 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 18:00:02.802, -29.59.39.399, I, 2.25982e+11Hz 2026-01-22 18:08:35 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 18:00:01.824, -29.59.26.699, I, 2.25982e+11Hz 2026-01-22 18:08:35 INFO imstat:::: Values --- 2026-01-22 18:08:35 INFO imstat:::: -- flux density [flux]: 0.274462 Jy 2026-01-22 18:08:35 INFO imstat:::: -- number of points [npts]: 16384 2026-01-22 18:08:35 INFO imstat:::: -- maximum value [max]: 2.76821 Jy/beam 2026-01-22 18:08:35 INFO imstat:::: -- minimum value [min]: -0.185768 Jy/beam 2026-01-22 18:08:35 INFO imstat:::: -- position of max value (pixel) [maxpos]: [64, 94, 0, 0] 2026-01-22 18:08:35 INFO imstat:::: -- position of min value (pixel) [minpos]: [67, 49, 0, 0] 2026-01-22 18:08:35 INFO imstat:::: -- position of max value (world) [maxposf]: 18:00:02.309, -29.59.29.999, I, 2.25982e+11Hz 2026-01-22 18:08:35 INFO imstat:::: -- position of min value (world) [minposf]: 18:00:02.286, -29.59.34.499, I, 2.25982e+11Hz 2026-01-22 18:08:35 INFO imstat:::: -- Sum of pixel values [sum]: 142.567 Jy/beam 2026-01-22 18:08:35 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 2160.11 Jy/beam.Jy/beam 2026-01-22 18:08:35 INFO imstat:::: Statistics --- 2026-01-22 18:08:35 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00870157 Jy/beam 2026-01-22 18:08:35 INFO imstat:::: -- Variance of the pixel values : 0.131775 Jy/beam 2026-01-22 18:08:35 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.363008 Jy/beam 2026-01-22 18:08:35 INFO imstat:::: -- Root mean square [rms]: 0.363102 Jy/beam 2026-01-22 18:08:35 INFO imstat:::: -- Median of the pixel values [median]: -0.0857827 Jy/beam 2026-01-22 18:08:35 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.0706394 Jy/beam 2026-01-22 18:08:35 INFO imstat:::: -- IQR [quartile]: 0.154155 Jy/beam 2026-01-22 18:08:35 INFO imstat:::: -- First quartile [q1]: -0.148851 Jy/beam 2026-01-22 18:08:35 INFO imstat:::: -- Third quartile [q3]: 0.00530347 Jy/beam 2026-01-22 18:08:35 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2026-01-22 18:08:35 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2026-01-22 18:08:35 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2026-01-22 18:08:35 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2026-01-22 18:08:35 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2026-01-22 18:08:35 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2026-01-22 18:08:35 INFO imstat::ImageStatsCalculator::statistics 1.638400e+04 1.425666e+02 8.701574e-03 3.631017e-01 3.630085e-01 -1.857684e-01 2.768206e+00 2026-01-22 18:08:35 INFO imstat::::casa Task imstat complete. Start time: 2026-01-22 18:08:35.315163 End time: 2026-01-22 18:08:35.330631 2026-01-22 18:08:35 INFO imstat::::casa ##### End Task: imstat ##### 2026-01-22 18:08:35 INFO imstat::::casa ########################################## .2026-01-22 18:08:35 INFO fixvis::::casa ########################################## 2026-01-22 18:08:35 INFO fixvis::::casa ##### Begin Task: fixvis ##### 2026-01-22 18:08:35 INFO fixvis::::casa fixvis( vis='twocenteredpointsources.ms', outputvis='testx.ms', field='0', refcode='J2000', reuse=True, phasecenter='J2000 18h00m02.5401s -29d59m29.9987s', distances='', datacolumn='all' ) 2026-01-22 18:08:35 WARN fixvis::::casa **ALERT:** Deprecated in CASA 5.9/6.3. Please use task **phaseshift** instead. 2026-01-22 18:08:35 INFO fixvis::::casa Copying original MS to outputvis ... 2026-01-22 18:08:35 INFO fixvis::::casa Will modify the visibilities in all columns 2026-01-22 18:08:35 INFO fixvis::::casa field: non-blanktest_0 2026-01-22 18:08:35 INFO fixvis::::casa old phasecenter RA, DEC J2000 18:00:02.3092 -029.59.29.9987 2026-01-22 18:08:35 INFO fixvis::::casa RA, DEC (rad) J2000 [-1.5706284] [-0.52345333] 2026-01-22 18:08:35 INFO fixvis::::casa When changing phase center, UVW coordinates will be recalculated. 2026-01-22 18:08:35 INFO fixvis::::casa new phasecenter RA, DEC J2000 18:00:02.5401 -029.59.29.9987 2026-01-22 18:08:35 INFO fixvis::::casa RA, DEC (rad) J2000 -1.5706116055101893 -0.5234533251913881 2026-01-22 18:08:35 INFO fixvis::::casa FIELD table PHASE_DIR column changed for field 0. 2026-01-22 18:08:35 INFO Imager::open() Opening MeasurementSet /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_fixvis_casashell/testx.ms 2026-01-22 18:08:35 INFO SubMS::parseColumnNames() Using DATA MODEL_DATA CORRECTED_DATA columns. 2026-01-22 18:08:35 INFO FixVis::setFields Selecting fields 0 2026-01-22 18:08:35 INFO FixVis::makeSelection() 21600 rows selected out of 43200. 2026-01-22 18:08:35 INFO FixVis::makeSelection() Processing field 0 2026-01-22 18:08:36 INFO fixvis::::casa Task fixvis complete. Start time: 2026-01-22 18:08:35.384452 End time: 2026-01-22 18:08:35.598863 2026-01-22 18:08:36 INFO fixvis::::casa ##### End Task: fixvis ##### 2026-01-22 18:08:36 INFO fixvis::::casa ########################################## 2026-01-22 18:08:36 INFO tclean::::casa ########################################## 2026-01-22 18:08:36 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-01-22 18:08:36 INFO tclean::::casa tclean( vis='testx.ms', selectdata=True, field='0', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='testy', imsize=[128, 128], cell=['0.10000008arcsec', '0.10000008arcsec'], phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold='0.1mJy', nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='user', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-01-22 18:08:36 INFO tclean::::casa Verifying Input Parameters 2026-01-22 18:08:36 INFO SynthesisImagerVi2::selectData MS : testx.ms | Selecting on fields : 0 | [Opened in readonly mode] 2026-01-22 18:08:36 INFO SynthesisImagerVi2::selectData NRows selected : 21600 2026-01-22 18:08:36 INFO SynthesisImagerVi2::defineImage Define image coordinates for [testy] : 2026-01-22 18:08:36 INFO SynthesisImagerVi2::defineImage Define image coordinates for [testy] : 2026-01-22 18:08:36 INFO SynthesisImagerVi2::defineImage Impars: start 2026-01-22 18:08:36 INFO SynthesisImagerVi2::defineImage Shape: [128, 128, 1, 1] Spectral: [2.25982e+11] at [0] with increment [1.56671e+07] 2026-01-22 18:08:36 INFO SynthesisImagerVi2::defineImage Set Gridding options for [testy] with ftmachine : gridft 2026-01-22 18:08:36 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0009441 GB. Available mem.: 10.92 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-01-22 18:08:36 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-01-22 18:08:36 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [testy] : clark 2026-01-22 18:08:36 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-01-22 18:08:36 INFO SIImageStore::calcSensitivity [testy] Theoretical sensitivity (Jy/bm):0.00481125 2026-01-22 18:08:36 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.00979 2026-01-22 18:08:36 INFO SIImageStore::printBeamSet Beam : 2.27941 arcsec, 2.01117 arcsec, 30.5334 deg 2026-01-22 18:08:36 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-01-22 18:08:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-01-22 18:08:37 INFO task_tclean::SDAlgorithmBase::restore [testy] : Restoring model image. 2026-01-22 18:08:37 WARN task_tclean::SIImageStore::restore (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2345) Restoring with an empty model image. Only residuals will be processed to form the output restored image. 2026-01-22 18:08:37 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 2.27941 arcsec, 2.01117 arcsec, 30.5334 deg 2026-01-22 18:08:37 INFO tclean::::casa Searching for images with prefix 'testy'... Found these, writing history into them: ['testy.psf', 'testy.image', 'testy.residual', 'testy.pb', 'testy.model', 'testy.sumwt'] 2026-01-22 18:08:37 INFO tclean::::casa Task tclean complete. Start time: 2026-01-22 18:08:35.616937 End time: 2026-01-22 18:08:36.726855 2026-01-22 18:08:37 INFO tclean::::casa ##### End Task: tclean ##### 2026-01-22 18:08:37 INFO tclean::::casa ########################################## 2026-01-22 18:08:37 INFO imstat::::casa ########################################## 2026-01-22 18:08:37 INFO imstat::::casa ##### Begin Task: imstat ##### 2026-01-22 18:08:37 INFO imstat::::casa imstat( imagename='testy.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2026-01-22 18:08:37 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-01-22 18:08:37 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2026-01-22 18:08:37 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2026-01-22 18:08:37 INFO imstat::image::statistics Determining stats for image testy.image 2026-01-22 18:08:37 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2026-01-22 18:08:37 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [127, 127, 0, 0] (18:00:03.033, -29.59.36.399, I, 2.25982e+11Hz to 18:00:02.055, -29.59.23.699, I, 2.25982e+11Hz) 2026-01-22 18:08:37 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2026-01-22 18:08:37 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2026-01-22 18:08:37 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2026-01-22 18:08:37 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [127, 127, 0, 0] 2026-01-22 18:08:37 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 18:00:03.033, -29.59.36.399, I, 2.25982e+11Hz 2026-01-22 18:08:37 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 18:00:02.055, -29.59.23.699, I, 2.25982e+11Hz 2026-01-22 18:08:37 INFO imstat:::: Values --- 2026-01-22 18:08:37 INFO imstat:::: -- flux density [flux]: 0.216271 Jy 2026-01-22 18:08:37 INFO imstat:::: -- number of points [npts]: 16384 2026-01-22 18:08:37 INFO imstat:::: -- maximum value [max]: 2.76821 Jy/beam 2026-01-22 18:08:37 INFO imstat:::: -- minimum value [min]: -0.185787 Jy/beam 2026-01-22 18:08:37 INFO imstat:::: -- position of max value (pixel) [maxpos]: [94, 64, 0, 0] 2026-01-22 18:08:37 INFO imstat:::: -- position of min value (pixel) [minpos]: [97, 19, 0, 0] 2026-01-22 18:08:37 INFO imstat:::: -- position of max value (world) [maxposf]: 18:00:02.309, -29.59.29.999, I, 2.25982e+11Hz 2026-01-22 18:08:37 INFO imstat:::: -- position of min value (world) [minposf]: 18:00:02.286, -29.59.34.499, I, 2.25982e+11Hz 2026-01-22 18:08:37 INFO imstat:::: -- Sum of pixel values [sum]: 112.34 Jy/beam 2026-01-22 18:08:37 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 2183.54 Jy/beam.Jy/beam 2026-01-22 18:08:37 INFO imstat:::: Statistics --- 2026-01-22 18:08:37 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00685667 Jy/beam 2026-01-22 18:08:37 INFO imstat:::: -- Variance of the pixel values : 0.133234 Jy/beam 2026-01-22 18:08:37 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.365012 Jy/beam 2026-01-22 18:08:37 INFO imstat:::: -- Root mean square [rms]: 0.365066 Jy/beam 2026-01-22 18:08:37 INFO imstat:::: -- Median of the pixel values [median]: -0.092606 Jy/beam 2026-01-22 18:08:37 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.0686032 Jy/beam 2026-01-22 18:08:37 INFO imstat:::: -- IQR [quartile]: 0.156016 Jy/beam 2026-01-22 18:08:37 INFO imstat:::: -- First quartile [q1]: -0.152775 Jy/beam 2026-01-22 18:08:37 INFO imstat:::: -- Third quartile [q3]: 0.00324101 Jy/beam 2026-01-22 18:08:37 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2026-01-22 18:08:37 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2026-01-22 18:08:37 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2026-01-22 18:08:37 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2026-01-22 18:08:37 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2026-01-22 18:08:37 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2026-01-22 18:08:37 INFO imstat::ImageStatsCalculator::statistics 1.638400e+04 1.123397e+02 6.856670e-03 3.650655e-01 3.650123e-01 -1.857871e-01 2.768210e+00 2026-01-22 18:08:37 INFO imstat::::casa Task imstat complete. Start time: 2026-01-22 18:08:36.728792 End time: 2026-01-22 18:08:36.743228 2026-01-22 18:08:37 INFO imstat::::casa ##### End Task: imstat ##### 2026-01-22 18:08:37 INFO imstat::::casa ########################################## .2026-01-22 18:08:37 INFO fixvis::::casa ########################################## 2026-01-22 18:08:37 INFO fixvis::::casa ##### Begin Task: fixvis ##### 2026-01-22 18:08:37 INFO fixvis::::casa fixvis( vis='twocenteredpointsources.ms', outputvis='testx.ms', field='0', refcode='J2000', reuse=True, phasecenter='-0d0m3s 0deg', distances='', datacolumn='all' ) 2026-01-22 18:08:37 WARN fixvis::::casa **ALERT:** Deprecated in CASA 5.9/6.3. Please use task **phaseshift** instead. 2026-01-22 18:08:37 INFO fixvis::::casa Copying original MS to outputvis ... 2026-01-22 18:08:37 INFO fixvis::::casa Will modify the visibilities in all columns 2026-01-22 18:08:37 INFO fixvis::::casa field: non-blanktest_0 2026-01-22 18:08:37 INFO fixvis::::casa old phasecenter RA, DEC J2000 18:00:02.3092 -029.59.29.9987 2026-01-22 18:08:37 INFO fixvis::::casa RA, DEC (rad) J2000 [-1.5706284] [-0.52345333] 2026-01-22 18:08:37 INFO fixvis::::casa When changing phase center, UVW coordinates will be recalculated. 2026-01-22 18:08:37 INFO fixvis::::casa No equinox given in parameter 'phasecenter': -0d0m3s 0deg 2026-01-22 18:08:37 INFO fixvis::::casa Interpreting it as pair of offsets in (RA,DEC) ... 2026-01-22 18:08:37 INFO fixvis::::casa RA offset is an angle (not a time). Will divide by cos(DEC) to compute time offset. 2026-01-22 18:08:37 INFO fixvis::::casa new phasecenter RA, DEC J2000 18:00:02.0783 -029.59.29.9987 2026-01-22 18:08:37 INFO fixvis::::casa RA, DEC (rad) J2000 -1.5706451893538216 -0.5234533252689584 2026-01-22 18:08:37 INFO fixvis::::casa FIELD table PHASE_DIR column changed for field 0. 2026-01-22 18:08:37 INFO Imager::open() Opening MeasurementSet /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_fixvis_casashell/testx.ms 2026-01-22 18:08:37 INFO SubMS::parseColumnNames() Using DATA MODEL_DATA CORRECTED_DATA columns. 2026-01-22 18:08:37 INFO FixVis::setFields Selecting fields 0 2026-01-22 18:08:37 INFO FixVis::makeSelection() 21600 rows selected out of 43200. 2026-01-22 18:08:37 INFO FixVis::makeSelection() Processing field 0 2026-01-22 18:08:37 INFO fixvis::::casa Task fixvis complete. Start time: 2026-01-22 18:08:36.801092 End time: 2026-01-22 18:08:37.013605 2026-01-22 18:08:37 INFO fixvis::::casa ##### End Task: fixvis ##### 2026-01-22 18:08:37 INFO fixvis::::casa ########################################## 2026-01-22 18:08:37 INFO tclean::::casa ########################################## 2026-01-22 18:08:37 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-01-22 18:08:37 INFO tclean::::casa tclean( vis='testx.ms', selectdata=True, field='0', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='testy', imsize=[128, 128], cell=['0.10000008arcsec', '0.10000008arcsec'], phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold='0.1mJy', nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='user', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-01-22 18:08:37 INFO tclean::::casa Verifying Input Parameters 2026-01-22 18:08:37 INFO SynthesisImagerVi2::selectData MS : testx.ms | Selecting on fields : 0 | [Opened in readonly mode] 2026-01-22 18:08:37 INFO SynthesisImagerVi2::selectData NRows selected : 21600 2026-01-22 18:08:37 INFO SynthesisImagerVi2::defineImage Define image coordinates for [testy] : 2026-01-22 18:08:37 INFO SynthesisImagerVi2::defineImage Define image coordinates for [testy] : 2026-01-22 18:08:37 INFO SynthesisImagerVi2::defineImage Impars: start 2026-01-22 18:08:37 INFO SynthesisImagerVi2::defineImage Shape: [128, 128, 1, 1] Spectral: [2.25982e+11] at [0] with increment [1.56671e+07] 2026-01-22 18:08:37 INFO SynthesisImagerVi2::defineImage Set Gridding options for [testy] with ftmachine : gridft 2026-01-22 18:08:37 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0009441 GB. Available mem.: 10.92 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-01-22 18:08:37 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-01-22 18:08:37 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [testy] : clark 2026-01-22 18:08:37 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-01-22 18:08:38 INFO SIImageStore::calcSensitivity [testy] Theoretical sensitivity (Jy/bm):0.00481125 2026-01-22 18:08:38 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009549 2026-01-22 18:08:38 INFO SIImageStore::printBeamSet Beam : 2.27941 arcsec, 2.01117 arcsec, 30.5326 deg 2026-01-22 18:08:38 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-01-22 18:08:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-01-22 18:08:38 INFO task_tclean::SDAlgorithmBase::restore [testy] : Restoring model image. 2026-01-22 18:08:38 WARN task_tclean::SIImageStore::restore (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2345) Restoring with an empty model image. Only residuals will be processed to form the output restored image. 2026-01-22 18:08:38 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 2.27941 arcsec, 2.01117 arcsec, 30.5326 deg 2026-01-22 18:08:38 INFO tclean::::casa Searching for images with prefix 'testy'... Found these, writing history into them: ['testy.psf', 'testy.image', 'testy.residual', 'testy.pb', 'testy.model', 'testy.sumwt'] 2026-01-22 18:08:38 INFO tclean::::casa Task tclean complete. Start time: 2026-01-22 18:08:37.049294 End time: 2026-01-22 18:08:38.121976 2026-01-22 18:08:38 INFO tclean::::casa ##### End Task: tclean ##### 2026-01-22 18:08:38 INFO tclean::::casa ########################################## 2026-01-22 18:08:38 INFO imstat::::casa ########################################## 2026-01-22 18:08:38 INFO imstat::::casa ##### Begin Task: imstat ##### 2026-01-22 18:08:38 INFO imstat::::casa imstat( imagename='testy.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2026-01-22 18:08:38 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-01-22 18:08:38 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2026-01-22 18:08:38 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2026-01-22 18:08:38 INFO imstat::image::statistics Determining stats for image testy.image 2026-01-22 18:08:38 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2026-01-22 18:08:38 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [127, 127, 0, 0] (18:00:02.571, -29.59.36.399, I, 2.25982e+11Hz to 18:00:01.593, -29.59.23.699, I, 2.25982e+11Hz) 2026-01-22 18:08:38 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2026-01-22 18:08:38 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2026-01-22 18:08:38 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2026-01-22 18:08:38 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [127, 127, 0, 0] 2026-01-22 18:08:38 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 18:00:02.571, -29.59.36.399, I, 2.25982e+11Hz 2026-01-22 18:08:38 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 18:00:01.593, -29.59.23.699, I, 2.25982e+11Hz 2026-01-22 18:08:38 INFO imstat:::: Values --- 2026-01-22 18:08:38 INFO imstat:::: -- flux density [flux]: 0.179787 Jy 2026-01-22 18:08:38 INFO imstat:::: -- number of points [npts]: 16384 2026-01-22 18:08:38 INFO imstat:::: -- maximum value [max]: 2.76821 Jy/beam 2026-01-22 18:08:38 INFO imstat:::: -- minimum value [min]: -0.185809 Jy/beam 2026-01-22 18:08:38 INFO imstat:::: -- position of max value (pixel) [maxpos]: [34, 64, 0, 0] 2026-01-22 18:08:38 INFO imstat:::: -- position of min value (pixel) [minpos]: [31, 109, 0, 0] 2026-01-22 18:08:38 INFO imstat:::: -- position of max value (world) [maxposf]: 18:00:02.309, -29.59.29.999, I, 2.25982e+11Hz 2026-01-22 18:08:38 INFO imstat:::: -- position of min value (world) [minposf]: 18:00:02.332, -29.59.25.499, I, 2.25982e+11Hz 2026-01-22 18:08:38 INFO imstat:::: -- Sum of pixel values [sum]: 93.3882 Jy/beam 2026-01-22 18:08:38 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 2184.71 Jy/beam.Jy/beam 2026-01-22 18:08:38 INFO imstat:::: Statistics --- 2026-01-22 18:08:38 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00569996 Jy/beam 2026-01-22 18:08:38 INFO imstat:::: -- Variance of the pixel values : 0.13332 Jy/beam 2026-01-22 18:08:38 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.36513 Jy/beam 2026-01-22 18:08:38 INFO imstat:::: -- Root mean square [rms]: 0.365163 Jy/beam 2026-01-22 18:08:38 INFO imstat:::: -- Median of the pixel values [median]: -0.0940252 Jy/beam 2026-01-22 18:08:38 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.067585 Jy/beam 2026-01-22 18:08:38 INFO imstat:::: -- IQR [quartile]: 0.154968 Jy/beam 2026-01-22 18:08:38 INFO imstat:::: -- First quartile [q1]: -0.153589 Jy/beam 2026-01-22 18:08:38 INFO imstat:::: -- Third quartile [q3]: 0.00137894 Jy/beam 2026-01-22 18:08:38 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2026-01-22 18:08:38 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2026-01-22 18:08:38 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2026-01-22 18:08:38 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2026-01-22 18:08:38 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2026-01-22 18:08:38 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2026-01-22 18:08:38 INFO imstat::ImageStatsCalculator::statistics 1.638400e+04 9.338820e+01 5.699964e-03 3.651633e-01 3.651300e-01 -1.858088e-01 2.768210e+00 2026-01-22 18:08:38 INFO imstat::::casa Task imstat complete. Start time: 2026-01-22 18:08:38.124023 End time: 2026-01-22 18:08:38.138873 2026-01-22 18:08:38 INFO imstat::::casa ##### End Task: imstat ##### 2026-01-22 18:08:38 INFO imstat::::casa ########################################## .2026-01-22 18:08:38 INFO fixvis::::casa ########################################## 2026-01-22 18:08:38 INFO fixvis::::casa ##### Begin Task: fixvis ##### 2026-01-22 18:08:38 INFO fixvis::::casa fixvis( vis='testx.ms', outputvis='testx.ms', field='1', refcode='J2000', reuse=True, phasecenter='-0.2333266794430661s 0deg', distances=[], datacolumn='all' ) 2026-01-22 18:08:38 WARN fixvis::::casa **ALERT:** Deprecated in CASA 5.9/6.3. Please use task **phaseshift** instead. 2026-01-22 18:08:38 INFO fixvis::::casa Will overwrite original MS ... 2026-01-22 18:08:38 INFO fixvis::::casa Will modify the visibilities in all columns 2026-01-22 18:08:38 INFO fixvis::::casa field: non-blanktest2_0 2026-01-22 18:08:38 INFO fixvis::::casa old phasecenter RA, DEC J2000 18:00:02.3331 -030.59.29.9987 2026-01-22 18:08:38 INFO fixvis::::casa RA, DEC (rad) J2000 [-1.57062666] [-0.54090662] 2026-01-22 18:08:38 INFO fixvis::::casa When changing phase center, UVW coordinates will be recalculated. 2026-01-22 18:08:38 INFO fixvis::::casa No equinox given in parameter 'phasecenter': -0.2333266794430661s 0deg 2026-01-22 18:08:38 INFO fixvis::::casa Interpreting it as pair of offsets in (RA,DEC) ... 2026-01-22 18:08:38 INFO fixvis::::casa new phasecenter RA, DEC J2000 18:00:02.0997 -030.59.29.9987 2026-01-22 18:08:38 INFO fixvis::::casa RA, DEC (rad) J2000 -1.5706436299021347 -0.5409066175416467 2026-01-22 18:08:38 INFO fixvis::::casa FIELD table PHASE_DIR column changed for field 1. 2026-01-22 18:08:38 INFO Imager::open() Opening MeasurementSet /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_fixvis_casashell/testx.ms 2026-01-22 18:08:38 INFO SubMS::parseColumnNames() Using DATA MODEL_DATA CORRECTED_DATA columns. 2026-01-22 18:08:38 INFO FixVis::setFields Selecting fields 1 2026-01-22 18:08:38 INFO FixVis::makeSelection() 21600 rows selected out of 43200. 2026-01-22 18:08:38 INFO FixVis::makeSelection() Processing field 1 2026-01-22 18:08:38 INFO fixvis::::casa Task fixvis complete. Start time: 2026-01-22 18:08:38.223449 End time: 2026-01-22 18:08:38.448916 2026-01-22 18:08:38 INFO fixvis::::casa ##### End Task: fixvis ##### 2026-01-22 18:08:38 INFO fixvis::::casa ########################################## 2026-01-22 18:08:38 INFO tclean::::casa ########################################## 2026-01-22 18:08:38 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-01-22 18:08:38 INFO tclean::::casa tclean( vis='testx.ms', selectdata=True, field='0', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='testy', imsize=[128, 128], cell=['0.10000008arcsec', '0.10000008arcsec'], phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold='0.1mJy', nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='user', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-01-22 18:08:38 INFO tclean::::casa Verifying Input Parameters 2026-01-22 18:08:38 INFO SynthesisImagerVi2::selectData MS : testx.ms | Selecting on fields : 0 | [Opened in readonly mode] 2026-01-22 18:08:39 INFO SynthesisImagerVi2::selectData NRows selected : 21600 2026-01-22 18:08:39 INFO SynthesisImagerVi2::defineImage Define image coordinates for [testy] : 2026-01-22 18:08:39 INFO SynthesisImagerVi2::defineImage Define image coordinates for [testy] : 2026-01-22 18:08:39 INFO SynthesisImagerVi2::defineImage Impars: start 2026-01-22 18:08:39 INFO SynthesisImagerVi2::defineImage Shape: [128, 128, 1, 1] Spectral: [2.25982e+11] at [0] with increment [1.56671e+07] 2026-01-22 18:08:39 INFO SynthesisImagerVi2::defineImage Set Gridding options for [testy] with ftmachine : gridft 2026-01-22 18:08:39 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0009441 GB. Available mem.: 10.92 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-01-22 18:08:39 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-01-22 18:08:39 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [testy] : clark 2026-01-22 18:08:39 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-01-22 18:08:39 INFO SIImageStore::calcSensitivity [testy] Theoretical sensitivity (Jy/bm):0.00481125 2026-01-22 18:08:39 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.01004 2026-01-22 18:08:39 INFO SIImageStore::printBeamSet Beam : 2.27941 arcsec, 2.01116 arcsec, 30.5332 deg 2026-01-22 18:08:39 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-01-22 18:08:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-01-22 18:08:39 INFO task_tclean::SDAlgorithmBase::restore [testy] : Restoring model image. 2026-01-22 18:08:39 WARN task_tclean::SIImageStore::restore (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2345) Restoring with an empty model image. Only residuals will be processed to form the output restored image. 2026-01-22 18:08:39 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 2.27941 arcsec, 2.01116 arcsec, 30.5332 deg 2026-01-22 18:08:39 INFO tclean::::casa Searching for images with prefix 'testy'... Found these, writing history into them: ['testy.psf', 'testy.image', 'testy.residual', 'testy.pb', 'testy.model', 'testy.sumwt'] 2026-01-22 18:08:39 INFO tclean::::casa Task tclean complete. Start time: 2026-01-22 18:08:38.481425 End time: 2026-01-22 18:08:39.477434 2026-01-22 18:08:39 INFO tclean::::casa ##### End Task: tclean ##### 2026-01-22 18:08:39 INFO tclean::::casa ########################################## 2026-01-22 18:08:39 INFO imstat::::casa ########################################## 2026-01-22 18:08:39 INFO imstat::::casa ##### Begin Task: imstat ##### 2026-01-22 18:08:39 INFO imstat::::casa imstat( imagename='testy.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2026-01-22 18:08:39 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-01-22 18:08:39 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2026-01-22 18:08:39 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2026-01-22 18:08:39 INFO imstat::image::statistics Determining stats for image testy.image 2026-01-22 18:08:39 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2026-01-22 18:08:39 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [127, 127, 0, 0] (18:00:02.802, -29.59.36.399, I, 2.25982e+11Hz to 18:00:01.824, -29.59.23.699, I, 2.25982e+11Hz) 2026-01-22 18:08:39 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2026-01-22 18:08:39 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2026-01-22 18:08:39 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2026-01-22 18:08:39 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [127, 127, 0, 0] 2026-01-22 18:08:39 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 18:00:02.802, -29.59.36.399, I, 2.25982e+11Hz 2026-01-22 18:08:39 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 18:00:01.824, -29.59.23.699, I, 2.25982e+11Hz 2026-01-22 18:08:39 INFO imstat:::: Values --- 2026-01-22 18:08:39 INFO imstat:::: -- flux density [flux]: 0.0112617 Jy 2026-01-22 18:08:39 INFO imstat:::: -- number of points [npts]: 16384 2026-01-22 18:08:39 INFO imstat:::: -- maximum value [max]: 2.76818 Jy/beam 2026-01-22 18:08:39 INFO imstat:::: -- minimum value [min]: -0.18577 Jy/beam 2026-01-22 18:08:39 INFO imstat:::: -- position of max value (pixel) [maxpos]: [64, 64, 0, 0] 2026-01-22 18:08:39 INFO imstat:::: -- position of min value (pixel) [minpos]: [67, 19, 0, 0] 2026-01-22 18:08:39 INFO imstat:::: -- position of max value (world) [maxposf]: 18:00:02.309, -29.59.29.999, I, 2.25982e+11Hz 2026-01-22 18:08:39 INFO imstat:::: -- position of min value (world) [minposf]: 18:00:02.286, -29.59.34.499, I, 2.25982e+11Hz 2026-01-22 18:08:39 INFO imstat:::: -- Sum of pixel values [sum]: 5.84977 Jy/beam 2026-01-22 18:08:39 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 2178.05 Jy/beam.Jy/beam 2026-01-22 18:08:39 INFO imstat:::: Statistics --- 2026-01-22 18:08:39 INFO imstat:::: -- Mean of the pixel values [mean]: 0.000357042 Jy/beam 2026-01-22 18:08:39 INFO imstat:::: -- Variance of the pixel values : 0.132946 Jy/beam 2026-01-22 18:08:39 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.364617 Jy/beam 2026-01-22 18:08:39 INFO imstat:::: -- Root mean square [rms]: 0.364606 Jy/beam 2026-01-22 18:08:39 INFO imstat:::: -- Median of the pixel values [median]: -0.0988178 Jy/beam 2026-01-22 18:08:39 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.0649163 Jy/beam 2026-01-22 18:08:39 INFO imstat:::: -- IQR [quartile]: 0.146872 Jy/beam 2026-01-22 18:08:39 INFO imstat:::: -- First quartile [q1]: -0.155428 Jy/beam 2026-01-22 18:08:39 INFO imstat:::: -- Third quartile [q3]: -0.0085559 Jy/beam 2026-01-22 18:08:39 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2026-01-22 18:08:39 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2026-01-22 18:08:39 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2026-01-22 18:08:39 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2026-01-22 18:08:39 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2026-01-22 18:08:39 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2026-01-22 18:08:39 INFO imstat::ImageStatsCalculator::statistics 1.638400e+04 5.849774e+00 3.570419e-04 3.646062e-01 3.646172e-01 -1.857701e-01 2.768178e+00 2026-01-22 18:08:39 INFO imstat::::casa Task imstat complete. Start time: 2026-01-22 18:08:39.479117 End time: 2026-01-22 18:08:39.494009 2026-01-22 18:08:39 INFO imstat::::casa ##### End Task: imstat ##### 2026-01-22 18:08:39 INFO imstat::::casa ########################################## 2026-01-22 18:08:40 INFO tclean::::casa ########################################## 2026-01-22 18:08:40 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-01-22 18:08:40 INFO tclean::::casa tclean( vis='testx.ms', selectdata=True, field='1', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='testz', imsize=[128, 128], cell=['0.10000008arcsec', '0.10000008arcsec'], phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold='0.1mJy', nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='user', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-01-22 18:08:40 INFO tclean::::casa Verifying Input Parameters 2026-01-22 18:08:40 INFO SynthesisImagerVi2::selectData MS : testx.ms | Selecting on fields : 1 | [Opened in readonly mode] 2026-01-22 18:08:40 INFO SynthesisImagerVi2::selectData NRows selected : 21600 2026-01-22 18:08:40 INFO SynthesisImagerVi2::defineImage Define image coordinates for [testz] : 2026-01-22 18:08:40 INFO SynthesisImagerVi2::defineImage Define image coordinates for [testz] : 2026-01-22 18:08:40 INFO SynthesisImagerVi2::defineImage Impars: start 2026-01-22 18:08:40 INFO SynthesisImagerVi2::defineImage Shape: [128, 128, 1, 1] Spectral: [2.25982e+11] at [0] with increment [1.56667e+07] 2026-01-22 18:08:40 INFO SynthesisImagerVi2::defineImage Set Gridding options for [testz] with ftmachine : gridft 2026-01-22 18:08:40 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0009441 GB. Available mem.: 10.92 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-01-22 18:08:40 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-01-22 18:08:40 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [testz] : clark 2026-01-22 18:08:40 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-01-22 18:08:40 INFO SIImageStore::calcSensitivity [testz] Theoretical sensitivity (Jy/bm):0.00481125 2026-01-22 18:08:40 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.0096 2026-01-22 18:08:40 INFO SIImageStore::printBeamSet Beam : 2.28347 arcsec, 2.0118 arcsec, 30.205 deg 2026-01-22 18:08:40 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-01-22 18:08:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-01-22 18:08:40 INFO task_tclean::SDAlgorithmBase::restore [testz] : Restoring model image. 2026-01-22 18:08:40 WARN task_tclean::SIImageStore::restore (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2345) Restoring with an empty model image. Only residuals will be processed to form the output restored image. 2026-01-22 18:08:41 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 2.28347 arcsec, 2.0118 arcsec, 30.205 deg 2026-01-22 18:08:41 INFO tclean::::casa Searching for images with prefix 'testz'... Found these, writing history into them: ['testz.sumwt', 'testz.image', 'testz.psf', 'testz.pb', 'testz.model', 'testz.residual'] 2026-01-22 18:08:41 INFO tclean::::casa Task tclean complete. Start time: 2026-01-22 18:08:39.511637 End time: 2026-01-22 18:08:40.626014 2026-01-22 18:08:41 INFO tclean::::casa ##### End Task: tclean ##### 2026-01-22 18:08:41 INFO tclean::::casa ########################################## 2026-01-22 18:08:41 INFO imstat::::casa ########################################## 2026-01-22 18:08:41 INFO imstat::::casa ##### Begin Task: imstat ##### 2026-01-22 18:08:41 INFO imstat::::casa imstat( imagename='testz.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2026-01-22 18:08:41 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-01-22 18:08:41 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2026-01-22 18:08:41 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2026-01-22 18:08:41 INFO imstat::image::statistics Determining stats for image testz.image 2026-01-22 18:08:41 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2026-01-22 18:08:41 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [127, 127, 0, 0] (18:00:02.597, -30.59.36.399, I, 2.25982e+11Hz to 18:00:01.610, -30.59.23.699, I, 2.25982e+11Hz) 2026-01-22 18:08:41 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2026-01-22 18:08:41 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2026-01-22 18:08:41 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2026-01-22 18:08:41 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [127, 127, 0, 0] 2026-01-22 18:08:41 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 18:00:02.597, -30.59.36.399, I, 2.25982e+11Hz 2026-01-22 18:08:41 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 18:00:01.610, -30.59.23.699, I, 2.25982e+11Hz 2026-01-22 18:08:41 INFO imstat:::: Values --- 2026-01-22 18:08:41 INFO imstat:::: -- flux density [flux]: 0.187451 Jy 2026-01-22 18:08:41 INFO imstat:::: -- number of points [npts]: 16384 2026-01-22 18:08:41 INFO imstat:::: -- maximum value [max]: 2.76828 Jy/beam 2026-01-22 18:08:41 INFO imstat:::: -- minimum value [min]: -0.185749 Jy/beam 2026-01-22 18:08:41 INFO imstat:::: -- position of max value (pixel) [maxpos]: [34, 64, 0, 0] 2026-01-22 18:08:41 INFO imstat:::: -- position of min value (pixel) [minpos]: [31, 109, 0, 0] 2026-01-22 18:08:41 INFO imstat:::: -- position of max value (world) [maxposf]: 18:00:02.333, -30.59.29.999, I, 2.25982e+11Hz 2026-01-22 18:08:41 INFO imstat:::: -- position of min value (world) [minposf]: 18:00:02.356, -30.59.25.499, I, 2.25982e+11Hz 2026-01-22 18:08:41 INFO imstat:::: -- Sum of pixel values [sum]: 97.5737 Jy/beam 2026-01-22 18:08:41 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 2189.16 Jy/beam.Jy/beam 2026-01-22 18:08:41 INFO imstat:::: Statistics --- 2026-01-22 18:08:41 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00595543 Jy/beam 2026-01-22 18:08:41 INFO imstat:::: -- Variance of the pixel values : 0.133588 Jy/beam 2026-01-22 18:08:41 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.365497 Jy/beam 2026-01-22 18:08:41 INFO imstat:::: -- Root mean square [rms]: 0.365535 Jy/beam 2026-01-22 18:08:41 INFO imstat:::: -- Median of the pixel values [median]: -0.0939644 Jy/beam 2026-01-22 18:08:41 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.0676308 Jy/beam 2026-01-22 18:08:41 INFO imstat:::: -- IQR [quartile]: 0.155104 Jy/beam 2026-01-22 18:08:41 INFO imstat:::: -- First quartile [q1]: -0.153538 Jy/beam 2026-01-22 18:08:41 INFO imstat:::: -- Third quartile [q3]: 0.00156572 Jy/beam 2026-01-22 18:08:41 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2026-01-22 18:08:41 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2026-01-22 18:08:41 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2026-01-22 18:08:41 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2026-01-22 18:08:41 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2026-01-22 18:08:41 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2026-01-22 18:08:41 INFO imstat::ImageStatsCalculator::statistics 1.638400e+04 9.757369e+01 5.955426e-03 3.655346e-01 3.654972e-01 -1.857485e-01 2.768277e+00 2026-01-22 18:08:41 INFO imstat::::casa Task imstat complete. Start time: 2026-01-22 18:08:40.628074 End time: 2026-01-22 18:08:40.644156 2026-01-22 18:08:41 INFO imstat::::casa ##### End Task: imstat ##### 2026-01-22 18:08:41 INFO imstat::::casa ########################################## .2026-01-22 18:08:41 INFO fixvis::::casa ########################################## 2026-01-22 18:08:41 INFO fixvis::::casa ##### Begin Task: fixvis ##### 2026-01-22 18:08:41 INFO fixvis::::casa fixvis( vis='testx.ms', outputvis='testx.ms', field='0', refcode='J2000', reuse=True, phasecenter='-0.2333266794430661s 0deg', distances=[], datacolumn='DATA,CORRECTED' ) 2026-01-22 18:08:41 WARN fixvis::::casa **ALERT:** Deprecated in CASA 5.9/6.3. Please use task **phaseshift** instead. 2026-01-22 18:08:41 INFO fixvis::::casa Will overwrite original MS ... 2026-01-22 18:08:41 INFO fixvis::::casa Will only modify the visibilities in the columns DATA,CORRECTED 2026-01-22 18:08:41 INFO fixvis::::casa field: non-blanktest_0 2026-01-22 18:08:41 INFO fixvis::::casa old phasecenter RA, DEC J2000 18:00:02.3092 -029.59.29.9987 2026-01-22 18:08:41 INFO fixvis::::casa RA, DEC (rad) J2000 [-1.5706284] [-0.52345333] 2026-01-22 18:08:41 INFO fixvis::::casa When changing phase center, UVW coordinates will be recalculated. 2026-01-22 18:08:41 INFO fixvis::::casa No equinox given in parameter 'phasecenter': -0.2333266794430661s 0deg 2026-01-22 18:08:41 INFO fixvis::::casa Interpreting it as pair of offsets in (RA,DEC) ... 2026-01-22 18:08:41 INFO fixvis::::casa new phasecenter RA, DEC J2000 18:00:02.0759 -029.59.29.9987 2026-01-22 18:08:41 INFO fixvis::::casa RA, DEC (rad) J2000 -1.5706453643230793 -0.5234533252689584 2026-01-22 18:08:41 INFO fixvis::::casa FIELD table PHASE_DIR column changed for field 0. 2026-01-22 18:08:41 INFO Imager::open() Opening MeasurementSet /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_fixvis_casashell/testx.ms 2026-01-22 18:08:41 INFO SubMS::parseColumnNames() Using DATA CORRECTED_DATA columns. 2026-01-22 18:08:41 INFO FixVis::setFields Selecting fields 0 2026-01-22 18:08:41 INFO FixVis::makeSelection() 21600 rows selected out of 43200. 2026-01-22 18:08:41 INFO FixVis::makeSelection() Processing field 0 2026-01-22 18:08:41 INFO fixvis::::casa Task fixvis complete. Start time: 2026-01-22 18:08:40.723486 End time: 2026-01-22 18:08:40.931389 2026-01-22 18:08:41 INFO fixvis::::casa ##### End Task: fixvis ##### 2026-01-22 18:08:41 INFO fixvis::::casa ########################################## 2026-01-22 18:08:41 INFO tclean::::casa ########################################## 2026-01-22 18:08:41 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-01-22 18:08:41 INFO tclean::::casa tclean( vis='testx.ms', selectdata=True, field='0', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='testy', imsize=[128, 128], cell=['0.10000008arcsec', '0.10000008arcsec'], phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold='0.1mJy', nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='user', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-01-22 18:08:41 INFO tclean::::casa Verifying Input Parameters 2026-01-22 18:08:41 INFO SynthesisImagerVi2::selectData MS : testx.ms | Selecting on fields : 0 | [Opened in readonly mode] 2026-01-22 18:08:41 INFO SynthesisImagerVi2::selectData NRows selected : 21600 2026-01-22 18:08:41 INFO SynthesisImagerVi2::defineImage Define image coordinates for [testy] : 2026-01-22 18:08:41 INFO SynthesisImagerVi2::defineImage Define image coordinates for [testy] : 2026-01-22 18:08:41 INFO SynthesisImagerVi2::defineImage Impars: start 2026-01-22 18:08:41 INFO SynthesisImagerVi2::defineImage Shape: [128, 128, 1, 1] Spectral: [2.25982e+11] at [0] with increment [1.56671e+07] 2026-01-22 18:08:41 INFO SynthesisImagerVi2::defineImage Set Gridding options for [testy] with ftmachine : gridft 2026-01-22 18:08:41 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0009441 GB. Available mem.: 10.92 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-01-22 18:08:41 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-01-22 18:08:41 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [testy] : clark 2026-01-22 18:08:41 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-01-22 18:08:41 INFO SIImageStore::calcSensitivity [testy] Theoretical sensitivity (Jy/bm):0.00481125 2026-01-22 18:08:41 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.017538 2026-01-22 18:08:41 INFO SIImageStore::printBeamSet Beam : 2.27941 arcsec, 2.01117 arcsec, 30.5326 deg 2026-01-22 18:08:41 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-01-22 18:08:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-01-22 18:08:42 INFO task_tclean::SDAlgorithmBase::restore [testy] : Restoring model image. 2026-01-22 18:08:42 WARN task_tclean::SIImageStore::restore (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2345) Restoring with an empty model image. Only residuals will be processed to form the output restored image. 2026-01-22 18:08:42 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 2.27941 arcsec, 2.01117 arcsec, 30.5326 deg 2026-01-22 18:08:42 INFO tclean::::casa Searching for images with prefix 'testy'... Found these, writing history into them: ['testy.psf', 'testy.image', 'testy.residual', 'testy.pb', 'testy.model', 'testy.sumwt'] 2026-01-22 18:08:42 INFO tclean::::casa Task tclean complete. Start time: 2026-01-22 18:08:40.949777 End time: 2026-01-22 18:08:42.038168 2026-01-22 18:08:42 INFO tclean::::casa ##### End Task: tclean ##### 2026-01-22 18:08:42 INFO tclean::::casa ########################################## 2026-01-22 18:08:42 INFO imstat::::casa ########################################## 2026-01-22 18:08:42 INFO imstat::::casa ##### Begin Task: imstat ##### 2026-01-22 18:08:42 INFO imstat::::casa imstat( imagename='testy.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2026-01-22 18:08:42 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-01-22 18:08:42 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2026-01-22 18:08:42 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2026-01-22 18:08:42 INFO imstat::image::statistics Determining stats for image testy.image 2026-01-22 18:08:42 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2026-01-22 18:08:42 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [127, 127, 0, 0] (18:00:02.569, -29.59.36.399, I, 2.25982e+11Hz to 18:00:01.591, -29.59.23.699, I, 2.25982e+11Hz) 2026-01-22 18:08:42 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2026-01-22 18:08:42 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2026-01-22 18:08:42 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2026-01-22 18:08:42 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [127, 127, 0, 0] 2026-01-22 18:08:42 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 18:00:02.569, -29.59.36.399, I, 2.25982e+11Hz 2026-01-22 18:08:42 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 18:00:01.591, -29.59.23.699, I, 2.25982e+11Hz 2026-01-22 18:08:42 INFO imstat:::: Values --- 2026-01-22 18:08:42 INFO imstat:::: -- flux density [flux]: 0.186776 Jy 2026-01-22 18:08:42 INFO imstat:::: -- number of points [npts]: 16384 2026-01-22 18:08:42 INFO imstat:::: -- maximum value [max]: 2.76655 Jy/beam 2026-01-22 18:08:42 INFO imstat:::: -- minimum value [min]: -0.185788 Jy/beam 2026-01-22 18:08:42 INFO imstat:::: -- position of max value (pixel) [maxpos]: [34, 64, 0, 0] 2026-01-22 18:08:42 INFO imstat:::: -- position of min value (pixel) [minpos]: [30, 110, 0, 0] 2026-01-22 18:08:42 INFO imstat:::: -- position of max value (world) [maxposf]: 18:00:02.307, -29.59.29.999, I, 2.25982e+11Hz 2026-01-22 18:08:42 INFO imstat:::: -- position of min value (world) [minposf]: 18:00:02.338, -29.59.25.399, I, 2.25982e+11Hz 2026-01-22 18:08:42 INFO imstat:::: -- Sum of pixel values [sum]: 97.0186 Jy/beam 2026-01-22 18:08:42 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 2184.63 Jy/beam.Jy/beam 2026-01-22 18:08:42 INFO imstat:::: Statistics --- 2026-01-22 18:08:42 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00592155 Jy/beam 2026-01-22 18:08:42 INFO imstat:::: -- Variance of the pixel values : 0.133312 Jy/beam 2026-01-22 18:08:42 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.365119 Jy/beam 2026-01-22 18:08:42 INFO imstat:::: -- Root mean square [rms]: 0.365156 Jy/beam 2026-01-22 18:08:42 INFO imstat:::: -- Median of the pixel values [median]: -0.0935363 Jy/beam 2026-01-22 18:08:42 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.0680586 Jy/beam 2026-01-22 18:08:42 INFO imstat:::: -- IQR [quartile]: 0.155433 Jy/beam 2026-01-22 18:08:42 INFO imstat:::: -- First quartile [q1]: -0.153311 Jy/beam 2026-01-22 18:08:42 INFO imstat:::: -- Third quartile [q3]: 0.00212144 Jy/beam 2026-01-22 18:08:42 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2026-01-22 18:08:42 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2026-01-22 18:08:42 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2026-01-22 18:08:42 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2026-01-22 18:08:42 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2026-01-22 18:08:42 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2026-01-22 18:08:42 INFO imstat::ImageStatsCalculator::statistics 1.638400e+04 9.701861e+01 5.921546e-03 3.651561e-01 3.651192e-01 -1.857883e-01 2.766552e+00 2026-01-22 18:08:42 INFO imstat::::casa Task imstat complete. Start time: 2026-01-22 18:08:42.040069 End time: 2026-01-22 18:08:42.054763 2026-01-22 18:08:42 INFO imstat::::casa ##### End Task: imstat ##### 2026-01-22 18:08:42 INFO imstat::::casa ########################################## .2026-01-22 18:08:42 INFO fixvis::::casa ########################################## 2026-01-22 18:08:42 INFO fixvis::::casa ##### Begin Task: fixvis ##### 2026-01-22 18:08:42 INFO fixvis::::casa fixvis( vis='testx.ms', outputvis='testx.ms', field='0', refcode='J2000', reuse=True, phasecenter='-0.2333266794430661s 0deg', distances=[], datacolumn='DATA' ) 2026-01-22 18:08:42 WARN fixvis::::casa **ALERT:** Deprecated in CASA 5.9/6.3. Please use task **phaseshift** instead. 2026-01-22 18:08:42 INFO fixvis::::casa Will overwrite original MS ... 2026-01-22 18:08:42 INFO fixvis::::casa Will only modify the visibilities in the columns DATA 2026-01-22 18:08:42 INFO fixvis::::casa field: non-blanktest_0 2026-01-22 18:08:42 INFO fixvis::::casa old phasecenter RA, DEC J2000 18:00:02.3092 -029.59.29.9987 2026-01-22 18:08:42 INFO fixvis::::casa RA, DEC (rad) J2000 [-1.5706284] [-0.52345333] 2026-01-22 18:08:42 INFO fixvis::::casa When changing phase center, UVW coordinates will be recalculated. 2026-01-22 18:08:42 INFO fixvis::::casa No equinox given in parameter 'phasecenter': -0.2333266794430661s 0deg 2026-01-22 18:08:42 INFO fixvis::::casa Interpreting it as pair of offsets in (RA,DEC) ... 2026-01-22 18:08:42 INFO fixvis::::casa new phasecenter RA, DEC J2000 18:00:02.0759 -029.59.29.9987 2026-01-22 18:08:42 INFO fixvis::::casa RA, DEC (rad) J2000 -1.5706453643230793 -0.5234533252689584 2026-01-22 18:08:42 INFO fixvis::::casa FIELD table PHASE_DIR column changed for field 0. 2026-01-22 18:08:42 INFO Imager::open() Opening MeasurementSet /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_fixvis_casashell/testx.ms 2026-01-22 18:08:42 INFO SubMS::parseColumnNames() Using DATA column. 2026-01-22 18:08:42 INFO FixVis::setFields Selecting fields 0 2026-01-22 18:08:42 INFO FixVis::makeSelection() 21600 rows selected out of 43200. 2026-01-22 18:08:42 INFO FixVis::makeSelection() Processing field 0 2026-01-22 18:08:42 INFO fixvis::::casa Task fixvis complete. Start time: 2026-01-22 18:08:42.139549 End time: 2026-01-22 18:08:42.334247 2026-01-22 18:08:42 INFO fixvis::::casa ##### End Task: fixvis ##### 2026-01-22 18:08:42 INFO fixvis::::casa ########################################## 2026-01-22 18:08:42 INFO tclean::::casa ########################################## 2026-01-22 18:08:42 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-01-22 18:08:42 INFO tclean::::casa tclean( vis='testx.ms', selectdata=True, field='0', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='testy', imsize=[128, 128], cell=['0.10000008arcsec', '0.10000008arcsec'], phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold='0.1mJy', nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='user', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-01-22 18:08:42 INFO tclean::::casa Verifying Input Parameters 2026-01-22 18:08:42 INFO SynthesisImagerVi2::selectData MS : testx.ms | Selecting on fields : 0 | [Opened in readonly mode] 2026-01-22 18:08:42 INFO SynthesisImagerVi2::selectData NRows selected : 21600 2026-01-22 18:08:42 INFO SynthesisImagerVi2::defineImage Define image coordinates for [testy] : 2026-01-22 18:08:42 INFO SynthesisImagerVi2::defineImage Define image coordinates for [testy] : 2026-01-22 18:08:43 INFO SynthesisImagerVi2::defineImage Impars: start 2026-01-22 18:08:43 INFO SynthesisImagerVi2::defineImage Shape: [128, 128, 1, 1] Spectral: [2.25982e+11] at [0] with increment [1.56671e+07] 2026-01-22 18:08:43 INFO SynthesisImagerVi2::defineImage Set Gridding options for [testy] with ftmachine : gridft 2026-01-22 18:08:43 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0009441 GB. Available mem.: 10.92 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-01-22 18:08:43 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-01-22 18:08:43 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [testy] : clark 2026-01-22 18:08:43 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-01-22 18:08:43 INFO SIImageStore::calcSensitivity [testy] Theoretical sensitivity (Jy/bm):0.00481125 2026-01-22 18:08:43 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010087 2026-01-22 18:08:43 INFO SIImageStore::printBeamSet Beam : 2.27941 arcsec, 2.01117 arcsec, 30.5326 deg 2026-01-22 18:08:43 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-01-22 18:08:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-01-22 18:08:43 INFO task_tclean::SDAlgorithmBase::restore [testy] : Restoring model image. 2026-01-22 18:08:43 WARN task_tclean::SIImageStore::restore (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2345) Restoring with an empty model image. Only residuals will be processed to form the output restored image. 2026-01-22 18:08:43 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 2.27941 arcsec, 2.01117 arcsec, 30.5326 deg 2026-01-22 18:08:43 INFO tclean::::casa Searching for images with prefix 'testy'... Found these, writing history into them: ['testy.psf', 'testy.image', 'testy.residual', 'testy.pb', 'testy.model', 'testy.sumwt'] 2026-01-22 18:08:43 INFO tclean::::casa Task tclean complete. Start time: 2026-01-22 18:08:42.366540 End time: 2026-01-22 18:08:43.388877 2026-01-22 18:08:43 INFO tclean::::casa ##### End Task: tclean ##### 2026-01-22 18:08:43 INFO tclean::::casa ########################################## 2026-01-22 18:08:43 INFO imstat::::casa ########################################## 2026-01-22 18:08:43 INFO imstat::::casa ##### Begin Task: imstat ##### 2026-01-22 18:08:43 INFO imstat::::casa imstat( imagename='testy.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2026-01-22 18:08:43 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-01-22 18:08:43 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2026-01-22 18:08:43 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2026-01-22 18:08:43 INFO imstat::image::statistics Determining stats for image testy.image 2026-01-22 18:08:43 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2026-01-22 18:08:43 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [127, 127, 0, 0] (18:00:02.569, -29.59.36.399, I, 2.25982e+11Hz to 18:00:01.591, -29.59.23.699, I, 2.25982e+11Hz) 2026-01-22 18:08:43 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2026-01-22 18:08:43 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2026-01-22 18:08:43 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2026-01-22 18:08:43 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [127, 127, 0, 0] 2026-01-22 18:08:43 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 18:00:02.569, -29.59.36.399, I, 2.25982e+11Hz 2026-01-22 18:08:43 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 18:00:01.591, -29.59.23.699, I, 2.25982e+11Hz 2026-01-22 18:08:43 INFO imstat:::: Values --- 2026-01-22 18:08:43 INFO imstat:::: -- flux density [flux]: 0.0113138 Jy 2026-01-22 18:08:43 INFO imstat:::: -- number of points [npts]: 16384 2026-01-22 18:08:43 INFO imstat:::: -- maximum value [max]: 2.76818 Jy/beam 2026-01-22 18:08:43 INFO imstat:::: -- minimum value [min]: -0.185778 Jy/beam 2026-01-22 18:08:43 INFO imstat:::: -- position of max value (pixel) [maxpos]: [64, 64, 0, 0] 2026-01-22 18:08:43 INFO imstat:::: -- position of min value (pixel) [minpos]: [67, 19, 0, 0] 2026-01-22 18:08:43 INFO imstat:::: -- position of max value (world) [maxposf]: 18:00:02.076, -29.59.29.999, I, 2.25982e+11Hz 2026-01-22 18:08:43 INFO imstat:::: -- position of min value (world) [minposf]: 18:00:02.053, -29.59.34.499, I, 2.25982e+11Hz 2026-01-22 18:08:43 INFO imstat:::: -- Sum of pixel values [sum]: 5.87683 Jy/beam 2026-01-22 18:08:43 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 2178.04 Jy/beam.Jy/beam 2026-01-22 18:08:43 INFO imstat:::: Statistics --- 2026-01-22 18:08:43 INFO imstat:::: -- Mean of the pixel values [mean]: 0.000358693 Jy/beam 2026-01-22 18:08:43 INFO imstat:::: -- Variance of the pixel values : 0.132945 Jy/beam 2026-01-22 18:08:43 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.364616 Jy/beam 2026-01-22 18:08:43 INFO imstat:::: -- Root mean square [rms]: 0.364605 Jy/beam 2026-01-22 18:08:43 INFO imstat:::: -- Median of the pixel values [median]: -0.0988264 Jy/beam 2026-01-22 18:08:43 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.064913 Jy/beam 2026-01-22 18:08:43 INFO imstat:::: -- IQR [quartile]: 0.146844 Jy/beam 2026-01-22 18:08:43 INFO imstat:::: -- First quartile [q1]: -0.155414 Jy/beam 2026-01-22 18:08:43 INFO imstat:::: -- Third quartile [q3]: -0.00856965 Jy/beam 2026-01-22 18:08:43 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2026-01-22 18:08:43 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2026-01-22 18:08:43 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2026-01-22 18:08:43 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2026-01-22 18:08:43 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2026-01-22 18:08:43 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2026-01-22 18:08:43 INFO imstat::ImageStatsCalculator::statistics 1.638400e+04 5.876831e+00 3.586933e-04 3.646055e-01 3.646164e-01 -1.857778e-01 2.768178e+00 2026-01-22 18:08:43 INFO imstat::::casa Task imstat complete. Start time: 2026-01-22 18:08:43.390724 End time: 2026-01-22 18:08:43.405171 2026-01-22 18:08:43 INFO imstat::::casa ##### End Task: imstat ##### 2026-01-22 18:08:43 INFO imstat::::casa ########################################## . ---------------------------------------------------------------------- Ran 15 tests in 28.473s OK Generating XML reports...