! Started logfile: /scr/pima/rv126_uvs/J2257+0743_X_dfm.log on Sun Dec 23 03:22:59 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.36575 obs /scr/pima/rv126_uvs/J2257+0743_X_uva.fits ! Reading UV FITS file: /scr/pima/rv126_uvs/J2257+0743_X_uva.fits ! AN table 1: 185 integrations on 10 of 10 possible baselines. ! AN table 2: 46 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.516543 visibilities/baseline/integration-bin. ! Found source: J2257+0743 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.36575e+09 8e+06 1 8e+06 ! 02 2 8.44575e+09 8e+06 1 8e+06 ! 03 3 8.80575e+09 8e+06 1 8e+06 ! 04 4 8.92575e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 69 lines of history. ! ! Reading 7244 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 4 channels. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J2257+0743_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 294 telescope corrections were flagged in sub-array 1. ! A total of 188 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 294 telescope corrections were flagged in sub-array 1. ! A total of 188 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 294 telescope corrections were flagged in sub-array 1. ! A total of 188 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 294 telescope corrections were flagged in sub-array 1. ! A total of 188 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.055818Jy sigma=14.538178 ! Fit after self-cal, rms=0.714183Jy sigma=9.519119 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 9.05% of the data. ! The y-axis pixel size should ideally be below 0.1801 milli-arcsec ! Estimated beam: bmin=0.9324 mas, bmaj=1.248 mas, bpa=-25.29 degrees ! Estimated noise=0.886823 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.233399 Jy ! Component: 100 - total flux cleaned = 0.313884 Jy ! Total flux subtracted in 100 components = 0.313884 Jy ! Clean residual min=-0.017509 max=0.050721 Jy/beam ! Clean residual mean=-0.000040 rms=0.003585 Jy/beam ! Combined flux in latest and established models = 0.313884 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.313884 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.136888Jy sigma=1.702918 ! Fit after self-cal, rms=0.136474Jy sigma=1.697728 ! Inverting map ! Your choice of large map pixels excluded 9.05% of the data. ! The y-axis pixel size should ideally be below 0.1801 milli-arcsec ! Added new window around map position (-1.4, -1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0527631 Jy ! Component: 100 - total flux cleaned = 0.0863916 Jy ! Total flux subtracted in 100 components = 0.0863916 Jy ! Clean residual min=-0.013120 max=0.021295 Jy/beam ! Clean residual mean=-0.000082 rms=0.002232 Jy/beam ! Combined flux in latest and established models = 0.400275 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 22 components and 0.400275 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.121265Jy sigma=1.315492 ! Fit after self-cal, rms=0.120404Jy sigma=1.300719 ! Inverting map ! Your choice of large map pixels excluded 9.05% of the data. ! The y-axis pixel size should ideally be below 0.1801 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0255915 Jy ! Component: 100 - total flux cleaned = 0.0424299 Jy ! Total flux subtracted in 100 components = 0.0424299 Jy ! Clean residual min=-0.009767 max=0.011772 Jy/beam ! Clean residual mean=-0.000104 rms=0.001717 Jy/beam ! Combined flux in latest and established models = 0.442705 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 28 components and 0.442705 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.118477Jy sigma=1.221713 ! Fit after self-cal, rms=0.118203Jy sigma=1.217136 ! Inverting map ! Your choice of large map pixels excluded 9.05% of the data. ! The y-axis pixel size should ideally be below 0.1801 milli-arcsec ! Added new window around map position (-2.6, -1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0143529 Jy ! Component: 100 - total flux cleaned = 0.0242358 Jy ! Total flux subtracted in 100 components = 0.0242358 Jy ! Clean residual min=-0.007831 max=0.009252 Jy/beam ! Clean residual mean=-0.000116 rms=0.001527 Jy/beam ! Combined flux in latest and established models = 0.466941 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 40 components and 0.466941 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.119141Jy sigma=1.210851 ! Fit after self-cal, rms=0.119040Jy sigma=1.208635 ! Inverting map ! Your choice of large map pixels excluded 9.05% of the data. ! The y-axis pixel size should ideally be below 0.1801 milli-arcsec print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 9.05% of the data. ! The y-axis pixel size should ideally be below 0.1801 milli-arcsec ! Estimated beam: bmin=0.8349 mas, bmaj=1.186 mas, bpa=86.9 degrees ! Estimated noise=0.676339 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0115362 Jy ! Component: 100 - total flux cleaned = -0.0177842 Jy ! Component: 150 - total flux cleaned = -0.0217351 Jy ! Component: 200 - total flux cleaned = -0.0235075 Jy ! Total flux subtracted in 200 components = -0.0235075 Jy ! Clean residual min=-0.017874 max=0.001669 Jy/beam ! Clean residual mean=-0.009376 rms=0.001706 Jy/beam ! Combined flux in latest and established models = 0.443433 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 56 components and 0.443434 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.116740Jy sigma=1.203094 ! Fit after self-cal, rms=0.116566Jy sigma=1.202447 ! Inverting map ! Your choice of large map pixels excluded 9.05% of the data. ! The y-axis pixel size should ideally be below 0.1801 milli-arcsec print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8349 x 1.186 at 86.9 degrees (North through East) ! Clean map min=-0.017287 max=0.2847 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HH 0.82 HN 0.97 NY 0.85 WN 1.51 ! WZ 0.87 ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.91 HN 1.00 KP 1.06 ! LA 1.00 MK 1.02 NL 1.04 OV 0.94 ! PT 0.86 ! ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HH 0.83 HN 0.96 NY 0.95 WN 1.56 ! WZ 0.84 ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.90 HN 0.97 KP 1.06 ! LA 1.01 MK 1.01 NL 1.05 OV 0.95 ! PT 0.86 ! ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HH 0.87 HN 0.91 NY 0.94 WN 1.54 ! WZ 0.92 ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.91 HN 1.00 KP 1.05 ! LA 1.00 MK 1.00 NL 1.05 OV 0.94 ! PT 0.87 ! ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HH 0.98 HN 0.92 NY 0.96 WN 1.43 ! WZ 0.97 ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.90 HN 1.00 KP 1.08 ! LA 1.02 MK 1.01 NL 1.06 OV 0.96 ! PT 0.85 ! ! ! Fit before self-cal, rms=0.116566Jy sigma=1.202447 ! Fit after self-cal, rms=0.095456Jy sigma=0.910841 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 9.2% of the data. ! The y-axis pixel size should ideally be below 0.1801 milli-arcsec ! Estimated beam: bmin=0.8165 mas, bmaj=1.173 mas, bpa=84.98 degrees ! Estimated noise=0.675313 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00416525 Jy ! Component: 100 - total flux cleaned = 0.00512927 Jy ! Component: 150 - total flux cleaned = 0.0058212 Jy ! Component: 200 - total flux cleaned = 0.00610199 Jy ! Total flux subtracted in 200 components = 0.00610199 Jy ! Clean residual min=-0.003095 max=0.003595 Jy/beam ! Clean residual mean=0.000365 rms=0.000720 Jy/beam ! Combined flux in latest and established models = 0.449536 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 65 components and 0.449536 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.095101Jy sigma=0.905757 ! Fit after self-cal, rms=0.095983Jy sigma=0.902678 ! Inverting map ! Your choice of large map pixels excluded 9.2% of the data. ! The y-axis pixel size should ideally be below 0.1801 milli-arcsec ! Added new window around map position (-5.4, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00312773 Jy ! Component: 100 - total flux cleaned = 0.00362387 Jy ! Component: 150 - total flux cleaned = 0.00382394 Jy ! Component: 200 - total flux cleaned = 0.00406127 Jy ! Total flux subtracted in 200 components = 0.00406127 Jy ! Clean residual min=-0.003207 max=0.002973 Jy/beam ! Clean residual mean=0.000105 rms=0.000692 Jy/beam ! Combined flux in latest and established models = 0.453597 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 77 components and 0.453597 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.095798Jy sigma=0.899895 ! Fit after self-cal, rms=0.095770Jy sigma=0.899498 ! Inverting map ! Your choice of large map pixels excluded 9.2% of the data. ! The y-axis pixel size should ideally be below 0.1801 milli-arcsec selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.095770Jy sigma=0.899498 ! Fit after self-cal, rms=0.094719Jy sigma=0.882693 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 9.2% of the data. ! The y-axis pixel size should ideally be below 0.1801 milli-arcsec ! Estimated beam: bmin=0.8123 mas, bmaj=1.172 mas, bpa=85.07 degrees ! Estimated noise=0.671991 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00267916 Jy ! Component: 100 - total flux cleaned = 0.00352352 Jy ! Component: 150 - total flux cleaned = 0.00409465 Jy ! Component: 200 - total flux cleaned = 0.00450368 Jy ! Total flux subtracted in 200 components = 0.00450368 Jy ! Clean residual min=-0.002388 max=0.002771 Jy/beam ! Clean residual mean=0.000431 rms=0.000591 Jy/beam ! Combined flux in latest and established models = 0.458101 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 86 components and 0.4581 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.094501Jy sigma=0.880595 ! Fit after self-cal, rms=0.094496Jy sigma=0.880108 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 9.2% of the data. ! The y-axis pixel size should ideally be below 0.1801 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (21.8, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00156091 Jy ! Component: 100 - total flux cleaned = 0.00182328 Jy ! Component: 150 - total flux cleaned = 0.00215085 Jy ! Component: 200 - total flux cleaned = 0.00242997 Jy ! Total flux subtracted in 200 components = 0.00242997 Jy ! Clean residual min=-0.002326 max=0.002629 Jy/beam ! Clean residual mean=0.000285 rms=0.000573 Jy/beam ! Combined flux in latest and established models = 0.46053 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 92 components and 0.46053 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.094365Jy sigma=0.878652 ! Fit after self-cal, rms=0.094344Jy sigma=0.878406 ! Inverting map ! Your choice of large map pixels excluded 9.2% of the data. ! The y-axis pixel size should ideally be below 0.1801 milli-arcsec ! Added new window around map position (-42, 45.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00161782 Jy ! Component: 100 - total flux cleaned = 0.00172419 Jy ! Component: 150 - total flux cleaned = 0.00190263 Jy ! Component: 200 - total flux cleaned = 0.00198395 Jy ! Total flux subtracted in 200 components = 0.00198395 Jy ! Clean residual min=-0.002262 max=0.002380 Jy/beam ! Clean residual mean=0.000150 rms=0.000557 Jy/beam ! Combined flux in latest and established models = 0.462514 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 103 components and 0.462514 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.094237Jy sigma=0.877168 ! Fit after self-cal, rms=0.094226Jy sigma=0.876994 ! Inverting map ! Your choice of large map pixels excluded 9.2% of the data. ! The y-axis pixel size should ideally be below 0.1801 milli-arcsec selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.094226Jy sigma=0.876994 ! Fit after self-cal, rms=0.093369Jy sigma=0.865320 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 9.2% of the data. ! The y-axis pixel size should ideally be below 0.1801 milli-arcsec ! Estimated beam: bmin=0.808 mas, bmaj=1.172 mas, bpa=85.04 degrees ! Estimated noise=0.670165 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00175952 Jy ! Component: 100 - total flux cleaned = 0.00240752 Jy ! Component: 150 - total flux cleaned = 0.00279902 Jy ! Component: 200 - total flux cleaned = 0.00309164 Jy ! Total flux subtracted in 200 components = 0.00309164 Jy ! Clean residual min=-0.001897 max=0.002327 Jy/beam ! Clean residual mean=0.000292 rms=0.000500 Jy/beam ! Combined flux in latest and established models = 0.465606 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 116 components and 0.465606 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.093251Jy sigma=0.864384 ! Fit after self-cal, rms=0.093269Jy sigma=0.864141 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 9.2% of the data. ! The y-axis pixel size should ideally be below 0.1801 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-16.4, -3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00139281 Jy ! Component: 100 - total flux cleaned = 0.00203792 Jy ! Component: 150 - total flux cleaned = 0.00220144 Jy ! Component: 200 - total flux cleaned = 0.0023461 Jy ! Total flux subtracted in 200 components = 0.0023461 Jy ! Clean residual min=-0.001989 max=0.002090 Jy/beam ! Clean residual mean=0.000161 rms=0.000487 Jy/beam ! Combined flux in latest and established models = 0.467952 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 125 components and 0.467952 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.093190Jy sigma=0.863224 ! Fit after self-cal, rms=0.093175Jy sigma=0.863069 ! Inverting map ! Your choice of large map pixels excluded 9.2% of the data. ! The y-axis pixel size should ideally be below 0.1801 milli-arcsec ! Added new window around map position (-43.8, -13.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00106939 Jy ! Component: 100 - total flux cleaned = 0.00128531 Jy ! Component: 150 - total flux cleaned = 0.00132259 Jy ! Component: 200 - total flux cleaned = 0.00132296 Jy ! Total flux subtracted in 200 components = 0.00132296 Jy ! Clean residual min=-0.002036 max=0.002030 Jy/beam ! Clean residual mean=0.000075 rms=0.000476 Jy/beam ! Combined flux in latest and established models = 0.469275 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 141 components and 0.469275 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.093124Jy sigma=0.862381 ! Fit after self-cal, rms=0.093112Jy sigma=0.862263 ! Inverting map ! Your choice of large map pixels excluded 9.2% of the data. ! The y-axis pixel size should ideally be below 0.1801 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.093112Jy sigma=0.862263 ! Fit after self-cal, rms=0.092879Jy sigma=0.861683 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 9.2% of the data. ! The y-axis pixel size should ideally be below 0.1801 milli-arcsec ! Estimated beam: bmin=2.286 mas, bmaj=3.222 mas, bpa=-30.89 degrees ! Estimated noise=0.810028 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00176168 Jy ! Component: 100 - total flux cleaned = 0.00285344 Jy ! Component: 150 - total flux cleaned = 0.00326373 Jy ! Component: 200 - total flux cleaned = 0.00354658 Jy ! Total flux subtracted in 200 components = 0.00354658 Jy ! Clean residual min=-0.001521 max=0.002190 Jy/beam ! Clean residual mean=0.000273 rms=0.000502 Jy/beam ! Combined flux in latest and established models = 0.472822 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 157 components and 0.472822 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.092869Jy sigma=0.861459 ! Fit after self-cal, rms=0.092866Jy sigma=0.861357 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 9.2% of the data. ! The y-axis pixel size should ideally be below 0.1801 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (50.2, 27.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00214093 Jy ! Component: 100 - total flux cleaned = 0.00258617 Jy ! Component: 150 - total flux cleaned = 0.00266428 Jy ! Component: 200 - total flux cleaned = 0.00263139 Jy ! Total flux subtracted in 200 components = 0.00263139 Jy ! Clean residual min=-0.002228 max=0.001593 Jy/beam ! Clean residual mean=-0.000095 rms=0.000492 Jy/beam ! Combined flux in latest and established models = 0.475453 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 179 components and 0.475453 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.092832Jy sigma=0.860618 ! Fit after self-cal, rms=0.092834Jy sigma=0.860514 ! Inverting map ! Your choice of large map pixels excluded 9.2% of the data. ! The y-axis pixel size should ideally be below 0.1801 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Your choice of large map pixels excluded 9.2% of the data. ! The y-axis pixel size should ideally be below 0.1801 milli-arcsec ! Estimated beam: bmin=0.8056 mas, bmaj=1.172 mas, bpa=85.01 degrees ! Estimated noise=0.669123 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8056 x 1.172 at 85.01 degrees (North through East) ! Clean map min=-0.0021685 max=0.27735 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 9.2% of the data. ! The y-axis pixel size should ideally be below 0.1801 milli-arcsec ! Estimated beam: bmin=0.9446 mas, bmaj=1.192 mas, bpa=-22.17 degrees ! Estimated noise=0.858894 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.222142 Jy ! Component: 100 - total flux cleaned = 0.304798 Jy ! Component: 150 - total flux cleaned = 0.352743 Jy ! Component: 200 - total flux cleaned = 0.382257 Jy ! Total flux subtracted in 200 components = 0.382257 Jy ! Clean residual min=-0.007682 max=0.015762 Jy/beam ! Clean residual mean=0.000029 rms=0.001616 Jy/beam ! Combined flux in latest and established models = 0.382257 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 20 model components to the UV plane model. ! The established model now contains 20 components and 0.382257 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 9.2% of the data. ! The y-axis pixel size should ideally be below 0.1801 milli-arcsec ! Estimated beam: bmin=0.8056 mas, bmaj=1.172 mas, bpa=85.01 degrees ! Estimated noise=0.669123 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0288681 Jy ! Component: 100 - total flux cleaned = 0.0465809 Jy ! Component: 150 - total flux cleaned = 0.0580774 Jy ! Component: 200 - total flux cleaned = 0.0658322 Jy ! Total flux subtracted in 200 components = 0.0658322 Jy ! Clean residual min=-0.001332 max=0.004761 Jy/beam ! Clean residual mean=0.001574 rms=0.000645 Jy/beam ! Combined flux in latest and established models = 0.448089 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 47 components and 0.448089 Jy ! Inverting map ! Your choice of large map pixels excluded 9.2% of the data. ! The y-axis pixel size should ideally be below 0.1801 milli-arcsec ! Added new window around map position (-0.4, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00584306 Jy ! Component: 100 - total flux cleaned = 0.0103586 Jy ! Component: 150 - total flux cleaned = 0.0140144 Jy ! Component: 200 - total flux cleaned = 0.017005 Jy ! Total flux subtracted in 200 components = 0.017005 Jy ! Clean residual min=-0.002068 max=0.002732 Jy/beam ! Clean residual mean=0.000548 rms=0.000536 Jy/beam ! Combined flux in latest and established models = 0.465094 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 76 components and 0.465094 Jy ! Inverting map ! Your choice of large map pixels excluded 9.2% of the data. ! The y-axis pixel size should ideally be below 0.1801 milli-arcsec ! Added new window around map position (39, -50). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00279803 Jy ! Component: 100 - total flux cleaned = 0.00462118 Jy ! Component: 150 - total flux cleaned = 0.00553653 Jy ! Component: 200 - total flux cleaned = 0.00616277 Jy ! Total flux subtracted in 200 components = 0.00616277 Jy ! Clean residual min=-0.002227 max=0.002332 Jy/beam ! Clean residual mean=0.000197 rms=0.000500 Jy/beam ! Combined flux in latest and established models = 0.471257 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 96 components and 0.471257 Jy ! Inverting map ! Your choice of large map pixels excluded 9.2% of the data. ! The y-axis pixel size should ideally be below 0.1801 milli-arcsec ! Added new window around map position (2, -18.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00136269 Jy ! Component: 100 - total flux cleaned = 0.00167267 Jy ! Component: 150 - total flux cleaned = 0.00196374 Jy ! Component: 200 - total flux cleaned = 0.00229155 Jy ! Total flux subtracted in 200 components = 0.00229155 Jy ! Clean residual min=-0.002289 max=0.002066 Jy/beam ! Clean residual mean=0.000092 rms=0.000477 Jy/beam ! Combined flux in latest and established models = 0.473548 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 116 components and 0.473548 Jy ! Inverting map ! Your choice of large map pixels excluded 9.2% of the data. ! The y-axis pixel size should ideally be below 0.1801 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 9.2% of the data. ! The y-axis pixel size should ideally be below 0.1801 milli-arcsec ! Estimated beam: bmin=2.286 mas, bmaj=3.222 mas, bpa=-30.89 degrees ! Estimated noise=0.810028 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00115492 Jy ! Component: 100 - total flux cleaned = 0.0014958 Jy ! Component: 150 - total flux cleaned = 0.00177865 Jy ! Component: 200 - total flux cleaned = 0.00202051 Jy ! Total flux subtracted in 200 components = 0.00202051 Jy ! Clean residual min=-0.001878 max=0.001566 Jy/beam ! Clean residual mean=-0.000063 rms=0.000463 Jy/beam ! Combined flux in latest and established models = 0.475569 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.47843e-05 Jy ! Component: 100 - total flux cleaned = 0.000106135 Jy ! Component: 150 - total flux cleaned = 0.000130835 Jy ! Component: 200 - total flux cleaned = 0.000154169 Jy ! Total flux subtracted in 200 components = 0.000154169 Jy ! Clean residual min=-0.001894 max=0.001517 Jy/beam ! Clean residual mean=-0.000078 rms=0.000459 Jy/beam ! Combined flux in latest and established models = 0.475723 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 149 components and 0.475723 Jy ! Inverting map ! Your choice of large map pixels excluded 9.2% of the data. ! The y-axis pixel size should ideally be below 0.1801 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 9.2% of the data. ! The y-axis pixel size should ideally be below 0.1801 milli-arcsec ! Estimated beam: bmin=0.8056 mas, bmaj=1.172 mas, bpa=85.01 degrees ! Estimated noise=0.669123 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000659943 Jy ! Component: 100 - total flux cleaned = -0.000662628 Jy ! Component: 150 - total flux cleaned = -0.000664018 Jy ! Component: 200 - total flux cleaned = -0.000620854 Jy ! Total flux subtracted in 200 components = -0.000620854 Jy ! Clean residual min=-0.002337 max=0.002019 Jy/beam ! Clean residual mean=0.000008 rms=0.000459 Jy/beam ! Combined flux in latest and established models = 0.475102 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 163 components and 0.475102 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.093938Jy sigma=0.868057 ! Fit after self-cal, rms=0.093816Jy sigma=0.866414 wmodel J2257+0743_X_map.mod ! Writing 163 model components to file: J2257+0743_X_map.mod wobs J2257+0743_X_uvs.fits ! Writing UV FITS file: J2257+0743_X_uvs.fits wwins J2257+0743_X_map.win ! wwins: Wrote 12 windows to J2257+0743_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 9.2% of the data. ! The y-axis pixel size should ideally be below 0.1801 milli-arcsec ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000516982 Jy ! Component: 100 - total flux cleaned = -0.000589982 Jy ! Component: 150 - total flux cleaned = -0.000660029 Jy ! Component: 200 - total flux cleaned = -0.000659926 Jy ! Component: 250 - total flux cleaned = -0.000693611 Jy ! Component: 300 - total flux cleaned = -0.000693624 Jy ! Component: 350 - total flux cleaned = -0.000693588 Jy ! Component: 400 - total flux cleaned = -0.000662104 Jy ! Component: 450 - total flux cleaned = -0.000662111 Jy ! Component: 500 - total flux cleaned = -0.000631476 Jy ! Component: 550 - total flux cleaned = -0.000631549 Jy ! Component: 600 - total flux cleaned = -0.000601835 Jy ! Component: 650 - total flux cleaned = -0.000572529 Jy ! Component: 700 - total flux cleaned = -0.000543672 Jy ! Component: 750 - total flux cleaned = -0.000543727 Jy ! Component: 800 - total flux cleaned = -0.000515253 Jy ! Component: 850 - total flux cleaned = -0.000487186 Jy ! Component: 900 - total flux cleaned = -0.000487153 Jy ! Component: 950 - total flux cleaned = -0.000459605 Jy ! Component: 1000 - total flux cleaned = -0.000432261 Jy ! Component: 1050 - total flux cleaned = -0.00040529 Jy ! Component: 1100 - total flux cleaned = -0.000378597 Jy ! Component: 1150 - total flux cleaned = -0.000352102 Jy ! Component: 1200 - total flux cleaned = -0.000352148 Jy ! Component: 1250 - total flux cleaned = -0.000325928 Jy ! Component: 1300 - total flux cleaned = -0.000299915 Jy ! Component: 1350 - total flux cleaned = -0.000274082 Jy ! Component: 1400 - total flux cleaned = -0.000248574 Jy ! Component: 1450 - total flux cleaned = -0.000248521 Jy ! Component: 1500 - total flux cleaned = -0.000223216 Jy ! Component: 1550 - total flux cleaned = -0.000198235 Jy ! Component: 1600 - total flux cleaned = -0.00017347 Jy ! Component: 1650 - total flux cleaned = -0.000148815 Jy ! Component: 1700 - total flux cleaned = -0.000148758 Jy ! Component: 1750 - total flux cleaned = -0.000124299 Jy ! Component: 1800 - total flux cleaned = -0.000124257 Jy ! Component: 1850 - total flux cleaned = -0.000100065 Jy ! Component: 1900 - total flux cleaned = -7.61377e-05 Jy ! Component: 1950 - total flux cleaned = -5.23262e-05 Jy ! Component: 2000 - total flux cleaned = -5.23649e-05 Jy ! Component: 2050 - total flux cleaned = -2.87794e-05 Jy ! Component: 2100 - total flux cleaned = -2.88049e-05 Jy ! Component: 2150 - total flux cleaned = -5.43569e-06 Jy ! Component: 2200 - total flux cleaned = -5.43067e-06 Jy ! Component: 2250 - total flux cleaned = -5.39094e-06 Jy ! Component: 2300 - total flux cleaned = 1.7696e-05 Jy ! Component: 2350 - total flux cleaned = 1.77136e-05 Jy ! Component: 2400 - total flux cleaned = 4.07008e-05 Jy ! Component: 2450 - total flux cleaned = 4.06741e-05 Jy ! Component: 2500 - total flux cleaned = 4.06905e-05 Jy ! Component: 2550 - total flux cleaned = 6.348e-05 Jy ! Component: 2600 - total flux cleaned = 6.3482e-05 Jy ! Component: 2650 - total flux cleaned = 8.61507e-05 Jy ! Component: 2700 - total flux cleaned = 8.61295e-05 Jy ! Component: 2750 - total flux cleaned = 6.35262e-05 Jy ! Component: 2800 - total flux cleaned = 8.6076e-05 Jy ! Component: 2850 - total flux cleaned = 8.60998e-05 Jy ! Component: 2900 - total flux cleaned = 8.60741e-05 Jy ! Component: 2950 - total flux cleaned = 8.60479e-05 Jy ! Component: 3000 - total flux cleaned = 0.00010849 Jy ! Component: 3050 - total flux cleaned = 0.000108504 Jy ! Component: 3100 - total flux cleaned = 0.00010846 Jy ! Component: 3150 - total flux cleaned = 0.000108432 Jy ! Component: 3200 - total flux cleaned = 0.000108438 Jy ! Component: 3250 - total flux cleaned = 0.000130954 Jy ! Component: 3300 - total flux cleaned = 0.000130918 Jy ! Component: 3350 - total flux cleaned = 0.000153487 Jy ! Component: 3400 - total flux cleaned = 0.00015347 Jy ! Component: 3450 - total flux cleaned = 0.000176141 Jy ! Component: 3500 - total flux cleaned = 0.000176172 Jy ! Component: 3550 - total flux cleaned = 0.000198939 Jy ! Component: 3600 - total flux cleaned = 0.000199031 Jy ! Component: 3650 - total flux cleaned = 0.000221865 Jy ! Component: 3700 - total flux cleaned = 0.000221913 Jy ! Component: 3750 - total flux cleaned = 0.000244951 Jy ! Component: 3800 - total flux cleaned = 0.000244982 Jy ! Component: 3850 - total flux cleaned = 0.000244924 Jy ! Component: 3900 - total flux cleaned = 0.000268235 Jy ! Component: 3950 - total flux cleaned = 0.000268242 Jy ! Component: 4000 - total flux cleaned = 0.000268311 Jy ! Component: 4050 - total flux cleaned = 0.000291996 Jy ! Total flux subtracted in 4096 components = 0.000291957 Jy ! Clean residual min=-0.001570 max=0.001473 Jy/beam ! Clean residual mean=-0.000004 rms=0.000404 Jy/beam ! Combined flux in latest and established models = 0.475394 Jy keep ! Adding 326 model components to the UV plane model. ! The established model now contains 488 components and 0.475394 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rv126_uvs/J2257+0743_X_map.fits ! Inverting map ! Your choice of large map pixels excluded 9.2% of the data. ! The y-axis pixel size should ideally be below 0.1801 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8056 x 1.172 at 85.01 degrees (North through East) ! Clean map min=-0.0019809 max=0.26941 Jy/beam ! Writing clean map to FITS file: /scr/pima/rv126_uvs/J2257+0743_X_map.fits wmodel /scr/pima/rv126_uvs/J2257+0743_X_map.mod ! Writing 488 model components to file: /scr/pima/rv126_uvs/J2257+0743_X_map.mod wobs /scr/pima/rv126_uvs/J2257+0743_X_uvs.fits ! Writing UV FITS file: /scr/pima/rv126_uvs/J2257+0743_X_uvs.fits wwins /scr/pima/rv126_uvs/J2257+0743_X_map.win ! wwins: Wrote 13 windows to /scr/pima/rv126_uvs/J2257+0743_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.269407 invert ! Inverting map ! Your choice of large map pixels excluded 9.2% of the data. ! The y-axis pixel size should ideally be below 0.1801 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000320513 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.35691 0.35691 0.71382 1.42764 2.85528 5.71056 11.4211 22.8423 45.6845 91.369 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.269 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 840.547 quit ! Quitting program ! Log file /scr/pima/rv126_uvs/J2257+0743_X_dfm.log closed on Sun Dec 23 03:23:04 2018