! Started logfile: /image_prod/ug002_uva//J1957+3427_S_dfm.log on Thu Mar 5 04:29:52 2020 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /image_prod/ug002_uva//J1957+3427_S_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1957+3427_S_uva.fits ! AN table 1: 75 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.866074 visibilities/baseline/integration-bin. ! Found source: J1957+3427 ! ! There are 3 IFs, and a total of 3 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22e+09 3.2e+07 1 3.2e+07 ! 02 2 2.252e+09 3.2e+07 1 3.2e+07 ! 03 3 2.284e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 44 lines of history. ! ! Reading 8769 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 3 channels. ! Selecting polarization: RR, channels: 1..3 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J1957+3427_S] 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 0.500x0.500 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 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004445Jy sigma=8.727799 ! Fit after self-cal, rms=0.944315Jy sigma=8.173989 ! 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 ! Estimated beam: bmin=3.119 mas, bmaj=6.788 mas, bpa=-16.34 degrees ! Estimated noise=1.40834 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 = 0.041949 Jy ! Component: 100 - total flux cleaned = 0.0573184 Jy ! Total flux subtracted in 100 components = 0.0573184 Jy ! Clean residual min=-0.004984 max=0.007659 Jy/beam ! Clean residual mean=0.000006 rms=0.001274 Jy/beam ! Combined flux in latest and established models = 0.0573184 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 31 components and 0.0573184 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062430Jy sigma=0.486200 ! Fit after self-cal, rms=0.061631Jy sigma=0.480583 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0100956 Jy ! Component: 100 - total flux cleaned = 0.0169727 Jy ! Total flux subtracted in 100 components = 0.0169727 Jy ! Clean residual min=-0.003816 max=0.004627 Jy/beam ! Clean residual mean=0.000004 rms=0.000918 Jy/beam ! Combined flux in latest and established models = 0.0742911 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 61 components and 0.0742911 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059649Jy sigma=0.455665 ! Fit after self-cal, rms=0.059609Jy sigma=0.455346 ! Inverting map 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 ! Estimated beam: bmin=3.828 mas, bmaj=7.578 mas, bpa=-17.38 degrees ! Estimated noise=0.894752 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 (-4, -5.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00686124 Jy ! Component: 100 - total flux cleaned = 0.0109679 Jy ! Component: 150 - total flux cleaned = 0.0128001 Jy ! Component: 200 - total flux cleaned = 0.0133129 Jy ! Total flux subtracted in 200 components = 0.0133129 Jy ! Clean residual min=-0.002170 max=0.002434 Jy/beam ! Clean residual mean=-0.000004 rms=0.000592 Jy/beam ! Combined flux in latest and established models = 0.087604 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 104 components and 0.087604 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058820Jy sigma=0.445812 ! Fit after self-cal, rms=0.058756Jy sigma=0.445404 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.828 x 7.578 at -17.38 degrees (North through East) ! Clean map min=-0.0022387 max=0.055561 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 1.12 KP 0.97 ! LA 1.01 MK 1.05 NL 1.04 OV 0.89 ! PT 0.97 SC 1.06 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.98 HN 1.02 KP 1.01 ! LA 1.00 MK 1.01 NL 0.92 OV 0.94 ! PT 1.01 SC 0.73 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 1.03 KP 1.01 ! LA 1.00 MK 1.02 NL 0.90 OV 0.90 ! PT 1.04 SC 0.99 ! ! ! Fit before self-cal, rms=0.058756Jy sigma=0.445404 ! Fit after self-cal, rms=0.056779Jy sigma=0.443449 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.862 mas, bmaj=7.63 mas, bpa=-16.76 degrees ! Estimated noise=0.879529 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 = 0.000550346 Jy ! Component: 100 - total flux cleaned = 0.000338394 Jy ! Component: 150 - total flux cleaned = 0.00026675 Jy ! Component: 200 - total flux cleaned = 0.000205708 Jy ! Total flux subtracted in 200 components = 0.000205708 Jy ! Clean residual min=-0.001731 max=0.002226 Jy/beam ! Clean residual mean=-0.000005 rms=0.000509 Jy/beam ! Combined flux in latest and established models = 0.0878097 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 117 components and 0.0878097 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056711Jy sigma=0.442923 ! Fit after self-cal, rms=0.056717Jy sigma=0.442782 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056717Jy sigma=0.442782 ! Fit after self-cal, rms=0.057627Jy sigma=0.439381 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.852 mas, bmaj=7.611 mas, bpa=-16.71 degrees ! Estimated noise=0.877627 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000822155 Jy ! Component: 100 - total flux cleaned = 0.000940569 Jy ! Component: 150 - total flux cleaned = 0.00108594 Jy ! Component: 200 - total flux cleaned = 0.00121047 Jy ! Total flux subtracted in 200 components = 0.00121047 Jy ! Clean residual min=-0.001631 max=0.001608 Jy/beam ! Clean residual mean=0.000001 rms=0.000383 Jy/beam ! Combined flux in latest and established models = 0.0890202 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 133 components and 0.0890202 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057594Jy sigma=0.439091 ! Fit after self-cal, rms=0.057651Jy sigma=0.438899 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 (-31.5, -102). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000703671 Jy ! Component: 100 - total flux cleaned = 0.000282971 Jy ! Component: 150 - total flux cleaned = -2.00739e-05 Jy ! Component: 200 - total flux cleaned = -4.46438e-05 Jy ! Total flux subtracted in 200 components = -4.46438e-05 Jy ! Clean residual min=-0.001574 max=0.001560 Jy/beam ! Clean residual mean=0.000001 rms=0.000367 Jy/beam ! Combined flux in latest and established models = 0.0889755 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 154 components and 0.0889755 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057602Jy sigma=0.438495 ! Fit after self-cal, rms=0.057571Jy sigma=0.438449 ! Inverting map ! Added new window around map position (-60.5, 95.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00153875 Jy ! Component: 100 - total flux cleaned = 0.00185908 Jy ! Component: 150 - total flux cleaned = 0.00189403 Jy ! Component: 200 - total flux cleaned = 0.00192468 Jy ! Total flux subtracted in 200 components = 0.00192468 Jy ! Clean residual min=-0.001457 max=0.001597 Jy/beam ! Clean residual mean=0.000002 rms=0.000342 Jy/beam ! Combined flux in latest and established models = 0.0909002 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 174 components and 0.0909002 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057510Jy sigma=0.437978 ! Fit after self-cal, rms=0.057493Jy sigma=0.437893 ! Inverting map ! Added new window around map position (-89.5, -90). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.001027 Jy ! Component: 100 - total flux cleaned = 0.00134373 Jy ! Component: 150 - total flux cleaned = 0.00143506 Jy ! Component: 200 - total flux cleaned = 0.00135079 Jy ! Total flux subtracted in 200 components = 0.00135079 Jy ! Clean residual min=-0.001327 max=0.001285 Jy/beam ! Clean residual mean=0.000002 rms=0.000321 Jy/beam ! Combined flux in latest and established models = 0.092251 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 201 components and 0.092251 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057442Jy sigma=0.437469 ! Fit after self-cal, rms=0.057422Jy sigma=0.437426 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057422Jy sigma=0.437426 ! Fit after self-cal, rms=0.056984Jy sigma=0.437269 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.846 mas, bmaj=7.574 mas, bpa=-16.93 degrees ! Estimated noise=0.871055 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000703397 Jy ! Component: 100 - total flux cleaned = 0.000846088 Jy ! Component: 150 - total flux cleaned = 0.000925858 Jy ! Component: 200 - total flux cleaned = 0.00105092 Jy ! Total flux subtracted in 200 components = 0.00105092 Jy ! Clean residual min=-0.001278 max=0.001291 Jy/beam ! Clean residual mean=0.000001 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.0933019 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 217 components and 0.0933019 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056956Jy sigma=0.437036 ! Fit after self-cal, rms=0.056948Jy sigma=0.437018 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = 0.000245776 Jy ! Component: 100 - total flux cleaned = 0.000341973 Jy ! Component: 150 - total flux cleaned = 0.000387845 Jy ! Component: 200 - total flux cleaned = 0.000409684 Jy ! Total flux subtracted in 200 components = 0.000409684 Jy ! Clean residual min=-0.001258 max=0.001256 Jy/beam ! Clean residual mean=0.000001 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.0937116 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 225 components and 0.0937116 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056930Jy sigma=0.436874 ! Fit after self-cal, rms=0.056924Jy sigma=0.436869 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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. ! ! Fit before self-cal, rms=0.056924Jy sigma=0.436869 ! Fit after self-cal, rms=0.056722Jy sigma=0.436846 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.27 mas, bmaj=10.18 mas, bpa=-9.081 degrees ! Estimated noise=1.00925 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000101988 Jy ! Component: 100 - total flux cleaned = 5.80093e-05 Jy ! Component: 150 - total flux cleaned = -1.82967e-05 Jy ! Component: 200 - total flux cleaned = -7.03377e-05 Jy ! Total flux subtracted in 200 components = -7.03377e-05 Jy ! Clean residual min=-0.001021 max=0.001234 Jy/beam ! Clean residual mean=0.000002 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.0936413 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 252 components and 0.0936413 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056714Jy sigma=0.436762 ! Fit after self-cal, rms=0.056709Jy sigma=0.436753 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 (-26.5, 90). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000511434 Jy ! Component: 100 - total flux cleaned = 0.000601422 Jy ! Component: 150 - total flux cleaned = 0.000574394 Jy ! Component: 200 - total flux cleaned = 0.000574846 Jy ! Total flux subtracted in 200 components = 0.000574846 Jy ! Clean residual min=-0.000984 max=0.000970 Jy/beam ! Clean residual mean=0.000003 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.0942161 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 277 components and 0.0942161 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056670Jy sigma=0.436523 ! Fit after self-cal, rms=0.056662Jy sigma=0.436498 ! Inverting map 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 ! Estimated beam: bmin=3.845 mas, bmaj=7.559 mas, bpa=-16.93 degrees ! Estimated noise=0.869389 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.845 x 7.559 at -16.93 degrees (North through East) ! Clean map min=-0.0014154 max=0.053611 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 ! Estimated beam: bmin=3.126 mas, bmaj=6.789 mas, bpa=-16.03 degrees ! Estimated noise=1.37471 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0412236 Jy ! Component: 100 - total flux cleaned = 0.0570549 Jy ! Component: 150 - total flux cleaned = 0.067168 Jy ! Component: 200 - total flux cleaned = 0.0741071 Jy ! Total flux subtracted in 200 components = 0.0741071 Jy ! Clean residual min=-0.003140 max=0.003946 Jy/beam ! Clean residual mean=0.000004 rms=0.000792 Jy/beam ! Combined flux in latest and established models = 0.0741072 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 59 model components to the UV plane model. ! The established model now contains 59 components and 0.0741072 Jy ! Inverting map and beam ! Estimated beam: bmin=3.845 mas, bmaj=7.559 mas, bpa=-16.93 degrees ! Estimated noise=0.869389 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 = 0.00672818 Jy ! Component: 100 - total flux cleaned = 0.0109089 Jy ! Component: 150 - total flux cleaned = 0.0138662 Jy ! Component: 200 - total flux cleaned = 0.0158396 Jy ! Total flux subtracted in 200 components = 0.0158396 Jy ! Clean residual min=-0.001638 max=0.001558 Jy/beam ! Clean residual mean=0.000000 rms=0.000417 Jy/beam ! Combined flux in latest and established models = 0.0899467 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 101 components and 0.0899467 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.27 mas, bmaj=10.18 mas, bpa=-9.081 degrees ! Estimated noise=1.00925 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00260203 Jy ! Component: 100 - total flux cleaned = 0.00393768 Jy ! Component: 150 - total flux cleaned = 0.00434631 Jy ! Component: 200 - total flux cleaned = 0.00475052 Jy ! Total flux subtracted in 200 components = 0.00475052 Jy ! Clean residual min=-0.001303 max=0.001234 Jy/beam ! Clean residual mean=0.000002 rms=0.000351 Jy/beam ! Combined flux in latest and established models = 0.0946972 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 = 9.12514e-05 Jy ! Component: 100 - total flux cleaned = 0.000133997 Jy ! Component: 150 - total flux cleaned = 0.000136272 Jy ! Component: 200 - total flux cleaned = 0.000239335 Jy ! Total flux subtracted in 200 components = 0.000239335 Jy ! Clean residual min=-0.001183 max=0.001133 Jy/beam ! Clean residual mean=0.000003 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.0949366 Jy ! Adding 79 model components to the UV plane model. ! The established model now contains 164 components and 0.0949366 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.845 mas, bmaj=7.559 mas, bpa=-16.93 degrees ! Estimated noise=0.869389 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000441349 Jy ! Component: 100 - total flux cleaned = 0.000129715 Jy ! Component: 150 - total flux cleaned = 4.74491e-05 Jy ! Component: 200 - total flux cleaned = 7.97342e-06 Jy ! Total flux subtracted in 200 components = 7.97342e-06 Jy ! Clean residual min=-0.001379 max=0.001144 Jy/beam ! Clean residual mean=0.000001 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.0949446 Jy selfcal ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 205 components and 0.0949446 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056748Jy sigma=0.437224 ! Fit after self-cal, rms=0.056755Jy sigma=0.437095 wmodel J1957+3427_S_map.mod ! Writing 205 model components to file: J1957+3427_S_map.mod wobs J1957+3427_S_uvs.fits ! Writing UV FITS file: J1957+3427_S_uvs.fits wwins J1957+3427_S_map.win ! wwins: Wrote 6 windows to J1957+3427_S_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000465302 Jy ! Component: 100 - total flux cleaned = -0.000835803 Jy ! Component: 150 - total flux cleaned = -0.00111006 Jy ! Component: 200 - total flux cleaned = -0.00129913 Jy ! Component: 250 - total flux cleaned = -0.00144588 Jy ! Component: 300 - total flux cleaned = -0.00153516 Jy ! Component: 350 - total flux cleaned = -0.0016743 Jy ! Component: 400 - total flux cleaned = -0.00175919 Jy ! Component: 450 - total flux cleaned = -0.00184233 Jy ! Component: 500 - total flux cleaned = -0.00190758 Jy ! Component: 550 - total flux cleaned = -0.00195528 Jy ! Component: 600 - total flux cleaned = -0.00193994 Jy ! Component: 650 - total flux cleaned = -0.0020327 Jy ! Component: 700 - total flux cleaned = -0.00204755 Jy ! Component: 750 - total flux cleaned = -0.0020327 Jy ! Component: 800 - total flux cleaned = -0.00207701 Jy ! Component: 850 - total flux cleaned = -0.00212071 Jy ! Component: 900 - total flux cleaned = -0.00213532 Jy ! Component: 950 - total flux cleaned = -0.00220596 Jy ! Component: 1000 - total flux cleaned = -0.00221955 Jy ! Component: 1050 - total flux cleaned = -0.00219205 Jy ! Component: 1100 - total flux cleaned = -0.00220575 Jy ! Component: 1150 - total flux cleaned = -0.00220587 Jy ! Component: 1200 - total flux cleaned = -0.0022591 Jy ! Component: 1250 - total flux cleaned = -0.00223276 Jy ! Component: 1300 - total flux cleaned = -0.00216787 Jy ! Component: 1350 - total flux cleaned = -0.00221953 Jy ! Component: 1400 - total flux cleaned = -0.00219386 Jy ! Component: 1450 - total flux cleaned = -0.00219371 Jy ! Component: 1500 - total flux cleaned = -0.00218115 Jy ! Component: 1550 - total flux cleaned = -0.00223053 Jy ! Component: 1600 - total flux cleaned = -0.00220584 Jy ! Component: 1650 - total flux cleaned = -0.00221792 Jy ! Component: 1700 - total flux cleaned = -0.00222984 Jy ! Component: 1750 - total flux cleaned = -0.00220602 Jy ! Component: 1800 - total flux cleaned = -0.00222986 Jy ! Component: 1850 - total flux cleaned = -0.00228824 Jy ! Component: 1900 - total flux cleaned = -0.00226471 Jy ! Component: 1950 - total flux cleaned = -0.00219559 Jy ! Component: 2000 - total flux cleaned = -0.00214988 Jy ! Component: 2050 - total flux cleaned = -0.00216128 Jy ! Component: 2100 - total flux cleaned = -0.00213879 Jy ! Component: 2150 - total flux cleaned = -0.00211655 Jy ! Component: 2200 - total flux cleaned = -0.00207222 Jy ! Component: 2250 - total flux cleaned = -0.00207211 Jy ! Component: 2300 - total flux cleaned = -0.00202833 Jy ! Component: 2350 - total flux cleaned = -0.00200666 Jy ! Component: 2400 - total flux cleaned = -0.00196379 Jy ! Component: 2450 - total flux cleaned = -0.00194227 Jy ! Component: 2500 - total flux cleaned = -0.00192112 Jy ! Component: 2550 - total flux cleaned = -0.00189984 Jy ! Component: 2600 - total flux cleaned = -0.0018789 Jy ! Component: 2650 - total flux cleaned = -0.00186862 Jy ! Component: 2700 - total flux cleaned = -0.00186868 Jy ! Component: 2750 - total flux cleaned = -0.00185854 Jy ! Component: 2800 - total flux cleaned = -0.00188918 Jy ! Component: 2850 - total flux cleaned = -0.00188923 Jy ! Component: 2900 - total flux cleaned = -0.00194928 Jy ! Component: 2950 - total flux cleaned = -0.00191937 Jy ! Component: 3000 - total flux cleaned = -0.00194894 Jy ! Component: 3050 - total flux cleaned = -0.00193918 Jy ! Component: 3100 - total flux cleaned = -0.00191964 Jy ! Component: 3150 - total flux cleaned = -0.00190036 Jy ! Component: 3200 - total flux cleaned = -0.00191008 Jy ! Component: 3250 - total flux cleaned = -0.00192928 Jy ! Component: 3300 - total flux cleaned = -0.00195778 Jy ! Component: 3350 - total flux cleaned = -0.00191039 Jy ! Component: 3400 - total flux cleaned = -0.00191975 Jy ! Component: 3450 - total flux cleaned = -0.00191037 Jy ! Component: 3500 - total flux cleaned = -0.00184521 Jy ! Component: 3550 - total flux cleaned = -0.00182679 Jy ! Component: 3600 - total flux cleaned = -0.00183601 Jy ! Component: 3650 - total flux cleaned = -0.00179954 Jy ! Component: 3700 - total flux cleaned = -0.00184493 Jy ! Component: 3750 - total flux cleaned = -0.00181776 Jy ! Component: 3800 - total flux cleaned = -0.00180875 Jy ! Component: 3850 - total flux cleaned = -0.00176408 Jy ! Component: 3900 - total flux cleaned = -0.0018174 Jy ! Component: 3950 - total flux cleaned = -0.00176436 Jy ! Component: 4000 - total flux cleaned = -0.00173807 Jy ! Component: 4050 - total flux cleaned = -0.00172929 Jy ! Total flux subtracted in 4096 components = -0.00170319 Jy ! Clean residual min=-0.000530 max=0.000566 Jy/beam ! Clean residual mean=-0.000001 rms=0.000160 Jy/beam ! Combined flux in latest and established models = 0.0932414 Jy keep ! Adding 292 model components to the UV plane model. ! The established model now contains 497 components and 0.0932414 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1957+3427_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.845 x 7.559 at -16.93 degrees (North through East) ! Clean map min=-0.0013064 max=0.053458 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1957+3427_S_map.fits wmodel /image_prod/ug002_uva//J1957+3427_S_map.mod ! Writing 497 model components to file: /image_prod/ug002_uva//J1957+3427_S_map.mod wobs /image_prod/ug002_uva//J1957+3427_S_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1957+3427_S_uvs.fits wwins /image_prod/ug002_uva//J1957+3427_S_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J1957+3427_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0534577 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000159925 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.897486 0.897486 1.79497 3.58994 7.17989 14.3598 28.7196 57.4391 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.053 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 334.267 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1957+3427_S_dfm.log closed on Thu Mar 5 04:29:56 2020