! Started logfile: /image_prod/ug002_uva//J1920+2651_S_dfm.log on Thu Mar 5 04:07:34 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//J1920+2651_S_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1920+2651_S_uva.fits ! AN table 1: 25 integrations on 28 of 28 possible baselines. ! AN table 2: 25 integrations on 15 of 15 possible baselines. ! AN table 3: 25 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.988125 visibilities/baseline/integration-bin. ! Found source: J1920+2651 ! ! 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 40 lines of history. ! ! Reading 4743 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 J1920+2651_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 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.025254Jy sigma=7.807981 ! Fit after self-cal, rms=0.777530Jy sigma=5.965599 ! 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=2.856 mas, bmaj=6.44 mas, bpa=6.254 degrees ! Estimated noise=1.99482 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 = 0.17255 Jy ! Component: 100 - total flux cleaned = 0.211348 Jy ! Total flux subtracted in 100 components = 0.211348 Jy ! Clean residual min=-0.008108 max=0.013276 Jy/beam ! Clean residual mean=0.000016 rms=0.002282 Jy/beam ! Combined flux in latest and established models = 0.211348 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.211348 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.074551Jy sigma=0.483108 ! Fit after self-cal, rms=0.074541Jy sigma=0.483015 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0136272 Jy ! Component: 100 - total flux cleaned = 0.0206327 Jy ! Total flux subtracted in 100 components = 0.0206327 Jy ! Clean residual min=-0.006460 max=0.007887 Jy/beam ! Clean residual mean=0.000010 rms=0.001773 Jy/beam ! Combined flux in latest and established models = 0.231981 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 24 components and 0.231981 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.071889Jy sigma=0.458822 ! Fit after self-cal, rms=0.071887Jy sigma=0.458643 ! 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=3.379 mas, bmaj=7.052 mas, bpa=4.618 degrees ! Estimated noise=1.38085 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 = 0.00578636 Jy ! Component: 100 - total flux cleaned = 0.00899839 Jy ! Component: 150 - total flux cleaned = 0.0109137 Jy ! Component: 200 - total flux cleaned = 0.0116323 Jy ! Total flux subtracted in 200 components = 0.0116323 Jy ! Clean residual min=-0.005270 max=0.006213 Jy/beam ! Clean residual mean=0.000009 rms=0.001419 Jy/beam ! Combined flux in latest and established models = 0.243613 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 40 components and 0.243613 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.071553Jy sigma=0.453739 ! Fit after self-cal, rms=0.071556Jy sigma=0.453654 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.379 x 7.052 at 4.618 degrees (North through East) ! Clean map min=-0.005146 max=0.22271 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 1.05 LA 1.00 MK 0.98 ! NL 1.01 OV 0.96 PT 0.99 SC 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 HN 1.06 KP 1.00 LA 1.03 ! NL 0.98 OV 0.95 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 KP 0.96 LA 1.02 MK 1.03 ! NL 1.00 OV 0.95 SC 1.09 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 HN 1.00 LA 0.99 MK 0.96 ! NL 1.02 OV 0.98 PT 1.02 SC 1.12 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.25 HN 1.03 KP 1.01 LA 1.01 ! NL 1.08 OV 1.00 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 KP 0.94 LA 0.99 MK 1.04 ! NL 0.87 OV 1.02 SC 0.64 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 1.04 LA 0.99 MK 0.97 ! NL 1.09 OV 1.00 PT 1.00 SC 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.10 HN 1.02 KP 0.99 LA 1.00 ! NL 1.05 OV 1.00 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 KP 0.96 LA 1.01 MK 1.02 ! NL 0.89 OV 1.01 SC 1.09 ! ! ! Fit before self-cal, rms=0.071556Jy sigma=0.453654 ! Fit after self-cal, rms=0.064035Jy sigma=0.430315 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.381 mas, bmaj=7.017 mas, bpa=4.786 degrees ! Estimated noise=1.38226 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 = 0.000112234 Jy ! Component: 100 - total flux cleaned = 6.13477e-05 Jy ! Component: 150 - total flux cleaned = 1.94286e-05 Jy ! Component: 200 - total flux cleaned = -0.000103221 Jy ! Total flux subtracted in 200 components = -0.000103221 Jy ! Clean residual min=-0.004138 max=0.003803 Jy/beam ! Clean residual mean=0.000007 rms=0.000894 Jy/beam ! Combined flux in latest and established models = 0.24351 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 50 components and 0.24351 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063933Jy sigma=0.429893 ! Fit after self-cal, rms=0.063964Jy sigma=0.429762 ! 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=0.063964Jy sigma=0.429762 ! Fit after self-cal, rms=0.064119Jy sigma=0.429714 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.378 mas, bmaj=7.01 mas, bpa=4.762 degrees ! Estimated noise=1.38457 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000537184 Jy ! Component: 100 - total flux cleaned = 0.000584189 Jy ! Component: 150 - total flux cleaned = 0.000510426 Jy ! Component: 200 - total flux cleaned = 0.00040922 Jy ! Total flux subtracted in 200 components = 0.00040922 Jy ! Clean residual min=-0.004107 max=0.003825 Jy/beam ! Clean residual mean=0.000008 rms=0.000883 Jy/beam ! Combined flux in latest and established models = 0.243919 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 51 components and 0.243919 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064053Jy sigma=0.429440 ! Fit after self-cal, rms=0.064056Jy sigma=0.429426 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 = -7.49558e-05 Jy ! Component: 100 - total flux cleaned = -0.00013683 Jy ! Component: 150 - total flux cleaned = -0.000193385 Jy ! Component: 200 - total flux cleaned = -0.000192798 Jy ! Total flux subtracted in 200 components = -0.000192798 Jy ! Clean residual min=-0.004124 max=0.003816 Jy/beam ! Clean residual mean=0.000008 rms=0.000878 Jy/beam ! Combined flux in latest and established models = 0.243727 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 54 components and 0.243727 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064021Jy sigma=0.429275 ! Fit after self-cal, rms=0.064022Jy sigma=0.429269 ! 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=0.064022Jy sigma=0.429269 ! Fit after self-cal, rms=0.064117Jy sigma=0.429211 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.372 mas, bmaj=7 mas, bpa=4.754 degrees ! Estimated noise=1.38635 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000643138 Jy ! Component: 100 - total flux cleaned = 0.000772153 Jy ! Component: 150 - total flux cleaned = 0.000800532 Jy ! Component: 200 - total flux cleaned = 0.000747829 Jy ! Total flux subtracted in 200 components = 0.000747829 Jy ! Clean residual min=-0.004073 max=0.003823 Jy/beam ! Clean residual mean=0.000008 rms=0.000871 Jy/beam ! Combined flux in latest and established models = 0.244474 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 55 components and 0.244474 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064075Jy sigma=0.429061 ! Fit after self-cal, rms=0.064077Jy sigma=0.429056 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 = -7.63636e-06 Jy ! Component: 100 - total flux cleaned = -7.8135e-06 Jy ! Component: 150 - total flux cleaned = -7.18652e-06 Jy ! Component: 200 - total flux cleaned = -7.19941e-06 Jy ! Total flux subtracted in 200 components = -7.19941e-06 Jy ! Clean residual min=-0.004078 max=0.003805 Jy/beam ! Clean residual mean=0.000008 rms=0.000866 Jy/beam ! Combined flux in latest and established models = 0.244467 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 57 components and 0.244467 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064055Jy sigma=0.428958 ! Fit after self-cal, rms=0.064055Jy sigma=0.428954 ! 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=0.064055Jy sigma=0.428954 ! Fit after self-cal, rms=0.064091Jy sigma=0.428917 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.157 mas, bmaj=10.07 mas, bpa=-9.173 degrees ! Estimated noise=1.65667 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00168137 Jy ! Component: 100 - total flux cleaned = 0.0020524 Jy ! Component: 150 - total flux cleaned = 0.00214648 Jy ! Component: 200 - total flux cleaned = 0.00220968 Jy ! Total flux subtracted in 200 components = 0.00220968 Jy ! Clean residual min=-0.004066 max=0.004109 Jy/beam ! Clean residual mean=0.000016 rms=0.001021 Jy/beam ! Combined flux in latest and established models = 0.246677 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 65 components and 0.246677 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064107Jy sigma=0.428977 ! Fit after self-cal, rms=0.064096Jy sigma=0.428913 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 = 0.000146119 Jy ! Component: 100 - total flux cleaned = 0.000217004 Jy ! Component: 150 - total flux cleaned = 0.000256055 Jy ! Component: 200 - total flux cleaned = 0.000307171 Jy ! Total flux subtracted in 200 components = 0.000307171 Jy ! Clean residual min=-0.004056 max=0.004044 Jy/beam ! Clean residual mean=0.000015 rms=0.001011 Jy/beam ! Combined flux in latest and established models = 0.246984 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 69 components and 0.246984 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064116Jy sigma=0.428997 ! Fit after self-cal, rms=0.064111Jy sigma=0.428965 ! 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=3.367 mas, bmaj=6.989 mas, bpa=4.767 degrees ! Estimated noise=1.38781 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.367 x 6.989 at 4.767 degrees (North through East) ! Clean map min=-0.0038805 max=0.2238 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=2.84 mas, bmaj=6.374 mas, bpa=6.642 degrees ! Estimated noise=2.00213 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.173089 Jy ! Component: 100 - total flux cleaned = 0.212633 Jy ! Component: 150 - total flux cleaned = 0.227544 Jy ! Component: 200 - total flux cleaned = 0.23566 Jy ! Total flux subtracted in 200 components = 0.23566 Jy ! Clean residual min=-0.004585 max=0.004577 Jy/beam ! Clean residual mean=0.000009 rms=0.001120 Jy/beam ! Combined flux in latest and established models = 0.23566 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 22 model components to the UV plane model. ! The established model now contains 22 components and 0.23566 Jy ! Inverting map and beam ! Estimated beam: bmin=3.367 mas, bmaj=6.989 mas, bpa=4.767 degrees ! Estimated noise=1.38781 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 = 0.00532784 Jy ! Component: 100 - total flux cleaned = 0.00816999 Jy ! Component: 150 - total flux cleaned = 0.00901942 Jy ! Component: 200 - total flux cleaned = 0.00928739 Jy ! Total flux subtracted in 200 components = 0.00928739 Jy ! Clean residual min=-0.003726 max=0.003676 Jy/beam ! Clean residual mean=0.000008 rms=0.000886 Jy/beam ! Combined flux in latest and established models = 0.244947 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 39 components and 0.244947 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=7.157 mas, bmaj=10.07 mas, bpa=-9.173 degrees ! Estimated noise=1.65667 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0015557 Jy ! Component: 100 - total flux cleaned = 0.00165995 Jy ! Component: 150 - total flux cleaned = 0.00174605 Jy ! Component: 200 - total flux cleaned = 0.00182279 Jy ! Total flux subtracted in 200 components = 0.00182279 Jy ! Clean residual min=-0.004037 max=0.004099 Jy/beam ! Clean residual mean=0.000016 rms=0.001024 Jy/beam ! Combined flux in latest and established models = 0.24677 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 = 6.90838e-05 Jy ! Component: 100 - total flux cleaned = 0.000131342 Jy ! Component: 150 - total flux cleaned = 0.000190523 Jy ! Component: 200 - total flux cleaned = 0.000209477 Jy ! Total flux subtracted in 200 components = 0.000209477 Jy ! Clean residual min=-0.004024 max=0.004063 Jy/beam ! Clean residual mean=0.000015 rms=0.001016 Jy/beam ! Combined flux in latest and established models = 0.246979 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 47 components and 0.246979 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.367 mas, bmaj=6.989 mas, bpa=4.767 degrees ! Estimated noise=1.38781 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000378676 Jy ! Component: 100 - total flux cleaned = -0.000534169 Jy ! Component: 150 - total flux cleaned = -0.000669301 Jy ! Component: 200 - total flux cleaned = -0.000708703 Jy ! Total flux subtracted in 200 components = -0.000708703 Jy ! Clean residual min=-0.003772 max=0.003582 Jy/beam ! Clean residual mean=0.000008 rms=0.000863 Jy/beam ! Combined flux in latest and established models = 0.246271 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 51 components and 0.246271 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064067Jy sigma=0.429039 ! Fit after self-cal, rms=0.064065Jy sigma=0.428972 wmodel J1920+2651_S_map.mod ! Writing 51 model components to file: J1920+2651_S_map.mod wobs J1920+2651_S_uvs.fits ! Writing UV FITS file: J1920+2651_S_uvs.fits wwins J1920+2651_S_map.win ! wwins: Wrote 1 windows to J1920+2651_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 = -8.36666e-05 Jy ! Component: 100 - total flux cleaned = 0.000586451 Jy ! Component: 150 - total flux cleaned = 0.00133078 Jy ! Component: 200 - total flux cleaned = 0.00197918 Jy ! Component: 250 - total flux cleaned = 0.00249124 Jy ! Component: 300 - total flux cleaned = 0.00287988 Jy ! Component: 350 - total flux cleaned = 0.00311109 Jy ! Component: 400 - total flux cleaned = 0.00337684 Jy ! Component: 450 - total flux cleaned = 0.00346092 Jy ! Component: 500 - total flux cleaned = 0.00341953 Jy ! Component: 550 - total flux cleaned = 0.00345898 Jy ! Component: 600 - total flux cleaned = 0.00361112 Jy ! Component: 650 - total flux cleaned = 0.0036479 Jy ! Component: 700 - total flux cleaned = 0.003684 Jy ! Component: 750 - total flux cleaned = 0.00368305 Jy ! Component: 800 - total flux cleaned = 0.00371773 Jy ! Component: 850 - total flux cleaned = 0.00385043 Jy ! Component: 900 - total flux cleaned = 0.00385017 Jy ! Component: 950 - total flux cleaned = 0.00394532 Jy ! Component: 1000 - total flux cleaned = 0.00413042 Jy ! Component: 1050 - total flux cleaned = 0.0041006 Jy ! Component: 1100 - total flux cleaned = 0.00427751 Jy ! Component: 1150 - total flux cleaned = 0.0043356 Jy ! Component: 1200 - total flux cleaned = 0.00450519 Jy ! Component: 1250 - total flux cleaned = 0.00450487 Jy ! Component: 1300 - total flux cleaned = 0.00461337 Jy ! Component: 1350 - total flux cleaned = 0.00463978 Jy ! Component: 1400 - total flux cleaned = 0.00471908 Jy ! Component: 1450 - total flux cleaned = 0.00471917 Jy ! Component: 1500 - total flux cleaned = 0.00479559 Jy ! Component: 1550 - total flux cleaned = 0.00489521 Jy ! Component: 1600 - total flux cleaned = 0.00494438 Jy ! Component: 1650 - total flux cleaned = 0.00499241 Jy ! Component: 1700 - total flux cleaned = 0.00508685 Jy ! Component: 1750 - total flux cleaned = 0.00517902 Jy ! Component: 1800 - total flux cleaned = 0.0052471 Jy ! Component: 1850 - total flux cleaned = 0.00529214 Jy ! Component: 1900 - total flux cleaned = 0.00529238 Jy ! Component: 1950 - total flux cleaned = 0.00537971 Jy ! Component: 2000 - total flux cleaned = 0.00542274 Jy ! Component: 2050 - total flux cleaned = 0.00540129 Jy ! Component: 2100 - total flux cleaned = 0.00546315 Jy ! Component: 2150 - total flux cleaned = 0.00550385 Jy ! Component: 2200 - total flux cleaned = 0.0054428 Jy ! Component: 2250 - total flux cleaned = 0.00540272 Jy ! Component: 2300 - total flux cleaned = 0.00542209 Jy ! Component: 2350 - total flux cleaned = 0.00534403 Jy ! Component: 2400 - total flux cleaned = 0.00534365 Jy ! Component: 2450 - total flux cleaned = 0.00528634 Jy ! Component: 2500 - total flux cleaned = 0.00519269 Jy ! Component: 2550 - total flux cleaned = 0.00519258 Jy ! Component: 2600 - total flux cleaned = 0.00506469 Jy ! Component: 2650 - total flux cleaned = 0.00504697 Jy ! Component: 2700 - total flux cleaned = 0.00499353 Jy ! Component: 2750 - total flux cleaned = 0.00495818 Jy ! Component: 2800 - total flux cleaned = 0.00494055 Jy ! Component: 2850 - total flux cleaned = 0.00490562 Jy ! Component: 2900 - total flux cleaned = 0.00483664 Jy ! Component: 2950 - total flux cleaned = 0.00478558 Jy ! Component: 3000 - total flux cleaned = 0.00473475 Jy ! Component: 3050 - total flux cleaned = 0.00465118 Jy ! Component: 3100 - total flux cleaned = 0.00460132 Jy ! Component: 3150 - total flux cleaned = 0.00451923 Jy ! Component: 3200 - total flux cleaned = 0.00443767 Jy ! Component: 3250 - total flux cleaned = 0.00443773 Jy ! Component: 3300 - total flux cleaned = 0.00430964 Jy ! Component: 3350 - total flux cleaned = 0.0042938 Jy ! Component: 3400 - total flux cleaned = 0.00423097 Jy ! Component: 3450 - total flux cleaned = 0.00423106 Jy ! Component: 3500 - total flux cleaned = 0.00418437 Jy ! Component: 3550 - total flux cleaned = 0.00418421 Jy ! Component: 3600 - total flux cleaned = 0.00410799 Jy ! Component: 3650 - total flux cleaned = 0.00416844 Jy ! Component: 3700 - total flux cleaned = 0.00410818 Jy ! Component: 3750 - total flux cleaned = 0.00410816 Jy ! Component: 3800 - total flux cleaned = 0.00403408 Jy ! Component: 3850 - total flux cleaned = 0.00401917 Jy ! Component: 3900 - total flux cleaned = 0.0039605 Jy ! Component: 3950 - total flux cleaned = 0.00391684 Jy ! Component: 4000 - total flux cleaned = 0.00384456 Jy ! Component: 4050 - total flux cleaned = 0.0038014 Jy ! Total flux subtracted in 4096 components = 0.00374421 Jy ! Clean residual min=-0.000887 max=0.000897 Jy/beam ! Clean residual mean=-0.000002 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 0.250015 Jy keep ! Adding 261 model components to the UV plane model. ! The established model now contains 312 components and 0.250015 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1920+2651_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.367 x 6.989 at 4.767 degrees (North through East) ! Clean map min=-0.0022431 max=0.22467 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1920+2651_S_map.fits wmodel /image_prod/ug002_uva//J1920+2651_S_map.mod ! Writing 312 model components to file: /image_prod/ug002_uva//J1920+2651_S_map.mod wobs /image_prod/ug002_uva//J1920+2651_S_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1920+2651_S_uvs.fits wwins /image_prod/ug002_uva//J1920+2651_S_map.win ! wwins: Wrote 2 windows to /image_prod/ug002_uva//J1920+2651_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.224667 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000239482 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.319784 0.319784 0.639567 1.27913 2.55827 5.11654 10.2331 20.4661 40.9323 81.8646 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.224 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 938.134 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1920+2651_S_dfm.log closed on Thu Mar 5 04:07:37 2020