! Started logfile: /image_prod/ug002_uva//J0836-2016_S_b_dfm.log on Wed Mar 4 22:28:29 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//J0836-2016_S_b_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0836-2016_S_b_uva.fits ! AN table 1: 23 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.560386 visibilities/baseline/integration-bin. ! Found source: J0836-2016 ! ! 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 1392 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 J0836-2016_S_b] 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 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=2.066255Jy sigma=7.447774 ! Fit after self-cal, rms=0.983032Jy sigma=3.360924 ! 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=2.696 mas, bmaj=16.83 mas, bpa=-19.55 degrees ! Estimated noise=5.41203 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 = 1.04082 Jy ! Component: 100 - total flux cleaned = 1.48688 Jy ! Total flux subtracted in 100 components = 1.48688 Jy ! Clean residual min=-0.078382 max=0.217036 Jy/beam ! Clean residual mean=-0.000408 rms=0.029540 Jy/beam ! Combined flux in latest and established models = 1.48688 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 25 components and 1.48688 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.612458Jy sigma=1.995381 ! Fit after self-cal, rms=0.612129Jy sigma=1.993301 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.266428 Jy ! Component: 100 - total flux cleaned = 0.444604 Jy ! Total flux subtracted in 100 components = 0.444604 Jy ! Clean residual min=-0.041753 max=0.097237 Jy/beam ! Clean residual mean=-0.000196 rms=0.014465 Jy/beam ! Combined flux in latest and established models = 1.93148 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 51 components and 1.93148 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.312770Jy sigma=1.024626 ! Fit after self-cal, rms=0.311839Jy sigma=1.019658 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.123588 Jy ! Component: 100 - total flux cleaned = 0.207358 Jy ! Total flux subtracted in 100 components = 0.207358 Jy ! Clean residual min=-0.025423 max=0.046065 Jy/beam ! Clean residual mean=-0.000099 rms=0.008009 Jy/beam ! Combined flux in latest and established models = 2.13884 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 64 components and 2.13884 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.189637Jy sigma=0.636459 ! Fit after self-cal, rms=0.188801Jy sigma=0.632161 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0602735 Jy ! Component: 100 - total flux cleaned = 0.101677 Jy ! Total flux subtracted in 100 components = 0.101677 Jy ! Clean residual min=-0.017869 max=0.025002 Jy/beam ! Clean residual mean=-0.000055 rms=0.005465 Jy/beam ! Combined flux in latest and established models = 2.24052 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 85 components and 2.24052 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.142541Jy sigma=0.498631 ! Fit after self-cal, rms=0.141869Jy sigma=0.495749 ! 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=3.267 mas, bmaj=17.78 mas, bpa=-18.67 degrees ! Estimated noise=4.87446 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 = 0.0464747 Jy ! Component: 100 - total flux cleaned = 0.0754197 Jy ! Component: 150 - total flux cleaned = 0.0957614 Jy ! Component: 200 - total flux cleaned = 0.110564 Jy ! Total flux subtracted in 200 components = 0.110564 Jy ! Clean residual min=-0.012285 max=0.014531 Jy/beam ! Clean residual mean=-0.000025 rms=0.003667 Jy/beam ! Combined flux in latest and established models = 2.35108 Jy ! Performing phase self-cal ! Adding 97 model components to the UV plane model. ! The established model now contains 172 components and 2.35108 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.116872Jy sigma=0.427086 ! Fit after self-cal, rms=0.116256Jy sigma=0.425014 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.267 x 17.78 at -18.67 degrees (North through East) ! Clean map min=-0.011969 max=1.4503 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00 HN 1.02 KP 0.98 ! LA 0.99 MK 1.08 NL 0.96 OV 0.97 ! PT 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 1.01 KP 0.99 ! LA 1.02 MK 1.00 NL 1.06 OV 1.01 ! PT 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 1.00 KP 1.00 ! LA 1.02 MK 0.94 NL 0.97 OV 0.98 ! PT 0.98 ! ! ! Fit before self-cal, rms=0.116256Jy sigma=0.425014 ! Fit after self-cal, rms=0.086780Jy sigma=0.335214 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.27 mas, bmaj=17.82 mas, bpa=-18.71 degrees ! Estimated noise=4.86209 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 = 0.00853402 Jy ! Component: 100 - total flux cleaned = 0.0126223 Jy ! Component: 150 - total flux cleaned = 0.0137505 Jy ! Component: 200 - total flux cleaned = 0.0144781 Jy ! Total flux subtracted in 200 components = 0.0144781 Jy ! Clean residual min=-0.008938 max=0.010146 Jy/beam ! Clean residual mean=0.000033 rms=0.002558 Jy/beam ! Combined flux in latest and established models = 2.36556 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 194 components and 2.36556 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.085769Jy sigma=0.331972 ! Fit after self-cal, rms=0.085574Jy sigma=0.331526 ! 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=0.085574Jy sigma=0.331526 ! Fit after self-cal, rms=0.082967Jy sigma=0.321061 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.27 mas, bmaj=17.82 mas, bpa=-18.72 degrees ! Estimated noise=4.86597 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00548844 Jy ! Component: 100 - total flux cleaned = 0.00816743 Jy ! Component: 150 - total flux cleaned = 0.00921221 Jy ! Component: 200 - total flux cleaned = 0.0095866 Jy ! Total flux subtracted in 200 components = 0.0095866 Jy ! Clean residual min=-0.007906 max=0.009573 Jy/beam ! Clean residual mean=0.000021 rms=0.002208 Jy/beam ! Combined flux in latest and established models = 2.37515 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 208 components and 2.37515 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.082482Jy sigma=0.319450 ! Fit after self-cal, rms=0.082409Jy sigma=0.319299 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 (14.5, -4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00675558 Jy ! Component: 100 - total flux cleaned = 0.00760213 Jy ! Component: 150 - total flux cleaned = 0.00882095 Jy ! Component: 200 - total flux cleaned = 0.00927747 Jy ! Total flux subtracted in 200 components = 0.00927747 Jy ! Clean residual min=-0.007385 max=0.007732 Jy/beam ! Clean residual mean=0.000017 rms=0.001902 Jy/beam ! Combined flux in latest and established models = 2.38442 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 247 components and 2.38442 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.081202Jy sigma=0.315027 ! Fit after self-cal, rms=0.081140Jy sigma=0.314873 ! 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=0.081140Jy sigma=0.314873 ! Fit after self-cal, rms=0.081136Jy sigma=0.314133 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.271 mas, bmaj=17.82 mas, bpa=-18.71 degrees ! Estimated noise=4.86956 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00257427 Jy ! Component: 100 - total flux cleaned = 0.00355831 Jy ! Component: 150 - total flux cleaned = 0.00417901 Jy ! Component: 200 - total flux cleaned = 0.00486937 Jy ! Total flux subtracted in 200 components = 0.00486937 Jy ! Clean residual min=-0.006696 max=0.007033 Jy/beam ! Clean residual mean=0.000009 rms=0.001756 Jy/beam ! Combined flux in latest and established models = 2.38929 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 270 components and 2.38929 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080730Jy sigma=0.312524 ! Fit after self-cal, rms=0.080697Jy sigma=0.312483 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 = 0.00049864 Jy ! Component: 100 - total flux cleaned = 0.000293694 Jy ! Component: 150 - total flux cleaned = 0.000483618 Jy ! Component: 200 - total flux cleaned = 0.000569216 Jy ! Total flux subtracted in 200 components = 0.000569216 Jy ! Clean residual min=-0.006577 max=0.006772 Jy/beam ! Clean residual mean=0.000008 rms=0.001692 Jy/beam ! Combined flux in latest and established models = 2.38986 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 281 components and 2.38986 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080487Jy sigma=0.311621 ! Fit after self-cal, rms=0.080469Jy sigma=0.311604 ! 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=0.080469Jy sigma=0.311604 ! Fit after self-cal, rms=0.080430Jy sigma=0.311512 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.112 mas, bmaj=21.46 mas, bpa=-12.1 degrees ! Estimated noise=6.8015 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00278584 Jy ! Component: 100 - total flux cleaned = 0.00302643 Jy ! Component: 150 - total flux cleaned = 0.00302547 Jy ! Component: 200 - total flux cleaned = 0.00312295 Jy ! Total flux subtracted in 200 components = 0.00312295 Jy ! Clean residual min=-0.008079 max=0.007238 Jy/beam ! Clean residual mean=0.000012 rms=0.002154 Jy/beam ! Combined flux in latest and established models = 2.39299 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 306 components and 2.39299 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080275Jy sigma=0.311192 ! Fit after self-cal, rms=0.080271Jy sigma=0.311154 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 = 0.000313644 Jy ! Component: 100 - total flux cleaned = 0.000229555 Jy ! Component: 150 - total flux cleaned = 0.000149664 Jy ! Component: 200 - total flux cleaned = 7.26314e-05 Jy ! Total flux subtracted in 200 components = 7.26314e-05 Jy ! Clean residual min=-0.007736 max=0.006949 Jy/beam ! Clean residual mean=0.000012 rms=0.002095 Jy/beam ! Combined flux in latest and established models = 2.39306 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 324 components and 2.39306 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080188Jy sigma=0.311043 ! Fit after self-cal, rms=0.080187Jy sigma=0.311034 ! 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=3.27 mas, bmaj=17.82 mas, bpa=-18.72 degrees ! Estimated noise=4.87105 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.27 x 17.82 at -18.72 degrees (North through East) ! Clean map min=-0.0069538 max=1.4444 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 ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080187Jy sigma=0.311034 ! Fit after self-cal, rms=0.074483Jy sigma=0.280742 ! Inverting map and beam ! Estimated beam: bmin=3.267 mas, bmaj=17.81 mas, bpa=-18.72 degrees ! Estimated noise=4.86956 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00105674 Jy ! Component: 100 - total flux cleaned = 0.00106083 Jy ! Component: 150 - total flux cleaned = 0.00132238 Jy ! Component: 200 - total flux cleaned = 0.00148376 Jy ! Total flux subtracted in 200 components = 0.00148376 Jy ! Clean residual min=-0.005796 max=0.006201 Jy/beam ! Clean residual mean=0.000007 rms=0.001575 Jy/beam ! Combined flux in latest and established models = 2.39454 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 354 components and 2.39454 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.074322Jy sigma=0.279778 ! Fit after self-cal, rms=0.074312Jy sigma=0.279772 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.13584e-05 Jy ! Component: 100 - total flux cleaned = 0.000142209 Jy ! Component: 150 - total flux cleaned = 0.000274965 Jy ! Component: 200 - total flux cleaned = 0.000399779 Jy ! Total flux subtracted in 200 components = 0.000399779 Jy ! Clean residual min=-0.005937 max=0.006059 Jy/beam ! Clean residual mean=0.000006 rms=0.001544 Jy/beam ! Combined flux in latest and established models = 2.39494 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 370 components and 2.39494 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.074223Jy sigma=0.279250 ! Fit after self-cal, rms=0.074210Jy sigma=0.279244 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.074210Jy sigma=0.279244 ! Fit after self-cal, rms=0.074188Jy sigma=0.279164 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=2.696 mas, bmaj=16.84 mas, bpa=-19.61 degrees ! Estimated noise=5.391 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.03639 Jy ! Component: 100 - total flux cleaned = 1.48133 Jy ! Component: 150 - total flux cleaned = 1.74897 Jy ! Component: 200 - total flux cleaned = 1.92838 Jy ! Total flux subtracted in 200 components = 1.92838 Jy ! Clean residual min=-0.036419 max=0.097977 Jy/beam ! Clean residual mean=-0.000180 rms=0.013769 Jy/beam ! Combined flux in latest and established models = 1.92838 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 44 model components to the UV plane model. ! The established model now contains 44 components and 1.92838 Jy ! Inverting map and beam ! Estimated beam: bmin=3.267 mas, bmaj=17.81 mas, bpa=-18.73 degrees ! Estimated noise=4.87118 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 = 0.181135 Jy ! Component: 100 - total flux cleaned = 0.282204 Jy ! Component: 150 - total flux cleaned = 0.340061 Jy ! Component: 200 - total flux cleaned = 0.375213 Jy ! Total flux subtracted in 200 components = 0.375213 Jy ! Clean residual min=-0.012552 max=0.018853 Jy/beam ! Clean residual mean=-0.000011 rms=0.004117 Jy/beam ! Combined flux in latest and established models = 2.3036 Jy ! Adding 76 model components to the UV plane model. ! The established model now contains 109 components and 2.3036 Jy ! Inverting map ! Added new window around map position (-7, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0240883 Jy ! Component: 100 - total flux cleaned = 0.0416713 Jy ! Component: 150 - total flux cleaned = 0.0550243 Jy ! Component: 200 - total flux cleaned = 0.0654156 Jy ! Total flux subtracted in 200 components = 0.0654156 Jy ! Clean residual min=-0.008555 max=0.008451 Jy/beam ! Clean residual mean=0.000008 rms=0.002257 Jy/beam ! Combined flux in latest and established models = 2.36901 Jy ! Adding 57 model components to the UV plane model. ! The established model now contains 163 components and 2.36901 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=7.109 mas, bmaj=21.44 mas, bpa=-12.11 degrees ! Estimated noise=6.80874 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0128091 Jy ! Component: 100 - total flux cleaned = 0.0207137 Jy ! Component: 150 - total flux cleaned = 0.0252737 Jy ! Component: 200 - total flux cleaned = 0.0279001 Jy ! Total flux subtracted in 200 components = 0.0279001 Jy ! Clean residual min=-0.008528 max=0.006697 Jy/beam ! Clean residual mean=0.000012 rms=0.002304 Jy/beam ! Combined flux in latest and established models = 2.39691 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 = 0.00164002 Jy ! Component: 100 - total flux cleaned = 0.00290265 Jy ! Component: 150 - total flux cleaned = 0.003707 Jy ! Component: 200 - total flux cleaned = 0.00413684 Jy ! Total flux subtracted in 200 components = 0.00413684 Jy ! Clean residual min=-0.008058 max=0.006656 Jy/beam ! Clean residual mean=0.000010 rms=0.002063 Jy/beam ! Combined flux in latest and established models = 2.40105 Jy ! Adding 117 model components to the UV plane model. ! The established model now contains 277 components and 2.40105 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.267 mas, bmaj=17.81 mas, bpa=-18.73 degrees ! Estimated noise=4.87118 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00380871 Jy ! Component: 100 - total flux cleaned = -0.00318282 Jy ! Component: 150 - total flux cleaned = -0.0026456 Jy ! Component: 200 - total flux cleaned = -0.00227794 Jy ! Total flux subtracted in 200 components = -0.00227794 Jy ! Clean residual min=-0.005782 max=0.005864 Jy/beam ! Clean residual mean=0.000006 rms=0.001564 Jy/beam ! Combined flux in latest and established models = 2.39877 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 313 components and 2.39877 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.074107Jy sigma=0.280112 ! Fit after self-cal, rms=0.074080Jy sigma=0.279943 wmodel J0836-2016_S_b_map.mod ! Writing 313 model components to file: J0836-2016_S_b_map.mod wobs J0836-2016_S_b_uvs.fits ! Writing UV FITS file: J0836-2016_S_b_uvs.fits wwins J0836-2016_S_b_map.win ! wwins: Wrote 3 windows to J0836-2016_S_b_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 = 0.000810217 Jy ! Component: 100 - total flux cleaned = 0.00166389 Jy ! Component: 150 - total flux cleaned = 0.00255386 Jy ! Component: 200 - total flux cleaned = 0.0032353 Jy ! Component: 250 - total flux cleaned = 0.00356123 Jy ! Component: 300 - total flux cleaned = 0.00403446 Jy ! Component: 350 - total flux cleaned = 0.00441582 Jy ! Component: 400 - total flux cleaned = 0.00471194 Jy ! Component: 450 - total flux cleaned = 0.00507251 Jy ! Component: 500 - total flux cleaned = 0.00528323 Jy ! Component: 550 - total flux cleaned = 0.00568912 Jy ! Component: 600 - total flux cleaned = 0.00601478 Jy ! Component: 650 - total flux cleaned = 0.00620556 Jy ! Component: 700 - total flux cleaned = 0.00657911 Jy ! Component: 750 - total flux cleaned = 0.00670046 Jy ! Component: 800 - total flux cleaned = 0.00693754 Jy ! Component: 850 - total flux cleaned = 0.00699579 Jy ! Component: 900 - total flux cleaned = 0.00744946 Jy ! Component: 950 - total flux cleaned = 0.00761569 Jy ! Component: 1000 - total flux cleaned = 0.00783327 Jy ! Component: 1050 - total flux cleaned = 0.00815355 Jy ! Component: 1100 - total flux cleaned = 0.0082572 Jy ! Component: 1150 - total flux cleaned = 0.00861651 Jy ! Component: 1200 - total flux cleaned = 0.0088184 Jy ! Component: 1250 - total flux cleaned = 0.00896719 Jy ! Component: 1300 - total flux cleaned = 0.00930922 Jy ! Component: 1350 - total flux cleaned = 0.00945192 Jy ! Component: 1400 - total flux cleaned = 0.00959358 Jy ! Component: 1450 - total flux cleaned = 0.00977836 Jy ! Component: 1500 - total flux cleaned = 0.0100959 Jy ! Component: 1550 - total flux cleaned = 0.0101406 Jy ! Component: 1600 - total flux cleaned = 0.010317 Jy ! Component: 1650 - total flux cleaned = 0.0105765 Jy ! Component: 1700 - total flux cleaned = 0.0107039 Jy ! Component: 1750 - total flux cleaned = 0.0108297 Jy ! Component: 1800 - total flux cleaned = 0.0109953 Jy ! Component: 1850 - total flux cleaned = 0.0111185 Jy ! Component: 1900 - total flux cleaned = 0.01144 Jy ! Component: 1950 - total flux cleaned = 0.0113997 Jy ! Component: 2000 - total flux cleaned = 0.0115954 Jy ! Component: 2050 - total flux cleaned = 0.0117875 Jy ! Component: 2100 - total flux cleaned = 0.0117874 Jy ! Component: 2150 - total flux cleaned = 0.0118997 Jy ! Component: 2200 - total flux cleaned = 0.0119741 Jy ! Component: 2250 - total flux cleaned = 0.0119744 Jy ! Component: 2300 - total flux cleaned = 0.0120468 Jy ! Component: 2350 - total flux cleaned = 0.0120117 Jy ! Component: 2400 - total flux cleaned = 0.0121529 Jy ! Component: 2450 - total flux cleaned = 0.0121528 Jy ! Component: 2500 - total flux cleaned = 0.0121185 Jy ! Component: 2550 - total flux cleaned = 0.0122894 Jy ! Component: 2600 - total flux cleaned = 0.0121877 Jy ! Component: 2650 - total flux cleaned = 0.0123216 Jy ! Component: 2700 - total flux cleaned = 0.0122888 Jy ! Component: 2750 - total flux cleaned = 0.0123549 Jy ! Component: 2800 - total flux cleaned = 0.0123874 Jy ! Component: 2850 - total flux cleaned = 0.0124199 Jy ! Component: 2900 - total flux cleaned = 0.0123881 Jy ! Component: 2950 - total flux cleaned = 0.012231 Jy ! Component: 3000 - total flux cleaned = 0.0121682 Jy ! Component: 3050 - total flux cleaned = 0.0119837 Jy ! Component: 3100 - total flux cleaned = 0.0119531 Jy ! Component: 3150 - total flux cleaned = 0.0117112 Jy ! Component: 3200 - total flux cleaned = 0.0116814 Jy ! Component: 3250 - total flux cleaned = 0.0114446 Jy ! Component: 3300 - total flux cleaned = 0.0114151 Jy ! Component: 3350 - total flux cleaned = 0.0112116 Jy ! Component: 3400 - total flux cleaned = 0.0111254 Jy ! Component: 3450 - total flux cleaned = 0.0110111 Jy ! Component: 3500 - total flux cleaned = 0.0109257 Jy ! Component: 3550 - total flux cleaned = 0.0108693 Jy ! Component: 3600 - total flux cleaned = 0.0108133 Jy ! Component: 3650 - total flux cleaned = 0.0108132 Jy ! Component: 3700 - total flux cleaned = 0.0107855 Jy ! Component: 3750 - total flux cleaned = 0.0107852 Jy ! Component: 3800 - total flux cleaned = 0.0107037 Jy ! Component: 3850 - total flux cleaned = 0.0106232 Jy ! Component: 3900 - total flux cleaned = 0.0106497 Jy ! Component: 3950 - total flux cleaned = 0.0105435 Jy ! Component: 4000 - total flux cleaned = 0.0104643 Jy ! Component: 4050 - total flux cleaned = 0.0104381 Jy ! Total flux subtracted in 4096 components = 0.0103601 Jy ! Clean residual min=-0.001578 max=0.001523 Jy/beam ! Clean residual mean=0.000005 rms=0.000514 Jy/beam ! Combined flux in latest and established models = 2.40913 Jy keep ! Adding 316 model components to the UV plane model. ! The established model now contains 629 components and 2.40913 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0836-2016_S_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.267 x 17.81 at -18.73 degrees (North through East) ! Clean map min=-0.0052376 max=1.4438 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0836-2016_S_b_map.fits wmodel /image_prod/ug002_uva//J0836-2016_S_b_map.mod ! Writing 629 model components to file: /image_prod/ug002_uva//J0836-2016_S_b_map.mod wobs /image_prod/ug002_uva//J0836-2016_S_b_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0836-2016_S_b_uvs.fits wwins /image_prod/ug002_uva//J0836-2016_S_b_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J0836-2016_S_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.44378 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000506714 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.105289 0.105289 0.210578 0.421156 0.842311 1.68462 3.36924 6.73849 13.477 26.954 53.9079 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.443 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2849.3 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0836-2016_S_b_dfm.log closed on Wed Mar 4 22:28:33 2020