! Started logfile: /vlbi/uf001/uva//J1936+2246_S_dfm.log on Mon Jan 14 05:09:26 2019 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 /vlbi/uf001/uva//J1936+2246_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1936+2246_S_uva.fits ! AN table 1: 87 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.920817 visibilities/baseline/integration-bin. ! Found source: J1936+2246 ! ! 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 10815 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 J1936+2246_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 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001833Jy sigma=22.974283 ! Fit after self-cal, rms=0.942409Jy sigma=21.588984 ! 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=2.825 mas, bmaj=6.131 mas, bpa=-7.286 degrees ! Estimated noise=0.474582 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 = 0.0430818 Jy ! Component: 100 - total flux cleaned = 0.0562622 Jy ! Total flux subtracted in 100 components = 0.0562622 Jy ! Clean residual min=-0.003716 max=0.007413 Jy/beam ! Clean residual mean=0.000013 rms=0.001025 Jy/beam ! Combined flux in latest and established models = 0.0562622 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0562622 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058628Jy sigma=1.293836 ! Fit after self-cal, rms=0.057939Jy sigma=1.279367 ! Inverting map ! Added new window around map position (-4.5, -4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00814081 Jy ! Component: 100 - total flux cleaned = 0.0131634 Jy ! Total flux subtracted in 100 components = 0.0131634 Jy ! Clean residual min=-0.003155 max=0.003662 Jy/beam ! Clean residual mean=0.000006 rms=0.000813 Jy/beam ! Combined flux in latest and established models = 0.0694256 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 33 components and 0.0694256 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056551Jy sigma=1.247304 ! Fit after self-cal, rms=0.056492Jy sigma=1.245881 ! 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=3.501 mas, bmaj=6.905 mas, bpa=-6.496 degrees ! Estimated noise=0.306975 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 = 0.0048374 Jy ! Component: 100 - total flux cleaned = 0.00808198 Jy ! Component: 150 - total flux cleaned = 0.0104159 Jy ! Component: 200 - total flux cleaned = 0.012124 Jy ! Total flux subtracted in 200 components = 0.012124 Jy ! Clean residual min=-0.002877 max=0.002513 Jy/beam ! Clean residual mean=0.000003 rms=0.000652 Jy/beam ! Combined flux in latest and established models = 0.0815496 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 72 components and 0.0815496 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.055983Jy sigma=1.234152 ! Fit after self-cal, rms=0.055971Jy sigma=1.233635 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.501 x 6.905 at -6.496 degrees (North through East) ! Clean map min=-0.002738 max=0.056918 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.99 KP 1.05 ! LA 0.92 MK 1.03 NL 1.05 OV 0.95 ! PT 0.95 SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 1.01 HN 0.99 KP 1.08 ! LA 0.91 MK 1.00 NL 0.98 OV 0.89 ! PT 0.96 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.96 HN 1.00 KP 1.06 ! LA 0.93 MK 0.94 NL 1.05 OV 0.94 ! PT 1.00 SC 0.94 ! ! ! Fit before self-cal, rms=0.055971Jy sigma=1.233635 ! Fit after self-cal, rms=0.056218Jy sigma=1.227746 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.486 mas, bmaj=6.965 mas, bpa=-6.446 degrees ! Estimated noise=0.303228 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 = 0.000807888 Jy ! Component: 100 - total flux cleaned = 0.000853287 Jy ! Component: 150 - total flux cleaned = 0.000873076 Jy ! Component: 200 - total flux cleaned = 0.000872884 Jy ! Total flux subtracted in 200 components = 0.000872884 Jy ! Clean residual min=-0.002578 max=0.002071 Jy/beam ! Clean residual mean=0.000003 rms=0.000557 Jy/beam ! Combined flux in latest and established models = 0.0824225 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 82 components and 0.0824225 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056194Jy sigma=1.227360 ! Fit after self-cal, rms=0.056239Jy sigma=1.227035 ! 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=0.056239Jy sigma=1.227035 ! Fit after self-cal, rms=0.059434Jy sigma=1.214230 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.477 mas, bmaj=6.962 mas, bpa=-6.694 degrees ! Estimated noise=0.304115 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000631164 Jy ! Component: 100 - total flux cleaned = 0.000633345 Jy ! Component: 150 - total flux cleaned = 0.000567016 Jy ! Component: 200 - total flux cleaned = 0.000510258 Jy ! Total flux subtracted in 200 components = 0.000510258 Jy ! Clean residual min=-0.001767 max=0.001469 Jy/beam ! Clean residual mean=-0.000000 rms=0.000350 Jy/beam ! Combined flux in latest and established models = 0.0829327 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 93 components and 0.0829327 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059416Jy sigma=1.213927 ! Fit after self-cal, rms=0.059513Jy sigma=1.213496 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 = 5.85646e-05 Jy ! Component: 100 - total flux cleaned = 1.01509e-05 Jy ! Component: 150 - total flux cleaned = -4.36629e-05 Jy ! Component: 200 - total flux cleaned = -9.16196e-05 Jy ! Total flux subtracted in 200 components = -9.16196e-05 Jy ! Clean residual min=-0.001740 max=0.001463 Jy/beam ! Clean residual mean=0.000000 rms=0.000348 Jy/beam ! Combined flux in latest and established models = 0.0828411 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 97 components and 0.0828411 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059508Jy sigma=1.213406 ! Fit after self-cal, rms=0.059507Jy sigma=1.213395 ! 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=0.059507Jy sigma=1.213395 ! Fit after self-cal, rms=0.060681Jy sigma=1.213129 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.474 mas, bmaj=6.956 mas, bpa=-6.809 degrees ! Estimated noise=0.303649 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000169141 Jy ! Component: 100 - total flux cleaned = 0.000160129 Jy ! Component: 150 - total flux cleaned = 0.000134139 Jy ! Component: 200 - total flux cleaned = 0.000110535 Jy ! Total flux subtracted in 200 components = 0.000110535 Jy ! Clean residual min=-0.001689 max=0.001478 Jy/beam ! Clean residual mean=0.000000 rms=0.000341 Jy/beam ! Combined flux in latest and established models = 0.0829516 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 100 components and 0.0829516 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060676Jy sigma=1.213075 ! Fit after self-cal, rms=0.060690Jy sigma=1.213055 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 = 1.6681e-05 Jy ! Component: 100 - total flux cleaned = -6.07013e-06 Jy ! Component: 150 - total flux cleaned = -2.63949e-05 Jy ! Component: 200 - total flux cleaned = -3.89157e-05 Jy ! Total flux subtracted in 200 components = -3.89157e-05 Jy ! Clean residual min=-0.001677 max=0.001467 Jy/beam ! Clean residual mean=-0.000000 rms=0.000341 Jy/beam ! Combined flux in latest and established models = 0.0829127 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 107 components and 0.0829127 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060687Jy sigma=1.213026 ! Fit after self-cal, rms=0.060687Jy sigma=1.213020 ! 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=0.060687Jy sigma=1.213020 ! Fit after self-cal, rms=0.060901Jy sigma=1.213013 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.584 mas, bmaj=10.34 mas, bpa=-6.936 degrees ! Estimated noise=0.377898 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000135388 Jy ! Component: 100 - total flux cleaned = 0.000126156 Jy ! Component: 150 - total flux cleaned = 0.000118341 Jy ! Component: 200 - total flux cleaned = 0.000111616 Jy ! Total flux subtracted in 200 components = 0.000111616 Jy ! Clean residual min=-0.001799 max=0.001339 Jy/beam ! Clean residual mean=-0.000000 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.0830244 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 112 components and 0.0830243 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060900Jy sigma=1.213008 ! Fit after self-cal, rms=0.060902Jy sigma=1.212999 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 = 6.36837e-06 Jy ! Component: 100 - total flux cleaned = -5.37198e-06 Jy ! Component: 150 - total flux cleaned = -1.07417e-05 Jy ! Component: 200 - total flux cleaned = -2.07976e-05 Jy ! Total flux subtracted in 200 components = -2.07976e-05 Jy ! Clean residual min=-0.001795 max=0.001331 Jy/beam ! Clean residual mean=-0.000000 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.0830036 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 115 components and 0.0830035 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060902Jy sigma=1.213015 ! Fit after self-cal, rms=0.060901Jy sigma=1.213011 ! 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=3.472 mas, bmaj=6.957 mas, bpa=-6.865 degrees ! Estimated noise=0.303804 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.472 x 6.957 at -6.865 degrees (North through East) ! Clean map min=-0.0016011 max=0.056074 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=2.791 mas, bmaj=6.181 mas, bpa=-7.761 degrees ! Estimated noise=0.468373 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0429912 Jy ! Component: 100 - total flux cleaned = 0.0573034 Jy ! Component: 150 - total flux cleaned = 0.065317 Jy ! Component: 200 - total flux cleaned = 0.0703818 Jy ! Total flux subtracted in 200 components = 0.0703818 Jy ! Clean residual min=-0.002222 max=0.002743 Jy/beam ! Clean residual mean=0.000005 rms=0.000609 Jy/beam ! Combined flux in latest and established models = 0.0703818 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 26 model components to the UV plane model. ! The established model now contains 26 components and 0.0703818 Jy ! Inverting map and beam ! Estimated beam: bmin=3.472 mas, bmaj=6.957 mas, bpa=-6.865 degrees ! Estimated noise=0.303804 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 = 0.00430922 Jy ! Component: 100 - total flux cleaned = 0.0069431 Jy ! Component: 150 - total flux cleaned = 0.00868737 Jy ! Component: 200 - total flux cleaned = 0.00991074 Jy ! Total flux subtracted in 200 components = 0.00991074 Jy ! Clean residual min=-0.001795 max=0.001441 Jy/beam ! Clean residual mean=0.000001 rms=0.000356 Jy/beam ! Combined flux in latest and established models = 0.0802926 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 77 components and 0.0802926 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=7.584 mas, bmaj=10.34 mas, bpa=-6.936 degrees ! Estimated noise=0.377898 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00135905 Jy ! Component: 100 - total flux cleaned = 0.00202617 Jy ! Component: 150 - total flux cleaned = 0.00238769 Jy ! Component: 200 - total flux cleaned = 0.00245549 Jy ! Total flux subtracted in 200 components = 0.00245549 Jy ! Clean residual min=-0.001863 max=0.001342 Jy/beam ! Clean residual mean=-0.000000 rms=0.000414 Jy/beam ! Combined flux in latest and established models = 0.0827481 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 = 3.90621e-05 Jy ! Component: 100 - total flux cleaned = 6.52887e-05 Jy ! Component: 150 - total flux cleaned = 8.25409e-05 Jy ! Component: 200 - total flux cleaned = 8.78914e-05 Jy ! Total flux subtracted in 200 components = 8.78914e-05 Jy ! Clean residual min=-0.001842 max=0.001341 Jy/beam ! Clean residual mean=-0.000000 rms=0.000412 Jy/beam ! Combined flux in latest and established models = 0.082836 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 97 components and 0.082836 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.472 mas, bmaj=6.957 mas, bpa=-6.865 degrees ! Estimated noise=0.303804 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.28478e-05 Jy ! Component: 100 - total flux cleaned = -4.12173e-05 Jy ! Component: 150 - total flux cleaned = -5.45338e-05 Jy ! Component: 200 - total flux cleaned = -7.74421e-05 Jy ! Total flux subtracted in 200 components = -7.74421e-05 Jy ! Clean residual min=-0.001719 max=0.001523 Jy/beam ! Clean residual mean=-0.000000 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.0827585 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 109 components and 0.0827585 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060907Jy sigma=1.213208 ! Fit after self-cal, rms=0.060903Jy sigma=1.213162 wmodel J1936+2246_S_map.mod ! Writing 109 model components to file: J1936+2246_S_map.mod wobs J1936+2246_S_uvs.fits ! Writing UV FITS file: J1936+2246_S_uvs.fits wwins J1936+2246_S_map.win ! wwins: Wrote 2 windows to J1936+2246_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 = -0.000304509 Jy ! Component: 100 - total flux cleaned = -0.000230855 Jy ! Component: 150 - total flux cleaned = 4.60385e-06 Jy ! Component: 200 - total flux cleaned = 0.000227895 Jy ! Component: 250 - total flux cleaned = 0.000485122 Jy ! Component: 300 - total flux cleaned = 0.000712644 Jy ! Component: 350 - total flux cleaned = 0.000912228 Jy ! Component: 400 - total flux cleaned = 0.00108578 Jy ! Component: 450 - total flux cleaned = 0.00131057 Jy ! Component: 500 - total flux cleaned = 0.00151127 Jy ! Component: 550 - total flux cleaned = 0.00172517 Jy ! Component: 600 - total flux cleaned = 0.00188237 Jy ! Component: 650 - total flux cleaned = 0.00201934 Jy ! Component: 700 - total flux cleaned = 0.00213784 Jy ! Component: 750 - total flux cleaned = 0.00228753 Jy ! Component: 800 - total flux cleaned = 0.00241825 Jy ! Component: 850 - total flux cleaned = 0.00253053 Jy ! Component: 900 - total flux cleaned = 0.00265697 Jy ! Component: 950 - total flux cleaned = 0.00276587 Jy ! Component: 1000 - total flux cleaned = 0.00279669 Jy ! Component: 1050 - total flux cleaned = 0.00293341 Jy ! Component: 1100 - total flux cleaned = 0.00296314 Jy ! Component: 1150 - total flux cleaned = 0.00300751 Jy ! Component: 1200 - total flux cleaned = 0.00296353 Jy ! Component: 1250 - total flux cleaned = 0.00300706 Jy ! Component: 1300 - total flux cleaned = 0.00303567 Jy ! Component: 1350 - total flux cleaned = 0.00306406 Jy ! Component: 1400 - total flux cleaned = 0.003092 Jy ! Component: 1450 - total flux cleaned = 0.00314727 Jy ! Component: 1500 - total flux cleaned = 0.0031746 Jy ! Component: 1550 - total flux cleaned = 0.00320165 Jy ! Component: 1600 - total flux cleaned = 0.00326849 Jy ! Component: 1650 - total flux cleaned = 0.00329481 Jy ! Component: 1700 - total flux cleaned = 0.00328158 Jy ! Component: 1750 - total flux cleaned = 0.00337284 Jy ! Component: 1800 - total flux cleaned = 0.00343701 Jy ! Component: 1850 - total flux cleaned = 0.00343694 Jy ! Component: 1900 - total flux cleaned = 0.00350004 Jy ! Component: 1950 - total flux cleaned = 0.00352514 Jy ! Component: 2000 - total flux cleaned = 0.0036119 Jy ! Component: 2050 - total flux cleaned = 0.00363647 Jy ! Component: 2100 - total flux cleaned = 0.00368507 Jy ! Component: 2150 - total flux cleaned = 0.0037333 Jy ! Component: 2200 - total flux cleaned = 0.00380486 Jy ! Component: 2250 - total flux cleaned = 0.00385227 Jy ! Component: 2300 - total flux cleaned = 0.00386404 Jy ! Component: 2350 - total flux cleaned = 0.003969 Jy ! Component: 2400 - total flux cleaned = 0.00400351 Jy ! Component: 2450 - total flux cleaned = 0.00403777 Jy ! Component: 2500 - total flux cleaned = 0.00412867 Jy ! Component: 2550 - total flux cleaned = 0.00416255 Jy ! Component: 2600 - total flux cleaned = 0.0042631 Jy ! Component: 2650 - total flux cleaned = 0.00432974 Jy ! Component: 2700 - total flux cleaned = 0.00440695 Jy ! Component: 2750 - total flux cleaned = 0.00449448 Jy ! Component: 2800 - total flux cleaned = 0.00455953 Jy ! Component: 2850 - total flux cleaned = 0.00466739 Jy ! Component: 2900 - total flux cleaned = 0.00471023 Jy ! Component: 2950 - total flux cleaned = 0.00481657 Jy ! Component: 3000 - total flux cleaned = 0.00490091 Jy ! Component: 3050 - total flux cleaned = 0.00500559 Jy ! Component: 3100 - total flux cleaned = 0.00506815 Jy ! Component: 3150 - total flux cleaned = 0.0051199 Jy ! Component: 3200 - total flux cleaned = 0.0051918 Jy ! Component: 3250 - total flux cleaned = 0.00525293 Jy ! Component: 3300 - total flux cleaned = 0.00531375 Jy ! Component: 3350 - total flux cleaned = 0.00540427 Jy ! Component: 3400 - total flux cleaned = 0.00548423 Jy ! Component: 3450 - total flux cleaned = 0.00555375 Jy ! Component: 3500 - total flux cleaned = 0.00560312 Jy ! Component: 3550 - total flux cleaned = 0.0057307 Jy ! Component: 3600 - total flux cleaned = 0.00578913 Jy ! Component: 3650 - total flux cleaned = 0.00586646 Jy ! Component: 3700 - total flux cleaned = 0.00590492 Jy ! Component: 3750 - total flux cleaned = 0.00595271 Jy ! Component: 3800 - total flux cleaned = 0.00602874 Jy ! Component: 3850 - total flux cleaned = 0.0061043 Jy ! Component: 3900 - total flux cleaned = 0.00616996 Jy ! Component: 3950 - total flux cleaned = 0.0062167 Jy ! Component: 4000 - total flux cleaned = 0.00624445 Jy ! Component: 4050 - total flux cleaned = 0.00630914 Jy ! Total flux subtracted in 4096 components = 0.0063642 Jy ! Clean residual min=-0.000486 max=0.000656 Jy/beam ! Clean residual mean=0.000000 rms=0.000171 Jy/beam ! Combined flux in latest and established models = 0.0891227 Jy keep ! Adding 310 model components to the UV plane model. ! The established model now contains 419 components and 0.0891227 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1936+2246_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.472 x 6.957 at -6.865 degrees (North through East) ! Clean map min=-0.0012172 max=0.056186 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1936+2246_S_map.fits wmodel /vlbi/uf001/uva//J1936+2246_S_map.mod ! Writing 419 model components to file: /vlbi/uf001/uva//J1936+2246_S_map.mod wobs /vlbi/uf001/uva//J1936+2246_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1936+2246_S_uvs.fits wwins /vlbi/uf001/uva//J1936+2246_S_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J1936+2246_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0561864 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000170325 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.909428 0.909428 1.81886 3.63771 7.27542 14.5508 29.1017 58.2034 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.056 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 329.877 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1936+2246_S_dfm.log closed on Mon Jan 14 05:09:30 2019