! Started logfile: /vlbi/uf001/uvm//J1800+7828_S_b_dfm.log on Sun Jan 13 22:11:30 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/uvm//J1800+7828_S_b_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J1800+7828_S_b_uvm.fits ! AN table 1: 51 integrations on 45 of 45 possible baselines. ! AN table 2: 25 integrations on 21 of 21 possible baselines. ! AN table 3: 14 integrations on 28 of 28 possible baselines. ! AN table 4: 43 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.759964 visibilities/baseline/integration-bin. ! Found source: J1800+7828 ! ! 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 10068 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 J1800+7828_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 172 telescope corrections were flagged in sub-array 1. ! A total of 64 telescope corrections were flagged in sub-array 2. ! A total of 37 telescope corrections were flagged in sub-array 3. ! A total of 131 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 172 telescope corrections were flagged in sub-array 1. ! A total of 64 telescope corrections were flagged in sub-array 2. ! A total of 37 telescope corrections were flagged in sub-array 3. ! A total of 131 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 172 telescope corrections were flagged in sub-array 1. ! A total of 64 telescope corrections were flagged in sub-array 2. ! A total of 37 telescope corrections were flagged in sub-array 3. ! A total of 131 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.978685Jy sigma=20.543632 ! Fit after self-cal, rms=0.741103Jy sigma=7.199002 ! 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=3.077 mas, bmaj=3.641 mas, bpa=-72.18 degrees ! Estimated noise=0.988448 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 = 1.19886 Jy ! Component: 100 - total flux cleaned = 1.49249 Jy ! Total flux subtracted in 100 components = 1.49249 Jy ! Clean residual min=-0.025929 max=0.116042 Jy/beam ! Clean residual mean=-0.000126 rms=0.006124 Jy/beam ! Combined flux in latest and established models = 1.49249 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 1.49249 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.375406Jy sigma=3.407559 ! Fit after self-cal, rms=0.375300Jy sigma=3.406576 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.12082 Jy ! Component: 100 - total flux cleaned = 0.177639 Jy ! Total flux subtracted in 100 components = 0.177639 Jy ! Clean residual min=-0.023256 max=0.065583 Jy/beam ! Clean residual mean=-0.000090 rms=0.004765 Jy/beam ! Combined flux in latest and established models = 1.67013 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 16 components and 1.67013 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.305110Jy sigma=2.783443 ! Fit after self-cal, rms=0.304936Jy sigma=2.780750 ! Inverting map ! Added new window around map position (-7, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0611053 Jy ! Component: 100 - total flux cleaned = 0.0968442 Jy ! Total flux subtracted in 100 components = 0.0968442 Jy ! Clean residual min=-0.020263 max=0.025777 Jy/beam ! Clean residual mean=-0.000063 rms=0.004247 Jy/beam ! Combined flux in latest and established models = 1.76697 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 33 components and 1.76697 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.280839Jy sigma=2.547097 ! Fit after self-cal, rms=0.279388Jy sigma=2.528105 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0319926 Jy ! Component: 100 - total flux cleaned = 0.0549034 Jy ! Total flux subtracted in 100 components = 0.0549034 Jy ! Clean residual min=-0.019624 max=0.020916 Jy/beam ! Clean residual mean=-0.000048 rms=0.004007 Jy/beam ! Combined flux in latest and established models = 1.82188 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 42 components and 1.82188 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.270479Jy sigma=2.452516 ! Fit after self-cal, rms=0.270159Jy sigma=2.448140 ! 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=3.969 mas, bmaj=4.741 mas, bpa=-72.1 degrees ! Estimated noise=0.786088 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 = 0.0340399 Jy ! Component: 100 - total flux cleaned = 0.0546024 Jy ! Component: 150 - total flux cleaned = 0.0679876 Jy ! Component: 200 - total flux cleaned = 0.0769471 Jy ! Total flux subtracted in 200 components = 0.0769471 Jy ! Clean residual min=-0.016823 max=0.029910 Jy/beam ! Clean residual mean=0.000008 rms=0.004803 Jy/beam ! Combined flux in latest and established models = 1.89882 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 59 components and 1.89882 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.263470Jy sigma=2.405243 ! Fit after self-cal, rms=0.263129Jy sigma=2.401048 ! Inverting map ! Added new window around map position (-27.5, -7.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0320916 Jy ! Component: 100 - total flux cleaned = 0.0526401 Jy ! Component: 150 - total flux cleaned = 0.0670148 Jy ! Component: 200 - total flux cleaned = 0.0777733 Jy ! Total flux subtracted in 200 components = 0.0777733 Jy ! Clean residual min=-0.017573 max=0.022831 Jy/beam ! Clean residual mean=-0.000002 rms=0.004352 Jy/beam ! Combined flux in latest and established models = 1.9766 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 88 components and 1.9766 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.258036Jy sigma=2.348575 ! Fit after self-cal, rms=0.257556Jy sigma=2.343795 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.969 x 4.741 at -72.1 degrees (North through East) ! Clean map min=-0.016892 max=1.5873 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 0.98 KP 1.00 ! LA 0.97 MK 1.00 NL 1.00 OV 0.99 ! PT 0.98 SC 0.97 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 1.04 HN 1.03 KP 1.04 LA 0.97 ! NL 1.06 OV 1.01 PT 1.04 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.98 HN 1.02 KP 1.02 ! LA 0.93 MK 1.01 NL 1.20 PT 1.00 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.05 FD 1.07 HN 1.02 KP 0.94 ! LA 0.96 MK 1.04 NL 1.06 OV 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 0.98 KP 1.00 ! LA 0.97 MK 1.00 NL 0.97 OV 0.99 ! PT 0.99 SC 0.98 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 1.02 HN 1.02 KP 1.04 LA 0.98 ! NL 1.06 OV 1.03 PT 1.05 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.87 FD 0.99 HN 1.00 KP 1.01 ! LA 0.95 MK 1.02 NL 1.62 PT 1.00 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.96 FD 1.07 HN 1.02 KP 0.95 ! LA 0.98 MK 1.04 NL 0.96 OV 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 0.99 KP 0.99 ! LA 0.97 MK 1.01 NL 0.97 OV 1.00 ! PT 0.99 SC 0.97 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 1.04 HN 1.03 KP 1.03 LA 0.98 ! NL 1.03 OV 1.01 PT 1.05 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.98 HN 1.01 KP 1.03 ! LA 0.94 MK 1.03 NL 1.11 PT 1.01 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.05 FD 1.05 HN 1.02 KP 0.95 ! LA 0.97 MK 1.03 NL 1.06 OV 1.01 ! ! ! Fit before self-cal, rms=0.257556Jy sigma=2.343795 ! Fit after self-cal, rms=0.299646Jy sigma=2.067763 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.966 mas, bmaj=4.74 mas, bpa=-72.33 degrees ! Estimated noise=0.790714 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 (-42, -7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0220782 Jy ! Component: 100 - total flux cleaned = 0.0352467 Jy ! Component: 150 - total flux cleaned = 0.0457875 Jy ! Component: 200 - total flux cleaned = 0.0545398 Jy ! Total flux subtracted in 200 components = 0.0545398 Jy ! Clean residual min=-0.014889 max=0.019825 Jy/beam ! Clean residual mean=0.000006 rms=0.003635 Jy/beam ! Combined flux in latest and established models = 2.03114 Jy ! Performing phase self-cal ! Adding 51 model components to the UV plane model. ! The established model now contains 136 components and 2.03114 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.296942Jy sigma=2.041511 ! Fit after self-cal, rms=0.296773Jy sigma=2.038908 ! Inverting map ! Added new window around map position (-34.5, -18.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0181095 Jy ! Component: 100 - total flux cleaned = 0.0285927 Jy ! Component: 150 - total flux cleaned = 0.0366579 Jy ! Component: 200 - total flux cleaned = 0.0425052 Jy ! Total flux subtracted in 200 components = 0.0425052 Jy ! Clean residual min=-0.014903 max=0.016662 Jy/beam ! Clean residual mean=-0.000006 rms=0.003507 Jy/beam ! Combined flux in latest and established models = 2.07364 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 161 components and 2.07364 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.294888Jy sigma=2.022011 ! Fit after self-cal, rms=0.294773Jy sigma=2.020494 ! 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=0.294773Jy sigma=2.020494 ! Fit after self-cal, rms=0.120509Jy sigma=1.051595 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.958 mas, bmaj=4.74 mas, bpa=-72.43 degrees ! Estimated noise=0.79114 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0077163 Jy ! Component: 100 - total flux cleaned = 0.0116661 Jy ! Component: 150 - total flux cleaned = 0.0144299 Jy ! Component: 200 - total flux cleaned = 0.0161672 Jy ! Total flux subtracted in 200 components = 0.0161672 Jy ! Clean residual min=-0.005482 max=0.008510 Jy/beam ! Clean residual mean=-0.000006 rms=0.001359 Jy/beam ! Combined flux in latest and established models = 2.08981 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 184 components and 2.08981 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.119140Jy sigma=1.037156 ! Fit after self-cal, rms=0.119062Jy sigma=1.036160 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 (-13.5, -4.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00854001 Jy ! Component: 100 - total flux cleaned = 0.00924412 Jy ! Component: 150 - total flux cleaned = 0.0107107 Jy ! Component: 200 - total flux cleaned = 0.0120479 Jy ! Total flux subtracted in 200 components = 0.0120479 Jy ! Clean residual min=-0.005207 max=0.006572 Jy/beam ! Clean residual mean=-0.000002 rms=0.001293 Jy/beam ! Combined flux in latest and established models = 2.10186 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 212 components and 2.10186 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.118073Jy sigma=1.024414 ! Fit after self-cal, rms=0.118008Jy sigma=1.023887 ! Inverting map ! Added new window around map position (-51.5, 2.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00623466 Jy ! Component: 100 - total flux cleaned = 0.00793966 Jy ! Component: 150 - total flux cleaned = 0.00932897 Jy ! Component: 200 - total flux cleaned = 0.0106331 Jy ! Total flux subtracted in 200 components = 0.0106331 Jy ! Clean residual min=-0.004918 max=0.005111 Jy/beam ! Clean residual mean=-0.000004 rms=0.001250 Jy/beam ! Combined flux in latest and established models = 2.11249 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 228 components and 2.11249 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.117383Jy sigma=1.017346 ! Fit after self-cal, rms=0.117358Jy sigma=1.017088 ! 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=0.117358Jy sigma=1.017088 ! Fit after self-cal, rms=0.082200Jy sigma=0.814006 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.958 mas, bmaj=4.74 mas, bpa=-72.36 degrees ! Estimated noise=0.790104 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00148153 Jy ! Component: 100 - total flux cleaned = 0.00238129 Jy ! Component: 150 - total flux cleaned = 0.00302557 Jy ! Component: 200 - total flux cleaned = 0.00331504 Jy ! Total flux subtracted in 200 components = 0.00331504 Jy ! Clean residual min=-0.003418 max=0.004719 Jy/beam ! Clean residual mean=0.000007 rms=0.000796 Jy/beam ! Combined flux in latest and established models = 2.1158 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 254 components and 2.11581 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.081544Jy sigma=0.807215 ! Fit after self-cal, rms=0.081510Jy sigma=0.806956 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 (-48, 11.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00310316 Jy ! Component: 100 - total flux cleaned = 0.00396299 Jy ! Component: 150 - total flux cleaned = 0.00476143 Jy ! Component: 200 - total flux cleaned = 0.00538852 Jy ! Total flux subtracted in 200 components = 0.00538852 Jy ! Clean residual min=-0.003421 max=0.004096 Jy/beam ! Clean residual mean=0.000005 rms=0.000760 Jy/beam ! Combined flux in latest and established models = 2.12119 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 266 components and 2.12119 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.081045Jy sigma=0.802148 ! Fit after self-cal, rms=0.081021Jy sigma=0.801998 ! Inverting map ! Added new window around map position (-31.5, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0036328 Jy ! Component: 100 - total flux cleaned = 0.00468461 Jy ! Component: 150 - total flux cleaned = 0.00504642 Jy ! Component: 200 - total flux cleaned = 0.00572153 Jy ! Total flux subtracted in 200 components = 0.00572153 Jy ! Clean residual min=-0.003367 max=0.002952 Jy/beam ! Clean residual mean=0.000004 rms=0.000722 Jy/beam ! Combined flux in latest and established models = 2.12692 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 285 components and 2.12692 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080619Jy sigma=0.797909 ! Fit after self-cal, rms=0.080595Jy sigma=0.797767 ! 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=0.080595Jy sigma=0.797767 ! Fit after self-cal, rms=0.080398Jy sigma=0.796337 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.19 mas, bmaj=9.243 mas, bpa=-71.6 degrees ! Estimated noise=1.03645 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00456574 Jy ! Component: 100 - total flux cleaned = 0.0064123 Jy ! Component: 150 - total flux cleaned = 0.0073771 Jy ! Component: 200 - total flux cleaned = 0.00845064 Jy ! Total flux subtracted in 200 components = 0.00845064 Jy ! Clean residual min=-0.003322 max=0.003039 Jy/beam ! Clean residual mean=0.000008 rms=0.000871 Jy/beam ! Combined flux in latest and established models = 2.13537 Jy selfcal ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 321 components and 2.13537 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080142Jy sigma=0.794185 ! Fit after self-cal, rms=0.080129Jy sigma=0.794016 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 = 0.00130472 Jy ! Component: 100 - total flux cleaned = 0.00207404 Jy ! Component: 150 - total flux cleaned = 0.00286515 Jy ! Component: 200 - total flux cleaned = 0.00351175 Jy ! Total flux subtracted in 200 components = 0.00351175 Jy ! Clean residual min=-0.003192 max=0.002986 Jy/beam ! Clean residual mean=0.000006 rms=0.000845 Jy/beam ! Combined flux in latest and established models = 2.13888 Jy ! Performing phase self-cal ! Adding 54 model components to the UV plane model. ! The established model now contains 356 components and 2.13888 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080011Jy sigma=0.793032 ! Fit after self-cal, rms=0.080009Jy sigma=0.792985 ! 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=3.958 mas, bmaj=4.743 mas, bpa=-72.37 degrees ! Estimated noise=0.789644 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.958 x 4.743 at -72.37 degrees (North through East) ! Clean map min=-0.0031776 max=1.5903 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=0.080009Jy sigma=0.792985 ! Fit after self-cal, rms=0.071142Jy sigma=0.684494 ! Inverting map and beam ! Estimated beam: bmin=3.959 mas, bmaj=4.743 mas, bpa=-72.44 degrees ! Estimated noise=0.78952 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00236133 Jy ! Component: 100 - total flux cleaned = -0.00269128 Jy ! Component: 150 - total flux cleaned = -0.00269351 Jy ! Component: 200 - total flux cleaned = -0.00241494 Jy ! Total flux subtracted in 200 components = -0.00241494 Jy ! Clean residual min=-0.002868 max=0.002448 Jy/beam ! Clean residual mean=0.000006 rms=0.000646 Jy/beam ! Combined flux in latest and established models = 2.13646 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 370 components and 2.13646 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070878Jy sigma=0.681265 ! Fit after self-cal, rms=0.070867Jy sigma=0.681171 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000213823 Jy ! Component: 100 - total flux cleaned = 0.000139445 Jy ! Component: 150 - total flux cleaned = 0.000474584 Jy ! Component: 200 - total flux cleaned = 0.000795623 Jy ! Total flux subtracted in 200 components = 0.000795623 Jy ! Clean residual min=-0.002768 max=0.002425 Jy/beam ! Clean residual mean=0.000006 rms=0.000636 Jy/beam ! Combined flux in latest and established models = 2.13726 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 377 components and 2.13726 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070693Jy sigma=0.679058 ! Fit after self-cal, rms=0.070686Jy sigma=0.678996 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070686Jy sigma=0.678996 ! Fit after self-cal, rms=0.070641Jy sigma=0.678698 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=3.074 mas, bmaj=3.641 mas, bpa=-72.47 degrees ! Estimated noise=0.99557 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.20624 Jy ! Component: 100 - total flux cleaned = 1.50332 Jy ! Component: 150 - total flux cleaned = 1.62837 Jy ! Component: 200 - total flux cleaned = 1.70146 Jy ! Total flux subtracted in 200 components = 1.70146 Jy ! Clean residual min=-0.009523 max=0.038403 Jy/beam ! Clean residual mean=-0.000041 rms=0.002424 Jy/beam ! Combined flux in latest and established models = 1.70146 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 18 model components to the UV plane model. ! The established model now contains 18 components and 1.70146 Jy ! Inverting map and beam ! Estimated beam: bmin=3.959 mas, bmaj=4.745 mas, bpa=-72.45 degrees ! Estimated noise=0.78939 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 = 0.0748367 Jy ! Component: 100 - total flux cleaned = 0.120875 Jy ! Component: 150 - total flux cleaned = 0.156014 Jy ! Component: 200 - total flux cleaned = 0.184947 Jy ! Total flux subtracted in 200 components = 0.184947 Jy ! Clean residual min=-0.006708 max=0.017677 Jy/beam ! Clean residual mean=-0.000007 rms=0.002460 Jy/beam ! Combined flux in latest and established models = 1.88641 Jy ! Adding 76 model components to the UV plane model. ! The established model now contains 84 components and 1.88641 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0246505 Jy ! Component: 100 - total flux cleaned = 0.0459849 Jy ! Component: 150 - total flux cleaned = 0.0646698 Jy ! Component: 200 - total flux cleaned = 0.0811458 Jy ! Total flux subtracted in 200 components = 0.0811458 Jy ! Clean residual min=-0.004827 max=0.010405 Jy/beam ! Clean residual mean=0.000004 rms=0.001662 Jy/beam ! Combined flux in latest and established models = 1.96755 Jy ! Adding 78 model components to the UV plane model. ! The established model now contains 141 components and 1.96755 Jy ! Inverting map ! Added new window around map position (-21, -1.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0146669 Jy ! Component: 100 - total flux cleaned = 0.0277654 Jy ! Component: 150 - total flux cleaned = 0.0395047 Jy ! Component: 200 - total flux cleaned = 0.050061 Jy ! Total flux subtracted in 200 components = 0.050061 Jy ! Clean residual min=-0.003836 max=0.006914 Jy/beam ! Clean residual mean=0.000008 rms=0.001233 Jy/beam ! Combined flux in latest and established models = 2.01762 Jy ! Adding 80 model components to the UV plane model. ! The established model now contains 188 components and 2.01761 Jy ! Inverting map ! Added new window around map position (-42, -14.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00957573 Jy ! Component: 100 - total flux cleaned = 0.0182797 Jy ! Component: 150 - total flux cleaned = 0.0262462 Jy ! Component: 200 - total flux cleaned = 0.0335538 Jy ! Total flux subtracted in 200 components = 0.0335538 Jy ! Clean residual min=-0.003252 max=0.005003 Jy/beam ! Clean residual mean=0.000009 rms=0.000981 Jy/beam ! Combined flux in latest and established models = 2.05117 Jy ! Adding 88 model components to the UV plane model. ! The established model now contains 234 components and 2.05117 Jy ! Inverting map ! Added new window around map position (-40, 6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00675988 Jy ! Component: 100 - total flux cleaned = 0.0129674 Jy ! Component: 150 - total flux cleaned = 0.0186982 Jy ! Component: 200 - total flux cleaned = 0.0240002 Jy ! Total flux subtracted in 200 components = 0.0240002 Jy ! Clean residual min=-0.002841 max=0.004093 Jy/beam ! Clean residual mean=0.000009 rms=0.000826 Jy/beam ! Combined flux in latest and established models = 2.07517 Jy ! Adding 84 model components to the UV plane model. ! The established model now contains 267 components and 2.07517 Jy ! Inverting map ! Added new window around map position (-18.5, -12). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00502459 Jy ! Component: 100 - total flux cleaned = 0.00961149 Jy ! Component: 150 - total flux cleaned = 0.0138752 Jy ! Component: 200 - total flux cleaned = 0.0178394 Jy ! Total flux subtracted in 200 components = 0.0178394 Jy ! Clean residual min=-0.002625 max=0.003038 Jy/beam ! Clean residual mean=0.000008 rms=0.000731 Jy/beam ! Combined flux in latest and established models = 2.09301 Jy ! Adding 90 model components to the UV plane model. ! The established model now contains 298 components and 2.09301 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=8.189 mas, bmaj=9.248 mas, bpa=-71.63 degrees ! Estimated noise=1.03573 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00674219 Jy ! Component: 100 - total flux cleaned = 0.0123393 Jy ! Component: 150 - total flux cleaned = 0.0171493 Jy ! Component: 200 - total flux cleaned = 0.02133 Jy ! Total flux subtracted in 200 components = 0.02133 Jy ! Clean residual min=-0.003162 max=0.002648 Jy/beam ! Clean residual mean=0.000012 rms=0.000924 Jy/beam ! Combined flux in latest and established models = 2.11434 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 = 0.00365977 Jy ! Component: 100 - total flux cleaned = 0.00689058 Jy ! Component: 150 - total flux cleaned = 0.00975887 Jy ! Component: 200 - total flux cleaned = 0.0123219 Jy ! Total flux subtracted in 200 components = 0.0123219 Jy ! Clean residual min=-0.003221 max=0.002566 Jy/beam ! Clean residual mean=0.000010 rms=0.000828 Jy/beam ! Combined flux in latest and established models = 2.12666 Jy ! Adding 255 model components to the UV plane model. ! The established model now contains 531 components and 2.12666 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.959 mas, bmaj=4.745 mas, bpa=-72.45 degrees ! Estimated noise=0.78939 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00233939 Jy ! Component: 100 - total flux cleaned = 0.00350739 Jy ! Component: 150 - total flux cleaned = 0.00459428 Jy ! Component: 200 - total flux cleaned = 0.00548746 Jy ! Total flux subtracted in 200 components = 0.00548746 Jy ! Clean residual min=-0.002603 max=0.002443 Jy/beam ! Clean residual mean=0.000005 rms=0.000601 Jy/beam ! Combined flux in latest and established models = 2.13214 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 553 components and 2.13214 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069966Jy sigma=0.671093 ! Fit after self-cal, rms=0.069824Jy sigma=0.669259 wmodel J1800+7828_S_b_map.mod ! Writing 553 model components to file: J1800+7828_S_b_map.mod wobs J1800+7828_S_b_uvs.fits ! Writing UV FITS file: J1800+7828_S_b_uvs.fits wwins J1800+7828_S_b_map.win ! wwins: Wrote 13 windows to J1800+7828_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 = -0.000523065 Jy ! Component: 100 - total flux cleaned = -0.000824317 Jy ! Component: 150 - total flux cleaned = -0.000947341 Jy ! Component: 200 - total flux cleaned = -0.00122902 Jy ! Component: 250 - total flux cleaned = -0.00126778 Jy ! Component: 300 - total flux cleaned = -0.00126704 Jy ! Component: 350 - total flux cleaned = -0.00122884 Jy ! Component: 400 - total flux cleaned = -0.00126693 Jy ! Component: 450 - total flux cleaned = -0.00134135 Jy ! Component: 500 - total flux cleaned = -0.00137838 Jy ! Component: 550 - total flux cleaned = -0.00159453 Jy ! Component: 600 - total flux cleaned = -0.00162984 Jy ! Component: 650 - total flux cleaned = -0.00173537 Jy ! Component: 700 - total flux cleaned = -0.00180491 Jy ! Component: 750 - total flux cleaned = -0.00180533 Jy ! Component: 800 - total flux cleaned = -0.00190759 Jy ! Component: 850 - total flux cleaned = -0.00197533 Jy ! Component: 900 - total flux cleaned = -0.00204216 Jy ! Component: 950 - total flux cleaned = -0.00217519 Jy ! Component: 1000 - total flux cleaned = -0.00220848 Jy ! Component: 1050 - total flux cleaned = -0.00237239 Jy ! Component: 1100 - total flux cleaned = -0.00230771 Jy ! Component: 1150 - total flux cleaned = -0.0024692 Jy ! Component: 1200 - total flux cleaned = -0.00246899 Jy ! Component: 1250 - total flux cleaned = -0.00259702 Jy ! Component: 1300 - total flux cleaned = -0.00259701 Jy ! Component: 1350 - total flux cleaned = -0.00272269 Jy ! Component: 1400 - total flux cleaned = -0.00275391 Jy ! Component: 1450 - total flux cleaned = -0.00275416 Jy ! Component: 1500 - total flux cleaned = -0.00281593 Jy ! Component: 1550 - total flux cleaned = -0.00278558 Jy ! Component: 1600 - total flux cleaned = -0.00281594 Jy ! Component: 1650 - total flux cleaned = -0.00296744 Jy ! Component: 1700 - total flux cleaned = -0.00293709 Jy ! Component: 1750 - total flux cleaned = -0.00293689 Jy ! Component: 1800 - total flux cleaned = -0.0029668 Jy ! Component: 1850 - total flux cleaned = -0.00302652 Jy ! Component: 1900 - total flux cleaned = -0.00314482 Jy ! Component: 1950 - total flux cleaned = -0.00311543 Jy ! Component: 2000 - total flux cleaned = -0.00323279 Jy ! Component: 2050 - total flux cleaned = -0.00323291 Jy ! Component: 2100 - total flux cleaned = -0.00334922 Jy ! Component: 2150 - total flux cleaned = -0.00355147 Jy ! Component: 2200 - total flux cleaned = -0.00363792 Jy ! Component: 2250 - total flux cleaned = -0.00358036 Jy ! Component: 2300 - total flux cleaned = -0.00369438 Jy ! Component: 2350 - total flux cleaned = -0.00375139 Jy ! Component: 2400 - total flux cleaned = -0.00386474 Jy ! Component: 2450 - total flux cleaned = -0.00392089 Jy ! Component: 2500 - total flux cleaned = -0.00392081 Jy ! Component: 2550 - total flux cleaned = -0.00386489 Jy ! Component: 2600 - total flux cleaned = -0.00403213 Jy ! Component: 2650 - total flux cleaned = -0.00408761 Jy ! Component: 2700 - total flux cleaned = -0.0041705 Jy ! Component: 2750 - total flux cleaned = -0.00419803 Jy ! Component: 2800 - total flux cleaned = -0.00436261 Jy ! Component: 2850 - total flux cleaned = -0.00441749 Jy ! Component: 2900 - total flux cleaned = -0.00436311 Jy ! Component: 2950 - total flux cleaned = -0.00447164 Jy ! Component: 3000 - total flux cleaned = -0.00457976 Jy ! Component: 3050 - total flux cleaned = -0.00468741 Jy ! Component: 3100 - total flux cleaned = -0.00468758 Jy ! Component: 3150 - total flux cleaned = -0.00479453 Jy ! Component: 3200 - total flux cleaned = -0.0050343 Jy ! Component: 3250 - total flux cleaned = -0.00500764 Jy ! Component: 3300 - total flux cleaned = -0.00516643 Jy ! Component: 3350 - total flux cleaned = -0.00514002 Jy ! Component: 3400 - total flux cleaned = -0.00524513 Jy ! Component: 3450 - total flux cleaned = -0.00524511 Jy ! Component: 3500 - total flux cleaned = -0.00534942 Jy ! Component: 3550 - total flux cleaned = -0.00537533 Jy ! Component: 3600 - total flux cleaned = -0.00550479 Jy ! Component: 3650 - total flux cleaned = -0.00555646 Jy ! Component: 3700 - total flux cleaned = -0.00558212 Jy ! Component: 3750 - total flux cleaned = -0.00571043 Jy ! Component: 3800 - total flux cleaned = -0.00583831 Jy ! Component: 3850 - total flux cleaned = -0.00594028 Jy ! Component: 3900 - total flux cleaned = -0.00588946 Jy ! Component: 3950 - total flux cleaned = -0.00596563 Jy ! Component: 4000 - total flux cleaned = -0.00604149 Jy ! Component: 4050 - total flux cleaned = -0.00611699 Jy ! Total flux subtracted in 4096 components = -0.00611693 Jy ! Clean residual min=-0.001618 max=0.001524 Jy/beam ! Clean residual mean=0.000000 rms=0.000471 Jy/beam ! Combined flux in latest and established models = 2.12603 Jy keep ! Adding 336 model components to the UV plane model. ! The established model now contains 888 components and 2.12603 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J1800+7828_S_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.959 x 4.745 at -72.45 degrees (North through East) ! Clean map min=-0.0021179 max=1.5924 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J1800+7828_S_b_map.fits wmodel /vlbi/uf001/uvm//J1800+7828_S_b_map.mod ! Writing 888 model components to file: /vlbi/uf001/uvm//J1800+7828_S_b_map.mod wobs /vlbi/uf001/uvm//J1800+7828_S_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J1800+7828_S_b_uvs.fits wwins /vlbi/uf001/uvm//J1800+7828_S_b_map.win ! wwins: Wrote 14 windows to /vlbi/uf001/uvm//J1800+7828_S_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.59238 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000470996 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0887343 0.0887343 0.177469 0.354937 0.709874 1.41975 2.8395 5.679 11.358 22.716 45.432 90.8639 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0014 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.592 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3380.88 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J1800+7828_S_b_dfm.log closed on Sun Jan 13 22:11:36 2019