! Started logfile: /image_prod/ug002_uvm//J1640+3946_S_a_dfm.log on Wed Mar 4 17:27:59 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_uvm//J1640+3946_S_a_uvm.fits ! Reading UV FITS file: /image_prod/ug002_uvm//J1640+3946_S_a_uvm.fits ! AN table 1: 18 integrations on 36 of 36 possible baselines. ! AN table 2: 70 integrations on 45 of 45 possible baselines. ! AN table 3: 18 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.713854 visibilities/baseline/integration-bin. ! Found source: J1640+3946 ! ! 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 9213 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 J1640+3946_S_a] 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 27 telescope corrections were flagged in sub-array 1. ! A total of 146 telescope corrections were flagged in sub-array 2. ! A total of 22 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 27 telescope corrections were flagged in sub-array 1. ! A total of 146 telescope corrections were flagged in sub-array 2. ! A total of 22 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 27 telescope corrections were flagged in sub-array 1. ! A total of 146 telescope corrections were flagged in sub-array 2. ! A total of 22 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.396341Jy sigma=8.567256 ! Fit after self-cal, rms=0.211818Jy sigma=1.382284 ! 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=3.008 mas, bmaj=4.953 mas, bpa=-15.86 degrees ! Estimated noise=1.60224 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 = 0.691968 Jy ! Component: 100 - total flux cleaned = 0.843384 Jy ! Total flux subtracted in 100 components = 0.843384 Jy ! Clean residual min=-0.018507 max=0.045848 Jy/beam ! Clean residual mean=-0.000012 rms=0.004296 Jy/beam ! Combined flux in latest and established models = 0.843384 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.843384 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.214245Jy sigma=1.158902 ! Fit after self-cal, rms=0.214244Jy sigma=1.158889 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0459544 Jy ! Component: 100 - total flux cleaned = 0.067324 Jy ! Total flux subtracted in 100 components = 0.067324 Jy ! Clean residual min=-0.017082 max=0.016875 Jy/beam ! Clean residual mean=-0.000003 rms=0.003946 Jy/beam ! Combined flux in latest and established models = 0.910708 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 17 components and 0.910708 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.197037Jy sigma=1.121666 ! Fit after self-cal, rms=0.196990Jy sigma=1.121405 ! 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=3.753 mas, bmaj=5.932 mas, bpa=-15.21 degrees ! Estimated noise=1.26905 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 = 0.0148514 Jy ! Component: 100 - total flux cleaned = 0.0156049 Jy ! Component: 150 - total flux cleaned = 0.015923 Jy ! Component: 200 - total flux cleaned = 0.016447 Jy ! Total flux subtracted in 200 components = 0.016447 Jy ! Clean residual min=-0.015770 max=0.021461 Jy/beam ! Clean residual mean=-0.000014 rms=0.004800 Jy/beam ! Combined flux in latest and established models = 0.927155 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 38 components and 0.927155 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.194148Jy sigma=1.121057 ! Fit after self-cal, rms=0.194128Jy sigma=1.120945 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.753 x 5.932 at -15.21 degrees (North through East) ! Clean map min=-0.01529 max=0.896 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.00 KP 0.96 ! LA 0.99 MK 1.01 NL 0.95 OV 1.26 ! PT 1.05 ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 1.03 HN 1.00 KP 0.97 ! LA 1.00 MK 1.01 NL 1.02 OV 1.03 ! PT 0.98 SC 1.06 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.83 FD 0.97 KP 0.92 LA 0.98 ! MK 1.06 NL 0.92 OV 0.95 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.98 HN 1.01 KP 0.96 ! LA 1.00 MK 0.99 NL 1.13 OV 1.90 ! PT 0.98 ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 1.02 HN 1.00 KP 0.99 ! LA 1.02 MK 0.98 NL 1.02 OV 1.14 ! PT 0.99 SC 1.05 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.79 FD 0.98 KP 0.94 LA 0.97 ! MK 1.05 NL 1.12 OV 0.97 SC 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.00 KP 0.97 ! LA 0.99 MK 0.99 NL 1.07 OV 1.38 ! PT 0.97 ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 1.02 HN 1.00 KP 0.96 ! LA 1.00 MK 0.99 NL 0.96 OV 1.03 ! PT 0.98 SC 1.09 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.81 FD 0.98 KP 0.95 LA 0.96 ! MK 1.05 NL 1.08 OV 0.94 SC 1.00 ! ! ! Fit before self-cal, rms=0.194128Jy sigma=1.120945 ! Fit after self-cal, rms=0.196199Jy sigma=0.911645 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.76 mas, bmaj=5.924 mas, bpa=-15.52 degrees ! Estimated noise=1.28477 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 = 0.0109101 Jy ! Component: 100 - total flux cleaned = 0.0155495 Jy ! Component: 150 - total flux cleaned = 0.0178655 Jy ! Component: 200 - total flux cleaned = 0.0180601 Jy ! Total flux subtracted in 200 components = 0.0180601 Jy ! Clean residual min=-0.011679 max=0.012865 Jy/beam ! Clean residual mean=0.000001 rms=0.003351 Jy/beam ! Combined flux in latest and established models = 0.945215 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 47 components and 0.945216 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.194498Jy sigma=0.914341 ! Fit after self-cal, rms=0.194499Jy sigma=0.914220 ! 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=0.194499Jy sigma=0.914220 ! Fit after self-cal, rms=0.083867Jy sigma=0.413569 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.743 mas, bmaj=5.918 mas, bpa=-15.35 degrees ! Estimated noise=1.28652 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00397644 Jy ! Component: 100 - total flux cleaned = 0.00491235 Jy ! Component: 150 - total flux cleaned = 0.00540506 Jy ! Component: 200 - total flux cleaned = 0.00552972 Jy ! Total flux subtracted in 200 components = 0.00552972 Jy ! Clean residual min=-0.003850 max=0.004636 Jy/beam ! Clean residual mean=-0.000009 rms=0.000858 Jy/beam ! Combined flux in latest and established models = 0.950745 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 57 components and 0.950745 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.083458Jy sigma=0.411738 ! Fit after self-cal, rms=0.083543Jy sigma=0.411465 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 (-6.5, -3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00427696 Jy ! Component: 100 - total flux cleaned = 0.00539175 Jy ! Component: 150 - total flux cleaned = 0.0058964 Jy ! Component: 200 - total flux cleaned = 0.00608156 Jy ! Total flux subtracted in 200 components = 0.00608156 Jy ! Clean residual min=-0.003995 max=0.003490 Jy/beam ! Clean residual mean=-0.000006 rms=0.000827 Jy/beam ! Combined flux in latest and established models = 0.956827 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 75 components and 0.956827 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.083307Jy sigma=0.409630 ! Fit after self-cal, rms=0.083265Jy sigma=0.409417 ! 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=0.083265Jy sigma=0.409417 ! Fit after self-cal, rms=0.076471Jy sigma=0.377862 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.74 mas, bmaj=5.904 mas, bpa=-15.17 degrees ! Estimated noise=1.28822 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00353708 Jy ! Component: 100 - total flux cleaned = 0.00528413 Jy ! Component: 150 - total flux cleaned = 0.00576855 Jy ! Component: 200 - total flux cleaned = 0.00613566 Jy ! Total flux subtracted in 200 components = 0.00613566 Jy ! Clean residual min=-0.002345 max=0.003204 Jy/beam ! Clean residual mean=-0.000005 rms=0.000603 Jy/beam ! Combined flux in latest and established models = 0.962963 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 86 components and 0.962963 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.076255Jy sigma=0.376504 ! Fit after self-cal, rms=0.076244Jy sigma=0.376418 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, -18). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00161971 Jy ! Component: 100 - total flux cleaned = 0.0020783 Jy ! Component: 150 - total flux cleaned = 0.00233483 Jy ! Component: 200 - total flux cleaned = 0.0026264 Jy ! Total flux subtracted in 200 components = 0.0026264 Jy ! Clean residual min=-0.002350 max=0.002905 Jy/beam ! Clean residual mean=-0.000004 rms=0.000583 Jy/beam ! Combined flux in latest and established models = 0.965589 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 99 components and 0.965589 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.076060Jy sigma=0.375459 ! Fit after self-cal, rms=0.076052Jy sigma=0.375413 ! Inverting map ! Added new window around map position (-11, -22). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00265635 Jy ! Component: 100 - total flux cleaned = 0.00353546 Jy ! Component: 150 - total flux cleaned = 0.00428553 Jy ! Component: 200 - total flux cleaned = 0.00460427 Jy ! Total flux subtracted in 200 components = 0.00460427 Jy ! Clean residual min=-0.002275 max=0.002450 Jy/beam ! Clean residual mean=-0.000004 rms=0.000565 Jy/beam ! Combined flux in latest and established models = 0.970194 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 116 components and 0.970194 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.075917Jy sigma=0.374586 ! Fit after self-cal, rms=0.075909Jy sigma=0.374566 ! Inverting map ! Added new window around map position (5, -7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000969806 Jy ! Component: 100 - total flux cleaned = 0.000897779 Jy ! Component: 150 - total flux cleaned = 0.00116834 Jy ! Component: 200 - total flux cleaned = 0.0015235 Jy ! Total flux subtracted in 200 components = 0.0015235 Jy ! Clean residual min=-0.002209 max=0.002074 Jy/beam ! Clean residual mean=-0.000004 rms=0.000549 Jy/beam ! Combined flux in latest and established models = 0.971717 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 132 components and 0.971717 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.075785Jy sigma=0.373878 ! Fit after self-cal, rms=0.075779Jy sigma=0.373836 ! 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=0.075779Jy sigma=0.373836 ! Fit after self-cal, rms=0.075661Jy sigma=0.373177 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.295 mas, bmaj=9.27 mas, bpa=-16.6 degrees ! Estimated noise=1.57108 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0029073 Jy ! Component: 100 - total flux cleaned = 0.00443274 Jy ! Component: 150 - total flux cleaned = 0.0050392 Jy ! Component: 200 - total flux cleaned = 0.00539539 Jy ! Total flux subtracted in 200 components = 0.00539539 Jy ! Clean residual min=-0.002172 max=0.002097 Jy/beam ! Clean residual mean=-0.000005 rms=0.000589 Jy/beam ! Combined flux in latest and established models = 0.977113 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 158 components and 0.977113 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.075600Jy sigma=0.372773 ! Fit after self-cal, rms=0.075597Jy sigma=0.372745 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 = 0.000513492 Jy ! Component: 100 - total flux cleaned = 0.000720532 Jy ! Component: 150 - total flux cleaned = 0.000883157 Jy ! Component: 200 - total flux cleaned = 0.00100998 Jy ! Total flux subtracted in 200 components = 0.00100998 Jy ! Clean residual min=-0.002193 max=0.002136 Jy/beam ! Clean residual mean=-0.000005 rms=0.000585 Jy/beam ! Combined flux in latest and established models = 0.978123 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 171 components and 0.978123 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.075581Jy sigma=0.372669 ! Fit after self-cal, rms=0.075581Jy sigma=0.372666 ! 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=3.738 mas, bmaj=5.896 mas, bpa=-15.05 degrees ! Estimated noise=1.28964 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.738 x 5.896 at -15.05 degrees (North through East) ! Clean map min=-0.0026147 max=0.90589 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=0.075581Jy sigma=0.372666 ! Fit after self-cal, rms=0.071133Jy sigma=0.330935 ! Inverting map and beam ! Estimated beam: bmin=3.737 mas, bmaj=5.893 mas, bpa=-15.02 degrees ! Estimated noise=1.29077 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00217153 Jy ! Component: 100 - total flux cleaned = 0.00345389 Jy ! Component: 150 - total flux cleaned = 0.00375587 Jy ! Component: 200 - total flux cleaned = 0.00394358 Jy ! Total flux subtracted in 200 components = 0.00394358 Jy ! Clean residual min=-0.002044 max=0.002026 Jy/beam ! Clean residual mean=-0.000001 rms=0.000508 Jy/beam ! Combined flux in latest and established models = 0.982066 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 184 components and 0.982066 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.071025Jy sigma=0.330347 ! Fit after self-cal, rms=0.071025Jy sigma=0.330338 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000278624 Jy ! Component: 100 - total flux cleaned = 0.000448955 Jy ! Component: 150 - total flux cleaned = 0.000530625 Jy ! Component: 200 - total flux cleaned = 0.000569012 Jy ! Total flux subtracted in 200 components = 0.000569012 Jy ! Clean residual min=-0.002022 max=0.002001 Jy/beam ! Clean residual mean=-0.000001 rms=0.000504 Jy/beam ! Combined flux in latest and established models = 0.982635 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 196 components and 0.982635 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070977Jy sigma=0.330058 ! Fit after self-cal, rms=0.070977Jy sigma=0.330055 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070977Jy sigma=0.330055 ! Fit after self-cal, rms=0.070945Jy sigma=0.329838 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=3.001 mas, bmaj=4.938 mas, bpa=-15.54 degrees ! Estimated noise=1.62454 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.700167 Jy ! Component: 100 - total flux cleaned = 0.853495 Jy ! Component: 150 - total flux cleaned = 0.901174 Jy ! Component: 200 - total flux cleaned = 0.92356 Jy ! Total flux subtracted in 200 components = 0.92356 Jy ! Clean residual min=-0.003708 max=0.011128 Jy/beam ! Clean residual mean=-0.000008 rms=0.000950 Jy/beam ! Combined flux in latest and established models = 0.92356 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.92356 Jy ! Inverting map and beam ! Estimated beam: bmin=3.734 mas, bmaj=5.888 mas, bpa=-14.94 degrees ! Estimated noise=1.29186 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 = 0.0195113 Jy ! Component: 100 - total flux cleaned = 0.02999 Jy ! Component: 150 - total flux cleaned = 0.0366618 Jy ! Component: 200 - total flux cleaned = 0.0414027 Jy ! Total flux subtracted in 200 components = 0.0414027 Jy ! Clean residual min=-0.002252 max=0.003670 Jy/beam ! Clean residual mean=-0.000006 rms=0.000621 Jy/beam ! Combined flux in latest and established models = 0.964962 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 51 components and 0.964962 Jy ! Inverting map ! Added new window around map position (-14.5, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00399589 Jy ! Component: 100 - total flux cleaned = 0.00670328 Jy ! Component: 150 - total flux cleaned = 0.00869553 Jy ! Component: 200 - total flux cleaned = 0.0105346 Jy ! Total flux subtracted in 200 components = 0.0105346 Jy ! Clean residual min=-0.002085 max=0.002258 Jy/beam ! Clean residual mean=-0.000003 rms=0.000538 Jy/beam ! Combined flux in latest and established models = 0.975497 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 76 components and 0.975497 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=8.285 mas, bmaj=9.258 mas, bpa=-16.37 degrees ! Estimated noise=1.57652 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00289556 Jy ! Component: 100 - total flux cleaned = 0.00462733 Jy ! Component: 150 - total flux cleaned = 0.00557439 Jy ! Component: 200 - total flux cleaned = 0.00633901 Jy ! Total flux subtracted in 200 components = 0.00633901 Jy ! Clean residual min=-0.001944 max=0.001958 Jy/beam ! Clean residual mean=-0.000004 rms=0.000569 Jy/beam ! Combined flux in latest and established models = 0.981836 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 = 0.000681991 Jy ! Component: 100 - total flux cleaned = 0.00120442 Jy ! Component: 150 - total flux cleaned = 0.00168413 Jy ! Component: 200 - total flux cleaned = 0.00212414 Jy ! Total flux subtracted in 200 components = 0.00212414 Jy ! Clean residual min=-0.001880 max=0.001973 Jy/beam ! Clean residual mean=-0.000003 rms=0.000554 Jy/beam ! Combined flux in latest and established models = 0.98396 Jy ! Adding 81 model components to the UV plane model. ! The established model now contains 154 components and 0.98396 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.734 mas, bmaj=5.888 mas, bpa=-14.94 degrees ! Estimated noise=1.29186 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.96485e-05 Jy ! Component: 100 - total flux cleaned = 0.000255695 Jy ! Component: 150 - total flux cleaned = 0.000527018 Jy ! Component: 200 - total flux cleaned = 0.000833712 Jy ! Total flux subtracted in 200 components = 0.000833712 Jy ! Clean residual min=-0.001991 max=0.001922 Jy/beam ! Clean residual mean=-0.000001 rms=0.000494 Jy/beam ! Combined flux in latest and established models = 0.984794 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 171 components and 0.984794 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070901Jy sigma=0.329727 ! Fit after self-cal, rms=0.070883Jy sigma=0.329594 wmodel J1640+3946_S_a_map.mod ! Writing 171 model components to file: J1640+3946_S_a_map.mod wobs J1640+3946_S_a_uvs.fits ! Writing UV FITS file: J1640+3946_S_a_uvs.fits wwins J1640+3946_S_a_map.win ! wwins: Wrote 6 windows to J1640+3946_S_a_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 = -0.000415459 Jy ! Component: 100 - total flux cleaned = -0.000698892 Jy ! Component: 150 - total flux cleaned = -0.000836586 Jy ! Component: 200 - total flux cleaned = -0.0010384 Jy ! Component: 250 - total flux cleaned = -0.00120275 Jy ! Component: 300 - total flux cleaned = -0.00133067 Jy ! Component: 350 - total flux cleaned = -0.00142481 Jy ! Component: 400 - total flux cleaned = -0.00154832 Jy ! Component: 450 - total flux cleaned = -0.00166966 Jy ! Component: 500 - total flux cleaned = -0.00178952 Jy ! Component: 550 - total flux cleaned = -0.00187822 Jy ! Component: 600 - total flux cleaned = -0.00202391 Jy ! Component: 650 - total flux cleaned = -0.00213873 Jy ! Component: 700 - total flux cleaned = -0.00222379 Jy ! Component: 750 - total flux cleaned = -0.00227997 Jy ! Component: 800 - total flux cleaned = -0.00230825 Jy ! Component: 850 - total flux cleaned = -0.00239111 Jy ! Component: 900 - total flux cleaned = -0.00252736 Jy ! Component: 950 - total flux cleaned = -0.00241884 Jy ! Component: 1000 - total flux cleaned = -0.002446 Jy ! Component: 1050 - total flux cleaned = -0.0025256 Jy ! Component: 1100 - total flux cleaned = -0.00247281 Jy ! Component: 1150 - total flux cleaned = -0.00252542 Jy ! Component: 1200 - total flux cleaned = -0.00255115 Jy ! Component: 1250 - total flux cleaned = -0.0025 Jy ! Component: 1300 - total flux cleaned = -0.00265332 Jy ! Component: 1350 - total flux cleaned = -0.00270404 Jy ! Component: 1400 - total flux cleaned = -0.00272936 Jy ! Component: 1450 - total flux cleaned = -0.00277945 Jy ! Component: 1500 - total flux cleaned = -0.00280447 Jy ! Component: 1550 - total flux cleaned = -0.00290327 Jy ! Component: 1600 - total flux cleaned = -0.00300127 Jy ! Component: 1650 - total flux cleaned = -0.00300124 Jy ! Component: 1700 - total flux cleaned = -0.00314651 Jy ! Component: 1750 - total flux cleaned = -0.00312234 Jy ! Component: 1800 - total flux cleaned = -0.00317009 Jy ! Component: 1850 - total flux cleaned = -0.00326531 Jy ! Component: 1900 - total flux cleaned = -0.00319441 Jy ! Component: 1950 - total flux cleaned = -0.00331185 Jy ! Component: 2000 - total flux cleaned = -0.00335857 Jy ! Component: 2050 - total flux cleaned = -0.00349845 Jy ! Component: 2100 - total flux cleaned = -0.00349857 Jy ! Component: 2150 - total flux cleaned = -0.00354455 Jy ! Component: 2200 - total flux cleaned = -0.00361343 Jy ! Component: 2250 - total flux cleaned = -0.00361323 Jy ! Component: 2300 - total flux cleaned = -0.00370418 Jy ! Component: 2350 - total flux cleaned = -0.00365917 Jy ! Component: 2400 - total flux cleaned = -0.00379439 Jy ! Component: 2450 - total flux cleaned = -0.00386165 Jy ! Component: 2500 - total flux cleaned = -0.00395089 Jy ! Component: 2550 - total flux cleaned = -0.00399514 Jy ! Component: 2600 - total flux cleaned = -0.00401709 Jy ! Component: 2650 - total flux cleaned = -0.00410507 Jy ! Component: 2700 - total flux cleaned = -0.00408312 Jy ! Component: 2750 - total flux cleaned = -0.00421376 Jy ! Component: 2800 - total flux cleaned = -0.00419211 Jy ! Component: 2850 - total flux cleaned = -0.00423521 Jy ! Component: 2900 - total flux cleaned = -0.00427814 Jy ! Component: 2950 - total flux cleaned = -0.00438511 Jy ! Component: 3000 - total flux cleaned = -0.00442788 Jy ! Component: 3050 - total flux cleaned = -0.00453418 Jy ! Component: 3100 - total flux cleaned = -0.00451306 Jy ! Component: 3150 - total flux cleaned = -0.00455518 Jy ! Component: 3200 - total flux cleaned = -0.00457609 Jy ! Component: 3250 - total flux cleaned = -0.00468046 Jy ! Component: 3300 - total flux cleaned = -0.00468044 Jy ! Component: 3350 - total flux cleaned = -0.0047635 Jy ! Component: 3400 - total flux cleaned = -0.00488738 Jy ! Component: 3450 - total flux cleaned = -0.0049285 Jy ! Component: 3500 - total flux cleaned = -0.00492848 Jy ! Component: 3550 - total flux cleaned = -0.0049692 Jy ! Component: 3600 - total flux cleaned = -0.00498958 Jy ! Component: 3650 - total flux cleaned = -0.00500987 Jy ! Component: 3700 - total flux cleaned = -0.00509081 Jy ! Component: 3750 - total flux cleaned = -0.00501038 Jy ! Component: 3800 - total flux cleaned = -0.00523083 Jy ! Component: 3850 - total flux cleaned = -0.00519084 Jy ! Component: 3900 - total flux cleaned = -0.00523064 Jy ! Component: 3950 - total flux cleaned = -0.00519093 Jy ! Component: 4000 - total flux cleaned = -0.00523057 Jy ! Component: 4050 - total flux cleaned = -0.00526995 Jy ! Total flux subtracted in 4096 components = -0.00542684 Jy ! Clean residual min=-0.001032 max=0.001137 Jy/beam ! Clean residual mean=0.000001 rms=0.000373 Jy/beam ! Combined flux in latest and established models = 0.979367 Jy keep ! Adding 328 model components to the UV plane model. ! The established model now contains 499 components and 0.979367 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uvm//J1640+3946_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.734 x 5.888 at -14.94 degrees (North through East) ! Clean map min=-0.0024376 max=0.90748 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uvm//J1640+3946_S_a_map.fits wmodel /image_prod/ug002_uvm//J1640+3946_S_a_map.mod ! Writing 499 model components to file: /image_prod/ug002_uvm//J1640+3946_S_a_map.mod wobs /image_prod/ug002_uvm//J1640+3946_S_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uvm//J1640+3946_S_a_uvs.fits wwins /image_prod/ug002_uvm//J1640+3946_S_a_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uvm//J1640+3946_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.907482 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000373219 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.123381 0.123381 0.246762 0.493523 0.987046 1.97409 3.94819 7.89637 15.7927 31.5855 63.171 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0011 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.907 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2431.5 quit ! Quitting program ! Log file /image_prod/ug002_uvm//J1640+3946_S_a_dfm.log closed on Wed Mar 4 17:28:05 2020