! Started logfile: /image_prod/ug002_uva//J1936+7131_X_dfm.log on Thu Mar 5 04:17:44 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /image_prod/ug002_uva//J1936+7131_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1936+7131_X_uva.fits ! AN table 1: 45 integrations on 21 of 21 possible baselines. ! AN table 2: 15 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.835897 visibilities/baseline/integration-bin. ! Found source: J1936+7131 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 13692 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 12 channels. ! Selecting polarization: RR, channels: 1..12 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J1936+7131_X] 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 0.200x0.200 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 36 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 36 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 36 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 36 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 36 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 36 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 36 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 36 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 36 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 36 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 36 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 36 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.016956Jy sigma=8.790912 ! Fit after self-cal, rms=0.817091Jy sigma=7.044724 ! 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=0.8685 mas, bmaj=1.074 mas, bpa=-68.25 degrees ! Estimated noise=1.414 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 = 0.12873 Jy ! Component: 100 - total flux cleaned = 0.172434 Jy ! Total flux subtracted in 100 components = 0.172434 Jy ! Clean residual min=-0.009018 max=0.020817 Jy/beam ! Clean residual mean=-0.000015 rms=0.002478 Jy/beam ! Combined flux in latest and established models = 0.172434 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.172434 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.075879Jy sigma=0.640309 ! Fit after self-cal, rms=0.075847Jy sigma=0.639864 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0233191 Jy ! Component: 100 - total flux cleaned = 0.0365507 Jy ! Total flux subtracted in 100 components = 0.0365507 Jy ! Clean residual min=-0.007425 max=0.016419 Jy/beam ! Clean residual mean=-0.000010 rms=0.001815 Jy/beam ! Combined flux in latest and established models = 0.208985 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 12 components and 0.208985 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.064542Jy sigma=0.536432 ! Fit after self-cal, rms=0.064513Jy sigma=0.536084 ! Inverting map ! Added new window around map position (0, -2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0142431 Jy ! Component: 100 - total flux cleaned = 0.0223351 Jy ! Total flux subtracted in 100 components = 0.0223351 Jy ! Clean residual min=-0.006219 max=0.007793 Jy/beam ! Clean residual mean=-0.000008 rms=0.001435 Jy/beam ! Combined flux in latest and established models = 0.23132 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 21 components and 0.23132 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060277Jy sigma=0.495263 ! Fit after self-cal, rms=0.059941Jy sigma=0.492436 ! 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=1.131 mas, bmaj=1.386 mas, bpa=-59.63 degrees ! Estimated noise=0.707398 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 = 0.00975003 Jy ! Component: 100 - total flux cleaned = 0.015582 Jy ! Component: 150 - total flux cleaned = 0.0192952 Jy ! Component: 200 - total flux cleaned = 0.0214298 Jy ! Total flux subtracted in 200 components = 0.0214298 Jy ! Clean residual min=-0.006067 max=0.006340 Jy/beam ! Clean residual mean=-0.000017 rms=0.001398 Jy/beam ! Combined flux in latest and established models = 0.25275 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 38 components and 0.25275 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058241Jy sigma=0.476753 ! Fit after self-cal, rms=0.058113Jy sigma=0.475577 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.131 x 1.386 at -59.63 degrees (North through East) ! Clean map min=-0.005867 max=0.17934 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 0.84 KP 1.03 LA 1.02 ! NL 1.10 OV 0.90 SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 HN 0.91 KP 0.99 LA 1.05 ! MK 0.97 NL 1.11 OV 0.92 PT 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 HN 0.86 KP 1.04 LA 1.01 ! NL 1.08 OV 0.90 SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 HN 0.90 KP 1.02 LA 1.01 ! MK 0.97 NL 1.14 OV 0.92 PT 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 HN 0.83 KP 1.04 LA 1.02 ! NL 1.11 OV 0.90 SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 HN 0.91 KP 1.02 LA 1.01 ! MK 0.96 NL 1.16 OV 0.94 PT 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 HN 0.84 KP 1.03 LA 1.04 ! NL 1.10 OV 0.91 SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 HN 0.88 KP 1.02 LA 1.05 ! MK 1.01 NL 1.18 OV 0.96 PT 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 0.85 KP 1.02 LA 1.04 ! NL 1.10 OV 0.92 SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 HN 0.94 KP 1.01 LA 1.03 ! MK 1.03 NL 1.18 OV 0.91 PT 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 0.84 KP 1.06 LA 1.05 ! NL 1.10 OV 0.90 SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 HN 0.89 KP 1.07 LA 1.05 ! MK 1.01 NL 1.17 OV 0.93 PT 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 0.91 KP 1.01 LA 1.04 ! NL 1.12 OV 0.97 SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 HN 0.97 KP 1.03 LA 1.03 ! MK 1.04 NL 1.20 OV 0.95 PT 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 HN 0.84 KP 1.04 LA 1.03 ! NL 1.13 OV 0.90 SC 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 HN 0.99 KP 1.04 LA 1.05 ! MK 0.99 NL 1.15 OV 0.92 PT 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 HN 0.82 KP 1.04 LA 1.04 ! NL 1.13 OV 0.91 SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 HN 0.93 KP 1.02 LA 1.02 ! MK 1.06 NL 1.19 OV 0.93 PT 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 HN 0.91 KP 1.07 LA 1.01 ! NL 1.11 OV 0.93 SC 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 HN 0.92 KP 1.00 LA 1.05 ! MK 1.04 NL 1.18 OV 0.93 PT 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 0.85 KP 1.10 LA 1.06 ! NL 1.12 OV 0.91 SC 1.11 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 HN 0.95 KP 1.03 LA 1.06 ! MK 0.98 NL 1.23 OV 0.92 PT 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 0.84 KP 1.04 LA 1.04 ! NL 1.11 OV 0.92 SC 1.12 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 HN 0.94 KP 1.00 LA 1.06 ! MK 1.02 NL 1.20 OV 0.90 PT 0.99 ! ! ! Fit before self-cal, rms=0.058113Jy sigma=0.475577 ! Fit after self-cal, rms=0.054267Jy sigma=0.443010 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.13 mas, bmaj=1.38 mas, bpa=-59.53 degrees ! Estimated noise=0.70479 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 (-3.2, -11). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00052442 Jy ! Component: 100 - total flux cleaned = 0.000185774 Jy ! Component: 150 - total flux cleaned = -0.000161219 Jy ! Component: 200 - total flux cleaned = -0.000454283 Jy ! Total flux subtracted in 200 components = -0.000454283 Jy ! Clean residual min=-0.002266 max=0.002095 Jy/beam ! Clean residual mean=-0.000002 rms=0.000465 Jy/beam ! Combined flux in latest and established models = 0.252296 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 49 components and 0.252296 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.054091Jy sigma=0.441574 ! Fit after self-cal, rms=0.054107Jy sigma=0.441320 ! 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. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.054107Jy sigma=0.441320 ! Fit after self-cal, rms=0.054495Jy sigma=0.438766 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.135 mas, bmaj=1.381 mas, bpa=-60.34 degrees ! Estimated noise=0.706242 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000344422 Jy ! Component: 100 - total flux cleaned = -0.000749794 Jy ! Component: 150 - total flux cleaned = -0.00105797 Jy ! Component: 200 - total flux cleaned = -0.00129875 Jy ! Total flux subtracted in 200 components = -0.00129875 Jy ! Clean residual min=-0.001736 max=0.001749 Jy/beam ! Clean residual mean=-0.000001 rms=0.000368 Jy/beam ! Combined flux in latest and established models = 0.250997 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 61 components and 0.250997 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.054431Jy sigma=0.438217 ! Fit after self-cal, rms=0.054433Jy sigma=0.438178 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-14.4, 11.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00155375 Jy ! Component: 100 - total flux cleaned = 0.00204023 Jy ! Component: 150 - total flux cleaned = 0.0022237 Jy ! Component: 200 - total flux cleaned = 0.0023066 Jy ! Total flux subtracted in 200 components = 0.0023066 Jy ! Clean residual min=-0.001640 max=0.001387 Jy/beam ! Clean residual mean=-0.000001 rms=0.000341 Jy/beam ! Combined flux in latest and established models = 0.253304 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 76 components and 0.253303 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.054373Jy sigma=0.437695 ! Fit after self-cal, rms=0.054369Jy sigma=0.437659 ! 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. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.054369Jy sigma=0.437659 ! Fit after self-cal, rms=0.054448Jy sigma=0.437580 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.136 mas, bmaj=1.382 mas, bpa=-60.47 degrees ! Estimated noise=0.706366 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.77311e-05 Jy ! Component: 100 - total flux cleaned = 0.000138823 Jy ! Component: 150 - total flux cleaned = 0.00011265 Jy ! Component: 200 - total flux cleaned = 1.56926e-05 Jy ! Total flux subtracted in 200 components = 1.56926e-05 Jy ! Clean residual min=-0.001637 max=0.001225 Jy/beam ! Clean residual mean=-0.000001 rms=0.000321 Jy/beam ! Combined flux in latest and established models = 0.253319 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 79 components and 0.253319 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.054419Jy sigma=0.437334 ! Fit after self-cal, rms=0.054418Jy sigma=0.437323 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 = 5.8734e-05 Jy ! Component: 100 - total flux cleaned = -7.82014e-06 Jy ! Component: 150 - total flux cleaned = 1.31998e-05 Jy ! Component: 200 - total flux cleaned = -2.79261e-05 Jy ! Total flux subtracted in 200 components = -2.79261e-05 Jy ! Clean residual min=-0.001604 max=0.001202 Jy/beam ! Clean residual mean=-0.000001 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.253291 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 85 components and 0.253291 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.054401Jy sigma=0.437191 ! Fit after self-cal, rms=0.054400Jy sigma=0.437188 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.054400Jy sigma=0.437188 ! Fit after self-cal, rms=0.054468Jy sigma=0.437151 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.413 mas, bmaj=2.814 mas, bpa=-17.88 degrees ! Estimated noise=0.85598 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000223906 Jy ! Component: 100 - total flux cleaned = 0.000378218 Jy ! Component: 150 - total flux cleaned = 0.000521871 Jy ! Component: 200 - total flux cleaned = 0.00059715 Jy ! Total flux subtracted in 200 components = 0.00059715 Jy ! Clean residual min=-0.001347 max=0.001304 Jy/beam ! Clean residual mean=-0.000001 rms=0.000351 Jy/beam ! Combined flux in latest and established models = 0.253888 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 97 components and 0.253888 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.054463Jy sigma=0.437105 ! Fit after self-cal, rms=0.054464Jy sigma=0.437100 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 = 2.28425e-05 Jy ! Component: 100 - total flux cleaned = 5.68967e-05 Jy ! Component: 150 - total flux cleaned = 7.76121e-05 Jy ! Component: 200 - total flux cleaned = 7.73302e-05 Jy ! Total flux subtracted in 200 components = 7.73302e-05 Jy ! Clean residual min=-0.001351 max=0.001287 Jy/beam ! Clean residual mean=-0.000001 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.253966 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 104 components and 0.253966 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.054462Jy sigma=0.437080 ! Fit after self-cal, rms=0.054462Jy sigma=0.437079 ! 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=1.137 mas, bmaj=1.382 mas, bpa=-60.66 degrees ! Estimated noise=0.706628 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.137 x 1.382 at -60.66 degrees (North through East) ! Clean map min=-0.0014115 max=0.17845 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=0.8729 mas, bmaj=1.074 mas, bpa=-68.57 degrees ! Estimated noise=1.40441 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.127538 Jy ! Component: 100 - total flux cleaned = 0.170395 Jy ! Component: 150 - total flux cleaned = 0.194423 Jy ! Component: 200 - total flux cleaned = 0.20976 Jy ! Total flux subtracted in 200 components = 0.20976 Jy ! Clean residual min=-0.004690 max=0.008187 Jy/beam ! Clean residual mean=-0.000007 rms=0.001172 Jy/beam ! Combined flux in latest and established models = 0.20976 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.20976 Jy ! Inverting map and beam ! Estimated beam: bmin=1.137 mas, bmaj=1.382 mas, bpa=-60.66 degrees ! Estimated noise=0.706628 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 = 0.0160258 Jy ! Component: 100 - total flux cleaned = 0.0249237 Jy ! Component: 150 - total flux cleaned = 0.0303167 Jy ! Component: 200 - total flux cleaned = 0.033704 Jy ! Total flux subtracted in 200 components = 0.033704 Jy ! Clean residual min=-0.001758 max=0.002209 Jy/beam ! Clean residual mean=-0.000004 rms=0.000435 Jy/beam ! Combined flux in latest and established models = 0.243464 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 44 components and 0.243464 Jy ! Inverting map ! Added new window around map position (-1.4, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00244008 Jy ! Component: 100 - total flux cleaned = 0.00400481 Jy ! Component: 150 - total flux cleaned = 0.00480591 Jy ! Component: 200 - total flux cleaned = 0.00519381 Jy ! Total flux subtracted in 200 components = 0.00519381 Jy ! Clean residual min=-0.001495 max=0.001441 Jy/beam ! Clean residual mean=-0.000002 rms=0.000339 Jy/beam ! Combined flux in latest and established models = 0.248658 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 61 components and 0.248658 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.413 mas, bmaj=2.814 mas, bpa=-17.88 degrees ! Estimated noise=0.85598 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0013857 Jy ! Component: 100 - total flux cleaned = 0.00204769 Jy ! Component: 150 - total flux cleaned = 0.00246169 Jy ! Component: 200 - total flux cleaned = 0.00269203 Jy ! Total flux subtracted in 200 components = 0.00269203 Jy ! Clean residual min=-0.001349 max=0.001257 Jy/beam ! Clean residual mean=-0.000002 rms=0.000363 Jy/beam ! Combined flux in latest and established models = 0.25135 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 = 0.000141288 Jy ! Component: 100 - total flux cleaned = 0.000142263 Jy ! Component: 150 - total flux cleaned = 0.000126504 Jy ! Component: 200 - total flux cleaned = 0.000126758 Jy ! Total flux subtracted in 200 components = 0.000126758 Jy ! Clean residual min=-0.001357 max=0.001254 Jy/beam ! Clean residual mean=-0.000002 rms=0.000354 Jy/beam ! Combined flux in latest and established models = 0.251477 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 95 components and 0.251477 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.137 mas, bmaj=1.382 mas, bpa=-60.66 degrees ! Estimated noise=0.706628 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000127035 Jy ! Component: 100 - total flux cleaned = -0.000153858 Jy ! Component: 150 - total flux cleaned = -0.000181476 Jy ! Component: 200 - total flux cleaned = -0.000181768 Jy ! Total flux subtracted in 200 components = -0.000181768 Jy ! Clean residual min=-0.001358 max=0.001198 Jy/beam ! Clean residual mean=-0.000001 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.251295 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 113 components and 0.251295 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.054446Jy sigma=0.436941 ! Fit after self-cal, rms=0.054432Jy sigma=0.436845 wmodel J1936+7131_X_map.mod ! Writing 113 model components to file: J1936+7131_X_map.mod wobs J1936+7131_X_uvs.fits ! Writing UV FITS file: J1936+7131_X_uvs.fits wwins J1936+7131_X_map.win ! wwins: Wrote 5 windows to J1936+7131_X_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 = -0.000524983 Jy ! Component: 100 - total flux cleaned = -0.000783739 Jy ! Component: 150 - total flux cleaned = -0.00101006 Jy ! Component: 200 - total flux cleaned = -0.0012081 Jy ! Component: 250 - total flux cleaned = -0.00132299 Jy ! Component: 300 - total flux cleaned = -0.00147247 Jy ! Component: 350 - total flux cleaned = -0.0016542 Jy ! Component: 400 - total flux cleaned = -0.00177829 Jy ! Component: 450 - total flux cleaned = -0.00184791 Jy ! Component: 500 - total flux cleaned = -0.00200122 Jy ! Component: 550 - total flux cleaned = -0.00206798 Jy ! Component: 600 - total flux cleaned = -0.00219887 Jy ! Component: 650 - total flux cleaned = -0.00227903 Jy ! Component: 700 - total flux cleaned = -0.00237383 Jy ! Component: 750 - total flux cleaned = -0.0024673 Jy ! Component: 800 - total flux cleaned = -0.00257476 Jy ! Component: 850 - total flux cleaned = -0.00265049 Jy ! Component: 900 - total flux cleaned = -0.00278463 Jy ! Component: 950 - total flux cleaned = -0.00284296 Jy ! Component: 1000 - total flux cleaned = -0.00290106 Jy ! Component: 1050 - total flux cleaned = -0.00300108 Jy ! Component: 1100 - total flux cleaned = -0.00301493 Jy ! Component: 1150 - total flux cleaned = -0.00304262 Jy ! Component: 1200 - total flux cleaned = -0.00309786 Jy ! Component: 1250 - total flux cleaned = -0.00311146 Jy ! Component: 1300 - total flux cleaned = -0.00316507 Jy ! Component: 1350 - total flux cleaned = -0.00311216 Jy ! Component: 1400 - total flux cleaned = -0.00315154 Jy ! Component: 1450 - total flux cleaned = -0.00317762 Jy ! Component: 1500 - total flux cleaned = -0.00317777 Jy ! Component: 1550 - total flux cleaned = -0.0032159 Jy ! Component: 1600 - total flux cleaned = -0.00327864 Jy ! Component: 1650 - total flux cleaned = -0.00329098 Jy ! Component: 1700 - total flux cleaned = -0.00330318 Jy ! Component: 1750 - total flux cleaned = -0.00335198 Jy ! Component: 1800 - total flux cleaned = -0.00335182 Jy ! Component: 1850 - total flux cleaned = -0.00337581 Jy ! Component: 1900 - total flux cleaned = -0.00339946 Jy ! Component: 1950 - total flux cleaned = -0.00343468 Jy ! Component: 2000 - total flux cleaned = -0.00344612 Jy ! Component: 2050 - total flux cleaned = -0.00346917 Jy ! Component: 2100 - total flux cleaned = -0.00343495 Jy ! Component: 2150 - total flux cleaned = -0.00348011 Jy ! Component: 2200 - total flux cleaned = -0.00345764 Jy ! Component: 2250 - total flux cleaned = -0.00344661 Jy ! Component: 2300 - total flux cleaned = -0.0034686 Jy ! Component: 2350 - total flux cleaned = -0.00350115 Jy ! Component: 2400 - total flux cleaned = -0.00351206 Jy ! Component: 2450 - total flux cleaned = -0.00345818 Jy ! Component: 2500 - total flux cleaned = -0.00346878 Jy ! Component: 2550 - total flux cleaned = -0.00350052 Jy ! Component: 2600 - total flux cleaned = -0.00348998 Jy ! Component: 2650 - total flux cleaned = -0.00346901 Jy ! Component: 2700 - total flux cleaned = -0.00345858 Jy ! Component: 2750 - total flux cleaned = -0.00341743 Jy ! Component: 2800 - total flux cleaned = -0.00343793 Jy ! Component: 2850 - total flux cleaned = -0.00338722 Jy ! Component: 2900 - total flux cleaned = -0.0033872 Jy ! Component: 2950 - total flux cleaned = -0.00334703 Jy ! Component: 3000 - total flux cleaned = -0.003367 Jy ! Component: 3050 - total flux cleaned = -0.0033274 Jy ! Component: 3100 - total flux cleaned = -0.00332734 Jy ! Component: 3150 - total flux cleaned = -0.00329816 Jy ! Component: 3200 - total flux cleaned = -0.0032885 Jy ! Component: 3250 - total flux cleaned = -0.00327891 Jy ! Component: 3300 - total flux cleaned = -0.00324061 Jy ! Component: 3350 - total flux cleaned = -0.00323111 Jy ! Component: 3400 - total flux cleaned = -0.00325938 Jy ! Component: 3450 - total flux cleaned = -0.00319354 Jy ! Component: 3500 - total flux cleaned = -0.0031748 Jy ! Component: 3550 - total flux cleaned = -0.00313764 Jy ! Component: 3600 - total flux cleaned = -0.00310079 Jy ! Component: 3650 - total flux cleaned = -0.00308251 Jy ! Component: 3700 - total flux cleaned = -0.00309171 Jy ! Component: 3750 - total flux cleaned = -0.00307358 Jy ! Component: 3800 - total flux cleaned = -0.00303751 Jy ! Component: 3850 - total flux cleaned = -0.00303745 Jy ! Component: 3900 - total flux cleaned = -0.00302841 Jy ! Component: 3950 - total flux cleaned = -0.00301069 Jy ! Component: 4000 - total flux cleaned = -0.00296653 Jy ! Component: 4050 - total flux cleaned = -0.0029227 Jy ! Total flux subtracted in 4096 components = -0.00290522 Jy ! Clean residual min=-0.000504 max=0.000457 Jy/beam ! Clean residual mean=-0.000000 rms=0.000145 Jy/beam ! Combined flux in latest and established models = 0.24839 Jy keep ! Adding 271 model components to the UV plane model. ! The established model now contains 384 components and 0.24839 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1936+7131_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.137 x 1.382 at -60.66 degrees (North through East) ! Clean map min=-0.00097675 max=0.17852 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1936+7131_X_map.fits wmodel /image_prod/ug002_uva//J1936+7131_X_map.mod ! Writing 384 model components to file: /image_prod/ug002_uva//J1936+7131_X_map.mod wobs /image_prod/ug002_uva//J1936+7131_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1936+7131_X_uvs.fits wwins /image_prod/ug002_uva//J1936+7131_X_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J1936+7131_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.178519 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000144194 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.242317 0.242317 0.484634 0.969267 1.93853 3.87707 7.75414 15.5083 31.0166 62.0331 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.178 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1238.05 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1936+7131_X_dfm.log closed on Thu Mar 5 04:17:48 2020