! Started logfile: /image_prod/ug002_uva//J1721-1628_X_dfm.log on Thu Mar 5 03:12:31 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//J1721-1628_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1721-1628_X_uva.fits ! AN table 1: 75 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.87963 visibilities/baseline/integration-bin. ! Found source: J1721-1628 ! ! 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 134 lines of history. ! ! Reading 28500 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 J1721-1628_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 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003237Jy sigma=8.779696 ! Fit after self-cal, rms=0.914837Jy sigma=8.005971 ! 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=0.6521 mas, bmaj=1.567 mas, bpa=2.01 degrees ! Estimated noise=1.23939 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 = 0.0656832 Jy ! Component: 100 - total flux cleaned = 0.0806431 Jy ! Total flux subtracted in 100 components = 0.0806431 Jy ! Clean residual min=-0.003084 max=0.005325 Jy/beam ! Clean residual mean=0.000001 rms=0.000862 Jy/beam ! Combined flux in latest and established models = 0.0806431 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0806431 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=0.054341Jy sigma=0.452850 ! Fit after self-cal, rms=0.054215Jy sigma=0.451628 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00540712 Jy ! Component: 100 - total flux cleaned = 0.00789911 Jy ! Total flux subtracted in 100 components = 0.00789911 Jy ! Clean residual min=-0.003026 max=0.002982 Jy/beam ! Clean residual mean=0.000000 rms=0.000759 Jy/beam ! Combined flux in latest and established models = 0.0885422 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 13 components and 0.0885422 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=0.053516Jy sigma=0.444861 ! Fit after self-cal, rms=0.053521Jy sigma=0.444768 ! 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=0.8329 mas, bmaj=1.919 mas, bpa=1.353 degrees ! Estimated noise=0.484994 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 (1, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00319366 Jy ! Component: 100 - total flux cleaned = 0.00512023 Jy ! Component: 150 - total flux cleaned = 0.00623928 Jy ! Component: 200 - total flux cleaned = 0.00676109 Jy ! Total flux subtracted in 200 components = 0.00676109 Jy ! Clean residual min=-0.001493 max=0.001759 Jy/beam ! Clean residual mean=-0.000001 rms=0.000386 Jy/beam ! Combined flux in latest and established models = 0.0953033 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 41 components and 0.0953033 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=0.053311Jy sigma=0.442857 ! Fit after self-cal, rms=0.053313Jy sigma=0.442767 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8329 x 1.919 at 1.353 degrees (North through East) ! Clean map min=-0.0012402 max=0.085823 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.05 KP 1.04 LA 1.00 ! MK 1.01 NL 0.96 OV 1.03 PT 0.93 ! SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 KP 1.03 LA 0.98 ! MK 1.03 NL 0.93 OV 1.03 PT 0.99 ! SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 KP 1.00 LA 0.99 ! MK 1.03 NL 0.97 OV 1.04 PT 0.98 ! SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.03 KP 1.00 LA 1.00 ! MK 1.00 NL 0.98 OV 1.02 PT 0.97 ! SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.06 KP 1.02 LA 1.01 ! MK 1.00 NL 0.93 OV 1.00 PT 0.95 ! SC 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 KP 1.01 LA 0.99 ! MK 1.04 NL 0.95 OV 1.03 PT 0.96 ! SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 KP 0.98 LA 1.00 ! MK 1.01 NL 0.93 OV 0.99 PT 0.96 ! SC 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 KP 1.02 LA 0.99 ! MK 1.02 NL 0.94 OV 1.03 PT 0.95 ! SC 1.03 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 KP 0.97 LA 1.03 ! MK 1.02 NL 0.93 OV 0.98 PT 0.95 ! SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.03 KP 1.01 LA 1.03 ! MK 1.02 NL 1.01 OV 1.00 PT 0.97 ! SC 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 KP 1.04 LA 0.98 ! MK 1.00 NL 0.91 OV 1.07 PT 0.92 ! SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 KP 0.95 LA 1.03 ! MK 0.99 NL 0.91 OV 1.00 PT 0.95 ! SC 0.98 ! ! ! Fit before self-cal, rms=0.053313Jy sigma=0.442767 ! Fit after self-cal, rms=0.052815Jy sigma=0.441249 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8366 mas, bmaj=1.926 mas, bpa=1.308 degrees ! Estimated noise=0.483826 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 (10.2, -23.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00148187 Jy ! Component: 100 - total flux cleaned = 0.00228683 Jy ! Component: 150 - total flux cleaned = 0.00282693 Jy ! Component: 200 - total flux cleaned = 0.00315746 Jy ! Total flux subtracted in 200 components = 0.00315746 Jy ! Clean residual min=-0.001094 max=0.001032 Jy/beam ! Clean residual mean=-0.000001 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.0984608 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 67 components and 0.0984608 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=0.052772Jy sigma=0.440842 ! Fit after self-cal, rms=0.052772Jy sigma=0.440774 ! 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=0.052772Jy sigma=0.440774 ! Fit after self-cal, rms=0.052904Jy sigma=0.440253 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8361 mas, bmaj=1.932 mas, bpa=1.182 degrees ! Estimated noise=0.483645 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000592433 Jy ! Component: 100 - total flux cleaned = 0.000908937 Jy ! Component: 150 - total flux cleaned = 0.00100894 Jy ! Component: 200 - total flux cleaned = 0.00105204 Jy ! Total flux subtracted in 200 components = 0.00105204 Jy ! Clean residual min=-0.000966 max=0.000887 Jy/beam ! Clean residual mean=-0.000001 rms=0.000215 Jy/beam ! Combined flux in latest and established models = 0.0995128 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 78 components and 0.0995128 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=0.052894Jy sigma=0.440178 ! Fit after self-cal, rms=0.052902Jy sigma=0.440163 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 = 0.00020311 Jy ! Component: 100 - total flux cleaned = 0.000230319 Jy ! Component: 150 - total flux cleaned = 0.000246895 Jy ! Component: 200 - total flux cleaned = 0.000246788 Jy ! Total flux subtracted in 200 components = 0.000246788 Jy ! Clean residual min=-0.000956 max=0.000873 Jy/beam ! Clean residual mean=-0.000001 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.0997596 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 87 components and 0.0997596 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=0.052899Jy sigma=0.440141 ! Fit after self-cal, rms=0.052899Jy sigma=0.440141 ! 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=0.052899Jy sigma=0.440141 ! Fit after self-cal, rms=0.052876Jy sigma=0.440130 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8357 mas, bmaj=1.933 mas, bpa=1.207 degrees ! Estimated noise=0.483465 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000159681 Jy ! Component: 100 - total flux cleaned = 0.000168307 Jy ! Component: 150 - total flux cleaned = 0.000168336 Jy ! Component: 200 - total flux cleaned = 0.00016848 Jy ! Total flux subtracted in 200 components = 0.00016848 Jy ! Clean residual min=-0.000917 max=0.000879 Jy/beam ! Clean residual mean=-0.000001 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.0999281 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 95 components and 0.0999281 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=0.052873Jy sigma=0.440113 ! Fit after self-cal, rms=0.052874Jy sigma=0.440112 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 = 2.92512e-05 Jy ! Component: 100 - total flux cleaned = 2.91244e-05 Jy ! Component: 150 - total flux cleaned = 2.30514e-05 Jy ! Component: 200 - total flux cleaned = 2.30121e-05 Jy ! Total flux subtracted in 200 components = 2.30121e-05 Jy ! Clean residual min=-0.000919 max=0.000874 Jy/beam ! Clean residual mean=-0.000001 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.0999511 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 100 components and 0.0999511 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=0.052872Jy sigma=0.440101 ! Fit after self-cal, rms=0.052872Jy sigma=0.440101 ! 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=0.052872Jy sigma=0.440101 ! Fit after self-cal, rms=0.052863Jy sigma=0.440099 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.355 mas, bmaj=4.471 mas, bpa=9.743 degrees ! Estimated noise=0.618555 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00012112 Jy ! Component: 100 - total flux cleaned = 0.000146207 Jy ! Component: 150 - total flux cleaned = 0.000139544 Jy ! Component: 200 - total flux cleaned = 0.000139566 Jy ! Total flux subtracted in 200 components = 0.000139566 Jy ! Clean residual min=-0.001290 max=0.001108 Jy/beam ! Clean residual mean=-0.000002 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.100091 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 115 components and 0.100091 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=0.052863Jy sigma=0.440095 ! Fit after self-cal, rms=0.052863Jy sigma=0.440095 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.72085e-05 Jy ! Component: 100 - total flux cleaned = 1.74807e-05 Jy ! Component: 150 - total flux cleaned = 2.21756e-05 Jy ! Component: 200 - total flux cleaned = 2.19833e-05 Jy ! Total flux subtracted in 200 components = 2.19833e-05 Jy ! Clean residual min=-0.001279 max=0.001095 Jy/beam ! Clean residual mean=-0.000002 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.100113 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 120 components and 0.100113 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=0.052863Jy sigma=0.440096 ! Fit after self-cal, rms=0.052863Jy sigma=0.440096 ! 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=0.8356 mas, bmaj=1.933 mas, bpa=1.226 degrees ! Estimated noise=0.483396 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8356 x 1.933 at 1.226 degrees (North through East) ! Clean map min=-0.00083803 max=0.085582 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=0.6538 mas, bmaj=1.577 mas, bpa=1.803 degrees ! Estimated noise=1.24102 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0657547 Jy ! Component: 100 - total flux cleaned = 0.0807373 Jy ! Component: 150 - total flux cleaned = 0.0859628 Jy ! Component: 200 - total flux cleaned = 0.088752 Jy ! Total flux subtracted in 200 components = 0.088752 Jy ! Clean residual min=-0.002695 max=0.002665 Jy/beam ! Clean residual mean=0.000000 rms=0.000724 Jy/beam ! Combined flux in latest and established models = 0.0887519 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.0887519 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8356 mas, bmaj=1.933 mas, bpa=1.226 degrees ! Estimated noise=0.483396 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 = 0.00330521 Jy ! Component: 100 - total flux cleaned = 0.00510877 Jy ! Component: 150 - total flux cleaned = 0.00641571 Jy ! Component: 200 - total flux cleaned = 0.00741885 Jy ! Total flux subtracted in 200 components = 0.00741885 Jy ! Clean residual min=-0.001041 max=0.001060 Jy/beam ! Clean residual mean=-0.000001 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 0.0961708 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 47 components and 0.0961708 Jy ! Inverting map ! Added new window around map position (17.4, -34.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00111684 Jy ! Component: 100 - total flux cleaned = 0.00184347 Jy ! Component: 150 - total flux cleaned = 0.00238228 Jy ! Component: 200 - total flux cleaned = 0.00275464 Jy ! Total flux subtracted in 200 components = 0.00275464 Jy ! Clean residual min=-0.000914 max=0.000811 Jy/beam ! Clean residual mean=-0.000000 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.0989254 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 80 components and 0.0989254 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=2.355 mas, bmaj=4.471 mas, bpa=9.743 degrees ! Estimated noise=0.618555 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000624783 Jy ! Component: 100 - total flux cleaned = 0.00105695 Jy ! Component: 150 - total flux cleaned = 0.00137518 Jy ! Component: 200 - total flux cleaned = 0.00148624 Jy ! Total flux subtracted in 200 components = 0.00148624 Jy ! Clean residual min=-0.001088 max=0.001012 Jy/beam ! Clean residual mean=-0.000000 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.100412 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 = 7.86862e-05 Jy ! Component: 100 - total flux cleaned = 0.000117941 Jy ! Component: 150 - total flux cleaned = 0.000147563 Jy ! Component: 200 - total flux cleaned = 0.000188444 Jy ! Total flux subtracted in 200 components = 0.000188444 Jy ! Clean residual min=-0.001074 max=0.001005 Jy/beam ! Clean residual mean=-0.000000 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.1006 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 111 components and 0.1006 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8356 mas, bmaj=1.933 mas, bpa=1.226 degrees ! Estimated noise=0.483396 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000162121 Jy ! Component: 100 - total flux cleaned = -0.00014103 Jy ! Component: 150 - total flux cleaned = -0.000112433 Jy ! Component: 200 - total flux cleaned = -6.78004e-05 Jy ! Total flux subtracted in 200 components = -6.78004e-05 Jy ! Clean residual min=-0.000849 max=0.000830 Jy/beam ! Clean residual mean=-0.000000 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.100532 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 125 components and 0.100532 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=0.052853Jy sigma=0.440001 ! Fit after self-cal, rms=0.052849Jy sigma=0.439971 wmodel J1721-1628_X_map.mod ! Writing 125 model components to file: J1721-1628_X_map.mod wobs J1721-1628_X_uvs.fits ! Writing UV FITS file: J1721-1628_X_uvs.fits wwins J1721-1628_X_map.win ! wwins: Wrote 4 windows to J1721-1628_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 = -0.000169856 Jy ! Component: 100 - total flux cleaned = -0.000251428 Jy ! Component: 150 - total flux cleaned = -0.000226055 Jy ! Component: 200 - total flux cleaned = -0.000201431 Jy ! Component: 250 - total flux cleaned = -0.00020119 Jy ! Component: 300 - total flux cleaned = -0.000200945 Jy ! Component: 350 - total flux cleaned = -0.000178259 Jy ! Component: 400 - total flux cleaned = -0.000188942 Jy ! Component: 450 - total flux cleaned = -0.000156773 Jy ! Component: 500 - total flux cleaned = -0.000167122 Jy ! Component: 550 - total flux cleaned = -0.000167222 Jy ! Component: 600 - total flux cleaned = -0.000217335 Jy ! Component: 650 - total flux cleaned = -0.000256308 Jy ! Component: 700 - total flux cleaned = -0.000275527 Jy ! Component: 750 - total flux cleaned = -0.000303503 Jy ! Component: 800 - total flux cleaned = -0.00031274 Jy ! Component: 850 - total flux cleaned = -0.000348872 Jy ! Component: 900 - total flux cleaned = -0.000393188 Jy ! Component: 950 - total flux cleaned = -0.000436784 Jy ! Component: 1000 - total flux cleaned = -0.000496836 Jy ! Component: 1050 - total flux cleaned = -0.000530574 Jy ! Component: 1100 - total flux cleaned = -0.00056382 Jy ! Component: 1150 - total flux cleaned = -0.000580221 Jy ! Component: 1200 - total flux cleaned = -0.000620897 Jy ! Component: 1250 - total flux cleaned = -0.000668956 Jy ! Component: 1300 - total flux cleaned = -0.000684814 Jy ! Component: 1350 - total flux cleaned = -0.000684869 Jy ! Component: 1400 - total flux cleaned = -0.000661697 Jy ! Component: 1450 - total flux cleaned = -0.000676995 Jy ! Component: 1500 - total flux cleaned = -0.000661955 Jy ! Component: 1550 - total flux cleaned = -0.000669537 Jy ! Component: 1600 - total flux cleaned = -0.00068429 Jy ! Component: 1650 - total flux cleaned = -0.000698884 Jy ! Component: 1700 - total flux cleaned = -0.000713343 Jy ! Component: 1750 - total flux cleaned = -0.000741941 Jy ! Component: 1800 - total flux cleaned = -0.000763158 Jy ! Component: 1850 - total flux cleaned = -0.000756237 Jy ! Component: 1900 - total flux cleaned = -0.00075626 Jy ! Component: 1950 - total flux cleaned = -0.000776989 Jy ! Component: 2000 - total flux cleaned = -0.000817708 Jy ! Component: 2050 - total flux cleaned = -0.000817593 Jy ! Component: 2100 - total flux cleaned = -0.000837611 Jy ! Component: 2150 - total flux cleaned = -0.000837521 Jy ! Component: 2200 - total flux cleaned = -0.000883341 Jy ! Component: 2250 - total flux cleaned = -0.000883384 Jy ! Component: 2300 - total flux cleaned = -0.000935016 Jy ! Component: 2350 - total flux cleaned = -0.000928585 Jy ! Component: 2400 - total flux cleaned = -0.000966693 Jy ! Component: 2450 - total flux cleaned = -0.000985613 Jy ! Component: 2500 - total flux cleaned = -0.000979397 Jy ! Component: 2550 - total flux cleaned = -0.00101664 Jy ! Component: 2600 - total flux cleaned = -0.00102898 Jy ! Component: 2650 - total flux cleaned = -0.00103514 Jy ! Component: 2700 - total flux cleaned = -0.0010655 Jy ! Component: 2750 - total flux cleaned = -0.00108353 Jy ! Component: 2800 - total flux cleaned = -0.00108951 Jy ! Component: 2850 - total flux cleaned = -0.0010954 Jy ! Component: 2900 - total flux cleaned = -0.00110721 Jy ! Component: 2950 - total flux cleaned = -0.00111309 Jy ! Component: 3000 - total flux cleaned = -0.00111894 Jy ! Component: 3050 - total flux cleaned = -0.00113059 Jy ! Component: 3100 - total flux cleaned = -0.00113637 Jy ! Component: 3150 - total flux cleaned = -0.00113064 Jy ! Component: 3200 - total flux cleaned = -0.00112492 Jy ! Component: 3250 - total flux cleaned = -0.00113628 Jy ! Component: 3300 - total flux cleaned = -0.00113631 Jy ! Component: 3350 - total flux cleaned = -0.00113074 Jy ! Component: 3400 - total flux cleaned = -0.00113068 Jy ! Component: 3450 - total flux cleaned = -0.0011141 Jy ! Component: 3500 - total flux cleaned = -0.00110861 Jy ! Component: 3550 - total flux cleaned = -0.00109764 Jy ! Component: 3600 - total flux cleaned = -0.0010813 Jy ! Component: 3650 - total flux cleaned = -0.00107588 Jy ! Component: 3700 - total flux cleaned = -0.00107588 Jy ! Component: 3750 - total flux cleaned = -0.00104908 Jy ! Component: 3800 - total flux cleaned = -0.00104909 Jy ! Component: 3850 - total flux cleaned = -0.00105442 Jy ! Component: 3900 - total flux cleaned = -0.00104387 Jy ! Component: 3950 - total flux cleaned = -0.00104389 Jy ! Component: 4000 - total flux cleaned = -0.00106479 Jy ! Component: 4050 - total flux cleaned = -0.00102839 Jy ! Total flux subtracted in 4096 components = -0.00104909 Jy ! Clean residual min=-0.000278 max=0.000408 Jy/beam ! Clean residual mean=0.000000 rms=0.000085 Jy/beam ! Combined flux in latest and established models = 0.0994833 Jy keep ! Adding 287 model components to the UV plane model. ! The established model now contains 412 components and 0.0994833 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1721-1628_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8356 x 1.933 at 1.226 degrees (North through East) ! Clean map min=-0.0005717 max=0.085473 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1721-1628_X_map.fits wmodel /image_prod/ug002_uva//J1721-1628_X_map.mod ! Writing 412 model components to file: /image_prod/ug002_uva//J1721-1628_X_map.mod wobs /image_prod/ug002_uva//J1721-1628_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1721-1628_X_uvs.fits wwins /image_prod/ug002_uva//J1721-1628_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J1721-1628_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0854728 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 8.28365e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.290747 0.290747 0.581494 1.16299 2.32597 4.65195 9.3039 18.6078 37.2156 74.4312 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.085 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1031.82 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1721-1628_X_dfm.log closed on Thu Mar 5 03:12:35 2020