! Started logfile: /image_prod/ug002_uva//J1831-1843_X_b_dfm.log on Thu Mar 5 03:47:35 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//J1831-1843_X_b_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1831-1843_X_b_uva.fits ! AN table 1: 90 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.888889 visibilities/baseline/integration-bin. ! Found source: J1831-1843 ! ! 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 34560 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 J1831-1843_X_b] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 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 135 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 135 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 135 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 135 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 135 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 135 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 135 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 135 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 135 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 135 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 135 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 135 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003108Jy sigma=8.327774 ! Fit after self-cal, rms=0.969397Jy sigma=8.052473 ! 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=0.8932 mas, bmaj=3.315 mas, bpa=10.69 degrees ! Estimated noise=1.46897 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 = 0.0243257 Jy ! Component: 100 - total flux cleaned = 0.0297573 Jy ! Total flux subtracted in 100 components = 0.0297573 Jy ! Clean residual min=-0.002859 max=0.003367 Jy/beam ! Clean residual mean=-0.000001 rms=0.000773 Jy/beam ! Combined flux in latest and established models = 0.0297573 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0297573 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=0.062901Jy sigma=0.464832 ! Fit after self-cal, rms=0.061418Jy sigma=0.451422 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0043385 Jy ! Component: 100 - total flux cleaned = 0.00641468 Jy ! Total flux subtracted in 100 components = 0.00641468 Jy ! Clean residual min=-0.002988 max=0.003237 Jy/beam ! Clean residual mean=0.000000 rms=0.000805 Jy/beam ! Combined flux in latest and established models = 0.036172 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 16 components and 0.036172 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=0.061029Jy sigma=0.447867 ! Fit after self-cal, rms=0.061002Jy sigma=0.447577 ! 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=1.125 mas, bmaj=3.644 mas, bpa=9.203 degrees ! Estimated noise=0.535762 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 = 0.00272561 Jy ! Component: 100 - total flux cleaned = 0.0037727 Jy ! Component: 150 - total flux cleaned = 0.00374275 Jy ! Component: 200 - total flux cleaned = 0.00374214 Jy ! Total flux subtracted in 200 components = 0.00374214 Jy ! Clean residual min=-0.002873 max=0.003775 Jy/beam ! Clean residual mean=-0.000000 rms=0.000876 Jy/beam ! Combined flux in latest and established models = 0.0399141 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 25 components and 0.0399141 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=0.060895Jy sigma=0.446490 ! Fit after self-cal, rms=0.060859Jy sigma=0.446040 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.125 x 3.644 at 9.203 degrees (North through East) ! Clean map min=-0.0030203 max=0.03543 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.26 HN 0.96 KP 0.86 ! LA 1.00* NL 1.30 OV 1.09 PT 1.02 ! SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.21 HN 0.97 KP 0.90 ! LA 1.00* NL 1.25 OV 1.06 PT 1.03 ! SC 0.88 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.19 HN 0.99 KP 0.88 ! LA 1.00* NL 1.11 OV 1.03 PT 1.07 ! SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.32 HN 0.97 KP 0.87 ! LA 1.00* NL 1.23 OV 0.97 PT 1.05 ! SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.17 HN 0.86 KP 0.89 ! LA 1.00* NL 1.16 OV 0.97 PT 0.61 ! SC 0.89 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 1.33 HN 0.97 KP 0.89 ! LA 1.00* NL 1.16 OV 0.95 PT 1.06 ! SC 0.89 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.23 HN 0.87 KP 0.91 ! LA 1.00* NL 1.19 OV 1.02 PT 0.99 ! SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 1.16 HN 0.91 KP 0.93 ! LA 1.00* NL 1.08 OV 1.01 PT 1.04 ! SC 0.90 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.07 HN 0.91 KP 0.95 ! LA 1.00* NL 1.09 OV 1.03 PT 0.99 ! SC 0.85 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 1.09 HN 0.90 KP 0.96 ! LA 1.00* NL 1.08 OV 0.99 PT 0.94 ! SC 0.88 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.05 HN 0.85 KP 0.92 ! LA 1.00* NL 1.17 OV 0.95 PT 0.96 ! SC 0.91 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.99 HN 0.85 KP 0.91 ! LA 1.00* NL 1.05 OV 0.94 PT 0.97 ! SC 0.85 ! ! ! Fit before self-cal, rms=0.060859Jy sigma=0.446040 ! Fit after self-cal, rms=0.056735Jy sigma=0.443493 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.091 mas, bmaj=3.596 mas, bpa=9.689 degrees ! Estimated noise=0.524173 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 = 0.001216 Jy ! Component: 100 - total flux cleaned = 0.00144831 Jy ! Component: 150 - total flux cleaned = 0.0015812 Jy ! Component: 200 - total flux cleaned = 0.00169597 Jy ! Total flux subtracted in 200 components = 0.00169597 Jy ! Clean residual min=-0.002686 max=0.003742 Jy/beam ! Clean residual mean=-0.000001 rms=0.000761 Jy/beam ! Combined flux in latest and established models = 0.0416101 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 37 components and 0.0416101 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=0.056681Jy sigma=0.443066 ! Fit after self-cal, rms=0.056798Jy sigma=0.442133 ! 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=0.056798Jy sigma=0.442133 ! Fit after self-cal, rms=0.057465Jy sigma=0.441826 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.071 mas, bmaj=3.556 mas, bpa=9.886 degrees ! Estimated noise=0.523423 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00100908 Jy ! Component: 100 - total flux cleaned = 0.00130651 Jy ! Component: 150 - total flux cleaned = 0.00144739 Jy ! Component: 200 - total flux cleaned = 0.00154345 Jy ! Total flux subtracted in 200 components = 0.00154345 Jy ! Clean residual min=-0.002633 max=0.003564 Jy/beam ! Clean residual mean=-0.000002 rms=0.000739 Jy/beam ! Combined flux in latest and established models = 0.0431536 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 42 components and 0.0431536 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=0.057423Jy sigma=0.441545 ! Fit after self-cal, rms=0.057511Jy sigma=0.441362 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 (5, 2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.003569 Jy ! Component: 100 - total flux cleaned = 0.0053972 Jy ! Component: 150 - total flux cleaned = 0.00642394 Jy ! Component: 200 - total flux cleaned = 0.00728254 Jy ! Total flux subtracted in 200 components = 0.00728254 Jy ! Clean residual min=-0.001977 max=0.002295 Jy/beam ! Clean residual mean=-0.000003 rms=0.000555 Jy/beam ! Combined flux in latest and established models = 0.0504361 Jy ! Performing phase self-cal ! Adding 51 model components to the UV plane model. ! The established model now contains 91 components and 0.0504361 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=0.057262Jy sigma=0.439383 ! Fit after self-cal, rms=0.057038Jy sigma=0.438387 ! Inverting map ! Added new window around map position (29.6, 42.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0027556 Jy ! Component: 100 - total flux cleaned = 0.00440995 Jy ! Component: 150 - total flux cleaned = 0.00562899 Jy ! Component: 200 - total flux cleaned = 0.00664724 Jy ! Total flux subtracted in 200 components = 0.00664724 Jy ! Clean residual min=-0.001770 max=0.001926 Jy/beam ! Clean residual mean=-0.000003 rms=0.000491 Jy/beam ! Combined flux in latest and established models = 0.0570834 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 124 components and 0.0570834 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=0.056862Jy sigma=0.437103 ! Fit after self-cal, rms=0.056720Jy sigma=0.436426 ! Inverting map ! Added new window around map position (-26, -38.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00228422 Jy ! Component: 100 - total flux cleaned = 0.00371909 Jy ! Component: 150 - total flux cleaned = 0.00481898 Jy ! Component: 200 - total flux cleaned = 0.0057389 Jy ! Total flux subtracted in 200 components = 0.0057389 Jy ! Clean residual min=-0.001504 max=0.001721 Jy/beam ! Clean residual mean=-0.000003 rms=0.000431 Jy/beam ! Combined flux in latest and established models = 0.0628223 Jy ! Performing phase self-cal ! Adding 51 model components to the UV plane model. ! The established model now contains 155 components and 0.0628223 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=0.056587Jy sigma=0.435532 ! Fit after self-cal, rms=0.056481Jy sigma=0.435084 ! Inverting map ! Added new window around map position (-18, -28.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00195659 Jy ! Component: 100 - total flux cleaned = 0.0032292 Jy ! Component: 150 - total flux cleaned = 0.00418903 Jy ! Component: 200 - total flux cleaned = 0.00500228 Jy ! Total flux subtracted in 200 components = 0.00500228 Jy ! Clean residual min=-0.001380 max=0.001398 Jy/beam ! Clean residual mean=-0.000003 rms=0.000376 Jy/beam ! Combined flux in latest and established models = 0.0678246 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 196 components and 0.0678245 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=0.056375Jy sigma=0.434461 ! Fit after self-cal, rms=0.056308Jy sigma=0.434161 ! 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=0.056308Jy sigma=0.434161 ! Fit after self-cal, rms=0.055010Jy sigma=0.433201 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.068 mas, bmaj=3.581 mas, bpa=10.19 degrees ! Estimated noise=0.516998 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00124189 Jy ! Component: 100 - total flux cleaned = 0.0014315 Jy ! Component: 150 - total flux cleaned = 0.00164803 Jy ! Component: 200 - total flux cleaned = 0.00188457 Jy ! Total flux subtracted in 200 components = 0.00188457 Jy ! Clean residual min=-0.001094 max=0.001152 Jy/beam ! Clean residual mean=-0.000002 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.0697091 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 216 components and 0.0697091 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=0.054954Jy sigma=0.432841 ! Fit after self-cal, rms=0.054939Jy sigma=0.432437 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 = 0.000746747 Jy ! Component: 100 - total flux cleaned = 0.000991824 Jy ! Component: 150 - total flux cleaned = 0.00125995 Jy ! Component: 200 - total flux cleaned = 0.00149374 Jy ! Total flux subtracted in 200 components = 0.00149374 Jy ! Clean residual min=-0.001022 max=0.001109 Jy/beam ! Clean residual mean=-0.000002 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.0712029 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 223 components and 0.0712028 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=0.054906Jy sigma=0.432246 ! Fit after self-cal, rms=0.054886Jy sigma=0.432132 ! Inverting map ! Added new window around map position (1.8, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000954452 Jy ! Component: 100 - total flux cleaned = 0.00124478 Jy ! Component: 150 - total flux cleaned = 0.00131349 Jy ! Component: 200 - total flux cleaned = 0.00143495 Jy ! Total flux subtracted in 200 components = 0.00143495 Jy ! Clean residual min=-0.000947 max=0.001113 Jy/beam ! Clean residual mean=-0.000002 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.0726378 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 250 components and 0.0726378 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=0.054854Jy sigma=0.431937 ! Fit after self-cal, rms=0.054842Jy sigma=0.431855 ! Inverting map ! Added new window around map position (47.6, -36.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00101828 Jy ! Component: 100 - total flux cleaned = 0.00133251 Jy ! Component: 150 - total flux cleaned = 0.00164433 Jy ! Component: 200 - total flux cleaned = 0.00190494 Jy ! Total flux subtracted in 200 components = 0.00190494 Jy ! Clean residual min=-0.000849 max=0.000934 Jy/beam ! Clean residual mean=-0.000002 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.0745427 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 274 components and 0.0745427 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=0.054812Jy sigma=0.431651 ! Fit after self-cal, rms=0.054800Jy sigma=0.431546 ! 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=0.054800Jy sigma=0.431546 ! Fit after self-cal, rms=0.054423Jy sigma=0.431342 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.075 mas, bmaj=4.47 mas, bpa=5.543 degrees ! Estimated noise=0.603051 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000188478 Jy ! Component: 100 - total flux cleaned = 0.000611637 Jy ! Component: 150 - total flux cleaned = 0.00088627 Jy ! Component: 200 - total flux cleaned = 0.0011081 Jy ! Total flux subtracted in 200 components = 0.0011081 Jy ! Clean residual min=-0.000833 max=0.000817 Jy/beam ! Clean residual mean=-0.000003 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.0756508 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 299 components and 0.0756508 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=0.054403Jy sigma=0.431215 ! Fit after self-cal, rms=0.054417Jy sigma=0.431104 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 = 0.000415107 Jy ! Component: 100 - total flux cleaned = 0.000824046 Jy ! Component: 150 - total flux cleaned = 0.00103266 Jy ! Component: 200 - total flux cleaned = 0.00126906 Jy ! Total flux subtracted in 200 components = 0.00126906 Jy ! Clean residual min=-0.000767 max=0.000843 Jy/beam ! Clean residual mean=-0.000003 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.0769199 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 308 components and 0.0769199 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=0.054403Jy sigma=0.431024 ! Fit after self-cal, rms=0.054400Jy sigma=0.430963 ! 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=1.066 mas, bmaj=3.579 mas, bpa=10.37 degrees ! Estimated noise=0.511142 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.066 x 3.579 at 10.37 degrees (North through East) ! Clean map min=-0.0015585 max=0.033672 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=0.8457 mas, bmaj=3.249 mas, bpa=11.58 degrees ! Estimated noise=1.35876 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0219934 Jy ! Component: 100 - total flux cleaned = 0.0296987 Jy ! Component: 150 - total flux cleaned = 0.0343599 Jy ! Component: 200 - total flux cleaned = 0.0383619 Jy ! Total flux subtracted in 200 components = 0.0383619 Jy ! Clean residual min=-0.003425 max=0.003399 Jy/beam ! Clean residual mean=-0.000004 rms=0.000845 Jy/beam ! Combined flux in latest and established models = 0.0383618 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 22 model components to the UV plane model. ! The established model now contains 22 components and 0.0383618 Jy ! Inverting map and beam ! Estimated beam: bmin=1.066 mas, bmaj=3.579 mas, bpa=10.37 degrees ! Estimated noise=0.511142 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 = 0.00667573 Jy ! Component: 100 - total flux cleaned = 0.01155 Jy ! Component: 150 - total flux cleaned = 0.0153997 Jy ! Component: 200 - total flux cleaned = 0.0183733 Jy ! Total flux subtracted in 200 components = 0.0183733 Jy ! Clean residual min=-0.002227 max=0.002182 Jy/beam ! Clean residual mean=-0.000002 rms=0.000646 Jy/beam ! Combined flux in latest and established models = 0.0567352 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 64 components and 0.0567352 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=2.075 mas, bmaj=4.47 mas, bpa=5.543 degrees ! Estimated noise=0.603051 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00385775 Jy ! Component: 100 - total flux cleaned = 0.00667567 Jy ! Component: 150 - total flux cleaned = 0.00868346 Jy ! Component: 200 - total flux cleaned = 0.0103549 Jy ! Total flux subtracted in 200 components = 0.0103549 Jy ! Clean residual min=-0.001912 max=0.001629 Jy/beam ! Clean residual mean=-0.000003 rms=0.000544 Jy/beam ! Combined flux in latest and established models = 0.06709 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 = 0.00128559 Jy ! Component: 100 - total flux cleaned = 0.00239214 Jy ! Component: 150 - total flux cleaned = 0.00340489 Jy ! Component: 200 - total flux cleaned = 0.00437749 Jy ! Total flux subtracted in 200 components = 0.00437749 Jy ! Clean residual min=-0.001320 max=0.001139 Jy/beam ! Clean residual mean=-0.000002 rms=0.000367 Jy/beam ! Combined flux in latest and established models = 0.0714675 Jy ! Adding 107 model components to the UV plane model. ! The established model now contains 155 components and 0.0714675 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.066 mas, bmaj=3.579 mas, bpa=10.37 degrees ! Estimated noise=0.511142 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000110242 Jy ! Component: 100 - total flux cleaned = 0.000224541 Jy ! Component: 150 - total flux cleaned = 0.000294776 Jy ! Component: 200 - total flux cleaned = 0.000417372 Jy ! Total flux subtracted in 200 components = 0.000417372 Jy ! Clean residual min=-0.001038 max=0.001056 Jy/beam ! Clean residual mean=-0.000001 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.0718849 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 180 components and 0.0718849 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=0.054437Jy sigma=0.431343 ! Fit after self-cal, rms=0.054422Jy sigma=0.431074 wmodel J1831-1843_X_b_map.mod ! Writing 180 model components to file: J1831-1843_X_b_map.mod wobs J1831-1843_X_b_uvs.fits ! Writing UV FITS file: J1831-1843_X_b_uvs.fits wwins J1831-1843_X_b_map.win ! wwins: Wrote 7 windows to J1831-1843_X_b_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000168515 Jy ! Component: 100 - total flux cleaned = -0.000314244 Jy ! Component: 150 - total flux cleaned = -0.000419145 Jy ! Component: 200 - total flux cleaned = -0.00051877 Jy ! Component: 250 - total flux cleaned = -0.000586913 Jy ! Component: 300 - total flux cleaned = -0.000651978 Jy ! Component: 350 - total flux cleaned = -0.000702054 Jy ! Component: 400 - total flux cleaned = -0.000726401 Jy ! Component: 450 - total flux cleaned = -0.000726157 Jy ! Component: 500 - total flux cleaned = -0.000725877 Jy ! Component: 550 - total flux cleaned = -0.000748137 Jy ! Component: 600 - total flux cleaned = -0.000726572 Jy ! Component: 650 - total flux cleaned = -0.000747591 Jy ! Component: 700 - total flux cleaned = -0.000706627 Jy ! Component: 750 - total flux cleaned = -0.000676586 Jy ! Component: 800 - total flux cleaned = -0.000628087 Jy ! Component: 850 - total flux cleaned = -0.000618981 Jy ! Component: 900 - total flux cleaned = -0.000609842 Jy ! Component: 950 - total flux cleaned = -0.000610294 Jy ! Component: 1000 - total flux cleaned = -0.000601345 Jy ! Component: 1050 - total flux cleaned = -0.000627274 Jy ! Component: 1100 - total flux cleaned = -0.000609968 Jy ! Component: 1150 - total flux cleaned = -0.000610131 Jy ! Component: 1200 - total flux cleaned = -0.000593781 Jy ! Component: 1250 - total flux cleaned = -0.000577788 Jy ! Component: 1300 - total flux cleaned = -0.000617649 Jy ! Component: 1350 - total flux cleaned = -0.000601907 Jy ! Component: 1400 - total flux cleaned = -0.000594261 Jy ! Component: 1450 - total flux cleaned = -0.000609496 Jy ! Component: 1500 - total flux cleaned = -0.000616981 Jy ! Component: 1550 - total flux cleaned = -0.000616968 Jy ! Component: 1600 - total flux cleaned = -0.000631478 Jy ! Component: 1650 - total flux cleaned = -0.000645695 Jy ! Component: 1700 - total flux cleaned = -0.00064569 Jy ! Component: 1750 - total flux cleaned = -0.000652729 Jy ! Component: 1800 - total flux cleaned = -0.000659721 Jy ! Component: 1850 - total flux cleaned = -0.000686843 Jy ! Component: 1900 - total flux cleaned = -0.0007002 Jy ! Component: 1950 - total flux cleaned = -0.0007134 Jy ! Component: 2000 - total flux cleaned = -0.000739563 Jy ! Component: 2050 - total flux cleaned = -0.000778293 Jy ! Component: 2100 - total flux cleaned = -0.000810109 Jy ! Component: 2150 - total flux cleaned = -0.000854003 Jy ! Component: 2200 - total flux cleaned = -0.000866388 Jy ! Component: 2250 - total flux cleaned = -0.000884798 Jy ! Component: 2300 - total flux cleaned = -0.000915194 Jy ! Component: 2350 - total flux cleaned = -0.000927228 Jy ! Component: 2400 - total flux cleaned = -0.000957036 Jy ! Component: 2450 - total flux cleaned = -0.000974825 Jy ! Component: 2500 - total flux cleaned = -0.000998131 Jy ! Component: 2550 - total flux cleaned = -0.00101544 Jy ! Component: 2600 - total flux cleaned = -0.00101546 Jy ! Component: 2650 - total flux cleaned = -0.00103814 Jy ! Component: 2700 - total flux cleaned = -0.00104929 Jy ! Component: 2750 - total flux cleaned = -0.00106596 Jy ! Component: 2800 - total flux cleaned = -0.0010824 Jy ! Component: 2850 - total flux cleaned = -0.00110958 Jy ! Component: 2900 - total flux cleaned = -0.00112566 Jy ! Component: 2950 - total flux cleaned = -0.00113099 Jy ! Component: 3000 - total flux cleaned = -0.00117846 Jy ! Component: 3050 - total flux cleaned = -0.00118894 Jy ! Component: 3100 - total flux cleaned = -0.00120443 Jy ! Component: 3150 - total flux cleaned = -0.00123008 Jy ! Component: 3200 - total flux cleaned = -0.00123009 Jy ! Component: 3250 - total flux cleaned = -0.00123515 Jy ! Component: 3300 - total flux cleaned = -0.00123519 Jy ! Component: 3350 - total flux cleaned = -0.00126492 Jy ! Component: 3400 - total flux cleaned = -0.00125991 Jy ! Component: 3450 - total flux cleaned = -0.00127943 Jy ! Component: 3500 - total flux cleaned = -0.00127456 Jy ! Component: 3550 - total flux cleaned = -0.00129377 Jy ! Component: 3600 - total flux cleaned = -0.00129378 Jy ! Component: 3650 - total flux cleaned = -0.00130797 Jy ! Component: 3700 - total flux cleaned = -0.00131269 Jy ! Component: 3750 - total flux cleaned = -0.00132201 Jy ! Component: 3800 - total flux cleaned = -0.0013267 Jy ! Component: 3850 - total flux cleaned = -0.00132673 Jy ! Component: 3900 - total flux cleaned = -0.00133583 Jy ! Component: 3950 - total flux cleaned = -0.00134944 Jy ! Component: 4000 - total flux cleaned = -0.00133143 Jy ! Component: 4050 - total flux cleaned = -0.0013627 Jy ! Total flux subtracted in 4096 components = -0.00136269 Jy ! Clean residual min=-0.000282 max=0.000313 Jy/beam ! Clean residual mean=-0.000001 rms=0.000080 Jy/beam ! Combined flux in latest and established models = 0.0705222 Jy keep ! Adding 267 model components to the UV plane model. ! The established model now contains 445 components and 0.0705223 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1831-1843_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.066 x 3.579 at 10.37 degrees (North through East) ! Clean map min=-0.0012131 max=0.032429 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1831-1843_X_b_map.fits wmodel /image_prod/ug002_uva//J1831-1843_X_b_map.mod ! Writing 445 model components to file: /image_prod/ug002_uva//J1831-1843_X_b_map.mod wobs /image_prod/ug002_uva//J1831-1843_X_b_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1831-1843_X_b_uvs.fits wwins /image_prod/ug002_uva//J1831-1843_X_b_map.win ! wwins: Wrote 8 windows to /image_prod/ug002_uva//J1831-1843_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0324291 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 7.92133e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.732798 0.732798 1.4656 2.93119 5.86238 11.7248 23.4495 46.8991 93.7981 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.032 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 409.389 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1831-1843_X_b_dfm.log closed on Thu Mar 5 03:47:41 2020