! Started logfile: /image_prod/ug002_uva//J1127-1857_X_a_dfm.log on Thu Mar 5 00:03:44 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//J1127-1857_X_a_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1127-1857_X_a_uva.fits ! AN table 1: 16 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.901389 visibilities/baseline/integration-bin. ! Found source: J1127-1857 ! ! 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 7788 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 J1127-1857_X_a] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 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 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.526906Jy sigma=7.972207 ! Fit after self-cal, rms=0.253803Jy sigma=1.303247 ! 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=0.6332 mas, bmaj=1.594 mas, bpa=-0.233 degrees ! Estimated noise=2.16964 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 = 0.858235 Jy ! Component: 100 - total flux cleaned = 1.04963 Jy ! Total flux subtracted in 100 components = 1.04963 Jy ! Clean residual min=-0.046009 max=0.094482 Jy/beam ! Clean residual mean=0.000001 rms=0.010603 Jy/beam ! Combined flux in latest and established models = 1.04963 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 1.04963 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=0.233209Jy sigma=1.197125 ! Fit after self-cal, rms=0.233203Jy sigma=1.197104 ! Inverting map ! Added new window around map position (-1.8, -0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0861698 Jy ! Component: 100 - total flux cleaned = 0.132694 Jy ! Total flux subtracted in 100 components = 0.132694 Jy ! Clean residual min=-0.034729 max=0.088348 Jy/beam ! Clean residual mean=-0.000004 rms=0.008601 Jy/beam ! Combined flux in latest and established models = 1.18232 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 14 components and 1.18232 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=0.194119Jy sigma=0.998747 ! Fit after self-cal, rms=0.190565Jy sigma=0.979247 ! Inverting map ! Added new window around map position (1.6, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0644871 Jy ! Component: 100 - total flux cleaned = 0.097543 Jy ! Total flux subtracted in 100 components = 0.097543 Jy ! Clean residual min=-0.035428 max=0.038865 Jy/beam ! Clean residual mean=-0.000006 rms=0.007013 Jy/beam ! Combined flux in latest and established models = 1.27987 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 24 components and 1.27987 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=0.163642Jy sigma=0.842772 ! Fit after self-cal, rms=0.162890Jy sigma=0.838637 ! 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=0.7916 mas, bmaj=1.92 mas, bpa=0.115 degrees ! Estimated noise=1.58335 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 (-6.8, 14.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.048175 Jy ! Component: 100 - total flux cleaned = 0.0791874 Jy ! Component: 150 - total flux cleaned = 0.0921016 Jy ! Component: 200 - total flux cleaned = 0.10233 Jy ! Total flux subtracted in 200 components = 0.10233 Jy ! Clean residual min=-0.028718 max=0.029311 Jy/beam ! Clean residual mean=-0.000013 rms=0.006997 Jy/beam ! Combined flux in latest and established models = 1.3822 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 40 components and 1.3822 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=0.144855Jy sigma=0.741127 ! Fit after self-cal, rms=0.144112Jy sigma=0.737009 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7916 x 1.92 at 0.115 degrees (North through East) ! Clean map min=-0.026133 max=1.073 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.99 HN 1.03 KP 1.07 ! LA 0.95 MK 1.01 NL 1.16 OV 0.98 ! PT 0.91 SC 0.98 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.95 HN 1.04 KP 1.06 ! LA 0.96 MK 1.02 NL 1.16 OV 0.97 ! PT 0.90 SC 0.98 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.97 HN 1.05 KP 1.05 ! LA 0.98 MK 0.97 NL 1.16 OV 0.97 ! PT 0.92 SC 0.97 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.96 HN 1.02 KP 1.06 ! LA 0.98 MK 1.00 NL 1.13 OV 0.99 ! PT 0.89 SC 0.99 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 1.06 KP 1.06 ! LA 0.98 MK 1.01 NL 1.12 OV 0.98 ! PT 0.91 SC 1.00 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 1.05 KP 1.06 ! LA 0.98 MK 1.03 NL 1.15 OV 0.97 ! PT 0.90 SC 0.99 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 HN 1.06 KP 1.06 ! LA 0.97 MK 1.02 NL 1.16 OV 0.97 ! PT 0.91 SC 1.01 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 1.07 KP 1.04 ! LA 0.99 MK 1.02 NL 1.17 OV 0.97 ! PT 0.90 SC 1.03 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 HN 1.07 KP 1.08 ! LA 0.97 MK 1.01 NL 1.16 OV 0.98 ! PT 0.91 SC 1.00 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 1.09 KP 1.05 ! LA 0.97 MK 1.02 NL 1.18 OV 0.99 ! PT 0.91 SC 0.99 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 1.08 KP 1.07 ! LA 0.98 MK 1.04 NL 1.17 OV 0.99 ! PT 0.91 SC 1.03 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 1.11 KP 1.04 ! LA 0.96 MK 1.04 NL 1.16 OV 1.01 ! PT 0.89 SC 1.05 ! ! ! Fit before self-cal, rms=0.144112Jy sigma=0.737009 ! Fit after self-cal, rms=0.114788Jy sigma=0.553384 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7957 mas, bmaj=1.928 mas, bpa=0.4256 degrees ! Estimated noise=1.60691 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 = -0.0243228 Jy ! Component: 100 - total flux cleaned = -0.0369047 Jy ! Component: 150 - total flux cleaned = -0.0438302 Jy ! Component: 200 - total flux cleaned = -0.0484713 Jy ! Total flux subtracted in 200 components = -0.0484713 Jy ! Clean residual min=-0.019668 max=0.015741 Jy/beam ! Clean residual mean=-0.000013 rms=0.004228 Jy/beam ! Combined flux in latest and established models = 1.33373 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 59 components and 1.33373 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=0.107957Jy sigma=0.516354 ! Fit after self-cal, rms=0.107701Jy sigma=0.514905 ! 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=0.107701Jy sigma=0.514905 ! Fit after self-cal, rms=0.093167Jy sigma=0.445981 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7958 mas, bmaj=1.929 mas, bpa=0.2819 degrees ! Estimated noise=1.60641 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0196924 Jy ! Component: 100 - total flux cleaned = -0.0264677 Jy ! Component: 150 - total flux cleaned = -0.0298544 Jy ! Component: 200 - total flux cleaned = -0.0318099 Jy ! Total flux subtracted in 200 components = -0.0318099 Jy ! Clean residual min=-0.013588 max=0.011677 Jy/beam ! Clean residual mean=-0.000008 rms=0.002727 Jy/beam ! Combined flux in latest and established models = 1.30192 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 70 components and 1.30192 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=0.088543Jy sigma=0.421799 ! Fit after self-cal, rms=0.088426Jy sigma=0.421246 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 = -0.00159954 Jy ! Component: 100 - total flux cleaned = -0.003086 Jy ! Component: 150 - total flux cleaned = -0.00420336 Jy ! Component: 200 - total flux cleaned = -0.00478217 Jy ! Total flux subtracted in 200 components = -0.00478217 Jy ! Clean residual min=-0.012734 max=0.012147 Jy/beam ! Clean residual mean=-0.000008 rms=0.002658 Jy/beam ! Combined flux in latest and established models = 1.29713 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 77 components and 1.29713 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=0.087841Jy sigma=0.417333 ! Fit after self-cal, rms=0.087796Jy sigma=0.417161 ! 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=0.087796Jy sigma=0.417161 ! Fit after self-cal, rms=0.085830Jy sigma=0.406572 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7955 mas, bmaj=1.931 mas, bpa=0.3472 degrees ! Estimated noise=1.60719 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0125405 Jy ! Component: 100 - total flux cleaned = -0.0167227 Jy ! Component: 150 - total flux cleaned = -0.0184171 Jy ! Component: 200 - total flux cleaned = -0.0192893 Jy ! Total flux subtracted in 200 components = -0.0192893 Jy ! Clean residual min=-0.010762 max=0.009874 Jy/beam ! Clean residual mean=-0.000006 rms=0.002219 Jy/beam ! Combined flux in latest and established models = 1.27784 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 85 components and 1.27784 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=0.083734Jy sigma=0.395552 ! Fit after self-cal, rms=0.083705Jy sigma=0.395432 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 = -0.000943682 Jy ! Component: 100 - total flux cleaned = -0.00172697 Jy ! Component: 150 - total flux cleaned = -0.00242588 Jy ! Component: 200 - total flux cleaned = -0.00296569 Jy ! Total flux subtracted in 200 components = -0.00296569 Jy ! Clean residual min=-0.010782 max=0.010463 Jy/beam ! Clean residual mean=-0.000006 rms=0.002183 Jy/beam ! Combined flux in latest and established models = 1.27488 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 94 components and 1.27488 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=0.083377Jy sigma=0.393497 ! Fit after self-cal, rms=0.083355Jy sigma=0.393430 ! 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=0.083355Jy sigma=0.393430 ! Fit after self-cal, rms=0.082427Jy sigma=0.388167 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.098 mas, bmaj=4.409 mas, bpa=8.257 degrees ! Estimated noise=2.19476 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0117695 Jy ! Component: 100 - total flux cleaned = -0.0153707 Jy ! Component: 150 - total flux cleaned = -0.0164525 Jy ! Component: 200 - total flux cleaned = -0.0173873 Jy ! Total flux subtracted in 200 components = -0.0173873 Jy ! Clean residual min=-0.013153 max=0.010431 Jy/beam ! Clean residual mean=-0.000010 rms=0.003051 Jy/beam ! Combined flux in latest and established models = 1.25749 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 100 components and 1.25749 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=0.081984Jy sigma=0.386320 ! Fit after self-cal, rms=0.081923Jy sigma=0.385914 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 = -0.000338153 Jy ! Component: 100 - total flux cleaned = -0.000972291 Jy ! Component: 150 - total flux cleaned = -0.00120687 Jy ! Component: 200 - total flux cleaned = -0.00134894 Jy ! Total flux subtracted in 200 components = -0.00134894 Jy ! Clean residual min=-0.013002 max=0.010081 Jy/beam ! Clean residual mean=-0.000010 rms=0.003005 Jy/beam ! Combined flux in latest and established models = 1.25614 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 101 components and 1.25614 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=0.081953Jy sigma=0.385960 ! Fit after self-cal, rms=0.081901Jy sigma=0.385745 ! 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=0.7953 mas, bmaj=1.931 mas, bpa=0.4086 degrees ! Estimated noise=1.60733 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7953 x 1.931 at 0.4086 degrees (North through East) ! Clean map min=-0.012641 max=1.0942 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! 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=0.081901Jy sigma=0.385745 ! Fit after self-cal, rms=0.078450Jy sigma=0.360229 ! Inverting map and beam ! Estimated beam: bmin=0.7965 mas, bmaj=1.934 mas, bpa=0.5073 degrees ! Estimated noise=1.609 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.008284 Jy ! Component: 100 - total flux cleaned = -0.0108662 Jy ! Component: 150 - total flux cleaned = -0.0112063 Jy ! Component: 200 - total flux cleaned = -0.0113621 Jy ! Total flux subtracted in 200 components = -0.0113621 Jy ! Clean residual min=-0.009629 max=0.008231 Jy/beam ! Clean residual mean=-0.000003 rms=0.001754 Jy/beam ! Combined flux in latest and established models = 1.24478 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 107 components and 1.24478 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=0.077273Jy sigma=0.354372 ! Fit after self-cal, rms=0.077247Jy sigma=0.354313 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000155241 Jy ! Component: 100 - total flux cleaned = -0.000399386 Jy ! Component: 150 - total flux cleaned = -0.000397744 Jy ! Component: 200 - total flux cleaned = -0.000396708 Jy ! Total flux subtracted in 200 components = -0.000396708 Jy ! Clean residual min=-0.009602 max=0.008604 Jy/beam ! Clean residual mean=-0.000003 rms=0.001733 Jy/beam ! Combined flux in latest and established models = 1.24438 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 112 components and 1.24438 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=0.076913Jy sigma=0.352608 ! Fit after self-cal, rms=0.076905Jy sigma=0.352572 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.076905Jy sigma=0.352572 ! Fit after self-cal, rms=0.076489Jy sigma=0.350326 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=0.6376 mas, bmaj=1.599 mas, bpa=0.4859 degrees ! Estimated noise=2.2331 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.872626 Jy ! Component: 100 - total flux cleaned = 1.06319 Jy ! Component: 150 - total flux cleaned = 1.1191 Jy ! Component: 200 - total flux cleaned = 1.15189 Jy ! Total flux subtracted in 200 components = 1.15189 Jy ! Clean residual min=-0.014953 max=0.018705 Jy/beam ! Clean residual mean=0.000002 rms=0.003045 Jy/beam ! Combined flux in latest and established models = 1.15189 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 13 model components to the UV plane model. ! The established model now contains 13 components and 1.15189 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7961 mas, bmaj=1.933 mas, bpa=0.5355 degrees ! Estimated noise=1.60748 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 = 0.0303216 Jy ! Component: 100 - total flux cleaned = 0.0501042 Jy ! Component: 150 - total flux cleaned = 0.0639744 Jy ! Component: 200 - total flux cleaned = 0.0703044 Jy ! Total flux subtracted in 200 components = 0.0703044 Jy ! Clean residual min=-0.008933 max=0.010039 Jy/beam ! Clean residual mean=-0.000002 rms=0.001955 Jy/beam ! Combined flux in latest and established models = 1.2222 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 32 components and 1.2222 Jy ! Inverting map ! Added new window around map position (6.8, -14.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00618226 Jy ! Component: 100 - total flux cleaned = 0.0086303 Jy ! Component: 150 - total flux cleaned = 0.0110195 Jy ! Component: 200 - total flux cleaned = 0.012887 Jy ! Total flux subtracted in 200 components = 0.012887 Jy ! Clean residual min=-0.007713 max=0.006919 Jy/beam ! Clean residual mean=-0.000003 rms=0.001656 Jy/beam ! Combined flux in latest and established models = 1.23508 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 44 components and 1.23508 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=2.106 mas, bmaj=4.416 mas, bpa=8.444 degrees ! Estimated noise=2.18952 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00370059 Jy ! Component: 100 - total flux cleaned = 0.00370882 Jy ! Component: 150 - total flux cleaned = 0.00434729 Jy ! Component: 200 - total flux cleaned = 0.00476159 Jy ! Total flux subtracted in 200 components = 0.00476159 Jy ! Clean residual min=-0.009713 max=0.007718 Jy/beam ! Clean residual mean=-0.000004 rms=0.002359 Jy/beam ! Combined flux in latest and established models = 1.23984 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 = 0.000358932 Jy ! Component: 100 - total flux cleaned = 0.000362684 Jy ! Component: 150 - total flux cleaned = 0.000268061 Jy ! Component: 200 - total flux cleaned = 0.000267398 Jy ! Total flux subtracted in 200 components = 0.000267398 Jy ! Clean residual min=-0.009212 max=0.007410 Jy/beam ! Clean residual mean=-0.000004 rms=0.002294 Jy/beam ! Combined flux in latest and established models = 1.24011 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 64 components and 1.24011 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7961 mas, bmaj=1.933 mas, bpa=0.5355 degrees ! Estimated noise=1.60748 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000702768 Jy ! Component: 100 - total flux cleaned = 0.000216608 Jy ! Component: 150 - total flux cleaned = 0.000500965 Jy ! Component: 200 - total flux cleaned = 0.000633995 Jy ! Total flux subtracted in 200 components = 0.000633995 Jy ! Clean residual min=-0.007274 max=0.006105 Jy/beam ! Clean residual mean=-0.000003 rms=0.001489 Jy/beam ! Combined flux in latest and established models = 1.24075 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 79 components and 1.24075 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=0.075104Jy sigma=0.345377 ! Fit after self-cal, rms=0.074748Jy sigma=0.343039 wmodel J1127-1857_X_a_map.mod ! Writing 79 model components to file: J1127-1857_X_a_map.mod wobs J1127-1857_X_a_uvs.fits ! Writing UV FITS file: J1127-1857_X_a_uvs.fits wwins J1127-1857_X_a_map.win ! wwins: Wrote 5 windows to J1127-1857_X_a_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00216292 Jy ! Component: 100 - total flux cleaned = -0.00304052 Jy ! Component: 150 - total flux cleaned = -0.00324766 Jy ! Component: 200 - total flux cleaned = -0.00286167 Jy ! Component: 250 - total flux cleaned = -0.0024906 Jy ! Component: 300 - total flux cleaned = -0.00203863 Jy ! Component: 350 - total flux cleaned = -0.00116526 Jy ! Component: 400 - total flux cleaned = -0.000404004 Jy ! Component: 450 - total flux cleaned = 6.36083e-06 Jy ! Component: 500 - total flux cleaned = 0.000647505 Jy ! Component: 550 - total flux cleaned = 0.000803735 Jy ! Component: 600 - total flux cleaned = 0.00118685 Jy ! Component: 650 - total flux cleaned = 0.00133647 Jy ! Component: 700 - total flux cleaned = 0.00148333 Jy ! Component: 750 - total flux cleaned = 0.0016269 Jy ! Component: 800 - total flux cleaned = 0.00183697 Jy ! Component: 850 - total flux cleaned = 0.00190562 Jy ! Component: 900 - total flux cleaned = 0.00210954 Jy ! Component: 950 - total flux cleaned = 0.00250703 Jy ! Component: 1000 - total flux cleaned = 0.00270246 Jy ! Component: 1050 - total flux cleaned = 0.0028309 Jy ! Component: 1100 - total flux cleaned = 0.00302018 Jy ! Component: 1150 - total flux cleaned = 0.00314484 Jy ! Component: 1200 - total flux cleaned = 0.00351044 Jy ! Component: 1250 - total flux cleaned = 0.00344957 Jy ! Component: 1300 - total flux cleaned = 0.00344989 Jy ! Component: 1350 - total flux cleaned = 0.00350838 Jy ! Component: 1400 - total flux cleaned = 0.00356595 Jy ! Component: 1450 - total flux cleaned = 0.00379171 Jy ! Component: 1500 - total flux cleaned = 0.00384645 Jy ! Component: 1550 - total flux cleaned = 0.0038464 Jy ! Component: 1600 - total flux cleaned = 0.00368397 Jy ! Component: 1650 - total flux cleaned = 0.00363161 Jy ! Component: 1700 - total flux cleaned = 0.00373755 Jy ! Component: 1750 - total flux cleaned = 0.00378958 Jy ! Component: 1800 - total flux cleaned = 0.0037384 Jy ! Component: 1850 - total flux cleaned = 0.00363636 Jy ! Component: 1900 - total flux cleaned = 0.0034364 Jy ! Component: 1950 - total flux cleaned = 0.00328855 Jy ! Component: 2000 - total flux cleaned = 0.00319115 Jy ! Component: 2050 - total flux cleaned = 0.00294893 Jy ! Component: 2100 - total flux cleaned = 0.0029013 Jy ! Component: 2150 - total flux cleaned = 0.00271172 Jy ! Component: 2200 - total flux cleaned = 0.00261784 Jy ! Component: 2250 - total flux cleaned = 0.00252483 Jy ! Component: 2300 - total flux cleaned = 0.0024332 Jy ! Component: 2350 - total flux cleaned = 0.00211714 Jy ! Component: 2400 - total flux cleaned = 0.0020279 Jy ! Component: 2450 - total flux cleaned = 0.00193932 Jy ! Component: 2500 - total flux cleaned = 0.00163205 Jy ! Component: 2550 - total flux cleaned = 0.00163208 Jy ! Component: 2600 - total flux cleaned = 0.00141708 Jy ! Component: 2650 - total flux cleaned = 0.00111999 Jy ! Component: 2700 - total flux cleaned = 0.0010363 Jy ! Component: 2750 - total flux cleaned = 0.000869824 Jy ! Component: 2800 - total flux cleaned = 0.000746486 Jy ! Component: 2850 - total flux cleaned = 0.000583554 Jy ! Component: 2900 - total flux cleaned = 0.000381931 Jy ! Component: 2950 - total flux cleaned = 0.000142264 Jy ! Component: 3000 - total flux cleaned = 0.000182383 Jy ! Component: 3050 - total flux cleaned = -0.000130559 Jy ! Component: 3100 - total flux cleaned = -5.22728e-05 Jy ! Component: 3150 - total flux cleaned = -0.000168057 Jy ! Component: 3200 - total flux cleaned = -0.000434518 Jy ! Component: 3250 - total flux cleaned = -0.000547457 Jy ! Component: 3300 - total flux cleaned = -0.000547572 Jy ! Component: 3350 - total flux cleaned = -0.000436248 Jy ! Component: 3400 - total flux cleaned = -0.000473526 Jy ! Component: 3450 - total flux cleaned = -0.000509744 Jy ! Component: 3500 - total flux cleaned = -0.00058168 Jy ! Component: 3550 - total flux cleaned = -0.00058148 Jy ! Component: 3600 - total flux cleaned = -0.000510551 Jy ! Component: 3650 - total flux cleaned = -0.000545442 Jy ! Component: 3700 - total flux cleaned = -0.000440473 Jy ! Component: 3750 - total flux cleaned = -0.000405538 Jy ! Component: 3800 - total flux cleaned = -0.000405717 Jy ! Component: 3850 - total flux cleaned = -0.000507834 Jy ! Component: 3900 - total flux cleaned = -0.000507597 Jy ! Component: 3950 - total flux cleaned = -0.000440658 Jy ! Component: 4000 - total flux cleaned = -0.000474027 Jy ! Component: 4050 - total flux cleaned = -0.000506957 Jy ! Total flux subtracted in 4096 components = -0.000605566 Jy ! Clean residual min=-0.001838 max=0.001768 Jy/beam ! Clean residual mean=-0.000002 rms=0.000598 Jy/beam ! Combined flux in latest and established models = 1.24014 Jy keep ! Adding 327 model components to the UV plane model. ! The established model now contains 406 components and 1.24014 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1127-1857_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7961 x 1.933 at 0.5355 degrees (North through East) ! Clean map min=-0.0067366 max=1.1105 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1127-1857_X_a_map.fits wmodel /image_prod/ug002_uva//J1127-1857_X_a_map.mod ! Writing 406 model components to file: /image_prod/ug002_uva//J1127-1857_X_a_map.mod wobs /image_prod/ug002_uva//J1127-1857_X_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1127-1857_X_a_uvs.fits wwins /image_prod/ug002_uva//J1127-1857_X_a_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J1127-1857_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.11051 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00059405 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.16048 0.16048 0.320961 0.641921 1.28384 2.56768 5.13537 10.2707 20.5415 41.0829 82.1659 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.11 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1869.39 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1127-1857_X_a_dfm.log closed on Thu Mar 5 00:03:48 2020