! Started logfile: /image_prod/ug002_uva//J0457-2324_X_l_dfm.log on Wed Mar 4 20:35:07 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//J0457-2324_X_l_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0457-2324_X_l_uva.fits ! AN table 1: 8 integrations on 15 of 15 possible baselines. ! AN table 2: 6 integrations on 6 of 6 possible baselines. ! Apparent sampling: 0.871795 visibilities/baseline/integration-bin. ! Found source: J0457-2324 ! ! 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 108 lines of history. ! ! Reading 1632 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 J0457-2324_X_l] 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 6 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 6 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 6 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 6 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 6 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 6 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 6 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 6 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 6 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=2.227674Jy sigma=9.951007 ! Fit after self-cal, rms=1.043619Jy sigma=4.608905 ! 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=0.7211 mas, bmaj=1.412 mas, bpa=-21.5 degrees ! Estimated noise=5.99204 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 = 1.35858 Jy ! Component: 100 - total flux cleaned = 1.70626 Jy ! Total flux subtracted in 100 components = 1.70626 Jy ! Clean residual min=-0.135780 max=0.204967 Jy/beam ! Clean residual mean=-0.000375 rms=0.041623 Jy/beam ! Combined flux in latest and established models = 1.70626 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 1.70626 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=0.519848Jy sigma=2.217803 ! Fit after self-cal, rms=0.519232Jy sigma=2.215091 ! 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=0.9138 mas, bmaj=1.764 mas, bpa=-20.82 degrees ! Estimated noise=4.45587 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 = 0.300449 Jy ! Component: 100 - total flux cleaned = 0.452365 Jy ! Component: 150 - total flux cleaned = 0.538213 Jy ! Component: 200 - total flux cleaned = 0.587803 Jy ! Total flux subtracted in 200 components = 0.587803 Jy ! Clean residual min=-0.102070 max=0.150714 Jy/beam ! Clean residual mean=-0.000131 rms=0.034010 Jy/beam ! Combined flux in latest and established models = 2.29406 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 27 components and 2.29406 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=0.322777Jy sigma=1.206887 ! Fit after self-cal, rms=0.322454Jy sigma=1.205877 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9138 x 1.764 at -20.82 degrees (North through East) ! Clean map min=-0.097071 max=1.8286 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.93 KP 1.00 MK 1.05 ! NL 1.13 OV 0.88 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 HN 1.75 NL 1.03 SC 0.91 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.95 KP 0.99 MK 1.02 ! NL 1.17 OV 0.90 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 HN 1.90 NL 1.05 SC 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.97 KP 1.01 MK 1.03 ! NL 1.14 OV 0.90 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 HN 1.77 NL 1.02 SC 0.90 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.94 KP 0.99 MK 1.04 ! NL 1.12 OV 0.90 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 HN 1.82 NL 0.98 SC 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.95 KP 1.01 MK 1.03 ! NL 1.11 OV 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 HN 1.75 NL 0.97 SC 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.96 KP 1.01 MK 1.02 ! NL 1.12 OV 0.89 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 HN 1.81 NL 0.96 SC 0.89 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.96 KP 0.99 MK 1.02 ! NL 1.12 OV 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 HN 1.80 NL 0.97 SC 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.94 KP 1.02 MK 0.99 ! NL 1.12 OV 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 HN 1.78 NL 0.97 SC 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.97 KP 1.01 MK 1.04 ! NL 1.12 OV 0.88 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 HN 1.81 NL 0.99 SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.97 KP 1.00 MK 1.04 ! NL 1.16 OV 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 HN 1.71 NL 1.06 SC 0.91 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 KP 1.00 MK 1.01 ! NL 1.12 OV 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 HN 1.81 NL 1.00 SC 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.93 KP 0.98 MK 1.10 ! NL 1.15 OV 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 HN 1.83 NL 1.02 SC 0.93 ! ! ! Fit before self-cal, rms=0.322454Jy sigma=1.205877 ! Fit after self-cal, rms=0.120237Jy sigma=0.333789 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9287 mas, bmaj=1.736 mas, bpa=-20.46 degrees ! Estimated noise=4.50609 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 = -0.0108805 Jy ! Component: 100 - total flux cleaned = -0.0113494 Jy ! Component: 150 - total flux cleaned = -0.0117928 Jy ! Component: 200 - total flux cleaned = -0.0122037 Jy ! Total flux subtracted in 200 components = -0.0122037 Jy ! Clean residual min=-0.030995 max=0.023063 Jy/beam ! Clean residual mean=-0.000040 rms=0.005803 Jy/beam ! Combined flux in latest and established models = 2.28186 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 33 components and 2.28186 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=0.114524Jy sigma=0.320035 ! Fit after self-cal, rms=0.115064Jy sigma=0.318905 ! 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=0.115064Jy sigma=0.318905 ! Fit after self-cal, rms=0.112789Jy sigma=0.315522 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9281 mas, bmaj=1.74 mas, bpa=-20.53 degrees ! Estimated noise=4.49518 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00920302 Jy ! Component: 100 - total flux cleaned = -0.010013 Jy ! Component: 150 - total flux cleaned = -0.010013 Jy ! Component: 200 - total flux cleaned = -0.0103431 Jy ! Total flux subtracted in 200 components = -0.0103431 Jy ! Clean residual min=-0.028263 max=0.020321 Jy/beam ! Clean residual mean=-0.000035 rms=0.005215 Jy/beam ! Combined flux in latest and established models = 2.27151 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 33 components and 2.27151 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=0.108385Jy sigma=0.305107 ! Fit after self-cal, rms=0.108374Jy sigma=0.304639 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 = -0.000762254 Jy ! Component: 100 - total flux cleaned = -0.00106049 Jy ! Component: 150 - total flux cleaned = -0.00164569 Jy ! Component: 200 - total flux cleaned = -0.00191514 Jy ! Total flux subtracted in 200 components = -0.00191514 Jy ! Clean residual min=-0.025837 max=0.019302 Jy/beam ! Clean residual mean=-0.000037 rms=0.005017 Jy/beam ! Combined flux in latest and established models = 2.2696 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 35 components and 2.2696 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=0.106200Jy sigma=0.297897 ! Fit after self-cal, rms=0.106184Jy sigma=0.297536 ! 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=0.106184Jy sigma=0.297536 ! Fit after self-cal, rms=0.103323Jy sigma=0.293761 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9277 mas, bmaj=1.742 mas, bpa=-20.57 degrees ! Estimated noise=4.48812 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00728876 Jy ! Component: 100 - total flux cleaned = -0.00821983 Jy ! Component: 150 - total flux cleaned = -0.00878953 Jy ! Component: 200 - total flux cleaned = -0.00932914 Jy ! Total flux subtracted in 200 components = -0.00932914 Jy ! Clean residual min=-0.023756 max=0.017328 Jy/beam ! Clean residual mean=-0.000031 rms=0.004460 Jy/beam ! Combined flux in latest and established models = 2.26027 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 35 components and 2.26027 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=0.100345Jy sigma=0.287005 ! Fit after self-cal, rms=0.100348Jy sigma=0.286695 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 = -0.000614172 Jy ! Component: 100 - total flux cleaned = -0.000852888 Jy ! Component: 150 - total flux cleaned = -0.00132458 Jy ! Component: 200 - total flux cleaned = -0.00177999 Jy ! Total flux subtracted in 200 components = -0.00177999 Jy ! Clean residual min=-0.021923 max=0.016758 Jy/beam ! Clean residual mean=-0.000032 rms=0.004304 Jy/beam ! Combined flux in latest and established models = 2.25849 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 35 components and 2.25849 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=0.098818Jy sigma=0.281995 ! Fit after self-cal, rms=0.098811Jy sigma=0.281730 ! 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=0.098811Jy sigma=0.281730 ! Fit after self-cal, rms=0.096796Jy sigma=0.279224 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.099 mas, bmaj=3.972 mas, bpa=-6.865 degrees ! Estimated noise=5.75968 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00632361 Jy ! Component: 100 - total flux cleaned = -0.00667781 Jy ! Component: 150 - total flux cleaned = -0.00683849 Jy ! Component: 200 - total flux cleaned = -0.00671034 Jy ! Total flux subtracted in 200 components = -0.00671034 Jy ! Clean residual min=-0.019957 max=0.018921 Jy/beam ! Clean residual mean=-0.000054 rms=0.005748 Jy/beam ! Combined flux in latest and established models = 2.25178 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 36 components and 2.25178 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=0.095238Jy sigma=0.277320 ! Fit after self-cal, rms=0.095150Jy sigma=0.276527 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 = -0.0011162 Jy ! Component: 100 - total flux cleaned = -0.000843696 Jy ! Component: 150 - total flux cleaned = -0.000494387 Jy ! Component: 200 - total flux cleaned = -0.000100948 Jy ! Total flux subtracted in 200 components = -0.000100948 Jy ! Clean residual min=-0.018886 max=0.017725 Jy/beam ! Clean residual mean=-0.000054 rms=0.005583 Jy/beam ! Combined flux in latest and established models = 2.25168 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 36 components and 2.25168 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=0.094802Jy sigma=0.277359 ! Fit after self-cal, rms=0.094748Jy sigma=0.276917 ! 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=0.9275 mas, bmaj=1.745 mas, bpa=-20.61 degrees ! Estimated noise=4.48196 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9275 x 1.745 at -20.61 degrees (North through East) ! Clean map min=-0.018051 max=1.8482 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=0.094748Jy sigma=0.276917 ! Fit after self-cal, rms=0.083550Jy sigma=0.236098 ! Inverting map and beam ! Estimated beam: bmin=0.9253 mas, bmaj=1.752 mas, bpa=-20.85 degrees ! Estimated noise=4.46544 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00579298 Jy ! Component: 100 - total flux cleaned = -0.00665973 Jy ! Component: 150 - total flux cleaned = -0.00725687 Jy ! Component: 200 - total flux cleaned = -0.00782877 Jy ! Total flux subtracted in 200 components = -0.00782877 Jy ! Clean residual min=-0.017333 max=0.012992 Jy/beam ! Clean residual mean=-0.000026 rms=0.003382 Jy/beam ! Combined flux in latest and established models = 2.24385 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 37 components and 2.24385 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=0.081708Jy sigma=0.232085 ! Fit after self-cal, rms=0.081711Jy sigma=0.232023 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000550689 Jy ! Component: 100 - total flux cleaned = -0.000900742 Jy ! Component: 150 - total flux cleaned = -0.00124133 Jy ! Component: 200 - total flux cleaned = -0.00155856 Jy ! Total flux subtracted in 200 components = -0.00155856 Jy ! Clean residual min=-0.016059 max=0.012957 Jy/beam ! Clean residual mean=-0.000027 rms=0.003289 Jy/beam ! Combined flux in latest and established models = 2.24229 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 38 components and 2.24229 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=0.080791Jy sigma=0.229093 ! Fit after self-cal, rms=0.080796Jy sigma=0.229031 ! 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=0.080796Jy sigma=0.229031 ! Fit after self-cal, rms=0.079293Jy sigma=0.227436 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=0.7237 mas, bmaj=1.373 mas, bpa=-21.11 degrees ! Estimated noise=6.20537 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.40675 Jy ! Component: 100 - total flux cleaned = 1.74946 Jy ! Component: 150 - total flux cleaned = 1.90636 Jy ! Component: 200 - total flux cleaned = 2.00106 Jy ! Total flux subtracted in 200 components = 2.00106 Jy ! Clean residual min=-0.032782 max=0.051941 Jy/beam ! Clean residual mean=-0.000139 rms=0.011579 Jy/beam ! Combined flux in latest and established models = 2.00106 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 20 model components to the UV plane model. ! The established model now contains 20 components and 2.00106 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9253 mas, bmaj=1.754 mas, bpa=-20.88 degrees ! Estimated noise=4.46164 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 = 0.0956983 Jy ! Component: 100 - total flux cleaned = 0.144357 Jy ! Component: 150 - total flux cleaned = 0.171906 Jy ! Component: 200 - total flux cleaned = 0.187726 Jy ! Total flux subtracted in 200 components = 0.187726 Jy ! Clean residual min=-0.016920 max=0.024746 Jy/beam ! Clean residual mean=-0.000058 rms=0.005147 Jy/beam ! Combined flux in latest and established models = 2.18879 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 43 components and 2.18879 Jy ! Inverting map ! Added new window around map position (1.2, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0220019 Jy ! Component: 100 - total flux cleaned = 0.0298559 Jy ! Component: 150 - total flux cleaned = 0.0321339 Jy ! Component: 200 - total flux cleaned = 0.0340356 Jy ! Total flux subtracted in 200 components = 0.0340356 Jy ! Clean residual min=-0.012555 max=0.014154 Jy/beam ! Clean residual mean=-0.000039 rms=0.003331 Jy/beam ! Combined flux in latest and established models = 2.22282 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 52 components and 2.22282 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=2.099 mas, bmaj=3.983 mas, bpa=-7.097 degrees ! Estimated noise=5.73554 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00736998 Jy ! Component: 100 - total flux cleaned = 0.00809469 Jy ! Component: 150 - total flux cleaned = 0.00886575 Jy ! Component: 200 - total flux cleaned = 0.00941577 Jy ! Total flux subtracted in 200 components = 0.00941577 Jy ! Clean residual min=-0.016166 max=0.017570 Jy/beam ! Clean residual mean=-0.000058 rms=0.004800 Jy/beam ! Combined flux in latest and established models = 2.23224 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 = 0.000386139 Jy ! Component: 100 - total flux cleaned = 0.000630016 Jy ! Component: 150 - total flux cleaned = 0.000978068 Jy ! Component: 200 - total flux cleaned = 0.0012022 Jy ! Total flux subtracted in 200 components = 0.0012022 Jy ! Clean residual min=-0.015689 max=0.017120 Jy/beam ! Clean residual mean=-0.000052 rms=0.004655 Jy/beam ! Combined flux in latest and established models = 2.23344 Jy ! Adding 9 model components to the UV plane model. ! The established model now contains 59 components and 2.23344 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9253 mas, bmaj=1.754 mas, bpa=-20.88 degrees ! Estimated noise=4.46164 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000320471 Jy ! Component: 100 - total flux cleaned = -0.001205 Jy ! Component: 150 - total flux cleaned = -0.00180726 Jy ! Component: 200 - total flux cleaned = -0.00232814 Jy ! Total flux subtracted in 200 components = -0.00232814 Jy ! Clean residual min=-0.010851 max=0.013073 Jy/beam ! Clean residual mean=-0.000026 rms=0.002824 Jy/beam ! Combined flux in latest and established models = 2.23111 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 70 components and 2.23111 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=0.074046Jy sigma=0.217724 ! Fit after self-cal, rms=0.073886Jy sigma=0.215860 wmodel J0457-2324_X_l_map.mod ! Writing 70 model components to file: J0457-2324_X_l_map.mod wobs J0457-2324_X_l_uvs.fits ! Writing UV FITS file: J0457-2324_X_l_uvs.fits wwins J0457-2324_X_l_map.win ! wwins: Wrote 2 windows to J0457-2324_X_l_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 = -0.000410831 Jy ! Component: 100 - total flux cleaned = -0.00105405 Jy ! Component: 150 - total flux cleaned = -0.00179591 Jy ! Component: 200 - total flux cleaned = -0.00272215 Jy ! Component: 250 - total flux cleaned = -0.00319999 Jy ! Component: 300 - total flux cleaned = -0.00396805 Jy ! Component: 350 - total flux cleaned = -0.00427227 Jy ! Component: 400 - total flux cleaned = -0.0042709 Jy ! Component: 450 - total flux cleaned = -0.00409485 Jy ! Component: 500 - total flux cleaned = -0.00425643 Jy ! Component: 550 - total flux cleaned = -0.00448873 Jy ! Component: 600 - total flux cleaned = -0.00471011 Jy ! Component: 650 - total flux cleaned = -0.00506667 Jy ! Component: 700 - total flux cleaned = -0.0056106 Jy ! Component: 750 - total flux cleaned = -0.00613444 Jy ! Component: 800 - total flux cleaned = -0.00664293 Jy ! Component: 850 - total flux cleaned = -0.00713354 Jy ! Component: 900 - total flux cleaned = -0.00755002 Jy ! Component: 950 - total flux cleaned = -0.00795348 Jy ! Component: 1000 - total flux cleaned = -0.00839988 Jy ! Component: 1050 - total flux cleaned = -0.00883028 Jy ! Component: 1100 - total flux cleaned = -0.00914322 Jy ! Component: 1150 - total flux cleaned = -0.00924511 Jy ! Component: 1200 - total flux cleaned = -0.0091968 Jy ! Component: 1250 - total flux cleaned = -0.00905242 Jy ! Component: 1300 - total flux cleaned = -0.0091004 Jy ! Component: 1350 - total flux cleaned = -0.00914677 Jy ! Component: 1400 - total flux cleaned = -0.00923697 Jy ! Component: 1450 - total flux cleaned = -0.00923745 Jy ! Component: 1500 - total flux cleaned = -0.00928143 Jy ! Component: 1550 - total flux cleaned = -0.00932386 Jy ! Component: 1600 - total flux cleaned = -0.00936561 Jy ! Component: 1650 - total flux cleaned = -0.00948863 Jy ! Component: 1700 - total flux cleaned = -0.00956855 Jy ! Component: 1750 - total flux cleaned = -0.0095293 Jy ! Component: 1800 - total flux cleaned = -0.00960696 Jy ! Component: 1850 - total flux cleaned = -0.00960678 Jy ! Component: 1900 - total flux cleaned = -0.0096817 Jy ! Component: 1950 - total flux cleaned = -0.00968151 Jy ! Component: 2000 - total flux cleaned = -0.0097903 Jy ! Component: 2050 - total flux cleaned = -0.00968243 Jy ! Component: 2100 - total flux cleaned = -0.00968239 Jy ! Component: 2150 - total flux cleaned = -0.00975212 Jy ! Component: 2200 - total flux cleaned = -0.00975243 Jy ! Component: 2250 - total flux cleaned = -0.00978684 Jy ! Component: 2300 - total flux cleaned = -0.00988808 Jy ! Component: 2350 - total flux cleaned = -0.0098549 Jy ! Component: 2400 - total flux cleaned = -0.00988756 Jy ! Component: 2450 - total flux cleaned = -0.00995311 Jy ! Component: 2500 - total flux cleaned = -0.0100175 Jy ! Component: 2550 - total flux cleaned = -0.00992149 Jy ! Component: 2600 - total flux cleaned = -0.00992162 Jy ! Component: 2650 - total flux cleaned = -0.00992155 Jy ! Component: 2700 - total flux cleaned = -0.00985879 Jy ! Component: 2750 - total flux cleaned = -0.00982743 Jy ! Component: 2800 - total flux cleaned = -0.0098275 Jy ! Component: 2850 - total flux cleaned = -0.00982758 Jy ! Component: 2900 - total flux cleaned = -0.00982748 Jy ! Component: 2950 - total flux cleaned = -0.0097359 Jy ! Component: 3000 - total flux cleaned = -0.00979669 Jy ! Component: 3050 - total flux cleaned = -0.00976628 Jy ! Component: 3100 - total flux cleaned = -0.00976636 Jy ! Component: 3150 - total flux cleaned = -0.00976625 Jy ! Component: 3200 - total flux cleaned = -0.00970553 Jy ! Component: 3250 - total flux cleaned = -0.00970559 Jy ! Component: 3300 - total flux cleaned = -0.00973593 Jy ! Component: 3350 - total flux cleaned = -0.00970551 Jy ! Component: 3400 - total flux cleaned = -0.0097055 Jy ! Component: 3450 - total flux cleaned = -0.00967503 Jy ! Component: 3500 - total flux cleaned = -0.0097055 Jy ! Component: 3550 - total flux cleaned = -0.00970535 Jy ! Component: 3600 - total flux cleaned = -0.00970552 Jy ! Component: 3650 - total flux cleaned = -0.00964389 Jy ! Component: 3700 - total flux cleaned = -0.0096746 Jy ! Component: 3750 - total flux cleaned = -0.00961259 Jy ! Component: 3800 - total flux cleaned = -0.00955026 Jy ! Component: 3850 - total flux cleaned = -0.00951885 Jy ! Component: 3900 - total flux cleaned = -0.00942466 Jy ! Component: 3950 - total flux cleaned = -0.00932954 Jy ! Component: 4000 - total flux cleaned = -0.00932942 Jy ! Component: 4050 - total flux cleaned = -0.00926521 Jy ! Total flux subtracted in 4096 components = -0.00923328 Jy ! Clean residual min=-0.001837 max=0.001886 Jy/beam ! Clean residual mean=0.000005 rms=0.000594 Jy/beam ! Combined flux in latest and established models = 2.22188 Jy keep ! Adding 317 model components to the UV plane model. ! The established model now contains 387 components and 2.22188 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0457-2324_X_l_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9253 x 1.754 at -20.88 degrees (North through East) ! Clean map min=-0.0052278 max=1.8729 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0457-2324_X_l_map.fits wmodel /image_prod/ug002_uva//J0457-2324_X_l_map.mod ! Writing 387 model components to file: /image_prod/ug002_uva//J0457-2324_X_l_map.mod wobs /image_prod/ug002_uva//J0457-2324_X_l_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0457-2324_X_l_uvs.fits wwins /image_prod/ug002_uva//J0457-2324_X_l_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J0457-2324_X_l_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.87291 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000600708 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0962206 0.0962206 0.192441 0.384883 0.769765 1.53953 3.07906 6.15812 12.3162 24.6325 49.265 98.5299 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0018 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.872 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3117.83 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0457-2324_X_l_dfm.log closed on Wed Mar 4 20:35:11 2020