! Started logfile: /image_prod/ug002_uva//J1737+0621_X_dfm.log on Thu Mar 5 03:19:13 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//J1737+0621_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1737+0621_X_uva.fits ! AN table 1: 60 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.714815 visibilities/baseline/integration-bin. ! Found source: J1737+0621 ! ! 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 18528 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 J1737+0621_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 85 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 85 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 85 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 85 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 85 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 85 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 85 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 85 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 85 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 85 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 85 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 85 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.030662Jy sigma=8.785080 ! Fit after self-cal, rms=0.813627Jy sigma=6.911176 ! 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=0.6426 mas, bmaj=1.577 mas, bpa=-4.17 degrees ! Estimated noise=1.02405 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 = 0.1336 Jy ! Component: 100 - total flux cleaned = 0.167603 Jy ! Total flux subtracted in 100 components = 0.167603 Jy ! Clean residual min=-0.017049 max=0.048879 Jy/beam ! Clean residual mean=-0.000019 rms=0.003832 Jy/beam ! Combined flux in latest and established models = 0.167603 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.167603 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=0.106407Jy sigma=0.866480 ! Fit after self-cal, rms=0.106392Jy sigma=0.865848 ! Inverting map ! Added new window around map position (1, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0409715 Jy ! Component: 100 - total flux cleaned = 0.0614421 Jy ! Total flux subtracted in 100 components = 0.0614421 Jy ! Clean residual min=-0.011096 max=0.016139 Jy/beam ! Clean residual mean=-0.000014 rms=0.002536 Jy/beam ! Combined flux in latest and established models = 0.229045 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 12 components and 0.229045 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=0.084313Jy sigma=0.675155 ! Fit after self-cal, rms=0.082611Jy sigma=0.662779 ! Inverting map ! Added new window around map position (4.8, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0179596 Jy ! Component: 100 - total flux cleaned = 0.0313028 Jy ! Total flux subtracted in 100 components = 0.0313028 Jy ! Clean residual min=-0.008745 max=0.009913 Jy/beam ! Clean residual mean=-0.000012 rms=0.002006 Jy/beam ! Combined flux in latest and established models = 0.260348 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 25 components and 0.260348 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=0.075402Jy sigma=0.601811 ! Fit after self-cal, rms=0.075222Jy sigma=0.600551 ! 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=0.8021 mas, bmaj=1.814 mas, bpa=-3.996 degrees ! Estimated noise=0.621266 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 = 0.0194059 Jy ! Component: 100 - total flux cleaned = 0.0337054 Jy ! Component: 150 - total flux cleaned = 0.0445813 Jy ! Component: 200 - total flux cleaned = 0.0529921 Jy ! Total flux subtracted in 200 components = 0.0529921 Jy ! Clean residual min=-0.008782 max=0.015893 Jy/beam ! Clean residual mean=-0.000019 rms=0.002378 Jy/beam ! Combined flux in latest and established models = 0.31334 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 44 components and 0.31334 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=0.067811Jy sigma=0.538602 ! Fit after self-cal, rms=0.067521Jy sigma=0.536122 ! Inverting map ! Added new window around map position (3.6, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0149884 Jy ! Component: 100 - total flux cleaned = 0.0237354 Jy ! Component: 150 - total flux cleaned = 0.0307148 Jy ! Component: 200 - total flux cleaned = 0.0365882 Jy ! Total flux subtracted in 200 components = 0.0365882 Jy ! Clean residual min=-0.007571 max=0.009136 Jy/beam ! Clean residual mean=-0.000013 rms=0.001771 Jy/beam ! Combined flux in latest and established models = 0.349928 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 66 components and 0.349928 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=0.063485Jy sigma=0.499827 ! Fit after self-cal, rms=0.063159Jy sigma=0.496970 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8021 x 1.814 at -3.996 degrees (North through East) ! Clean map min=-0.00626 max=0.19186 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 0.87 KP 1.02 LA 1.02 ! MK 1.02 NL 1.16 OV 0.94 PT 0.88 ! SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 HN 0.89 KP 1.03 LA 1.01 ! MK 1.03 NL 1.14 OV 0.95 PT 0.89 ! SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 0.86 KP 1.04 LA 1.04 ! MK 1.01 NL 1.15 OV 0.93 PT 0.88 ! SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 0.88 KP 1.06 LA 1.04 ! MK 1.02 NL 1.15 OV 0.94 PT 0.88 ! SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 0.88 KP 1.01 LA 1.04 ! MK 0.98 NL 1.14 OV 0.94 PT 0.89 ! SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 0.85 KP 1.05 LA 1.04 ! MK 1.00 NL 1.16 OV 0.93 PT 0.91 ! SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 0.89 KP 1.03 LA 1.01 ! MK 1.03 NL 1.18 OV 0.94 PT 0.89 ! SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 HN 0.87 KP 1.05 LA 1.05 ! MK 1.03 NL 1.15 OV 0.92 PT 0.91 ! SC 1.04 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 0.89 KP 1.03 LA 1.02 ! MK 1.04 NL 1.15 OV 0.91 PT 0.89 ! SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 0.86 KP 1.03 LA 1.03 ! MK 1.04 NL 1.15 OV 0.93 PT 0.89 ! SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 0.89 KP 1.02 LA 1.04 ! MK 1.02 NL 1.18 OV 0.93 PT 0.90 ! SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 0.85 KP 1.01 LA 1.04 ! MK 0.97 NL 1.17 OV 0.92 PT 0.89 ! SC 1.02 ! ! ! Fit before self-cal, rms=0.063159Jy sigma=0.496970 ! Fit after self-cal, rms=0.056192Jy sigma=0.457491 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8057 mas, bmaj=1.819 mas, bpa=-3.931 degrees ! Estimated noise=0.607832 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 = 0.00536267 Jy ! Component: 100 - total flux cleaned = 0.00785915 Jy ! Component: 150 - total flux cleaned = 0.00899333 Jy ! Component: 200 - total flux cleaned = 0.00942745 Jy ! Total flux subtracted in 200 components = 0.00942745 Jy ! Clean residual min=-0.002979 max=0.004002 Jy/beam ! Clean residual mean=-0.000004 rms=0.000658 Jy/beam ! Combined flux in latest and established models = 0.359356 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 84 components and 0.359356 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=0.055405Jy sigma=0.450231 ! Fit after self-cal, rms=0.055361Jy sigma=0.449599 ! Inverting map ! Added new window around map position (5.8, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00334841 Jy ! Component: 100 - total flux cleaned = 0.00467605 Jy ! Component: 150 - total flux cleaned = 0.00503105 Jy ! Component: 200 - total flux cleaned = 0.0055026 Jy ! Total flux subtracted in 200 components = 0.0055026 Jy ! Clean residual min=-0.002493 max=0.002379 Jy/beam ! Clean residual mean=-0.000003 rms=0.000541 Jy/beam ! Combined flux in latest and established models = 0.364858 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 92 components and 0.364858 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=0.054988Jy sigma=0.446504 ! Fit after self-cal, rms=0.054963Jy sigma=0.446250 ! 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=0.054963Jy sigma=0.446250 ! Fit after self-cal, rms=0.055003Jy sigma=0.442931 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8039 mas, bmaj=1.816 mas, bpa=-3.914 degrees ! Estimated noise=0.606221 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0012161 Jy ! Component: 100 - total flux cleaned = 0.00174569 Jy ! Component: 150 - total flux cleaned = 0.00213977 Jy ! Component: 200 - total flux cleaned = 0.00237041 Jy ! Total flux subtracted in 200 components = 0.00237041 Jy ! Clean residual min=-0.001837 max=0.001720 Jy/beam ! Clean residual mean=-0.000002 rms=0.000388 Jy/beam ! Combined flux in latest and established models = 0.367229 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 114 components and 0.367229 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=0.054828Jy sigma=0.441510 ! Fit after self-cal, rms=0.054827Jy sigma=0.441438 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 (7.2, -43.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00115852 Jy ! Component: 100 - total flux cleaned = 0.00163994 Jy ! Component: 150 - total flux cleaned = 0.00192642 Jy ! Component: 200 - total flux cleaned = 0.00205911 Jy ! Total flux subtracted in 200 components = 0.00205911 Jy ! Clean residual min=-0.001607 max=0.001499 Jy/beam ! Clean residual mean=-0.000002 rms=0.000352 Jy/beam ! Combined flux in latest and established models = 0.369288 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 121 components and 0.369288 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=0.054732Jy sigma=0.440659 ! Fit after self-cal, rms=0.054727Jy sigma=0.440631 ! 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=0.054727Jy sigma=0.440631 ! Fit after self-cal, rms=0.054761Jy sigma=0.440546 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8036 mas, bmaj=1.817 mas, bpa=-3.932 degrees ! Estimated noise=0.605764 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000790761 Jy ! Component: 100 - total flux cleaned = 0.0011295 Jy ! Component: 150 - total flux cleaned = 0.00135866 Jy ! Component: 200 - total flux cleaned = 0.00150214 Jy ! Total flux subtracted in 200 components = 0.00150214 Jy ! Clean residual min=-0.001485 max=0.001490 Jy/beam ! Clean residual mean=-0.000001 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.37079 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 129 components and 0.37079 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=0.054706Jy sigma=0.440095 ! Fit after self-cal, rms=0.054706Jy sigma=0.440081 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 (3, 26.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0014318 Jy ! Component: 100 - total flux cleaned = 0.00227473 Jy ! Component: 150 - total flux cleaned = 0.00281759 Jy ! Component: 200 - total flux cleaned = 0.00312922 Jy ! Total flux subtracted in 200 components = 0.00312922 Jy ! Clean residual min=-0.001337 max=0.001362 Jy/beam ! Clean residual mean=-0.000001 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.373919 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 142 components and 0.373919 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=0.054650Jy sigma=0.439596 ! Fit after self-cal, rms=0.054649Jy sigma=0.439584 ! Inverting map ! Added new window around map position (23.6, -46.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000921428 Jy ! Component: 100 - total flux cleaned = 0.00135552 Jy ! Component: 150 - total flux cleaned = 0.0015568 Jy ! Component: 200 - total flux cleaned = 0.00169234 Jy ! Total flux subtracted in 200 components = 0.00169234 Jy ! Clean residual min=-0.001259 max=0.001125 Jy/beam ! Clean residual mean=-0.000001 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.375612 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 154 components and 0.375612 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=0.054610Jy sigma=0.439245 ! Fit after self-cal, rms=0.054608Jy sigma=0.439236 ! 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=0.054608Jy sigma=0.439236 ! Fit after self-cal, rms=0.054594Jy sigma=0.439189 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.937 mas, bmaj=3.055 mas, bpa=-1.394 degrees ! Estimated noise=0.793033 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000947904 Jy ! Component: 100 - total flux cleaned = 0.00156499 Jy ! Component: 150 - total flux cleaned = 0.00184822 Jy ! Component: 200 - total flux cleaned = 0.00205843 Jy ! Total flux subtracted in 200 components = 0.00205843 Jy ! Clean residual min=-0.001311 max=0.001299 Jy/beam ! Clean residual mean=-0.000001 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.37767 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 175 components and 0.37767 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=0.054587Jy sigma=0.439092 ! Fit after self-cal, rms=0.054588Jy sigma=0.439084 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 = 0.000311928 Jy ! Component: 100 - total flux cleaned = 0.000483383 Jy ! Component: 150 - total flux cleaned = 0.000545457 Jy ! Component: 200 - total flux cleaned = 0.000631507 Jy ! Total flux subtracted in 200 components = 0.000631507 Jy ! Clean residual min=-0.001262 max=0.001269 Jy/beam ! Clean residual mean=-0.000001 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.378302 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 193 components and 0.378302 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=0.054587Jy sigma=0.439052 ! Fit after self-cal, rms=0.054587Jy sigma=0.439050 ! 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=0.8032 mas, bmaj=1.817 mas, bpa=-3.944 degrees ! Estimated noise=0.605404 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8032 x 1.817 at -3.944 degrees (North through East) ! Clean map min=-0.0010334 max=0.1877 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=0.6431 mas, bmaj=1.576 mas, bpa=-4.103 degrees ! Estimated noise=1.00046 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.131017 Jy ! Component: 100 - total flux cleaned = 0.182301 Jy ! Component: 150 - total flux cleaned = 0.211479 Jy ! Component: 200 - total flux cleaned = 0.231189 Jy ! Total flux subtracted in 200 components = 0.231189 Jy ! Clean residual min=-0.008241 max=0.011434 Jy/beam ! Clean residual mean=-0.000011 rms=0.001949 Jy/beam ! Combined flux in latest and established models = 0.231189 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.231189 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8032 mas, bmaj=1.817 mas, bpa=-3.944 degrees ! Estimated noise=0.605404 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 = 0.0255601 Jy ! Component: 100 - total flux cleaned = 0.0451984 Jy ! Component: 150 - total flux cleaned = 0.0608052 Jy ! Component: 200 - total flux cleaned = 0.073319 Jy ! Total flux subtracted in 200 components = 0.073319 Jy ! Clean residual min=-0.004993 max=0.007493 Jy/beam ! Clean residual mean=-0.000013 rms=0.001536 Jy/beam ! Combined flux in latest and established models = 0.304508 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 44 components and 0.304508 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0101138 Jy ! Component: 100 - total flux cleaned = 0.0183408 Jy ! Component: 150 - total flux cleaned = 0.0251094 Jy ! Component: 200 - total flux cleaned = 0.0307146 Jy ! Total flux subtracted in 200 components = 0.0307146 Jy ! Clean residual min=-0.002803 max=0.004032 Jy/beam ! Clean residual mean=-0.000007 rms=0.000825 Jy/beam ! Combined flux in latest and established models = 0.335223 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 63 components and 0.335223 Jy ! Inverting map ! Added new window around map position (16.6, -8.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00476314 Jy ! Component: 100 - total flux cleaned = 0.00871714 Jy ! Component: 150 - total flux cleaned = 0.0120737 Jy ! Component: 200 - total flux cleaned = 0.0149557 Jy ! Total flux subtracted in 200 components = 0.0149557 Jy ! Clean residual min=-0.002072 max=0.002098 Jy/beam ! Clean residual mean=-0.000004 rms=0.000532 Jy/beam ! Combined flux in latest and established models = 0.350179 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 99 components and 0.350179 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=1.937 mas, bmaj=3.055 mas, bpa=-1.394 degrees ! Estimated noise=0.793033 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00513964 Jy ! Component: 100 - total flux cleaned = 0.00870161 Jy ! Component: 150 - total flux cleaned = 0.0113852 Jy ! Component: 200 - total flux cleaned = 0.0134847 Jy ! Total flux subtracted in 200 components = 0.0134847 Jy ! Clean residual min=-0.002145 max=0.001954 Jy/beam ! Clean residual mean=-0.000005 rms=0.000557 Jy/beam ! Combined flux in latest and established models = 0.363664 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 = 0.00172173 Jy ! Component: 100 - total flux cleaned = 0.00318688 Jy ! Component: 150 - total flux cleaned = 0.00445621 Jy ! Component: 200 - total flux cleaned = 0.00557625 Jy ! Total flux subtracted in 200 components = 0.00557625 Jy ! Clean residual min=-0.001789 max=0.001496 Jy/beam ! Clean residual mean=-0.000003 rms=0.000430 Jy/beam ! Combined flux in latest and established models = 0.36924 Jy ! Adding 104 model components to the UV plane model. ! The established model now contains 182 components and 0.36924 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8032 mas, bmaj=1.817 mas, bpa=-3.944 degrees ! Estimated noise=0.605404 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00144971 Jy ! Component: 100 - total flux cleaned = 0.00232852 Jy ! Component: 150 - total flux cleaned = 0.00306252 Jy ! Component: 200 - total flux cleaned = 0.00361811 Jy ! Total flux subtracted in 200 components = 0.00361811 Jy ! Clean residual min=-0.001327 max=0.001282 Jy/beam ! Clean residual mean=-0.000001 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.372858 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 204 components and 0.372858 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=0.054627Jy sigma=0.439453 ! Fit after self-cal, rms=0.054587Jy sigma=0.439131 wmodel J1737+0621_X_map.mod ! Writing 204 model components to file: J1737+0621_X_map.mod wobs J1737+0621_X_uvs.fits ! Writing UV FITS file: J1737+0621_X_uvs.fits wwins J1737+0621_X_map.win ! wwins: Wrote 9 windows to J1737+0621_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000164577 Jy ! Component: 100 - total flux cleaned = -0.000313433 Jy ! Component: 150 - total flux cleaned = -0.000413211 Jy ! Component: 200 - total flux cleaned = -0.000508509 Jy ! Component: 250 - total flux cleaned = -0.000692076 Jy ! Component: 300 - total flux cleaned = -0.000852568 Jy ! Component: 350 - total flux cleaned = -0.000974807 Jy ! Component: 400 - total flux cleaned = -0.00111098 Jy ! Component: 450 - total flux cleaned = -0.00117791 Jy ! Component: 500 - total flux cleaned = -0.00125959 Jy ! Component: 550 - total flux cleaned = -0.00129172 Jy ! Component: 600 - total flux cleaned = -0.00135439 Jy ! Component: 650 - total flux cleaned = -0.00136986 Jy ! Component: 700 - total flux cleaned = -0.00136982 Jy ! Component: 750 - total flux cleaned = -0.00132498 Jy ! Component: 800 - total flux cleaned = -0.00132518 Jy ! Component: 850 - total flux cleaned = -0.00128186 Jy ! Component: 900 - total flux cleaned = -0.00119657 Jy ! Component: 950 - total flux cleaned = -0.00122508 Jy ! Component: 1000 - total flux cleaned = -0.00114187 Jy ! Component: 1050 - total flux cleaned = -0.00110098 Jy ! Component: 1100 - total flux cleaned = -0.00110088 Jy ! Component: 1150 - total flux cleaned = -0.0010476 Jy ! Component: 1200 - total flux cleaned = -0.00107367 Jy ! Component: 1250 - total flux cleaned = -0.0010475 Jy ! Component: 1300 - total flux cleaned = -0.00100948 Jy ! Component: 1350 - total flux cleaned = -0.0010095 Jy ! Component: 1400 - total flux cleaned = -0.000996844 Jy ! Component: 1450 - total flux cleaned = -0.00100926 Jy ! Component: 1500 - total flux cleaned = -0.00100911 Jy ! Component: 1550 - total flux cleaned = -0.000984857 Jy ! Component: 1600 - total flux cleaned = -0.000984945 Jy ! Component: 1650 - total flux cleaned = -0.000996611 Jy ! Component: 1700 - total flux cleaned = -0.00100853 Jy ! Component: 1750 - total flux cleaned = -0.00104351 Jy ! Component: 1800 - total flux cleaned = -0.0010204 Jy ! Component: 1850 - total flux cleaned = -0.00105449 Jy ! Component: 1900 - total flux cleaned = -0.00104309 Jy ! Component: 1950 - total flux cleaned = -0.000987058 Jy ! Component: 2000 - total flux cleaned = -0.00103168 Jy ! Component: 2050 - total flux cleaned = -0.0010097 Jy ! Component: 2100 - total flux cleaned = -0.00103168 Jy ! Component: 2150 - total flux cleaned = -0.00102082 Jy ! Component: 2200 - total flux cleaned = -0.000967253 Jy ! Component: 2250 - total flux cleaned = -0.000978107 Jy ! Component: 2300 - total flux cleaned = -0.000978114 Jy ! Component: 2350 - total flux cleaned = -0.000998915 Jy ! Component: 2400 - total flux cleaned = -0.000957394 Jy ! Component: 2450 - total flux cleaned = -0.000967764 Jy ! Component: 2500 - total flux cleaned = -0.000957696 Jy ! Component: 2550 - total flux cleaned = -0.00096789 Jy ! Component: 2600 - total flux cleaned = -0.000967729 Jy ! Component: 2650 - total flux cleaned = -0.000947692 Jy ! Component: 2700 - total flux cleaned = -0.000957661 Jy ! Component: 2750 - total flux cleaned = -0.000928213 Jy ! Component: 2800 - total flux cleaned = -0.000967246 Jy ! Component: 2850 - total flux cleaned = -0.000938236 Jy ! Component: 2900 - total flux cleaned = -0.000967091 Jy ! Component: 2950 - total flux cleaned = -0.000967178 Jy ! Component: 3000 - total flux cleaned = -0.000995582 Jy ! Component: 3050 - total flux cleaned = -0.00101436 Jy ! Component: 3100 - total flux cleaned = -0.000986336 Jy ! Component: 3150 - total flux cleaned = -0.00103265 Jy ! Component: 3200 - total flux cleaned = -0.00100503 Jy ! Component: 3250 - total flux cleaned = -0.000995901 Jy ! Component: 3300 - total flux cleaned = -0.00102326 Jy ! Component: 3350 - total flux cleaned = -0.00104136 Jy ! Component: 3400 - total flux cleaned = -0.00103239 Jy ! Component: 3450 - total flux cleaned = -0.0010771 Jy ! Component: 3500 - total flux cleaned = -0.00112132 Jy ! Component: 3550 - total flux cleaned = -0.00108603 Jy ! Component: 3600 - total flux cleaned = -0.00109474 Jy ! Component: 3650 - total flux cleaned = -0.00113819 Jy ! Component: 3700 - total flux cleaned = -0.00109492 Jy ! Component: 3750 - total flux cleaned = -0.00112074 Jy ! Component: 3800 - total flux cleaned = -0.00112075 Jy ! Component: 3850 - total flux cleaned = -0.00113777 Jy ! Component: 3900 - total flux cleaned = -0.00115468 Jy ! Component: 3950 - total flux cleaned = -0.00113788 Jy ! Component: 4000 - total flux cleaned = -0.00115463 Jy ! Component: 4050 - total flux cleaned = -0.00117952 Jy ! Total flux subtracted in 4096 components = -0.00117127 Jy ! Clean residual min=-0.000480 max=0.000506 Jy/beam ! Clean residual mean=-0.000001 rms=0.000139 Jy/beam ! Combined flux in latest and established models = 0.371687 Jy keep ! Adding 299 model components to the UV plane model. ! The established model now contains 503 components and 0.371687 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1737+0621_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8032 x 1.817 at -3.944 degrees (North through East) ! Clean map min=-0.00086863 max=0.18878 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1737+0621_X_map.fits wmodel /image_prod/ug002_uva//J1737+0621_X_map.mod ! Writing 503 model components to file: /image_prod/ug002_uva//J1737+0621_X_map.mod wobs /image_prod/ug002_uva//J1737+0621_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1737+0621_X_uvs.fits wwins /image_prod/ug002_uva//J1737+0621_X_map.win ! wwins: Wrote 10 windows to /image_prod/ug002_uva//J1737+0621_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.18878 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000137955 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.219231 0.219231 0.438462 0.876924 1.75385 3.5077 7.01539 14.0308 28.0616 56.1231 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.188 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1368.42 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1737+0621_X_dfm.log closed on Thu Mar 5 03:19:18 2020