! Started logfile: /image_prod/ug002_uva//J1531+3430_X_dfm.log on Thu Mar 5 02:16:25 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//J1531+3430_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1531+3430_X_uva.fits ! AN table 1: 60 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.859259 visibilities/baseline/integration-bin. ! Found source: J1531+3430 ! ! 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 22272 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 J1531+3430_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 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002210Jy sigma=9.520825 ! Fit after self-cal, rms=0.951243Jy sigma=9.044705 ! 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=0.7824 mas, bmaj=1.761 mas, bpa=-24.11 degrees ! Estimated noise=1.05517 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 = 0.0391458 Jy ! Component: 100 - total flux cleaned = 0.0476897 Jy ! Total flux subtracted in 100 components = 0.0476897 Jy ! Clean residual min=-0.002987 max=0.002638 Jy/beam ! Clean residual mean=-0.000003 rms=0.000628 Jy/beam ! Combined flux in latest and established models = 0.0476897 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.0476897 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=0.061287Jy sigma=0.507750 ! Fit after self-cal, rms=0.060082Jy sigma=0.494560 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.038 mas, bmaj=2.048 mas, bpa=-20.9 degrees ! Estimated noise=0.507935 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 = 0.00351103 Jy ! Component: 100 - total flux cleaned = 0.00515349 Jy ! Component: 150 - total flux cleaned = 0.00617325 Jy ! Component: 200 - total flux cleaned = 0.0068215 Jy ! Total flux subtracted in 200 components = 0.0068215 Jy ! Clean residual min=-0.001705 max=0.001756 Jy/beam ! Clean residual mean=-0.000005 rms=0.000428 Jy/beam ! Combined flux in latest and established models = 0.0545112 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 20 components and 0.0545112 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=0.059860Jy sigma=0.492632 ! Fit after self-cal, rms=0.059875Jy sigma=0.492585 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.038 x 2.048 at -20.9 degrees (North through East) ! Clean map min=-0.0017024 max=0.051533 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 0.98 KP 1.08 ! LA 1.02 MK 1.04 NL 1.19 OV 0.95 ! PT 0.87 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 1.02 KP 1.11 ! LA 0.98 MK 0.99 NL 1.16 OV 0.88 ! PT 0.89 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.00 HN 1.00 KP 1.06 ! LA 0.97 MK 1.13 NL 1.15 OV 0.90 ! PT 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.99 HN 0.98 KP 1.13 ! LA 0.97 MK 1.12 NL 1.15 OV 0.96 ! PT 0.90 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 1.01 HN 1.02 KP 1.07 ! LA 0.92 MK 1.01 NL 1.23 OV 0.96 ! PT 0.92 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 HN 0.97 KP 1.15 ! LA 1.00 MK 1.07 NL 1.10 OV 0.98 ! PT 0.89 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.03 HN 0.99 KP 1.09 ! LA 0.95 MK 0.98 NL 1.20 OV 0.93 ! PT 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.94 HN 1.06 KP 1.14 ! LA 1.02 MK 1.01 NL 1.16 OV 0.91 ! PT 0.90 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 1.01 HN 0.93 KP 1.08 ! LA 0.93 MK 1.02 NL 1.17 OV 0.98 ! PT 0.86 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.94 HN 1.00 KP 1.06 ! LA 0.94 MK 0.97 NL 1.14 OV 0.94 ! PT 0.90 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.83 FD 0.99 HN 0.94 KP 1.07 ! LA 1.04 MK 0.93 NL 1.16 OV 0.92 ! PT 0.87 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.96 HN 1.00 KP 1.10 ! LA 0.97 MK 1.00 NL 1.11 OV 0.91 ! PT 0.88 ! ! ! Fit before self-cal, rms=0.059875Jy sigma=0.492585 ! Fit after self-cal, rms=0.056407Jy sigma=0.489171 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.051 mas, bmaj=2.039 mas, bpa=-20.78 degrees ! Estimated noise=0.50634 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 = 0.000291539 Jy ! Component: 100 - total flux cleaned = 0.000371536 Jy ! Component: 150 - total flux cleaned = 0.000352116 Jy ! Component: 200 - total flux cleaned = 0.000353866 Jy ! Total flux subtracted in 200 components = 0.000353866 Jy ! Clean residual min=-0.001156 max=0.001078 Jy/beam ! Clean residual mean=-0.000001 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.0548651 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 27 components and 0.0548651 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=0.056385Jy sigma=0.489003 ! Fit after self-cal, rms=0.056388Jy sigma=0.488724 ! 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=0.056388Jy sigma=0.488724 ! Fit after self-cal, rms=0.055837Jy sigma=0.487256 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.049 mas, bmaj=2.042 mas, bpa=-20.87 degrees ! Estimated noise=0.505862 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000162977 Jy ! Component: 100 - total flux cleaned = 0.000152265 Jy ! Component: 150 - total flux cleaned = 0.000134154 Jy ! Component: 200 - total flux cleaned = 0.000118787 Jy ! Total flux subtracted in 200 components = 0.000118787 Jy ! Clean residual min=-0.001005 max=0.001021 Jy/beam ! Clean residual mean=-0.000001 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.0549839 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 33 components and 0.0549839 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=0.055832Jy sigma=0.487235 ! Fit after self-cal, rms=0.055858Jy sigma=0.487095 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.23147e-05 Jy ! Component: 100 - total flux cleaned = -2.87992e-05 Jy ! Component: 150 - total flux cleaned = -3.56819e-05 Jy ! Component: 200 - total flux cleaned = -3.57288e-05 Jy ! Total flux subtracted in 200 components = -3.57288e-05 Jy ! Clean residual min=-0.001036 max=0.001012 Jy/beam ! Clean residual mean=-0.000001 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.0549481 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 36 components and 0.0549481 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=0.055855Jy sigma=0.487083 ! Fit after self-cal, rms=0.055858Jy sigma=0.487066 ! 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=0.055858Jy sigma=0.487066 ! Fit after self-cal, rms=0.055760Jy sigma=0.487040 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.05 mas, bmaj=2.04 mas, bpa=-20.93 degrees ! Estimated noise=0.505606 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000100769 Jy ! Component: 100 - total flux cleaned = 9.2317e-05 Jy ! Component: 150 - total flux cleaned = 7.81046e-05 Jy ! Component: 200 - total flux cleaned = 7.19556e-05 Jy ! Total flux subtracted in 200 components = 7.19556e-05 Jy ! Clean residual min=-0.001009 max=0.001041 Jy/beam ! Clean residual mean=-0.000001 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.0550201 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 37 components and 0.0550201 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=0.055757Jy sigma=0.487029 ! Fit after self-cal, rms=0.055758Jy sigma=0.487026 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.61164e-05 Jy ! Component: 100 - total flux cleaned = -1.61372e-05 Jy ! Component: 150 - total flux cleaned = -1.6191e-05 Jy ! Component: 200 - total flux cleaned = -1.10618e-05 Jy ! Total flux subtracted in 200 components = -1.10618e-05 Jy ! Clean residual min=-0.001015 max=0.001036 Jy/beam ! Clean residual mean=-0.000001 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.055009 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 37 components and 0.055009 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=0.055756Jy sigma=0.487019 ! Fit after self-cal, rms=0.055757Jy sigma=0.487018 ! 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=0.055757Jy sigma=0.487018 ! Fit after self-cal, rms=0.055643Jy sigma=0.487014 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.267 mas, bmaj=2.636 mas, bpa=-5.148 degrees ! Estimated noise=0.593859 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.65331e-05 Jy ! Component: 100 - total flux cleaned = 6.84193e-05 Jy ! Component: 150 - total flux cleaned = 7.3992e-05 Jy ! Component: 200 - total flux cleaned = 7.36861e-05 Jy ! Total flux subtracted in 200 components = 7.36861e-05 Jy ! Clean residual min=-0.001175 max=0.001072 Jy/beam ! Clean residual mean=-0.000002 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.0550827 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 41 components and 0.0550827 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=0.055642Jy sigma=0.487016 ! Fit after self-cal, rms=0.055640Jy sigma=0.487013 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 = 3.50409e-06 Jy ! Component: 100 - total flux cleaned = 1.2471e-05 Jy ! Component: 150 - total flux cleaned = 8.58941e-06 Jy ! Component: 200 - total flux cleaned = 5.00337e-06 Jy ! Total flux subtracted in 200 components = 5.00337e-06 Jy ! Clean residual min=-0.001182 max=0.001068 Jy/beam ! Clean residual mean=-0.000002 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.0550877 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 44 components and 0.0550877 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=0.055640Jy sigma=0.487018 ! Fit after self-cal, rms=0.055640Jy sigma=0.487016 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.051 mas, bmaj=2.038 mas, bpa=-21 degrees ! Estimated noise=0.50533 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.051 x 2.038 at -21 degrees (North through East) ! Clean map min=-0.00098125 max=0.05151 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=0.7897 mas, bmaj=1.756 mas, bpa=-24.2 degrees ! Estimated noise=1.05495 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0399724 Jy ! Component: 100 - total flux cleaned = 0.0487227 Jy ! Component: 150 - total flux cleaned = 0.0512576 Jy ! Component: 200 - total flux cleaned = 0.0523102 Jy ! Total flux subtracted in 200 components = 0.0523102 Jy ! Clean residual min=-0.002032 max=0.002153 Jy/beam ! Clean residual mean=-0.000000 rms=0.000503 Jy/beam ! Combined flux in latest and established models = 0.0523103 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0523103 Jy ! Inverting map and beam ! Estimated beam: bmin=1.051 mas, bmaj=2.038 mas, bpa=-21 degrees ! Estimated noise=0.50533 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) ! Added new window around map position (-0.6, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00138767 Jy ! Component: 100 - total flux cleaned = 0.00218483 Jy ! Component: 150 - total flux cleaned = 0.00240938 Jy ! Component: 200 - total flux cleaned = 0.0025309 Jy ! Total flux subtracted in 200 components = 0.0025309 Jy ! Clean residual min=-0.001063 max=0.001103 Jy/beam ! Clean residual mean=-0.000001 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.0548411 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 32 components and 0.0548411 Jy ! Inverting map ! Added new window around map position (18.6, -15.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000672243 Jy ! Component: 100 - total flux cleaned = 0.000936637 Jy ! Component: 150 - total flux cleaned = 0.00105293 Jy ! Component: 200 - total flux cleaned = 0.00105349 Jy ! Total flux subtracted in 200 components = 0.00105349 Jy ! Clean residual min=-0.001021 max=0.000918 Jy/beam ! Clean residual mean=-0.000001 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.0558946 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 55 components and 0.0558946 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=2.267 mas, bmaj=2.636 mas, bpa=-5.148 degrees ! Estimated noise=0.593859 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000360473 Jy ! Component: 100 - total flux cleaned = 0.000468004 Jy ! Component: 150 - total flux cleaned = 0.000489311 Jy ! Component: 200 - total flux cleaned = 0.000518028 Jy ! Total flux subtracted in 200 components = 0.000518028 Jy ! Clean residual min=-0.001189 max=0.000923 Jy/beam ! Clean residual mean=-0.000002 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.0564127 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 = 1.77694e-05 Jy ! Component: 100 - total flux cleaned = 3.37755e-05 Jy ! Component: 150 - total flux cleaned = 4.1114e-05 Jy ! Component: 200 - total flux cleaned = 5.50147e-05 Jy ! Total flux subtracted in 200 components = 5.50147e-05 Jy ! Clean residual min=-0.001190 max=0.000921 Jy/beam ! Clean residual mean=-0.000002 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.0564677 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 78 components and 0.0564677 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.051 mas, bmaj=2.038 mas, bpa=-21 degrees ! Estimated noise=0.50533 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000164852 Jy ! Component: 100 - total flux cleaned = -0.000221953 Jy ! Component: 150 - total flux cleaned = -0.000209733 Jy ! Component: 200 - total flux cleaned = -0.000210328 Jy ! Total flux subtracted in 200 components = -0.000210328 Jy ! Clean residual min=-0.001005 max=0.000915 Jy/beam ! Clean residual mean=-0.000001 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.0562573 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 87 components and 0.0562573 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=0.055607Jy sigma=0.486701 ! Fit after self-cal, rms=0.055592Jy sigma=0.486643 wmodel J1531+3430_X_map.mod ! Writing 87 model components to file: J1531+3430_X_map.mod wobs J1531+3430_X_uvs.fits ! Writing UV FITS file: J1531+3430_X_uvs.fits wwins J1531+3430_X_map.win ! wwins: Wrote 3 windows to J1531+3430_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 = -0.000257772 Jy ! Component: 100 - total flux cleaned = -0.000422979 Jy ! Component: 150 - total flux cleaned = -0.000564519 Jy ! Component: 200 - total flux cleaned = -0.000594967 Jy ! Component: 250 - total flux cleaned = -0.000624654 Jy ! Component: 300 - total flux cleaned = -0.000639322 Jy ! Component: 350 - total flux cleaned = -0.000639692 Jy ! Component: 400 - total flux cleaned = -0.00065351 Jy ! Component: 450 - total flux cleaned = -0.000666787 Jy ! Component: 500 - total flux cleaned = -0.000666899 Jy ! Component: 550 - total flux cleaned = -0.000692916 Jy ! Component: 600 - total flux cleaned = -0.000743089 Jy ! Component: 650 - total flux cleaned = -0.000705986 Jy ! Component: 700 - total flux cleaned = -0.000706208 Jy ! Component: 750 - total flux cleaned = -0.00070628 Jy ! Component: 800 - total flux cleaned = -0.000718237 Jy ! Component: 850 - total flux cleaned = -0.000718295 Jy ! Component: 900 - total flux cleaned = -0.00074144 Jy ! Component: 950 - total flux cleaned = -0.000718807 Jy ! Component: 1000 - total flux cleaned = -0.000719207 Jy ! Component: 1050 - total flux cleaned = -0.000730345 Jy ! Component: 1100 - total flux cleaned = -0.000730289 Jy ! Component: 1150 - total flux cleaned = -0.000675854 Jy ! Component: 1200 - total flux cleaned = -0.000665072 Jy ! Component: 1250 - total flux cleaned = -0.000675723 Jy ! Component: 1300 - total flux cleaned = -0.000622893 Jy ! Component: 1350 - total flux cleaned = -0.000591501 Jy ! Component: 1400 - total flux cleaned = -0.000560457 Jy ! Component: 1450 - total flux cleaned = -0.00058093 Jy ! Component: 1500 - total flux cleaned = -0.000510163 Jy ! Component: 1550 - total flux cleaned = -0.000510241 Jy ! Component: 1600 - total flux cleaned = -0.000460651 Jy ! Component: 1650 - total flux cleaned = -0.00043132 Jy ! Component: 1700 - total flux cleaned = -0.000431353 Jy ! Component: 1750 - total flux cleaned = -0.000363672 Jy ! Component: 1800 - total flux cleaned = -0.000354081 Jy ! Component: 1850 - total flux cleaned = -0.000306749 Jy ! Component: 1900 - total flux cleaned = -0.00030672 Jy ! Component: 1950 - total flux cleaned = -0.000288116 Jy ! Component: 2000 - total flux cleaned = -0.000325057 Jy ! Component: 2050 - total flux cleaned = -0.000260793 Jy ! Component: 2100 - total flux cleaned = -0.000297214 Jy ! Component: 2150 - total flux cleaned = -0.00024304 Jy ! Component: 2200 - total flux cleaned = -0.000251913 Jy ! Component: 2250 - total flux cleaned = -0.000251979 Jy ! Component: 2300 - total flux cleaned = -0.00021679 Jy ! Component: 2350 - total flux cleaned = -0.000243012 Jy ! Component: 2400 - total flux cleaned = -0.000225643 Jy ! Component: 2450 - total flux cleaned = -0.000260126 Jy ! Component: 2500 - total flux cleaned = -0.000225897 Jy ! Component: 2550 - total flux cleaned = -0.000242857 Jy ! Component: 2600 - total flux cleaned = -0.000251324 Jy ! Component: 2650 - total flux cleaned = -0.000234593 Jy ! Component: 2700 - total flux cleaned = -0.000234628 Jy ! Component: 2750 - total flux cleaned = -0.000251112 Jy ! Component: 2800 - total flux cleaned = -0.000275485 Jy ! Component: 2850 - total flux cleaned = -0.000259234 Jy ! Component: 2900 - total flux cleaned = -0.000267356 Jy ! Component: 2950 - total flux cleaned = -0.000299436 Jy ! Component: 3000 - total flux cleaned = -0.000291567 Jy ! Component: 3050 - total flux cleaned = -0.000315199 Jy ! Component: 3100 - total flux cleaned = -0.000330762 Jy ! Component: 3150 - total flux cleaned = -0.000346215 Jy ! Component: 3200 - total flux cleaned = -0.000315301 Jy ! Component: 3250 - total flux cleaned = -0.000353705 Jy ! Component: 3300 - total flux cleaned = -0.000361211 Jy ! Component: 3350 - total flux cleaned = -0.000353638 Jy ! Component: 3400 - total flux cleaned = -0.0003912 Jy ! Component: 3450 - total flux cleaned = -0.000368814 Jy ! Component: 3500 - total flux cleaned = -0.000376306 Jy ! Component: 3550 - total flux cleaned = -0.000361472 Jy ! Component: 3600 - total flux cleaned = -0.000383482 Jy ! Component: 3650 - total flux cleaned = -0.000383456 Jy ! Component: 3700 - total flux cleaned = -0.000368992 Jy ! Component: 3750 - total flux cleaned = -0.00038341 Jy ! Component: 3800 - total flux cleaned = -0.000383364 Jy ! Component: 3850 - total flux cleaned = -0.000418891 Jy ! Component: 3900 - total flux cleaned = -0.000369437 Jy ! Component: 3950 - total flux cleaned = -0.000411677 Jy ! Component: 4000 - total flux cleaned = -0.000397788 Jy ! Component: 4050 - total flux cleaned = -0.00041859 Jy ! Total flux subtracted in 4096 components = -0.000418519 Jy ! Clean residual min=-0.000386 max=0.000472 Jy/beam ! Clean residual mean=-0.000001 rms=0.000122 Jy/beam ! Combined flux in latest and established models = 0.0558388 Jy keep ! Adding 295 model components to the UV plane model. ! The established model now contains 382 components and 0.0558388 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1531+3430_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.051 x 2.038 at -21 degrees (North through East) ! Clean map min=-0.00070152 max=0.051426 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1531+3430_X_map.fits wmodel /image_prod/ug002_uva//J1531+3430_X_map.mod ! Writing 382 model components to file: /image_prod/ug002_uva//J1531+3430_X_map.mod wobs /image_prod/ug002_uva//J1531+3430_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1531+3430_X_uvs.fits wwins /image_prod/ug002_uva//J1531+3430_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J1531+3430_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0514261 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000121374 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.708051 0.708051 1.4161 2.8322 5.66441 11.3288 22.6576 45.3153 90.6305 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.051 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 423.698 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1531+3430_X_dfm.log closed on Thu Mar 5 02:16:29 2020