! Started logfile: /vlbi/uf001/uva//J0452+1236_X_dfm.log on Sun Jan 13 22:22:27 2019 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 /vlbi/uf001/uva//J0452+1236_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0452+1236_X_uva.fits ! AN table 1: 81 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.597805 visibilities/baseline/integration-bin. ! Found source: J0452+1236 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 26148 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 J0452+1236_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 322 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 322 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 322 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 322 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 322 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 322 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 322 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 322 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 322 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 322 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 322 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 322 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004214Jy sigma=24.540014 ! Fit after self-cal, rms=0.922696Jy sigma=22.503322 ! 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=0.7131 mas, bmaj=1.58 mas, bpa=-4.154 degrees ! Estimated noise=0.347531 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 = 0.0612508 Jy ! Component: 100 - total flux cleaned = 0.07608 Jy ! Total flux subtracted in 100 components = 0.07608 Jy ! Clean residual min=-0.004117 max=0.006612 Jy/beam ! Clean residual mean=0.000007 rms=0.000941 Jy/beam ! Combined flux in latest and established models = 0.07608 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.07608 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=0.057509Jy sigma=1.346093 ! Fit after self-cal, rms=0.057107Jy sigma=1.337441 ! Inverting map ! Added new window around map position (-0.8, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00762442 Jy ! Component: 100 - total flux cleaned = 0.0108331 Jy ! Total flux subtracted in 100 components = 0.0108331 Jy ! Clean residual min=-0.003356 max=0.004675 Jy/beam ! Clean residual mean=0.000005 rms=0.000790 Jy/beam ! Combined flux in latest and established models = 0.0869132 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 10 components and 0.0869132 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=0.056161Jy sigma=1.309675 ! Fit after self-cal, rms=0.056099Jy sigma=1.308520 ! 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=0.9129 mas, bmaj=1.8 mas, bpa=-1.383 degrees ! Estimated noise=0.201041 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 = 0.00352011 Jy ! Component: 100 - total flux cleaned = 0.00524177 Jy ! Component: 150 - total flux cleaned = 0.0059036 Jy ! Component: 200 - total flux cleaned = 0.00601808 Jy ! Total flux subtracted in 200 components = 0.00601808 Jy ! Clean residual min=-0.003175 max=0.004353 Jy/beam ! Clean residual mean=0.000009 rms=0.000762 Jy/beam ! Combined flux in latest and established models = 0.0929312 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 19 components and 0.0929313 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=0.055907Jy sigma=1.301995 ! Fit after self-cal, rms=0.055871Jy sigma=1.301182 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9129 x 1.8 at -1.383 degrees (North through East) ! Clean map min=-0.002822 max=0.077103 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.92 KP 0.96 ! LA 0.94 MK 0.95 NL 1.21 OV 0.95 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.94 HN 0.92 KP 0.94 ! LA 0.96 MK 0.95 NL 1.30 OV 0.93 ! PT 1.00* SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 0.92 KP 0.94 ! LA 0.97 MK 0.98 NL 1.22 OV 0.93 ! PT 1.00* SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 0.92 KP 0.99 ! LA 0.99 MK 0.98 NL 1.25 OV 0.90 ! PT 1.00* SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 0.95 KP 0.95 ! LA 0.95 MK 0.94 NL 1.22 OV 0.91 ! PT 1.00* SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.98 HN 0.94 KP 0.92 ! LA 0.96 MK 0.98 NL 1.20 OV 0.94 ! PT 1.00* SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.01 HN 0.93 KP 1.00 ! LA 0.91 MK 0.99 NL 1.22 OV 0.91 ! PT 1.00* SC 1.05 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.94 HN 0.95 KP 0.95 ! LA 0.95 MK 1.00 NL 1.24 OV 0.87 ! PT 1.00* SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.97 HN 1.00 KP 0.95 ! LA 0.96 MK 0.94 NL 1.27 OV 0.93 ! PT 1.00* SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.95 HN 0.92 KP 0.99 ! LA 0.97 MK 0.94 NL 1.23 OV 0.92 ! PT 1.00* SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.96 HN 0.92 KP 0.96 ! LA 0.98 MK 0.97 NL 1.19 OV 0.96 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 0.95 KP 0.92 ! LA 1.00 MK 0.96 NL 1.30 OV 0.95 ! PT 1.00* SC 1.05 ! ! ! Fit before self-cal, rms=0.055871Jy sigma=1.301182 ! Fit after self-cal, rms=0.055421Jy sigma=1.280205 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.905 mas, bmaj=1.809 mas, bpa=-1.78 degrees ! Estimated noise=0.19903 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 = 9.61474e-05 Jy ! Component: 100 - total flux cleaned = 0.00029022 Jy ! Component: 150 - total flux cleaned = 0.000288986 Jy ! Component: 200 - total flux cleaned = 0.000328874 Jy ! Total flux subtracted in 200 components = 0.000328874 Jy ! Clean residual min=-0.002773 max=0.002796 Jy/beam ! Clean residual mean=0.000006 rms=0.000595 Jy/beam ! Combined flux in latest and established models = 0.0932601 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 30 components and 0.0932601 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=0.055385Jy sigma=1.279103 ! Fit after self-cal, rms=0.055444Jy sigma=1.278349 ! 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=0.055444Jy sigma=1.278349 ! Fit after self-cal, rms=0.056704Jy sigma=1.254516 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9066 mas, bmaj=1.806 mas, bpa=-1.716 degrees ! Estimated noise=0.199851 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000672121 Jy ! Component: 100 - total flux cleaned = 0.000757319 Jy ! Component: 150 - total flux cleaned = 0.000798518 Jy ! Component: 200 - total flux cleaned = 0.000854865 Jy ! Total flux subtracted in 200 components = 0.000854865 Jy ! Clean residual min=-0.001198 max=0.001138 Jy/beam ! Clean residual mean=0.000001 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.094115 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 38 components and 0.094115 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=0.056689Jy sigma=1.254134 ! Fit after self-cal, rms=0.056782Jy sigma=1.253478 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 = -2.49104e-05 Jy ! Component: 100 - total flux cleaned = 2.03157e-06 Jy ! Component: 150 - total flux cleaned = -6.90937e-06 Jy ! Component: 200 - total flux cleaned = -2.27911e-05 Jy ! Total flux subtracted in 200 components = -2.27911e-05 Jy ! Clean residual min=-0.001211 max=0.001115 Jy/beam ! Clean residual mean=0.000001 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.0940922 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 46 components and 0.0940922 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=0.056776Jy sigma=1.253296 ! Fit after self-cal, rms=0.056772Jy sigma=1.253221 ! 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=0.056772Jy sigma=1.253221 ! Fit after self-cal, rms=0.057084Jy sigma=1.253055 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9063 mas, bmaj=1.804 mas, bpa=-1.675 degrees ! Estimated noise=0.200067 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000290006 Jy ! Component: 100 - total flux cleaned = 0.00035255 Jy ! Component: 150 - total flux cleaned = 0.000368891 Jy ! Component: 200 - total flux cleaned = 0.000355452 Jy ! Total flux subtracted in 200 components = 0.000355452 Jy ! Clean residual min=-0.001107 max=0.001055 Jy/beam ! Clean residual mean=0.000001 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.0944477 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 49 components and 0.0944477 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=0.057079Jy sigma=1.252917 ! Fit after self-cal, rms=0.057084Jy sigma=1.252856 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 = -1.10616e-05 Jy ! Component: 100 - total flux cleaned = -1.52783e-05 Jy ! Component: 150 - total flux cleaned = -4.93617e-05 Jy ! Component: 200 - total flux cleaned = -8.5895e-05 Jy ! Total flux subtracted in 200 components = -8.5895e-05 Jy ! Clean residual min=-0.001090 max=0.001025 Jy/beam ! Clean residual mean=0.000001 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.0943618 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 51 components and 0.0943618 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=0.057081Jy sigma=1.252766 ! Fit after self-cal, rms=0.057080Jy sigma=1.252733 ! 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=0.057080Jy sigma=1.252733 ! Fit after self-cal, rms=0.057095Jy sigma=1.252726 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.06 mas, bmaj=2.72 mas, bpa=7.45 degrees ! Estimated noise=0.254741 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.85647e-05 Jy ! Component: 100 - total flux cleaned = -8.69825e-06 Jy ! Component: 150 - total flux cleaned = -3.08416e-05 Jy ! Component: 200 - total flux cleaned = -5.38845e-05 Jy ! Total flux subtracted in 200 components = -5.38845e-05 Jy ! Clean residual min=-0.001105 max=0.000986 Jy/beam ! Clean residual mean=0.000003 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.0943079 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 60 components and 0.0943079 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=0.057093Jy sigma=1.252739 ! Fit after self-cal, rms=0.057091Jy sigma=1.252714 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 = -1.76321e-05 Jy ! Component: 100 - total flux cleaned = -5.46049e-05 Jy ! Component: 150 - total flux cleaned = -7.30288e-05 Jy ! Component: 200 - total flux cleaned = -8.80529e-05 Jy ! Total flux subtracted in 200 components = -8.80529e-05 Jy ! Clean residual min=-0.001113 max=0.000986 Jy/beam ! Clean residual mean=0.000003 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.0942198 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 60 components and 0.0942198 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=0.057090Jy sigma=1.252710 ! Fit after self-cal, rms=0.057090Jy sigma=1.252696 ! 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=0.906 mas, bmaj=1.803 mas, bpa=-1.657 degrees ! Estimated noise=0.200275 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.906 x 1.803 at -1.657 degrees (North through East) ! Clean map min=-0.00096523 max=0.076365 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=0.7089 mas, bmaj=1.586 mas, bpa=-4.175 degrees ! Estimated noise=0.344918 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0605372 Jy ! Component: 100 - total flux cleaned = 0.0777732 Jy ! Component: 150 - total flux cleaned = 0.0853307 Jy ! Component: 200 - total flux cleaned = 0.0890048 Jy ! Total flux subtracted in 200 components = 0.0890048 Jy ! Clean residual min=-0.001913 max=0.002249 Jy/beam ! Clean residual mean=0.000002 rms=0.000480 Jy/beam ! Combined flux in latest and established models = 0.0890048 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 0.0890048 Jy ! Inverting map and beam ! Estimated beam: bmin=0.906 mas, bmaj=1.803 mas, bpa=-1.657 degrees ! Estimated noise=0.200275 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 = 0.00246616 Jy ! Component: 100 - total flux cleaned = 0.00361177 Jy ! Component: 150 - total flux cleaned = 0.0041028 Jy ! Component: 200 - total flux cleaned = 0.00441088 Jy ! Total flux subtracted in 200 components = 0.00441088 Jy ! Clean residual min=-0.001146 max=0.001040 Jy/beam ! Clean residual mean=0.000002 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.0934157 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 30 components and 0.0934157 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=2.06 mas, bmaj=2.72 mas, bpa=7.45 degrees ! Estimated noise=0.254741 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000392344 Jy ! Component: 100 - total flux cleaned = 0.000509699 Jy ! Component: 150 - total flux cleaned = 0.000600259 Jy ! Component: 200 - total flux cleaned = 0.000628475 Jy ! Total flux subtracted in 200 components = 0.000628475 Jy ! Clean residual min=-0.001120 max=0.000989 Jy/beam ! Clean residual mean=0.000003 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.0940441 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 = 8.00467e-06 Jy ! Component: 100 - total flux cleaned = 1.46929e-05 Jy ! Component: 150 - total flux cleaned = 2.05553e-05 Jy ! Component: 200 - total flux cleaned = 2.56788e-05 Jy ! Total flux subtracted in 200 components = 2.56788e-05 Jy ! Clean residual min=-0.001123 max=0.000983 Jy/beam ! Clean residual mean=0.000003 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.0940698 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 45 components and 0.0940698 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.906 mas, bmaj=1.803 mas, bpa=-1.657 degrees ! Estimated noise=0.200275 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000111031 Jy ! Component: 100 - total flux cleaned = 0.000126163 Jy ! Component: 150 - total flux cleaned = 0.000112933 Jy ! Component: 200 - total flux cleaned = 0.000124237 Jy ! Total flux subtracted in 200 components = 0.000124237 Jy ! Clean residual min=-0.001078 max=0.001021 Jy/beam ! Clean residual mean=0.000001 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.0941941 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 55 components and 0.094194 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=0.057096Jy sigma=1.252873 ! Fit after self-cal, rms=0.057092Jy sigma=1.252774 wmodel J0452+1236_X_map.mod ! Writing 55 model components to file: J0452+1236_X_map.mod wobs J0452+1236_X_uvs.fits ! Writing UV FITS file: J0452+1236_X_uvs.fits wwins J0452+1236_X_map.win ! wwins: Wrote 2 windows to J0452+1236_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 = 6.93749e-05 Jy ! Component: 100 - total flux cleaned = 0.000156091 Jy ! Component: 150 - total flux cleaned = 0.000172368 Jy ! Component: 200 - total flux cleaned = 0.000204431 Jy ! Component: 250 - total flux cleaned = 0.000266359 Jy ! Component: 300 - total flux cleaned = 0.000341384 Jy ! Component: 350 - total flux cleaned = 0.000415156 Jy ! Component: 400 - total flux cleaned = 0.000530175 Jy ! Component: 450 - total flux cleaned = 0.000586305 Jy ! Component: 500 - total flux cleaned = 0.000668712 Jy ! Component: 550 - total flux cleaned = 0.000668724 Jy ! Component: 600 - total flux cleaned = 0.000681983 Jy ! Component: 650 - total flux cleaned = 0.000682092 Jy ! Component: 700 - total flux cleaned = 0.000707639 Jy ! Component: 750 - total flux cleaned = 0.000707713 Jy ! Component: 800 - total flux cleaned = 0.000732632 Jy ! Component: 850 - total flux cleaned = 0.000757068 Jy ! Component: 900 - total flux cleaned = 0.000817119 Jy ! Component: 950 - total flux cleaned = 0.000852726 Jy ! Component: 1000 - total flux cleaned = 0.000852638 Jy ! Component: 1050 - total flux cleaned = 0.000887483 Jy ! Component: 1100 - total flux cleaned = 0.000944679 Jy ! Component: 1150 - total flux cleaned = 0.000955966 Jy ! Component: 1200 - total flux cleaned = 0.00101184 Jy ! Component: 1250 - total flux cleaned = 0.0010671 Jy ! Component: 1300 - total flux cleaned = 0.00106701 Jy ! Component: 1350 - total flux cleaned = 0.00112137 Jy ! Component: 1400 - total flux cleaned = 0.00117507 Jy ! Component: 1450 - total flux cleaned = 0.00120686 Jy ! Component: 1500 - total flux cleaned = 0.00124905 Jy ! Component: 1550 - total flux cleaned = 0.00132205 Jy ! Component: 1600 - total flux cleaned = 0.00135326 Jy ! Component: 1650 - total flux cleaned = 0.0014453 Jy ! Component: 1700 - total flux cleaned = 0.00148586 Jy ! Component: 1750 - total flux cleaned = 0.0015663 Jy ! Component: 1800 - total flux cleaned = 0.00159596 Jy ! Component: 1850 - total flux cleaned = 0.0016356 Jy ! Component: 1900 - total flux cleaned = 0.00170403 Jy ! Component: 1950 - total flux cleaned = 0.00174278 Jy ! Component: 2000 - total flux cleaned = 0.00178132 Jy ! Component: 2050 - total flux cleaned = 0.00183872 Jy ! Component: 2100 - total flux cleaned = 0.00185779 Jy ! Component: 2150 - total flux cleaned = 0.00191416 Jy ! Component: 2200 - total flux cleaned = 0.00197007 Jy ! Component: 2250 - total flux cleaned = 0.00197008 Jy ! Component: 2300 - total flux cleaned = 0.00200674 Jy ! Component: 2350 - total flux cleaned = 0.00201589 Jy ! Component: 2400 - total flux cleaned = 0.00203413 Jy ! Component: 2450 - total flux cleaned = 0.00207896 Jy ! Component: 2500 - total flux cleaned = 0.00208793 Jy ! Component: 2550 - total flux cleaned = 0.00211449 Jy ! Component: 2600 - total flux cleaned = 0.00210574 Jy ! Component: 2650 - total flux cleaned = 0.00209709 Jy ! Component: 2700 - total flux cleaned = 0.00217524 Jy ! Component: 2750 - total flux cleaned = 0.00214937 Jy ! Component: 2800 - total flux cleaned = 0.00218369 Jy ! Component: 2850 - total flux cleaned = 0.00220081 Jy ! Component: 2900 - total flux cleaned = 0.0022347 Jy ! Component: 2950 - total flux cleaned = 0.00226832 Jy ! Component: 3000 - total flux cleaned = 0.00226839 Jy ! Component: 3050 - total flux cleaned = 0.00230164 Jy ! Component: 3100 - total flux cleaned = 0.00231821 Jy ! Component: 3150 - total flux cleaned = 0.00234278 Jy ! Component: 3200 - total flux cleaned = 0.00241614 Jy ! Component: 3250 - total flux cleaned = 0.00239188 Jy ! Component: 3300 - total flux cleaned = 0.00245632 Jy ! Component: 3350 - total flux cleaned = 0.00248041 Jy ! Component: 3400 - total flux cleaned = 0.00249635 Jy ! Component: 3450 - total flux cleaned = 0.00255172 Jy ! Component: 3500 - total flux cleaned = 0.0025517 Jy ! Component: 3550 - total flux cleaned = 0.00259854 Jy ! Component: 3600 - total flux cleaned = 0.00259074 Jy ! Component: 3650 - total flux cleaned = 0.00266817 Jy ! Component: 3700 - total flux cleaned = 0.00269118 Jy ! Component: 3750 - total flux cleaned = 0.00269112 Jy ! Component: 3800 - total flux cleaned = 0.00269111 Jy ! Component: 3850 - total flux cleaned = 0.0027366 Jy ! Component: 3900 - total flux cleaned = 0.00277432 Jy ! Component: 3950 - total flux cleaned = 0.00279687 Jy ! Component: 4000 - total flux cleaned = 0.00282681 Jy ! Component: 4050 - total flux cleaned = 0.002849 Jy ! Total flux subtracted in 4096 components = 0.00285644 Jy ! Clean residual min=-0.000529 max=0.000557 Jy/beam ! Clean residual mean=0.000001 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.0970505 Jy keep ! Adding 331 model components to the UV plane model. ! The established model now contains 386 components and 0.0970505 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0452+1236_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.906 x 1.803 at -1.657 degrees (North through East) ! Clean map min=-0.00068821 max=0.076334 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0452+1236_X_map.fits wmodel /vlbi/uf001/uva//J0452+1236_X_map.mod ! Writing 386 model components to file: /vlbi/uf001/uva//J0452+1236_X_map.mod wobs /vlbi/uf001/uva//J0452+1236_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0452+1236_X_uvs.fits wwins /vlbi/uf001/uva//J0452+1236_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J0452+1236_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0763339 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000126064 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.495446 0.495446 0.990891 1.98178 3.96356 7.92713 15.8543 31.7085 63.417 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.076 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 605.515 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0452+1236_X_dfm.log closed on Sun Jan 13 22:22:32 2019