! Started logfile: /image_prod/ug002_uva//J1256+5652_X_dfm.log on Thu Mar 5 00:54:22 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//J1256+5652_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1256+5652_X_uva.fits ! AN table 1: 100 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.918889 visibilities/baseline/integration-bin. ! Found source: J1256+5652 ! ! 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 39696 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 J1256+5652_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 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.040390Jy sigma=8.672288 ! Fit after self-cal, rms=0.710995Jy sigma=5.894130 ! 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=0.754 mas, bmaj=0.9647 mas, bpa=17.35 degrees ! Estimated noise=0.978847 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 = 0.208097 Jy ! Component: 100 - total flux cleaned = 0.283616 Jy ! Total flux subtracted in 100 components = 0.283616 Jy ! Clean residual min=-0.012896 max=0.047574 Jy/beam ! Clean residual mean=0.000028 rms=0.003120 Jy/beam ! Combined flux in latest and established models = 0.283616 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.283616 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=0.104916Jy sigma=0.860000 ! Fit after self-cal, rms=0.104349Jy sigma=0.857187 ! Inverting map ! Added new window around map position (1, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.049176 Jy ! Component: 100 - total flux cleaned = 0.0761937 Jy ! Total flux subtracted in 100 components = 0.0761937 Jy ! Clean residual min=-0.007821 max=0.016220 Jy/beam ! Clean residual mean=0.000003 rms=0.001712 Jy/beam ! Combined flux in latest and established models = 0.35981 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 12 components and 0.35981 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=0.069158Jy sigma=0.551941 ! Fit after self-cal, rms=0.067253Jy sigma=0.538612 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0198806 Jy ! Component: 100 - total flux cleaned = 0.0305945 Jy ! Total flux subtracted in 100 components = 0.0305945 Jy ! Clean residual min=-0.007054 max=0.007424 Jy/beam ! Clean residual mean=-0.000007 rms=0.001227 Jy/beam ! Combined flux in latest and established models = 0.390404 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 14 components and 0.390404 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=0.059593Jy sigma=0.475385 ! Fit after self-cal, rms=0.059218Jy sigma=0.472574 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00844712 Jy ! Component: 100 - total flux cleaned = 0.0125071 Jy ! Total flux subtracted in 100 components = 0.0125071 Jy ! Clean residual min=-0.007457 max=0.005959 Jy/beam ! Clean residual mean=-0.000011 rms=0.001129 Jy/beam ! Combined flux in latest and established models = 0.402911 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 20 components and 0.402911 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=0.057845Jy sigma=0.463475 ! Fit after self-cal, rms=0.057773Jy sigma=0.462815 ! 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=0.9858 mas, bmaj=1.236 mas, bpa=15.66 degrees ! Estimated noise=0.431899 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 = 0.00355516 Jy ! Component: 100 - total flux cleaned = 0.00396399 Jy ! Component: 150 - total flux cleaned = 0.00413969 Jy ! Component: 200 - total flux cleaned = 0.00429712 Jy ! Total flux subtracted in 200 components = 0.00429712 Jy ! Clean residual min=-0.005527 max=0.004850 Jy/beam ! Clean residual mean=-0.000029 rms=0.001200 Jy/beam ! Combined flux in latest and established models = 0.407208 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 26 components and 0.407208 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=0.057334Jy sigma=0.460440 ! Fit after self-cal, rms=0.057292Jy sigma=0.460137 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9858 x 1.236 at 15.66 degrees (North through East) ! Clean map min=-0.0051264 max=0.28119 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 0.92 KP 1.04 ! LA 1.06 MK 1.04 OV 0.94 PT 0.93 ! SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 0.92 KP 1.03 ! LA 1.06 MK 1.03 OV 0.94 PT 0.94 ! SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 0.91 KP 1.05 ! LA 1.06 MK 1.03 OV 0.94 PT 0.93 ! SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 0.92 KP 1.06 ! LA 1.06 MK 1.05 OV 0.94 PT 0.93 ! SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 0.93 KP 1.05 ! LA 1.06 MK 1.03 OV 0.94 PT 0.91 ! SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 0.92 KP 1.06 ! LA 1.07 MK 1.05 OV 0.94 PT 0.93 ! SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 0.92 KP 1.06 ! LA 1.06 MK 1.04 OV 0.94 PT 0.94 ! SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 0.93 KP 1.06 ! LA 1.06 MK 1.05 OV 0.95 PT 0.94 ! SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 0.92 KP 1.05 ! LA 1.08 MK 1.04 OV 0.95 PT 0.93 ! SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 0.93 KP 1.04 ! LA 1.07 MK 1.05 OV 0.96 PT 0.94 ! SC 1.03 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HN 0.93 KP 1.04 ! LA 1.08 MK 1.05 OV 0.94 PT 0.95 ! SC 1.03 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 0.93 KP 1.05 ! LA 1.07 MK 1.07 OV 0.96 PT 0.95 ! SC 1.03 ! ! ! Fit before self-cal, rms=0.057292Jy sigma=0.460137 ! Fit after self-cal, rms=0.052853Jy sigma=0.421394 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.991 mas, bmaj=1.239 mas, bpa=15.18 degrees ! Estimated noise=0.429183 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 = 0.00217858 Jy ! Component: 100 - total flux cleaned = 0.00179522 Jy ! Component: 150 - total flux cleaned = 0.00156073 Jy ! Component: 200 - total flux cleaned = 0.00135464 Jy ! Total flux subtracted in 200 components = 0.00135464 Jy ! Clean residual min=-0.002806 max=0.002498 Jy/beam ! Clean residual mean=-0.000010 rms=0.000489 Jy/beam ! Combined flux in latest and established models = 0.408563 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 33 components and 0.408563 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=0.052438Jy sigma=0.418347 ! Fit after self-cal, rms=0.052386Jy sigma=0.417683 ! 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=0.052386Jy sigma=0.417683 ! Fit after self-cal, rms=0.051614Jy sigma=0.413113 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9869 mas, bmaj=1.233 mas, bpa=14.31 degrees ! Estimated noise=0.427887 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00126372 Jy ! Component: 100 - total flux cleaned = 0.00120499 Jy ! Component: 150 - total flux cleaned = 0.00114845 Jy ! Component: 200 - total flux cleaned = 0.00109893 Jy ! Total flux subtracted in 200 components = 0.00109893 Jy ! Clean residual min=-0.002300 max=0.001887 Jy/beam ! Clean residual mean=0.000007 rms=0.000377 Jy/beam ! Combined flux in latest and established models = 0.409662 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 34 components and 0.409662 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=0.051420Jy sigma=0.411838 ! Fit after self-cal, rms=0.051383Jy sigma=0.411522 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 = 0.000131446 Jy ! Component: 100 - total flux cleaned = 0.00018756 Jy ! Component: 150 - total flux cleaned = 0.000146737 Jy ! Component: 200 - total flux cleaned = 6.6497e-05 Jy ! Total flux subtracted in 200 components = 6.6497e-05 Jy ! Clean residual min=-0.002205 max=0.001782 Jy/beam ! Clean residual mean=0.000007 rms=0.000358 Jy/beam ! Combined flux in latest and established models = 0.409728 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 34 components and 0.409728 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=0.051256Jy sigma=0.410800 ! Fit after self-cal, rms=0.051220Jy sigma=0.410548 ! 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=0.051220Jy sigma=0.410548 ! Fit after self-cal, rms=0.051056Jy sigma=0.410022 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.986 mas, bmaj=1.232 mas, bpa=14.14 degrees ! Estimated noise=0.427122 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000432498 Jy ! Component: 100 - total flux cleaned = 0.000437129 Jy ! Component: 150 - total flux cleaned = 0.00040098 Jy ! Component: 200 - total flux cleaned = 0.000329982 Jy ! Total flux subtracted in 200 components = 0.000329982 Jy ! Clean residual min=-0.002071 max=0.001539 Jy/beam ! Clean residual mean=0.000010 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.410058 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 34 components and 0.410058 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=0.050953Jy sigma=0.409384 ! Fit after self-cal, rms=0.050926Jy sigma=0.409182 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 = 2.88421e-05 Jy ! Component: 100 - total flux cleaned = 7.76388e-05 Jy ! Component: 150 - total flux cleaned = 1.03842e-05 Jy ! Component: 200 - total flux cleaned = 1.00809e-05 Jy ! Total flux subtracted in 200 components = 1.00809e-05 Jy ! Clean residual min=-0.002003 max=0.001480 Jy/beam ! Clean residual mean=0.000010 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.410068 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 34 components and 0.410068 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=0.050850Jy sigma=0.408740 ! Fit after self-cal, rms=0.050827Jy sigma=0.408577 ! 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=0.050827Jy sigma=0.408577 ! Fit after self-cal, rms=0.050763Jy sigma=0.408543 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.249 mas, bmaj=2.526 mas, bpa=49.93 degrees ! Estimated noise=0.575683 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.14186e-05 Jy ! Component: 100 - total flux cleaned = -7.80694e-05 Jy ! Component: 150 - total flux cleaned = -7.62174e-05 Jy ! Component: 200 - total flux cleaned = -4.89989e-05 Jy ! Total flux subtracted in 200 components = -4.89989e-05 Jy ! Clean residual min=-0.001829 max=0.001718 Jy/beam ! Clean residual mean=0.000026 rms=0.000398 Jy/beam ! Combined flux in latest and established models = 0.410019 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 39 components and 0.410019 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=0.050738Jy sigma=0.408323 ! Fit after self-cal, rms=0.050714Jy sigma=0.408182 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 = -3.48591e-05 Jy ! Component: 100 - total flux cleaned = -3.25552e-05 Jy ! Component: 150 - total flux cleaned = -1.60342e-05 Jy ! Component: 200 - total flux cleaned = 1.0014e-05 Jy ! Total flux subtracted in 200 components = 1.0014e-05 Jy ! Clean residual min=-0.001807 max=0.001724 Jy/beam ! Clean residual mean=0.000026 rms=0.000396 Jy/beam ! Combined flux in latest and established models = 0.410029 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 40 components and 0.410029 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=0.050686Jy sigma=0.408001 ! Fit after self-cal, rms=0.050667Jy sigma=0.407878 ! 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=0.9857 mas, bmaj=1.232 mas, bpa=14.09 degrees ! Estimated noise=0.426679 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9857 x 1.232 at 14.09 degrees (North through East) ! Clean map min=-0.0016823 max=0.27594 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=0.7573 mas, bmaj=0.9639 mas, bpa=15.86 degrees ! Estimated noise=0.964248 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.207935 Jy ! Component: 100 - total flux cleaned = 0.293168 Jy ! Component: 150 - total flux cleaned = 0.336801 Jy ! Component: 200 - total flux cleaned = 0.361283 Jy ! Total flux subtracted in 200 components = 0.361283 Jy ! Clean residual min=-0.004490 max=0.012437 Jy/beam ! Clean residual mean=0.000019 rms=0.001038 Jy/beam ! Combined flux in latest and established models = 0.361283 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.361283 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9857 mas, bmaj=1.232 mas, bpa=14.09 degrees ! Estimated noise=0.426679 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 = 0.0222557 Jy ! Component: 100 - total flux cleaned = 0.033541 Jy ! Component: 150 - total flux cleaned = 0.039877 Jy ! Component: 200 - total flux cleaned = 0.0436282 Jy ! Total flux subtracted in 200 components = 0.0436282 Jy ! Clean residual min=-0.001851 max=0.003347 Jy/beam ! Clean residual mean=0.000013 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.404911 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 39 components and 0.404911 Jy ! Inverting map ! Added new window around map position (-1, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00289991 Jy ! Component: 100 - total flux cleaned = 0.00351206 Jy ! Component: 150 - total flux cleaned = 0.00383172 Jy ! Component: 200 - total flux cleaned = 0.00409146 Jy ! Total flux subtracted in 200 components = 0.00409146 Jy ! Clean residual min=-0.001829 max=0.001336 Jy/beam ! Clean residual mean=0.000011 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.409003 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 53 components and 0.409003 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=2.249 mas, bmaj=2.526 mas, bpa=49.93 degrees ! Estimated noise=0.575683 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000469671 Jy ! Component: 100 - total flux cleaned = 0.00053015 Jy ! Component: 150 - total flux cleaned = 0.0005622 Jy ! Component: 200 - total flux cleaned = 0.000525446 Jy ! Total flux subtracted in 200 components = 0.000525446 Jy ! Clean residual min=-0.001638 max=0.001701 Jy/beam ! Clean residual mean=0.000027 rms=0.000386 Jy/beam ! Combined flux in latest and established models = 0.409528 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) ! Added new window around map position (-4.4, -29.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00157604 Jy ! Component: 100 - total flux cleaned = 0.00222963 Jy ! Component: 150 - total flux cleaned = 0.00254739 Jy ! Component: 200 - total flux cleaned = 0.00274669 Jy ! Total flux subtracted in 200 components = 0.00274669 Jy ! Clean residual min=-0.001429 max=0.001187 Jy/beam ! Clean residual mean=0.000027 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.412275 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 99 components and 0.412275 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9857 mas, bmaj=1.232 mas, bpa=14.09 degrees ! Estimated noise=0.426679 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000160001 Jy ! Component: 100 - total flux cleaned = -0.000102984 Jy ! Component: 150 - total flux cleaned = -0.000103621 Jy ! Component: 200 - total flux cleaned = -0.000102952 Jy ! Total flux subtracted in 200 components = -0.000102952 Jy ! Clean residual min=-0.001732 max=0.001249 Jy/beam ! Clean residual mean=0.000011 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.412172 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 114 components and 0.412172 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=0.050461Jy sigma=0.406706 ! Fit after self-cal, rms=0.050423Jy sigma=0.406400 wmodel J1256+5652_X_map.mod ! Writing 114 model components to file: J1256+5652_X_map.mod wobs J1256+5652_X_uvs.fits ! Writing UV FITS file: J1256+5652_X_uvs.fits wwins J1256+5652_X_map.win ! wwins: Wrote 4 windows to J1256+5652_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 = -0.000674136 Jy ! Component: 100 - total flux cleaned = -0.000927295 Jy ! Component: 150 - total flux cleaned = -0.000989436 Jy ! Component: 200 - total flux cleaned = -0.000949625 Jy ! Component: 250 - total flux cleaned = -0.000892041 Jy ! Component: 300 - total flux cleaned = -0.000873389 Jy ! Component: 350 - total flux cleaned = -0.000873343 Jy ! Component: 400 - total flux cleaned = -0.000908273 Jy ! Component: 450 - total flux cleaned = -0.00097557 Jy ! Component: 500 - total flux cleaned = -0.000942349 Jy ! Component: 550 - total flux cleaned = -0.000926469 Jy ! Component: 600 - total flux cleaned = -0.000942456 Jy ! Component: 650 - total flux cleaned = -0.000911693 Jy ! Component: 700 - total flux cleaned = -0.000881552 Jy ! Component: 750 - total flux cleaned = -0.0008664 Jy ! Component: 800 - total flux cleaned = -0.000778251 Jy ! Component: 850 - total flux cleaned = -0.000734993 Jy ! Component: 900 - total flux cleaned = -0.000678081 Jy ! Component: 950 - total flux cleaned = -0.000664034 Jy ! Component: 1000 - total flux cleaned = -0.000594667 Jy ! Component: 1050 - total flux cleaned = -0.000553898 Jy ! Component: 1100 - total flux cleaned = -0.000513599 Jy ! Component: 1150 - total flux cleaned = -0.000500196 Jy ! Component: 1200 - total flux cleaned = -0.000447712 Jy ! Component: 1250 - total flux cleaned = -0.000396208 Jy ! Component: 1300 - total flux cleaned = -0.000383534 Jy ! Component: 1350 - total flux cleaned = -0.000333165 Jy ! Component: 1400 - total flux cleaned = -0.000320828 Jy ! Component: 1450 - total flux cleaned = -0.000283696 Jy ! Component: 1500 - total flux cleaned = -0.000234931 Jy ! Component: 1550 - total flux cleaned = -0.000271036 Jy ! Component: 1600 - total flux cleaned = -0.000175419 Jy ! Component: 1650 - total flux cleaned = -0.000187146 Jy ! Component: 1700 - total flux cleaned = -0.000163791 Jy ! Component: 1750 - total flux cleaned = -0.000152306 Jy ! Component: 1800 - total flux cleaned = -9.50421e-05 Jy ! Component: 1850 - total flux cleaned = -0.000106608 Jy ! Component: 1900 - total flux cleaned = -8.41472e-05 Jy ! Component: 1950 - total flux cleaned = -8.44155e-05 Jy ! Component: 2000 - total flux cleaned = -0.000117414 Jy ! Component: 2050 - total flux cleaned = -8.48726e-05 Jy ! Component: 2100 - total flux cleaned = -6.33543e-05 Jy ! Component: 2150 - total flux cleaned = -9.53863e-05 Jy ! Component: 2200 - total flux cleaned = -8.48118e-05 Jy ! Component: 2250 - total flux cleaned = -6.36623e-05 Jy ! Component: 2300 - total flux cleaned = -2.18797e-05 Jy ! Component: 2350 - total flux cleaned = -1.14832e-05 Jy ! Component: 2400 - total flux cleaned = -1.1582e-05 Jy ! Component: 2450 - total flux cleaned = 2.91031e-05 Jy ! Component: 2500 - total flux cleaned = 4.93838e-05 Jy ! Component: 2550 - total flux cleaned = 5.93227e-05 Jy ! Component: 2600 - total flux cleaned = 8.92103e-05 Jy ! Component: 2650 - total flux cleaned = 8.91634e-05 Jy ! Component: 2700 - total flux cleaned = 0.000128362 Jy ! Component: 2750 - total flux cleaned = 0.00013811 Jy ! Component: 2800 - total flux cleaned = 0.000157379 Jy ! Component: 2850 - total flux cleaned = 0.000176529 Jy ! Component: 2900 - total flux cleaned = 0.000195625 Jy ! Component: 2950 - total flux cleaned = 0.000195744 Jy ! Component: 3000 - total flux cleaned = 0.000242507 Jy ! Component: 3050 - total flux cleaned = 0.000279635 Jy ! Component: 3100 - total flux cleaned = 0.000298029 Jy ! Component: 3150 - total flux cleaned = 0.000316362 Jy ! Component: 3200 - total flux cleaned = 0.000370964 Jy ! Component: 3250 - total flux cleaned = 0.000352898 Jy ! Component: 3300 - total flux cleaned = 0.000370864 Jy ! Component: 3350 - total flux cleaned = 0.00037979 Jy ! Component: 3400 - total flux cleaned = 0.000415254 Jy ! Component: 3450 - total flux cleaned = 0.000459354 Jy ! Component: 3500 - total flux cleaned = 0.000476917 Jy ! Component: 3550 - total flux cleaned = 0.000563992 Jy ! Component: 3600 - total flux cleaned = 0.000537974 Jy ! Component: 3650 - total flux cleaned = 0.000606758 Jy ! Component: 3700 - total flux cleaned = 0.000623846 Jy ! Component: 3750 - total flux cleaned = 0.000657851 Jy ! Component: 3800 - total flux cleaned = 0.000640906 Jy ! Component: 3850 - total flux cleaned = 0.000640894 Jy ! Component: 3900 - total flux cleaned = 0.000657597 Jy ! Component: 3950 - total flux cleaned = 0.00069092 Jy ! Component: 4000 - total flux cleaned = 0.000699258 Jy ! Component: 4050 - total flux cleaned = 0.000699352 Jy ! Total flux subtracted in 4096 components = 0.000764884 Jy ! Clean residual min=-0.000487 max=0.000517 Jy/beam ! Clean residual mean=0.000004 rms=0.000136 Jy/beam ! Combined flux in latest and established models = 0.412936 Jy keep ! Adding 320 model components to the UV plane model. ! The established model now contains 432 components and 0.412936 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1256+5652_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9857 x 1.232 at 14.09 degrees (North through East) ! Clean map min=-0.0012637 max=0.27681 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1256+5652_X_map.fits wmodel /image_prod/ug002_uva//J1256+5652_X_map.mod ! Writing 432 model components to file: /image_prod/ug002_uva//J1256+5652_X_map.mod wobs /image_prod/ug002_uva//J1256+5652_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1256+5652_X_uvs.fits wwins /image_prod/ug002_uva//J1256+5652_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J1256+5652_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.276808 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000135846 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.147227 0.147227 0.294454 0.588908 1.17782 2.35563 4.71126 9.42253 18.8451 37.6901 75.3802 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.276 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2037.67 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1256+5652_X_dfm.log closed on Thu Mar 5 00:54:27 2020