! Started logfile: /vlbi/uf001/uva//J0530+7920_X_dfm.log on Sun Jan 13 22:37:51 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//J0530+7920_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0530+7920_X_uva.fits ! AN table 1: 76 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.85 visibilities/baseline/integration-bin. ! Found source: J0530+7920 ! ! 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 34884 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 J0530+7920_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 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002171Jy sigma=24.974108 ! Fit after self-cal, rms=0.973629Jy sigma=24.279125 ! 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=0.6939 mas, bmaj=1.172 mas, bpa=37.31 degrees ! Estimated noise=0.336009 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 = 0.0211436 Jy ! Component: 100 - total flux cleaned = 0.0257543 Jy ! Total flux subtracted in 100 components = 0.0257543 Jy ! Clean residual min=-0.001908 max=0.001823 Jy/beam ! Clean residual mean=-0.000000 rms=0.000433 Jy/beam ! Combined flux in latest and established models = 0.0257543 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.0257543 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=0.054969Jy sigma=1.291028 ! Fit after self-cal, rms=0.053203Jy sigma=1.244508 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00401097 Jy ! Component: 100 - total flux cleaned = 0.00510109 Jy ! Total flux subtracted in 100 components = 0.00510109 Jy ! Clean residual min=-0.001853 max=0.001988 Jy/beam ! Clean residual mean=-0.000000 rms=0.000431 Jy/beam ! Combined flux in latest and established models = 0.0308554 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0308554 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=0.052890Jy sigma=1.237579 ! Fit after self-cal, rms=0.052880Jy sigma=1.237205 ! 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=0.9295 mas, bmaj=1.456 mas, bpa=39.19 degrees ! Estimated noise=0.158559 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 = 0.000823559 Jy ! Component: 100 - total flux cleaned = 0.000919452 Jy ! Component: 150 - total flux cleaned = 0.000980187 Jy ! Component: 200 - total flux cleaned = 0.00101217 Jy ! Total flux subtracted in 200 components = 0.00101217 Jy ! Clean residual min=-0.001064 max=0.001230 Jy/beam ! Clean residual mean=0.000001 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.0318676 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 15 components and 0.0318676 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=0.052863Jy sigma=1.237017 ! Fit after self-cal, rms=0.052862Jy sigma=1.236914 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9295 x 1.456 at 39.19 degrees (North through East) ! Clean map min=-0.00098874 max=0.031229 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.91 HN 0.94 KP 0.85 ! LA 1.02 MK 1.12 NL 1.25 OV 1.02 ! PT 0.99 SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 0.98 KP 0.99 ! LA 1.05 MK 1.11 NL 1.23 OV 0.90 ! PT 0.98 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 0.95 KP 1.00 ! LA 1.05 MK 1.22 NL 1.23 OV 0.92 ! PT 1.05 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.98 KP 1.04 ! LA 1.03 MK 1.12 NL 1.19 OV 0.88 ! PT 0.97 SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.90 HN 0.97 KP 1.06 ! LA 1.02 MK 1.07 NL 1.26 OV 0.87 ! PT 0.95 SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.08 HN 0.92 KP 1.03 ! LA 0.97 MK 1.06 NL 1.28 OV 0.90 ! PT 0.99 SC 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.97 HN 0.89 KP 1.06 ! LA 1.03 MK 1.09 NL 1.31 OV 0.84 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.95 HN 0.98 KP 1.01 ! LA 1.06 MK 1.04 NL 1.23 OV 0.82 ! PT 0.93 SC 1.03 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.09 HN 0.86 KP 1.02 ! LA 0.97 MK 1.08 NL 1.28 OV 0.86 ! PT 0.98 SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.90 HN 0.84 KP 0.95 ! LA 0.96 MK 1.16 NL 1.19 OV 0.85 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.90 HN 0.74 KP 1.02 ! LA 1.08 MK 1.00 NL 1.19 OV 0.95 ! PT 0.91 SC 0.83 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.90 HN 0.93 KP 1.02 ! LA 0.97 MK 0.96 NL 1.13 OV 0.91 ! PT 0.86 SC 0.84 ! ! ! Fit before self-cal, rms=0.052862Jy sigma=1.236914 ! Fit after self-cal, rms=0.051865Jy sigma=1.231111 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9296 mas, bmaj=1.446 mas, bpa=39.14 degrees ! Estimated noise=0.158505 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 = 0.000401873 Jy ! Component: 100 - total flux cleaned = 0.000455788 Jy ! Component: 150 - total flux cleaned = 0.000493203 Jy ! Component: 200 - total flux cleaned = 0.000518725 Jy ! Total flux subtracted in 200 components = 0.000518725 Jy ! Clean residual min=-0.000868 max=0.000896 Jy/beam ! Clean residual mean=0.000001 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.0323863 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 21 components and 0.0323863 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=0.051862Jy sigma=1.231015 ! Fit after self-cal, rms=0.051964Jy sigma=1.229359 ! 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=0.051964Jy sigma=1.229359 ! Fit after self-cal, rms=0.053452Jy sigma=1.226486 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9275 mas, bmaj=1.443 mas, bpa=39.13 degrees ! Estimated noise=0.1598 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000393818 Jy ! Component: 100 - total flux cleaned = 0.000525504 Jy ! Component: 150 - total flux cleaned = 0.000534822 Jy ! Component: 200 - total flux cleaned = 0.000539047 Jy ! Total flux subtracted in 200 components = 0.000539047 Jy ! Clean residual min=-0.000811 max=0.000909 Jy/beam ! Clean residual mean=0.000002 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.0329254 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 25 components and 0.0329254 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=0.053449Jy sigma=1.226407 ! Fit after self-cal, rms=0.053573Jy sigma=1.225460 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-32.2, 6.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00082146 Jy ! Component: 100 - total flux cleaned = 0.000963035 Jy ! Component: 150 - total flux cleaned = 0.00100434 Jy ! Component: 200 - total flux cleaned = 0.000993545 Jy ! Total flux subtracted in 200 components = 0.000993545 Jy ! Clean residual min=-0.000764 max=0.000777 Jy/beam ! Clean residual mean=0.000002 rms=0.000182 Jy/beam ! Combined flux in latest and established models = 0.0339189 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 41 components and 0.0339189 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=0.053558Jy sigma=1.225080 ! Fit after self-cal, rms=0.053559Jy sigma=1.224901 ! 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=0.053559Jy sigma=1.224901 ! Fit after self-cal, rms=0.055591Jy sigma=1.224497 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.921 mas, bmaj=1.443 mas, bpa=38.67 degrees ! Estimated noise=0.162037 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000641693 Jy ! Component: 100 - total flux cleaned = 0.000941149 Jy ! Component: 150 - total flux cleaned = 0.0010664 Jy ! Component: 200 - total flux cleaned = 0.00114922 Jy ! Total flux subtracted in 200 components = 0.00114922 Jy ! Clean residual min=-0.000787 max=0.000768 Jy/beam ! Clean residual mean=0.000001 rms=0.000184 Jy/beam ! Combined flux in latest and established models = 0.0350681 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 48 components and 0.0350681 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=0.055580Jy sigma=1.224252 ! Fit after self-cal, rms=0.055668Jy sigma=1.223756 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 = 0.000265023 Jy ! Component: 100 - total flux cleaned = 0.00033459 Jy ! Component: 150 - total flux cleaned = 0.000374386 Jy ! Component: 200 - total flux cleaned = 0.000392182 Jy ! Total flux subtracted in 200 components = 0.000392182 Jy ! Clean residual min=-0.000774 max=0.000761 Jy/beam ! Clean residual mean=0.000001 rms=0.000183 Jy/beam ! Combined flux in latest and established models = 0.0354603 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 56 components and 0.0354603 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=0.055663Jy sigma=1.223643 ! Fit after self-cal, rms=0.055665Jy sigma=1.223625 ! 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=0.055665Jy sigma=1.223625 ! Fit after self-cal, rms=0.056690Jy sigma=1.223602 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.202 mas, bmaj=2.686 mas, bpa=48.08 degrees ! Estimated noise=0.21551 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000669543 Jy ! Component: 100 - total flux cleaned = 0.00102434 Jy ! Component: 150 - total flux cleaned = 0.00124006 Jy ! Component: 200 - total flux cleaned = 0.00133569 Jy ! Total flux subtracted in 200 components = 0.00133569 Jy ! Clean residual min=-0.000897 max=0.000940 Jy/beam ! Clean residual mean=0.000003 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.036796 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 67 components and 0.036796 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=0.056686Jy sigma=1.223576 ! Fit after self-cal, rms=0.056721Jy sigma=1.223300 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 = 0.000158453 Jy ! Component: 100 - total flux cleaned = 0.000220703 Jy ! Component: 150 - total flux cleaned = 0.000278931 Jy ! Component: 200 - total flux cleaned = 0.000332934 Jy ! Total flux subtracted in 200 components = 0.000332934 Jy ! Clean residual min=-0.000869 max=0.000918 Jy/beam ! Clean residual mean=0.000002 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.0371289 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 67 components and 0.0371289 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=0.056721Jy sigma=1.223300 ! Fit after self-cal, rms=0.056722Jy sigma=1.223275 ! 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=0.9161 mas, bmaj=1.441 mas, bpa=38.34 degrees ! Estimated noise=0.163415 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9161 x 1.441 at 38.34 degrees (North through East) ! Clean map min=-0.00069014 max=0.031686 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=0.6889 mas, bmaj=1.161 mas, bpa=36.9 degrees ! Estimated noise=0.339783 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0241116 Jy ! Component: 100 - total flux cleaned = 0.0294101 Jy ! Component: 150 - total flux cleaned = 0.0315454 Jy ! Component: 200 - total flux cleaned = 0.0326341 Jy ! Total flux subtracted in 200 components = 0.0326341 Jy ! Clean residual min=-0.001612 max=0.001744 Jy/beam ! Clean residual mean=-0.000000 rms=0.000396 Jy/beam ! Combined flux in latest and established models = 0.0326341 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.0326341 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9161 mas, bmaj=1.441 mas, bpa=38.34 degrees ! Estimated noise=0.163415 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 = 0.00194791 Jy ! Component: 100 - total flux cleaned = 0.00297431 Jy ! Component: 150 - total flux cleaned = 0.00355849 Jy ! Component: 200 - total flux cleaned = 0.00375368 Jy ! Total flux subtracted in 200 components = 0.00375368 Jy ! Clean residual min=-0.000801 max=0.000814 Jy/beam ! Clean residual mean=0.000001 rms=0.000189 Jy/beam ! Combined flux in latest and established models = 0.0363878 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 37 components and 0.0363878 Jy ! Inverting map ! Added new window around map position (-7.6, 36). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000758793 Jy ! Component: 100 - total flux cleaned = 0.000956757 Jy ! Component: 150 - total flux cleaned = 0.00104237 Jy ! Component: 200 - total flux cleaned = 0.00108934 Jy ! Total flux subtracted in 200 components = 0.00108934 Jy ! Clean residual min=-0.000776 max=0.000731 Jy/beam ! Clean residual mean=0.000001 rms=0.000182 Jy/beam ! Combined flux in latest and established models = 0.0374771 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 64 components and 0.0374771 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=2.202 mas, bmaj=2.686 mas, bpa=48.08 degrees ! Estimated noise=0.21551 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00054649 Jy ! Component: 100 - total flux cleaned = 0.000819366 Jy ! Component: 150 - total flux cleaned = 0.000922394 Jy ! Component: 200 - total flux cleaned = 0.00100245 Jy ! Total flux subtracted in 200 components = 0.00100245 Jy ! Clean residual min=-0.000853 max=0.000865 Jy/beam ! Clean residual mean=0.000001 rms=0.000221 Jy/beam ! Combined flux in latest and established models = 0.0384796 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 = 5.48595e-05 Jy ! Component: 100 - total flux cleaned = 9.66033e-05 Jy ! Component: 150 - total flux cleaned = 0.000127783 Jy ! Component: 200 - total flux cleaned = 0.000161174 Jy ! Total flux subtracted in 200 components = 0.000161174 Jy ! Clean residual min=-0.000845 max=0.000865 Jy/beam ! Clean residual mean=0.000001 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.0386408 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 76 components and 0.0386407 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9161 mas, bmaj=1.441 mas, bpa=38.34 degrees ! Estimated noise=0.163415 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000134133 Jy ! Component: 100 - total flux cleaned = -0.000172623 Jy ! Component: 150 - total flux cleaned = -0.000161237 Jy ! Component: 200 - total flux cleaned = -0.000171853 Jy ! Total flux subtracted in 200 components = -0.000171853 Jy ! Clean residual min=-0.000753 max=0.000733 Jy/beam ! Clean residual mean=0.000001 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.0384689 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 85 components and 0.0384689 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=0.056713Jy sigma=1.222941 ! Fit after self-cal, rms=0.056712Jy sigma=1.222779 wmodel J0530+7920_X_map.mod ! Writing 85 model components to file: J0530+7920_X_map.mod wobs J0530+7920_X_uvs.fits ! Writing UV FITS file: J0530+7920_X_uvs.fits wwins J0530+7920_X_map.win ! wwins: Wrote 3 windows to J0530+7920_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 = -0.000168872 Jy ! Component: 100 - total flux cleaned = -0.000262116 Jy ! Component: 150 - total flux cleaned = -0.000340001 Jy ! Component: 200 - total flux cleaned = -0.000403593 Jy ! Component: 250 - total flux cleaned = -0.000453736 Jy ! Component: 300 - total flux cleaned = -0.000527119 Jy ! Component: 350 - total flux cleaned = -0.000551194 Jy ! Component: 400 - total flux cleaned = -0.000586745 Jy ! Component: 450 - total flux cleaned = -0.000621718 Jy ! Component: 500 - total flux cleaned = -0.000679451 Jy ! Component: 550 - total flux cleaned = -0.000747712 Jy ! Component: 600 - total flux cleaned = -0.000792644 Jy ! Component: 650 - total flux cleaned = -0.000837092 Jy ! Component: 700 - total flux cleaned = -0.000891857 Jy ! Component: 750 - total flux cleaned = -0.000935251 Jy ! Component: 800 - total flux cleaned = -0.000988934 Jy ! Component: 850 - total flux cleaned = -0.00104199 Jy ! Component: 900 - total flux cleaned = -0.00108419 Jy ! Component: 950 - total flux cleaned = -0.00117791 Jy ! Component: 1000 - total flux cleaned = -0.00120871 Jy ! Component: 1050 - total flux cleaned = -0.00125968 Jy ! Component: 1100 - total flux cleaned = -0.00131037 Jy ! Component: 1150 - total flux cleaned = -0.00132042 Jy ! Component: 1200 - total flux cleaned = -0.00137013 Jy ! Component: 1250 - total flux cleaned = -0.00137031 Jy ! Component: 1300 - total flux cleaned = -0.00143884 Jy ! Component: 1350 - total flux cleaned = -0.00145819 Jy ! Component: 1400 - total flux cleaned = -0.00150634 Jy ! Component: 1450 - total flux cleaned = -0.00158289 Jy ! Component: 1500 - total flux cleaned = -0.00159231 Jy ! Component: 1550 - total flux cleaned = -0.0016771 Jy ! Component: 1600 - total flux cleaned = -0.00165858 Jy ! Component: 1650 - total flux cleaned = -0.00171419 Jy ! Component: 1700 - total flux cleaned = -0.00176026 Jy ! Component: 1750 - total flux cleaned = -0.0018244 Jy ! Component: 1800 - total flux cleaned = -0.00186068 Jy ! Component: 1850 - total flux cleaned = -0.00190591 Jy ! Component: 1900 - total flux cleaned = -0.00195971 Jy ! Component: 1950 - total flux cleaned = -0.00196853 Jy ! Component: 2000 - total flux cleaned = -0.00206597 Jy ! Component: 2050 - total flux cleaned = -0.00208353 Jy ! Component: 2100 - total flux cleaned = -0.00208351 Jy ! Component: 2150 - total flux cleaned = -0.00215317 Jy ! Component: 2200 - total flux cleaned = -0.00217046 Jy ! Component: 2250 - total flux cleaned = -0.00225651 Jy ! Component: 2300 - total flux cleaned = -0.00229064 Jy ! Component: 2350 - total flux cleaned = -0.00232466 Jy ! Component: 2400 - total flux cleaned = -0.00237534 Jy ! Component: 2450 - total flux cleaned = -0.00241733 Jy ! Component: 2500 - total flux cleaned = -0.00245909 Jy ! Component: 2550 - total flux cleaned = -0.002484 Jy ! Component: 2600 - total flux cleaned = -0.00252529 Jy ! Component: 2650 - total flux cleaned = -0.00256647 Jy ! Component: 2700 - total flux cleaned = -0.00255824 Jy ! Component: 2750 - total flux cleaned = -0.00257444 Jy ! Component: 2800 - total flux cleaned = -0.00264723 Jy ! Component: 2850 - total flux cleaned = -0.00267144 Jy ! Component: 2900 - total flux cleaned = -0.00271149 Jy ! Component: 2950 - total flux cleaned = -0.00272745 Jy ! Component: 3000 - total flux cleaned = -0.00276706 Jy ! Component: 3050 - total flux cleaned = -0.00280649 Jy ! Component: 3100 - total flux cleaned = -0.0028221 Jy ! Component: 3150 - total flux cleaned = -0.0029003 Jy ! Component: 3200 - total flux cleaned = -0.00287697 Jy ! Component: 3250 - total flux cleaned = -0.00297762 Jy ! Component: 3300 - total flux cleaned = -0.00295451 Jy ! Component: 3350 - total flux cleaned = -0.00298518 Jy ! Component: 3400 - total flux cleaned = -0.00305391 Jy ! Component: 3450 - total flux cleaned = -0.00303876 Jy ! Component: 3500 - total flux cleaned = -0.0030993 Jy ! Component: 3550 - total flux cleaned = -0.00312942 Jy ! Component: 3600 - total flux cleaned = -0.00315188 Jy ! Component: 3650 - total flux cleaned = -0.00315185 Jy ! Component: 3700 - total flux cleaned = -0.00317422 Jy ! Component: 3750 - total flux cleaned = -0.00321125 Jy ! Component: 3800 - total flux cleaned = -0.003226 Jy ! Component: 3850 - total flux cleaned = -0.00324802 Jy ! Component: 3900 - total flux cleaned = -0.00329197 Jy ! Component: 3950 - total flux cleaned = -0.00329192 Jy ! Component: 4000 - total flux cleaned = -0.00332815 Jy ! Component: 4050 - total flux cleaned = -0.00331374 Jy ! Total flux subtracted in 4096 components = -0.00337126 Jy ! Clean residual min=-0.000428 max=0.000540 Jy/beam ! Clean residual mean=0.000001 rms=0.000122 Jy/beam ! Combined flux in latest and established models = 0.0350977 Jy keep ! Adding 334 model components to the UV plane model. ! The established model now contains 419 components and 0.0350977 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0530+7920_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9161 x 1.441 at 38.34 degrees (North through East) ! Clean map min=-0.00065202 max=0.03162 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0530+7920_X_map.fits wmodel /vlbi/uf001/uva//J0530+7920_X_map.mod ! Writing 419 model components to file: /vlbi/uf001/uva//J0530+7920_X_map.mod wobs /vlbi/uf001/uva//J0530+7920_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0530+7920_X_uvs.fits wwins /vlbi/uf001/uva//J0530+7920_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J0530+7920_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0316198 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000121706 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.15471 1.15471 2.30942 4.61885 9.23769 18.4754 36.9508 73.9016 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.031 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 259.805 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0530+7920_X_dfm.log closed on Sun Jan 13 22:37:56 2019