! Started logfile: /vlbi/uf001/uva//J0552+1913_X_dfm.log on Sun Jan 13 22:44:56 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//J0552+1913_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0552+1913_X_uva.fits ! AN table 1: 58 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.880843 visibilities/baseline/integration-bin. ! Found source: J0552+1913 ! ! 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 27588 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 J0552+1913_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 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.021986Jy sigma=22.759121 ! Fit after self-cal, rms=0.769994Jy sigma=17.083952 ! 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=0.8238 mas, bmaj=1.346 mas, bpa=-5.661 degrees ! Estimated noise=0.472755 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 = 0.174957 Jy ! Component: 100 - total flux cleaned = 0.217191 Jy ! Total flux subtracted in 100 components = 0.217191 Jy ! Clean residual min=-0.008703 max=0.016480 Jy/beam ! Clean residual mean=0.000010 rms=0.002298 Jy/beam ! Combined flux in latest and established models = 0.217191 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.217191 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=0.070670Jy sigma=1.551187 ! Fit after self-cal, rms=0.070580Jy sigma=1.549795 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0174492 Jy ! Component: 100 - total flux cleaned = 0.0257309 Jy ! Total flux subtracted in 100 components = 0.0257309 Jy ! Clean residual min=-0.008453 max=0.011365 Jy/beam ! Clean residual mean=0.000002 rms=0.001899 Jy/beam ! Combined flux in latest and established models = 0.242922 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 13 components and 0.242922 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=0.065216Jy sigma=1.415889 ! Fit after self-cal, rms=0.065145Jy sigma=1.414641 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.069 mas, bmaj=1.731 mas, bpa=-4.417 degrees ! Estimated noise=0.196628 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 = 0.00862008 Jy ! Component: 100 - total flux cleaned = 0.0130522 Jy ! Component: 150 - total flux cleaned = 0.0156245 Jy ! Component: 200 - total flux cleaned = 0.0171522 Jy ! Total flux subtracted in 200 components = 0.0171522 Jy ! Clean residual min=-0.008879 max=0.011491 Jy/beam ! Clean residual mean=-0.000009 rms=0.002177 Jy/beam ! Combined flux in latest and established models = 0.260074 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 24 components and 0.260074 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=0.064206Jy sigma=1.385252 ! Fit after self-cal, rms=0.064151Jy sigma=1.384223 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.069 x 1.731 at -4.417 degrees (North through East) ! Clean map min=-0.0082962 max=0.22844 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 0.91 KP 1.01 ! LA 0.91 MK 1.03 NL 1.25 OV 0.93 ! PT 0.95 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.91 KP 1.00 ! LA 0.91 MK 1.04 NL 1.24 OV 0.95 ! PT 0.95 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 0.94 KP 1.01 ! LA 0.92 MK 1.03 NL 1.26 OV 0.93 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.91 KP 1.03 ! LA 0.91 MK 1.04 NL 1.21 OV 0.94 ! PT 0.97 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.05 HN 0.91 KP 1.02 ! LA 0.92 MK 1.04 NL 1.23 OV 0.94 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 0.91 KP 1.01 ! LA 0.92 MK 1.03 NL 1.22 OV 0.93 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.05 HN 0.92 KP 1.02 ! LA 0.91 MK 1.02 NL 1.23 OV 0.93 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 0.92 KP 1.01 ! LA 0.92 MK 1.04 NL 1.21 OV 0.93 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.03 HN 0.91 KP 1.01 ! LA 0.91 MK 1.05 NL 1.23 OV 0.93 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.90 KP 1.02 ! LA 0.91 MK 1.00 NL 1.22 OV 0.94 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.89 KP 1.01 ! LA 0.91 MK 1.03 NL 1.23 OV 0.94 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.04 HN 0.92 KP 0.99 ! LA 0.91 MK 1.03 NL 1.24 OV 0.93 ! PT 0.97 SC 0.99 ! ! ! Fit before self-cal, rms=0.064151Jy sigma=1.384223 ! Fit after self-cal, rms=0.058001Jy sigma=1.242219 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.067 mas, bmaj=1.745 mas, bpa=-3.865 degrees ! Estimated noise=0.196514 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 (2.8, -3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0105681 Jy ! Component: 100 - total flux cleaned = 0.0165631 Jy ! Component: 150 - total flux cleaned = 0.0190283 Jy ! Component: 200 - total flux cleaned = 0.0201125 Jy ! Total flux subtracted in 200 components = 0.0201125 Jy ! Clean residual min=-0.003599 max=0.003855 Jy/beam ! Clean residual mean=-0.000005 rms=0.000819 Jy/beam ! Combined flux in latest and established models = 0.280187 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 63 components and 0.280187 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=0.055945Jy sigma=1.192920 ! Fit after self-cal, rms=0.055853Jy sigma=1.189473 ! 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=0.055853Jy sigma=1.189473 ! Fit after self-cal, rms=0.055163Jy sigma=1.168953 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.066 mas, bmaj=1.732 mas, bpa=-3.595 degrees ! Estimated noise=0.195637 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00259168 Jy ! Component: 100 - total flux cleaned = 0.00369624 Jy ! Component: 150 - total flux cleaned = 0.00453655 Jy ! Component: 200 - total flux cleaned = 0.0047838 Jy ! Total flux subtracted in 200 components = 0.0047838 Jy ! Clean residual min=-0.001586 max=0.001663 Jy/beam ! Clean residual mean=-0.000003 rms=0.000368 Jy/beam ! Combined flux in latest and established models = 0.284971 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 80 components and 0.284971 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=0.054941Jy sigma=1.163610 ! Fit after self-cal, rms=0.054930Jy sigma=1.162965 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 (5, -4.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000630254 Jy ! Component: 100 - total flux cleaned = 0.00138615 Jy ! Component: 150 - total flux cleaned = 0.00151229 Jy ! Component: 200 - total flux cleaned = 0.00154952 Jy ! Total flux subtracted in 200 components = 0.00154952 Jy ! Clean residual min=-0.001418 max=0.001319 Jy/beam ! Clean residual mean=-0.000002 rms=0.000322 Jy/beam ! Combined flux in latest and established models = 0.28652 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 93 components and 0.28652 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=0.054847Jy sigma=1.161110 ! Fit after self-cal, rms=0.054835Jy sigma=1.160917 ! 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=0.054835Jy sigma=1.160917 ! Fit after self-cal, rms=0.054784Jy sigma=1.160322 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.065 mas, bmaj=1.731 mas, bpa=-3.617 degrees ! Estimated noise=0.195427 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00039466 Jy ! Component: 100 - total flux cleaned = 0.000973273 Jy ! Component: 150 - total flux cleaned = 0.00134902 Jy ! Component: 200 - total flux cleaned = 0.00148282 Jy ! Total flux subtracted in 200 components = 0.00148282 Jy ! Clean residual min=-0.001210 max=0.001162 Jy/beam ! Clean residual mean=-0.000002 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.288003 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 103 components and 0.288003 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=0.054734Jy sigma=1.159219 ! Fit after self-cal, rms=0.054727Jy sigma=1.159059 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 = 2.11864e-05 Jy ! Component: 100 - total flux cleaned = 0.000198 Jy ! Component: 150 - total flux cleaned = 0.000218805 Jy ! Component: 200 - total flux cleaned = 0.000278972 Jy ! Total flux subtracted in 200 components = 0.000278972 Jy ! Clean residual min=-0.001202 max=0.001145 Jy/beam ! Clean residual mean=-0.000002 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.288282 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 108 components and 0.288282 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=0.054704Jy sigma=1.158566 ! Fit after self-cal, rms=0.054699Jy sigma=1.158487 ! 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=0.054699Jy sigma=1.158487 ! Fit after self-cal, rms=0.054721Jy sigma=1.158365 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.321 mas, bmaj=2.799 mas, bpa=0.5358 degrees ! Estimated noise=0.236105 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000593802 Jy ! Component: 100 - total flux cleaned = 0.000768872 Jy ! Component: 150 - total flux cleaned = 0.000893847 Jy ! Component: 200 - total flux cleaned = 0.00094023 Jy ! Total flux subtracted in 200 components = 0.00094023 Jy ! Clean residual min=-0.001082 max=0.001240 Jy/beam ! Clean residual mean=-0.000003 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.289222 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 122 components and 0.289222 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=0.054707Jy sigma=1.158099 ! Fit after self-cal, rms=0.054706Jy sigma=1.158065 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 (-36.2, 7.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00108475 Jy ! Component: 100 - total flux cleaned = 0.00145058 Jy ! Component: 150 - total flux cleaned = 0.00164716 Jy ! Component: 200 - total flux cleaned = 0.00171497 Jy ! Total flux subtracted in 200 components = 0.00171497 Jy ! Clean residual min=-0.000937 max=0.000982 Jy/beam ! Clean residual mean=-0.000003 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.290937 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 149 components and 0.290937 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=0.054685Jy sigma=1.157657 ! Fit after self-cal, rms=0.054683Jy sigma=1.157632 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.064 mas, bmaj=1.731 mas, bpa=-3.649 degrees ! Estimated noise=0.195456 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.064 x 1.731 at -3.649 degrees (North through East) ! Clean map min=-0.00099421 max=0.22843 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=0.821 mas, bmaj=1.342 mas, bpa=-4.722 degrees ! Estimated noise=0.469696 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.173548 Jy ! Component: 100 - total flux cleaned = 0.218134 Jy ! Component: 150 - total flux cleaned = 0.236499 Jy ! Component: 200 - total flux cleaned = 0.245673 Jy ! Total flux subtracted in 200 components = 0.245673 Jy ! Clean residual min=-0.003335 max=0.005151 Jy/beam ! Clean residual mean=0.000006 rms=0.000887 Jy/beam ! Combined flux in latest and established models = 0.245673 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 0.245673 Jy ! Inverting map and beam ! Estimated beam: bmin=1.064 mas, bmaj=1.731 mas, bpa=-3.649 degrees ! Estimated noise=0.195456 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 = 0.0113705 Jy ! Component: 100 - total flux cleaned = 0.0188408 Jy ! Component: 150 - total flux cleaned = 0.024181 Jy ! Component: 200 - total flux cleaned = 0.0281138 Jy ! Total flux subtracted in 200 components = 0.0281138 Jy ! Clean residual min=-0.001677 max=0.002730 Jy/beam ! Clean residual mean=0.000001 rms=0.000491 Jy/beam ! Combined flux in latest and established models = 0.273786 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 58 components and 0.273786 Jy ! Inverting map ! Added new window around map position (1.2, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00314555 Jy ! Component: 100 - total flux cleaned = 0.00552463 Jy ! Component: 150 - total flux cleaned = 0.00739634 Jy ! Component: 200 - total flux cleaned = 0.00889089 Jy ! Total flux subtracted in 200 components = 0.00889089 Jy ! Clean residual min=-0.001247 max=0.001135 Jy/beam ! Clean residual mean=-0.000001 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.282677 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 84 components and 0.282677 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=2.321 mas, bmaj=2.799 mas, bpa=0.5358 degrees ! Estimated noise=0.236105 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00192305 Jy ! Component: 100 - total flux cleaned = 0.0033476 Jy ! Component: 150 - total flux cleaned = 0.00446775 Jy ! Component: 200 - total flux cleaned = 0.00537254 Jy ! Total flux subtracted in 200 components = 0.00537254 Jy ! Clean residual min=-0.001192 max=0.000972 Jy/beam ! Clean residual mean=-0.000002 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.28805 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000601843 Jy ! Component: 100 - total flux cleaned = 0.00105773 Jy ! Component: 150 - total flux cleaned = 0.00148644 Jy ! Component: 200 - total flux cleaned = 0.00178701 Jy ! Total flux subtracted in 200 components = 0.00178701 Jy ! Clean residual min=-0.001004 max=0.000970 Jy/beam ! Clean residual mean=-0.000002 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.289837 Jy ! Adding 98 model components to the UV plane model. ! The established model now contains 167 components and 0.289837 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.064 mas, bmaj=1.731 mas, bpa=-3.649 degrees ! Estimated noise=0.195456 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000118185 Jy ! Component: 100 - total flux cleaned = 9.10236e-05 Jy ! Component: 150 - total flux cleaned = 0.000300951 Jy ! Component: 200 - total flux cleaned = 0.000417893 Jy ! Total flux subtracted in 200 components = 0.000417893 Jy ! Clean residual min=-0.000888 max=0.001025 Jy/beam ! Clean residual mean=-0.000001 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.290255 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 197 components and 0.290255 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=0.054633Jy sigma=1.156796 ! Fit after self-cal, rms=0.054626Jy sigma=1.156674 wmodel J0552+1913_X_map.mod ! Writing 197 model components to file: J0552+1913_X_map.mod wobs J0552+1913_X_uvs.fits ! Writing UV FITS file: J0552+1913_X_uvs.fits wwins J0552+1913_X_map.win ! wwins: Wrote 5 windows to J0552+1913_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 = 0.000283759 Jy ! Component: 100 - total flux cleaned = 0.000299062 Jy ! Component: 150 - total flux cleaned = 0.000314111 Jy ! Component: 200 - total flux cleaned = 0.000328678 Jy ! Component: 250 - total flux cleaned = 0.000342466 Jy ! Component: 300 - total flux cleaned = 0.000289964 Jy ! Component: 350 - total flux cleaned = 0.000277343 Jy ! Component: 400 - total flux cleaned = 0.000277185 Jy ! Component: 450 - total flux cleaned = 0.000228594 Jy ! Component: 500 - total flux cleaned = 0.000181651 Jy ! Component: 550 - total flux cleaned = 0.00010109 Jy ! Component: 600 - total flux cleaned = 3.34403e-05 Jy ! Component: 650 - total flux cleaned = -2.18086e-05 Jy ! Component: 700 - total flux cleaned = -6.52719e-05 Jy ! Component: 750 - total flux cleaned = -0.000160675 Jy ! Component: 800 - total flux cleaned = -0.000202261 Jy ! Component: 850 - total flux cleaned = -0.00025332 Jy ! Component: 900 - total flux cleaned = -0.000283481 Jy ! Component: 950 - total flux cleaned = -0.000333341 Jy ! Component: 1000 - total flux cleaned = -0.000372358 Jy ! Component: 1050 - total flux cleaned = -0.000420614 Jy ! Component: 1100 - total flux cleaned = -0.000449285 Jy ! Component: 1150 - total flux cleaned = -0.000515404 Jy ! Component: 1200 - total flux cleaned = -0.000580474 Jy ! Component: 1250 - total flux cleaned = -0.000617413 Jy ! Component: 1300 - total flux cleaned = -0.000681054 Jy ! Component: 1350 - total flux cleaned = -0.000717039 Jy ! Component: 1400 - total flux cleaned = -0.000788232 Jy ! Component: 1450 - total flux cleaned = -0.000840951 Jy ! Component: 1500 - total flux cleaned = -0.000875716 Jy ! Component: 1550 - total flux cleaned = -0.000927464 Jy ! Component: 1600 - total flux cleaned = -0.000987278 Jy ! Component: 1650 - total flux cleaned = -0.00105478 Jy ! Component: 1700 - total flux cleaned = -0.00114677 Jy ! Component: 1750 - total flux cleaned = -0.00117985 Jy ! Component: 1800 - total flux cleaned = -0.00122913 Jy ! Component: 1850 - total flux cleaned = -0.00129421 Jy ! Component: 1900 - total flux cleaned = -0.00133454 Jy ! Component: 1950 - total flux cleaned = -0.00139839 Jy ! Component: 2000 - total flux cleaned = -0.00142221 Jy ! Component: 2050 - total flux cleaned = -0.00148496 Jy ! Component: 2100 - total flux cleaned = -0.00153934 Jy ! Component: 2150 - total flux cleaned = -0.00157014 Jy ! Component: 2200 - total flux cleaned = -0.00161596 Jy ! Component: 2250 - total flux cleaned = -0.00166902 Jy ! Component: 2300 - total flux cleaned = -0.00169914 Jy ! Component: 2350 - total flux cleaned = -0.00175877 Jy ! Component: 2400 - total flux cleaned = -0.00183258 Jy ! Component: 2450 - total flux cleaned = -0.0018252 Jy ! Component: 2500 - total flux cleaned = -0.00188334 Jy ! Component: 2550 - total flux cleaned = -0.00190498 Jy ! Component: 2600 - total flux cleaned = -0.00194796 Jy ! Component: 2650 - total flux cleaned = -0.00197642 Jy ! Component: 2700 - total flux cleaned = -0.00202574 Jy ! Component: 2750 - total flux cleaned = -0.0020538 Jy ! Component: 2800 - total flux cleaned = -0.00208165 Jy ! Component: 2850 - total flux cleaned = -0.00214378 Jy ! Component: 2900 - total flux cleaned = -0.00215064 Jy ! Component: 2950 - total flux cleaned = -0.00221184 Jy ! Component: 3000 - total flux cleaned = -0.00222529 Jy ! Component: 3050 - total flux cleaned = -0.00225226 Jy ! Component: 3100 - total flux cleaned = -0.00231906 Jy ! Component: 3150 - total flux cleaned = -0.00235218 Jy ! Component: 3200 - total flux cleaned = -0.00237846 Jy ! Component: 3250 - total flux cleaned = -0.00241767 Jy ! Component: 3300 - total flux cleaned = -0.00245019 Jy ! Component: 3350 - total flux cleaned = -0.00249547 Jy ! Component: 3400 - total flux cleaned = -0.0025468 Jy ! Component: 3450 - total flux cleaned = -0.00257231 Jy ! Component: 3500 - total flux cleaned = -0.00262299 Jy ! Component: 3550 - total flux cleaned = -0.00267342 Jy ! Component: 3600 - total flux cleaned = -0.0027298 Jy ! Component: 3650 - total flux cleaned = -0.00276089 Jy ! Component: 3700 - total flux cleaned = -0.00280428 Jy ! Component: 3750 - total flux cleaned = -0.00285968 Jy ! Component: 3800 - total flux cleaned = -0.00289631 Jy ! Component: 3850 - total flux cleaned = -0.00290843 Jy ! Component: 3900 - total flux cleaned = -0.00295077 Jy ! Component: 3950 - total flux cleaned = -0.00297478 Jy ! Component: 4000 - total flux cleaned = -0.0030167 Jy ! Component: 4050 - total flux cleaned = -0.00304648 Jy ! Total flux subtracted in 4096 components = -0.00310565 Jy ! Clean residual min=-0.000404 max=0.000415 Jy/beam ! Clean residual mean=-0.000001 rms=0.000100 Jy/beam ! Combined flux in latest and established models = 0.287149 Jy keep ! Adding 281 model components to the UV plane model. ! The established model now contains 478 components and 0.287149 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0552+1913_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.064 x 1.731 at -3.649 degrees (North through East) ! Clean map min=-0.00065757 max=0.22906 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0552+1913_X_map.fits wmodel /vlbi/uf001/uva//J0552+1913_X_map.mod ! Writing 478 model components to file: /vlbi/uf001/uva//J0552+1913_X_map.mod wobs /vlbi/uf001/uva//J0552+1913_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0552+1913_X_uvs.fits wwins /vlbi/uf001/uva//J0552+1913_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J0552+1913_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.229064 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.93218e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.130079 0.130079 0.260159 0.520318 1.04064 2.08127 4.16254 8.32508 16.6502 33.3003 66.6006 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.229 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2306.28 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0552+1913_X_dfm.log closed on Sun Jan 13 22:45:02 2019