! Started logfile: /vlbi/uf001/uva//J0823+2223_X_dfm.log on Sun Jan 13 23:54:33 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//J0823+2223_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0823+2223_X_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.848148 visibilities/baseline/integration-bin. ! Found source: J0823+2223 ! ! 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 32976 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 J0823+2223_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=1.042846Jy sigma=22.790805 ! Fit after self-cal, rms=0.807608Jy sigma=17.878618 ! 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=0.6735 mas, bmaj=1.564 mas, bpa=-4.486 degrees ! Estimated noise=0.316778 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 = 0.152708 Jy ! Component: 100 - total flux cleaned = 0.201034 Jy ! Total flux subtracted in 100 components = 0.201034 Jy ! Clean residual min=-0.025254 max=0.059373 Jy/beam ! Clean residual mean=-0.000029 rms=0.006569 Jy/beam ! Combined flux in latest and established models = 0.201034 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.201034 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=0.200363Jy sigma=4.087792 ! Fit after self-cal, rms=0.199571Jy sigma=4.071375 ! Inverting map ! Added new window around map position (-1.6, -5.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0495164 Jy ! Component: 100 - total flux cleaned = 0.0756092 Jy ! Total flux subtracted in 100 components = 0.0756092 Jy ! Clean residual min=-0.021518 max=0.030072 Jy/beam ! Clean residual mean=-0.000024 rms=0.005912 Jy/beam ! Combined flux in latest and established models = 0.276643 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 18 components and 0.276643 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=0.184586Jy sigma=3.765087 ! Fit after self-cal, rms=0.182953Jy sigma=3.726020 ! 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=0.8627 mas, bmaj=1.899 mas, bpa=-3.14 degrees ! Estimated noise=0.179706 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 (-18, -17.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0609045 Jy ! Component: 100 - total flux cleaned = 0.101281 Jy ! Component: 150 - total flux cleaned = 0.133142 Jy ! Component: 200 - total flux cleaned = 0.160066 Jy ! Total flux subtracted in 200 components = 0.160066 Jy ! Clean residual min=-0.023790 max=0.034234 Jy/beam ! Clean residual mean=-0.000035 rms=0.007442 Jy/beam ! Combined flux in latest and established models = 0.436709 Jy ! Performing phase self-cal ! Adding 67 model components to the UV plane model. ! The established model now contains 78 components and 0.436709 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=0.152181Jy sigma=3.109381 ! Fit after self-cal, rms=0.141944Jy sigma=2.912332 ! Inverting map ! Added new window around map position (-16.2, -18.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0503407 Jy ! Component: 100 - total flux cleaned = 0.0861268 Jy ! Component: 150 - total flux cleaned = 0.114272 Jy ! Component: 200 - total flux cleaned = 0.137682 Jy ! Total flux subtracted in 200 components = 0.137682 Jy ! Clean residual min=-0.018694 max=0.023746 Jy/beam ! Clean residual mean=-0.000014 rms=0.005321 Jy/beam ! Combined flux in latest and established models = 0.574391 Jy ! Performing phase self-cal ! Adding 80 model components to the UV plane model. ! The established model now contains 147 components and 0.574391 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=0.112803Jy sigma=2.330877 ! Fit after self-cal, rms=0.107963Jy sigma=2.234762 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8627 x 1.899 at -3.14 degrees (North through East) ! Clean map min=-0.016021 max=0.1996 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.93 HN 0.98 KP 0.89 ! LA 0.95 MK 1.04 NL 1.20 OV 0.83 ! PT 0.85 SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.92 HN 0.98 KP 0.89 ! LA 0.96 MK 1.04 NL 1.22 OV 0.84 ! PT 0.84 SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.94 HN 0.98 KP 0.88 ! LA 0.97 MK 1.04 NL 1.21 OV 0.84 ! PT 0.83 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.92 HN 0.96 KP 0.89 ! LA 0.96 MK 1.05 NL 1.19 OV 0.85 ! PT 0.85 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.94 HN 0.99 KP 0.88 ! LA 0.97 MK 0.99 NL 1.20 OV 0.84 ! PT 0.84 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.95 HN 0.99 KP 0.90 ! LA 0.95 MK 1.01 NL 1.21 OV 0.83 ! PT 0.85 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.97 HN 0.98 KP 0.88 ! LA 0.96 MK 0.99 NL 1.21 OV 0.82 ! PT 0.85 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.97 HN 0.97 KP 0.88 ! LA 0.95 MK 1.01 NL 1.21 OV 0.83 ! PT 0.85 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.97 HN 0.95 KP 0.87 ! LA 0.95 MK 1.01 NL 1.20 OV 0.84 ! PT 0.85 SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.96 HN 0.96 KP 0.89 ! LA 0.95 MK 1.01 NL 1.21 OV 0.83 ! PT 0.86 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.94 HN 1.00 KP 0.88 ! LA 0.94 MK 1.01 NL 1.21 OV 0.83 ! PT 0.86 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.95 HN 0.99 KP 0.86 ! LA 0.96 MK 1.01 NL 1.21 OV 0.83 ! PT 0.85 SC 0.99 ! ! ! Fit before self-cal, rms=0.107963Jy sigma=2.234762 ! Fit after self-cal, rms=0.081236Jy sigma=1.954622 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8782 mas, bmaj=1.955 mas, bpa=-2.775 degrees ! Estimated noise=0.166586 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 = 0.00621832 Jy ! Component: 100 - total flux cleaned = 0.0126559 Jy ! Component: 150 - total flux cleaned = 0.0179313 Jy ! Component: 200 - total flux cleaned = 0.023198 Jy ! Total flux subtracted in 200 components = 0.023198 Jy ! Clean residual min=-0.010697 max=0.019648 Jy/beam ! Clean residual mean=-0.000002 rms=0.003470 Jy/beam ! Combined flux in latest and established models = 0.597589 Jy ! Performing phase self-cal ! Adding 52 model components to the UV plane model. ! The established model now contains 185 components and 0.597589 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=0.075722Jy sigma=1.807392 ! Fit after self-cal, rms=0.075190Jy sigma=1.793936 ! Inverting map ! Added new window around map position (-11, -7.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0200657 Jy ! Component: 100 - total flux cleaned = 0.0334876 Jy ! Component: 150 - total flux cleaned = 0.0438127 Jy ! Component: 200 - total flux cleaned = 0.0521889 Jy ! Total flux subtracted in 200 components = 0.0521889 Jy ! Clean residual min=-0.008449 max=0.013583 Jy/beam ! Clean residual mean=-0.000002 rms=0.002732 Jy/beam ! Combined flux in latest and established models = 0.649778 Jy ! Performing phase self-cal ! Adding 54 model components to the UV plane model. ! The established model now contains 228 components and 0.649778 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=0.068322Jy sigma=1.599377 ! Fit after self-cal, rms=0.067684Jy sigma=1.589757 ! 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=0.067684Jy sigma=1.589757 ! Fit after self-cal, rms=0.065567Jy sigma=1.544542 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8801 mas, bmaj=1.974 mas, bpa=-2.818 degrees ! Estimated noise=0.164829 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00132551 Jy ! Component: 100 - total flux cleaned = 0.00590062 Jy ! Component: 150 - total flux cleaned = 0.0110774 Jy ! Component: 200 - total flux cleaned = 0.0160432 Jy ! Total flux subtracted in 200 components = 0.0160432 Jy ! Clean residual min=-0.007622 max=0.010874 Jy/beam ! Clean residual mean=-0.000000 rms=0.002188 Jy/beam ! Combined flux in latest and established models = 0.665821 Jy selfcal ! Performing phase self-cal ! Adding 56 model components to the UV plane model. ! The established model now contains 255 components and 0.665821 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=0.063062Jy sigma=1.468910 ! Fit after self-cal, rms=0.062871Jy sigma=1.465666 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 (-14.6, -10.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0114757 Jy ! Component: 100 - total flux cleaned = 0.0182884 Jy ! Component: 150 - total flux cleaned = 0.023872 Jy ! Component: 200 - total flux cleaned = 0.0291941 Jy ! Total flux subtracted in 200 components = 0.0291941 Jy ! Clean residual min=-0.006350 max=0.006778 Jy/beam ! Clean residual mean=-0.000005 rms=0.001820 Jy/beam ! Combined flux in latest and established models = 0.695015 Jy ! Performing phase self-cal ! Adding 55 model components to the UV plane model. ! The established model now contains 297 components and 0.695015 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=0.060110Jy sigma=1.387156 ! Fit after self-cal, rms=0.059894Jy sigma=1.382426 ! Inverting map ! Added new window around map position (-16.4, -12.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00748845 Jy ! Component: 100 - total flux cleaned = 0.012524 Jy ! Component: 150 - total flux cleaned = 0.0166602 Jy ! Component: 200 - total flux cleaned = 0.020472 Jy ! Total flux subtracted in 200 components = 0.020472 Jy ! Clean residual min=-0.005895 max=0.006942 Jy/beam ! Clean residual mean=-0.000007 rms=0.001593 Jy/beam ! Combined flux in latest and established models = 0.715487 Jy ! Performing phase self-cal ! Adding 60 model components to the UV plane model. ! The established model now contains 332 components and 0.715487 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=0.058441Jy sigma=1.340267 ! Fit after self-cal, rms=0.058328Jy sigma=1.337963 ! Inverting map ! Added new window around map position (-6.6, -7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0069734 Jy ! Component: 100 - total flux cleaned = 0.0120232 Jy ! Component: 150 - total flux cleaned = 0.0164108 Jy ! Component: 200 - total flux cleaned = 0.0203208 Jy ! Total flux subtracted in 200 components = 0.0203208 Jy ! Clean residual min=-0.005712 max=0.005754 Jy/beam ! Clean residual mean=-0.000003 rms=0.001400 Jy/beam ! Combined flux in latest and established models = 0.735807 Jy ! Performing phase self-cal ! Adding 64 model components to the UV plane model. ! The established model now contains 367 components and 0.735808 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=0.057105Jy sigma=1.302705 ! Fit after self-cal, rms=0.057035Jy sigma=1.301393 ! 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=0.057035Jy sigma=1.301393 ! Fit after self-cal, rms=0.055519Jy sigma=1.289976 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8851 mas, bmaj=1.98 mas, bpa=-2.742 degrees ! Estimated noise=0.162895 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00111972 Jy ! Component: 100 - total flux cleaned = 0.00355623 Jy ! Component: 150 - total flux cleaned = 0.00632789 Jy ! Component: 200 - total flux cleaned = 0.00915723 Jy ! Total flux subtracted in 200 components = 0.00915723 Jy ! Clean residual min=-0.004606 max=0.004890 Jy/beam ! Clean residual mean=-0.000003 rms=0.001172 Jy/beam ! Combined flux in latest and established models = 0.744965 Jy selfcal ! Performing phase self-cal ! Adding 63 model components to the UV plane model. ! The established model now contains 396 components and 0.744965 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=0.054731Jy sigma=1.263935 ! Fit after self-cal, rms=0.054688Jy sigma=1.262994 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 = 0.00241945 Jy ! Component: 100 - total flux cleaned = 0.00490998 Jy ! Component: 150 - total flux cleaned = 0.00750053 Jy ! Component: 200 - total flux cleaned = 0.0098357 Jy ! Total flux subtracted in 200 components = 0.0098357 Jy ! Clean residual min=-0.004361 max=0.004667 Jy/beam ! Clean residual mean=-0.000002 rms=0.001078 Jy/beam ! Combined flux in latest and established models = 0.754801 Jy ! Performing phase self-cal ! Adding 70 model components to the UV plane model. ! The established model now contains 420 components and 0.7548 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=0.054226Jy sigma=1.248942 ! Fit after self-cal, rms=0.054207Jy sigma=1.248537 ! 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=0.054207Jy sigma=1.248537 ! Fit after self-cal, rms=0.053656Jy sigma=1.246143 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.089 mas, bmaj=3.167 mas, bpa=-10.33 degrees ! Estimated noise=0.203163 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00232017 Jy ! Component: 100 - total flux cleaned = 0.00537173 Jy ! Component: 150 - total flux cleaned = 0.00870173 Jy ! Component: 200 - total flux cleaned = 0.0121157 Jy ! Total flux subtracted in 200 components = 0.0121157 Jy ! Clean residual min=-0.005687 max=0.005946 Jy/beam ! Clean residual mean=-0.000004 rms=0.001545 Jy/beam ! Combined flux in latest and established models = 0.766916 Jy selfcal ! Performing phase self-cal ! Adding 63 model components to the UV plane model. ! The established model now contains 470 components and 0.766916 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=0.053346Jy sigma=1.231532 ! Fit after self-cal, rms=0.053281Jy sigma=1.230000 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 = 0.002668 Jy ! Component: 100 - total flux cleaned = 0.00571708 Jy ! Component: 150 - total flux cleaned = 0.0086024 Jy ! Component: 200 - total flux cleaned = 0.0113767 Jy ! Total flux subtracted in 200 components = 0.0113767 Jy ! Clean residual min=-0.005146 max=0.005211 Jy/beam ! Clean residual mean=-0.000003 rms=0.001355 Jy/beam ! Combined flux in latest and established models = 0.778293 Jy ! Performing phase self-cal ! Adding 62 model components to the UV plane model. ! The established model now contains 498 components and 0.778293 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=0.053140Jy sigma=1.224262 ! Fit after self-cal, rms=0.053117Jy sigma=1.223814 ! 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=0.8876 mas, bmaj=1.984 mas, bpa=-2.77 degrees ! Estimated noise=0.161735 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8876 x 1.984 at -2.77 degrees (North through East) ! Clean map min=-0.0038783 max=0.18342 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=0.6892 mas, bmaj=1.62 mas, bpa=-4.006 degrees ! Estimated noise=0.294158 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.143696 Jy ! Component: 100 - total flux cleaned = 0.205516 Jy ! Component: 150 - total flux cleaned = 0.252043 Jy ! Component: 200 - total flux cleaned = 0.290337 Jy ! Total flux subtracted in 200 components = 0.290337 Jy ! Clean residual min=-0.014692 max=0.023384 Jy/beam ! Clean residual mean=-0.000013 rms=0.004379 Jy/beam ! Combined flux in latest and established models = 0.290337 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 37 model components to the UV plane model. ! The established model now contains 37 components and 0.290337 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8876 mas, bmaj=1.984 mas, bpa=-2.77 degrees ! Estimated noise=0.161735 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 = 0.0571205 Jy ! Component: 100 - total flux cleaned = 0.0976095 Jy ! Component: 150 - total flux cleaned = 0.129625 Jy ! Component: 200 - total flux cleaned = 0.156487 Jy ! Total flux subtracted in 200 components = 0.156487 Jy ! Clean residual min=-0.013114 max=0.018140 Jy/beam ! Clean residual mean=0.000003 rms=0.004349 Jy/beam ! Combined flux in latest and established models = 0.446824 Jy ! Adding 105 model components to the UV plane model. ! The established model now contains 128 components and 0.446824 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=2.089 mas, bmaj=3.167 mas, bpa=-10.33 degrees ! Estimated noise=0.203163 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.043134 Jy ! Component: 100 - total flux cleaned = 0.0755839 Jy ! Component: 150 - total flux cleaned = 0.102727 Jy ! Component: 200 - total flux cleaned = 0.125953 Jy ! Total flux subtracted in 200 components = 0.125953 Jy ! Clean residual min=-0.016650 max=0.017284 Jy/beam ! Clean residual mean=0.000004 rms=0.005028 Jy/beam ! Combined flux in latest and established models = 0.572777 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 = 0.0201527 Jy ! Component: 100 - total flux cleaned = 0.0377418 Jy ! Component: 150 - total flux cleaned = 0.0532476 Jy ! Component: 200 - total flux cleaned = 0.0670939 Jy ! Total flux subtracted in 200 components = 0.0670939 Jy ! Clean residual min=-0.012800 max=0.012004 Jy/beam ! Clean residual mean=0.000004 rms=0.003498 Jy/beam ! Combined flux in latest and established models = 0.63987 Jy ! Adding 164 model components to the UV plane model. ! The established model now contains 266 components and 0.639871 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8876 mas, bmaj=1.984 mas, bpa=-2.77 degrees ! Estimated noise=0.161735 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0134232 Jy ! Component: 100 - total flux cleaned = 0.0234474 Jy ! Component: 150 - total flux cleaned = 0.0323215 Jy ! Component: 200 - total flux cleaned = 0.0404382 Jy ! Total flux subtracted in 200 components = 0.0404382 Jy ! Clean residual min=-0.007534 max=0.008336 Jy/beam ! Clean residual mean=0.000003 rms=0.001698 Jy/beam ! Combined flux in latest and established models = 0.680309 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 301 components and 0.680309 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=0.060487Jy sigma=1.418153 ! Fit after self-cal, rms=0.059978Jy sigma=1.399424 wmodel J0823+2223_X_map.mod ! Writing 301 model components to file: J0823+2223_X_map.mod wobs J0823+2223_X_uvs.fits ! Writing UV FITS file: J0823+2223_X_uvs.fits wwins J0823+2223_X_map.win ! wwins: Wrote 8 windows to J0823+2223_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 = 0.00256339 Jy ! Component: 100 - total flux cleaned = 0.0037386 Jy ! Component: 150 - total flux cleaned = 0.00314608 Jy ! Component: 200 - total flux cleaned = 0.00314471 Jy ! Component: 250 - total flux cleaned = 0.00281454 Jy ! Component: 300 - total flux cleaned = 0.00260396 Jy ! Component: 350 - total flux cleaned = 0.00290697 Jy ! Component: 400 - total flux cleaned = 0.00339887 Jy ! Component: 450 - total flux cleaned = 0.00416295 Jy ! Component: 500 - total flux cleaned = 0.00499745 Jy ! Component: 550 - total flux cleaned = 0.00536083 Jy ! Component: 600 - total flux cleaned = 0.00589281 Jy ! Component: 650 - total flux cleaned = 0.00632597 Jy ! Component: 700 - total flux cleaned = 0.0068329 Jy ! Component: 750 - total flux cleaned = 0.00757807 Jy ! Component: 800 - total flux cleaned = 0.00822819 Jy ! Component: 850 - total flux cleaned = 0.0091032 Jy ! Component: 900 - total flux cleaned = 0.00964917 Jy ! Component: 950 - total flux cleaned = 0.0102609 Jy ! Component: 1000 - total flux cleaned = 0.0107115 Jy ! Component: 1050 - total flux cleaned = 0.0113026 Jy ! Component: 1100 - total flux cleaned = 0.0117394 Jy ! Component: 1150 - total flux cleaned = 0.0123828 Jy ! Component: 1200 - total flux cleaned = 0.0130131 Jy ! Component: 1250 - total flux cleaned = 0.0133565 Jy ! Component: 1300 - total flux cleaned = 0.0137661 Jy ! Component: 1350 - total flux cleaned = 0.0144344 Jy ! Component: 1400 - total flux cleaned = 0.0150919 Jy ! Component: 1450 - total flux cleaned = 0.0156743 Jy ! Component: 1500 - total flux cleaned = 0.0162481 Jy ! Component: 1550 - total flux cleaned = 0.0167501 Jy ! Component: 1600 - total flux cleaned = 0.0174304 Jy ! Component: 1650 - total flux cleaned = 0.0177359 Jy ! Component: 1700 - total flux cleaned = 0.0182767 Jy ! Component: 1750 - total flux cleaned = 0.0188695 Jy ! Component: 1800 - total flux cleaned = 0.019218 Jy ! Component: 1850 - total flux cleaned = 0.0197373 Jy ! Component: 1900 - total flux cleaned = 0.0201925 Jy ! Component: 1950 - total flux cleaned = 0.0205288 Jy ! Component: 2000 - total flux cleaned = 0.0208611 Jy ! Component: 2050 - total flux cleaned = 0.0211887 Jy ! Component: 2100 - total flux cleaned = 0.0216207 Jy ! Component: 2150 - total flux cleaned = 0.0218339 Jy ! Component: 2200 - total flux cleaned = 0.0224636 Jy ! Component: 2250 - total flux cleaned = 0.022825 Jy ! Component: 2300 - total flux cleaned = 0.0230281 Jy ! Component: 2350 - total flux cleaned = 0.0232809 Jy ! Component: 2400 - total flux cleaned = 0.0235296 Jy ! Component: 2450 - total flux cleaned = 0.0237759 Jy ! Component: 2500 - total flux cleaned = 0.0240678 Jy ! Component: 2550 - total flux cleaned = 0.0244502 Jy ! Component: 2600 - total flux cleaned = 0.0244026 Jy ! Component: 2650 - total flux cleaned = 0.0246379 Jy ! Component: 2700 - total flux cleaned = 0.0250074 Jy ! Component: 2750 - total flux cleaned = 0.0251439 Jy ! Component: 2800 - total flux cleaned = 0.0253237 Jy ! Component: 2850 - total flux cleaned = 0.0254565 Jy ! Component: 2900 - total flux cleaned = 0.0257633 Jy ! Component: 2950 - total flux cleaned = 0.0258501 Jy ! Component: 3000 - total flux cleaned = 0.0258935 Jy ! Component: 3050 - total flux cleaned = 0.0259361 Jy ! Component: 3100 - total flux cleaned = 0.0262712 Jy ! Component: 3150 - total flux cleaned = 0.0262717 Jy ! Component: 3200 - total flux cleaned = 0.0264758 Jy ! Component: 3250 - total flux cleaned = 0.0266376 Jy ! Component: 3300 - total flux cleaned = 0.026677 Jy ! Component: 3350 - total flux cleaned = 0.026717 Jy ! Component: 3400 - total flux cleaned = 0.0267167 Jy ! Component: 3450 - total flux cleaned = 0.0268339 Jy ! Component: 3500 - total flux cleaned = 0.0270644 Jy ! Component: 3550 - total flux cleaned = 0.0270646 Jy ! Component: 3600 - total flux cleaned = 0.0269893 Jy ! Component: 3650 - total flux cleaned = 0.0272499 Jy ! Component: 3700 - total flux cleaned = 0.027323 Jy ! Component: 3750 - total flux cleaned = 0.0273238 Jy ! Component: 3800 - total flux cleaned = 0.0274325 Jy ! Component: 3850 - total flux cleaned = 0.0275042 Jy ! Component: 3900 - total flux cleaned = 0.02768 Jy ! Component: 3950 - total flux cleaned = 0.027645 Jy ! Component: 4000 - total flux cleaned = 0.027888 Jy ! Component: 4050 - total flux cleaned = 0.0279571 Jy ! Total flux subtracted in 4096 components = 0.0280245 Jy ! Clean residual min=-0.001689 max=0.001796 Jy/beam ! Clean residual mean=0.000002 rms=0.000595 Jy/beam ! Combined flux in latest and established models = 0.708333 Jy keep ! Adding 311 model components to the UV plane model. ! The established model now contains 595 components and 0.708333 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0823+2223_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8876 x 1.984 at -2.77 degrees (North through East) ! Clean map min=-0.0040226 max=0.17683 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0823+2223_X_map.fits wmodel /vlbi/uf001/uva//J0823+2223_X_map.mod ! Writing 595 model components to file: /vlbi/uf001/uva//J0823+2223_X_map.mod wobs /vlbi/uf001/uva//J0823+2223_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0823+2223_X_uvs.fits wwins /vlbi/uf001/uva//J0823+2223_X_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J0823+2223_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.176825 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000594266 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.00822 1.00822 2.01645 4.0329 8.0658 16.1316 32.2632 64.5264 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.176 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 297.552 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0823+2223_X_dfm.log closed on Sun Jan 13 23:54:40 2019