! Started logfile: /vlbi/uf001/uva//J1928+4412_X_dfm.log on Mon Jan 14 05:05:01 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//J1928+4412_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1928+4412_X_uva.fits ! AN table 1: 87 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.849936 visibilities/baseline/integration-bin. ! Found source: J1928+4412 ! ! 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 31944 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 J1928+4412_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 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 83 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003355Jy sigma=22.977163 ! Fit after self-cal, rms=0.957088Jy sigma=21.889602 ! 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=0.817 mas, bmaj=1.013 mas, bpa=-15.11 degrees ! Estimated noise=0.425551 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 = 0.0277968 Jy ! Component: 100 - total flux cleaned = 0.0383918 Jy ! Total flux subtracted in 100 components = 0.0383918 Jy ! Clean residual min=-0.004445 max=0.011298 Jy/beam ! Clean residual mean=0.000078 rms=0.001292 Jy/beam ! Combined flux in latest and established models = 0.0383918 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0383918 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=0.069096Jy sigma=1.500364 ! Fit after self-cal, rms=0.067813Jy sigma=1.471431 ! Inverting map ! Added new window around map position (0.4, 2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0110042 Jy ! Component: 100 - total flux cleaned = 0.0183303 Jy ! Total flux subtracted in 100 components = 0.0183303 Jy ! Clean residual min=-0.003418 max=0.008214 Jy/beam ! Clean residual mean=0.000063 rms=0.001025 Jy/beam ! Combined flux in latest and established models = 0.0567221 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 34 components and 0.0567221 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=0.064516Jy sigma=1.383178 ! Fit after self-cal, rms=0.064024Jy sigma=1.371421 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0083614 Jy ! Component: 100 - total flux cleaned = 0.014033 Jy ! Total flux subtracted in 100 components = 0.014033 Jy ! Clean residual min=-0.003137 max=0.005112 Jy/beam ! Clean residual mean=0.000052 rms=0.000850 Jy/beam ! Combined flux in latest and established models = 0.0707551 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 52 components and 0.0707551 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=0.061935Jy sigma=1.313983 ! Fit after self-cal, rms=0.061578Jy sigma=1.305448 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00658431 Jy ! Component: 100 - total flux cleaned = 0.0110928 Jy ! Total flux subtracted in 100 components = 0.0110928 Jy ! Clean residual min=-0.002941 max=0.003859 Jy/beam ! Clean residual mean=0.000042 rms=0.000754 Jy/beam ! Combined flux in latest and established models = 0.081848 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 66 components and 0.081848 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=0.060226Jy sigma=1.267670 ! Fit after self-cal, rms=0.060001Jy sigma=1.262259 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00489613 Jy ! Component: 100 - total flux cleaned = 0.00831172 Jy ! Total flux subtracted in 100 components = 0.00831172 Jy ! Clean residual min=-0.002609 max=0.003204 Jy/beam ! Clean residual mean=0.000035 rms=0.000694 Jy/beam ! Combined flux in latest and established models = 0.0901597 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 74 components and 0.0901597 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=0.059197Jy sigma=1.239403 ! Fit after self-cal, rms=0.059106Jy sigma=1.237012 ! 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=1.037 mas, bmaj=1.32 mas, bpa=-12.61 degrees ! Estimated noise=0.179634 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 = 0.00697416 Jy ! Component: 100 - total flux cleaned = 0.0117514 Jy ! Component: 150 - total flux cleaned = 0.0153295 Jy ! Component: 200 - total flux cleaned = 0.0180221 Jy ! Total flux subtracted in 200 components = 0.0180221 Jy ! Clean residual min=-0.002527 max=0.003548 Jy/beam ! Clean residual mean=0.000040 rms=0.000768 Jy/beam ! Combined flux in latest and established models = 0.108182 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 87 components and 0.108182 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=0.058145Jy sigma=1.209206 ! Fit after self-cal, rms=0.058064Jy sigma=1.206707 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.037 x 1.32 at -12.61 degrees (North through East) ! Clean map min=-0.0024609 max=0.038954 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 HN 1.12 KP 1.01 LA 0.95 ! MK 1.15 NL 1.09 OV 0.86 PT 0.87 ! SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 HN 1.13 KP 0.99 LA 0.93 ! MK 1.27 NL 1.07 OV 0.91 PT 0.86 ! SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 HN 1.08 KP 0.99 LA 0.93 ! MK 1.16 NL 1.13 OV 0.90 PT 0.87 ! SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 HN 1.10 KP 0.98 LA 0.93 ! MK 1.16 NL 1.14 OV 0.93 PT 0.88 ! SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.21 HN 1.17 KP 0.99 LA 0.99 ! MK 1.20 NL 1.11 OV 0.92 PT 0.85 ! SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 1.16 KP 1.02 LA 0.92 ! MK 1.16 NL 1.17 OV 0.91 PT 0.87 ! SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 HN 1.03 KP 1.06 LA 1.01 ! MK 1.07 NL 1.15 OV 0.93 PT 0.86 ! SC 1.04 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 HN 1.17 KP 1.05 LA 0.95 ! MK 1.17 NL 1.14 OV 0.91 PT 0.85 ! SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 HN 1.18 KP 1.02 LA 0.97 ! MK 1.07 NL 1.15 OV 0.92 PT 0.88 ! SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 1.02 KP 1.07 LA 0.92 ! MK 1.07 NL 1.20 OV 0.92 PT 0.88 ! SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 HN 1.13 KP 1.01 LA 0.94 ! MK 1.02 NL 1.13 OV 0.92 PT 0.87 ! SC 1.04 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 HN 1.08 KP 0.98 LA 0.91 ! MK 0.92 NL 1.17 OV 0.92 PT 0.90 ! SC 0.92 ! ! ! Fit before self-cal, rms=0.058064Jy sigma=1.206707 ! Fit after self-cal, rms=0.061259Jy sigma=1.188614 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.073 mas, bmaj=1.341 mas, bpa=-10.19 degrees ! Estimated noise=0.185937 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 = 0.000548871 Jy ! Component: 100 - total flux cleaned = 0.000789821 Jy ! Component: 150 - total flux cleaned = 0.00104266 Jy ! Component: 200 - total flux cleaned = 0.00124202 Jy ! Total flux subtracted in 200 components = 0.00124202 Jy ! Clean residual min=-0.002064 max=0.002012 Jy/beam ! Clean residual mean=0.000005 rms=0.000491 Jy/beam ! Combined flux in latest and established models = 0.109424 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 89 components and 0.109424 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=0.061204Jy sigma=1.186916 ! Fit after self-cal, rms=0.061308Jy sigma=1.184936 ! 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=0.061308Jy sigma=1.184936 ! Fit after self-cal, rms=0.061979Jy sigma=1.177317 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.053 mas, bmaj=1.356 mas, bpa=-7.326 degrees ! Estimated noise=0.184898 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000195929 Jy ! Component: 100 - total flux cleaned = 0.000297796 Jy ! Component: 150 - total flux cleaned = 0.000381162 Jy ! Component: 200 - total flux cleaned = 0.000487247 Jy ! Total flux subtracted in 200 components = 0.000487247 Jy ! Clean residual min=-0.001368 max=0.001257 Jy/beam ! Clean residual mean=0.000003 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.109911 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 92 components and 0.109911 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=0.061951Jy sigma=1.176690 ! Fit after self-cal, rms=0.062031Jy sigma=1.175946 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 = 9.89733e-05 Jy ! Component: 100 - total flux cleaned = 0.000188866 Jy ! Component: 150 - total flux cleaned = 0.000278608 Jy ! Component: 200 - total flux cleaned = 0.000329948 Jy ! Total flux subtracted in 200 components = 0.000329948 Jy ! Clean residual min=-0.001445 max=0.001251 Jy/beam ! Clean residual mean=0.000002 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.110241 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 93 components and 0.110241 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=0.062019Jy sigma=1.175698 ! Fit after self-cal, rms=0.062016Jy sigma=1.175589 ! 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=0.062016Jy sigma=1.175589 ! Fit after self-cal, rms=0.061265Jy sigma=1.175314 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.039 mas, bmaj=1.352 mas, bpa=-6.933 degrees ! Estimated noise=0.182096 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.63787e-05 Jy ! Component: 100 - total flux cleaned = 7.945e-05 Jy ! Component: 150 - total flux cleaned = 0.000201473 Jy ! Component: 200 - total flux cleaned = 0.000292491 Jy ! Total flux subtracted in 200 components = 0.000292491 Jy ! Clean residual min=-0.001373 max=0.001172 Jy/beam ! Clean residual mean=0.000003 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.110533 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 93 components and 0.110533 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=0.061251Jy sigma=1.175038 ! Fit after self-cal, rms=0.061249Jy sigma=1.174939 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 = 6.5406e-05 Jy ! Component: 100 - total flux cleaned = 0.000153418 Jy ! Component: 150 - total flux cleaned = 0.000218082 Jy ! Component: 200 - total flux cleaned = 0.000297382 Jy ! Total flux subtracted in 200 components = 0.000297382 Jy ! Clean residual min=-0.001393 max=0.001186 Jy/beam ! Clean residual mean=0.000002 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.110831 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 94 components and 0.110831 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=0.061242Jy sigma=1.174812 ! Fit after self-cal, rms=0.061240Jy sigma=1.174790 ! 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=0.061240Jy sigma=1.174790 ! Fit after self-cal, rms=0.060535Jy sigma=1.174663 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.157 mas, bmaj=2.412 mas, bpa=4.532 degrees ! Estimated noise=0.222883 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00068969 Jy ! Component: 100 - total flux cleaned = 0.00096548 Jy ! Component: 150 - total flux cleaned = 0.00100499 Jy ! Component: 200 - total flux cleaned = 0.00103039 Jy ! Total flux subtracted in 200 components = 0.00103039 Jy ! Clean residual min=-0.001572 max=0.001497 Jy/beam ! Clean residual mean=0.000002 rms=0.000408 Jy/beam ! Combined flux in latest and established models = 0.111861 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 97 components and 0.111861 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=0.060533Jy sigma=1.174616 ! Fit after self-cal, rms=0.060528Jy sigma=1.174561 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.69458e-05 Jy ! Component: 100 - total flux cleaned = 1.80982e-05 Jy ! Component: 150 - total flux cleaned = 2.66363e-05 Jy ! Component: 200 - total flux cleaned = 3.48035e-05 Jy ! Total flux subtracted in 200 components = 3.48035e-05 Jy ! Clean residual min=-0.001581 max=0.001492 Jy/beam ! Clean residual mean=0.000001 rms=0.000408 Jy/beam ! Combined flux in latest and established models = 0.111896 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 97 components and 0.111896 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=0.060527Jy sigma=1.174560 ! Fit after self-cal, rms=0.060525Jy sigma=1.174533 ! 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=1.026 mas, bmaj=1.345 mas, bpa=-6.753 degrees ! Estimated noise=0.179708 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.026 x 1.345 at -6.753 degrees (North through East) ! Clean map min=-0.0012017 max=0.035824 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=0.8119 mas, bmaj=1.031 mas, bpa=-5.961 degrees ! Estimated noise=0.428448 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0297133 Jy ! Component: 100 - total flux cleaned = 0.0461689 Jy ! Component: 150 - total flux cleaned = 0.0582191 Jy ! Component: 200 - total flux cleaned = 0.0674821 Jy ! Total flux subtracted in 200 components = 0.0674821 Jy ! Clean residual min=-0.003368 max=0.005766 Jy/beam ! Clean residual mean=0.000044 rms=0.000893 Jy/beam ! Combined flux in latest and established models = 0.0674821 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 28 model components to the UV plane model. ! The established model now contains 28 components and 0.0674821 Jy ! Inverting map and beam ! Estimated beam: bmin=1.026 mas, bmaj=1.345 mas, bpa=-6.753 degrees ! Estimated noise=0.179708 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) ! Added new window around map position (0, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0129372 Jy ! Component: 100 - total flux cleaned = 0.0214343 Jy ! Component: 150 - total flux cleaned = 0.0273854 Jy ! Component: 200 - total flux cleaned = 0.0317025 Jy ! Total flux subtracted in 200 components = 0.0317025 Jy ! Clean residual min=-0.001823 max=0.002630 Jy/beam ! Clean residual mean=0.000025 rms=0.000482 Jy/beam ! Combined flux in latest and established models = 0.0991846 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 70 components and 0.0991846 Jy ! Inverting map ! Added new window around map position (0, 3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00324665 Jy ! Component: 100 - total flux cleaned = 0.00569548 Jy ! Component: 150 - total flux cleaned = 0.0075755 Jy ! Component: 200 - total flux cleaned = 0.00904569 Jy ! Total flux subtracted in 200 components = 0.00904569 Jy ! Clean residual min=-0.001420 max=0.001160 Jy/beam ! Clean residual mean=0.000008 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.10823 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 97 components and 0.10823 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=2.157 mas, bmaj=2.412 mas, bpa=4.532 degrees ! Estimated noise=0.222883 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0018386 Jy ! Component: 100 - total flux cleaned = 0.00287946 Jy ! Component: 150 - total flux cleaned = 0.0035324 Jy ! Component: 200 - total flux cleaned = 0.00395108 Jy ! Total flux subtracted in 200 components = 0.00395108 Jy ! Clean residual min=-0.001518 max=0.001448 Jy/beam ! Clean residual mean=0.000000 rms=0.000399 Jy/beam ! Combined flux in latest and established models = 0.112181 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.60793e-05 Jy ! Component: 100 - total flux cleaned = 0.000126922 Jy ! Component: 150 - total flux cleaned = 0.000162256 Jy ! Component: 200 - total flux cleaned = 0.000192632 Jy ! Total flux subtracted in 200 components = 0.000192632 Jy ! Clean residual min=-0.001498 max=0.001450 Jy/beam ! Clean residual mean=-0.000001 rms=0.000398 Jy/beam ! Combined flux in latest and established models = 0.112374 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 132 components and 0.112374 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.026 mas, bmaj=1.345 mas, bpa=-6.753 degrees ! Estimated noise=0.179708 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000218081 Jy ! Component: 100 - total flux cleaned = 0.000280552 Jy ! Component: 150 - total flux cleaned = 0.000317745 Jy ! Component: 200 - total flux cleaned = 0.00035101 Jy ! Total flux subtracted in 200 components = 0.00035101 Jy ! Clean residual min=-0.001233 max=0.001094 Jy/beam ! Clean residual mean=-0.000001 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.112725 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 141 components and 0.112725 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=0.060490Jy sigma=1.173958 ! Fit after self-cal, rms=0.060424Jy sigma=1.173407 wmodel J1928+4412_X_map.mod ! Writing 141 model components to file: J1928+4412_X_map.mod wobs J1928+4412_X_uvs.fits ! Writing UV FITS file: J1928+4412_X_uvs.fits wwins J1928+4412_X_map.win ! wwins: Wrote 4 windows to J1928+4412_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 = -0.000137163 Jy ! Component: 100 - total flux cleaned = -0.000138235 Jy ! Component: 150 - total flux cleaned = -0.000194742 Jy ! Component: 200 - total flux cleaned = -0.000302972 Jy ! Component: 250 - total flux cleaned = -0.000355274 Jy ! Component: 300 - total flux cleaned = -0.000405765 Jy ! Component: 350 - total flux cleaned = -0.00045449 Jy ! Component: 400 - total flux cleaned = -0.000486593 Jy ! Component: 450 - total flux cleaned = -0.000502584 Jy ! Component: 500 - total flux cleaned = -0.000533718 Jy ! Component: 550 - total flux cleaned = -0.000549062 Jy ! Component: 600 - total flux cleaned = -0.00056361 Jy ! Component: 650 - total flux cleaned = -0.000591956 Jy ! Component: 700 - total flux cleaned = -0.00053524 Jy ! Component: 750 - total flux cleaned = -0.000548987 Jy ! Component: 800 - total flux cleaned = -0.000494363 Jy ! Component: 850 - total flux cleaned = -0.000427577 Jy ! Component: 900 - total flux cleaned = -0.000414479 Jy ! Component: 950 - total flux cleaned = -0.000414526 Jy ! Component: 1000 - total flux cleaned = -0.000401499 Jy ! Component: 1050 - total flux cleaned = -0.000388778 Jy ! Component: 1100 - total flux cleaned = -0.000376108 Jy ! Component: 1150 - total flux cleaned = -0.000351352 Jy ! Component: 1200 - total flux cleaned = -0.000314913 Jy ! Component: 1250 - total flux cleaned = -0.000302835 Jy ! Component: 1300 - total flux cleaned = -0.000231459 Jy ! Component: 1350 - total flux cleaned = -0.000254815 Jy ! Component: 1400 - total flux cleaned = -0.000196737 Jy ! Component: 1450 - total flux cleaned = -0.000162341 Jy ! Component: 1500 - total flux cleaned = -0.000162568 Jy ! Component: 1550 - total flux cleaned = -0.000151344 Jy ! Component: 1600 - total flux cleaned = -0.000129064 Jy ! Component: 1650 - total flux cleaned = -0.000118017 Jy ! Component: 1700 - total flux cleaned = -0.000106977 Jy ! Component: 1750 - total flux cleaned = -6.36763e-05 Jy ! Component: 1800 - total flux cleaned = -6.36957e-05 Jy ! Component: 1850 - total flux cleaned = -1.07448e-05 Jy ! Component: 1900 - total flux cleaned = -1.0857e-05 Jy ! Component: 1950 - total flux cleaned = 7.23089e-05 Jy ! Component: 2000 - total flux cleaned = 9.29353e-05 Jy ! Component: 2050 - total flux cleaned = 0.000123805 Jy ! Component: 2100 - total flux cleaned = 0.000154112 Jy ! Component: 2150 - total flux cleaned = 0.000194053 Jy ! Component: 2200 - total flux cleaned = 0.000193998 Jy ! Component: 2250 - total flux cleaned = 0.000223421 Jy ! Component: 2300 - total flux cleaned = 0.000243022 Jy ! Component: 2350 - total flux cleaned = 0.000291249 Jy ! Component: 2400 - total flux cleaned = 0.000320023 Jy ! Component: 2450 - total flux cleaned = 0.000367328 Jy ! Component: 2500 - total flux cleaned = 0.000376709 Jy ! Component: 2550 - total flux cleaned = 0.000395393 Jy ! Component: 2600 - total flux cleaned = 0.000395379 Jy ! Component: 2650 - total flux cleaned = 0.000441453 Jy ! Component: 2700 - total flux cleaned = 0.000441518 Jy ! Component: 2750 - total flux cleaned = 0.000468728 Jy ! Component: 2800 - total flux cleaned = 0.000450801 Jy ! Component: 2850 - total flux cleaned = 0.000432971 Jy ! Component: 2900 - total flux cleaned = 0.000459606 Jy ! Component: 2950 - total flux cleaned = 0.000424259 Jy ! Component: 3000 - total flux cleaned = 0.000389258 Jy ! Component: 3050 - total flux cleaned = 0.000380507 Jy ! Component: 3100 - total flux cleaned = 0.000389146 Jy ! Component: 3150 - total flux cleaned = 0.000337535 Jy ! Component: 3200 - total flux cleaned = 0.000346049 Jy ! Component: 3250 - total flux cleaned = 0.000303742 Jy ! Component: 3300 - total flux cleaned = 0.000328946 Jy ! Component: 3350 - total flux cleaned = 0.000303892 Jy ! Component: 3400 - total flux cleaned = 0.000303841 Jy ! Component: 3450 - total flux cleaned = 0.000287383 Jy ! Component: 3500 - total flux cleaned = 0.000287311 Jy ! Component: 3550 - total flux cleaned = 0.000271033 Jy ! Component: 3600 - total flux cleaned = 0.000222323 Jy ! Component: 3650 - total flux cleaned = 0.000214282 Jy ! Component: 3700 - total flux cleaned = 0.000206383 Jy ! Component: 3750 - total flux cleaned = 0.000238171 Jy ! Component: 3800 - total flux cleaned = 0.000182721 Jy ! Component: 3850 - total flux cleaned = 0.000151149 Jy ! Component: 3900 - total flux cleaned = 0.000143288 Jy ! Component: 3950 - total flux cleaned = 8.09835e-05 Jy ! Component: 4000 - total flux cleaned = 6.55791e-05 Jy ! Component: 4050 - total flux cleaned = 5.78204e-05 Jy ! Total flux subtracted in 4096 components = 2.71938e-05 Jy ! Clean residual min=-0.000412 max=0.000514 Jy/beam ! Clean residual mean=0.000001 rms=0.000132 Jy/beam ! Combined flux in latest and established models = 0.112752 Jy keep ! Adding 339 model components to the UV plane model. ! The established model now contains 480 components and 0.112752 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1928+4412_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.026 x 1.345 at -6.753 degrees (North through East) ! Clean map min=-0.00070447 max=0.03579 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1928+4412_X_map.fits wmodel /vlbi/uf001/uva//J1928+4412_X_map.mod ! Writing 480 model components to file: /vlbi/uf001/uva//J1928+4412_X_map.mod wobs /vlbi/uf001/uva//J1928+4412_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1928+4412_X_uvs.fits wwins /vlbi/uf001/uva//J1928+4412_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J1928+4412_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0357899 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000131212 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.09985 1.09985 2.19971 4.39941 8.79882 17.5976 35.1953 70.3906 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.035 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 272.763 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1928+4412_X_dfm.log closed on Mon Jan 14 05:05:08 2019