! Started logfile: /vlbi/uf001/uva//J0643+0857_X_b_dfm.log on Sun Jan 13 23:07:42 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//J0643+0857_X_b_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0643+0857_X_b_uva.fits ! AN table 1: 148 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.956322 visibilities/baseline/integration-bin. ! Found source: J0643+0857 ! ! 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 121 lines of history. ! ! Reading 47556 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 J0643+0857_X_b] 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 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.013684Jy sigma=22.156430 ! Fit after self-cal, rms=0.886037Jy sigma=19.446834 ! 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=0.7696 mas, bmaj=2.979 mas, bpa=-22.98 degrees ! Estimated noise=0.373931 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 = 0.0677167 Jy ! Component: 100 - total flux cleaned = 0.109819 Jy ! Total flux subtracted in 100 components = 0.109819 Jy ! Clean residual min=-0.012340 max=0.024845 Jy/beam ! Clean residual mean=0.000025 rms=0.004482 Jy/beam ! Combined flux in latest and established models = 0.109819 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.109819 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=0.131721Jy sigma=2.821290 ! Fit after self-cal, rms=0.131088Jy sigma=2.807954 ! 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=0.9878 mas, bmaj=3.076 mas, bpa=-20.78 degrees ! Estimated noise=0.152299 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 = 0.0676018 Jy ! Component: 100 - total flux cleaned = 0.110971 Jy ! Component: 150 - total flux cleaned = 0.143514 Jy ! Component: 200 - total flux cleaned = 0.168578 Jy ! Total flux subtracted in 200 components = 0.168578 Jy ! Clean residual min=-0.013838 max=0.028701 Jy/beam ! Clean residual mean=0.000042 rms=0.004958 Jy/beam ! Combined flux in latest and established models = 0.278398 Jy ! Performing phase self-cal ! Adding 78 model components to the UV plane model. ! The established model now contains 88 components and 0.278398 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=0.077840Jy sigma=1.671446 ! Fit after self-cal, rms=0.076819Jy sigma=1.650209 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9878 x 3.076 at -20.78 degrees (North through East) ! Clean map min=-0.013128 max=0.10995 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.27 HN 1.31 KP 0.95 LA 0.75 ! MK 0.91 NL 1.40 OV 1.00 PT 0.83 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.28 HN 1.22 KP 0.94 LA 0.76 ! MK 1.02 NL 1.40 OV 0.97 PT 0.83 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.23 HN 1.18 KP 0.93 LA 0.78 ! MK 1.01 NL 1.39 OV 0.98 PT 0.84 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.26 HN 1.22 KP 0.95 LA 0.80 ! MK 0.97 NL 1.40 OV 0.98 PT 0.82 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.22 HN 1.23 KP 0.93 LA 0.76 ! MK 0.88 NL 1.37 OV 0.97 PT 0.83 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 HN 1.19 KP 0.92 LA 0.75 ! MK 0.91 NL 1.34 OV 0.98 PT 0.82 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 HN 1.11 KP 0.95 LA 0.75 ! MK 0.93 NL 1.31 OV 0.97 PT 0.83 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 HN 1.14 KP 0.92 LA 0.76 ! MK 0.82 NL 1.31 OV 0.95 PT 0.82 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 HN 1.11 KP 0.91 LA 0.74 ! MK 0.90 NL 1.29 OV 0.96 PT 0.82 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 HN 1.11 KP 0.90 LA 0.76 ! MK 0.74 NL 1.27 OV 0.96 PT 0.82 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 1.06 KP 0.92 LA 0.75 ! MK 0.72 NL 1.27 OV 0.94 PT 0.82 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 1.09 KP 0.90 LA 0.77 ! MK 0.75 NL 1.25 OV 0.94 PT 0.82 ! ! ! Fit before self-cal, rms=0.076819Jy sigma=1.650209 ! Fit after self-cal, rms=0.062907Jy sigma=1.284388 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9848 mas, bmaj=3.25 mas, bpa=-21.31 degrees ! Estimated noise=0.143402 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 (-2.2, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0100957 Jy ! Component: 100 - total flux cleaned = 0.0104977 Jy ! Component: 150 - total flux cleaned = 0.00991186 Jy ! Component: 200 - total flux cleaned = 0.00923774 Jy ! Total flux subtracted in 200 components = 0.00923774 Jy ! Clean residual min=-0.004740 max=0.009128 Jy/beam ! Clean residual mean=0.000004 rms=0.001460 Jy/beam ! Combined flux in latest and established models = 0.287635 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 114 components and 0.287635 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=0.060270Jy sigma=1.228270 ! Fit after self-cal, rms=0.060355Jy sigma=1.219026 ! 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=0.060355Jy sigma=1.219026 ! Fit after self-cal, rms=0.061728Jy sigma=1.186084 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9585 mas, bmaj=3.296 mas, bpa=-22.34 degrees ! Estimated noise=0.143513 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00243366 Jy ! Component: 100 - total flux cleaned = 0.00406716 Jy ! Component: 150 - total flux cleaned = 0.00480719 Jy ! Component: 200 - total flux cleaned = 0.0052984 Jy ! Total flux subtracted in 200 components = 0.0052984 Jy ! Clean residual min=-0.003475 max=0.003888 Jy/beam ! Clean residual mean=-0.000001 rms=0.000972 Jy/beam ! Combined flux in latest and established models = 0.292934 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 137 components and 0.292934 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=0.061277Jy sigma=1.178732 ! Fit after self-cal, rms=0.061543Jy sigma=1.177099 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 = 0.000765108 Jy ! Component: 100 - total flux cleaned = 0.00114098 Jy ! Component: 150 - total flux cleaned = 0.00146521 Jy ! Component: 200 - total flux cleaned = 0.00164405 Jy ! Total flux subtracted in 200 components = 0.00164405 Jy ! Clean residual min=-0.003073 max=0.003542 Jy/beam ! Clean residual mean=-0.000002 rms=0.000915 Jy/beam ! Combined flux in latest and established models = 0.294578 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 149 components and 0.294578 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=0.061326Jy sigma=1.173937 ! Fit after self-cal, rms=0.061332Jy sigma=1.173407 ! 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=0.061332Jy sigma=1.173407 ! Fit after self-cal, rms=0.060404Jy sigma=1.171516 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9609 mas, bmaj=3.279 mas, bpa=-22.47 degrees ! Estimated noise=0.142987 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00210879 Jy ! Component: 100 - total flux cleaned = 0.00314422 Jy ! Component: 150 - total flux cleaned = 0.00377746 Jy ! Component: 200 - total flux cleaned = 0.00412104 Jy ! Total flux subtracted in 200 components = 0.00412104 Jy ! Clean residual min=-0.002855 max=0.003302 Jy/beam ! Clean residual mean=-0.000001 rms=0.000833 Jy/beam ! Combined flux in latest and established models = 0.298699 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 158 components and 0.298699 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=0.060205Jy sigma=1.167953 ! Fit after self-cal, rms=0.060204Jy sigma=1.167510 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 = 0.000727606 Jy ! Component: 100 - total flux cleaned = 0.00110558 Jy ! Component: 150 - total flux cleaned = 0.00134711 Jy ! Component: 200 - total flux cleaned = 0.00148303 Jy ! Total flux subtracted in 200 components = 0.00148303 Jy ! Clean residual min=-0.002817 max=0.003159 Jy/beam ! Clean residual mean=-0.000001 rms=0.000800 Jy/beam ! Combined flux in latest and established models = 0.300182 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 165 components and 0.300182 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=0.060100Jy sigma=1.165659 ! Fit after self-cal, rms=0.060105Jy sigma=1.165351 ! 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=0.060105Jy sigma=1.165351 ! Fit after self-cal, rms=0.059238Jy sigma=1.164241 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.186 mas, bmaj=3.47 mas, bpa=-19.05 degrees ! Estimated noise=0.174016 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00263262 Jy ! Component: 100 - total flux cleaned = 0.00394216 Jy ! Component: 150 - total flux cleaned = 0.00441915 Jy ! Component: 200 - total flux cleaned = 0.00483468 Jy ! Total flux subtracted in 200 components = 0.00483468 Jy ! Clean residual min=-0.003746 max=0.004765 Jy/beam ! Clean residual mean=-0.000002 rms=0.001166 Jy/beam ! Combined flux in latest and established models = 0.305016 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 179 components and 0.305017 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=0.059130Jy sigma=1.161764 ! Fit after self-cal, rms=0.059148Jy sigma=1.161232 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 (-36.6, 10.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00371453 Jy ! Component: 100 - total flux cleaned = 0.00427823 Jy ! Component: 150 - total flux cleaned = 0.00475861 Jy ! Component: 200 - total flux cleaned = 0.00493356 Jy ! Total flux subtracted in 200 components = 0.00493356 Jy ! Clean residual min=-0.003425 max=0.003717 Jy/beam ! Clean residual mean=-0.000005 rms=0.000945 Jy/beam ! Combined flux in latest and established models = 0.30995 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 212 components and 0.30995 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=0.058927Jy sigma=1.156810 ! Fit after self-cal, rms=0.058898Jy sigma=1.156017 ! 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=0.9664 mas, bmaj=3.261 mas, bpa=-22.44 degrees ! Estimated noise=0.142721 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9664 x 3.261 at -22.44 degrees (North through East) ! Clean map min=-0.0059068 max=0.094934 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=0.7451 mas, bmaj=3.223 mas, bpa=-24.2 degrees ! Estimated noise=0.344736 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0631583 Jy ! Component: 100 - total flux cleaned = 0.104104 Jy ! Component: 150 - total flux cleaned = 0.132731 Jy ! Component: 200 - total flux cleaned = 0.154031 Jy ! Total flux subtracted in 200 components = 0.154031 Jy ! Clean residual min=-0.008301 max=0.012666 Jy/beam ! Clean residual mean=0.000014 rms=0.002676 Jy/beam ! Combined flux in latest and established models = 0.154031 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 38 model components to the UV plane model. ! The established model now contains 38 components and 0.154031 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9664 mas, bmaj=3.261 mas, bpa=-22.44 degrees ! Estimated noise=0.142721 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 = 0.0402687 Jy ! Component: 100 - total flux cleaned = 0.0677069 Jy ! Component: 150 - total flux cleaned = 0.0878694 Jy ! Component: 200 - total flux cleaned = 0.102971 Jy ! Total flux subtracted in 200 components = 0.102971 Jy ! Clean residual min=-0.007130 max=0.010415 Jy/beam ! Clean residual mean=0.000011 rms=0.002256 Jy/beam ! Combined flux in latest and established models = 0.257002 Jy ! Adding 83 model components to the UV plane model. ! The established model now contains 113 components and 0.257002 Jy ! Inverting map ! Added new window around map position (2, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0118688 Jy ! Component: 100 - total flux cleaned = 0.0207032 Jy ! Component: 150 - total flux cleaned = 0.0274627 Jy ! Component: 200 - total flux cleaned = 0.0317758 Jy ! Total flux subtracted in 200 components = 0.0317758 Jy ! Clean residual min=-0.004410 max=0.004089 Jy/beam ! Clean residual mean=0.000003 rms=0.001150 Jy/beam ! Combined flux in latest and established models = 0.288778 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 162 components and 0.288778 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=2.186 mas, bmaj=3.47 mas, bpa=-19.05 degrees ! Estimated noise=0.174016 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00750042 Jy ! Component: 100 - total flux cleaned = 0.0118676 Jy ! Component: 150 - total flux cleaned = 0.0148179 Jy ! Component: 200 - total flux cleaned = 0.0171189 Jy ! Total flux subtracted in 200 components = 0.0171189 Jy ! Clean residual min=-0.004043 max=0.004164 Jy/beam ! Clean residual mean=-0.000003 rms=0.001169 Jy/beam ! Combined flux in latest and established models = 0.305897 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 = 0.0013039 Jy ! Component: 100 - total flux cleaned = 0.00243777 Jy ! Component: 150 - total flux cleaned = 0.00332951 Jy ! Component: 200 - total flux cleaned = 0.00368043 Jy ! Total flux subtracted in 200 components = 0.00368043 Jy ! Clean residual min=-0.003210 max=0.003491 Jy/beam ! Clean residual mean=-0.000005 rms=0.000950 Jy/beam ! Combined flux in latest and established models = 0.309577 Jy ! Adding 76 model components to the UV plane model. ! The established model now contains 219 components and 0.309577 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9664 mas, bmaj=3.261 mas, bpa=-22.44 degrees ! Estimated noise=0.142721 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000580451 Jy ! Component: 100 - total flux cleaned = 0.00086257 Jy ! Component: 150 - total flux cleaned = 0.000989553 Jy ! Component: 200 - total flux cleaned = 0.00110468 Jy ! Total flux subtracted in 200 components = 0.00110468 Jy ! Clean residual min=-0.002115 max=0.002255 Jy/beam ! Clean residual mean=-0.000003 rms=0.000568 Jy/beam ! Combined flux in latest and established models = 0.310682 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 245 components and 0.310682 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=0.058799Jy sigma=1.155210 ! Fit after self-cal, rms=0.058609Jy sigma=1.153020 wmodel J0643+0857_X_b_map.mod ! Writing 245 model components to file: J0643+0857_X_b_map.mod wobs J0643+0857_X_b_uvs.fits ! Writing UV FITS file: J0643+0857_X_b_uvs.fits wwins J0643+0857_X_b_map.win ! wwins: Wrote 4 windows to J0643+0857_X_b_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 = -0.000216695 Jy ! Component: 100 - total flux cleaned = -0.000389042 Jy ! Component: 150 - total flux cleaned = -0.000552333 Jy ! Component: 200 - total flux cleaned = -0.000583047 Jy ! Component: 250 - total flux cleaned = -0.000434973 Jy ! Component: 300 - total flux cleaned = -0.00037781 Jy ! Component: 350 - total flux cleaned = -0.000295279 Jy ! Component: 400 - total flux cleaned = -0.000241732 Jy ! Component: 450 - total flux cleaned = -0.000241323 Jy ! Component: 500 - total flux cleaned = -0.000191287 Jy ! Component: 550 - total flux cleaned = -0.00016694 Jy ! Component: 600 - total flux cleaned = -7.10591e-05 Jy ! Component: 650 - total flux cleaned = -1.9503e-06 Jy ! Component: 700 - total flux cleaned = 4.29192e-05 Jy ! Component: 750 - total flux cleaned = 0.000109525 Jy ! Component: 800 - total flux cleaned = 0.000174161 Jy ! Component: 850 - total flux cleaned = 0.000194965 Jy ! Component: 900 - total flux cleaned = 0.000236415 Jy ! Component: 950 - total flux cleaned = 0.000277335 Jy ! Component: 1000 - total flux cleaned = 0.000317413 Jy ! Component: 1050 - total flux cleaned = 0.000375975 Jy ! Component: 1100 - total flux cleaned = 0.000414525 Jy ! Component: 1150 - total flux cleaned = 0.000489266 Jy ! Component: 1200 - total flux cleaned = 0.000507387 Jy ! Component: 1250 - total flux cleaned = 0.000543863 Jy ! Component: 1300 - total flux cleaned = 0.000650155 Jy ! Component: 1350 - total flux cleaned = 0.000649885 Jy ! Component: 1400 - total flux cleaned = 0.000701252 Jy ! Component: 1450 - total flux cleaned = 0.000785576 Jy ! Component: 1500 - total flux cleaned = 0.000801961 Jy ! Component: 1550 - total flux cleaned = 0.000834737 Jy ! Component: 1600 - total flux cleaned = 0.000898938 Jy ! Component: 1650 - total flux cleaned = 0.000914488 Jy ! Component: 1700 - total flux cleaned = 0.00094559 Jy ! Component: 1750 - total flux cleaned = 0.00097632 Jy ! Component: 1800 - total flux cleaned = 0.00100634 Jy ! Component: 1850 - total flux cleaned = 0.00103631 Jy ! Component: 1900 - total flux cleaned = 0.00105085 Jy ! Component: 1950 - total flux cleaned = 0.00105126 Jy ! Component: 2000 - total flux cleaned = 0.00110854 Jy ! Component: 2050 - total flux cleaned = 0.00113647 Jy ! Component: 2100 - total flux cleaned = 0.00121923 Jy ! Component: 2150 - total flux cleaned = 0.00121923 Jy ! Component: 2200 - total flux cleaned = 0.00120586 Jy ! Component: 2250 - total flux cleaned = 0.00124594 Jy ! Component: 2300 - total flux cleaned = 0.00125917 Jy ! Component: 2350 - total flux cleaned = 0.00124642 Jy ! Component: 2400 - total flux cleaned = 0.00131026 Jy ! Component: 2450 - total flux cleaned = 0.00129773 Jy ! Component: 2500 - total flux cleaned = 0.00133524 Jy ! Component: 2550 - total flux cleaned = 0.00132284 Jy ! Component: 2600 - total flux cleaned = 0.00137138 Jy ! Component: 2650 - total flux cleaned = 0.00131138 Jy ! Component: 2700 - total flux cleaned = 0.00134699 Jy ! Component: 2750 - total flux cleaned = 0.00127676 Jy ! Component: 2800 - total flux cleaned = 0.00128851 Jy ! Component: 2850 - total flux cleaned = 0.00129982 Jy ! Component: 2900 - total flux cleaned = 0.00126574 Jy ! Component: 2950 - total flux cleaned = 0.00120959 Jy ! Component: 3000 - total flux cleaned = 0.00117637 Jy ! Component: 3050 - total flux cleaned = 0.00115442 Jy ! Component: 3100 - total flux cleaned = 0.001176 Jy ! Component: 3150 - total flux cleaned = 0.00115454 Jy ! Component: 3200 - total flux cleaned = 0.00113339 Jy ! Component: 3250 - total flux cleaned = 0.00111221 Jy ! Component: 3300 - total flux cleaned = 0.00111194 Jy ! Component: 3350 - total flux cleaned = 0.00113247 Jy ! Component: 3400 - total flux cleaned = 0.00109163 Jy ! Component: 3450 - total flux cleaned = 0.00108145 Jy ! Component: 3500 - total flux cleaned = 0.0011015 Jy ! Component: 3550 - total flux cleaned = 0.00105193 Jy ! Component: 3600 - total flux cleaned = 0.00107169 Jy ! Component: 3650 - total flux cleaned = 0.0010425 Jy ! Component: 3700 - total flux cleaned = 0.00103301 Jy ! Component: 3750 - total flux cleaned = 0.00101384 Jy ! Component: 3800 - total flux cleaned = 0.000985379 Jy ! Component: 3850 - total flux cleaned = 0.000975889 Jy ! Component: 3900 - total flux cleaned = 0.00095728 Jy ! Component: 3950 - total flux cleaned = 0.000929727 Jy ! Component: 4000 - total flux cleaned = 0.000929824 Jy ! Component: 4050 - total flux cleaned = 0.00092071 Jy ! Total flux subtracted in 4096 components = 0.000884788 Jy ! Clean residual min=-0.000565 max=0.000491 Jy/beam ! Clean residual mean=-0.000000 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.311566 Jy keep ! Adding 385 model components to the UV plane model. ! The established model now contains 630 components and 0.311567 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0643+0857_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9664 x 3.261 at -22.44 degrees (North through East) ! Clean map min=-0.0043627 max=0.093544 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0643+0857_X_b_map.fits wmodel /vlbi/uf001/uva//J0643+0857_X_b_map.mod ! Writing 630 model components to file: /vlbi/uf001/uva//J0643+0857_X_b_map.mod wobs /vlbi/uf001/uva//J0643+0857_X_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0643+0857_X_b_uvs.fits wwins /vlbi/uf001/uva//J0643+0857_X_b_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J0643+0857_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0935442 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000180618 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.579248 0.579248 1.1585 2.31699 4.63399 9.26797 18.5359 37.0719 74.1438 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.093 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 517.912 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0643+0857_X_b_dfm.log closed on Sun Jan 13 23:07:49 2019