! Started logfile: /vlbi/uf001/uva//J1928-2035_X_dfm.log on Mon Jan 14 05:05:41 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//J1928-2035_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1928-2035_X_uva.fits ! AN table 1: 28 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.998299 visibilities/baseline/integration-bin. ! Found source: J1928-2035 ! ! 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 7044 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 J1928-2035_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 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.014604Jy sigma=18.076255 ! Fit after self-cal, rms=0.884387Jy sigma=15.769466 ! 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=0.5462 mas, bmaj=1.494 mas, bpa=-8.18 degrees ! Estimated noise=0.772967 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 = 0.09152 Jy ! Component: 100 - total flux cleaned = 0.111481 Jy ! Total flux subtracted in 100 components = 0.111481 Jy ! Clean residual min=-0.007346 max=0.009300 Jy/beam ! Clean residual mean=-0.000009 rms=0.001657 Jy/beam ! Combined flux in latest and established models = 0.111481 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.111481 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=0.084373Jy sigma=1.344151 ! Fit after self-cal, rms=0.084299Jy sigma=1.343585 ! 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=0.6619 mas, bmaj=1.661 mas, bpa=-6.158 degrees ! Estimated noise=0.521405 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 = 0.00842927 Jy ! Component: 100 - total flux cleaned = 0.0122217 Jy ! Component: 150 - total flux cleaned = 0.0134372 Jy ! Component: 200 - total flux cleaned = 0.0134412 Jy ! Total flux subtracted in 200 components = 0.0134412 Jy ! Clean residual min=-0.008008 max=0.008613 Jy/beam ! Clean residual mean=-0.000027 rms=0.001904 Jy/beam ! Combined flux in latest and established models = 0.124923 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.124923 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=0.083583Jy sigma=1.328099 ! Fit after self-cal, rms=0.083556Jy sigma=1.327762 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6619 x 1.661 at -6.158 degrees (North through East) ! Clean map min=-0.0074282 max=0.11922 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 HN 1.09 LA 0.84 MK 0.97 ! NL 1.16 PT 0.96 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 1.08 LA 0.87 MK 0.98 ! NL 1.16 PT 0.99 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 1.05 LA 0.87 MK 0.94 ! NL 1.20 PT 1.00 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 1.17 LA 0.88 MK 0.97 ! NL 1.20 PT 0.98 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 HN 1.05 LA 0.85 MK 0.95 ! NL 1.16 PT 1.03 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 HN 1.09 LA 0.89 MK 1.00 ! NL 1.19 PT 0.93 SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 1.09 LA 0.87 MK 0.96 ! NL 1.20 PT 0.99 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 HN 1.06 LA 0.89 MK 0.91 ! NL 1.23 PT 1.05 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 1.05 LA 0.81 MK 1.04 ! NL 1.19 PT 0.94 SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 HN 1.11 LA 0.88 MK 0.98 ! NL 1.11 PT 0.94 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 1.07 LA 0.83 MK 0.91 ! NL 1.25 PT 1.02 SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 1.11 LA 0.82 MK 0.99 ! NL 1.17 PT 0.99 SC 1.05 ! ! ! Fit before self-cal, rms=0.083556Jy sigma=1.327762 ! Fit after self-cal, rms=0.081329Jy sigma=1.296677 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.6601 mas, bmaj=1.657 mas, bpa=-6.028 degrees ! Estimated noise=0.516221 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 = 0.00029842 Jy ! Component: 100 - total flux cleaned = 0.000295606 Jy ! Component: 150 - total flux cleaned = 0.000291813 Jy ! Component: 200 - total flux cleaned = 0.000289276 Jy ! Total flux subtracted in 200 components = 0.000289276 Jy ! Clean residual min=-0.004861 max=0.005918 Jy/beam ! Clean residual mean=-0.000010 rms=0.001305 Jy/beam ! Combined flux in latest and established models = 0.125212 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 16 components and 0.125212 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=0.081281Jy sigma=1.295686 ! Fit after self-cal, rms=0.081468Jy sigma=1.294553 ! 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=0.081468Jy sigma=1.294553 ! Fit after self-cal, rms=0.082380Jy sigma=1.264944 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.6586 mas, bmaj=1.652 mas, bpa=-6.092 degrees ! Estimated noise=0.517562 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00114884 Jy ! Component: 100 - total flux cleaned = 0.00112466 Jy ! Component: 150 - total flux cleaned = 0.00108479 Jy ! Component: 200 - total flux cleaned = 0.00108408 Jy ! Total flux subtracted in 200 components = 0.00108408 Jy ! Clean residual min=-0.003070 max=0.002793 Jy/beam ! Clean residual mean=-0.000005 rms=0.000691 Jy/beam ! Combined flux in latest and established models = 0.126296 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 20 components and 0.126296 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=0.082360Jy sigma=1.264573 ! Fit after self-cal, rms=0.082503Jy sigma=1.263919 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 = 7.24375e-05 Jy ! Component: 100 - total flux cleaned = 4.20994e-05 Jy ! Component: 150 - total flux cleaned = 4.19432e-05 Jy ! Component: 200 - total flux cleaned = 4.18509e-05 Jy ! Total flux subtracted in 200 components = 4.18509e-05 Jy ! Clean residual min=-0.003042 max=0.002829 Jy/beam ! Clean residual mean=-0.000005 rms=0.000696 Jy/beam ! Combined flux in latest and established models = 0.126338 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 22 components and 0.126338 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=0.082498Jy sigma=1.263834 ! Fit after self-cal, rms=0.082498Jy sigma=1.263825 ! 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=0.082498Jy sigma=1.263825 ! Fit after self-cal, rms=0.083215Jy sigma=1.262731 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.6571 mas, bmaj=1.65 mas, bpa=-6.272 degrees ! Estimated noise=0.516247 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000407869 Jy ! Component: 100 - total flux cleaned = 0.000407959 Jy ! Component: 150 - total flux cleaned = 0.000397495 Jy ! Component: 200 - total flux cleaned = 0.000388174 Jy ! Total flux subtracted in 200 components = 0.000388174 Jy ! Clean residual min=-0.002955 max=0.002807 Jy/beam ! Clean residual mean=-0.000004 rms=0.000656 Jy/beam ! Combined flux in latest and established models = 0.126726 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 25 components and 0.126726 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=0.083207Jy sigma=1.262652 ! Fit after self-cal, rms=0.083257Jy sigma=1.262615 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.75019e-05 Jy ! Component: 100 - total flux cleaned = 3.59426e-06 Jy ! Component: 150 - total flux cleaned = -1.05137e-05 Jy ! Component: 200 - total flux cleaned = -1.03301e-05 Jy ! Total flux subtracted in 200 components = -1.03301e-05 Jy ! Clean residual min=-0.002940 max=0.002810 Jy/beam ! Clean residual mean=-0.000004 rms=0.000656 Jy/beam ! Combined flux in latest and established models = 0.126716 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 31 components and 0.126716 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=0.083256Jy sigma=1.262600 ! Fit after self-cal, rms=0.083256Jy sigma=1.262598 ! 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=0.083256Jy sigma=1.262598 ! Fit after self-cal, rms=0.083309Jy sigma=1.262522 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.816 mas, bmaj=3.83 mas, bpa=5.323 degrees ! Estimated noise=0.778566 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000416055 Jy ! Component: 100 - total flux cleaned = 0.000417548 Jy ! Component: 150 - total flux cleaned = 0.000436495 Jy ! Component: 200 - total flux cleaned = 0.000484572 Jy ! Total flux subtracted in 200 components = 0.000484572 Jy ! Clean residual min=-0.003362 max=0.003415 Jy/beam ! Clean residual mean=-0.000011 rms=0.000974 Jy/beam ! Combined flux in latest and established models = 0.1272 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 34 components and 0.1272 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=0.083309Jy sigma=1.262840 ! Fit after self-cal, rms=0.083303Jy sigma=1.262746 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 = 6.22688e-05 Jy ! Component: 100 - total flux cleaned = 6.20727e-05 Jy ! Component: 150 - total flux cleaned = 7.60033e-05 Jy ! Component: 200 - total flux cleaned = 8.76197e-05 Jy ! Total flux subtracted in 200 components = 8.76197e-05 Jy ! Clean residual min=-0.003320 max=0.003381 Jy/beam ! Clean residual mean=-0.000010 rms=0.000967 Jy/beam ! Combined flux in latest and established models = 0.127288 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 34 components and 0.127288 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=0.083315Jy sigma=1.263250 ! Fit after self-cal, rms=0.083305Jy sigma=1.263192 ! 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=0.6559 mas, bmaj=1.65 mas, bpa=-6.436 degrees ! Estimated noise=0.515548 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6559 x 1.65 at -6.436 degrees (North through East) ! Clean map min=-0.0025789 max=0.11751 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=0.541 mas, bmaj=1.478 mas, bpa=-8.308 degrees ! Estimated noise=0.76125 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.089951 Jy ! Component: 100 - total flux cleaned = 0.110177 Jy ! Component: 150 - total flux cleaned = 0.118422 Jy ! Component: 200 - total flux cleaned = 0.122686 Jy ! Total flux subtracted in 200 components = 0.122686 Jy ! Clean residual min=-0.003746 max=0.003933 Jy/beam ! Clean residual mean=-0.000002 rms=0.000956 Jy/beam ! Combined flux in latest and established models = 0.122686 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 9 model components to the UV plane model. ! The established model now contains 9 components and 0.122686 Jy ! Inverting map and beam ! Estimated beam: bmin=0.6559 mas, bmaj=1.65 mas, bpa=-6.436 degrees ! Estimated noise=0.515548 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 = 0.00301971 Jy ! Component: 100 - total flux cleaned = 0.00350369 Jy ! Component: 150 - total flux cleaned = 0.00385826 Jy ! Component: 200 - total flux cleaned = 0.00404621 Jy ! Total flux subtracted in 200 components = 0.00404621 Jy ! Clean residual min=-0.003106 max=0.002791 Jy/beam ! Clean residual mean=-0.000004 rms=0.000673 Jy/beam ! Combined flux in latest and established models = 0.126732 Jy ! Adding 14 model components to the UV plane model. ! The established model now contains 19 components and 0.126732 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=1.816 mas, bmaj=3.83 mas, bpa=5.323 degrees ! Estimated noise=0.778566 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000521091 Jy ! Component: 100 - total flux cleaned = 0.000558598 Jy ! Component: 150 - total flux cleaned = 0.000617424 Jy ! Component: 200 - total flux cleaned = 0.00064108 Jy ! Total flux subtracted in 200 components = 0.00064108 Jy ! Clean residual min=-0.003364 max=0.003456 Jy/beam ! Clean residual mean=-0.000010 rms=0.000976 Jy/beam ! Combined flux in latest and established models = 0.127373 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 = 3.64399e-05 Jy ! Component: 100 - total flux cleaned = 5.15201e-05 Jy ! Component: 150 - total flux cleaned = 7.42388e-05 Jy ! Component: 200 - total flux cleaned = 8.38018e-05 Jy ! Total flux subtracted in 200 components = 8.38018e-05 Jy ! Clean residual min=-0.003313 max=0.003444 Jy/beam ! Clean residual mean=-0.000010 rms=0.000964 Jy/beam ! Combined flux in latest and established models = 0.127457 Jy ! Adding 6 model components to the UV plane model. ! The established model now contains 22 components and 0.127457 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.6559 mas, bmaj=1.65 mas, bpa=-6.436 degrees ! Estimated noise=0.515548 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000388207 Jy ! Component: 100 - total flux cleaned = -0.000284479 Jy ! Component: 150 - total flux cleaned = -0.000256556 Jy ! Component: 200 - total flux cleaned = -0.000256533 Jy ! Total flux subtracted in 200 components = -0.000256533 Jy ! Clean residual min=-0.002984 max=0.002800 Jy/beam ! Clean residual mean=-0.000003 rms=0.000654 Jy/beam ! Combined flux in latest and established models = 0.1272 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 31 components and 0.1272 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=0.083308Jy sigma=1.262876 ! Fit after self-cal, rms=0.083316Jy sigma=1.262856 wmodel J1928-2035_X_map.mod ! Writing 31 model components to file: J1928-2035_X_map.mod wobs J1928-2035_X_uvs.fits ! Writing UV FITS file: J1928-2035_X_uvs.fits wwins J1928-2035_X_map.win ! wwins: Wrote 1 windows to J1928-2035_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 = -0.000395448 Jy ! Component: 100 - total flux cleaned = -7.85075e-05 Jy ! Component: 150 - total flux cleaned = 0.000267429 Jy ! Component: 200 - total flux cleaned = 0.000310005 Jy ! Component: 250 - total flux cleaned = 0.000271119 Jy ! Component: 300 - total flux cleaned = 0.000194088 Jy ! Component: 350 - total flux cleaned = 0.000156494 Jy ! Component: 400 - total flux cleaned = 0.000156352 Jy ! Component: 450 - total flux cleaned = 0.000261837 Jy ! Component: 500 - total flux cleaned = 0.000192631 Jy ! Component: 550 - total flux cleaned = 0.000259464 Jy ! Component: 600 - total flux cleaned = 0.000258821 Jy ! Component: 650 - total flux cleaned = 0.000322063 Jy ! Component: 700 - total flux cleaned = 0.000321425 Jy ! Component: 750 - total flux cleaned = 0.000321535 Jy ! Component: 800 - total flux cleaned = 0.000291716 Jy ! Component: 850 - total flux cleaned = 0.00037998 Jy ! Component: 900 - total flux cleaned = 0.000466031 Jy ! Component: 950 - total flux cleaned = 0.000493564 Jy ! Component: 1000 - total flux cleaned = 0.000493533 Jy ! Component: 1050 - total flux cleaned = 0.000494073 Jy ! Component: 1100 - total flux cleaned = 0.000573723 Jy ! Component: 1150 - total flux cleaned = 0.000547097 Jy ! Component: 1200 - total flux cleaned = 0.000573143 Jy ! Component: 1250 - total flux cleaned = 0.000573289 Jy ! Component: 1300 - total flux cleaned = 0.000624076 Jy ! Component: 1350 - total flux cleaned = 0.00072368 Jy ! Component: 1400 - total flux cleaned = 0.000772345 Jy ! Component: 1450 - total flux cleaned = 0.000724885 Jy ! Component: 1500 - total flux cleaned = 0.00081955 Jy ! Component: 1550 - total flux cleaned = 0.000795474 Jy ! Component: 1600 - total flux cleaned = 0.000749249 Jy ! Component: 1650 - total flux cleaned = 0.000772303 Jy ! Component: 1700 - total flux cleaned = 0.000749877 Jy ! Component: 1750 - total flux cleaned = 0.000772427 Jy ! Component: 1800 - total flux cleaned = 0.000728132 Jy ! Component: 1850 - total flux cleaned = 0.000619448 Jy ! Component: 1900 - total flux cleaned = 0.000705202 Jy ! Component: 1950 - total flux cleaned = 0.000641499 Jy ! Component: 2000 - total flux cleaned = 0.000620853 Jy ! Component: 2050 - total flux cleaned = 0.000538188 Jy ! Component: 2100 - total flux cleaned = 0.000538615 Jy ! Component: 2150 - total flux cleaned = 0.000558848 Jy ! Component: 2200 - total flux cleaned = 0.000538789 Jy ! Component: 2250 - total flux cleaned = 0.000558443 Jy ! Component: 2300 - total flux cleaned = 0.000519052 Jy ! Component: 2350 - total flux cleaned = 0.000480375 Jy ! Component: 2400 - total flux cleaned = 0.000499429 Jy ! Component: 2450 - total flux cleaned = 0.000518379 Jy ! Component: 2500 - total flux cleaned = 0.000462142 Jy ! Component: 2550 - total flux cleaned = 0.000518062 Jy ! Component: 2600 - total flux cleaned = 0.000444524 Jy ! Component: 2650 - total flux cleaned = 0.000462802 Jy ! Component: 2700 - total flux cleaned = 0.000480856 Jy ! Component: 2750 - total flux cleaned = 0.000445038 Jy ! Component: 2800 - total flux cleaned = 0.000445145 Jy ! Component: 2850 - total flux cleaned = 0.000445171 Jy ! Component: 2900 - total flux cleaned = 0.000445295 Jy ! Component: 2950 - total flux cleaned = 0.00037639 Jy ! Component: 3000 - total flux cleaned = 0.000410654 Jy ! Component: 3050 - total flux cleaned = 0.000325881 Jy ! Component: 3100 - total flux cleaned = 0.000309137 Jy ! Component: 3150 - total flux cleaned = 0.000259179 Jy ! Component: 3200 - total flux cleaned = 0.000209777 Jy ! Component: 3250 - total flux cleaned = 0.000210007 Jy ! Component: 3300 - total flux cleaned = 0.000161483 Jy ! Component: 3350 - total flux cleaned = 0.000161504 Jy ! Component: 3400 - total flux cleaned = 0.000129505 Jy ! Component: 3450 - total flux cleaned = 8.1904e-05 Jy ! Component: 3500 - total flux cleaned = 3.51671e-06 Jy ! Component: 3550 - total flux cleaned = -5.86924e-05 Jy ! Component: 3600 - total flux cleaned = -0.000120434 Jy ! Component: 3650 - total flux cleaned = -0.000166372 Jy ! Component: 3700 - total flux cleaned = -0.000227236 Jy ! Component: 3750 - total flux cleaned = -0.000242283 Jy ! Component: 3800 - total flux cleaned = -0.000287247 Jy ! Component: 3850 - total flux cleaned = -0.000346571 Jy ! Component: 3900 - total flux cleaned = -0.000420355 Jy ! Component: 3950 - total flux cleaned = -0.00042041 Jy ! Component: 4000 - total flux cleaned = -0.00049312 Jy ! Component: 4050 - total flux cleaned = -0.000507585 Jy ! Total flux subtracted in 4096 components = -0.000593577 Jy ! Clean residual min=-0.000862 max=0.000923 Jy/beam ! Clean residual mean=-0.000001 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.126607 Jy keep ! Adding 272 model components to the UV plane model. ! The established model now contains 303 components and 0.126607 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1928-2035_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6559 x 1.65 at -6.436 degrees (North through East) ! Clean map min=-0.0020173 max=0.11735 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1928-2035_X_map.fits wmodel /vlbi/uf001/uva//J1928-2035_X_map.mod ! Writing 303 model components to file: /vlbi/uf001/uva//J1928-2035_X_map.mod wobs /vlbi/uf001/uva//J1928-2035_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1928-2035_X_uvs.fits wwins /vlbi/uf001/uva//J1928-2035_X_map.win ! wwins: Wrote 2 windows to /vlbi/uf001/uva//J1928-2035_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.117352 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000238668 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.610135 0.610135 1.22027 2.44054 4.88108 9.76216 19.5243 39.0486 78.0973 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.117 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 491.694 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1928-2035_X_dfm.log closed on Mon Jan 14 05:05:45 2019