! Started logfile: /vlbi/uf001/uva//J0806-0454_X_dfm.log on Sun Jan 13 23:46:46 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//J0806-0454_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0806-0454_X_uva.fits ! AN table 1: 87 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0806-0454 ! ! 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 37584 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 J0806-0454_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 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001098Jy sigma=22.606650 ! Fit after self-cal, rms=0.975801Jy sigma=22.045755 ! 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=0.6313 mas, bmaj=1.664 mas, bpa=-2.613 degrees ! Estimated noise=0.293587 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 = 0.0198917 Jy ! Component: 100 - total flux cleaned = 0.0243609 Jy ! Total flux subtracted in 100 components = 0.0243609 Jy ! Clean residual min=-0.003247 max=0.002902 Jy/beam ! Clean residual mean=-0.000001 rms=0.000476 Jy/beam ! Combined flux in latest and established models = 0.0243609 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0243609 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=0.053116Jy sigma=1.147752 ! Fit after self-cal, rms=0.051523Jy sigma=1.109732 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00391876 Jy ! Component: 100 - total flux cleaned = 0.00421055 Jy ! Total flux subtracted in 100 components = 0.00421055 Jy ! Clean residual min=-0.003171 max=0.002220 Jy/beam ! Clean residual mean=-0.000000 rms=0.000444 Jy/beam ! Combined flux in latest and established models = 0.0285715 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0285715 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=0.051274Jy sigma=1.104774 ! Fit after self-cal, rms=0.051259Jy sigma=1.104542 ! 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=0.8048 mas, bmaj=1.904 mas, bpa=-2.275 degrees ! Estimated noise=0.166196 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 = -0.000726179 Jy ! Component: 100 - total flux cleaned = -0.00085121 Jy ! Component: 150 - total flux cleaned = -0.000916917 Jy ! Component: 200 - total flux cleaned = -0.000988978 Jy ! Total flux subtracted in 200 components = -0.000988978 Jy ! Clean residual min=-0.002529 max=0.001949 Jy/beam ! Clean residual mean=-0.000001 rms=0.000359 Jy/beam ! Combined flux in latest and established models = 0.0275825 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 12 components and 0.0275825 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=0.051227Jy sigma=1.103764 ! Fit after self-cal, rms=0.051194Jy sigma=1.103508 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8048 x 1.904 at -2.275 degrees (North through East) ! Clean map min=-0.0027016 max=0.029191 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.81 FD 1.06 HN 1.00 KP 0.92 ! LA 1.00 MK 1.07 NL 1.31 OV 1.10 ! SC 1.13 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.79 FD 0.99 HN 0.97 KP 0.98 ! LA 0.90 MK 1.08 NL 1.38 OV 1.22 ! SC 1.08 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.79 FD 1.08 HN 0.99 KP 1.03 ! LA 0.94 MK 1.00 NL 1.29 OV 1.28 ! SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.78 FD 1.09 HN 0.95 KP 1.05 ! LA 0.94 MK 1.02 NL 1.42 OV 1.09 ! SC 1.11 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.77 FD 1.06 HN 1.00 KP 1.01 ! LA 1.00 MK 1.01 NL 1.31 OV 1.06 ! SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.78 FD 1.15 HN 0.96 KP 1.07 ! LA 0.88 MK 1.02 NL 1.40 OV 1.08 ! SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.73 FD 1.12 HN 0.91 KP 1.05 ! LA 0.93 MK 0.99 NL 1.45 OV 1.01 ! SC 1.05 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.76 FD 1.11 HN 0.92 KP 1.03 ! LA 0.95 MK 1.02 NL 1.39 OV 0.96 ! SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.74 FD 1.03 HN 0.92 KP 1.03 ! LA 0.95 MK 0.97 NL 1.36 OV 1.03 ! SC 1.08 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.67 FD 1.02 HN 0.86 KP 0.99 ! LA 0.83 MK 1.08 NL 1.33 OV 1.04 ! SC 1.07 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.67 FD 0.99 HN 0.88 KP 0.96 ! LA 0.84 MK 0.87 NL 1.44 OV 1.12 ! SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.63 FD 0.95 HN 0.89 KP 0.97 ! LA 0.91 MK 0.86 NL 1.36 OV 1.07 ! SC 0.94 ! ! ! Fit before self-cal, rms=0.051194Jy sigma=1.103508 ! Fit after self-cal, rms=0.049711Jy sigma=1.093222 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8067 mas, bmaj=1.865 mas, bpa=-1.826 degrees ! Estimated noise=0.164981 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 = -9.61635e-05 Jy ! Component: 100 - total flux cleaned = -8.10948e-05 Jy ! Component: 150 - total flux cleaned = -8.13413e-05 Jy ! Component: 200 - total flux cleaned = -8.13859e-05 Jy ! Total flux subtracted in 200 components = -8.13859e-05 Jy ! Clean residual min=-0.000759 max=0.000820 Jy/beam ! Clean residual mean=0.000000 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 0.0275011 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 19 components and 0.0275011 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=0.049709Jy sigma=1.093181 ! Fit after self-cal, rms=0.050025Jy sigma=1.088686 ! 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=0.050025Jy sigma=1.088686 ! Fit after self-cal, rms=0.052348Jy sigma=1.085647 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8139 mas, bmaj=1.842 mas, bpa=-1.226 degrees ! Estimated noise=0.166645 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.90575e-05 Jy ! Component: 100 - total flux cleaned = 1.8987e-05 Jy ! Component: 150 - total flux cleaned = 2.3887e-05 Jy ! Component: 200 - total flux cleaned = 1.96144e-05 Jy ! Total flux subtracted in 200 components = 1.96144e-05 Jy ! Clean residual min=-0.000720 max=0.000808 Jy/beam ! Clean residual mean=0.000000 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.0275207 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 20 components and 0.0275207 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=0.052346Jy sigma=1.085622 ! Fit after self-cal, rms=0.052617Jy sigma=1.084047 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 = -0.00022273 Jy ! Component: 100 - total flux cleaned = -0.000251486 Jy ! Component: 150 - total flux cleaned = -0.00025164 Jy ! Component: 200 - total flux cleaned = -0.00025165 Jy ! Total flux subtracted in 200 components = -0.00025165 Jy ! Clean residual min=-0.000886 max=0.000817 Jy/beam ! Clean residual mean=-0.000000 rms=0.000186 Jy/beam ! Combined flux in latest and established models = 0.0272691 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 26 components and 0.0272691 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=0.052615Jy sigma=1.084018 ! Fit after self-cal, rms=0.052625Jy sigma=1.083977 ! 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=0.052625Jy sigma=1.083977 ! Fit after self-cal, rms=0.054339Jy sigma=1.083327 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8182 mas, bmaj=1.834 mas, bpa=-1.038 degrees ! Estimated noise=0.167141 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.53071e-05 Jy ! Component: 100 - total flux cleaned = -4.15388e-05 Jy ! Component: 150 - total flux cleaned = -4.15354e-05 Jy ! Component: 200 - total flux cleaned = -4.12695e-05 Jy ! Total flux subtracted in 200 components = -4.12695e-05 Jy ! Clean residual min=-0.000794 max=0.000846 Jy/beam ! Clean residual mean=0.000000 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.0272278 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 28 components and 0.0272278 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=0.054337Jy sigma=1.083310 ! Fit after self-cal, rms=0.054515Jy sigma=1.082880 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 = -0.00013691 Jy ! Component: 100 - total flux cleaned = -0.000167554 Jy ! Component: 150 - total flux cleaned = -0.000184591 Jy ! Component: 200 - total flux cleaned = -0.000192332 Jy ! Total flux subtracted in 200 components = -0.000192332 Jy ! Clean residual min=-0.000823 max=0.000777 Jy/beam ! Clean residual mean=0.000000 rms=0.000183 Jy/beam ! Combined flux in latest and established models = 0.0270354 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 32 components and 0.0270354 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=0.054514Jy sigma=1.082871 ! Fit after self-cal, rms=0.054521Jy sigma=1.082822 ! 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=0.054521Jy sigma=1.082822 ! Fit after self-cal, rms=0.055396Jy sigma=1.082667 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.977 mas, bmaj=3.078 mas, bpa=9.744 degrees ! Estimated noise=0.222723 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.64054e-05 Jy ! Component: 100 - total flux cleaned = -3.29467e-05 Jy ! Component: 150 - total flux cleaned = -2.82887e-05 Jy ! Component: 200 - total flux cleaned = -2.39888e-05 Jy ! Total flux subtracted in 200 components = -2.39888e-05 Jy ! Clean residual min=-0.001031 max=0.001002 Jy/beam ! Clean residual mean=0.000000 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.0270115 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 34 components and 0.0270115 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=0.055397Jy sigma=1.082675 ! Fit after self-cal, rms=0.055506Jy sigma=1.082502 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 = -0.00014363 Jy ! Component: 100 - total flux cleaned = -0.000190313 Jy ! Component: 150 - total flux cleaned = -0.000190533 Jy ! Component: 200 - total flux cleaned = -0.000190704 Jy ! Total flux subtracted in 200 components = -0.000190704 Jy ! Clean residual min=-0.001032 max=0.000999 Jy/beam ! Clean residual mean=0.000000 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.0268208 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 34 components and 0.0268208 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=0.055507Jy sigma=1.082509 ! Fit after self-cal, rms=0.055515Jy sigma=1.082461 ! 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=0.8206 mas, bmaj=1.829 mas, bpa=-0.9209 degrees ! Estimated noise=0.167411 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8206 x 1.829 at -0.9209 degrees (North through East) ! Clean map min=-0.00072579 max=0.028792 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=0.6447 mas, bmaj=1.598 mas, bpa=-1.426 degrees ! Estimated noise=0.297406 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0220844 Jy ! Component: 100 - total flux cleaned = 0.0271512 Jy ! Component: 150 - total flux cleaned = 0.0285766 Jy ! Component: 200 - total flux cleaned = 0.0283548 Jy ! Total flux subtracted in 200 components = 0.0283548 Jy ! Clean residual min=-0.001374 max=0.001346 Jy/beam ! Clean residual mean=-0.000000 rms=0.000333 Jy/beam ! Combined flux in latest and established models = 0.0283548 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.0283548 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8206 mas, bmaj=1.829 mas, bpa=-0.9209 degrees ! Estimated noise=0.167411 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 = -0.000469062 Jy ! Component: 100 - total flux cleaned = -0.000641959 Jy ! Component: 150 - total flux cleaned = -0.000804105 Jy ! Component: 200 - total flux cleaned = -0.000940187 Jy ! Total flux subtracted in 200 components = -0.000940187 Jy ! Clean residual min=-0.000776 max=0.000764 Jy/beam ! Clean residual mean=0.000000 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 0.0274146 Jy ! Adding 10 model components to the UV plane model. ! The established model now contains 17 components and 0.0274146 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=1.977 mas, bmaj=3.078 mas, bpa=9.744 degrees ! Estimated noise=0.222723 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000357035 Jy ! Component: 100 - total flux cleaned = -0.000455824 Jy ! Component: 150 - total flux cleaned = -0.000484107 Jy ! Component: 200 - total flux cleaned = -0.000503691 Jy ! Total flux subtracted in 200 components = -0.000503691 Jy ! Clean residual min=-0.001033 max=0.001017 Jy/beam ! Clean residual mean=0.000000 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.0269109 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 = -2.1244e-05 Jy ! Component: 100 - total flux cleaned = -3.93248e-05 Jy ! Component: 150 - total flux cleaned = -5.4723e-05 Jy ! Component: 200 - total flux cleaned = -6.54047e-05 Jy ! Total flux subtracted in 200 components = -6.54047e-05 Jy ! Clean residual min=-0.001027 max=0.001013 Jy/beam ! Clean residual mean=0.000000 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.0268455 Jy ! Adding 4 model components to the UV plane model. ! The established model now contains 18 components and 0.0268455 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8206 mas, bmaj=1.829 mas, bpa=-0.9209 degrees ! Estimated noise=0.167411 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00010244 Jy ! Component: 100 - total flux cleaned = -0.00012058 Jy ! Component: 150 - total flux cleaned = -0.000120713 Jy ! Component: 200 - total flux cleaned = -0.000115264 Jy ! Total flux subtracted in 200 components = -0.000115264 Jy ! Clean residual min=-0.000787 max=0.000796 Jy/beam ! Clean residual mean=0.000000 rms=0.000181 Jy/beam ! Combined flux in latest and established models = 0.0267303 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 19 components and 0.0267303 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=0.055514Jy sigma=1.082501 ! Fit after self-cal, rms=0.055512Jy sigma=1.082478 wmodel J0806-0454_X_map.mod ! Writing 19 model components to file: J0806-0454_X_map.mod wobs J0806-0454_X_uvs.fits ! Writing UV FITS file: J0806-0454_X_uvs.fits wwins J0806-0454_X_map.win ! wwins: Wrote 1 windows to J0806-0454_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 = 3.02896e-05 Jy ! Component: 100 - total flux cleaned = 4.31836e-05 Jy ! Component: 150 - total flux cleaned = 0.000131995 Jy ! Component: 200 - total flux cleaned = 0.0001563 Jy ! Component: 250 - total flux cleaned = 0.000144316 Jy ! Component: 300 - total flux cleaned = 0.000133058 Jy ! Component: 350 - total flux cleaned = 0.000166709 Jy ! Component: 400 - total flux cleaned = 0.000177098 Jy ! Component: 450 - total flux cleaned = 0.000155384 Jy ! Component: 500 - total flux cleaned = 0.000165802 Jy ! Component: 550 - total flux cleaned = 0.000165675 Jy ! Component: 600 - total flux cleaned = 0.000165693 Jy ! Component: 650 - total flux cleaned = 0.000175966 Jy ! Component: 700 - total flux cleaned = 0.00020573 Jy ! Component: 750 - total flux cleaned = 0.000225601 Jy ! Component: 800 - total flux cleaned = 0.000264413 Jy ! Component: 850 - total flux cleaned = 0.000283692 Jy ! Component: 900 - total flux cleaned = 0.000293253 Jy ! Component: 950 - total flux cleaned = 0.000330296 Jy ! Component: 1000 - total flux cleaned = 0.000339472 Jy ! Component: 1050 - total flux cleaned = 0.000375817 Jy ! Component: 1100 - total flux cleaned = 0.000375734 Jy ! Component: 1150 - total flux cleaned = 0.000375639 Jy ! Component: 1200 - total flux cleaned = 0.000401999 Jy ! Component: 1250 - total flux cleaned = 0.000410602 Jy ! Component: 1300 - total flux cleaned = 0.000401927 Jy ! Component: 1350 - total flux cleaned = 0.000410457 Jy ! Component: 1400 - total flux cleaned = 0.000435836 Jy ! Component: 1450 - total flux cleaned = 0.000435832 Jy ! Component: 1500 - total flux cleaned = 0.00041104 Jy ! Component: 1550 - total flux cleaned = 0.000402844 Jy ! Component: 1600 - total flux cleaned = 0.000443395 Jy ! Component: 1650 - total flux cleaned = 0.000419216 Jy ! Component: 1700 - total flux cleaned = 0.000395254 Jy ! Component: 1750 - total flux cleaned = 0.000426863 Jy ! Component: 1800 - total flux cleaned = 0.000434625 Jy ! Component: 1850 - total flux cleaned = 0.000419104 Jy ! Component: 1900 - total flux cleaned = 0.000434633 Jy ! Component: 1950 - total flux cleaned = 0.000426918 Jy ! Component: 2000 - total flux cleaned = 0.000419344 Jy ! Component: 2050 - total flux cleaned = 0.000434469 Jy ! Component: 2100 - total flux cleaned = 0.000441977 Jy ! Component: 2150 - total flux cleaned = 0.000449479 Jy ! Component: 2200 - total flux cleaned = 0.000471562 Jy ! Component: 2250 - total flux cleaned = 0.000478973 Jy ! Component: 2300 - total flux cleaned = 0.000500659 Jy ! Component: 2350 - total flux cleaned = 0.000464711 Jy ! Component: 2400 - total flux cleaned = 0.000514689 Jy ! Component: 2450 - total flux cleaned = 0.000514638 Jy ! Component: 2500 - total flux cleaned = 0.000521675 Jy ! Component: 2550 - total flux cleaned = 0.000535621 Jy ! Component: 2600 - total flux cleaned = 0.000549548 Jy ! Component: 2650 - total flux cleaned = 0.000556402 Jy ! Component: 2700 - total flux cleaned = 0.000549624 Jy ! Component: 2750 - total flux cleaned = 0.000563321 Jy ! Component: 2800 - total flux cleaned = 0.000597132 Jy ! Component: 2850 - total flux cleaned = 0.000610522 Jy ! Component: 2900 - total flux cleaned = 0.000630453 Jy ! Component: 2950 - total flux cleaned = 0.000630349 Jy ! Component: 3000 - total flux cleaned = 0.000630341 Jy ! Component: 3050 - total flux cleaned = 0.000643393 Jy ! Component: 3100 - total flux cleaned = 0.000669421 Jy ! Component: 3150 - total flux cleaned = 0.000695254 Jy ! Component: 3200 - total flux cleaned = 0.000701689 Jy ! Component: 3250 - total flux cleaned = 0.000695271 Jy ! Component: 3300 - total flux cleaned = 0.000733359 Jy ! Component: 3350 - total flux cleaned = 0.000752266 Jy ! Component: 3400 - total flux cleaned = 0.000739669 Jy ! Component: 3450 - total flux cleaned = 0.000752134 Jy ! Component: 3500 - total flux cleaned = 0.000764577 Jy ! Component: 3550 - total flux cleaned = 0.000783029 Jy ! Component: 3600 - total flux cleaned = 0.000807572 Jy ! Component: 3650 - total flux cleaned = 0.000813643 Jy ! Component: 3700 - total flux cleaned = 0.000843897 Jy ! Component: 3750 - total flux cleaned = 0.000819739 Jy ! Component: 3800 - total flux cleaned = 0.000879805 Jy ! Component: 3850 - total flux cleaned = 0.000879792 Jy ! Component: 3900 - total flux cleaned = 0.000909581 Jy ! Component: 3950 - total flux cleaned = 0.000933248 Jy ! Component: 4000 - total flux cleaned = 0.00097441 Jy ! Component: 4050 - total flux cleaned = 0.000980288 Jy ! Total flux subtracted in 4096 components = 0.00100359 Jy ! Clean residual min=-0.000379 max=0.000345 Jy/beam ! Clean residual mean=-0.000000 rms=0.000101 Jy/beam ! Combined flux in latest and established models = 0.0277339 Jy keep ! Adding 307 model components to the UV plane model. ! The established model now contains 326 components and 0.0277339 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0806-0454_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8206 x 1.829 at -0.9209 degrees (North through East) ! Clean map min=-0.00057317 max=0.028611 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0806-0454_X_map.fits wmodel /vlbi/uf001/uva//J0806-0454_X_map.mod ! Writing 326 model components to file: /vlbi/uf001/uva//J0806-0454_X_map.mod wobs /vlbi/uf001/uva//J0806-0454_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0806-0454_X_uvs.fits wwins /vlbi/uf001/uva//J0806-0454_X_map.win ! wwins: Wrote 2 windows to /vlbi/uf001/uva//J0806-0454_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0286113 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000101283 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.062 1.062 2.12399 4.24798 8.49596 16.9919 33.9839 67.9677 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.028 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 282.487 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0806-0454_X_dfm.log closed on Sun Jan 13 23:46:51 2019