! Started logfile: /vlbi/uf001/uva//J0006+3422_X_dfm.log on Sun Jan 13 20:24:22 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//J0006+3422_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0006+3422_X_uva.fits ! AN table 1: 78 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.828704 visibilities/baseline/integration-bin. ! Found source: J0006+3422 ! ! 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 27924 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 J0006+3422_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 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001132Jy sigma=19.848099 ! Fit after self-cal, rms=0.939117Jy sigma=18.565826 ! 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=0.6061 mas, bmaj=1.345 mas, bpa=-0.2378 degrees ! Estimated noise=0.451037 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 = 0.0503007 Jy ! Component: 100 - total flux cleaned = 0.0613269 Jy ! Total flux subtracted in 100 components = 0.0613269 Jy ! Clean residual min=-0.002842 max=0.003369 Jy/beam ! Clean residual mean=0.000001 rms=0.000650 Jy/beam ! Combined flux in latest and established models = 0.0613269 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0613269 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=0.064045Jy sigma=1.108753 ! Fit after self-cal, rms=0.063319Jy sigma=1.096265 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00348845 Jy ! Component: 100 - total flux cleaned = 0.00404296 Jy ! Total flux subtracted in 100 components = 0.00404296 Jy ! Clean residual min=-0.002665 max=0.003100 Jy/beam ! Clean residual mean=0.000001 rms=0.000613 Jy/beam ! Combined flux in latest and established models = 0.0653699 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 10 components and 0.0653699 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=0.063231Jy sigma=1.092456 ! Fit after self-cal, rms=0.063229Jy sigma=1.092331 ! 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=0.7382 mas, bmaj=1.672 mas, bpa=-0.4288 degrees ! Estimated noise=0.233142 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 = -0.000637114 Jy ! Component: 100 - total flux cleaned = -0.000667463 Jy ! Component: 150 - total flux cleaned = -0.000669254 Jy ! Component: 200 - total flux cleaned = -0.000649332 Jy ! Total flux subtracted in 200 components = -0.000649332 Jy ! Clean residual min=-0.002258 max=0.002135 Jy/beam ! Clean residual mean=0.000001 rms=0.000409 Jy/beam ! Combined flux in latest and established models = 0.0647205 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 15 components and 0.0647205 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=0.063203Jy sigma=1.091889 ! Fit after self-cal, rms=0.063202Jy sigma=1.091857 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7382 x 1.672 at -0.4288 degrees (North through East) ! Clean map min=-0.0020918 max=0.064437 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.00 HN 1.00 KP 0.97 ! MK 1.01 NL 1.09 OV 0.95 PT 0.97 ! SC 0.90 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 0.97 KP 1.05 ! MK 1.04 NL 1.01 OV 0.95 PT 0.91 ! SC 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.00 HN 1.00 KP 1.03 ! MK 1.04 NL 1.08 OV 0.89 PT 0.94 ! SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.99 HN 0.93 KP 0.95 ! MK 1.04 NL 1.06 OV 0.94 PT 0.90 ! SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 0.99 KP 1.02 ! MK 1.06 NL 1.01 OV 0.92 PT 1.03 ! SC 0.92 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.99 KP 0.97 ! MK 1.03 NL 1.01 OV 0.93 PT 0.86 ! SC 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.00 HN 0.99 KP 1.03 ! MK 1.01 NL 1.11 OV 0.94 PT 0.95 ! SC 0.90 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.95 KP 1.03 ! MK 1.04 NL 1.03 OV 0.91 PT 0.98 ! SC 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.00 HN 0.98 KP 1.00 ! MK 1.01 NL 1.03 OV 0.90 PT 1.00 ! SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.00 HN 0.94 KP 0.95 ! MK 1.03 NL 1.05 OV 0.90 PT 0.91 ! SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 0.93 KP 1.00 ! MK 1.00 NL 1.05 OV 0.90 PT 0.89 ! SC 0.91 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.04 HN 0.94 KP 1.00 ! MK 1.01 NL 1.07 OV 0.91 PT 0.95 ! SC 0.90 ! ! ! Fit before self-cal, rms=0.063202Jy sigma=1.091857 ! Fit after self-cal, rms=0.062334Jy sigma=1.085546 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7348 mas, bmaj=1.679 mas, bpa=0.02091 degrees ! Estimated noise=0.230311 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 = -0.000699346 Jy ! Component: 100 - total flux cleaned = -0.000873722 Jy ! Component: 150 - total flux cleaned = -0.000981001 Jy ! Component: 200 - total flux cleaned = -0.00105651 Jy ! Total flux subtracted in 200 components = -0.00105651 Jy ! Clean residual min=-0.001199 max=0.001276 Jy/beam ! Clean residual mean=0.000001 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.063664 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 23 components and 0.063664 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=0.062317Jy sigma=1.085525 ! Fit after self-cal, rms=0.062385Jy sigma=1.085116 ! 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=0.062385Jy sigma=1.085116 ! Fit after self-cal, rms=0.065389Jy sigma=1.080855 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7342 mas, bmaj=1.684 mas, bpa=0.09216 degrees ! Estimated noise=0.230195 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000324124 Jy ! Component: 100 - total flux cleaned = -0.000364625 Jy ! Component: 150 - total flux cleaned = -0.000376459 Jy ! Component: 200 - total flux cleaned = -0.000392335 Jy ! Total flux subtracted in 200 components = -0.000392335 Jy ! Clean residual min=-0.000971 max=0.001129 Jy/beam ! Clean residual mean=0.000001 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.0632717 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 26 components and 0.0632717 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=0.065385Jy sigma=1.080831 ! Fit after self-cal, rms=0.065468Jy sigma=1.080655 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 (49.6, 36.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000956125 Jy ! Component: 100 - total flux cleaned = 0.00136917 Jy ! Component: 150 - total flux cleaned = 0.00154443 Jy ! Component: 200 - total flux cleaned = 0.0015818 Jy ! Total flux subtracted in 200 components = 0.0015818 Jy ! Clean residual min=-0.000951 max=0.000940 Jy/beam ! Clean residual mean=0.000000 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.0648535 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 39 components and 0.0648535 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=0.065447Jy sigma=1.080387 ! Fit after self-cal, rms=0.065449Jy sigma=1.080323 ! 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=0.065449Jy sigma=1.080323 ! Fit after self-cal, rms=0.067391Jy sigma=1.080023 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7335 mas, bmaj=1.684 mas, bpa=0.1412 degrees ! Estimated noise=0.230525 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000344379 Jy ! Component: 100 - total flux cleaned = 0.000508104 Jy ! Component: 150 - total flux cleaned = 0.00057667 Jy ! Component: 200 - total flux cleaned = 0.000607976 Jy ! Total flux subtracted in 200 components = 0.000607976 Jy ! Clean residual min=-0.000883 max=0.000918 Jy/beam ! Clean residual mean=0.000000 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.0654615 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 44 components and 0.0654615 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=0.067383Jy sigma=1.079942 ! Fit after self-cal, rms=0.067422Jy sigma=1.079912 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 = 0.000119118 Jy ! Component: 100 - total flux cleaned = 0.000158209 Jy ! Component: 150 - total flux cleaned = 0.000194145 Jy ! Component: 200 - total flux cleaned = 0.000227155 Jy ! Total flux subtracted in 200 components = 0.000227155 Jy ! Clean residual min=-0.000888 max=0.000916 Jy/beam ! Clean residual mean=0.000000 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.0656886 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 46 components and 0.0656886 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=0.067418Jy sigma=1.079878 ! Fit after self-cal, rms=0.067420Jy sigma=1.079873 ! 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=0.067420Jy sigma=1.079873 ! Fit after self-cal, rms=0.067565Jy sigma=1.079855 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.776 mas, bmaj=2.359 mas, bpa=1.886 degrees ! Estimated noise=0.333516 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000245278 Jy ! Component: 100 - total flux cleaned = 0.000382612 Jy ! Component: 150 - total flux cleaned = 0.000493621 Jy ! Component: 200 - total flux cleaned = 0.000528113 Jy ! Total flux subtracted in 200 components = 0.000528113 Jy ! Clean residual min=-0.001199 max=0.001348 Jy/beam ! Clean residual mean=0.000001 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.0662167 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 61 components and 0.0662167 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=0.067564Jy sigma=1.079868 ! Fit after self-cal, rms=0.067568Jy sigma=1.079856 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.20837e-05 Jy ! Component: 100 - total flux cleaned = 0.000139271 Jy ! Component: 150 - total flux cleaned = 0.000150469 Jy ! Component: 200 - total flux cleaned = 0.00016577 Jy ! Total flux subtracted in 200 components = 0.00016577 Jy ! Clean residual min=-0.001193 max=0.001365 Jy/beam ! Clean residual mean=0.000001 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.0663825 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 65 components and 0.0663825 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=0.067568Jy sigma=1.079881 ! Fit after self-cal, rms=0.067568Jy sigma=1.079875 ! 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=0.7333 mas, bmaj=1.684 mas, bpa=0.1673 degrees ! Estimated noise=0.230569 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7333 x 1.684 at 0.1673 degrees (North through East) ! Clean map min=-0.00076797 max=0.06372 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=0.602 mas, bmaj=1.353 mas, bpa=0.2065 degrees ! Estimated noise=0.443227 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0498661 Jy ! Component: 100 - total flux cleaned = 0.0608074 Jy ! Component: 150 - total flux cleaned = 0.0642769 Jy ! Component: 200 - total flux cleaned = 0.0655282 Jy ! Total flux subtracted in 200 components = 0.0655282 Jy ! Clean residual min=-0.002305 max=0.002427 Jy/beam ! Clean residual mean=0.000001 rms=0.000524 Jy/beam ! Combined flux in latest and established models = 0.0655283 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.0655283 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7333 mas, bmaj=1.684 mas, bpa=0.1673 degrees ! Estimated noise=0.230569 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 = 0.000135173 Jy ! Component: 100 - total flux cleaned = 0.000198521 Jy ! Component: 150 - total flux cleaned = 0.00029842 Jy ! Component: 200 - total flux cleaned = 0.000342242 Jy ! Total flux subtracted in 200 components = 0.000342242 Jy ! Clean residual min=-0.000967 max=0.000932 Jy/beam ! Clean residual mean=0.000000 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.0658705 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 31 components and 0.0658705 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=1.776 mas, bmaj=2.359 mas, bpa=1.886 degrees ! Estimated noise=0.333516 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0002307 Jy ! Component: 100 - total flux cleaned = 0.00040582 Jy ! Component: 150 - total flux cleaned = 0.00052237 Jy ! Component: 200 - total flux cleaned = 0.000556918 Jy ! Total flux subtracted in 200 components = 0.000556918 Jy ! Clean residual min=-0.001172 max=0.001327 Jy/beam ! Clean residual mean=0.000001 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.0664274 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 = 3.64569e-05 Jy ! Component: 100 - total flux cleaned = 6.50423e-05 Jy ! Component: 150 - total flux cleaned = 7.12138e-05 Jy ! Component: 200 - total flux cleaned = 7.12796e-05 Jy ! Total flux subtracted in 200 components = 7.12796e-05 Jy ! Clean residual min=-0.001168 max=0.001338 Jy/beam ! Clean residual mean=0.000001 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.0664987 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 47 components and 0.0664987 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7333 mas, bmaj=1.684 mas, bpa=0.1673 degrees ! Estimated noise=0.230569 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.15832e-05 Jy ! Component: 100 - total flux cleaned = 6.63319e-05 Jy ! Component: 150 - total flux cleaned = 9.69801e-06 Jy ! Component: 200 - total flux cleaned = 1.00427e-05 Jy ! Total flux subtracted in 200 components = 1.00427e-05 Jy ! Clean residual min=-0.000896 max=0.000924 Jy/beam ! Clean residual mean=0.000000 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.0665088 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 56 components and 0.0665088 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=0.067578Jy sigma=1.080067 ! Fit after self-cal, rms=0.067575Jy sigma=1.080036 wmodel J0006+3422_X_map.mod ! Writing 56 model components to file: J0006+3422_X_map.mod wobs J0006+3422_X_uvs.fits ! Writing UV FITS file: J0006+3422_X_uvs.fits wwins J0006+3422_X_map.win ! wwins: Wrote 2 windows to J0006+3422_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 = 0.000173159 Jy ! Component: 100 - total flux cleaned = 0.000173644 Jy ! Component: 150 - total flux cleaned = 0.000158763 Jy ! Component: 200 - total flux cleaned = 8.34099e-05 Jy ! Component: 250 - total flux cleaned = 3.88589e-05 Jy ! Component: 300 - total flux cleaned = -3.40964e-05 Jy ! Component: 350 - total flux cleaned = -4.8287e-05 Jy ! Component: 400 - total flux cleaned = -6.22833e-05 Jy ! Component: 450 - total flux cleaned = -7.61352e-05 Jy ! Component: 500 - total flux cleaned = -6.23076e-05 Jy ! Component: 550 - total flux cleaned = -6.22941e-05 Jy ! Component: 600 - total flux cleaned = -3.58067e-05 Jy ! Component: 650 - total flux cleaned = -4.88233e-05 Jy ! Component: 700 - total flux cleaned = -9.68717e-06 Jy ! Component: 750 - total flux cleaned = 5.41635e-05 Jy ! Component: 800 - total flux cleaned = 6.67382e-05 Jy ! Component: 850 - total flux cleaned = 0.000116984 Jy ! Component: 900 - total flux cleaned = 0.000166374 Jy ! Component: 950 - total flux cleaned = 0.000178577 Jy ! Component: 1000 - total flux cleaned = 0.000214879 Jy ! Component: 1050 - total flux cleaned = 0.000238869 Jy ! Component: 1100 - total flux cleaned = 0.000215178 Jy ! Component: 1150 - total flux cleaned = 0.000250421 Jy ! Component: 1200 - total flux cleaned = 0.000215361 Jy ! Component: 1250 - total flux cleaned = 0.000192254 Jy ! Component: 1300 - total flux cleaned = 0.000203644 Jy ! Component: 1350 - total flux cleaned = 0.000203401 Jy ! Component: 1400 - total flux cleaned = 0.000203395 Jy ! Component: 1450 - total flux cleaned = 0.000214414 Jy ! Component: 1500 - total flux cleaned = 0.000258729 Jy ! Component: 1550 - total flux cleaned = 0.000236655 Jy ! Component: 1600 - total flux cleaned = 0.00029116 Jy ! Component: 1650 - total flux cleaned = 0.000312666 Jy ! Component: 1700 - total flux cleaned = 0.000312766 Jy ! Component: 1750 - total flux cleaned = 0.000323465 Jy ! Component: 1800 - total flux cleaned = 0.000397443 Jy ! Component: 1850 - total flux cleaned = 0.00037635 Jy ! Component: 1900 - total flux cleaned = 0.000438785 Jy ! Component: 1950 - total flux cleaned = 0.000428447 Jy ! Component: 2000 - total flux cleaned = 0.000428348 Jy ! Component: 2050 - total flux cleaned = 0.000418185 Jy ! Component: 2100 - total flux cleaned = 0.000438511 Jy ! Component: 2150 - total flux cleaned = 0.000458596 Jy ! Component: 2200 - total flux cleaned = 0.000468667 Jy ! Component: 2250 - total flux cleaned = 0.000488617 Jy ! Component: 2300 - total flux cleaned = 0.000498453 Jy ! Component: 2350 - total flux cleaned = 0.000557153 Jy ! Component: 2400 - total flux cleaned = 0.00056681 Jy ! Component: 2450 - total flux cleaned = 0.000518426 Jy ! Component: 2500 - total flux cleaned = 0.000566551 Jy ! Component: 2550 - total flux cleaned = 0.000556943 Jy ! Component: 2600 - total flux cleaned = 0.00055695 Jy ! Component: 2650 - total flux cleaned = 0.000604294 Jy ! Component: 2700 - total flux cleaned = 0.000594795 Jy ! Component: 2750 - total flux cleaned = 0.000613503 Jy ! Component: 2800 - total flux cleaned = 0.000613566 Jy ! Component: 2850 - total flux cleaned = 0.000576657 Jy ! Component: 2900 - total flux cleaned = 0.000604135 Jy ! Component: 2950 - total flux cleaned = 0.000576753 Jy ! Component: 3000 - total flux cleaned = 0.000585862 Jy ! Component: 3050 - total flux cleaned = 0.000621907 Jy ! Component: 3100 - total flux cleaned = 0.000612943 Jy ! Component: 3150 - total flux cleaned = 0.000612984 Jy ! Component: 3200 - total flux cleaned = 0.000675015 Jy ! Component: 3250 - total flux cleaned = 0.000648525 Jy ! Component: 3300 - total flux cleaned = 0.000701311 Jy ! Component: 3350 - total flux cleaned = 0.000718751 Jy ! Component: 3400 - total flux cleaned = 0.000736151 Jy ! Component: 3450 - total flux cleaned = 0.000727456 Jy ! Component: 3500 - total flux cleaned = 0.000770463 Jy ! Component: 3550 - total flux cleaned = 0.00075328 Jy ! Component: 3600 - total flux cleaned = 0.000804353 Jy ! Component: 3650 - total flux cleaned = 0.000795812 Jy ! Component: 3700 - total flux cleaned = 0.000854825 Jy ! Component: 3750 - total flux cleaned = 0.000905102 Jy ! Component: 3800 - total flux cleaned = 0.000871631 Jy ! Component: 3850 - total flux cleaned = 0.000913274 Jy ! Component: 3900 - total flux cleaned = 0.000880096 Jy ! Component: 3950 - total flux cleaned = 0.000913028 Jy ! Component: 4000 - total flux cleaned = 0.0009376 Jy ! Component: 4050 - total flux cleaned = 0.000978404 Jy ! Total flux subtracted in 4096 components = 0.00101091 Jy ! Clean residual min=-0.000543 max=0.000563 Jy/beam ! Clean residual mean=0.000000 rms=0.000139 Jy/beam ! Combined flux in latest and established models = 0.0675197 Jy keep ! Adding 323 model components to the UV plane model. ! The established model now contains 379 components and 0.0675197 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0006+3422_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7333 x 1.684 at 0.1673 degrees (North through East) ! Clean map min=-0.00083177 max=0.063587 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0006+3422_X_map.fits wmodel /vlbi/uf001/uva//J0006+3422_X_map.mod ! Writing 379 model components to file: /vlbi/uf001/uva//J0006+3422_X_map.mod wobs /vlbi/uf001/uva//J0006+3422_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0006+3422_X_uvs.fits wwins /vlbi/uf001/uva//J0006+3422_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J0006+3422_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0635869 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000139469 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.65801 0.65801 1.31602 2.63204 5.26408 10.5282 21.0563 42.1126 84.2252 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.063 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 455.92 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0006+3422_X_dfm.log closed on Sun Jan 13 20:24:27 2019