! Started logfile: /image_prod/ug002_uva//J2327-1447_X_dfm.log on Thu Mar 5 06:17:35 2020 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 /image_prod/ug002_uva//J2327-1447_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2327-1447_X_uva.fits ! AN table 1: 75 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.782963 visibilities/baseline/integration-bin. ! Found source: J2327-1447 ! ! 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 25368 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 J2327-1447_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 78 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 78 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 78 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 78 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 78 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 78 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 78 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 78 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 78 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 78 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 78 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 78 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.049080Jy sigma=8.405798 ! Fit after self-cal, rms=0.723796Jy sigma=5.864954 ! 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=0.681 mas, bmaj=3.363 mas, bpa=-19.48 degrees ! Estimated noise=1.33056 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 = 0.190451 Jy ! Component: 100 - total flux cleaned = 0.279849 Jy ! Total flux subtracted in 100 components = 0.279849 Jy ! Clean residual min=-0.020169 max=0.048203 Jy/beam ! Clean residual mean=0.000106 rms=0.007286 Jy/beam ! Combined flux in latest and established models = 0.279849 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 0.279849 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=0.152441Jy sigma=1.171310 ! Fit after self-cal, rms=0.150776Jy sigma=1.160434 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0649294 Jy ! Component: 100 - total flux cleaned = 0.108552 Jy ! Total flux subtracted in 100 components = 0.108552 Jy ! Clean residual min=-0.016542 max=0.023930 Jy/beam ! Clean residual mean=0.000052 rms=0.004289 Jy/beam ! Combined flux in latest and established models = 0.388401 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 26 components and 0.388401 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=0.099070Jy sigma=0.755281 ! Fit after self-cal, rms=0.097942Jy sigma=0.748018 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0322718 Jy ! Component: 100 - total flux cleaned = 0.0540479 Jy ! Total flux subtracted in 100 components = 0.0540479 Jy ! Clean residual min=-0.015769 max=0.019780 Jy/beam ! Clean residual mean=0.000024 rms=0.003216 Jy/beam ! Combined flux in latest and established models = 0.442449 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 32 components and 0.442449 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=0.080658Jy sigma=0.611968 ! Fit after self-cal, rms=0.080346Jy sigma=0.609882 ! Inverting map ! Added new window around map position (-2.4, -2.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0153205 Jy ! Component: 100 - total flux cleaned = 0.0234863 Jy ! Total flux subtracted in 100 components = 0.0234863 Jy ! Clean residual min=-0.013928 max=0.017216 Jy/beam ! Clean residual mean=0.000015 rms=0.002639 Jy/beam ! Combined flux in latest and established models = 0.465935 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 44 components and 0.465935 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=0.074651Jy sigma=0.565447 ! Fit after self-cal, rms=0.074277Jy sigma=0.562448 ! 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=0.886 mas, bmaj=3.701 mas, bpa=-17.46 degrees ! Estimated noise=0.561797 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 = 0.0125107 Jy ! Component: 100 - total flux cleaned = 0.016581 Jy ! Component: 150 - total flux cleaned = 0.0190042 Jy ! Component: 200 - total flux cleaned = 0.020318 Jy ! Total flux subtracted in 200 components = 0.020318 Jy ! Clean residual min=-0.009561 max=0.010779 Jy/beam ! Clean residual mean=0.000009 rms=0.002427 Jy/beam ! Combined flux in latest and established models = 0.486253 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 71 components and 0.486253 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=0.070663Jy sigma=0.533848 ! Fit after self-cal, rms=0.070553Jy sigma=0.533000 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.886 x 3.701 at -17.46 degrees (North through East) ! Clean map min=-0.011882 max=0.21924 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 1.00 KP 1.01 ! LA 1.02 MK 0.96 NL 1.06 OV 0.92 ! PT 0.91 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 0.99 KP 1.02 ! LA 1.02 MK 0.98 NL 1.05 OV 0.91 ! PT 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 1.02 KP 1.03 ! LA 1.01 MK 0.98 NL 1.05 OV 0.92 ! PT 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 0.97 KP 1.02 ! LA 1.02 MK 0.98 NL 1.04 OV 0.91 ! PT 0.91 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 1.00 KP 1.03 ! LA 1.03 MK 0.98 NL 1.05 OV 0.91 ! PT 0.92 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 HN 1.01 KP 1.01 ! LA 1.01 MK 1.01 NL 1.06 OV 0.92 ! PT 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HN 0.98 KP 1.03 ! LA 1.02 MK 1.00 NL 1.06 OV 0.91 ! PT 0.92 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 HN 0.99 KP 1.01 ! LA 1.01 MK 0.97 NL 1.07 OV 0.93 ! PT 0.94 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 0.99 KP 1.04 ! LA 1.02 MK 0.97 NL 1.06 OV 0.92 ! PT 0.93 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 1.01 KP 1.03 ! LA 1.02 MK 0.97 NL 1.07 OV 0.90 ! PT 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 1.03 KP 1.04 ! LA 1.02 MK 0.95 NL 1.05 OV 0.92 ! PT 0.90 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HN 1.04 KP 0.99 ! LA 1.05 MK 0.98 NL 1.04 OV 0.92 ! PT 0.94 ! ! ! Fit before self-cal, rms=0.070553Jy sigma=0.533000 ! Fit after self-cal, rms=0.066394Jy sigma=0.503012 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.884 mas, bmaj=3.692 mas, bpa=-17.45 degrees ! Estimated noise=0.5557 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 = -0.00764843 Jy ! Component: 100 - total flux cleaned = -0.0099787 Jy ! Component: 150 - total flux cleaned = -0.0111036 Jy ! Component: 200 - total flux cleaned = -0.0114236 Jy ! Total flux subtracted in 200 components = -0.0114236 Jy ! Clean residual min=-0.009665 max=0.006967 Jy/beam ! Clean residual mean=0.000005 rms=0.001440 Jy/beam ! Combined flux in latest and established models = 0.474829 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 83 components and 0.474829 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=0.064857Jy sigma=0.491179 ! Fit after self-cal, rms=0.064797Jy sigma=0.490489 ! 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=0.064797Jy sigma=0.490489 ! Fit after self-cal, rms=0.063376Jy sigma=0.485868 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8787 mas, bmaj=3.715 mas, bpa=-17.31 degrees ! Estimated noise=0.55235 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00276453 Jy ! Component: 100 - total flux cleaned = -0.00367092 Jy ! Component: 150 - total flux cleaned = -0.00441008 Jy ! Component: 200 - total flux cleaned = -0.00482332 Jy ! Total flux subtracted in 200 components = -0.00482332 Jy ! Clean residual min=-0.008003 max=0.005613 Jy/beam ! Clean residual mean=0.000003 rms=0.001198 Jy/beam ! Combined flux in latest and established models = 0.470006 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 97 components and 0.470006 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=0.062718Jy sigma=0.480720 ! Fit after self-cal, rms=0.062701Jy sigma=0.480356 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 = -0.000659064 Jy ! Component: 100 - total flux cleaned = -0.000756986 Jy ! Component: 150 - total flux cleaned = -0.000756762 Jy ! Component: 200 - total flux cleaned = -0.000681279 Jy ! Total flux subtracted in 200 components = -0.000681279 Jy ! Clean residual min=-0.007195 max=0.005441 Jy/beam ! Clean residual mean=0.000004 rms=0.001147 Jy/beam ! Combined flux in latest and established models = 0.469325 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 103 components and 0.469325 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=0.062473Jy sigma=0.478400 ! Fit after self-cal, rms=0.062459Jy sigma=0.478201 ! 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=0.062459Jy sigma=0.478201 ! Fit after self-cal, rms=0.062264Jy sigma=0.476889 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8772 mas, bmaj=3.708 mas, bpa=-17.28 degrees ! Estimated noise=0.552392 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00160918 Jy ! Component: 100 - total flux cleaned = -0.00190195 Jy ! Component: 150 - total flux cleaned = -0.002228 Jy ! Component: 200 - total flux cleaned = -0.00230507 Jy ! Total flux subtracted in 200 components = -0.00230507 Jy ! Clean residual min=-0.006692 max=0.005143 Jy/beam ! Clean residual mean=0.000002 rms=0.001047 Jy/beam ! Combined flux in latest and established models = 0.46702 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 109 components and 0.46702 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=0.061963Jy sigma=0.474647 ! Fit after self-cal, rms=0.061960Jy sigma=0.474447 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 = -0.000455803 Jy ! Component: 100 - total flux cleaned = -0.000529748 Jy ! Component: 150 - total flux cleaned = -0.000529 Jy ! Component: 200 - total flux cleaned = -0.000584778 Jy ! Total flux subtracted in 200 components = -0.000584778 Jy ! Clean residual min=-0.006190 max=0.005043 Jy/beam ! Clean residual mean=0.000002 rms=0.001013 Jy/beam ! Combined flux in latest and established models = 0.466435 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 114 components and 0.466435 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=0.061824Jy sigma=0.473280 ! Fit after self-cal, rms=0.061817Jy sigma=0.473107 ! 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=0.061817Jy sigma=0.473107 ! Fit after self-cal, rms=0.061681Jy sigma=0.472584 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.042 mas, bmaj=4.854 mas, bpa=-4.377 degrees ! Estimated noise=0.701661 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00306175 Jy ! Component: 100 - total flux cleaned = -0.00341323 Jy ! Component: 150 - total flux cleaned = -0.00347404 Jy ! Component: 200 - total flux cleaned = -0.00338695 Jy ! Total flux subtracted in 200 components = -0.00338695 Jy ! Clean residual min=-0.003554 max=0.003276 Jy/beam ! Clean residual mean=0.000006 rms=0.000837 Jy/beam ! Combined flux in latest and established models = 0.463048 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 125 components and 0.463048 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=0.061654Jy sigma=0.472559 ! Fit after self-cal, rms=0.061602Jy sigma=0.471959 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 = -0.000434043 Jy ! Component: 100 - total flux cleaned = 1.36845e-05 Jy ! Component: 150 - total flux cleaned = 0.000161229 Jy ! Component: 200 - total flux cleaned = 0.000253209 Jy ! Total flux subtracted in 200 components = 0.000253209 Jy ! Clean residual min=-0.003400 max=0.003305 Jy/beam ! Clean residual mean=0.000006 rms=0.000801 Jy/beam ! Combined flux in latest and established models = 0.463301 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 135 components and 0.463301 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=0.061595Jy sigma=0.471921 ! Fit after self-cal, rms=0.061580Jy sigma=0.471760 ! 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=0.8756 mas, bmaj=3.701 mas, bpa=-17.27 degrees ! Estimated noise=0.551802 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8756 x 3.701 at -17.27 degrees (North through East) ! Clean map min=-0.016062 max=0.21793 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=0.6739 mas, bmaj=3.383 mas, bpa=-19.3 degrees ! Estimated noise=1.29865 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.189598 Jy ! Component: 100 - total flux cleaned = 0.282139 Jy ! Component: 150 - total flux cleaned = 0.342049 Jy ! Component: 200 - total flux cleaned = 0.382738 Jy ! Total flux subtracted in 200 components = 0.382738 Jy ! Clean residual min=-0.018057 max=0.022412 Jy/beam ! Clean residual mean=0.000044 rms=0.004130 Jy/beam ! Combined flux in latest and established models = 0.382738 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 28 model components to the UV plane model. ! The established model now contains 28 components and 0.382738 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8756 mas, bmaj=3.701 mas, bpa=-17.27 degrees ! Estimated noise=0.551802 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 = 0.0399854 Jy ! Component: 100 - total flux cleaned = 0.0583269 Jy ! Component: 150 - total flux cleaned = 0.0646705 Jy ! Component: 200 - total flux cleaned = 0.070007 Jy ! Total flux subtracted in 200 components = 0.070007 Jy ! Clean residual min=-0.012424 max=0.008415 Jy/beam ! Clean residual mean=0.000014 rms=0.001803 Jy/beam ! Combined flux in latest and established models = 0.452745 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 62 components and 0.452745 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.042 mas, bmaj=4.854 mas, bpa=-4.377 degrees ! Estimated noise=0.701661 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0108314 Jy ! Component: 100 - total flux cleaned = 0.0122495 Jy ! Component: 150 - total flux cleaned = 0.0122618 Jy ! Component: 200 - total flux cleaned = 0.0122663 Jy ! Total flux subtracted in 200 components = 0.0122663 Jy ! Clean residual min=-0.004219 max=0.003213 Jy/beam ! Clean residual mean=0.000006 rms=0.000909 Jy/beam ! Combined flux in latest and established models = 0.465012 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 = -9.32164e-05 Jy ! Component: 100 - total flux cleaned = -0.000170079 Jy ! Component: 150 - total flux cleaned = -0.000237536 Jy ! Component: 200 - total flux cleaned = -0.000296918 Jy ! Total flux subtracted in 200 components = -0.000296918 Jy ! Clean residual min=-0.003369 max=0.002910 Jy/beam ! Clean residual mean=0.000005 rms=0.000835 Jy/beam ! Combined flux in latest and established models = 0.464715 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 83 components and 0.464715 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8756 mas, bmaj=3.701 mas, bpa=-17.27 degrees ! Estimated noise=0.551802 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00162821 Jy ! Component: 100 - total flux cleaned = 0.00160117 Jy ! Component: 150 - total flux cleaned = 0.00135372 Jy ! Component: 200 - total flux cleaned = 0.000974891 Jy ! Total flux subtracted in 200 components = 0.000974891 Jy ! Clean residual min=-0.009641 max=0.005663 Jy/beam ! Clean residual mean=0.000002 rms=0.001164 Jy/beam ! Combined flux in latest and established models = 0.46569 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 102 components and 0.46569 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=0.062714Jy sigma=0.483776 ! Fit after self-cal, rms=0.062627Jy sigma=0.482445 wmodel J2327-1447_X_map.mod ! Writing 102 model components to file: J2327-1447_X_map.mod wobs J2327-1447_X_uvs.fits ! Writing UV FITS file: J2327-1447_X_uvs.fits wwins J2327-1447_X_map.win ! wwins: Wrote 2 windows to J2327-1447_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 = -0.00318 Jy ! Component: 100 - total flux cleaned = -0.00241029 Jy ! Component: 150 - total flux cleaned = -0.00171981 Jy ! Component: 200 - total flux cleaned = -0.00127266 Jy ! Component: 250 - total flux cleaned = -0.000691091 Jy ! Component: 300 - total flux cleaned = -6.6142e-05 Jy ! Component: 350 - total flux cleaned = 0.000525231 Jy ! Component: 400 - total flux cleaned = 0.00109073 Jy ! Component: 450 - total flux cleaned = 0.00149733 Jy ! Component: 500 - total flux cleaned = 0.00182045 Jy ! Component: 550 - total flux cleaned = 0.00200467 Jy ! Component: 600 - total flux cleaned = 0.00212305 Jy ! Component: 650 - total flux cleaned = 0.00206548 Jy ! Component: 700 - total flux cleaned = 0.00195495 Jy ! Component: 750 - total flux cleaned = 0.00184733 Jy ! Component: 800 - total flux cleaned = 0.00179574 Jy ! Component: 850 - total flux cleaned = 0.0016945 Jy ! Component: 900 - total flux cleaned = 0.00159636 Jy ! Component: 950 - total flux cleaned = 0.0015485 Jy ! Component: 1000 - total flux cleaned = 0.00154813 Jy ! Component: 1050 - total flux cleaned = 0.00154903 Jy ! Component: 1100 - total flux cleaned = 0.00163606 Jy ! Component: 1150 - total flux cleaned = 0.0016802 Jy ! Component: 1200 - total flux cleaned = 0.00172257 Jy ! Component: 1250 - total flux cleaned = 0.00176296 Jy ! Component: 1300 - total flux cleaned = 0.00180222 Jy ! Component: 1350 - total flux cleaned = 0.00176264 Jy ! Component: 1400 - total flux cleaned = 0.00187537 Jy ! Component: 1450 - total flux cleaned = 0.00183883 Jy ! Component: 1500 - total flux cleaned = 0.00191009 Jy ! Component: 1550 - total flux cleaned = 0.00190898 Jy ! Component: 1600 - total flux cleaned = 0.00194249 Jy ! Component: 1650 - total flux cleaned = 0.00194304 Jy ! Component: 1700 - total flux cleaned = 0.00203971 Jy ! Component: 1750 - total flux cleaned = 0.00203889 Jy ! Component: 1800 - total flux cleaned = 0.00197738 Jy ! Component: 1850 - total flux cleaned = 0.00206828 Jy ! Component: 1900 - total flux cleaned = 0.00198001 Jy ! Component: 1950 - total flux cleaned = 0.00189402 Jy ! Component: 2000 - total flux cleaned = 0.00180964 Jy ! Component: 2050 - total flux cleaned = 0.00175432 Jy ! Component: 2100 - total flux cleaned = 0.00164655 Jy ! Component: 2150 - total flux cleaned = 0.00169965 Jy ! Component: 2200 - total flux cleaned = 0.00172551 Jy ! Component: 2250 - total flux cleaned = 0.00167423 Jy ! Component: 2300 - total flux cleaned = 0.00164852 Jy ! Component: 2350 - total flux cleaned = 0.00162319 Jy ! Component: 2400 - total flux cleaned = 0.00162313 Jy ! Component: 2450 - total flux cleaned = 0.00159942 Jy ! Component: 2500 - total flux cleaned = 0.00150662 Jy ! Component: 2550 - total flux cleaned = 0.00150679 Jy ! Component: 2600 - total flux cleaned = 0.00141731 Jy ! Component: 2650 - total flux cleaned = 0.0013296 Jy ! Component: 2700 - total flux cleaned = 0.00122189 Jy ! Component: 2750 - total flux cleaned = 0.00115863 Jy ! Component: 2800 - total flux cleaned = 0.00111631 Jy ! Component: 2850 - total flux cleaned = 0.00105457 Jy ! Component: 2900 - total flux cleaned = 0.00097324 Jy ! Component: 2950 - total flux cleaned = 0.000893926 Jy ! Component: 3000 - total flux cleaned = 0.000815829 Jy ! Component: 3050 - total flux cleaned = 0.000758033 Jy ! Component: 3100 - total flux cleaned = 0.000700746 Jy ! Component: 3150 - total flux cleaned = 0.000551088 Jy ! Component: 3200 - total flux cleaned = 0.000495765 Jy ! Component: 3250 - total flux cleaned = 0.000404876 Jy ! Component: 3300 - total flux cleaned = 0.000279605 Jy ! Component: 3350 - total flux cleaned = 0.000191689 Jy ! Component: 3400 - total flux cleaned = 0.000122166 Jy ! Component: 3450 - total flux cleaned = -1.50165e-05 Jy ! Component: 3500 - total flux cleaned = -4.8929e-05 Jy ! Component: 3550 - total flux cleaned = -8.25149e-05 Jy ! Component: 3600 - total flux cleaned = -0.000197888 Jy ! Component: 3650 - total flux cleaned = -0.000246457 Jy ! Component: 3700 - total flux cleaned = -0.000342443 Jy ! Component: 3750 - total flux cleaned = -0.000358271 Jy ! Component: 3800 - total flux cleaned = -0.000374158 Jy ! Component: 3850 - total flux cleaned = -0.000404819 Jy ! Component: 3900 - total flux cleaned = -0.000420065 Jy ! Component: 3950 - total flux cleaned = -0.000480024 Jy ! Component: 4000 - total flux cleaned = -0.000539225 Jy ! Component: 4050 - total flux cleaned = -0.000553926 Jy ! Total flux subtracted in 4096 components = -0.000655554 Jy ! Clean residual min=-0.000985 max=0.000795 Jy/beam ! Clean residual mean=0.000001 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.465034 Jy keep ! Adding 263 model components to the UV plane model. ! The established model now contains 364 components and 0.465034 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2327-1447_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8756 x 3.701 at -17.27 degrees (North through East) ! Clean map min=-0.014576 max=0.22324 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2327-1447_X_map.fits wmodel /image_prod/ug002_uva//J2327-1447_X_map.mod ! Writing 364 model components to file: /image_prod/ug002_uva//J2327-1447_X_map.mod wobs /image_prod/ug002_uva//J2327-1447_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2327-1447_X_uvs.fits wwins /image_prod/ug002_uva//J2327-1447_X_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J2327-1447_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.223241 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000257533 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.346082 0.346082 0.692165 1.38433 2.76866 5.53732 11.0746 22.1493 44.2985 88.5971 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.223 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 866.845 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2327-1447_X_dfm.log closed on Thu Mar 5 06:17:40 2020