! Started logfile: /image_prod/ug002_uva//J1850-2555_X_dfm.log on Thu Mar 5 03:56:37 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//J1850-2555_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1850-2555_X_uva.fits ! AN table 1: 76 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.765038 visibilities/baseline/integration-bin. ! Found source: J1850-2555 ! ! 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 108 lines of history. ! ! Reading 19536 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 J1850-2555_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 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004233Jy sigma=7.996250 ! Fit after self-cal, rms=0.942530Jy sigma=7.475342 ! 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=0.5941 mas, bmaj=1.956 mas, bpa=-0.7625 degrees ! Estimated noise=1.48839 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 = 0.0462533 Jy ! Component: 100 - total flux cleaned = 0.0567984 Jy ! Total flux subtracted in 100 components = 0.0567984 Jy ! Clean residual min=-0.004129 max=0.005049 Jy/beam ! Clean residual mean=0.000002 rms=0.001098 Jy/beam ! Combined flux in latest and established models = 0.0567984 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0567984 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=0.066241Jy sigma=0.457863 ! Fit after self-cal, rms=0.065253Jy sigma=0.451000 ! 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=0.8082 mas, bmaj=2.337 mas, bpa=-0.2954 degrees ! Estimated noise=0.656927 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 = 0.00585242 Jy ! Component: 100 - total flux cleaned = 0.00830468 Jy ! Component: 150 - total flux cleaned = 0.00948033 Jy ! Component: 200 - total flux cleaned = 0.00974364 Jy ! Total flux subtracted in 200 components = 0.00974364 Jy ! Clean residual min=-0.002638 max=0.004399 Jy/beam ! Clean residual mean=0.000010 rms=0.000766 Jy/beam ! Combined flux in latest and established models = 0.066542 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 18 components and 0.066542 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=0.064933Jy sigma=0.445760 ! Fit after self-cal, rms=0.064948Jy sigma=0.445682 ! Inverting map ! Added new window around map position (-1.6, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00381373 Jy ! Component: 100 - total flux cleaned = 0.00547618 Jy ! Component: 150 - total flux cleaned = 0.00625998 Jy ! Component: 200 - total flux cleaned = 0.0066779 Jy ! Total flux subtracted in 200 components = 0.0066779 Jy ! Clean residual min=-0.002369 max=0.003133 Jy/beam ! Clean residual mean=0.000007 rms=0.000615 Jy/beam ! Combined flux in latest and established models = 0.0732199 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 32 components and 0.0732199 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=0.064745Jy sigma=0.443680 ! Fit after self-cal, rms=0.064717Jy sigma=0.443258 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8082 x 2.337 at -0.2954 degrees (North through East) ! Clean map min=-0.0021859 max=0.060745 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.96 HN 1.11 KP 1.02 ! MK 1.12 NL 1.12 OV 0.87 SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 1.13 KP 1.00 ! MK 0.99 NL 1.13 OV 0.94 SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.05 HN 1.09 KP 0.99 ! MK 1.00 NL 1.10 OV 0.90 SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.94 HN 1.25 KP 1.04 ! MK 1.04 NL 1.15 OV 0.92 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.98 HN 1.11 KP 1.05 ! MK 1.02 NL 1.09 OV 0.95 SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.95 HN 1.13 KP 1.04 ! MK 0.98 NL 1.15 OV 0.95 SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.94 HN 1.09 KP 0.99 ! MK 0.97 NL 1.12 OV 1.01 SC 1.15 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.94 HN 1.05 KP 1.05 ! MK 0.96 NL 1.04 OV 0.93 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.01 HN 1.16 KP 1.04 ! MK 1.03 NL 1.05 OV 0.86 SC 1.04 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.95 HN 0.97 KP 1.00 ! MK 1.04 NL 1.15 OV 0.95 SC 1.07 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.96 HN 1.06 KP 1.05 ! MK 0.98 NL 1.12 OV 0.91 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.99 HN 1.09 KP 0.99 ! MK 0.99 NL 1.12 OV 0.91 SC 1.07 ! ! ! Fit before self-cal, rms=0.064717Jy sigma=0.443258 ! Fit after self-cal, rms=0.067521Jy sigma=0.440891 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.816 mas, bmaj=2.339 mas, bpa=-0.06911 degrees ! Estimated noise=0.664163 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 = -0.000811803 Jy ! Component: 100 - total flux cleaned = -0.000882825 Jy ! Component: 150 - total flux cleaned = -0.000830939 Jy ! Component: 200 - total flux cleaned = -0.000786245 Jy ! Total flux subtracted in 200 components = -0.000786245 Jy ! Clean residual min=-0.001241 max=0.001331 Jy/beam ! Clean residual mean=0.000000 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.0724336 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 56 components and 0.0724336 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=0.067498Jy sigma=0.440743 ! Fit after self-cal, rms=0.067621Jy sigma=0.440533 ! 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=0.067621Jy sigma=0.440533 ! Fit after self-cal, rms=0.068082Jy sigma=0.440461 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8184 mas, bmaj=2.34 mas, bpa=0.0842 degrees ! Estimated noise=0.664063 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000665911 Jy ! Component: 100 - total flux cleaned = -0.000613234 Jy ! Component: 150 - total flux cleaned = -0.000598222 Jy ! Component: 200 - total flux cleaned = -0.000611036 Jy ! Total flux subtracted in 200 components = -0.000611036 Jy ! Clean residual min=-0.001241 max=0.001304 Jy/beam ! Clean residual mean=-0.000000 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.0718226 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 64 components and 0.0718226 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=0.068069Jy sigma=0.440384 ! Fit after self-cal, rms=0.068095Jy sigma=0.440370 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 = -8.81012e-05 Jy ! Component: 100 - total flux cleaned = -2.02147e-05 Jy ! Component: 150 - total flux cleaned = 1.88857e-05 Jy ! Component: 200 - total flux cleaned = 6.32069e-05 Jy ! Total flux subtracted in 200 components = 6.32069e-05 Jy ! Clean residual min=-0.001237 max=0.001334 Jy/beam ! Clean residual mean=0.000000 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.0718858 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 67 components and 0.0718858 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=0.068090Jy sigma=0.440350 ! Fit after self-cal, rms=0.068097Jy sigma=0.440347 ! 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=0.068097Jy sigma=0.440347 ! Fit after self-cal, rms=0.069620Jy sigma=0.439804 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8208 mas, bmaj=2.346 mas, bpa=0.2502 degrees ! Estimated noise=0.665197 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000394153 Jy ! Component: 100 - total flux cleaned = -0.000320113 Jy ! Component: 150 - total flux cleaned = -0.000246108 Jy ! Component: 200 - total flux cleaned = -0.00021846 Jy ! Total flux subtracted in 200 components = -0.00021846 Jy ! Clean residual min=-0.001139 max=0.001058 Jy/beam ! Clean residual mean=0.000000 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.0716673 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 80 components and 0.0716673 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=0.069614Jy sigma=0.439768 ! Fit after self-cal, rms=0.069651Jy sigma=0.439726 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.61013e-05 Jy ! Component: 100 - total flux cleaned = 3.36724e-06 Jy ! Component: 150 - total flux cleaned = 5.05187e-05 Jy ! Component: 200 - total flux cleaned = 7.19677e-05 Jy ! Total flux subtracted in 200 components = 7.19677e-05 Jy ! Clean residual min=-0.001155 max=0.001102 Jy/beam ! Clean residual mean=0.000000 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.0717393 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 89 components and 0.0717393 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=0.069648Jy sigma=0.439713 ! Fit after self-cal, rms=0.069648Jy sigma=0.439711 ! 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=0.069648Jy sigma=0.439711 ! Fit after self-cal, rms=0.070064Jy sigma=0.439688 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.994 mas, bmaj=4.999 mas, bpa=3.31 degrees ! Estimated noise=0.784 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000264405 Jy ! Component: 100 - total flux cleaned = -0.000212236 Jy ! Component: 150 - total flux cleaned = -0.000172692 Jy ! Component: 200 - total flux cleaned = -0.000140189 Jy ! Total flux subtracted in 200 components = -0.000140189 Jy ! Clean residual min=-0.000917 max=0.001182 Jy/beam ! Clean residual mean=0.000001 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.0715991 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 96 components and 0.0715991 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=0.070061Jy sigma=0.439679 ! Fit after self-cal, rms=0.070077Jy sigma=0.439673 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 = -1.50532e-05 Jy ! Component: 100 - total flux cleaned = -6.20977e-06 Jy ! Component: 150 - total flux cleaned = 6.02687e-06 Jy ! Component: 200 - total flux cleaned = 2.08421e-05 Jy ! Total flux subtracted in 200 components = 2.08421e-05 Jy ! Clean residual min=-0.000920 max=0.001163 Jy/beam ! Clean residual mean=0.000001 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.07162 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 102 components and 0.07162 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=0.070076Jy sigma=0.439672 ! Fit after self-cal, rms=0.070077Jy sigma=0.439671 ! 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=0.8213 mas, bmaj=2.345 mas, bpa=0.356 degrees ! Estimated noise=0.664877 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8213 x 2.345 at 0.356 degrees (North through East) ! Clean map min=-0.0014932 max=0.06136 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=0.6003 mas, bmaj=1.953 mas, bpa=-0.1427 degrees ! Estimated noise=1.53038 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0479668 Jy ! Component: 100 - total flux cleaned = 0.0589432 Jy ! Component: 150 - total flux cleaned = 0.0626691 Jy ! Component: 200 - total flux cleaned = 0.0644453 Jy ! Total flux subtracted in 200 components = 0.0644453 Jy ! Clean residual min=-0.003330 max=0.003048 Jy/beam ! Clean residual mean=0.000000 rms=0.000813 Jy/beam ! Combined flux in latest and established models = 0.0644452 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.0644452 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8213 mas, bmaj=2.345 mas, bpa=0.356 degrees ! Estimated noise=0.664877 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 = 0.00211382 Jy ! Component: 100 - total flux cleaned = 0.00346339 Jy ! Component: 150 - total flux cleaned = 0.00444361 Jy ! Component: 200 - total flux cleaned = 0.00518886 Jy ! Total flux subtracted in 200 components = 0.00518886 Jy ! Clean residual min=-0.001231 max=0.001190 Jy/beam ! Clean residual mean=0.000001 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.0696341 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 38 components and 0.0696341 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=1.994 mas, bmaj=4.999 mas, bpa=3.31 degrees ! Estimated noise=0.784 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000676871 Jy ! Component: 100 - total flux cleaned = 0.00110837 Jy ! Component: 150 - total flux cleaned = 0.00132344 Jy ! Component: 200 - total flux cleaned = 0.00143007 Jy ! Total flux subtracted in 200 components = 0.00143007 Jy ! Clean residual min=-0.001031 max=0.001160 Jy/beam ! Clean residual mean=0.000001 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.0710642 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 = 8.53552e-05 Jy ! Component: 100 - total flux cleaned = 0.000162067 Jy ! Component: 150 - total flux cleaned = 0.000230935 Jy ! Component: 200 - total flux cleaned = 0.000286369 Jy ! Total flux subtracted in 200 components = 0.000286369 Jy ! Clean residual min=-0.000991 max=0.001154 Jy/beam ! Clean residual mean=0.000001 rms=0.000310 Jy/beam ! Combined flux in latest and established models = 0.0713506 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 50 components and 0.0713506 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8213 mas, bmaj=2.345 mas, bpa=0.356 degrees ! Estimated noise=0.664877 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000123834 Jy ! Component: 100 - total flux cleaned = -3.21764e-05 Jy ! Component: 150 - total flux cleaned = 8.47111e-06 Jy ! Component: 200 - total flux cleaned = 4.58703e-05 Jy ! Total flux subtracted in 200 components = 4.58703e-05 Jy ! Clean residual min=-0.001126 max=0.001055 Jy/beam ! Clean residual mean=0.000000 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.0713964 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 61 components and 0.0713964 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=0.070085Jy sigma=0.439699 ! Fit after self-cal, rms=0.070070Jy sigma=0.439685 wmodel J1850-2555_X_map.mod ! Writing 61 model components to file: J1850-2555_X_map.mod wobs J1850-2555_X_uvs.fits ! Writing UV FITS file: J1850-2555_X_uvs.fits wwins J1850-2555_X_map.win ! wwins: Wrote 2 windows to J1850-2555_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 = -0.000216844 Jy ! Component: 100 - total flux cleaned = -0.000101154 Jy ! Component: 150 - total flux cleaned = -6.42527e-05 Jy ! Component: 200 - total flux cleaned = 6.35079e-06 Jy ! Component: 250 - total flux cleaned = 0.000108209 Jy ! Component: 300 - total flux cleaned = 0.000190401 Jy ! Component: 350 - total flux cleaned = 0.000334154 Jy ! Component: 400 - total flux cleaned = 0.000427539 Jy ! Component: 450 - total flux cleaned = 0.000518392 Jy ! Component: 500 - total flux cleaned = 0.000592409 Jy ! Component: 550 - total flux cleaned = 0.000649948 Jy ! Component: 600 - total flux cleaned = 0.000677958 Jy ! Component: 650 - total flux cleaned = 0.000663774 Jy ! Component: 700 - total flux cleaned = 0.000677344 Jy ! Component: 750 - total flux cleaned = 0.000677302 Jy ! Component: 800 - total flux cleaned = 0.000703331 Jy ! Component: 850 - total flux cleaned = 0.000703351 Jy ! Component: 900 - total flux cleaned = 0.000728756 Jy ! Component: 950 - total flux cleaned = 0.00072885 Jy ! Component: 1000 - total flux cleaned = 0.000753362 Jy ! Component: 1050 - total flux cleaned = 0.000753246 Jy ! Component: 1100 - total flux cleaned = 0.000741545 Jy ! Component: 1150 - total flux cleaned = 0.00076492 Jy ! Component: 1200 - total flux cleaned = 0.000765061 Jy ! Component: 1250 - total flux cleaned = 0.000787648 Jy ! Component: 1300 - total flux cleaned = 0.000809849 Jy ! Component: 1350 - total flux cleaned = 0.00083158 Jy ! Component: 1400 - total flux cleaned = 0.00080991 Jy ! Component: 1450 - total flux cleaned = 0.000831064 Jy ! Component: 1500 - total flux cleaned = 0.000820657 Jy ! Component: 1550 - total flux cleaned = 0.000800139 Jy ! Component: 1600 - total flux cleaned = 0.00079025 Jy ! Component: 1650 - total flux cleaned = 0.000830379 Jy ! Component: 1700 - total flux cleaned = 0.000840307 Jy ! Component: 1750 - total flux cleaned = 0.000849903 Jy ! Component: 1800 - total flux cleaned = 0.000869132 Jy ! Component: 1850 - total flux cleaned = 0.000878741 Jy ! Component: 1900 - total flux cleaned = 0.000897538 Jy ! Component: 1950 - total flux cleaned = 0.000897447 Jy ! Component: 2000 - total flux cleaned = 0.000906495 Jy ! Component: 2050 - total flux cleaned = 0.000915615 Jy ! Component: 2100 - total flux cleaned = 0.0009697 Jy ! Component: 2150 - total flux cleaned = 0.000996487 Jy ! Component: 2200 - total flux cleaned = 0.00100534 Jy ! Component: 2250 - total flux cleaned = 0.00104031 Jy ! Component: 2300 - total flux cleaned = 0.00103161 Jy ! Component: 2350 - total flux cleaned = 0.00102302 Jy ! Component: 2400 - total flux cleaned = 0.00102304 Jy ! Component: 2450 - total flux cleaned = 0.00104836 Jy ! Component: 2500 - total flux cleaned = 0.00104833 Jy ! Component: 2550 - total flux cleaned = 0.00103183 Jy ! Component: 2600 - total flux cleaned = 0.00107305 Jy ! Component: 2650 - total flux cleaned = 0.00104882 Jy ! Component: 2700 - total flux cleaned = 0.00107305 Jy ! Component: 2750 - total flux cleaned = 0.00110514 Jy ! Component: 2800 - total flux cleaned = 0.00109721 Jy ! Component: 2850 - total flux cleaned = 0.00109728 Jy ! Component: 2900 - total flux cleaned = 0.00112076 Jy ! Component: 2950 - total flux cleaned = 0.00112067 Jy ! Component: 3000 - total flux cleaned = 0.00112066 Jy ! Component: 3050 - total flux cleaned = 0.00111297 Jy ! Component: 3100 - total flux cleaned = 0.00113572 Jy ! Component: 3150 - total flux cleaned = 0.00114315 Jy ! Component: 3200 - total flux cleaned = 0.00113573 Jy ! Component: 3250 - total flux cleaned = 0.00113571 Jy ! Component: 3300 - total flux cleaned = 0.00112107 Jy ! Component: 3350 - total flux cleaned = 0.00115021 Jy ! Component: 3400 - total flux cleaned = 0.00114295 Jy ! Component: 3450 - total flux cleaned = 0.00113573 Jy ! Component: 3500 - total flux cleaned = 0.00114284 Jy ! Component: 3550 - total flux cleaned = 0.00114279 Jy ! Component: 3600 - total flux cleaned = 0.00113576 Jy ! Component: 3650 - total flux cleaned = 0.00110782 Jy ! Component: 3700 - total flux cleaned = 0.00110091 Jy ! Component: 3750 - total flux cleaned = 0.00109401 Jy ! Component: 3800 - total flux cleaned = 0.00107355 Jy ! Component: 3850 - total flux cleaned = 0.0010804 Jy ! Component: 3900 - total flux cleaned = 0.00108041 Jy ! Component: 3950 - total flux cleaned = 0.00108709 Jy ! Component: 4000 - total flux cleaned = 0.00108042 Jy ! Component: 4050 - total flux cleaned = 0.00104726 Jy ! Total flux subtracted in 4096 components = 0.00104077 Jy ! Clean residual min=-0.000377 max=0.000364 Jy/beam ! Clean residual mean=0.000001 rms=0.000109 Jy/beam ! Combined flux in latest and established models = 0.0724372 Jy keep ! Adding 255 model components to the UV plane model. ! The established model now contains 316 components and 0.0724372 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1850-2555_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8213 x 2.345 at 0.356 degrees (North through East) ! Clean map min=-0.00080856 max=0.061298 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1850-2555_X_map.fits wmodel /image_prod/ug002_uva//J1850-2555_X_map.mod ! Writing 316 model components to file: /image_prod/ug002_uva//J1850-2555_X_map.mod wobs /image_prod/ug002_uva//J1850-2555_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1850-2555_X_uvs.fits wwins /image_prod/ug002_uva//J1850-2555_X_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J1850-2555_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.061298 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000108111 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.529109 0.529109 1.05822 2.11644 4.23287 8.46575 16.9315 33.863 67.726 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.061 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 566.99 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1850-2555_X_dfm.log closed on Thu Mar 5 03:56:41 2020