! Started logfile: /image_prod/ug002_uva//J0540+3916_X_b_dfm.log on Wed Mar 4 20:57:24 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//J0540+3916_X_b_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0540+3916_X_b_uva.fits ! AN table 1: 60 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.842593 visibilities/baseline/integration-bin. ! Found source: J0540+3916 ! ! 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 21840 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 J0540+3916_X_b] 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 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.009454Jy sigma=10.281743 ! Fit after self-cal, rms=0.886010Jy sigma=9.013655 ! 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=0.7313 mas, bmaj=1.852 mas, bpa=18.76 degrees ! Estimated noise=1.02847 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 = 0.0902902 Jy ! Component: 100 - total flux cleaned = 0.109979 Jy ! Total flux subtracted in 100 components = 0.109979 Jy ! Clean residual min=-0.002987 max=0.005495 Jy/beam ! Clean residual mean=0.000001 rms=0.000718 Jy/beam ! Combined flux in latest and established models = 0.109979 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.109979 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=0.051382Jy sigma=0.511948 ! Fit after self-cal, rms=0.051373Jy sigma=0.511869 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00463673 Jy ! Component: 100 - total flux cleaned = 0.00571499 Jy ! Total flux subtracted in 100 components = 0.00571499 Jy ! Clean residual min=-0.002838 max=0.002814 Jy/beam ! Clean residual mean=-0.000000 rms=0.000635 Jy/beam ! Combined flux in latest and established models = 0.115694 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.115694 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=0.051054Jy sigma=0.508552 ! Fit after self-cal, rms=0.051057Jy sigma=0.508536 ! 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=0.9789 mas, bmaj=2.115 mas, bpa=17.23 degrees ! Estimated noise=0.477507 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 = 0.000376761 Jy ! Component: 100 - total flux cleaned = 0.000413196 Jy ! Component: 150 - total flux cleaned = 0.000412391 Jy ! Component: 200 - total flux cleaned = 0.00038905 Jy ! Total flux subtracted in 200 components = 0.00038905 Jy ! Clean residual min=-0.001799 max=0.001638 Jy/beam ! Clean residual mean=-0.000000 rms=0.000379 Jy/beam ! Combined flux in latest and established models = 0.116083 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 14 components and 0.116083 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=0.051021Jy sigma=0.508143 ! Fit after self-cal, rms=0.051020Jy sigma=0.508118 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9789 x 2.115 at 17.23 degrees (North through East) ! Clean map min=-0.0018086 max=0.11529 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 KP 1.01 LA 1.05 ! MK 1.04 NL 0.98 OV 1.04 PT 0.98 ! SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 KP 1.03 LA 1.05 ! MK 1.01 NL 0.94 OV 1.02 PT 1.01 ! SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 KP 1.03 LA 1.04 ! MK 1.06 NL 0.95 OV 1.07 PT 0.94 ! SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 KP 1.02 LA 1.04 ! MK 1.05 NL 0.99 OV 1.03 PT 0.97 ! SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.05 KP 1.00 LA 1.03 ! MK 1.01 NL 0.90 OV 1.00 PT 0.98 ! SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.04 KP 1.03 LA 1.02 ! MK 1.04 NL 0.89 OV 1.05 PT 1.00 ! SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 KP 1.02 LA 1.05 ! MK 1.04 NL 0.96 OV 1.02 PT 0.94 ! SC 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.03 KP 1.02 LA 1.00 ! MK 1.05 NL 0.96 OV 0.96 PT 1.02 ! SC 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 KP 1.00 LA 1.00 ! MK 1.06 NL 0.94 OV 0.96 PT 1.01 ! SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.96 KP 1.00 LA 1.02 ! MK 1.00 NL 0.93 OV 1.05 PT 0.98 ! SC 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 KP 1.02 LA 0.99 ! MK 1.02 NL 0.93 OV 1.00 PT 0.96 ! SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.99 KP 1.01 LA 1.02 ! MK 0.98 NL 0.94 OV 1.05 PT 0.93 ! SC 1.01 ! ! ! Fit before self-cal, rms=0.051020Jy sigma=0.508118 ! Fit after self-cal, rms=0.049694Jy sigma=0.503894 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.976 mas, bmaj=2.105 mas, bpa=17.35 degrees ! Estimated noise=0.476825 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 = 0.000569972 Jy ! Component: 100 - total flux cleaned = 0.000730815 Jy ! Component: 150 - total flux cleaned = 0.000803269 Jy ! Component: 200 - total flux cleaned = 0.000834265 Jy ! Total flux subtracted in 200 components = 0.000834265 Jy ! Clean residual min=-0.001086 max=0.001182 Jy/beam ! Clean residual mean=0.000001 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.116918 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 24 components and 0.116918 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=0.049683Jy sigma=0.503793 ! Fit after self-cal, rms=0.049717Jy sigma=0.503710 ! 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=0.049717Jy sigma=0.503710 ! Fit after self-cal, rms=0.049609Jy sigma=0.502165 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9758 mas, bmaj=2.106 mas, bpa=17.43 degrees ! Estimated noise=0.47741 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000400718 Jy ! Component: 100 - total flux cleaned = 0.000432549 Jy ! Component: 150 - total flux cleaned = 0.000432609 Jy ! Component: 200 - total flux cleaned = 0.000446998 Jy ! Total flux subtracted in 200 components = 0.000446998 Jy ! Clean residual min=-0.000966 max=0.001047 Jy/beam ! Clean residual mean=0.000001 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.117365 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 34 components and 0.117365 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=0.049604Jy sigma=0.502123 ! Fit after self-cal, rms=0.049609Jy sigma=0.502098 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 (8.6, -18.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00086605 Jy ! Component: 100 - total flux cleaned = 0.000970651 Jy ! Component: 150 - total flux cleaned = 0.00109276 Jy ! Component: 200 - total flux cleaned = 0.00119992 Jy ! Total flux subtracted in 200 components = 0.00119992 Jy ! Clean residual min=-0.000909 max=0.000913 Jy/beam ! Clean residual mean=0.000001 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.118565 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 52 components and 0.118565 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=0.049589Jy sigma=0.501892 ! Fit after self-cal, rms=0.049587Jy sigma=0.501881 ! 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=0.049587Jy sigma=0.501881 ! Fit after self-cal, rms=0.049590Jy sigma=0.501866 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.975 mas, bmaj=2.106 mas, bpa=17.42 degrees ! Estimated noise=0.477538 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00025266 Jy ! Component: 100 - total flux cleaned = 0.000352198 Jy ! Component: 150 - total flux cleaned = 0.000428479 Jy ! Component: 200 - total flux cleaned = 0.000474557 Jy ! Total flux subtracted in 200 components = 0.000474557 Jy ! Clean residual min=-0.000906 max=0.000910 Jy/beam ! Clean residual mean=0.000001 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.119039 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 58 components and 0.119039 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=0.049583Jy sigma=0.501800 ! Fit after self-cal, rms=0.049584Jy sigma=0.501798 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 = 8.20641e-05 Jy ! Component: 100 - total flux cleaned = 9.24595e-05 Jy ! Component: 150 - total flux cleaned = 0.00010214 Jy ! Component: 200 - total flux cleaned = 0.000111126 Jy ! Total flux subtracted in 200 components = 0.000111126 Jy ! Clean residual min=-0.000901 max=0.000889 Jy/beam ! Clean residual mean=0.000001 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.11915 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 61 components and 0.11915 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=0.049580Jy sigma=0.501763 ! Fit after self-cal, rms=0.049580Jy sigma=0.501763 ! 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=0.049580Jy sigma=0.501763 ! Fit after self-cal, rms=0.049605Jy sigma=0.501758 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.214 mas, bmaj=2.767 mas, bpa=11.93 degrees ! Estimated noise=0.576985 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000161993 Jy ! Component: 100 - total flux cleaned = 0.000208735 Jy ! Component: 150 - total flux cleaned = 0.000255711 Jy ! Component: 200 - total flux cleaned = 0.000296527 Jy ! Total flux subtracted in 200 components = 0.000296527 Jy ! Clean residual min=-0.000823 max=0.000876 Jy/beam ! Clean residual mean=0.000001 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.119447 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 71 components and 0.119447 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=0.049604Jy sigma=0.501746 ! Fit after self-cal, rms=0.049605Jy sigma=0.501743 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 = 7.15384e-05 Jy ! Component: 100 - total flux cleaned = 0.000108854 Jy ! Component: 150 - total flux cleaned = 0.000136343 Jy ! Component: 200 - total flux cleaned = 0.000146687 Jy ! Total flux subtracted in 200 components = 0.000146687 Jy ! Clean residual min=-0.000807 max=0.000876 Jy/beam ! Clean residual mean=0.000001 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.119593 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 73 components and 0.119593 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=0.049605Jy sigma=0.501741 ! Fit after self-cal, rms=0.049605Jy sigma=0.501740 ! 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=0.9747 mas, bmaj=2.105 mas, bpa=17.42 degrees ! Estimated noise=0.477859 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9747 x 2.105 at 17.42 degrees (North through East) ! Clean map min=-0.00081248 max=0.11527 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=0.7296 mas, bmaj=1.847 mas, bpa=18.96 degrees ! Estimated noise=1.02423 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0899013 Jy ! Component: 100 - total flux cleaned = 0.109506 Jy ! Component: 150 - total flux cleaned = 0.11433 Jy ! Component: 200 - total flux cleaned = 0.116013 Jy ! Total flux subtracted in 200 components = 0.116013 Jy ! Clean residual min=-0.002416 max=0.002233 Jy/beam ! Clean residual mean=0.000001 rms=0.000555 Jy/beam ! Combined flux in latest and established models = 0.116013 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.116013 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9747 mas, bmaj=2.105 mas, bpa=17.42 degrees ! Estimated noise=0.477859 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) ! Added new window around map position (1, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00149109 Jy ! Component: 100 - total flux cleaned = 0.00223542 Jy ! Component: 150 - total flux cleaned = 0.00260558 Jy ! Component: 200 - total flux cleaned = 0.00280498 Jy ! Total flux subtracted in 200 components = 0.00280498 Jy ! Clean residual min=-0.000943 max=0.000961 Jy/beam ! Clean residual mean=0.000001 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.118818 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 38 components and 0.118818 Jy ! Inverting map ! Added new window around map position (-26.8, 2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000595901 Jy ! Component: 100 - total flux cleaned = 0.000773806 Jy ! Component: 150 - total flux cleaned = 0.000896658 Jy ! Component: 200 - total flux cleaned = 0.000991818 Jy ! Total flux subtracted in 200 components = 0.000991818 Jy ! Clean residual min=-0.000848 max=0.000895 Jy/beam ! Clean residual mean=0.000001 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.119809 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 50 components and 0.119809 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=2.214 mas, bmaj=2.767 mas, bpa=11.93 degrees ! Estimated noise=0.576985 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000138364 Jy ! Component: 100 - total flux cleaned = 0.000186351 Jy ! Component: 150 - total flux cleaned = 0.000199302 Jy ! Component: 200 - total flux cleaned = 0.000164908 Jy ! Total flux subtracted in 200 components = 0.000164908 Jy ! Clean residual min=-0.000777 max=0.000852 Jy/beam ! Clean residual mean=0.000001 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.119974 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 = -3.18856e-05 Jy ! Component: 100 - total flux cleaned = -7.18278e-05 Jy ! Component: 150 - total flux cleaned = -9.04737e-05 Jy ! Component: 200 - total flux cleaned = -0.000108575 Jy ! Total flux subtracted in 200 components = -0.000108575 Jy ! Clean residual min=-0.000757 max=0.000835 Jy/beam ! Clean residual mean=0.000001 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.119866 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 80 components and 0.119866 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9747 mas, bmaj=2.105 mas, bpa=17.42 degrees ! Estimated noise=0.477859 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.28015e-05 Jy ! Component: 100 - total flux cleaned = -1.22428e-05 Jy ! Component: 150 - total flux cleaned = 3.14211e-05 Jy ! Component: 200 - total flux cleaned = 8.64062e-05 Jy ! Total flux subtracted in 200 components = 8.64062e-05 Jy ! Clean residual min=-0.000806 max=0.000823 Jy/beam ! Clean residual mean=0.000001 rms=0.000201 Jy/beam ! Combined flux in latest and established models = 0.119952 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 95 components and 0.119952 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=0.049591Jy sigma=0.501616 ! Fit after self-cal, rms=0.049588Jy sigma=0.501595 wmodel J0540+3916_X_b_map.mod ! Writing 95 model components to file: J0540+3916_X_b_map.mod wobs J0540+3916_X_b_uvs.fits ! Writing UV FITS file: J0540+3916_X_b_uvs.fits wwins J0540+3916_X_b_map.win ! wwins: Wrote 4 windows to J0540+3916_X_b_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 = 2.90053e-05 Jy ! Component: 100 - total flux cleaned = 0.00010188 Jy ! Component: 150 - total flux cleaned = 0.000157114 Jy ! Component: 200 - total flux cleaned = 0.000291433 Jy ! Component: 250 - total flux cleaned = 0.000356431 Jy ! Component: 300 - total flux cleaned = 0.000368898 Jy ! Component: 350 - total flux cleaned = 0.000393543 Jy ! Component: 400 - total flux cleaned = 0.000441994 Jy ! Component: 450 - total flux cleaned = 0.000489597 Jy ! Component: 500 - total flux cleaned = 0.000524612 Jy ! Component: 550 - total flux cleaned = 0.000524674 Jy ! Component: 600 - total flux cleaned = 0.00056994 Jy ! Component: 650 - total flux cleaned = 0.000614606 Jy ! Component: 700 - total flux cleaned = 0.000636572 Jy ! Component: 750 - total flux cleaned = 0.000679648 Jy ! Component: 800 - total flux cleaned = 0.000690258 Jy ! Component: 850 - total flux cleaned = 0.000721585 Jy ! Component: 900 - total flux cleaned = 0.000711102 Jy ! Component: 950 - total flux cleaned = 0.000700775 Jy ! Component: 1000 - total flux cleaned = 0.000721199 Jy ! Component: 1050 - total flux cleaned = 0.000711266 Jy ! Component: 1100 - total flux cleaned = 0.000681817 Jy ! Component: 1150 - total flux cleaned = 0.000720932 Jy ! Component: 1200 - total flux cleaned = 0.000691947 Jy ! Component: 1250 - total flux cleaned = 0.000654026 Jy ! Component: 1300 - total flux cleaned = 0.000654193 Jy ! Component: 1350 - total flux cleaned = 0.000635585 Jy ! Component: 1400 - total flux cleaned = 0.000608024 Jy ! Component: 1450 - total flux cleaned = 0.000589897 Jy ! Component: 1500 - total flux cleaned = 0.000562761 Jy ! Component: 1550 - total flux cleaned = 0.000518064 Jy ! Component: 1600 - total flux cleaned = 0.000517962 Jy ! Component: 1650 - total flux cleaned = 0.000447551 Jy ! Component: 1700 - total flux cleaned = 0.000439018 Jy ! Component: 1750 - total flux cleaned = 0.00038731 Jy ! Component: 1800 - total flux cleaned = 0.000395904 Jy ! Component: 1850 - total flux cleaned = 0.000378951 Jy ! Component: 1900 - total flux cleaned = 0.000387277 Jy ! Component: 1950 - total flux cleaned = 0.000378915 Jy ! Component: 2000 - total flux cleaned = 0.000354126 Jy ! Component: 2050 - total flux cleaned = 0.000337913 Jy ! Component: 2100 - total flux cleaned = 0.000321559 Jy ! Component: 2150 - total flux cleaned = 0.000337704 Jy ! Component: 2200 - total flux cleaned = 0.000321782 Jy ! Component: 2250 - total flux cleaned = 0.000345486 Jy ! Component: 2300 - total flux cleaned = 0.000306232 Jy ! Component: 2350 - total flux cleaned = 0.000267195 Jy ! Component: 2400 - total flux cleaned = 0.000259498 Jy ! Component: 2450 - total flux cleaned = 0.000221144 Jy ! Component: 2500 - total flux cleaned = 0.00021346 Jy ! Component: 2550 - total flux cleaned = 0.000213401 Jy ! Component: 2600 - total flux cleaned = 0.000198432 Jy ! Component: 2650 - total flux cleaned = 0.000190914 Jy ! Component: 2700 - total flux cleaned = 0.00018346 Jy ! Component: 2750 - total flux cleaned = 0.000176137 Jy ! Component: 2800 - total flux cleaned = 0.0001688 Jy ! Component: 2850 - total flux cleaned = 0.000154302 Jy ! Component: 2900 - total flux cleaned = 0.000147047 Jy ! Component: 2950 - total flux cleaned = 0.000132716 Jy ! Component: 3000 - total flux cleaned = 0.000125594 Jy ! Component: 3050 - total flux cleaned = 0.00010443 Jy ! Component: 3100 - total flux cleaned = 0.000125437 Jy ! Component: 3150 - total flux cleaned = 8.35515e-05 Jy ! Component: 3200 - total flux cleaned = 8.3655e-05 Jy ! Component: 3250 - total flux cleaned = 5.61405e-05 Jy ! Component: 3300 - total flux cleaned = 4.93382e-05 Jy ! Component: 3350 - total flux cleaned = 1.53932e-05 Jy ! Component: 3400 - total flux cleaned = 8.56523e-06 Jy ! Component: 3450 - total flux cleaned = -3.17008e-05 Jy ! Component: 3500 - total flux cleaned = -7.17379e-05 Jy ! Component: 3550 - total flux cleaned = -9.82876e-05 Jy ! Component: 3600 - total flux cleaned = -0.00013122 Jy ! Component: 3650 - total flux cleaned = -0.000163949 Jy ! Component: 3700 - total flux cleaned = -0.000176939 Jy ! Component: 3750 - total flux cleaned = -0.00017699 Jy ! Component: 3800 - total flux cleaned = -0.000228595 Jy ! Component: 3850 - total flux cleaned = -0.000286254 Jy ! Component: 3900 - total flux cleaned = -0.000324353 Jy ! Component: 3950 - total flux cleaned = -0.000362297 Jy ! Component: 4000 - total flux cleaned = -0.000399971 Jy ! Component: 4050 - total flux cleaned = -0.000431181 Jy ! Total flux subtracted in 4096 components = -0.000474666 Jy ! Clean residual min=-0.000358 max=0.000424 Jy/beam ! Clean residual mean=0.000000 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.119477 Jy keep ! Adding 292 model components to the UV plane model. ! The established model now contains 387 components and 0.119477 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0540+3916_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9747 x 2.105 at 17.42 degrees (North through East) ! Clean map min=-0.00053926 max=0.11498 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0540+3916_X_b_map.fits wmodel /image_prod/ug002_uva//J0540+3916_X_b_map.mod ! Writing 387 model components to file: /image_prod/ug002_uva//J0540+3916_X_b_map.mod wobs /image_prod/ug002_uva//J0540+3916_X_b_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0540+3916_X_b_uvs.fits wwins /image_prod/ug002_uva//J0540+3916_X_b_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J0540+3916_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.114978 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000105692 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.275769 0.275769 0.551539 1.10308 2.20616 4.41231 8.82462 17.6492 35.2985 70.597 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.114 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1087.86 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0540+3916_X_b_dfm.log closed on Wed Mar 4 20:57:28 2020