! Started logfile: /image_prod/ug002_uva//J0549-2520_X_dfm.log on Wed Mar 4 21:00:08 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//J0549-2520_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0549-2520_X_uva.fits ! AN table 1: 100 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.791667 visibilities/baseline/integration-bin. ! Found source: J0549-2520 ! ! 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 34200 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 J0549-2520_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 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002226Jy sigma=8.381656 ! Fit after self-cal, rms=0.974378Jy sigma=8.157812 ! 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=0.5749 mas, bmaj=1.528 mas, bpa=-7.203 degrees ! Estimated noise=1.1324 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 = 0.0216833 Jy ! Component: 100 - total flux cleaned = 0.0264771 Jy ! Total flux subtracted in 100 components = 0.0264771 Jy ! Clean residual min=-0.002681 max=0.003005 Jy/beam ! Clean residual mean=-0.000002 rms=0.000628 Jy/beam ! Combined flux in latest and established models = 0.0264771 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0264771 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=0.058866Jy sigma=0.437793 ! Fit after self-cal, rms=0.057260Jy sigma=0.422795 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00338987 Jy ! Component: 100 - total flux cleaned = 0.00334534 Jy ! Total flux subtracted in 100 components = 0.00334534 Jy ! Clean residual min=-0.002782 max=0.002914 Jy/beam ! Clean residual mean=-0.000002 rms=0.000618 Jy/beam ! Combined flux in latest and established models = 0.0298224 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 7 components and 0.0298224 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=0.057066Jy sigma=0.421609 ! Fit after self-cal, rms=0.057041Jy sigma=0.421497 ! 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=0.7622 mas, bmaj=1.894 mas, bpa=-5.686 degrees ! Estimated noise=0.467151 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 = -0.000115749 Jy ! Component: 100 - total flux cleaned = -0.000204347 Jy ! Component: 150 - total flux cleaned = -0.000274451 Jy ! Component: 200 - total flux cleaned = -0.000347239 Jy ! Total flux subtracted in 200 components = -0.000347239 Jy ! Clean residual min=-0.002150 max=0.001925 Jy/beam ! Clean residual mean=-0.000005 rms=0.000412 Jy/beam ! Combined flux in latest and established models = 0.0294752 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 10 components and 0.0294752 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=0.057015Jy sigma=0.421313 ! Fit after self-cal, rms=0.056977Jy sigma=0.421198 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7622 x 1.894 at -5.686 degrees (North through East) ! Clean map min=-0.001989 max=0.030189 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.10 HN 0.84 KP 1.14 ! LA 1.28 MK 1.11 NL 1.12 OV 0.98 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.15 HN 0.75 KP 1.10 ! LA 1.13 MK 1.13 NL 1.17 OV 0.99 ! SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.09 HN 0.87 KP 1.05 ! LA 1.11 MK 1.10 NL 1.28 OV 0.98 ! SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.05 HN 0.74 KP 1.07 ! LA 1.06 MK 0.98 NL 1.35 OV 0.96 ! SC 1.07 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 1.09 HN 0.83 KP 1.14 ! LA 1.05 MK 0.97 NL 1.16 OV 0.97 ! SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 1.05 HN 0.78 KP 1.06 ! LA 0.99 MK 1.05 NL 1.26 OV 0.94 ! SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.04 HN 0.70 KP 1.13 ! LA 1.04 MK 0.97 NL 1.25 OV 0.96 ! SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.11 HN 0.69 KP 1.02 ! LA 1.04 MK 1.02 NL 1.19 OV 0.85 ! SC 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.82 FD 0.93 HN 0.67 KP 1.13 ! LA 1.12 MK 1.08 NL 1.20 OV 0.85 ! SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.78 FD 1.01 HN 0.78 KP 1.02 ! LA 1.06 MK 0.86 NL 1.27 OV 0.95 ! SC 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.76 FD 0.99 HN 0.71 KP 1.05 ! LA 1.09 MK 0.94 NL 1.11 OV 0.86 ! SC 0.90 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.72 FD 1.00 HN 0.70 KP 1.00 ! LA 1.13 MK 0.91 NL 1.11 OV 0.94 ! SC 0.81 ! ! ! Fit before self-cal, rms=0.056977Jy sigma=0.421198 ! Fit after self-cal, rms=0.052952Jy sigma=0.418658 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7502 mas, bmaj=1.864 mas, bpa=-5.141 degrees ! Estimated noise=0.461379 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 = -0.000112745 Jy ! Component: 100 - total flux cleaned = -0.000118674 Jy ! Component: 150 - total flux cleaned = -0.000113113 Jy ! Component: 200 - total flux cleaned = -0.000107778 Jy ! Total flux subtracted in 200 components = -0.000107778 Jy ! Clean residual min=-0.000907 max=0.001049 Jy/beam ! Clean residual mean=-0.000006 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.0293674 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 17 components and 0.0293674 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=0.052951Jy sigma=0.418648 ! Fit after self-cal, rms=0.052936Jy sigma=0.417788 ! 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=0.052936Jy sigma=0.417788 ! Fit after self-cal, rms=0.052930Jy sigma=0.417290 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7465 mas, bmaj=1.849 mas, bpa=-4.742 degrees ! Estimated noise=0.459886 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.61209e-05 Jy ! Component: 100 - total flux cleaned = 4.4176e-05 Jy ! Component: 150 - total flux cleaned = 4.41845e-05 Jy ! Component: 200 - total flux cleaned = 3.95172e-05 Jy ! Total flux subtracted in 200 components = 3.95172e-05 Jy ! Clean residual min=-0.000891 max=0.000952 Jy/beam ! Clean residual mean=-0.000005 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.0294069 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 25 components and 0.0294069 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=0.052929Jy sigma=0.417282 ! Fit after self-cal, rms=0.052970Jy sigma=0.416944 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 = -0.000101956 Jy ! Component: 100 - total flux cleaned = -0.000112323 Jy ! Component: 150 - total flux cleaned = -0.000107395 Jy ! Component: 200 - total flux cleaned = -0.000107541 Jy ! Total flux subtracted in 200 components = -0.000107541 Jy ! Clean residual min=-0.000866 max=0.000907 Jy/beam ! Clean residual mean=-0.000005 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.0292994 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 27 components and 0.0292994 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=0.052969Jy sigma=0.416937 ! Fit after self-cal, rms=0.052964Jy sigma=0.416916 ! 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=0.052964Jy sigma=0.416916 ! Fit after self-cal, rms=0.053053Jy sigma=0.416829 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7448 mas, bmaj=1.841 mas, bpa=-4.634 degrees ! Estimated noise=0.457897 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.51173e-06 Jy ! Component: 100 - total flux cleaned = 7.61011e-06 Jy ! Component: 150 - total flux cleaned = 1.2437e-05 Jy ! Component: 200 - total flux cleaned = 1.62854e-05 Jy ! Total flux subtracted in 200 components = 1.62854e-05 Jy ! Clean residual min=-0.000848 max=0.000911 Jy/beam ! Clean residual mean=-0.000005 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.0293156 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 30 components and 0.0293156 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=0.053052Jy sigma=0.416822 ! Fit after self-cal, rms=0.053084Jy sigma=0.416775 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 = -2.05909e-05 Jy ! Component: 100 - total flux cleaned = -2.46933e-05 Jy ! Component: 150 - total flux cleaned = -2.84642e-05 Jy ! Component: 200 - total flux cleaned = -2.85e-05 Jy ! Total flux subtracted in 200 components = -2.85e-05 Jy ! Clean residual min=-0.000868 max=0.000895 Jy/beam ! Clean residual mean=-0.000005 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.0292871 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 30 components and 0.0292871 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=0.053083Jy sigma=0.416771 ! Fit after self-cal, rms=0.053085Jy sigma=0.416767 ! 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=0.053085Jy sigma=0.416767 ! Fit after self-cal, rms=0.053030Jy sigma=0.416753 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.061 mas, bmaj=4.293 mas, bpa=-0.293 degrees ! Estimated noise=0.634434 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000163125 Jy ! Component: 100 - total flux cleaned = 0.000169713 Jy ! Component: 150 - total flux cleaned = 0.000175097 Jy ! Component: 200 - total flux cleaned = 0.000183015 Jy ! Total flux subtracted in 200 components = 0.000183015 Jy ! Clean residual min=-0.001142 max=0.001071 Jy/beam ! Clean residual mean=-0.000012 rms=0.000368 Jy/beam ! Combined flux in latest and established models = 0.0294702 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 35 components and 0.0294702 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=0.053031Jy sigma=0.416760 ! Fit after self-cal, rms=0.053045Jy sigma=0.416744 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 = -4.35141e-05 Jy ! Component: 100 - total flux cleaned = -4.34564e-05 Jy ! Component: 150 - total flux cleaned = -3.88761e-05 Jy ! Component: 200 - total flux cleaned = -3.51293e-05 Jy ! Total flux subtracted in 200 components = -3.51293e-05 Jy ! Clean residual min=-0.001148 max=0.001079 Jy/beam ! Clean residual mean=-0.000012 rms=0.000368 Jy/beam ! Combined flux in latest and established models = 0.029435 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 35 components and 0.029435 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=0.053046Jy sigma=0.416753 ! Fit after self-cal, rms=0.053046Jy sigma=0.416733 ! 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=0.7435 mas, bmaj=1.836 mas, bpa=-4.589 degrees ! Estimated noise=0.456313 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7435 x 1.836 at -4.589 degrees (North through East) ! Clean map min=-0.00078591 max=0.029676 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=0.5678 mas, bmaj=1.482 mas, bpa=-6.333 degrees ! Estimated noise=1.06274 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0226783 Jy ! Component: 100 - total flux cleaned = 0.0278137 Jy ! Component: 150 - total flux cleaned = 0.0285625 Jy ! Component: 200 - total flux cleaned = 0.0285563 Jy ! Total flux subtracted in 200 components = 0.0285563 Jy ! Clean residual min=-0.002252 max=0.002050 Jy/beam ! Clean residual mean=-0.000002 rms=0.000522 Jy/beam ! Combined flux in latest and established models = 0.0285563 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 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0285563 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7435 mas, bmaj=1.836 mas, bpa=-4.589 degrees ! Estimated noise=0.456313 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 = 0.0009075 Jy ! Component: 100 - total flux cleaned = 0.000975738 Jy ! Component: 150 - total flux cleaned = 0.000943318 Jy ! Component: 200 - total flux cleaned = 0.00091761 Jy ! Total flux subtracted in 200 components = 0.00091761 Jy ! Clean residual min=-0.000956 max=0.000908 Jy/beam ! Clean residual mean=-0.000005 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.0294739 Jy ! Adding 10 model components to the UV plane model. ! The established model now contains 12 components and 0.0294739 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=2.061 mas, bmaj=4.293 mas, bpa=-0.293 degrees ! Estimated noise=0.634434 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.57416e-05 Jy ! Component: 100 - total flux cleaned = 4.50025e-05 Jy ! Component: 150 - total flux cleaned = 5.49422e-05 Jy ! Component: 200 - total flux cleaned = 5.44559e-05 Jy ! Total flux subtracted in 200 components = 5.44559e-05 Jy ! Clean residual min=-0.001149 max=0.001085 Jy/beam ! Clean residual mean=-0.000012 rms=0.000372 Jy/beam ! Combined flux in latest and established models = 0.0295284 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 = -5.99346e-08 Jy ! Component: 100 - total flux cleaned = 7.53016e-09 Jy ! Component: 150 - total flux cleaned = 1.29515e-07 Jy ! Component: 200 - total flux cleaned = 1.8273e-07 Jy ! Total flux subtracted in 200 components = 1.8273e-07 Jy ! Clean residual min=-0.001148 max=0.001088 Jy/beam ! Clean residual mean=-0.000012 rms=0.000370 Jy/beam ! Combined flux in latest and established models = 0.0295286 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 23 components and 0.0295286 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7435 mas, bmaj=1.836 mas, bpa=-4.589 degrees ! Estimated noise=0.456313 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000100965 Jy ! Component: 100 - total flux cleaned = -0.000137536 Jy ! Component: 150 - total flux cleaned = -0.000166877 Jy ! Component: 200 - total flux cleaned = -0.00019194 Jy ! Total flux subtracted in 200 components = -0.00019194 Jy ! Clean residual min=-0.000916 max=0.000883 Jy/beam ! Clean residual mean=-0.000005 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.0293366 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 26 components and 0.0293366 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=0.053047Jy sigma=0.416764 ! Fit after self-cal, rms=0.053048Jy sigma=0.416755 wmodel J0549-2520_X_map.mod ! Writing 26 model components to file: J0549-2520_X_map.mod wobs J0549-2520_X_uvs.fits ! Writing UV FITS file: J0549-2520_X_uvs.fits wwins J0549-2520_X_map.win ! wwins: Wrote 1 windows to J0549-2520_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 = -0.000103493 Jy ! Component: 100 - total flux cleaned = -0.00011941 Jy ! Component: 150 - total flux cleaned = -0.00016267 Jy ! Component: 200 - total flux cleaned = -0.000272989 Jy ! Component: 250 - total flux cleaned = -0.00029946 Jy ! Component: 300 - total flux cleaned = -0.000375639 Jy ! Component: 350 - total flux cleaned = -0.000412256 Jy ! Component: 400 - total flux cleaned = -0.000448044 Jy ! Component: 450 - total flux cleaned = -0.000483029 Jy ! Component: 500 - total flux cleaned = -0.00053963 Jy ! Component: 550 - total flux cleaned = -0.000539374 Jy ! Component: 600 - total flux cleaned = -0.000572022 Jy ! Component: 650 - total flux cleaned = -0.000593339 Jy ! Component: 700 - total flux cleaned = -0.00067706 Jy ! Component: 750 - total flux cleaned = -0.000728304 Jy ! Component: 800 - total flux cleaned = -0.000788915 Jy ! Component: 850 - total flux cleaned = -0.000818792 Jy ! Component: 900 - total flux cleaned = -0.000867873 Jy ! Component: 950 - total flux cleaned = -0.000935112 Jy ! Component: 1000 - total flux cleaned = -0.000982463 Jy ! Component: 1050 - total flux cleaned = -0.00105676 Jy ! Component: 1100 - total flux cleaned = -0.00112087 Jy ! Component: 1150 - total flux cleaned = -0.00114784 Jy ! Component: 1200 - total flux cleaned = -0.00119232 Jy ! Component: 1250 - total flux cleaned = -0.00124491 Jy ! Component: 1300 - total flux cleaned = -0.00127087 Jy ! Component: 1350 - total flux cleaned = -0.00127944 Jy ! Component: 1400 - total flux cleaned = -0.00132179 Jy ! Component: 1450 - total flux cleaned = -0.00132189 Jy ! Component: 1500 - total flux cleaned = -0.00134651 Jy ! Component: 1550 - total flux cleaned = -0.00134647 Jy ! Component: 1600 - total flux cleaned = -0.00136255 Jy ! Component: 1650 - total flux cleaned = -0.00135467 Jy ! Component: 1700 - total flux cleaned = -0.00136257 Jy ! Component: 1750 - total flux cleaned = -0.00136254 Jy ! Component: 1800 - total flux cleaned = -0.00137799 Jy ! Component: 1850 - total flux cleaned = -0.00137039 Jy ! Component: 1900 - total flux cleaned = -0.00139314 Jy ! Component: 1950 - total flux cleaned = -0.00142319 Jy ! Component: 2000 - total flux cleaned = -0.00142322 Jy ! Component: 2050 - total flux cleaned = -0.00146724 Jy ! Component: 2100 - total flux cleaned = -0.00145269 Jy ! Component: 2150 - total flux cleaned = -0.00148154 Jy ! Component: 2200 - total flux cleaned = -0.00149573 Jy ! Component: 2250 - total flux cleaned = -0.0015452 Jy ! Component: 2300 - total flux cleaned = -0.00155222 Jy ! Component: 2350 - total flux cleaned = -0.00152453 Jy ! Component: 2400 - total flux cleaned = -0.00158679 Jy ! Component: 2450 - total flux cleaned = -0.00157989 Jy ! Component: 2500 - total flux cleaned = -0.00160025 Jy ! Component: 2550 - total flux cleaned = -0.00163395 Jy ! Component: 2600 - total flux cleaned = -0.00159387 Jy ! Component: 2650 - total flux cleaned = -0.00164699 Jy ! Component: 2700 - total flux cleaned = -0.00165352 Jy ! Component: 2750 - total flux cleaned = -0.00163386 Jy ! Component: 2800 - total flux cleaned = -0.00164681 Jy ! Component: 2850 - total flux cleaned = -0.00164685 Jy ! Component: 2900 - total flux cleaned = -0.00164044 Jy ! Component: 2950 - total flux cleaned = -0.00164045 Jy ! Component: 3000 - total flux cleaned = -0.00164051 Jy ! Component: 3050 - total flux cleaned = -0.00161538 Jy ! Component: 3100 - total flux cleaned = -0.00163412 Jy ! Component: 3150 - total flux cleaned = -0.00159079 Jy ! Component: 3200 - total flux cleaned = -0.001597 Jy ! Component: 3250 - total flux cleaned = -0.00160314 Jy ! Component: 3300 - total flux cleaned = -0.00158488 Jy ! Component: 3350 - total flux cleaned = -0.00159089 Jy ! Component: 3400 - total flux cleaned = -0.00160286 Jy ! Component: 3450 - total flux cleaned = -0.00160284 Jy ! Component: 3500 - total flux cleaned = -0.00162063 Jy ! Component: 3550 - total flux cleaned = -0.00160294 Jy ! Component: 3600 - total flux cleaned = -0.00161469 Jy ! Component: 3650 - total flux cleaned = -0.0016147 Jy ! Component: 3700 - total flux cleaned = -0.00161476 Jy ! Component: 3750 - total flux cleaned = -0.00159749 Jy ! Component: 3800 - total flux cleaned = -0.00160325 Jy ! Component: 3850 - total flux cleaned = -0.0015861 Jy ! Component: 3900 - total flux cleaned = -0.00159177 Jy ! Component: 3950 - total flux cleaned = -0.00161437 Jy ! Component: 4000 - total flux cleaned = -0.00159182 Jy ! Component: 4050 - total flux cleaned = -0.00160307 Jy ! Total flux subtracted in 4096 components = -0.00159187 Jy ! Clean residual min=-0.000350 max=0.000329 Jy/beam ! Clean residual mean=-0.000001 rms=0.000093 Jy/beam ! Combined flux in latest and established models = 0.0277448 Jy keep ! Adding 295 model components to the UV plane model. ! The established model now contains 321 components and 0.0277447 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0549-2520_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7435 x 1.836 at -4.589 degrees (North through East) ! Clean map min=-0.00058602 max=0.029444 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0549-2520_X_map.fits wmodel /image_prod/ug002_uva//J0549-2520_X_map.mod ! Writing 321 model components to file: /image_prod/ug002_uva//J0549-2520_X_map.mod wobs /image_prod/ug002_uva//J0549-2520_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0549-2520_X_uvs.fits wwins /image_prod/ug002_uva//J0549-2520_X_map.win ! wwins: Wrote 2 windows to /image_prod/ug002_uva//J0549-2520_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0294436 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.49145e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.967082 0.967082 1.93416 3.86833 7.73665 15.4733 30.9466 61.8932 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.029 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 310.211 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0549-2520_X_dfm.log closed on Wed Mar 4 21:00:13 2020