! Started logfile: /image_prod/ug002_uva//J1855+0251_X_dfm.log on Thu Mar 5 03:58:40 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//J1855+0251_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1855+0251_X_uva.fits ! AN table 1: 112 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.917659 visibilities/baseline/integration-bin. ! Found source: J1855+0251 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 44400 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 J1855+0251_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 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.008223Jy sigma=8.672859 ! Fit after self-cal, rms=0.928534Jy sigma=7.891741 ! 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=0.7144 mas, bmaj=1.701 mas, bpa=-2.273 degrees ! Estimated noise=0.816612 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 = 0.05122 Jy ! Component: 100 - total flux cleaned = 0.0753015 Jy ! Total flux subtracted in 100 components = 0.0753015 Jy ! Clean residual min=-0.004737 max=0.012839 Jy/beam ! Clean residual mean=-0.000001 rms=0.001506 Jy/beam ! Combined flux in latest and established models = 0.0753015 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 21 components and 0.0753015 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=0.078162Jy sigma=0.590418 ! Fit after self-cal, rms=0.077473Jy sigma=0.584344 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0158146 Jy ! Component: 100 - total flux cleaned = 0.0259039 Jy ! Total flux subtracted in 100 components = 0.0259039 Jy ! Clean residual min=-0.003344 max=0.006836 Jy/beam ! Clean residual mean=-0.000001 rms=0.000957 Jy/beam ! Combined flux in latest and established models = 0.101205 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 40 components and 0.101205 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=0.072540Jy sigma=0.522086 ! Fit after self-cal, rms=0.072509Jy sigma=0.521522 ! Inverting map ! Added new window around map position (-0.8, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00789169 Jy ! Component: 100 - total flux cleaned = 0.0133661 Jy ! Total flux subtracted in 100 components = 0.0133661 Jy ! Clean residual min=-0.002770 max=0.004458 Jy/beam ! Clean residual mean=-0.000001 rms=0.000743 Jy/beam ! Combined flux in latest and established models = 0.114571 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 57 components and 0.114571 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=0.071134Jy sigma=0.503363 ! Fit after self-cal, rms=0.071087Jy sigma=0.503069 ! 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=0.9004 mas, bmaj=2.019 mas, bpa=-1.534 degrees ! Estimated noise=0.403513 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 (0.8, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00822915 Jy ! Component: 100 - total flux cleaned = 0.0139395 Jy ! Component: 150 - total flux cleaned = 0.0184399 Jy ! Component: 200 - total flux cleaned = 0.0220541 Jy ! Total flux subtracted in 200 components = 0.0220541 Jy ! Clean residual min=-0.002217 max=0.003834 Jy/beam ! Clean residual mean=-0.000002 rms=0.000629 Jy/beam ! Combined flux in latest and established models = 0.136625 Jy ! Performing phase self-cal ! Adding 57 model components to the UV plane model. ! The established model now contains 102 components and 0.136625 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=0.069977Jy sigma=0.488444 ! Fit after self-cal, rms=0.069872Jy sigma=0.488065 ! Inverting map ! Added new window around map position (-2, -16). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00400866 Jy ! Component: 100 - total flux cleaned = 0.00677695 Jy ! Component: 150 - total flux cleaned = 0.00900627 Jy ! Component: 200 - total flux cleaned = 0.0108384 Jy ! Total flux subtracted in 200 components = 0.0108384 Jy ! Clean residual min=-0.001698 max=0.002724 Jy/beam ! Clean residual mean=-0.000001 rms=0.000445 Jy/beam ! Combined flux in latest and established models = 0.147464 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 130 components and 0.147464 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=0.069581Jy sigma=0.484590 ! Fit after self-cal, rms=0.069486Jy sigma=0.484336 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9004 x 2.019 at -1.534 degrees (North through East) ! Clean map min=-0.0015903 max=0.071113 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 1.02 KP 1.00 ! LA 0.93 MK 1.24 NL 1.07 OV 1.01 ! SC 1.09 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 0.95 KP 1.00 ! LA 0.94 MK 1.11 NL 1.07 OV 1.00 ! SC 1.10 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 HN 0.99 KP 1.03 ! LA 0.94 MK 1.22 NL 1.08 OV 0.99 ! SC 1.11 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 1.02 KP 1.03 ! LA 0.94 MK 1.11 NL 1.08 OV 0.99 ! SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 0.96 KP 1.00 ! LA 0.94 MK 1.05 NL 1.06 OV 0.99 ! SC 1.04 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 0.98 KP 1.02 ! LA 0.93 MK 1.13 NL 1.09 OV 1.00 ! SC 0.93 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 0.96 KP 1.02 ! LA 0.91 MK 1.07 NL 1.08 OV 1.00 ! SC 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 0.92 KP 1.02 ! LA 0.94 MK 0.94 NL 1.07 OV 0.99 ! SC 0.89 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 0.92 KP 1.00 ! LA 0.96 MK 0.88 NL 1.05 OV 0.97 ! SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 0.91 KP 1.01 ! LA 0.96 MK 0.99 NL 1.06 OV 0.98 ! SC 0.91 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 0.86 KP 1.01 ! LA 0.96 MK 0.85 NL 1.06 OV 0.99 ! SC 0.78 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 0.94 KP 1.00 ! LA 0.94 MK 0.86 NL 1.05 OV 1.01 ! SC 0.81 ! ! ! Fit before self-cal, rms=0.069486Jy sigma=0.484336 ! Fit after self-cal, rms=0.067372Jy sigma=0.481859 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8963 mas, bmaj=2.013 mas, bpa=-0.8406 degrees ! Estimated noise=0.397777 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 = 0.00085822 Jy ! Component: 100 - total flux cleaned = 0.00111949 Jy ! Component: 150 - total flux cleaned = 0.00125929 Jy ! Component: 200 - total flux cleaned = 0.00138304 Jy ! Total flux subtracted in 200 components = 0.00138304 Jy ! Clean residual min=-0.001201 max=0.001307 Jy/beam ! Clean residual mean=-0.000000 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.148847 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 151 components and 0.148847 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=0.067336Jy sigma=0.481550 ! Fit after self-cal, rms=0.067309Jy sigma=0.481434 ! 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=0.067309Jy sigma=0.481434 ! Fit after self-cal, rms=0.066715Jy sigma=0.480539 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8891 mas, bmaj=2.012 mas, bpa=-1.021 degrees ! Estimated noise=0.395975 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000450614 Jy ! Component: 100 - total flux cleaned = 0.000629292 Jy ! Component: 150 - total flux cleaned = 0.000720391 Jy ! Component: 200 - total flux cleaned = 0.00082549 Jy ! Total flux subtracted in 200 components = 0.00082549 Jy ! Clean residual min=-0.001111 max=0.001130 Jy/beam ! Clean residual mean=-0.000000 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.149672 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 161 components and 0.149672 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=0.066697Jy sigma=0.480366 ! Fit after self-cal, rms=0.066671Jy sigma=0.480318 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 (9.8, -12). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000906113 Jy ! Component: 100 - total flux cleaned = 0.00108694 Jy ! Component: 150 - total flux cleaned = 0.00122038 Jy ! Component: 200 - total flux cleaned = 0.00127954 Jy ! Total flux subtracted in 200 components = 0.00127954 Jy ! Clean residual min=-0.001063 max=0.000967 Jy/beam ! Clean residual mean=-0.000000 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.150952 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 176 components and 0.150952 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=0.066646Jy sigma=0.480133 ! Fit after self-cal, rms=0.066627Jy sigma=0.480109 ! 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=0.066627Jy sigma=0.480109 ! Fit after self-cal, rms=0.065662Jy sigma=0.480044 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8813 mas, bmaj=2.001 mas, bpa=-1.019 degrees ! Estimated noise=0.392439 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000579042 Jy ! Component: 100 - total flux cleaned = 0.000719676 Jy ! Component: 150 - total flux cleaned = 0.000865688 Jy ! Component: 200 - total flux cleaned = 0.000959893 Jy ! Total flux subtracted in 200 components = 0.000959893 Jy ! Clean residual min=-0.001012 max=0.000919 Jy/beam ! Clean residual mean=-0.000000 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.151912 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 179 components and 0.151912 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=0.065645Jy sigma=0.479915 ! Fit after self-cal, rms=0.065621Jy sigma=0.479898 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 = 0.000210622 Jy ! Component: 100 - total flux cleaned = 0.000209774 Jy ! Component: 150 - total flux cleaned = 0.000209685 Jy ! Component: 200 - total flux cleaned = 0.000243689 Jy ! Total flux subtracted in 200 components = 0.000243689 Jy ! Clean residual min=-0.000993 max=0.000884 Jy/beam ! Clean residual mean=-0.000000 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.152155 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 186 components and 0.152155 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=0.065610Jy sigma=0.479821 ! Fit after self-cal, rms=0.065594Jy sigma=0.479807 ! 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=0.065594Jy sigma=0.479807 ! Fit after self-cal, rms=0.064672Jy sigma=0.479781 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.09 mas, bmaj=3.104 mas, bpa=1.683 degrees ! Estimated noise=0.478496 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000566153 Jy ! Component: 100 - total flux cleaned = 0.000790365 Jy ! Component: 150 - total flux cleaned = 0.000998472 Jy ! Component: 200 - total flux cleaned = 0.00116848 Jy ! Total flux subtracted in 200 components = 0.00116848 Jy ! Clean residual min=-0.000974 max=0.001155 Jy/beam ! Clean residual mean=-0.000000 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.153324 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 205 components and 0.153324 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=0.064668Jy sigma=0.479731 ! Fit after self-cal, rms=0.064663Jy sigma=0.479722 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 = 0.000186516 Jy ! Component: 100 - total flux cleaned = 0.000263768 Jy ! Component: 150 - total flux cleaned = 0.000347076 Jy ! Component: 200 - total flux cleaned = 0.000402229 Jy ! Total flux subtracted in 200 components = 0.000402229 Jy ! Clean residual min=-0.000958 max=0.001122 Jy/beam ! Clean residual mean=-0.000000 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.153726 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 212 components and 0.153726 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=0.064661Jy sigma=0.479696 ! Fit after self-cal, rms=0.064655Jy sigma=0.479682 ! 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=0.8753 mas, bmaj=1.991 mas, bpa=-1.071 degrees ! Estimated noise=0.389492 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8753 x 1.991 at -1.071 degrees (North through East) ! Clean map min=-0.00081542 max=0.068082 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=0.6933 mas, bmaj=1.679 mas, bpa=-1.609 degrees ! Estimated noise=0.774627 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0496624 Jy ! Component: 100 - total flux cleaned = 0.0751237 Jy ! Component: 150 - total flux cleaned = 0.0912065 Jy ! Component: 200 - total flux cleaned = 0.101914 Jy ! Total flux subtracted in 200 components = 0.101914 Jy ! Clean residual min=-0.003637 max=0.005936 Jy/beam ! Clean residual mean=-0.000001 rms=0.000901 Jy/beam ! Combined flux in latest and established models = 0.101914 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 29 model components to the UV plane model. ! The established model now contains 29 components and 0.101914 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8753 mas, bmaj=1.991 mas, bpa=-1.071 degrees ! Estimated noise=0.389492 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 = 0.0124872 Jy ! Component: 100 - total flux cleaned = 0.0204548 Jy ! Component: 150 - total flux cleaned = 0.0262886 Jy ! Component: 200 - total flux cleaned = 0.0308024 Jy ! Total flux subtracted in 200 components = 0.0308024 Jy ! Clean residual min=-0.002070 max=0.002659 Jy/beam ! Clean residual mean=-0.000002 rms=0.000538 Jy/beam ! Combined flux in latest and established models = 0.132717 Jy ! Adding 64 model components to the UV plane model. ! The established model now contains 84 components and 0.132717 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00357435 Jy ! Component: 100 - total flux cleaned = 0.00646115 Jy ! Component: 150 - total flux cleaned = 0.00881092 Jy ! Component: 200 - total flux cleaned = 0.0107615 Jy ! Total flux subtracted in 200 components = 0.0107615 Jy ! Clean residual min=-0.001397 max=0.001326 Jy/beam ! Clean residual mean=-0.000001 rms=0.000322 Jy/beam ! Combined flux in latest and established models = 0.143478 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 104 components and 0.143478 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=2.09 mas, bmaj=3.104 mas, bpa=1.683 degrees ! Estimated noise=0.478496 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00264483 Jy ! Component: 100 - total flux cleaned = 0.00439878 Jy ! Component: 150 - total flux cleaned = 0.00573958 Jy ! Component: 200 - total flux cleaned = 0.00680222 Jy ! Total flux subtracted in 200 components = 0.00680222 Jy ! Clean residual min=-0.001217 max=0.001273 Jy/beam ! Clean residual mean=-0.000001 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.15028 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 = 0.000864165 Jy ! Component: 100 - total flux cleaned = 0.00157443 Jy ! Component: 150 - total flux cleaned = 0.00216576 Jy ! Component: 200 - total flux cleaned = 0.00266207 Jy ! Total flux subtracted in 200 components = 0.00266207 Jy ! Clean residual min=-0.001023 max=0.001095 Jy/beam ! Clean residual mean=-0.000000 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.152942 Jy ! Adding 96 model components to the UV plane model. ! The established model now contains 185 components and 0.152942 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8753 mas, bmaj=1.991 mas, bpa=-1.071 degrees ! Estimated noise=0.389492 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000183892 Jy ! Component: 100 - total flux cleaned = 0.00018305 Jy ! Component: 150 - total flux cleaned = 0.000210103 Jy ! Component: 200 - total flux cleaned = 0.000209692 Jy ! Total flux subtracted in 200 components = 0.000209692 Jy ! Clean residual min=-0.000953 max=0.000995 Jy/beam ! Clean residual mean=-0.000000 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.153152 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 201 components and 0.153152 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=0.064679Jy sigma=0.479854 ! Fit after self-cal, rms=0.064632Jy sigma=0.479712 wmodel J1855+0251_X_map.mod ! Writing 201 model components to file: J1855+0251_X_map.mod wobs J1855+0251_X_uvs.fits ! Writing UV FITS file: J1855+0251_X_uvs.fits wwins J1855+0251_X_map.win ! wwins: Wrote 5 windows to J1855+0251_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 = -2.61126e-06 Jy ! Component: 100 - total flux cleaned = 4.53015e-05 Jy ! Component: 150 - total flux cleaned = 0.000201161 Jy ! Component: 200 - total flux cleaned = 0.000381042 Jy ! Component: 250 - total flux cleaned = 0.000511538 Jy ! Component: 300 - total flux cleaned = 0.000609554 Jy ! Component: 350 - total flux cleaned = 0.000650573 Jy ! Component: 400 - total flux cleaned = 0.000704366 Jy ! Component: 450 - total flux cleaned = 0.000743568 Jy ! Component: 500 - total flux cleaned = 0.000756216 Jy ! Component: 550 - total flux cleaned = 0.000756044 Jy ! Component: 600 - total flux cleaned = 0.000731281 Jy ! Component: 650 - total flux cleaned = 0.000731455 Jy ! Component: 700 - total flux cleaned = 0.000731676 Jy ! Component: 750 - total flux cleaned = 0.000719809 Jy ! Component: 800 - total flux cleaned = 0.000731414 Jy ! Component: 850 - total flux cleaned = 0.000719892 Jy ! Component: 900 - total flux cleaned = 0.000731204 Jy ! Component: 950 - total flux cleaned = 0.000731183 Jy ! Component: 1000 - total flux cleaned = 0.000742248 Jy ! Component: 1050 - total flux cleaned = 0.000731518 Jy ! Component: 1100 - total flux cleaned = 0.000731569 Jy ! Component: 1150 - total flux cleaned = 0.000731647 Jy ! Component: 1200 - total flux cleaned = 0.000752664 Jy ! Component: 1250 - total flux cleaned = 0.000773337 Jy ! Component: 1300 - total flux cleaned = 0.000763131 Jy ! Component: 1350 - total flux cleaned = 0.000793483 Jy ! Component: 1400 - total flux cleaned = 0.000803482 Jy ! Component: 1450 - total flux cleaned = 0.000813333 Jy ! Component: 1500 - total flux cleaned = 0.000872066 Jy ! Component: 1550 - total flux cleaned = 0.000881672 Jy ! Component: 1600 - total flux cleaned = 0.000891175 Jy ! Component: 1650 - total flux cleaned = 0.00090059 Jy ! Component: 1700 - total flux cleaned = 0.000938324 Jy ! Component: 1750 - total flux cleaned = 0.000975666 Jy ! Component: 1800 - total flux cleaned = 0.000975732 Jy ! Component: 1850 - total flux cleaned = 0.00106748 Jy ! Component: 1900 - total flux cleaned = 0.00104925 Jy ! Component: 1950 - total flux cleaned = 0.00108541 Jy ! Component: 2000 - total flux cleaned = 0.00110338 Jy ! Component: 2050 - total flux cleaned = 0.00114777 Jy ! Component: 2100 - total flux cleaned = 0.00115652 Jy ! Component: 2150 - total flux cleaned = 0.00117412 Jy ! Component: 2200 - total flux cleaned = 0.00120876 Jy ! Component: 2250 - total flux cleaned = 0.00125177 Jy ! Component: 2300 - total flux cleaned = 0.00127731 Jy ! Component: 2350 - total flux cleaned = 0.00131957 Jy ! Component: 2400 - total flux cleaned = 0.00133635 Jy ! Component: 2450 - total flux cleaned = 0.00131969 Jy ! Component: 2500 - total flux cleaned = 0.00136094 Jy ! Component: 2550 - total flux cleaned = 0.00139379 Jy ! Component: 2600 - total flux cleaned = 0.00143442 Jy ! Component: 2650 - total flux cleaned = 0.0014264 Jy ! Component: 2700 - total flux cleaned = 0.00145854 Jy ! Component: 2750 - total flux cleaned = 0.00148248 Jy ! Component: 2800 - total flux cleaned = 0.00150613 Jy ! Component: 2850 - total flux cleaned = 0.00152961 Jy ! Component: 2900 - total flux cleaned = 0.00152958 Jy ! Component: 2950 - total flux cleaned = 0.00154508 Jy ! Component: 3000 - total flux cleaned = 0.0015605 Jy ! Component: 3050 - total flux cleaned = 0.00159116 Jy ! Component: 3100 - total flux cleaned = 0.00160635 Jy ! Component: 3150 - total flux cleaned = 0.00162902 Jy ! Component: 3200 - total flux cleaned = 0.00164395 Jy ! Component: 3250 - total flux cleaned = 0.00166629 Jy ! Component: 3300 - total flux cleaned = 0.00170329 Jy ! Component: 3350 - total flux cleaned = 0.00171058 Jy ! Component: 3400 - total flux cleaned = 0.00171781 Jy ! Component: 3450 - total flux cleaned = 0.00171052 Jy ! Component: 3500 - total flux cleaned = 0.00173216 Jy ! Component: 3550 - total flux cleaned = 0.00173217 Jy ! Component: 3600 - total flux cleaned = 0.00176778 Jy ! Component: 3650 - total flux cleaned = 0.00178197 Jy ! Component: 3700 - total flux cleaned = 0.00175386 Jy ! Component: 3750 - total flux cleaned = 0.00176094 Jy ! Component: 3800 - total flux cleaned = 0.00181655 Jy ! Component: 3850 - total flux cleaned = 0.00183035 Jy ! Component: 3900 - total flux cleaned = 0.00186475 Jy ! Component: 3950 - total flux cleaned = 0.0018648 Jy ! Component: 4000 - total flux cleaned = 0.00190563 Jy ! Component: 4050 - total flux cleaned = 0.00191911 Jy ! Total flux subtracted in 4096 components = 0.00192583 Jy ! Clean residual min=-0.000430 max=0.000378 Jy/beam ! Clean residual mean=-0.000000 rms=0.000117 Jy/beam ! Combined flux in latest and established models = 0.155078 Jy keep ! Adding 298 model components to the UV plane model. ! The established model now contains 499 components and 0.155078 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1855+0251_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8753 x 1.991 at -1.071 degrees (North through East) ! Clean map min=-0.00059737 max=0.068376 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1855+0251_X_map.fits wmodel /image_prod/ug002_uva//J1855+0251_X_map.mod ! Writing 499 model components to file: /image_prod/ug002_uva//J1855+0251_X_map.mod wobs /image_prod/ug002_uva//J1855+0251_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1855+0251_X_uvs.fits wwins /image_prod/ug002_uva//J1855+0251_X_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J1855+0251_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0683758 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00011616 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.509653 0.509653 1.01931 2.03861 4.07722 8.15444 16.3089 32.6178 65.2355 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.068 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 588.636 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1855+0251_X_dfm.log closed on Thu Mar 5 03:58:46 2020