! Started logfile: /image_prod/ug002_uva//J1753-1934_X_dfm.log on Thu Mar 5 03:31:18 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//J1753-1934_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1753-1934_X_uva.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.9 visibilities/baseline/integration-bin. ! Found source: J1753-1934 ! ! 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 29160 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 J1753-1934_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 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003052Jy sigma=8.255147 ! Fit after self-cal, rms=0.965071Jy sigma=7.940776 ! 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=0.6481 mas, bmaj=1.582 mas, bpa=-1.697 degrees ! Estimated noise=1.16111 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 = 0.0271318 Jy ! Component: 100 - total flux cleaned = 0.0333817 Jy ! Total flux subtracted in 100 components = 0.0333817 Jy ! Clean residual min=-0.002951 max=0.003127 Jy/beam ! Clean residual mean=-0.000001 rms=0.000721 Jy/beam ! Combined flux in latest and established models = 0.0333817 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0333817 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=0.066996Jy sigma=0.482312 ! Fit after self-cal, rms=0.065388Jy sigma=0.467452 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00465488 Jy ! Component: 100 - total flux cleaned = 0.00702903 Jy ! Total flux subtracted in 100 components = 0.00702903 Jy ! Clean residual min=-0.002816 max=0.002781 Jy/beam ! Clean residual mean=-0.000000 rms=0.000650 Jy/beam ! Combined flux in latest and established models = 0.0404107 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 16 components and 0.0404107 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=0.064918Jy sigma=0.463003 ! Fit after self-cal, rms=0.064914Jy sigma=0.462815 ! 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=0.8788 mas, bmaj=2.029 mas, bpa=-0.3815 degrees ! Estimated noise=0.517007 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 (-0.6, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00273006 Jy ! Component: 100 - total flux cleaned = 0.00416276 Jy ! Component: 150 - total flux cleaned = 0.00508951 Jy ! Component: 200 - total flux cleaned = 0.00564277 Jy ! Total flux subtracted in 200 components = 0.00564277 Jy ! Clean residual min=-0.001332 max=0.001724 Jy/beam ! Clean residual mean=-0.000001 rms=0.000360 Jy/beam ! Combined flux in latest and established models = 0.0460535 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 41 components and 0.0460535 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=0.064795Jy sigma=0.461752 ! Fit after self-cal, rms=0.064804Jy sigma=0.461618 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8788 x 2.029 at -0.3815 degrees (North through East) ! Clean map min=-0.0012824 max=0.038946 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.06 HN 0.77 KP 1.08 ! LA 1.05 MK 1.08 NL 1.08 OV 0.94 ! PT 0.95 SC 1.11 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.05 HN 0.84 KP 1.09 ! LA 1.03 MK 1.03 NL 1.08 OV 0.97 ! PT 0.93 SC 1.19 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.10 HN 0.95 KP 1.03 ! LA 1.03 MK 1.03 NL 1.09 OV 0.91 ! PT 0.89 SC 1.09 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 0.88 KP 0.98 ! LA 1.10 MK 0.98 NL 1.07 OV 0.94 ! PT 0.93 SC 1.10 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.09 HN 0.79 KP 1.06 ! LA 0.96 MK 1.06 NL 1.14 OV 0.99 ! PT 0.91 SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.07 HN 0.85 KP 1.00 ! LA 1.03 MK 0.95 NL 1.12 OV 1.00 ! PT 0.97 SC 1.11 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 0.77 KP 1.04 ! LA 1.03 MK 1.02 NL 1.11 OV 1.02 ! PT 0.96 SC 1.04 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.99 HN 0.73 KP 1.03 ! LA 1.03 MK 1.06 NL 1.19 OV 0.92 ! PT 0.87 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.10 HN 0.83 KP 1.07 ! LA 1.00 MK 1.13 NL 1.14 OV 0.88 ! PT 0.92 SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.03 HN 0.78 KP 1.02 ! LA 1.11 MK 0.93 NL 1.09 OV 0.89 ! PT 0.88 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.01 HN 0.81 KP 0.96 ! LA 1.06 MK 0.88 NL 1.04 OV 0.95 ! PT 0.91 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.06 HN 0.82 KP 1.02 ! LA 1.03 MK 0.84 NL 1.05 OV 0.88 ! PT 0.90 SC 0.88 ! ! ! Fit before self-cal, rms=0.064804Jy sigma=0.461618 ! Fit after self-cal, rms=0.061660Jy sigma=0.460110 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8816 mas, bmaj=2.042 mas, bpa=-0.5803 degrees ! Estimated noise=0.512789 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 = 0.000793236 Jy ! Component: 100 - total flux cleaned = 0.000790011 Jy ! Component: 150 - total flux cleaned = 0.000822552 Jy ! Component: 200 - total flux cleaned = 0.000851496 Jy ! Total flux subtracted in 200 components = 0.000851496 Jy ! Clean residual min=-0.001092 max=0.001262 Jy/beam ! Clean residual mean=0.000000 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.046905 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 55 components and 0.046905 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=0.061639Jy sigma=0.459960 ! Fit after self-cal, rms=0.061617Jy sigma=0.459646 ! 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=0.061617Jy sigma=0.459646 ! Fit after self-cal, rms=0.061018Jy sigma=0.459078 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8791 mas, bmaj=2.039 mas, bpa=-0.5157 degrees ! Estimated noise=0.509122 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000380717 Jy ! Component: 100 - total flux cleaned = 0.000448975 Jy ! Component: 150 - total flux cleaned = 0.000435174 Jy ! Component: 200 - total flux cleaned = 0.000423533 Jy ! Total flux subtracted in 200 components = 0.000423533 Jy ! Clean residual min=-0.001111 max=0.001021 Jy/beam ! Clean residual mean=0.000001 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.0473285 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 65 components and 0.0473285 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=0.061008Jy sigma=0.459018 ! Fit after self-cal, rms=0.061013Jy sigma=0.458897 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 = 0.000108928 Jy ! Component: 100 - total flux cleaned = 0.000122054 Jy ! Component: 150 - total flux cleaned = 0.000122434 Jy ! Component: 200 - total flux cleaned = 0.000133085 Jy ! Total flux subtracted in 200 components = 0.000133085 Jy ! Clean residual min=-0.001095 max=0.001015 Jy/beam ! Clean residual mean=0.000001 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.0474616 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 72 components and 0.0474616 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=0.061007Jy sigma=0.458870 ! Fit after self-cal, rms=0.061001Jy sigma=0.458849 ! 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=0.061001Jy sigma=0.458849 ! Fit after self-cal, rms=0.060568Jy sigma=0.458813 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8775 mas, bmaj=2.041 mas, bpa=-0.3673 degrees ! Estimated noise=0.507141 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00022189 Jy ! Component: 100 - total flux cleaned = 0.000221762 Jy ! Component: 150 - total flux cleaned = 0.00022233 Jy ! Component: 200 - total flux cleaned = 0.000232462 Jy ! Total flux subtracted in 200 components = 0.000232462 Jy ! Clean residual min=-0.001069 max=0.001005 Jy/beam ! Clean residual mean=0.000001 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.0476941 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 73 components and 0.0476941 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=0.060561Jy sigma=0.458779 ! Fit after self-cal, rms=0.060560Jy sigma=0.458763 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 = 6.61813e-05 Jy ! Component: 100 - total flux cleaned = 7.6383e-05 Jy ! Component: 150 - total flux cleaned = 7.62627e-05 Jy ! Component: 200 - total flux cleaned = 7.61842e-05 Jy ! Total flux subtracted in 200 components = 7.61842e-05 Jy ! Clean residual min=-0.001058 max=0.001010 Jy/beam ! Clean residual mean=0.000001 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.0477703 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 73 components and 0.0477703 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=0.060555Jy sigma=0.458744 ! Fit after self-cal, rms=0.060553Jy sigma=0.458742 ! 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=0.060553Jy sigma=0.458742 ! Fit after self-cal, rms=0.060242Jy sigma=0.458730 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.37 mas, bmaj=4.773 mas, bpa=5.543 degrees ! Estimated noise=0.624698 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000104824 Jy ! Component: 100 - total flux cleaned = 0.000142713 Jy ! Component: 150 - total flux cleaned = 0.000169983 Jy ! Component: 200 - total flux cleaned = 0.00020033 Jy ! Total flux subtracted in 200 components = 0.00020033 Jy ! Clean residual min=-0.001005 max=0.000995 Jy/beam ! Clean residual mean=0.000001 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.0479706 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 78 components and 0.0479706 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=0.060241Jy sigma=0.458728 ! Fit after self-cal, rms=0.060239Jy sigma=0.458724 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.99411e-05 Jy ! Component: 100 - total flux cleaned = 4.28949e-05 Jy ! Component: 150 - total flux cleaned = 5.35529e-05 Jy ! Component: 200 - total flux cleaned = 5.35359e-05 Jy ! Total flux subtracted in 200 components = 5.35359e-05 Jy ! Clean residual min=-0.000992 max=0.000987 Jy/beam ! Clean residual mean=0.000001 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.0480241 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 83 components and 0.0480241 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=0.060239Jy sigma=0.458726 ! Fit after self-cal, rms=0.060238Jy sigma=0.458725 ! 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=0.8763 mas, bmaj=2.043 mas, bpa=-0.2617 degrees ! Estimated noise=0.505831 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8763 x 2.043 at -0.2617 degrees (North through East) ! Clean map min=-0.00092554 max=0.038387 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=0.648 mas, bmaj=1.598 mas, bpa=-1.22 degrees ! Estimated noise=1.13617 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0281611 Jy ! Component: 100 - total flux cleaned = 0.0352343 Jy ! Component: 150 - total flux cleaned = 0.0387662 Jy ! Component: 200 - total flux cleaned = 0.041139 Jy ! Total flux subtracted in 200 components = 0.041139 Jy ! Clean residual min=-0.002659 max=0.002373 Jy/beam ! Clean residual mean=-0.000000 rms=0.000591 Jy/beam ! Combined flux in latest and established models = 0.0411391 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0411391 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8763 mas, bmaj=2.043 mas, bpa=-0.2617 degrees ! Estimated noise=0.505831 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 = 0.00289535 Jy ! Component: 100 - total flux cleaned = 0.00451852 Jy ! Component: 150 - total flux cleaned = 0.00553479 Jy ! Component: 200 - total flux cleaned = 0.00590797 Jy ! Total flux subtracted in 200 components = 0.00590797 Jy ! Clean residual min=-0.001176 max=0.001028 Jy/beam ! Clean residual mean=0.000001 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.047047 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 41 components and 0.047047 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=2.37 mas, bmaj=4.773 mas, bpa=5.543 degrees ! Estimated noise=0.624698 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000566573 Jy ! Component: 100 - total flux cleaned = 0.000730492 Jy ! Component: 150 - total flux cleaned = 0.000777253 Jy ! Component: 200 - total flux cleaned = 0.000818829 Jy ! Total flux subtracted in 200 components = 0.000818829 Jy ! Clean residual min=-0.001016 max=0.001042 Jy/beam ! Clean residual mean=0.000001 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.0478658 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 = 3.7344e-05 Jy ! Component: 100 - total flux cleaned = 6.44807e-05 Jy ! Component: 150 - total flux cleaned = 7.76659e-05 Jy ! Component: 200 - total flux cleaned = 8.38377e-05 Jy ! Total flux subtracted in 200 components = 8.38377e-05 Jy ! Clean residual min=-0.001010 max=0.001047 Jy/beam ! Clean residual mean=0.000001 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.0479497 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 52 components and 0.0479497 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8763 mas, bmaj=2.043 mas, bpa=-0.2617 degrees ! Estimated noise=0.505831 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0001834 Jy ! Component: 100 - total flux cleaned = -0.000165719 Jy ! Component: 150 - total flux cleaned = -0.000119885 Jy ! Component: 200 - total flux cleaned = -9.30105e-05 Jy ! Total flux subtracted in 200 components = -9.30105e-05 Jy ! Clean residual min=-0.001119 max=0.001027 Jy/beam ! Clean residual mean=0.000001 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.0478567 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 64 components and 0.0478567 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=0.060247Jy sigma=0.458795 ! Fit after self-cal, rms=0.060249Jy sigma=0.458769 wmodel J1753-1934_X_map.mod ! Writing 64 model components to file: J1753-1934_X_map.mod wobs J1753-1934_X_uvs.fits ! Writing UV FITS file: J1753-1934_X_uvs.fits wwins J1753-1934_X_map.win ! wwins: Wrote 2 windows to J1753-1934_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 = 2.74768e-05 Jy ! Component: 100 - total flux cleaned = 0.00014907 Jy ! Component: 150 - total flux cleaned = 0.0002153 Jy ! Component: 200 - total flux cleaned = 0.00026251 Jy ! Component: 250 - total flux cleaned = 0.000368062 Jy ! Component: 300 - total flux cleaned = 0.000426272 Jy ! Component: 350 - total flux cleaned = 0.000483074 Jy ! Component: 400 - total flux cleaned = 0.00052471 Jy ! Component: 450 - total flux cleaned = 0.000579303 Jy ! Component: 500 - total flux cleaned = 0.000619243 Jy ! Component: 550 - total flux cleaned = 0.000645025 Jy ! Component: 600 - total flux cleaned = 0.000670228 Jy ! Component: 650 - total flux cleaned = 0.00068275 Jy ! Component: 700 - total flux cleaned = 0.000694998 Jy ! Component: 750 - total flux cleaned = 0.000694956 Jy ! Component: 800 - total flux cleaned = 0.000682847 Jy ! Component: 850 - total flux cleaned = 0.00069475 Jy ! Component: 900 - total flux cleaned = 0.000647641 Jy ! Component: 950 - total flux cleaned = 0.000601414 Jy ! Component: 1000 - total flux cleaned = 0.00058994 Jy ! Component: 1050 - total flux cleaned = 0.000510918 Jy ! Component: 1100 - total flux cleaned = 0.000488567 Jy ! Component: 1150 - total flux cleaned = 0.000422085 Jy ! Component: 1200 - total flux cleaned = 0.000345745 Jy ! Component: 1250 - total flux cleaned = 0.000259488 Jy ! Component: 1300 - total flux cleaned = 0.000248795 Jy ! Component: 1350 - total flux cleaned = 0.000153797 Jy ! Component: 1400 - total flux cleaned = 0.000143569 Jy ! Component: 1450 - total flux cleaned = 8.1449e-05 Jy ! Component: 1500 - total flux cleaned = 5.06658e-05 Jy ! Component: 1550 - total flux cleaned = 3.05202e-05 Jy ! Component: 1600 - total flux cleaned = -3.98107e-05 Jy ! Component: 1650 - total flux cleaned = -8.97009e-05 Jy ! Component: 1700 - total flux cleaned = -8.98542e-05 Jy ! Component: 1750 - total flux cleaned = -0.000177813 Jy ! Component: 1800 - total flux cleaned = -0.000197172 Jy ! Component: 1850 - total flux cleaned = -0.000226032 Jy ! Component: 1900 - total flux cleaned = -0.000283096 Jy ! Component: 1950 - total flux cleaned = -0.000311284 Jy ! Component: 2000 - total flux cleaned = -0.000320755 Jy ! Component: 2050 - total flux cleaned = -0.000348405 Jy ! Component: 2100 - total flux cleaned = -0.000385295 Jy ! Component: 2150 - total flux cleaned = -0.000439721 Jy ! Component: 2200 - total flux cleaned = -0.00045769 Jy ! Component: 2250 - total flux cleaned = -0.00049352 Jy ! Component: 2300 - total flux cleaned = -0.00049351 Jy ! Component: 2350 - total flux cleaned = -0.00049337 Jy ! Component: 2400 - total flux cleaned = -0.000563219 Jy ! Component: 2450 - total flux cleaned = -0.000554423 Jy ! Component: 2500 - total flux cleaned = -0.000580249 Jy ! Component: 2550 - total flux cleaned = -0.000614288 Jy ! Component: 2600 - total flux cleaned = -0.000631173 Jy ! Component: 2650 - total flux cleaned = -0.000647897 Jy ! Component: 2700 - total flux cleaned = -0.00065628 Jy ! Component: 2750 - total flux cleaned = -0.00061496 Jy ! Component: 2800 - total flux cleaned = -0.00066422 Jy ! Component: 2850 - total flux cleaned = -0.000664159 Jy ! Component: 2900 - total flux cleaned = -0.000728795 Jy ! Component: 2950 - total flux cleaned = -0.000712684 Jy ! Component: 3000 - total flux cleaned = -0.000704688 Jy ! Component: 3050 - total flux cleaned = -0.00072057 Jy ! Component: 3100 - total flux cleaned = -0.000752145 Jy ! Component: 3150 - total flux cleaned = -0.000767774 Jy ! Component: 3200 - total flux cleaned = -0.000791062 Jy ! Component: 3250 - total flux cleaned = -0.000821953 Jy ! Component: 3300 - total flux cleaned = -0.000829571 Jy ! Component: 3350 - total flux cleaned = -0.000882838 Jy ! Component: 3400 - total flux cleaned = -0.000875337 Jy ! Component: 3450 - total flux cleaned = -0.000905498 Jy ! Component: 3500 - total flux cleaned = -0.000905529 Jy ! Component: 3550 - total flux cleaned = -0.000964915 Jy ! Component: 3600 - total flux cleaned = -0.000979662 Jy ! Component: 3650 - total flux cleaned = -0.00100886 Jy ! Component: 3700 - total flux cleaned = -0.000979693 Jy ! Component: 3750 - total flux cleaned = -0.00100143 Jy ! Component: 3800 - total flux cleaned = -0.00103014 Jy ! Component: 3850 - total flux cleaned = -0.00102303 Jy ! Component: 3900 - total flux cleaned = -0.00100171 Jy ! Component: 3950 - total flux cleaned = -0.00102994 Jy ! Component: 4000 - total flux cleaned = -0.00100881 Jy ! Component: 4050 - total flux cleaned = -0.00100887 Jy ! Total flux subtracted in 4096 components = -0.00105755 Jy ! Clean residual min=-0.000540 max=0.000541 Jy/beam ! Clean residual mean=0.000000 rms=0.000119 Jy/beam ! Combined flux in latest and established models = 0.0467991 Jy keep ! Adding 295 model components to the UV plane model. ! The established model now contains 359 components and 0.0467991 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1753-1934_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8763 x 2.043 at -0.2617 degrees (North through East) ! Clean map min=-0.00083451 max=0.037663 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1753-1934_X_map.fits wmodel /image_prod/ug002_uva//J1753-1934_X_map.mod ! Writing 359 model components to file: /image_prod/ug002_uva//J1753-1934_X_map.mod wobs /image_prod/ug002_uva//J1753-1934_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1753-1934_X_uvs.fits wwins /image_prod/ug002_uva//J1753-1934_X_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J1753-1934_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0376628 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000118177 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.941332 0.941332 1.88266 3.76533 7.53066 15.0613 30.1226 60.2452 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.037 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 318.697 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1753-1934_X_dfm.log closed on Thu Mar 5 03:31:22 2020