! Started logfile: /image_prod/ug002_uva//J1912+3740_X_dfm.log on Thu Mar 5 04:05:04 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//J1912+3740_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1912+3740_X_uva.fits ! AN table 1: 60 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.88631 visibilities/baseline/integration-bin. ! Found source: J1912+3740 ! ! 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 17868 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 J1912+3740_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 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.030029Jy sigma=9.139982 ! Fit after self-cal, rms=0.781206Jy sigma=6.871114 ! 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=0.6562 mas, bmaj=1.138 mas, bpa=-6.89 degrees ! Estimated noise=1.13925 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 = 0.164143 Jy ! Component: 100 - total flux cleaned = 0.220888 Jy ! Total flux subtracted in 100 components = 0.220888 Jy ! Clean residual min=-0.012853 max=0.024467 Jy/beam ! Clean residual mean=-0.000002 rms=0.002582 Jy/beam ! Combined flux in latest and established models = 0.220888 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.220888 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=0.073245Jy sigma=0.627568 ! Fit after self-cal, rms=0.072358Jy sigma=0.620185 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.028991 Jy ! Component: 100 - total flux cleaned = 0.0436074 Jy ! Total flux subtracted in 100 components = 0.0436074 Jy ! Clean residual min=-0.008441 max=0.009317 Jy/beam ! Clean residual mean=-0.000002 rms=0.001539 Jy/beam ! Combined flux in latest and established models = 0.264495 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 12 components and 0.264495 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=0.059904Jy sigma=0.501586 ! Fit after self-cal, rms=0.059496Jy sigma=0.498304 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.009784 Jy ! Component: 100 - total flux cleaned = 0.0154671 Jy ! Total flux subtracted in 100 components = 0.0154671 Jy ! Clean residual min=-0.006329 max=0.008203 Jy/beam ! Clean residual mean=-0.000002 rms=0.001327 Jy/beam ! Combined flux in latest and established models = 0.279962 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 15 components and 0.279962 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=0.058084Jy sigma=0.485093 ! Fit after self-cal, rms=0.057983Jy sigma=0.484239 ! 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=0.8201 mas, bmaj=1.382 mas, bpa=-6.883 degrees ! Estimated noise=0.608065 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 = 0.00278066 Jy ! Component: 100 - total flux cleaned = 0.00323723 Jy ! Component: 150 - total flux cleaned = 0.00357635 Jy ! Component: 200 - total flux cleaned = 0.00394491 Jy ! Total flux subtracted in 200 components = 0.00394491 Jy ! Clean residual min=-0.005324 max=0.007828 Jy/beam ! Clean residual mean=-0.000002 rms=0.001431 Jy/beam ! Combined flux in latest and established models = 0.283907 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 23 components and 0.283907 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=0.057743Jy sigma=0.482107 ! Fit after self-cal, rms=0.057709Jy sigma=0.481857 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8201 x 1.382 at -6.883 degrees (North through East) ! Clean map min=-0.0049747 max=0.21697 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 HN 1.00 KP 0.98 ! MK 0.99 NL 1.14 OV 0.88 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.99 HN 0.97 KP 0.97 ! MK 1.01 NL 1.18 OV 0.89 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 0.99 KP 0.98 ! MK 1.00 NL 1.13 OV 0.89 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 0.97 KP 0.96 ! MK 1.00 NL 1.12 OV 0.92 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 1.02 KP 0.95 ! MK 1.02 NL 1.15 OV 0.92 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 1.05 KP 0.97 ! MK 1.02 NL 1.16 OV 0.90 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 HN 1.00 KP 0.99 ! MK 1.03 NL 1.15 OV 0.91 SC 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 1.05 KP 0.97 ! MK 0.99 NL 1.13 OV 0.92 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.04 KP 0.97 ! MK 1.04 NL 1.15 OV 0.91 SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 1.02 KP 0.97 ! MK 1.03 NL 1.14 OV 0.91 SC 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 1.05 KP 0.98 ! MK 1.03 NL 1.17 OV 0.90 SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 1.04 KP 0.96 ! MK 1.07 NL 1.15 OV 0.90 SC 0.92 ! ! ! Fit before self-cal, rms=0.057709Jy sigma=0.481857 ! Fit after self-cal, rms=0.053476Jy sigma=0.443331 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8226 mas, bmaj=1.379 mas, bpa=-5.883 degrees ! Estimated noise=0.606228 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, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00343984 Jy ! Component: 100 - total flux cleaned = 0.00480168 Jy ! Component: 150 - total flux cleaned = 0.0054986 Jy ! Component: 200 - total flux cleaned = 0.00605965 Jy ! Total flux subtracted in 200 components = 0.00605965 Jy ! Clean residual min=-0.002092 max=0.002407 Jy/beam ! Clean residual mean=-0.000000 rms=0.000471 Jy/beam ! Combined flux in latest and established models = 0.289967 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 38 components and 0.289967 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=0.053195Jy sigma=0.440794 ! Fit after self-cal, rms=0.053196Jy sigma=0.440481 ! Inverting map ! Added new window around map position (0.8, -5.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00218771 Jy ! Component: 100 - total flux cleaned = 0.00330834 Jy ! Component: 150 - total flux cleaned = 0.00436428 Jy ! Component: 200 - total flux cleaned = 0.00523633 Jy ! Total flux subtracted in 200 components = 0.00523633 Jy ! Clean residual min=-0.001866 max=0.002111 Jy/beam ! Clean residual mean=-0.000000 rms=0.000404 Jy/beam ! Combined flux in latest and established models = 0.295203 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 52 components and 0.295203 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=0.053036Jy sigma=0.439096 ! Fit after self-cal, rms=0.053019Jy sigma=0.438958 ! Inverting map ! Added new window around map position (2, 6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000267068 Jy ! Component: 100 - total flux cleaned = 0.000592785 Jy ! Component: 150 - total flux cleaned = 0.00121196 Jy ! Component: 200 - total flux cleaned = 0.0015945 Jy ! Total flux subtracted in 200 components = 0.0015945 Jy ! Clean residual min=-0.001754 max=0.001963 Jy/beam ! Clean residual mean=-0.000000 rms=0.000365 Jy/beam ! Combined flux in latest and established models = 0.296797 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 66 components and 0.296797 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=0.052895Jy sigma=0.438002 ! Fit after self-cal, rms=0.052888Jy sigma=0.437930 ! Inverting map ! Added new window around map position (-7, 15.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0013064 Jy ! Component: 100 - total flux cleaned = 0.00172328 Jy ! Component: 150 - total flux cleaned = 0.00212504 Jy ! Component: 200 - total flux cleaned = 0.00230973 Jy ! Total flux subtracted in 200 components = 0.00230973 Jy ! Clean residual min=-0.001566 max=0.001429 Jy/beam ! Clean residual mean=-0.000000 rms=0.000334 Jy/beam ! Combined flux in latest and established models = 0.299107 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 82 components and 0.299107 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=0.052803Jy sigma=0.437254 ! Fit after self-cal, rms=0.052799Jy sigma=0.437227 ! 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=0.052799Jy sigma=0.437227 ! Fit after self-cal, rms=0.052491Jy sigma=0.435400 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8206 mas, bmaj=1.373 mas, bpa=-5.688 degrees ! Estimated noise=0.604642 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00130186 Jy ! Component: 100 - total flux cleaned = 0.00181884 Jy ! Component: 150 - total flux cleaned = 0.00194417 Jy ! Component: 200 - total flux cleaned = 0.00194537 Jy ! Total flux subtracted in 200 components = 0.00194537 Jy ! Clean residual min=-0.001194 max=0.001239 Jy/beam ! Clean residual mean=-0.000000 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.301052 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 96 components and 0.301052 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=0.052440Jy sigma=0.435003 ! Fit after self-cal, rms=0.052440Jy sigma=0.434976 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 (21, 40.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000802094 Jy ! Component: 100 - total flux cleaned = 0.000834174 Jy ! Component: 150 - total flux cleaned = 0.000835102 Jy ! Component: 200 - total flux cleaned = 0.000863094 Jy ! Total flux subtracted in 200 components = 0.000863094 Jy ! Clean residual min=-0.001163 max=0.001078 Jy/beam ! Clean residual mean=-0.000000 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.301916 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 109 components and 0.301916 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=0.052401Jy sigma=0.434664 ! Fit after self-cal, rms=0.052399Jy sigma=0.434641 ! 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=0.052399Jy sigma=0.434641 ! Fit after self-cal, rms=0.052348Jy sigma=0.434585 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8198 mas, bmaj=1.371 mas, bpa=-5.636 degrees ! Estimated noise=0.60445 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000817024 Jy ! Component: 100 - total flux cleaned = 0.00093293 Jy ! Component: 150 - total flux cleaned = 0.000864103 Jy ! Component: 200 - total flux cleaned = 0.00082086 Jy ! Total flux subtracted in 200 components = 0.00082086 Jy ! Clean residual min=-0.001150 max=0.001047 Jy/beam ! Clean residual mean=-0.000000 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.302736 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 117 components and 0.302737 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=0.052321Jy sigma=0.434392 ! Fit after self-cal, rms=0.052320Jy sigma=0.434381 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 = 0.000149277 Jy ! Component: 100 - total flux cleaned = 0.000127595 Jy ! Component: 150 - total flux cleaned = 8.72801e-05 Jy ! Component: 200 - total flux cleaned = 4.79364e-05 Jy ! Total flux subtracted in 200 components = 4.79364e-05 Jy ! Clean residual min=-0.001122 max=0.001015 Jy/beam ! Clean residual mean=-0.000000 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.302784 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 125 components and 0.302785 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=0.052303Jy sigma=0.434261 ! Fit after self-cal, rms=0.052303Jy sigma=0.434255 ! 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=0.052303Jy sigma=0.434255 ! Fit after self-cal, rms=0.052291Jy sigma=0.434236 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.792 mas, bmaj=2.102 mas, bpa=-1.025 degrees ! Estimated noise=0.797002 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000649715 Jy ! Component: 100 - total flux cleaned = 0.0010571 Jy ! Component: 150 - total flux cleaned = 0.00123527 Jy ! Component: 200 - total flux cleaned = 0.00135581 Jy ! Total flux subtracted in 200 components = 0.00135581 Jy ! Clean residual min=-0.001280 max=0.001329 Jy/beam ! Clean residual mean=-0.000001 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.30414 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 148 components and 0.30414 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=0.052284Jy sigma=0.434200 ! Fit after self-cal, rms=0.052283Jy sigma=0.434192 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 (10.6, -34.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00113767 Jy ! Component: 100 - total flux cleaned = 0.00158737 Jy ! Component: 150 - total flux cleaned = 0.00188625 Jy ! Component: 200 - total flux cleaned = 0.00209601 Jy ! Total flux subtracted in 200 components = 0.00209601 Jy ! Clean residual min=-0.001047 max=0.000945 Jy/beam ! Clean residual mean=-0.000001 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.306236 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 168 components and 0.306236 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=0.052267Jy sigma=0.434075 ! Fit after self-cal, rms=0.052265Jy sigma=0.434060 ! 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=0.8194 mas, bmaj=1.37 mas, bpa=-5.607 degrees ! Estimated noise=0.604463 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8194 x 1.37 at -5.607 degrees (North through East) ! Clean map min=-0.0010651 max=0.21538 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=0.6564 mas, bmaj=1.128 mas, bpa=-5.473 degrees ! Estimated noise=1.12383 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.163388 Jy ! Component: 100 - total flux cleaned = 0.2242 Jy ! Component: 150 - total flux cleaned = 0.252627 Jy ! Component: 200 - total flux cleaned = 0.267055 Jy ! Total flux subtracted in 200 components = 0.267055 Jy ! Clean residual min=-0.004600 max=0.006945 Jy/beam ! Clean residual mean=-0.000000 rms=0.000905 Jy/beam ! Combined flux in latest and established models = 0.267055 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.267055 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8194 mas, bmaj=1.37 mas, bpa=-5.607 degrees ! Estimated noise=0.604463 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 = 0.00908637 Jy ! Component: 100 - total flux cleaned = 0.0139581 Jy ! Component: 150 - total flux cleaned = 0.0175311 Jy ! Component: 200 - total flux cleaned = 0.0203779 Jy ! Total flux subtracted in 200 components = 0.0203779 Jy ! Clean residual min=-0.001881 max=0.001965 Jy/beam ! Clean residual mean=-0.000000 rms=0.000450 Jy/beam ! Combined flux in latest and established models = 0.287433 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 27 components and 0.287433 Jy ! Inverting map ! Added new window around map position (2.6, 26). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00243346 Jy ! Component: 100 - total flux cleaned = 0.0044429 Jy ! Component: 150 - total flux cleaned = 0.00619837 Jy ! Component: 200 - total flux cleaned = 0.00762563 Jy ! Total flux subtracted in 200 components = 0.00762563 Jy ! Clean residual min=-0.001401 max=0.001521 Jy/beam ! Clean residual mean=-0.000000 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.295058 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 44 components and 0.295058 Jy ! Inverting map ! Added new window around map position (-6.4, -25.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00129338 Jy ! Component: 100 - total flux cleaned = 0.00231081 Jy ! Component: 150 - total flux cleaned = 0.00309193 Jy ! Component: 200 - total flux cleaned = 0.00376263 Jy ! Total flux subtracted in 200 components = 0.00376263 Jy ! Clean residual min=-0.001174 max=0.001184 Jy/beam ! Clean residual mean=-0.000000 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.298821 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 65 components and 0.298821 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.792 mas, bmaj=2.102 mas, bpa=-1.025 degrees ! Estimated noise=0.797002 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0016452 Jy ! Component: 100 - total flux cleaned = 0.00287554 Jy ! Component: 150 - total flux cleaned = 0.00386048 Jy ! Component: 200 - total flux cleaned = 0.00464965 Jy ! Total flux subtracted in 200 components = 0.00464965 Jy ! Clean residual min=-0.001302 max=0.001266 Jy/beam ! Clean residual mean=-0.000001 rms=0.000319 Jy/beam ! Combined flux in latest and established models = 0.303471 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 = 0.000596191 Jy ! Component: 100 - total flux cleaned = 0.00109686 Jy ! Component: 150 - total flux cleaned = 0.00143301 Jy ! Component: 200 - total flux cleaned = 0.00167928 Jy ! Total flux subtracted in 200 components = 0.00167928 Jy ! Clean residual min=-0.001155 max=0.001105 Jy/beam ! Clean residual mean=-0.000001 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.30515 Jy ! Adding 69 model components to the UV plane model. ! The established model now contains 130 components and 0.30515 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8194 mas, bmaj=1.37 mas, bpa=-5.607 degrees ! Estimated noise=0.604463 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000407386 Jy ! Component: 100 - total flux cleaned = -0.000204994 Jy ! Component: 150 - total flux cleaned = -0.000141714 Jy ! Component: 200 - total flux cleaned = 6.38775e-05 Jy ! Total flux subtracted in 200 components = 6.38775e-05 Jy ! Clean residual min=-0.000986 max=0.001037 Jy/beam ! Clean residual mean=-0.000000 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.305214 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 150 components and 0.305214 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=0.052295Jy sigma=0.434315 ! Fit after self-cal, rms=0.052284Jy sigma=0.434247 wmodel J1912+3740_X_map.mod ! Writing 150 model components to file: J1912+3740_X_map.mod wobs J1912+3740_X_uvs.fits ! Writing UV FITS file: J1912+3740_X_uvs.fits wwins J1912+3740_X_map.win ! wwins: Wrote 9 windows to J1912+3740_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 = 0.000288948 Jy ! Component: 100 - total flux cleaned = 0.000396148 Jy ! Component: 150 - total flux cleaned = 0.000514905 Jy ! Component: 200 - total flux cleaned = 0.000580684 Jy ! Component: 250 - total flux cleaned = 0.000564707 Jy ! Component: 300 - total flux cleaned = 0.00051866 Jy ! Component: 350 - total flux cleaned = 0.00047369 Jy ! Component: 400 - total flux cleaned = 0.000429675 Jy ! Component: 450 - total flux cleaned = 0.000386947 Jy ! Component: 500 - total flux cleaned = 0.000415619 Jy ! Component: 550 - total flux cleaned = 0.000359749 Jy ! Component: 600 - total flux cleaned = 0.000290936 Jy ! Component: 650 - total flux cleaned = 0.000236737 Jy ! Component: 700 - total flux cleaned = 0.000156814 Jy ! Component: 750 - total flux cleaned = 0.000156819 Jy ! Component: 800 - total flux cleaned = 0.000156629 Jy ! Component: 850 - total flux cleaned = 0.000118226 Jy ! Component: 900 - total flux cleaned = 0.000143584 Jy ! Component: 950 - total flux cleaned = 0.00015613 Jy ! Component: 1000 - total flux cleaned = 0.000156094 Jy ! Component: 1050 - total flux cleaned = 0.000143893 Jy ! Component: 1100 - total flux cleaned = 0.000131638 Jy ! Component: 1150 - total flux cleaned = 0.000131658 Jy ! Component: 1200 - total flux cleaned = 0.000107948 Jy ! Component: 1250 - total flux cleaned = 8.44498e-05 Jy ! Component: 1300 - total flux cleaned = 2.67224e-05 Jy ! Component: 1350 - total flux cleaned = 6.11509e-05 Jy ! Component: 1400 - total flux cleaned = 2.69898e-05 Jy ! Component: 1450 - total flux cleaned = -2.93495e-05 Jy ! Component: 1500 - total flux cleaned = -4.02777e-05 Jy ! Component: 1550 - total flux cleaned = -5.13219e-05 Jy ! Component: 1600 - total flux cleaned = -7.30856e-05 Jy ! Component: 1650 - total flux cleaned = -0.000138222 Jy ! Component: 1700 - total flux cleaned = -0.00013813 Jy ! Component: 1750 - total flux cleaned = -0.000170182 Jy ! Component: 1800 - total flux cleaned = -0.00019139 Jy ! Component: 1850 - total flux cleaned = -0.000201841 Jy ! Component: 1900 - total flux cleaned = -0.000180968 Jy ! Component: 1950 - total flux cleaned = -0.000201656 Jy ! Component: 2000 - total flux cleaned = -0.000242662 Jy ! Component: 2050 - total flux cleaned = -0.00024284 Jy ! Component: 2100 - total flux cleaned = -0.000283242 Jy ! Component: 2150 - total flux cleaned = -0.00028342 Jy ! Component: 2200 - total flux cleaned = -0.0002734 Jy ! Component: 2250 - total flux cleaned = -0.000352277 Jy ! Component: 2300 - total flux cleaned = -0.000332594 Jy ! Component: 2350 - total flux cleaned = -0.000303378 Jy ! Component: 2400 - total flux cleaned = -0.000351805 Jy ! Component: 2450 - total flux cleaned = -0.00030373 Jy ! Component: 2500 - total flux cleaned = -0.000361021 Jy ! Component: 2550 - total flux cleaned = -0.0003326 Jy ! Component: 2600 - total flux cleaned = -0.000341986 Jy ! Component: 2650 - total flux cleaned = -0.000379261 Jy ! Component: 2700 - total flux cleaned = -0.000342088 Jy ! Component: 2750 - total flux cleaned = -0.000360485 Jy ! Component: 2800 - total flux cleaned = -0.000397051 Jy ! Component: 2850 - total flux cleaned = -0.000397012 Jy ! Component: 2900 - total flux cleaned = -0.000387869 Jy ! Component: 2950 - total flux cleaned = -0.000405823 Jy ! Component: 3000 - total flux cleaned = -0.000423762 Jy ! Component: 3050 - total flux cleaned = -0.000379458 Jy ! Component: 3100 - total flux cleaned = -0.00040591 Jy ! Component: 3150 - total flux cleaned = -0.000458451 Jy ! Component: 3200 - total flux cleaned = -0.000423657 Jy ! Component: 3250 - total flux cleaned = -0.000423661 Jy ! Component: 3300 - total flux cleaned = -0.000449407 Jy ! Component: 3350 - total flux cleaned = -0.000449348 Jy ! Component: 3400 - total flux cleaned = -0.000440809 Jy ! Component: 3450 - total flux cleaned = -0.000483039 Jy ! Component: 3500 - total flux cleaned = -0.000466242 Jy ! Component: 3550 - total flux cleaned = -0.000474602 Jy ! Component: 3600 - total flux cleaned = -0.000491152 Jy ! Component: 3650 - total flux cleaned = -0.000441646 Jy ! Component: 3700 - total flux cleaned = -0.000449866 Jy ! Component: 3750 - total flux cleaned = -0.000458032 Jy ! Component: 3800 - total flux cleaned = -0.000441809 Jy ! Component: 3850 - total flux cleaned = -0.000433697 Jy ! Component: 3900 - total flux cleaned = -0.000409691 Jy ! Component: 3950 - total flux cleaned = -0.000457668 Jy ! Component: 4000 - total flux cleaned = -0.000465591 Jy ! Component: 4050 - total flux cleaned = -0.000465567 Jy ! Total flux subtracted in 4096 components = -0.000418378 Jy ! Clean residual min=-0.000426 max=0.000496 Jy/beam ! Clean residual mean=-0.000000 rms=0.000129 Jy/beam ! Combined flux in latest and established models = 0.304795 Jy keep ! Adding 308 model components to the UV plane model. ! The established model now contains 458 components and 0.304795 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1912+3740_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8194 x 1.37 at -5.607 degrees (North through East) ! Clean map min=-0.00076746 max=0.21505 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1912+3740_X_map.fits wmodel /image_prod/ug002_uva//J1912+3740_X_map.mod ! Writing 458 model components to file: /image_prod/ug002_uva//J1912+3740_X_map.mod wobs /image_prod/ug002_uva//J1912+3740_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1912+3740_X_uvs.fits wwins /image_prod/ug002_uva//J1912+3740_X_map.win ! wwins: Wrote 10 windows to /image_prod/ug002_uva//J1912+3740_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.215046 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000129135 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.18015 0.18015 0.3603 0.720601 1.4412 2.8824 5.76481 11.5296 23.0592 46.1185 92.2369 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.215 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1665.28 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1912+3740_X_dfm.log closed on Thu Mar 5 04:05:09 2020