! Started logfile: /image_prod/ug002_uva//J1938+6307_X_b_dfm.log on Thu Mar 5 04:18:54 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//J1938+6307_X_b_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1938+6307_X_b_uva.fits ! AN table 1: 65 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.836325 visibilities/baseline/integration-bin. ! Found source: J1938+6307 ! ! 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 23484 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 J1938+6307_X_b] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.005039Jy sigma=9.389990 ! Fit after self-cal, rms=0.923705Jy sigma=8.637184 ! 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=1.077 mas, bmaj=1.224 mas, bpa=55.74 degrees ! Estimated noise=1.19229 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 = 0.0602523 Jy ! Component: 100 - total flux cleaned = 0.0733912 Jy ! Total flux subtracted in 100 components = 0.0733912 Jy ! Clean residual min=-0.003571 max=0.007077 Jy/beam ! Clean residual mean=-0.000002 rms=0.000868 Jy/beam ! Combined flux in latest and established models = 0.0733912 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.0733912 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=0.055501Jy sigma=0.474463 ! Fit after self-cal, rms=0.055293Jy sigma=0.472875 ! Inverting map ! Added new window around map position (4, 9). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00634561 Jy ! Component: 100 - total flux cleaned = 0.0100941 Jy ! Total flux subtracted in 100 components = 0.0100941 Jy ! Clean residual min=-0.002626 max=0.002597 Jy/beam ! Clean residual mean=-0.000001 rms=0.000654 Jy/beam ! Combined flux in latest and established models = 0.0834853 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 18 components and 0.0834853 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=0.054404Jy sigma=0.463042 ! Fit after self-cal, rms=0.054329Jy sigma=0.462361 ! 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=1.361 mas, bmaj=1.425 mas, bpa=45.42 degrees ! Estimated noise=0.525064 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 = 0.00425274 Jy ! Component: 100 - total flux cleaned = 0.00690292 Jy ! Component: 150 - total flux cleaned = 0.00880429 Jy ! Component: 200 - total flux cleaned = 0.0101824 Jy ! Total flux subtracted in 200 components = 0.0101824 Jy ! Clean residual min=-0.001628 max=0.002141 Jy/beam ! Clean residual mean=0.000000 rms=0.000392 Jy/beam ! Combined flux in latest and established models = 0.0936677 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 44 components and 0.0936677 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=0.053954Jy sigma=0.458328 ! Fit after self-cal, rms=0.053923Jy sigma=0.457939 ! Inverting map ! Added new window around map position (4, 7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00211081 Jy ! Component: 100 - total flux cleaned = 0.00352994 Jy ! Component: 150 - total flux cleaned = 0.00465745 Jy ! Component: 200 - total flux cleaned = 0.00559627 Jy ! Total flux subtracted in 200 components = 0.00559627 Jy ! Clean residual min=-0.001438 max=0.001271 Jy/beam ! Clean residual mean=0.000001 rms=0.000310 Jy/beam ! Combined flux in latest and established models = 0.099264 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 63 components and 0.099264 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=0.053817Jy sigma=0.456800 ! Fit after self-cal, rms=0.053809Jy sigma=0.456709 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.361 x 1.425 at 45.42 degrees (North through East) ! Clean map min=-0.00141 max=0.077456 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 0.96 KP 1.00 ! LA 1.00* NL 1.02 OV 1.04 PT 0.98 ! SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.06 HN 1.03 KP 0.99 ! LA 1.00* NL 1.01 OV 0.98 PT 0.98 ! SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 1.03 KP 1.02 ! LA 1.00* NL 1.02 OV 1.00 PT 0.98 ! SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HN 1.05 KP 0.97 ! LA 1.00* NL 0.97 OV 1.00 PT 0.99 ! SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 0.98 KP 1.02 ! LA 1.00* NL 1.01 OV 1.00 PT 0.96 ! SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.99 KP 0.98 ! LA 1.00* NL 0.97 OV 1.00 PT 1.01 ! SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 0.97 KP 1.02 ! LA 1.00* NL 0.98 OV 1.05 PT 0.96 ! SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 1.02 KP 1.04 ! LA 1.00* NL 0.96 OV 1.00 PT 0.98 ! SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 0.98 KP 0.96 ! LA 1.00* NL 1.01 OV 1.02 PT 0.98 ! SC 1.03 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 0.97 KP 1.04 ! LA 1.00* NL 1.00 OV 0.99 PT 0.94 ! SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 1.00 KP 0.95 ! LA 1.00* NL 0.97 OV 1.00 PT 0.96 ! SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 0.99 KP 0.97 ! LA 1.00* NL 0.97 OV 1.01 PT 0.91 ! SC 1.00 ! ! ! Fit before self-cal, rms=0.053809Jy sigma=0.456709 ! Fit after self-cal, rms=0.052869Jy sigma=0.455848 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.358 mas, bmaj=1.423 mas, bpa=44.99 degrees ! Estimated noise=0.520417 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 = 0.0010325 Jy ! Component: 100 - total flux cleaned = 0.0017636 Jy ! Component: 150 - total flux cleaned = 0.00226734 Jy ! Component: 200 - total flux cleaned = 0.00263884 Jy ! Total flux subtracted in 200 components = 0.00263884 Jy ! Clean residual min=-0.001297 max=0.001146 Jy/beam ! Clean residual mean=0.000000 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.101903 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 78 components and 0.101903 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=0.052841Jy sigma=0.455555 ! Fit after self-cal, rms=0.052835Jy sigma=0.455514 ! 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=0.052835Jy sigma=0.455514 ! Fit after self-cal, rms=0.053100Jy sigma=0.454294 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.354 mas, bmaj=1.423 mas, bpa=42.3 degrees ! Estimated noise=0.520818 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000572856 Jy ! Component: 100 - total flux cleaned = 0.000823742 Jy ! Component: 150 - total flux cleaned = 0.000967965 Jy ! Component: 200 - total flux cleaned = 0.00112155 Jy ! Total flux subtracted in 200 components = 0.00112155 Jy ! Clean residual min=-0.001231 max=0.001183 Jy/beam ! Clean residual mean=0.000000 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.103024 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 94 components and 0.103024 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=0.053090Jy sigma=0.454198 ! Fit after self-cal, rms=0.053107Jy sigma=0.454163 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 = 0.000170861 Jy ! Component: 100 - total flux cleaned = 0.000291702 Jy ! Component: 150 - total flux cleaned = 0.000389901 Jy ! Component: 200 - total flux cleaned = 0.000451895 Jy ! Total flux subtracted in 200 components = 0.000451895 Jy ! Clean residual min=-0.001229 max=0.001192 Jy/beam ! Clean residual mean=0.000000 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.103476 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 99 components and 0.103476 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=0.053103Jy sigma=0.454124 ! Fit after self-cal, rms=0.053103Jy sigma=0.454123 ! 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=0.053103Jy sigma=0.454123 ! Fit after self-cal, rms=0.053160Jy sigma=0.454115 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.354 mas, bmaj=1.422 mas, bpa=41.21 degrees ! Estimated noise=0.521132 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000249878 Jy ! Component: 100 - total flux cleaned = 0.000341586 Jy ! Component: 150 - total flux cleaned = 0.000407143 Jy ! Component: 200 - total flux cleaned = 0.000430057 Jy ! Total flux subtracted in 200 components = 0.000430057 Jy ! Clean residual min=-0.001213 max=0.001172 Jy/beam ! Clean residual mean=0.000000 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.103906 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 104 components and 0.103906 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=0.053158Jy sigma=0.454089 ! Fit after self-cal, rms=0.053159Jy sigma=0.454088 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.34106e-05 Jy ! Component: 100 - total flux cleaned = 3.69069e-05 Jy ! Component: 150 - total flux cleaned = 5.62532e-05 Jy ! Component: 200 - total flux cleaned = 6.8362e-05 Jy ! Total flux subtracted in 200 components = 6.8362e-05 Jy ! Clean residual min=-0.001213 max=0.001165 Jy/beam ! Clean residual mean=0.000000 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.103975 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 106 components and 0.103975 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=0.053157Jy sigma=0.454075 ! Fit after self-cal, rms=0.053157Jy sigma=0.454075 ! 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=0.053157Jy sigma=0.454075 ! Fit after self-cal, rms=0.053184Jy sigma=0.454072 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.219 mas, bmaj=2.362 mas, bpa=87.24 degrees ! Estimated noise=0.621875 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000171363 Jy ! Component: 100 - total flux cleaned = 0.000193407 Jy ! Component: 150 - total flux cleaned = 0.000236471 Jy ! Component: 200 - total flux cleaned = 0.000257896 Jy ! Total flux subtracted in 200 components = 0.000257896 Jy ! Clean residual min=-0.001444 max=0.001348 Jy/beam ! Clean residual mean=0.000001 rms=0.000339 Jy/beam ! Combined flux in latest and established models = 0.104233 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 114 components and 0.104233 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=0.053184Jy sigma=0.454065 ! Fit after self-cal, rms=0.053185Jy sigma=0.454064 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.87139e-05 Jy ! Component: 100 - total flux cleaned = 2.8654e-05 Jy ! Component: 150 - total flux cleaned = 3.33238e-05 Jy ! Component: 200 - total flux cleaned = 3.33004e-05 Jy ! Total flux subtracted in 200 components = 3.33004e-05 Jy ! Clean residual min=-0.001448 max=0.001348 Jy/beam ! Clean residual mean=0.000001 rms=0.000339 Jy/beam ! Combined flux in latest and established models = 0.104266 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 117 components and 0.104266 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=0.053184Jy sigma=0.454064 ! Fit after self-cal, rms=0.053185Jy sigma=0.454064 ! 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=1.354 mas, bmaj=1.421 mas, bpa=40.13 degrees ! Estimated noise=0.521419 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.354 x 1.421 at 40.13 degrees (North through East) ! Clean map min=-0.0011176 max=0.077023 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=1.079 mas, bmaj=1.218 mas, bpa=53.37 degrees ! Estimated noise=1.1816 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0600694 Jy ! Component: 100 - total flux cleaned = 0.0739219 Jy ! Component: 150 - total flux cleaned = 0.0802878 Jy ! Component: 200 - total flux cleaned = 0.0843094 Jy ! Total flux subtracted in 200 components = 0.0843094 Jy ! Clean residual min=-0.002351 max=0.002434 Jy/beam ! Clean residual mean=-0.000001 rms=0.000584 Jy/beam ! Combined flux in latest and established models = 0.0843094 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.0843094 Jy ! Inverting map and beam ! Estimated beam: bmin=1.354 mas, bmaj=1.421 mas, bpa=40.13 degrees ! Estimated noise=0.521419 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 = 0.00436731 Jy ! Component: 100 - total flux cleaned = 0.00737781 Jy ! Component: 150 - total flux cleaned = 0.00970962 Jy ! Component: 200 - total flux cleaned = 0.0115514 Jy ! Total flux subtracted in 200 components = 0.0115514 Jy ! Clean residual min=-0.001538 max=0.001379 Jy/beam ! Clean residual mean=0.000000 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.0958608 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 51 components and 0.0958608 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=2.219 mas, bmaj=2.362 mas, bpa=87.24 degrees ! Estimated noise=0.621875 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00223179 Jy ! Component: 100 - total flux cleaned = 0.00368365 Jy ! Component: 150 - total flux cleaned = 0.00473875 Jy ! Component: 200 - total flux cleaned = 0.00556015 Jy ! Total flux subtracted in 200 components = 0.00556015 Jy ! Clean residual min=-0.001582 max=0.001223 Jy/beam ! Clean residual mean=0.000001 rms=0.000362 Jy/beam ! Combined flux in latest and established models = 0.101421 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 = 0.000651604 Jy ! Component: 100 - total flux cleaned = 0.00117458 Jy ! Component: 150 - total flux cleaned = 0.00159655 Jy ! Component: 200 - total flux cleaned = 0.00188841 Jy ! Total flux subtracted in 200 components = 0.00188841 Jy ! Clean residual min=-0.001501 max=0.001286 Jy/beam ! Clean residual mean=0.000001 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.103309 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 107 components and 0.103309 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.354 mas, bmaj=1.421 mas, bpa=40.13 degrees ! Estimated noise=0.521419 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000235214 Jy ! Component: 100 - total flux cleaned = 0.000409649 Jy ! Component: 150 - total flux cleaned = 0.000444527 Jy ! Component: 200 - total flux cleaned = 0.00047523 Jy ! Total flux subtracted in 200 components = 0.00047523 Jy ! Clean residual min=-0.001214 max=0.001211 Jy/beam ! Clean residual mean=0.000000 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.103785 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 122 components and 0.103785 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=0.053199Jy sigma=0.454193 ! Fit after self-cal, rms=0.053197Jy sigma=0.454176 wmodel J1938+6307_X_b_map.mod ! Writing 122 model components to file: J1938+6307_X_b_map.mod wobs J1938+6307_X_b_uvs.fits ! Writing UV FITS file: J1938+6307_X_b_uvs.fits wwins J1938+6307_X_b_map.win ! wwins: Wrote 3 windows to J1938+6307_X_b_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -4.24904e-05 Jy ! Component: 100 - total flux cleaned = -0.000153117 Jy ! Component: 150 - total flux cleaned = -0.00023835 Jy ! Component: 200 - total flux cleaned = -0.000366175 Jy ! Component: 250 - total flux cleaned = -0.00048858 Jy ! Component: 300 - total flux cleaned = -0.000533205 Jy ! Component: 350 - total flux cleaned = -0.00059068 Jy ! Component: 400 - total flux cleaned = -0.000646878 Jy ! Component: 450 - total flux cleaned = -0.00070169 Jy ! Component: 500 - total flux cleaned = -0.00078175 Jy ! Component: 550 - total flux cleaned = -0.0007949 Jy ! Component: 600 - total flux cleaned = -0.000859498 Jy ! Component: 650 - total flux cleaned = -0.00091024 Jy ! Component: 700 - total flux cleaned = -0.000959656 Jy ! Component: 750 - total flux cleaned = -0.00100827 Jy ! Component: 800 - total flux cleaned = -0.00103247 Jy ! Component: 850 - total flux cleaned = -0.0011508 Jy ! Component: 900 - total flux cleaned = -0.00122037 Jy ! Component: 950 - total flux cleaned = -0.00124314 Jy ! Component: 1000 - total flux cleaned = -0.00126588 Jy ! Component: 1050 - total flux cleaned = -0.00134409 Jy ! Component: 1100 - total flux cleaned = -0.00138806 Jy ! Component: 1150 - total flux cleaned = -0.00144235 Jy ! Component: 1200 - total flux cleaned = -0.00145285 Jy ! Component: 1250 - total flux cleaned = -0.0014529 Jy ! Component: 1300 - total flux cleaned = -0.00148438 Jy ! Component: 1350 - total flux cleaned = -0.00149459 Jy ! Component: 1400 - total flux cleaned = -0.00152536 Jy ! Component: 1450 - total flux cleaned = -0.00152541 Jy ! Component: 1500 - total flux cleaned = -0.00152534 Jy ! Component: 1550 - total flux cleaned = -0.00153517 Jy ! Component: 1600 - total flux cleaned = -0.00157417 Jy ! Component: 1650 - total flux cleaned = -0.00159343 Jy ! Component: 1700 - total flux cleaned = -0.00158382 Jy ! Component: 1750 - total flux cleaned = -0.00157445 Jy ! Component: 1800 - total flux cleaned = -0.0016213 Jy ! Component: 1850 - total flux cleaned = -0.00161194 Jy ! Component: 1900 - total flux cleaned = -0.00166691 Jy ! Component: 1950 - total flux cleaned = -0.00162152 Jy ! Component: 2000 - total flux cleaned = -0.0016216 Jy ! Component: 2050 - total flux cleaned = -0.00163066 Jy ! Component: 2100 - total flux cleaned = -0.00159526 Jy ! Component: 2150 - total flux cleaned = -0.00160402 Jy ! Component: 2200 - total flux cleaned = -0.00164741 Jy ! Component: 2250 - total flux cleaned = -0.00164728 Jy ! Component: 2300 - total flux cleaned = -0.00159609 Jy ! Component: 2350 - total flux cleaned = -0.00163005 Jy ! Component: 2400 - total flux cleaned = -0.00158812 Jy ! Component: 2450 - total flux cleaned = -0.00162981 Jy ! Component: 2500 - total flux cleaned = -0.00161332 Jy ! Component: 2550 - total flux cleaned = -0.00158069 Jy ! Component: 2600 - total flux cleaned = -0.00159695 Jy ! Component: 2650 - total flux cleaned = -0.00159691 Jy ! Component: 2700 - total flux cleaned = -0.0015648 Jy ! Component: 2750 - total flux cleaned = -0.00158069 Jy ! Component: 2800 - total flux cleaned = -0.00155696 Jy ! Component: 2850 - total flux cleaned = -0.00152567 Jy ! Component: 2900 - total flux cleaned = -0.0015413 Jy ! Component: 2950 - total flux cleaned = -0.00152586 Jy ! Component: 3000 - total flux cleaned = -0.00151822 Jy ! Component: 3050 - total flux cleaned = -0.00153358 Jy ! Component: 3100 - total flux cleaned = -0.00152605 Jy ! Component: 3150 - total flux cleaned = -0.00154869 Jy ! Component: 3200 - total flux cleaned = -0.00153368 Jy ! Component: 3250 - total flux cleaned = -0.00152616 Jy ! Component: 3300 - total flux cleaned = -0.0015336 Jy ! Component: 3350 - total flux cleaned = -0.00151144 Jy ! Component: 3400 - total flux cleaned = -0.00148949 Jy ! Component: 3450 - total flux cleaned = -0.00151136 Jy ! Component: 3500 - total flux cleaned = -0.00146801 Jy ! Component: 3550 - total flux cleaned = -0.00148964 Jy ! Component: 3600 - total flux cleaned = -0.00146815 Jy ! Component: 3650 - total flux cleaned = -0.00145391 Jy ! Component: 3700 - total flux cleaned = -0.00140445 Jy ! Component: 3750 - total flux cleaned = -0.00141142 Jy ! Component: 3800 - total flux cleaned = -0.0014114 Jy ! Component: 3850 - total flux cleaned = -0.00136964 Jy ! Component: 3900 - total flux cleaned = -0.00133505 Jy ! Component: 3950 - total flux cleaned = -0.00130757 Jy ! Component: 4000 - total flux cleaned = -0.00132121 Jy ! Component: 4050 - total flux cleaned = -0.00127363 Jy ! Total flux subtracted in 4096 components = -0.00127364 Jy ! Clean residual min=-0.000417 max=0.000459 Jy/beam ! Clean residual mean=-0.000000 rms=0.000114 Jy/beam ! Combined flux in latest and established models = 0.102511 Jy keep ! Adding 301 model components to the UV plane model. ! The established model now contains 423 components and 0.102511 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1938+6307_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.354 x 1.421 at 40.13 degrees (North through East) ! Clean map min=-0.00077654 max=0.076863 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1938+6307_X_b_map.fits wmodel /image_prod/ug002_uva//J1938+6307_X_b_map.mod ! Writing 423 model components to file: /image_prod/ug002_uva//J1938+6307_X_b_map.mod wobs /image_prod/ug002_uva//J1938+6307_X_b_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1938+6307_X_b_uvs.fits wwins /image_prod/ug002_uva//J1938+6307_X_b_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J1938+6307_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0768634 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000114011 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.444988 0.444988 0.889976 1.77995 3.5599 7.11981 14.2396 28.4792 56.9585 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.076 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 674.175 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1938+6307_X_b_dfm.log closed on Thu Mar 5 04:18:59 2020