! Started logfile: /image_prod/ug002_uva//J2052+6858_X_dfm.log on Thu Mar 5 05:00:03 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//J2052+6858_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2052+6858_X_uva.fits ! AN table 1: 60 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.830093 visibilities/baseline/integration-bin. ! Found source: J2052+6858 ! ! 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 21516 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 J2052+6858_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 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004609Jy sigma=9.163439 ! Fit after self-cal, rms=0.944404Jy sigma=8.598045 ! 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=0.7135 mas, bmaj=0.8495 mas, bpa=-18.45 degrees ! Estimated noise=1.09541 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 = 0.0405998 Jy ! Component: 100 - total flux cleaned = 0.0550209 Jy ! Total flux subtracted in 100 components = 0.0550209 Jy ! Clean residual min=-0.003275 max=0.006423 Jy/beam ! Clean residual mean=0.000003 rms=0.000819 Jy/beam ! Combined flux in latest and established models = 0.0550209 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0550209 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=0.058442Jy sigma=0.501296 ! Fit after self-cal, rms=0.057361Jy sigma=0.490678 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00848358 Jy ! Component: 100 - total flux cleaned = 0.0128103 Jy ! Total flux subtracted in 100 components = 0.0128103 Jy ! Clean residual min=-0.002900 max=0.002957 Jy/beam ! Clean residual mean=0.000002 rms=0.000672 Jy/beam ! Combined flux in latest and established models = 0.0678313 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 8 components and 0.0678313 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=0.056046Jy sigma=0.477181 ! Fit after self-cal, rms=0.056040Jy sigma=0.476899 ! 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=0.9357 mas, bmaj=1.091 mas, bpa=-21.48 degrees ! Estimated noise=0.537113 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 (2.4, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00365558 Jy ! Component: 100 - total flux cleaned = 0.00595483 Jy ! Component: 150 - total flux cleaned = 0.00690681 Jy ! Component: 200 - total flux cleaned = 0.00757115 Jy ! Total flux subtracted in 200 components = 0.00757115 Jy ! Clean residual min=-0.001888 max=0.002131 Jy/beam ! Clean residual mean=0.000001 rms=0.000446 Jy/beam ! Combined flux in latest and established models = 0.0754024 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 24 components and 0.0754024 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=0.055787Jy sigma=0.474109 ! Fit after self-cal, rms=0.055752Jy sigma=0.473847 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9357 x 1.091 at -21.48 degrees (North through East) ! Clean map min=-0.001756 max=0.057113 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.95 HN 1.07 KP 1.08 ! LA 0.93 MK 1.03 NL 1.19 OV 0.88 ! SC 0.89 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.99 HN 0.98 KP 1.07 ! LA 0.94 MK 0.99 NL 1.22 OV 0.90 ! SC 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.99 HN 1.03 KP 1.06 ! LA 0.94 MK 1.09 NL 1.17 OV 0.91 ! SC 0.90 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 1.03 KP 1.12 ! LA 0.91 MK 1.03 NL 1.20 OV 0.90 ! SC 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 1.02 KP 1.06 ! LA 0.89 MK 0.99 NL 1.18 OV 0.88 ! SC 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 0.95 KP 1.07 ! LA 0.95 MK 0.97 NL 1.17 OV 0.86 ! SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 1.06 KP 1.06 ! LA 0.97 MK 1.09 NL 1.15 OV 0.91 ! SC 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.97 HN 1.04 KP 1.04 ! LA 0.92 MK 1.10 NL 1.21 OV 0.87 ! SC 0.91 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.01 HN 1.02 KP 1.12 ! LA 0.92 MK 1.05 NL 1.12 OV 0.94 ! SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 0.96 KP 1.13 ! LA 0.93 MK 1.01 NL 1.14 OV 0.91 ! SC 0.89 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.03 HN 0.98 KP 1.08 ! LA 0.90 MK 1.00 NL 1.16 OV 0.96 ! SC 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.93 HN 1.03 KP 1.06 ! LA 0.98 MK 1.00 NL 1.17 OV 0.83 ! SC 0.95 ! ! ! Fit before self-cal, rms=0.055752Jy sigma=0.473847 ! Fit after self-cal, rms=0.053823Jy sigma=0.468960 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9376 mas, bmaj=1.087 mas, bpa=-19.37 degrees ! Estimated noise=0.531448 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 = -8.00408e-05 Jy ! Component: 100 - total flux cleaned = -0.000161308 Jy ! Component: 150 - total flux cleaned = -0.000161977 Jy ! Component: 200 - total flux cleaned = -0.000117922 Jy ! Total flux subtracted in 200 components = -0.000117922 Jy ! Clean residual min=-0.001181 max=0.001335 Jy/beam ! Clean residual mean=0.000000 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.0752845 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 35 components and 0.0752845 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=0.053797Jy sigma=0.468764 ! Fit after self-cal, rms=0.053870Jy sigma=0.468484 ! 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=0.053870Jy sigma=0.468484 ! Fit after self-cal, rms=0.054281Jy sigma=0.466323 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9311 mas, bmaj=1.083 mas, bpa=-22.76 degrees ! Estimated noise=0.530124 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.85311e-05 Jy ! Component: 100 - total flux cleaned = -2.25027e-05 Jy ! Component: 150 - total flux cleaned = -5.37622e-06 Jy ! Component: 200 - total flux cleaned = -5.17703e-06 Jy ! Total flux subtracted in 200 components = -5.17703e-06 Jy ! Clean residual min=-0.000975 max=0.001146 Jy/beam ! Clean residual mean=-0.000000 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.0752793 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 41 components and 0.0752793 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=0.054265Jy sigma=0.466208 ! Fit after self-cal, rms=0.054304Jy sigma=0.466105 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 (-31.2, -10.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000609279 Jy ! Component: 100 - total flux cleaned = 0.000714655 Jy ! Component: 150 - total flux cleaned = 0.000675861 Jy ! Component: 200 - total flux cleaned = 0.000624433 Jy ! Total flux subtracted in 200 components = 0.000624433 Jy ! Clean residual min=-0.000941 max=0.000977 Jy/beam ! Clean residual mean=-0.000000 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.0759038 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 52 components and 0.0759038 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=0.054277Jy sigma=0.465898 ! Fit after self-cal, rms=0.054278Jy sigma=0.465870 ! 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=0.054278Jy sigma=0.465870 ! Fit after self-cal, rms=0.054400Jy sigma=0.465807 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9285 mas, bmaj=1.08 mas, bpa=-23.13 degrees ! Estimated noise=0.530185 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000447915 Jy ! Component: 100 - total flux cleaned = 0.000525288 Jy ! Component: 150 - total flux cleaned = 0.000543017 Jy ! Component: 200 - total flux cleaned = 0.000558624 Jy ! Total flux subtracted in 200 components = 0.000558624 Jy ! Clean residual min=-0.000884 max=0.000932 Jy/beam ! Clean residual mean=0.000000 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.0764624 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 56 components and 0.0764624 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=0.054388Jy sigma=0.465709 ! Fit after self-cal, rms=0.054396Jy sigma=0.465691 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 = 0.000159453 Jy ! Component: 100 - total flux cleaned = 0.000159755 Jy ! Component: 150 - total flux cleaned = 0.000146209 Jy ! Component: 200 - total flux cleaned = 0.000146334 Jy ! Total flux subtracted in 200 components = 0.000146334 Jy ! Clean residual min=-0.000885 max=0.000934 Jy/beam ! Clean residual mean=0.000000 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.0766087 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 59 components and 0.0766087 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=0.054389Jy sigma=0.465639 ! Fit after self-cal, rms=0.054389Jy sigma=0.465638 ! 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=0.054389Jy sigma=0.465638 ! Fit after self-cal, rms=0.054288Jy sigma=0.465626 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.175 mas, bmaj=2.256 mas, bpa=-40.59 degrees ! Estimated noise=0.721843 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000448947 Jy ! Component: 100 - total flux cleaned = 0.000495555 Jy ! Component: 150 - total flux cleaned = 0.000512974 Jy ! Component: 200 - total flux cleaned = 0.00049809 Jy ! Total flux subtracted in 200 components = 0.00049809 Jy ! Clean residual min=-0.001047 max=0.001155 Jy/beam ! Clean residual mean=0.000000 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.0771068 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 73 components and 0.0771068 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=0.054287Jy sigma=0.465620 ! Fit after self-cal, rms=0.054285Jy sigma=0.465608 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 = 6.57955e-05 Jy ! Component: 100 - total flux cleaned = 9.05082e-05 Jy ! Component: 150 - total flux cleaned = 8.35101e-05 Jy ! Component: 200 - total flux cleaned = 7.09851e-05 Jy ! Total flux subtracted in 200 components = 7.09851e-05 Jy ! Clean residual min=-0.001050 max=0.001159 Jy/beam ! Clean residual mean=0.000000 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.0771778 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 74 components and 0.0771778 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=0.054285Jy sigma=0.465607 ! Fit after self-cal, rms=0.054284Jy sigma=0.465601 ! 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=0.9252 mas, bmaj=1.079 mas, bpa=-23.21 degrees ! Estimated noise=0.529746 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9252 x 1.079 at -23.21 degrees (North through East) ! Clean map min=-0.001028 max=0.05605 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=0.7099 mas, bmaj=0.8378 mas, bpa=-20.59 degrees ! Estimated noise=1.07052 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0406463 Jy ! Component: 100 - total flux cleaned = 0.0564638 Jy ! Component: 150 - total flux cleaned = 0.0640768 Jy ! Component: 200 - total flux cleaned = 0.0683197 Jy ! Total flux subtracted in 200 components = 0.0683197 Jy ! Clean residual min=-0.002332 max=0.002601 Jy/beam ! Clean residual mean=0.000001 rms=0.000578 Jy/beam ! Combined flux in latest and established models = 0.0683196 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0683196 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9252 mas, bmaj=1.079 mas, bpa=-23.21 degrees ! Estimated noise=0.529746 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 = 0.00330189 Jy ! Component: 100 - total flux cleaned = 0.00532318 Jy ! Component: 150 - total flux cleaned = 0.00652098 Jy ! Component: 200 - total flux cleaned = 0.00714516 Jy ! Total flux subtracted in 200 components = 0.00714516 Jy ! Clean residual min=-0.001061 max=0.001036 Jy/beam ! Clean residual mean=0.000000 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.0754648 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 26 components and 0.0754648 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=2.175 mas, bmaj=2.256 mas, bpa=-40.59 degrees ! Estimated noise=0.721843 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00122115 Jy ! Component: 100 - total flux cleaned = 0.00159458 Jy ! Component: 150 - total flux cleaned = 0.00171912 Jy ! Component: 200 - total flux cleaned = 0.00178714 Jy ! Total flux subtracted in 200 components = 0.00178714 Jy ! Clean residual min=-0.001051 max=0.001203 Jy/beam ! Clean residual mean=0.000000 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.0772519 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 = 3.27246e-05 Jy ! Component: 100 - total flux cleaned = 4.20106e-05 Jy ! Component: 150 - total flux cleaned = 4.24359e-05 Jy ! Component: 200 - total flux cleaned = 1.82934e-05 Jy ! Total flux subtracted in 200 components = 1.82934e-05 Jy ! Clean residual min=-0.001068 max=0.001183 Jy/beam ! Clean residual mean=0.000000 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.0772702 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 48 components and 0.0772702 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9252 mas, bmaj=1.079 mas, bpa=-23.21 degrees ! Estimated noise=0.529746 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.95038e-05 Jy ! Component: 100 - total flux cleaned = -5.33504e-06 Jy ! Component: 150 - total flux cleaned = -2.56461e-05 Jy ! Component: 200 - total flux cleaned = -8.15859e-05 Jy ! Total flux subtracted in 200 components = -8.15859e-05 Jy ! Clean residual min=-0.000959 max=0.000980 Jy/beam ! Clean residual mean=0.000000 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.0771886 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 65 components and 0.0771886 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=0.054293Jy sigma=0.465693 ! Fit after self-cal, rms=0.054284Jy sigma=0.465642 wmodel J2052+6858_X_map.mod ! Writing 65 model components to file: J2052+6858_X_map.mod wobs J2052+6858_X_uvs.fits ! Writing UV FITS file: J2052+6858_X_uvs.fits wwins J2052+6858_X_map.win ! wwins: Wrote 3 windows to J2052+6858_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 = 0.000216697 Jy ! Component: 100 - total flux cleaned = 0.000318541 Jy ! Component: 150 - total flux cleaned = 0.000432416 Jy ! Component: 200 - total flux cleaned = 0.000448203 Jy ! Component: 250 - total flux cleaned = 0.000432845 Jy ! Component: 300 - total flux cleaned = 0.000432799 Jy ! Component: 350 - total flux cleaned = 0.000417989 Jy ! Component: 400 - total flux cleaned = 0.000403 Jy ! Component: 450 - total flux cleaned = 0.000388191 Jy ! Component: 500 - total flux cleaned = 0.000359522 Jy ! Component: 550 - total flux cleaned = 0.000331754 Jy ! Component: 600 - total flux cleaned = 0.000318004 Jy ! Component: 650 - total flux cleaned = 0.000317977 Jy ! Component: 700 - total flux cleaned = 0.000304458 Jy ! Component: 750 - total flux cleaned = 0.000291193 Jy ! Component: 800 - total flux cleaned = 0.000304226 Jy ! Component: 850 - total flux cleaned = 0.000291109 Jy ! Component: 900 - total flux cleaned = 0.000329943 Jy ! Component: 950 - total flux cleaned = 0.000329795 Jy ! Component: 1000 - total flux cleaned = 0.000342715 Jy ! Component: 1050 - total flux cleaned = 0.000393154 Jy ! Component: 1100 - total flux cleaned = 0.000430655 Jy ! Component: 1150 - total flux cleaned = 0.00044308 Jy ! Component: 1200 - total flux cleaned = 0.000443027 Jy ! Component: 1250 - total flux cleaned = 0.000479472 Jy ! Component: 1300 - total flux cleaned = 0.000479409 Jy ! Component: 1350 - total flux cleaned = 0.000527498 Jy ! Component: 1400 - total flux cleaned = 0.00056322 Jy ! Component: 1450 - total flux cleaned = 0.000610508 Jy ! Component: 1500 - total flux cleaned = 0.000598607 Jy ! Component: 1550 - total flux cleaned = 0.000644983 Jy ! Component: 1600 - total flux cleaned = 0.000714258 Jy ! Component: 1650 - total flux cleaned = 0.000737277 Jy ! Component: 1700 - total flux cleaned = 0.00080546 Jy ! Component: 1750 - total flux cleaned = 0.000737706 Jy ! Component: 1800 - total flux cleaned = 0.000805133 Jy ! Component: 1850 - total flux cleaned = 0.000849806 Jy ! Component: 1900 - total flux cleaned = 0.000905172 Jy ! Component: 1950 - total flux cleaned = 0.000894239 Jy ! Component: 2000 - total flux cleaned = 0.000981644 Jy ! Component: 2050 - total flux cleaned = 0.000992469 Jy ! Component: 2100 - total flux cleaned = 0.00100323 Jy ! Component: 2150 - total flux cleaned = 0.00103542 Jy ! Component: 2200 - total flux cleaned = 0.00106744 Jy ! Component: 2250 - total flux cleaned = 0.00109915 Jy ! Component: 2300 - total flux cleaned = 0.00113068 Jy ! Component: 2350 - total flux cleaned = 0.0011307 Jy ! Component: 2400 - total flux cleaned = 0.0011099 Jy ! Component: 2450 - total flux cleaned = 0.00113059 Jy ! Component: 2500 - total flux cleaned = 0.00117168 Jy ! Component: 2550 - total flux cleaned = 0.00115126 Jy ! Component: 2600 - total flux cleaned = 0.00119168 Jy ! Component: 2650 - total flux cleaned = 0.00116153 Jy ! Component: 2700 - total flux cleaned = 0.00119152 Jy ! Component: 2750 - total flux cleaned = 0.00117161 Jy ! Component: 2800 - total flux cleaned = 0.00122099 Jy ! Component: 2850 - total flux cleaned = 0.00123079 Jy ! Component: 2900 - total flux cleaned = 0.00124053 Jy ! Component: 2950 - total flux cleaned = 0.00123071 Jy ! Component: 3000 - total flux cleaned = 0.00117262 Jy ! Component: 3050 - total flux cleaned = 0.00118232 Jy ! Component: 3100 - total flux cleaned = 0.00116307 Jy ! Component: 3150 - total flux cleaned = 0.00118211 Jy ! Component: 3200 - total flux cleaned = 0.00113474 Jy ! Component: 3250 - total flux cleaned = 0.00118191 Jy ! Component: 3300 - total flux cleaned = 0.00119124 Jy ! Component: 3350 - total flux cleaned = 0.00120996 Jy ! Component: 3400 - total flux cleaned = 0.00120996 Jy ! Component: 3450 - total flux cleaned = 0.00116393 Jy ! Component: 3500 - total flux cleaned = 0.00116387 Jy ! Component: 3550 - total flux cleaned = 0.00119132 Jy ! Component: 3600 - total flux cleaned = 0.00116404 Jy ! Component: 3650 - total flux cleaned = 0.00120026 Jy ! Component: 3700 - total flux cleaned = 0.00119132 Jy ! Component: 3750 - total flux cleaned = 0.00120034 Jy ! Component: 3800 - total flux cleaned = 0.00119149 Jy ! Component: 3850 - total flux cleaned = 0.00116479 Jy ! Component: 3900 - total flux cleaned = 0.00113825 Jy ! Component: 3950 - total flux cleaned = 0.00109433 Jy ! Component: 4000 - total flux cleaned = 0.00113814 Jy ! Component: 4050 - total flux cleaned = 0.00116428 Jy ! Total flux subtracted in 4096 components = 0.00114692 Jy ! Clean residual min=-0.000603 max=0.000493 Jy/beam ! Clean residual mean=0.000000 rms=0.000144 Jy/beam ! Combined flux in latest and established models = 0.0783356 Jy keep ! Adding 310 model components to the UV plane model. ! The established model now contains 375 components and 0.0783356 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2052+6858_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9252 x 1.079 at -23.21 degrees (North through East) ! Clean map min=-0.00083217 max=0.0558 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2052+6858_X_map.fits wmodel /image_prod/ug002_uva//J2052+6858_X_map.mod ! Writing 375 model components to file: /image_prod/ug002_uva//J2052+6858_X_map.mod wobs /image_prod/ug002_uva//J2052+6858_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2052+6858_X_uvs.fits wwins /image_prod/ug002_uva//J2052+6858_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J2052+6858_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0558004 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000144033 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.774367 0.774367 1.54873 3.09747 6.19493 12.3899 24.7797 49.5595 99.1189 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.055 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 387.413 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2052+6858_X_dfm.log closed on Thu Mar 5 05:00:07 2020