! Started logfile: /image_prod/ug002_uva//J1220+3431_X_dfm.log on Thu Mar 5 00:35:56 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//J1220+3431_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1220+3431_X_uva.fits ! AN table 1: 45 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.774691 visibilities/baseline/integration-bin. ! Found source: J1220+3431 ! ! 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 15060 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 J1220+3431_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=1.004170Jy sigma=9.189247 ! Fit after self-cal, rms=0.934578Jy sigma=8.530759 ! 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=0.7108 mas, bmaj=1.554 mas, bpa=11.65 degrees ! Estimated noise=1.17679 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 = 0.0477455 Jy ! Component: 100 - total flux cleaned = 0.0631725 Jy ! Total flux subtracted in 100 components = 0.0631725 Jy ! Clean residual min=-0.003894 max=0.006678 Jy/beam ! Clean residual mean=-0.000006 rms=0.000946 Jy/beam ! Combined flux in latest and established models = 0.0631725 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0631725 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=0.058517Jy sigma=0.504837 ! Fit after self-cal, rms=0.057800Jy sigma=0.497882 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00825714 Jy ! Component: 100 - total flux cleaned = 0.012516 Jy ! Total flux subtracted in 100 components = 0.012516 Jy ! Clean residual min=-0.003019 max=0.005397 Jy/beam ! Clean residual mean=-0.000005 rms=0.000735 Jy/beam ! Combined flux in latest and established models = 0.0756886 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 14 components and 0.0756885 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=0.056329Jy sigma=0.481458 ! Fit after self-cal, rms=0.056322Jy sigma=0.481286 ! Inverting map ! Added new window around map position (-1.2, 2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00468192 Jy ! Component: 100 - total flux cleaned = 0.00725157 Jy ! Total flux subtracted in 100 components = 0.00725157 Jy ! Clean residual min=-0.002838 max=0.002658 Jy/beam ! Clean residual mean=-0.000005 rms=0.000655 Jy/beam ! Combined flux in latest and established models = 0.0829401 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 25 components and 0.0829401 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=0.055785Jy sigma=0.475351 ! Fit after self-cal, rms=0.055737Jy sigma=0.475013 ! 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=0.9089 mas, bmaj=1.813 mas, bpa=10.16 degrees ! Estimated noise=0.641083 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 = 0.00382011 Jy ! Component: 100 - total flux cleaned = 0.00621393 Jy ! Component: 150 - total flux cleaned = 0.00780897 Jy ! Component: 200 - total flux cleaned = 0.00889843 Jy ! Total flux subtracted in 200 components = 0.00889843 Jy ! Clean residual min=-0.002157 max=0.002588 Jy/beam ! Clean residual mean=-0.000008 rms=0.000511 Jy/beam ! Combined flux in latest and established models = 0.0918386 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 41 components and 0.0918386 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=0.055466Jy sigma=0.471953 ! Fit after self-cal, rms=0.055440Jy sigma=0.471748 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9089 x 1.813 at 10.16 degrees (North through East) ! Clean map min=-0.0020717 max=0.066725 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.08 HN 1.04 KP 1.08 ! LA 1.02 MK 1.07 OV 0.90 PT 0.97 ! SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.06 HN 0.99 KP 1.05 ! LA 1.03 MK 1.04 OV 0.95 PT 0.92 ! SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.08 HN 0.95 KP 1.05 ! LA 1.00 MK 1.06 OV 0.92 PT 0.89 ! SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.07 HN 0.92 KP 1.08 ! LA 1.02 MK 1.08 OV 0.91 PT 0.84 ! SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HN 1.01 KP 0.99 ! LA 0.99 MK 1.10 OV 0.93 PT 0.85 ! SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HN 0.97 KP 1.03 ! LA 0.98 MK 1.05 OV 0.94 PT 0.88 ! SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.07 HN 0.94 KP 1.06 ! LA 0.98 MK 1.12 OV 0.90 PT 0.89 ! SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.05 HN 0.97 KP 1.04 ! LA 0.98 MK 1.03 OV 0.91 PT 0.91 ! SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.06 HN 0.98 KP 1.07 ! LA 0.96 MK 1.01 OV 0.91 PT 0.84 ! SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.08 HN 1.03 KP 0.96 ! LA 1.02 MK 1.06 OV 0.94 PT 0.88 ! SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.06 HN 1.01 KP 1.04 ! LA 1.02 MK 1.01 OV 0.95 PT 0.83 ! SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.05 HN 1.05 KP 1.01 ! LA 1.04 MK 1.04 OV 0.91 PT 0.82 ! SC 0.92 ! ! ! Fit before self-cal, rms=0.055440Jy sigma=0.471748 ! Fit after self-cal, rms=0.054624Jy sigma=0.468704 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9136 mas, bmaj=1.815 mas, bpa=10.64 degrees ! Estimated noise=0.63521 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 = 0.00125675 Jy ! Component: 100 - total flux cleaned = 0.00183108 Jy ! Component: 150 - total flux cleaned = 0.00187885 Jy ! Component: 200 - total flux cleaned = 0.00189062 Jy ! Total flux subtracted in 200 components = 0.00189062 Jy ! Clean residual min=-0.001703 max=0.001699 Jy/beam ! Clean residual mean=-0.000003 rms=0.000368 Jy/beam ! Combined flux in latest and established models = 0.0937292 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 54 components and 0.0937292 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=0.054600Jy sigma=0.468398 ! Fit after self-cal, rms=0.054613Jy sigma=0.468239 ! 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=0.054613Jy sigma=0.468239 ! Fit after self-cal, rms=0.054793Jy sigma=0.466547 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9125 mas, bmaj=1.812 mas, bpa=10.78 degrees ! Estimated noise=0.634616 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000448811 Jy ! Component: 100 - total flux cleaned = 0.000540668 Jy ! Component: 150 - total flux cleaned = 0.000570468 Jy ! Component: 200 - total flux cleaned = 0.000570428 Jy ! Total flux subtracted in 200 components = 0.000570428 Jy ! Clean residual min=-0.001394 max=0.001436 Jy/beam ! Clean residual mean=-0.000002 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.0942996 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 60 components and 0.0942996 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=0.054786Jy sigma=0.466476 ! Fit after self-cal, rms=0.054804Jy sigma=0.466409 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 (7.2, -19.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00127167 Jy ! Component: 100 - total flux cleaned = 0.00172432 Jy ! Component: 150 - total flux cleaned = 0.00194271 Jy ! Component: 200 - total flux cleaned = 0.00207145 Jy ! Total flux subtracted in 200 components = 0.00207145 Jy ! Clean residual min=-0.001374 max=0.001306 Jy/beam ! Clean residual mean=-0.000001 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.0963711 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 81 components and 0.0963711 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=0.054774Jy sigma=0.466079 ! Fit after self-cal, rms=0.054767Jy sigma=0.466042 ! 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=0.054767Jy sigma=0.466042 ! Fit after self-cal, rms=0.054817Jy sigma=0.466003 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.913 mas, bmaj=1.811 mas, bpa=10.89 degrees ! Estimated noise=0.634114 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000544801 Jy ! Component: 100 - total flux cleaned = 0.000773622 Jy ! Component: 150 - total flux cleaned = 0.000912823 Jy ! Component: 200 - total flux cleaned = 0.000974655 Jy ! Total flux subtracted in 200 components = 0.000974655 Jy ! Clean residual min=-0.001362 max=0.001321 Jy/beam ! Clean residual mean=-0.000001 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.0973457 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 92 components and 0.0973457 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=0.054808Jy sigma=0.465911 ! Fit after self-cal, rms=0.054812Jy sigma=0.465903 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 = 0.000136588 Jy ! Component: 100 - total flux cleaned = 0.000160059 Jy ! Component: 150 - total flux cleaned = 0.000191909 Jy ! Component: 200 - total flux cleaned = 0.000221429 Jy ! Total flux subtracted in 200 components = 0.000221429 Jy ! Clean residual min=-0.001345 max=0.001302 Jy/beam ! Clean residual mean=-0.000001 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.0975672 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 96 components and 0.0975672 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=0.054808Jy sigma=0.465867 ! Fit after self-cal, rms=0.054807Jy sigma=0.465865 ! 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=0.054807Jy sigma=0.465865 ! Fit after self-cal, rms=0.054841Jy sigma=0.465857 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.179 mas, bmaj=2.625 mas, bpa=21.49 degrees ! Estimated noise=0.779373 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000561503 Jy ! Component: 100 - total flux cleaned = 0.000836571 Jy ! Component: 150 - total flux cleaned = 0.000896718 Jy ! Component: 200 - total flux cleaned = 0.000938551 Jy ! Total flux subtracted in 200 components = 0.000938551 Jy ! Clean residual min=-0.001259 max=0.001245 Jy/beam ! Clean residual mean=-0.000002 rms=0.000322 Jy/beam ! Combined flux in latest and established models = 0.0985057 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 105 components and 0.0985057 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=0.054842Jy sigma=0.465846 ! Fit after self-cal, rms=0.054841Jy sigma=0.465839 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 = 0.000104601 Jy ! Component: 100 - total flux cleaned = 0.000119664 Jy ! Component: 150 - total flux cleaned = 0.000153002 Jy ! Component: 200 - total flux cleaned = 0.000171011 Jy ! Total flux subtracted in 200 components = 0.000171011 Jy ! Clean residual min=-0.001269 max=0.001226 Jy/beam ! Clean residual mean=-0.000002 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.0986767 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 109 components and 0.0986767 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=0.054842Jy sigma=0.465841 ! Fit after self-cal, rms=0.054841Jy sigma=0.465840 ! 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=0.9133 mas, bmaj=1.811 mas, bpa=10.97 degrees ! Estimated noise=0.634101 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9133 x 1.811 at 10.97 degrees (North through East) ! Clean map min=-0.001226 max=0.065878 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=0.7135 mas, bmaj=1.553 mas, bpa=12.56 degrees ! Estimated noise=1.16384 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0479617 Jy ! Component: 100 - total flux cleaned = 0.0644423 Jy ! Component: 150 - total flux cleaned = 0.0727859 Jy ! Component: 200 - total flux cleaned = 0.0779548 Jy ! Total flux subtracted in 200 components = 0.0779548 Jy ! Clean residual min=-0.002665 max=0.002786 Jy/beam ! Clean residual mean=-0.000003 rms=0.000626 Jy/beam ! Combined flux in latest and established models = 0.0779548 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0779548 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9133 mas, bmaj=1.811 mas, bpa=10.97 degrees ! Estimated noise=0.634101 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 = 0.00559677 Jy ! Component: 100 - total flux cleaned = 0.00894589 Jy ! Component: 150 - total flux cleaned = 0.0112714 Jy ! Component: 200 - total flux cleaned = 0.0130655 Jy ! Total flux subtracted in 200 components = 0.0130655 Jy ! Clean residual min=-0.001518 max=0.001467 Jy/beam ! Clean residual mean=-0.000004 rms=0.000364 Jy/beam ! Combined flux in latest and established models = 0.0910203 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 34 components and 0.0910203 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=2.179 mas, bmaj=2.625 mas, bpa=21.49 degrees ! Estimated noise=0.779373 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0023369 Jy ! Component: 100 - total flux cleaned = 0.00392552 Jy ! Component: 150 - total flux cleaned = 0.00507228 Jy ! Component: 200 - total flux cleaned = 0.00591198 Jy ! Total flux subtracted in 200 components = 0.00591198 Jy ! Clean residual min=-0.001456 max=0.001204 Jy/beam ! Clean residual mean=-0.000003 rms=0.000363 Jy/beam ! Combined flux in latest and established models = 0.0969323 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 = 0.00059873 Jy ! Component: 100 - total flux cleaned = 0.000834438 Jy ! Component: 150 - total flux cleaned = 0.00101659 Jy ! Component: 200 - total flux cleaned = 0.00115823 Jy ! Total flux subtracted in 200 components = 0.00115823 Jy ! Clean residual min=-0.001350 max=0.001208 Jy/beam ! Clean residual mean=-0.000002 rms=0.000333 Jy/beam ! Combined flux in latest and established models = 0.0980905 Jy ! Adding 71 model components to the UV plane model. ! The established model now contains 95 components and 0.0980905 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9133 mas, bmaj=1.811 mas, bpa=10.97 degrees ! Estimated noise=0.634101 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.54074e-05 Jy ! Component: 100 - total flux cleaned = -1.04647e-05 Jy ! Component: 150 - total flux cleaned = -2.65835e-05 Jy ! Component: 200 - total flux cleaned = -4.26907e-05 Jy ! Total flux subtracted in 200 components = -4.26907e-05 Jy ! Clean residual min=-0.001316 max=0.001207 Jy/beam ! Clean residual mean=-0.000001 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.0980478 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 105 components and 0.0980478 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=0.054850Jy sigma=0.465952 ! Fit after self-cal, rms=0.054842Jy sigma=0.465911 wmodel J1220+3431_X_map.mod ! Writing 105 model components to file: J1220+3431_X_map.mod wobs J1220+3431_X_uvs.fits ! Writing UV FITS file: J1220+3431_X_uvs.fits wwins J1220+3431_X_map.win ! wwins: Wrote 3 windows to J1220+3431_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 = -0.000307288 Jy ! Component: 100 - total flux cleaned = -0.000554087 Jy ! Component: 150 - total flux cleaned = -0.000730314 Jy ! Component: 200 - total flux cleaned = -0.000730882 Jy ! Component: 250 - total flux cleaned = -0.000713044 Jy ! Component: 300 - total flux cleaned = -0.000730992 Jy ! Component: 350 - total flux cleaned = -0.000661555 Jy ! Component: 400 - total flux cleaned = -0.000661399 Jy ! Component: 450 - total flux cleaned = -0.000544215 Jy ! Component: 500 - total flux cleaned = -0.000511548 Jy ! Component: 550 - total flux cleaned = -0.000463001 Jy ! Component: 600 - total flux cleaned = -0.000399534 Jy ! Component: 650 - total flux cleaned = -0.000383584 Jy ! Component: 700 - total flux cleaned = -0.000291298 Jy ! Component: 750 - total flux cleaned = -0.000276467 Jy ! Component: 800 - total flux cleaned = -0.000202151 Jy ! Component: 850 - total flux cleaned = -0.000143776 Jy ! Component: 900 - total flux cleaned = -0.00011489 Jy ! Component: 950 - total flux cleaned = -5.76067e-05 Jy ! Component: 1000 - total flux cleaned = 1.27404e-05 Jy ! Component: 1050 - total flux cleaned = 4.05316e-05 Jy ! Component: 1100 - total flux cleaned = 0.00012299 Jy ! Component: 1150 - total flux cleaned = 0.000163561 Jy ! Component: 1200 - total flux cleaned = 0.000190289 Jy ! Component: 1250 - total flux cleaned = 0.000203554 Jy ! Component: 1300 - total flux cleaned = 0.000281697 Jy ! Component: 1350 - total flux cleaned = 0.000294505 Jy ! Component: 1400 - total flux cleaned = 0.000332659 Jy ! Component: 1450 - total flux cleaned = 0.000345152 Jy ! Component: 1500 - total flux cleaned = 0.000345186 Jy ! Component: 1550 - total flux cleaned = 0.000357584 Jy ! Component: 1600 - total flux cleaned = 0.000394179 Jy ! Component: 1650 - total flux cleaned = 0.000358027 Jy ! Component: 1700 - total flux cleaned = 0.00036993 Jy ! Component: 1750 - total flux cleaned = 0.000381799 Jy ! Component: 1800 - total flux cleaned = 0.000370062 Jy ! Component: 1850 - total flux cleaned = 0.000312096 Jy ! Component: 1900 - total flux cleaned = 0.000335239 Jy ! Component: 1950 - total flux cleaned = 0.000323894 Jy ! Component: 2000 - total flux cleaned = 0.000278576 Jy ! Component: 2050 - total flux cleaned = 0.00028975 Jy ! Component: 2100 - total flux cleaned = 0.000234295 Jy ! Component: 2150 - total flux cleaned = 0.000245361 Jy ! Component: 2200 - total flux cleaned = 0.000256285 Jy ! Component: 2250 - total flux cleaned = 0.000202043 Jy ! Component: 2300 - total flux cleaned = 0.00020215 Jy ! Component: 2350 - total flux cleaned = 0.000180887 Jy ! Component: 2400 - total flux cleaned = 0.000202079 Jy ! Component: 2450 - total flux cleaned = 0.000191424 Jy ! Component: 2500 - total flux cleaned = 0.000139321 Jy ! Component: 2550 - total flux cleaned = 0.000128945 Jy ! Component: 2600 - total flux cleaned = 0.000118654 Jy ! Component: 2650 - total flux cleaned = 0.000118746 Jy ! Component: 2700 - total flux cleaned = 0.000108728 Jy ! Component: 2750 - total flux cleaned = 0.000118756 Jy ! Component: 2800 - total flux cleaned = 0.000108793 Jy ! Component: 2850 - total flux cleaned = 6.90765e-05 Jy ! Component: 2900 - total flux cleaned = 8.89401e-05 Jy ! Component: 2950 - total flux cleaned = 9.86681e-05 Jy ! Component: 3000 - total flux cleaned = 7.91678e-05 Jy ! Component: 3050 - total flux cleaned = 5.9898e-05 Jy ! Component: 3100 - total flux cleaned = 6.95664e-05 Jy ! Component: 3150 - total flux cleaned = 2.1736e-05 Jy ! Component: 3200 - total flux cleaned = 6.91439e-05 Jy ! Component: 3250 - total flux cleaned = 2.19819e-05 Jy ! Component: 3300 - total flux cleaned = 1.26037e-05 Jy ! Component: 3350 - total flux cleaned = 3.24219e-06 Jy ! Component: 3400 - total flux cleaned = 1.25378e-05 Jy ! Component: 3450 - total flux cleaned = -2.42749e-05 Jy ! Component: 3500 - total flux cleaned = -4.25161e-05 Jy ! Component: 3550 - total flux cleaned = -0.000106137 Jy ! Component: 3600 - total flux cleaned = -6.98931e-05 Jy ! Component: 3650 - total flux cleaned = -9.67941e-05 Jy ! Component: 3700 - total flux cleaned = -0.000114647 Jy ! Component: 3750 - total flux cleaned = -0.000141377 Jy ! Component: 3800 - total flux cleaned = -0.000141451 Jy ! Component: 3850 - total flux cleaned = -0.000176744 Jy ! Component: 3900 - total flux cleaned = -0.000194186 Jy ! Component: 3950 - total flux cleaned = -0.00020286 Jy ! Component: 4000 - total flux cleaned = -0.000246239 Jy ! Component: 4050 - total flux cleaned = -0.000246227 Jy ! Total flux subtracted in 4096 components = -0.000280465 Jy ! Clean residual min=-0.000520 max=0.000559 Jy/beam ! Clean residual mean=-0.000000 rms=0.000144 Jy/beam ! Combined flux in latest and established models = 0.0977673 Jy keep ! Adding 291 model components to the UV plane model. ! The established model now contains 396 components and 0.0977673 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1220+3431_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9133 x 1.811 at 10.97 degrees (North through East) ! Clean map min=-0.0010488 max=0.065875 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1220+3431_X_map.fits wmodel /image_prod/ug002_uva//J1220+3431_X_map.mod ! Writing 396 model components to file: /image_prod/ug002_uva//J1220+3431_X_map.mod wobs /image_prod/ug002_uva//J1220+3431_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1220+3431_X_uvs.fits wwins /image_prod/ug002_uva//J1220+3431_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J1220+3431_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0658753 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000142857 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.650581 0.650581 1.30116 2.60232 5.20465 10.4093 20.8186 41.6372 83.2744 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.065 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 461.126 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1220+3431_X_dfm.log closed on Thu Mar 5 00:36:00 2020