! Started logfile: /image_prod/ug002_uva//J1748+0832_X_dfm.log on Thu Mar 5 03:27:05 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//J1748+0832_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1748+0832_X_uva.fits ! AN table 1: 75 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.92563 visibilities/baseline/integration-bin. ! Found source: J1748+0832 ! ! 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 37488 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 J1748+0832_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 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.005847Jy sigma=9.052029 ! Fit after self-cal, rms=0.925998Jy sigma=8.329963 ! 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=0.7072 mas, bmaj=1.716 mas, bpa=-5.403 degrees ! Estimated noise=0.817685 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 = 0.0587644 Jy ! Component: 100 - total flux cleaned = 0.0721715 Jy ! Total flux subtracted in 100 components = 0.0721715 Jy ! Clean residual min=-0.004169 max=0.014750 Jy/beam ! Clean residual mean=0.000007 rms=0.001038 Jy/beam ! Combined flux in latest and established models = 0.0721715 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0721715 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=0.061447Jy sigma=0.517461 ! Fit after self-cal, rms=0.061025Jy sigma=0.514045 ! Inverting map ! Added new window around map position (-2.8, -7.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0122162 Jy ! Component: 100 - total flux cleaned = 0.0174456 Jy ! Total flux subtracted in 100 components = 0.0174456 Jy ! Clean residual min=-0.003164 max=0.004311 Jy/beam ! Clean residual mean=0.000005 rms=0.000736 Jy/beam ! Combined flux in latest and established models = 0.0896171 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 10 components and 0.0896171 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=0.058745Jy sigma=0.490885 ! Fit after self-cal, rms=0.058506Jy sigma=0.488547 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00402239 Jy ! Component: 100 - total flux cleaned = 0.0061598 Jy ! Total flux subtracted in 100 components = 0.0061598 Jy ! Clean residual min=-0.002876 max=0.003593 Jy/beam ! Clean residual mean=0.000005 rms=0.000675 Jy/beam ! Combined flux in latest and established models = 0.0957769 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 20 components and 0.0957769 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=0.058232Jy sigma=0.485491 ! Fit after self-cal, rms=0.058194Jy sigma=0.485133 ! 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=0.9091 mas, bmaj=2.007 mas, bpa=-3.323 degrees ! Estimated noise=0.413694 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 (16.6, -33.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00620979 Jy ! Component: 100 - total flux cleaned = 0.00978827 Jy ! Component: 150 - total flux cleaned = 0.0124364 Jy ! Component: 200 - total flux cleaned = 0.0144786 Jy ! Total flux subtracted in 200 components = 0.0144786 Jy ! Clean residual min=-0.002692 max=0.003616 Jy/beam ! Clean residual mean=0.000004 rms=0.000713 Jy/beam ! Combined flux in latest and established models = 0.110256 Jy ! Performing phase self-cal ! Adding 52 model components to the UV plane model. ! The established model now contains 72 components and 0.110256 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=0.057512Jy sigma=0.477630 ! Fit after self-cal, rms=0.057436Jy sigma=0.476925 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9091 x 2.007 at -3.323 degrees (North through East) ! Clean map min=-0.002508 max=0.075979 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 0.85 KP 1.05 ! LA 1.05 MK 1.01 NL 1.25 OV 0.90 ! PT 0.93 SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 HN 0.83 KP 1.01 ! LA 1.00 MK 1.03 NL 1.19 OV 0.89 ! PT 0.97 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00 HN 0.85 KP 0.99 ! LA 1.01 MK 1.06 NL 1.25 OV 0.90 ! PT 0.90 SC 1.05 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 0.88 KP 1.00 ! LA 0.98 MK 1.07 NL 1.24 OV 0.90 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 0.88 KP 1.06 ! LA 1.03 MK 1.05 NL 1.19 OV 0.87 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 0.87 KP 1.01 ! LA 0.99 MK 1.06 NL 1.22 OV 0.91 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 HN 0.89 KP 1.02 ! LA 1.00 MK 1.04 NL 1.24 OV 0.92 ! PT 0.95 SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.87 KP 1.05 ! LA 1.02 MK 1.02 NL 1.21 OV 0.88 ! PT 0.94 SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.88 KP 1.05 ! LA 0.98 MK 1.05 NL 1.27 OV 0.90 ! PT 0.92 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 0.86 KP 1.03 ! LA 1.02 MK 1.01 NL 1.23 OV 0.91 ! PT 0.95 SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 HN 0.84 KP 1.04 ! LA 1.02 MK 1.00 NL 1.16 OV 0.93 ! PT 0.95 SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.00 HN 0.83 KP 1.03 ! LA 1.08 MK 0.95 NL 1.19 OV 0.89 ! PT 0.92 SC 1.01 ! ! ! Fit before self-cal, rms=0.057436Jy sigma=0.476925 ! Fit after self-cal, rms=0.056556Jy sigma=0.469585 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9142 mas, bmaj=2.011 mas, bpa=-3.126 degrees ! Estimated noise=0.408721 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 (-2.6, -12.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00327068 Jy ! Component: 100 - total flux cleaned = 0.00536338 Jy ! Component: 150 - total flux cleaned = 0.00678943 Jy ! Component: 200 - total flux cleaned = 0.0077665 Jy ! Total flux subtracted in 200 components = 0.0077665 Jy ! Clean residual min=-0.001680 max=0.002248 Jy/beam ! Clean residual mean=0.000005 rms=0.000444 Jy/beam ! Combined flux in latest and established models = 0.118022 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 111 components and 0.118022 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=0.056320Jy sigma=0.467236 ! Fit after self-cal, rms=0.056365Jy sigma=0.466919 ! Inverting map ! Added new window around map position (19, -33.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00248869 Jy ! Component: 100 - total flux cleaned = 0.00412002 Jy ! Component: 150 - total flux cleaned = 0.00518227 Jy ! Component: 200 - total flux cleaned = 0.00611059 Jy ! Total flux subtracted in 200 components = 0.00611059 Jy ! Clean residual min=-0.001444 max=0.001539 Jy/beam ! Clean residual mean=0.000003 rms=0.000373 Jy/beam ! Combined flux in latest and established models = 0.124133 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 150 components and 0.124133 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=0.056222Jy sigma=0.465483 ! Fit after self-cal, rms=0.056212Jy sigma=0.465366 ! 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=0.056212Jy sigma=0.465366 ! Fit after self-cal, rms=0.057866Jy sigma=0.462992 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9143 mas, bmaj=2.005 mas, bpa=-2.939 degrees ! Estimated noise=0.40934 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00132875 Jy ! Component: 100 - total flux cleaned = 0.00231083 Jy ! Component: 150 - total flux cleaned = 0.00298697 Jy ! Component: 200 - total flux cleaned = 0.00352734 Jy ! Total flux subtracted in 200 components = 0.00352734 Jy ! Clean residual min=-0.000947 max=0.001145 Jy/beam ! Clean residual mean=0.000004 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.12766 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 177 components and 0.12766 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=0.057818Jy sigma=0.462527 ! Fit after self-cal, rms=0.057850Jy sigma=0.462456 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 (6, -23.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00109416 Jy ! Component: 100 - total flux cleaned = 0.00163329 Jy ! Component: 150 - total flux cleaned = 0.00212478 Jy ! Component: 200 - total flux cleaned = 0.00251657 Jy ! Total flux subtracted in 200 components = 0.00251657 Jy ! Clean residual min=-0.000916 max=0.001002 Jy/beam ! Clean residual mean=0.000003 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.130177 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 194 components and 0.130177 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=0.057820Jy sigma=0.462146 ! Fit after self-cal, rms=0.057820Jy sigma=0.462132 ! 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=0.057820Jy sigma=0.462132 ! Fit after self-cal, rms=0.058056Jy sigma=0.462005 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9134 mas, bmaj=2.002 mas, bpa=-2.929 degrees ! Estimated noise=0.409478 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00041514 Jy ! Component: 100 - total flux cleaned = 0.000724622 Jy ! Component: 150 - total flux cleaned = 0.000983584 Jy ! Component: 200 - total flux cleaned = 0.00122317 Jy ! Total flux subtracted in 200 components = 0.00122317 Jy ! Clean residual min=-0.000877 max=0.000947 Jy/beam ! Clean residual mean=0.000003 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.1314 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 207 components and 0.1314 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=0.058038Jy sigma=0.461841 ! Fit after self-cal, rms=0.058041Jy sigma=0.461832 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 = 0.000237021 Jy ! Component: 100 - total flux cleaned = 0.000436542 Jy ! Component: 150 - total flux cleaned = 0.000639369 Jy ! Component: 200 - total flux cleaned = 0.000781703 Jy ! Total flux subtracted in 200 components = 0.000781703 Jy ! Clean residual min=-0.000863 max=0.000949 Jy/beam ! Clean residual mean=0.000003 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.132181 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 215 components and 0.132181 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=0.058030Jy sigma=0.461745 ! Fit after self-cal, rms=0.058031Jy sigma=0.461742 ! 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=0.058031Jy sigma=0.461742 ! Fit after self-cal, rms=0.058053Jy sigma=0.461722 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.265 mas, bmaj=3.124 mas, bpa=-0.9551 degrees ! Estimated noise=0.498493 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000732248 Jy ! Component: 100 - total flux cleaned = 0.00124368 Jy ! Component: 150 - total flux cleaned = 0.00152013 Jy ! Component: 200 - total flux cleaned = 0.0016836 Jy ! Total flux subtracted in 200 components = 0.0016836 Jy ! Clean residual min=-0.000971 max=0.001262 Jy/beam ! Clean residual mean=0.000006 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.133865 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 240 components and 0.133865 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=0.058050Jy sigma=0.461686 ! Fit after self-cal, rms=0.058051Jy sigma=0.461679 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 = 0.000258365 Jy ! Component: 100 - total flux cleaned = 0.000329152 Jy ! Component: 150 - total flux cleaned = 0.000382842 Jy ! Component: 200 - total flux cleaned = 0.000433463 Jy ! Total flux subtracted in 200 components = 0.000433463 Jy ! Clean residual min=-0.000955 max=0.001269 Jy/beam ! Clean residual mean=0.000006 rms=0.000311 Jy/beam ! Combined flux in latest and established models = 0.134298 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 251 components and 0.134298 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=0.058049Jy sigma=0.461666 ! Fit after self-cal, rms=0.058049Jy sigma=0.461664 ! 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=0.9125 mas, bmaj=2 mas, bpa=-2.929 degrees ! Estimated noise=0.409386 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9125 x 2 at -2.929 degrees (North through East) ! Clean map min=-0.00078271 max=0.075058 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=0.7088 mas, bmaj=1.71 mas, bpa=-5.184 degrees ! Estimated noise=0.807236 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0579317 Jy ! Component: 100 - total flux cleaned = 0.0748392 Jy ! Component: 150 - total flux cleaned = 0.0833175 Jy ! Component: 200 - total flux cleaned = 0.0885165 Jy ! Total flux subtracted in 200 components = 0.0885165 Jy ! Clean residual min=-0.002235 max=0.002991 Jy/beam ! Clean residual mean=0.000004 rms=0.000548 Jy/beam ! Combined flux in latest and established models = 0.0885164 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.0885164 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9125 mas, bmaj=2 mas, bpa=-2.929 degrees ! Estimated noise=0.409386 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 = 0.00640176 Jy ! Component: 100 - total flux cleaned = 0.0109463 Jy ! Component: 150 - total flux cleaned = 0.0146602 Jy ! Component: 200 - total flux cleaned = 0.0178016 Jy ! Total flux subtracted in 200 components = 0.0178016 Jy ! Clean residual min=-0.001777 max=0.002095 Jy/beam ! Clean residual mean=0.000005 rms=0.000501 Jy/beam ! Combined flux in latest and established models = 0.106318 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 74 components and 0.106318 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=2.265 mas, bmaj=3.124 mas, bpa=-0.9551 degrees ! Estimated noise=0.498493 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00476065 Jy ! Component: 100 - total flux cleaned = 0.00831473 Jy ! Component: 150 - total flux cleaned = 0.0111974 Jy ! Component: 200 - total flux cleaned = 0.0136055 Jy ! Total flux subtracted in 200 components = 0.0136055 Jy ! Clean residual min=-0.001790 max=0.001812 Jy/beam ! Clean residual mean=0.000006 rms=0.000553 Jy/beam ! Combined flux in latest and established models = 0.119924 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 = 0.00203109 Jy ! Component: 100 - total flux cleaned = 0.00375615 Jy ! Component: 150 - total flux cleaned = 0.00523 Jy ! Component: 200 - total flux cleaned = 0.00649611 Jy ! Total flux subtracted in 200 components = 0.00649611 Jy ! Clean residual min=-0.001375 max=0.001440 Jy/beam ! Clean residual mean=0.000005 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.12642 Jy ! Adding 158 model components to the UV plane model. ! The established model now contains 211 components and 0.12642 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9125 mas, bmaj=2 mas, bpa=-2.929 degrees ! Estimated noise=0.409386 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00114017 Jy ! Component: 100 - total flux cleaned = 0.00201629 Jy ! Component: 150 - total flux cleaned = 0.00277393 Jy ! Component: 200 - total flux cleaned = 0.00344762 Jy ! Total flux subtracted in 200 components = 0.00344762 Jy ! Clean residual min=-0.000919 max=0.000891 Jy/beam ! Clean residual mean=0.000003 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.129867 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 236 components and 0.129867 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=0.058064Jy sigma=0.461860 ! Fit after self-cal, rms=0.058057Jy sigma=0.461802 wmodel J1748+0832_X_map.mod ! Writing 236 model components to file: J1748+0832_X_map.mod wobs J1748+0832_X_uvs.fits ! Writing UV FITS file: J1748+0832_X_uvs.fits wwins J1748+0832_X_map.win ! wwins: Wrote 6 windows to J1748+0832_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 = 0.000155199 Jy ! Component: 100 - total flux cleaned = 0.00026707 Jy ! Component: 150 - total flux cleaned = 0.000343805 Jy ! Component: 200 - total flux cleaned = 0.000417231 Jy ! Component: 250 - total flux cleaned = 0.000502556 Jy ! Component: 300 - total flux cleaned = 0.000502194 Jy ! Component: 350 - total flux cleaned = 0.000529732 Jy ! Component: 400 - total flux cleaned = 0.000596483 Jy ! Component: 450 - total flux cleaned = 0.000635567 Jy ! Component: 500 - total flux cleaned = 0.000674185 Jy ! Component: 550 - total flux cleaned = 0.000699456 Jy ! Component: 600 - total flux cleaned = 0.000773664 Jy ! Component: 650 - total flux cleaned = 0.00079764 Jy ! Component: 700 - total flux cleaned = 0.000797535 Jy ! Component: 750 - total flux cleaned = 0.000809515 Jy ! Component: 800 - total flux cleaned = 0.000867692 Jy ! Component: 850 - total flux cleaned = 0.000878997 Jy ! Component: 900 - total flux cleaned = 0.000935579 Jy ! Component: 950 - total flux cleaned = 0.000980324 Jy ! Component: 1000 - total flux cleaned = 0.00100236 Jy ! Component: 1050 - total flux cleaned = 0.00105707 Jy ! Component: 1100 - total flux cleaned = 0.00108938 Jy ! Component: 1150 - total flux cleaned = 0.00112123 Jy ! Component: 1200 - total flux cleaned = 0.00115284 Jy ! Component: 1250 - total flux cleaned = 0.00118431 Jy ! Component: 1300 - total flux cleaned = 0.00127675 Jy ! Component: 1350 - total flux cleaned = 0.00131727 Jy ! Component: 1400 - total flux cleaned = 0.00133742 Jy ! Component: 1450 - total flux cleaned = 0.0013474 Jy ! Component: 1500 - total flux cleaned = 0.00140642 Jy ! Component: 1550 - total flux cleaned = 0.00142594 Jy ! Component: 1600 - total flux cleaned = 0.00143569 Jy ! Component: 1650 - total flux cleaned = 0.00151169 Jy ! Component: 1700 - total flux cleaned = 0.00149279 Jy ! Component: 1750 - total flux cleaned = 0.00151145 Jy ! Component: 1800 - total flux cleaned = 0.00152079 Jy ! Component: 1850 - total flux cleaned = 0.00154823 Jy ! Component: 1900 - total flux cleaned = 0.00151182 Jy ! Component: 1950 - total flux cleaned = 0.001467 Jy ! Component: 2000 - total flux cleaned = 0.00147589 Jy ! Component: 2050 - total flux cleaned = 0.00148483 Jy ! Component: 2100 - total flux cleaned = 0.00149359 Jy ! Component: 2150 - total flux cleaned = 0.00147617 Jy ! Component: 2200 - total flux cleaned = 0.00147609 Jy ! Component: 2250 - total flux cleaned = 0.00145038 Jy ! Component: 2300 - total flux cleaned = 0.00145879 Jy ! Component: 2350 - total flux cleaned = 0.00142521 Jy ! Component: 2400 - total flux cleaned = 0.00142518 Jy ! Component: 2450 - total flux cleaned = 0.00140866 Jy ! Component: 2500 - total flux cleaned = 0.00140852 Jy ! Component: 2550 - total flux cleaned = 0.00139224 Jy ! Component: 2600 - total flux cleaned = 0.00135986 Jy ! Component: 2650 - total flux cleaned = 0.00140007 Jy ! Component: 2700 - total flux cleaned = 0.00139204 Jy ! Component: 2750 - total flux cleaned = 0.00136827 Jy ! Component: 2800 - total flux cleaned = 0.00139183 Jy ! Component: 2850 - total flux cleaned = 0.00137624 Jy ! Component: 2900 - total flux cleaned = 0.00137627 Jy ! Component: 2950 - total flux cleaned = 0.00139164 Jy ! Component: 3000 - total flux cleaned = 0.00138411 Jy ! Component: 3050 - total flux cleaned = 0.00139925 Jy ! Component: 3100 - total flux cleaned = 0.00142944 Jy ! Component: 3150 - total flux cleaned = 0.00140699 Jy ! Component: 3200 - total flux cleaned = 0.00144411 Jy ! Component: 3250 - total flux cleaned = 0.00143668 Jy ! Component: 3300 - total flux cleaned = 0.00145869 Jy ! Component: 3350 - total flux cleaned = 0.00147318 Jy ! Component: 3400 - total flux cleaned = 0.00147314 Jy ! Component: 3450 - total flux cleaned = 0.00148749 Jy ! Component: 3500 - total flux cleaned = 0.00151607 Jy ! Component: 3550 - total flux cleaned = 0.00151606 Jy ! Component: 3600 - total flux cleaned = 0.00153722 Jy ! Component: 3650 - total flux cleaned = 0.00157242 Jy ! Component: 3700 - total flux cleaned = 0.00154451 Jy ! Component: 3750 - total flux cleaned = 0.00157234 Jy ! Component: 3800 - total flux cleaned = 0.00158613 Jy ! Component: 3850 - total flux cleaned = 0.00160676 Jy ! Component: 3900 - total flux cleaned = 0.00160677 Jy ! Component: 3950 - total flux cleaned = 0.0016135 Jy ! Component: 4000 - total flux cleaned = 0.00161354 Jy ! Component: 4050 - total flux cleaned = 0.00164712 Jy ! Total flux subtracted in 4096 components = 0.00160705 Jy ! Clean residual min=-0.000413 max=0.000402 Jy/beam ! Clean residual mean=0.000001 rms=0.000117 Jy/beam ! Combined flux in latest and established models = 0.131474 Jy keep ! Adding 330 model components to the UV plane model. ! The established model now contains 566 components and 0.131474 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1748+0832_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9125 x 2 at -2.929 degrees (North through East) ! Clean map min=-0.00069784 max=0.075052 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1748+0832_X_map.fits wmodel /image_prod/ug002_uva//J1748+0832_X_map.mod ! Writing 566 model components to file: /image_prod/ug002_uva//J1748+0832_X_map.mod wobs /image_prod/ug002_uva//J1748+0832_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1748+0832_X_uvs.fits wwins /image_prod/ug002_uva//J1748+0832_X_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J1748+0832_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0750524 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000116027 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.463785 0.463785 0.92757 1.85514 3.71028 7.42056 14.8411 29.6822 59.3644 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.075 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 646.851 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1748+0832_X_dfm.log closed on Thu Mar 5 03:27:10 2020