! Started logfile: /vlbi/uf001/uva//J0731+1433_X_dfm.log on Sun Jan 13 23:28:56 2019 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 /vlbi/uf001/uva//J0731+1433_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0731+1433_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.984795 visibilities/baseline/integration-bin. ! Found source: J0731+1433 ! ! 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 30312 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 J0731+1433_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 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.007266Jy sigma=21.188097 ! Fit after self-cal, rms=0.907270Jy sigma=19.037927 ! 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=0.6903 mas, bmaj=1.63 mas, bpa=-3.507 degrees ! Estimated noise=0.350575 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 = 0.0661836 Jy ! Component: 100 - total flux cleaned = 0.0950085 Jy ! Total flux subtracted in 100 components = 0.0950085 Jy ! Clean residual min=-0.005711 max=0.015834 Jy/beam ! Clean residual mean=0.000003 rms=0.001553 Jy/beam ! Combined flux in latest and established models = 0.0950085 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0950085 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=0.081082Jy sigma=1.544254 ! Fit after self-cal, rms=0.080048Jy sigma=1.523888 ! Inverting map ! Added new window around map position (-0.8, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0194148 Jy ! Component: 100 - total flux cleaned = 0.0302933 Jy ! Total flux subtracted in 100 components = 0.0302933 Jy ! Clean residual min=-0.004122 max=0.007012 Jy/beam ! Clean residual mean=-0.000000 rms=0.000995 Jy/beam ! Combined flux in latest and established models = 0.125302 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 14 components and 0.125302 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=0.074430Jy sigma=1.367699 ! Fit after self-cal, rms=0.074203Jy sigma=1.363610 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00752655 Jy ! Component: 100 - total flux cleaned = 0.0118655 Jy ! Total flux subtracted in 100 components = 0.0118655 Jy ! Clean residual min=-0.003661 max=0.006731 Jy/beam ! Clean residual mean=-0.000002 rms=0.000862 Jy/beam ! Combined flux in latest and established models = 0.137167 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 22 components and 0.137167 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=0.073423Jy sigma=1.335777 ! Fit after self-cal, rms=0.073372Jy sigma=1.335077 ! Inverting map ! Added new window around map position (1, -2.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00576036 Jy ! Component: 100 - total flux cleaned = 0.00895504 Jy ! Total flux subtracted in 100 components = 0.00895504 Jy ! Clean residual min=-0.003326 max=0.003630 Jy/beam ! Clean residual mean=-0.000003 rms=0.000781 Jy/beam ! Combined flux in latest and established models = 0.146122 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 34 components and 0.146122 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=0.072972Jy sigma=1.320464 ! Fit after self-cal, rms=0.072911Jy sigma=1.319502 ! 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=0.8702 mas, bmaj=1.892 mas, bpa=-3.445 degrees ! Estimated noise=0.211808 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 = 0.00353627 Jy ! Component: 100 - total flux cleaned = 0.00601293 Jy ! Component: 150 - total flux cleaned = 0.00796007 Jy ! Component: 200 - total flux cleaned = 0.00950999 Jy ! Total flux subtracted in 200 components = 0.00950999 Jy ! Clean residual min=-0.003876 max=0.003037 Jy/beam ! Clean residual mean=-0.000001 rms=0.000841 Jy/beam ! Combined flux in latest and established models = 0.155632 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 57 components and 0.155632 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=0.072791Jy sigma=1.311852 ! Fit after self-cal, rms=0.072771Jy sigma=1.311635 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8702 x 1.892 at -3.445 degrees (North through East) ! Clean map min=-0.00371 max=0.09152 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.03 HN 0.98 KP 1.01 ! LA 0.85 MK 1.00 NL 1.07 OV 0.96 ! PT 1.02 SC 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.05 HN 0.96 KP 1.03 ! LA 0.88 MK 0.96 NL 1.03 OV 0.94 ! PT 1.03 SC 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.03 HN 0.98 KP 1.00 ! LA 0.86 MK 0.99 NL 1.07 OV 0.94 ! PT 1.02 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.04 HN 0.96 KP 1.02 ! LA 0.86 MK 1.00 NL 1.04 OV 0.96 ! PT 0.99 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 0.94 KP 1.01 ! LA 0.86 MK 1.01 NL 1.06 OV 0.96 ! PT 1.13 SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.99 KP 1.03 ! LA 0.88 MK 0.98 NL 1.02 OV 0.94 ! PT 1.01 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 0.97 KP 1.02 ! LA 0.87 MK 1.04 NL 1.08 OV 0.96 ! PT 1.02 SC 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.01 HN 0.98 KP 1.02 ! LA 0.88 MK 1.06 NL 1.06 OV 0.94 ! PT 1.06 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.04 HN 0.96 KP 1.03 ! LA 0.81 MK 1.07 NL 1.03 OV 0.95 ! PT 1.04 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 0.95 KP 1.02 ! LA 0.85 MK 1.02 NL 1.07 OV 0.95 ! PT 1.04 SC 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 1.00 KP 1.06 ! LA 0.85 MK 1.00 NL 1.04 OV 0.95 ! PT 0.98 SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.05 HN 0.97 KP 1.02 ! LA 0.86 MK 0.93 NL 1.05 OV 0.93 ! PT 1.02 SC 0.96 ! ! ! Fit before self-cal, rms=0.072771Jy sigma=1.311635 ! Fit after self-cal, rms=0.071171Jy sigma=1.291208 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8678 mas, bmaj=1.905 mas, bpa=-3.122 degrees ! Estimated noise=0.208227 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 = -0.00150326 Jy ! Component: 100 - total flux cleaned = -0.00203812 Jy ! Component: 150 - total flux cleaned = -0.0023137 Jy ! Component: 200 - total flux cleaned = -0.00245604 Jy ! Total flux subtracted in 200 components = -0.00245604 Jy ! Clean residual min=-0.002403 max=0.002333 Jy/beam ! Clean residual mean=0.000004 rms=0.000612 Jy/beam ! Combined flux in latest and established models = 0.153176 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 74 components and 0.153176 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=0.071069Jy sigma=1.290835 ! Fit after self-cal, rms=0.071139Jy sigma=1.290379 ! 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=0.071139Jy sigma=1.290379 ! Fit after self-cal, rms=0.081182Jy sigma=1.268853 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8655 mas, bmaj=1.944 mas, bpa=-4.218 degrees ! Estimated noise=0.209356 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.58707e-05 Jy ! Component: 100 - total flux cleaned = -0.000320442 Jy ! Component: 150 - total flux cleaned = -0.000381793 Jy ! Component: 200 - total flux cleaned = -0.000409177 Jy ! Total flux subtracted in 200 components = -0.000409177 Jy ! Clean residual min=-0.001226 max=0.001385 Jy/beam ! Clean residual mean=0.000001 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.152767 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 85 components and 0.152767 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=0.081148Jy sigma=1.268022 ! Fit after self-cal, rms=0.081387Jy sigma=1.267517 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 (-0.2, -3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000742235 Jy ! Component: 100 - total flux cleaned = 0.000621803 Jy ! Component: 150 - total flux cleaned = 0.000474492 Jy ! Component: 200 - total flux cleaned = 0.000370885 Jy ! Total flux subtracted in 200 components = 0.000370885 Jy ! Clean residual min=-0.001169 max=0.001066 Jy/beam ! Clean residual mean=0.000001 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.153138 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 95 components and 0.153138 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=0.081360Jy sigma=1.266878 ! Fit after self-cal, rms=0.081356Jy sigma=1.266831 ! 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=0.081356Jy sigma=1.266831 ! Fit after self-cal, rms=0.083067Jy sigma=1.266663 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8657 mas, bmaj=1.95 mas, bpa=-4.263 degrees ! Estimated noise=0.209131 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0002025 Jy ! Component: 100 - total flux cleaned = -0.000335056 Jy ! Component: 150 - total flux cleaned = -0.000427791 Jy ! Component: 200 - total flux cleaned = -0.000495679 Jy ! Total flux subtracted in 200 components = -0.000495679 Jy ! Clean residual min=-0.001100 max=0.001055 Jy/beam ! Clean residual mean=0.000001 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.152642 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 99 components and 0.152642 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=0.083053Jy sigma=1.266418 ! Fit after self-cal, rms=0.083074Jy sigma=1.266405 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 = -1.57283e-05 Jy ! Component: 100 - total flux cleaned = -7.58562e-05 Jy ! Component: 150 - total flux cleaned = -0.000117201 Jy ! Component: 200 - total flux cleaned = -0.000142529 Jy ! Total flux subtracted in 200 components = -0.000142529 Jy ! Clean residual min=-0.001098 max=0.001051 Jy/beam ! Clean residual mean=0.000001 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.1525 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 107 components and 0.1525 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=0.083067Jy sigma=1.266298 ! Fit after self-cal, rms=0.083065Jy sigma=1.266292 ! 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=0.083065Jy sigma=1.266292 ! Fit after self-cal, rms=0.083378Jy sigma=1.266250 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.089 mas, bmaj=2.883 mas, bpa=-0.9348 degrees ! Estimated noise=0.271274 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000166819 Jy ! Component: 100 - total flux cleaned = -0.000263724 Jy ! Component: 150 - total flux cleaned = -0.000293917 Jy ! Component: 200 - total flux cleaned = -0.000317679 Jy ! Total flux subtracted in 200 components = -0.000317679 Jy ! Clean residual min=-0.001196 max=0.001295 Jy/beam ! Clean residual mean=0.000003 rms=0.000337 Jy/beam ! Combined flux in latest and established models = 0.152182 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 116 components and 0.152182 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=0.083376Jy sigma=1.266218 ! Fit after self-cal, rms=0.083380Jy sigma=1.266203 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 = 4.64409e-05 Jy ! Component: 100 - total flux cleaned = 6.24292e-05 Jy ! Component: 150 - total flux cleaned = 6.94397e-05 Jy ! Component: 200 - total flux cleaned = 6.92473e-05 Jy ! Total flux subtracted in 200 components = 6.92473e-05 Jy ! Clean residual min=-0.001187 max=0.001305 Jy/beam ! Clean residual mean=0.000003 rms=0.000336 Jy/beam ! Combined flux in latest and established models = 0.152251 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 120 components and 0.152251 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=0.083379Jy sigma=1.266209 ! Fit after self-cal, rms=0.083377Jy sigma=1.266206 ! 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=0.866 mas, bmaj=1.953 mas, bpa=-4.255 degrees ! Estimated noise=0.20896 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.866 x 1.953 at -4.255 degrees (North through East) ! Clean map min=-0.00096596 max=0.090016 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=0.6854 mas, bmaj=1.696 mas, bpa=-4.634 degrees ! Estimated noise=0.348123 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0670389 Jy ! Component: 100 - total flux cleaned = 0.0988179 Jy ! Component: 150 - total flux cleaned = 0.116249 Jy ! Component: 200 - total flux cleaned = 0.126302 Jy ! Total flux subtracted in 200 components = 0.126302 Jy ! Clean residual min=-0.002487 max=0.005236 Jy/beam ! Clean residual mean=0.000003 rms=0.000622 Jy/beam ! Combined flux in latest and established models = 0.126302 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 9 model components to the UV plane model. ! The established model now contains 9 components and 0.126302 Jy ! Inverting map and beam ! Estimated beam: bmin=0.866 mas, bmaj=1.953 mas, bpa=-4.255 degrees ! Estimated noise=0.20896 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 = 0.00856405 Jy ! Component: 100 - total flux cleaned = 0.013584 Jy ! Component: 150 - total flux cleaned = 0.0169451 Jy ! Component: 200 - total flux cleaned = 0.0192762 Jy ! Total flux subtracted in 200 components = 0.0192762 Jy ! Clean residual min=-0.001165 max=0.001291 Jy/beam ! Clean residual mean=0.000003 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.145578 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 32 components and 0.145578 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=2.089 mas, bmaj=2.883 mas, bpa=-0.9348 degrees ! Estimated noise=0.271274 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00269853 Jy ! Component: 100 - total flux cleaned = 0.00414622 Jy ! Component: 150 - total flux cleaned = 0.00504528 Jy ! Component: 200 - total flux cleaned = 0.00563804 Jy ! Total flux subtracted in 200 components = 0.00563804 Jy ! Clean residual min=-0.001249 max=0.001306 Jy/beam ! Clean residual mean=0.000003 rms=0.000341 Jy/beam ! Combined flux in latest and established models = 0.151216 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 = 0.000401629 Jy ! Component: 100 - total flux cleaned = 0.000678265 Jy ! Component: 150 - total flux cleaned = 0.000793498 Jy ! Component: 200 - total flux cleaned = 0.000853415 Jy ! Total flux subtracted in 200 components = 0.000853415 Jy ! Clean residual min=-0.001200 max=0.001293 Jy/beam ! Clean residual mean=0.000003 rms=0.000336 Jy/beam ! Combined flux in latest and established models = 0.15207 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 75 components and 0.15207 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.866 mas, bmaj=1.953 mas, bpa=-4.255 degrees ! Estimated noise=0.20896 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.79392e-05 Jy ! Component: 100 - total flux cleaned = 2.06137e-07 Jy ! Component: 150 - total flux cleaned = 3.00174e-05 Jy ! Component: 200 - total flux cleaned = 4.34212e-05 Jy ! Total flux subtracted in 200 components = 4.34212e-05 Jy ! Clean residual min=-0.001085 max=0.001028 Jy/beam ! Clean residual mean=0.000001 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.152113 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 94 components and 0.152113 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=0.083373Jy sigma=1.266184 ! Fit after self-cal, rms=0.083364Jy sigma=1.266144 wmodel J0731+1433_X_map.mod ! Writing 94 model components to file: J0731+1433_X_map.mod wobs J0731+1433_X_uvs.fits ! Writing UV FITS file: J0731+1433_X_uvs.fits wwins J0731+1433_X_map.win ! wwins: Wrote 4 windows to J0731+1433_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 = -2.56935e-05 Jy ! Component: 100 - total flux cleaned = -5.84989e-06 Jy ! Component: 150 - total flux cleaned = -0.000164616 Jy ! Component: 200 - total flux cleaned = -0.00026712 Jy ! Component: 250 - total flux cleaned = -0.00040057 Jy ! Component: 300 - total flux cleaned = -0.000465881 Jy ! Component: 350 - total flux cleaned = -0.000561781 Jy ! Component: 400 - total flux cleaned = -0.000671569 Jy ! Component: 450 - total flux cleaned = -0.000733077 Jy ! Component: 500 - total flux cleaned = -0.000733052 Jy ! Component: 550 - total flux cleaned = -0.000718161 Jy ! Component: 600 - total flux cleaned = -0.000747921 Jy ! Component: 650 - total flux cleaned = -0.000777278 Jy ! Component: 700 - total flux cleaned = -0.000834805 Jy ! Component: 750 - total flux cleaned = -0.000877414 Jy ! Component: 800 - total flux cleaned = -0.000877324 Jy ! Component: 850 - total flux cleaned = -0.000905175 Jy ! Component: 900 - total flux cleaned = -0.000891312 Jy ! Component: 950 - total flux cleaned = -0.000891158 Jy ! Component: 1000 - total flux cleaned = -0.000823406 Jy ! Component: 1050 - total flux cleaned = -0.000890239 Jy ! Component: 1100 - total flux cleaned = -0.00081064 Jy ! Component: 1150 - total flux cleaned = -0.000810537 Jy ! Component: 1200 - total flux cleaned = -0.000732311 Jy ! Component: 1250 - total flux cleaned = -0.000745405 Jy ! Component: 1300 - total flux cleaned = -0.000706975 Jy ! Component: 1350 - total flux cleaned = -0.000694325 Jy ! Component: 1400 - total flux cleaned = -0.000681866 Jy ! Component: 1450 - total flux cleaned = -0.000706828 Jy ! Component: 1500 - total flux cleaned = -0.000645102 Jy ! Component: 1550 - total flux cleaned = -0.00060831 Jy ! Component: 1600 - total flux cleaned = -0.000608281 Jy ! Component: 1650 - total flux cleaned = -0.000560179 Jy ! Component: 1700 - total flux cleaned = -0.000584102 Jy ! Component: 1750 - total flux cleaned = -0.000572196 Jy ! Component: 1800 - total flux cleaned = -0.000501484 Jy ! Component: 1850 - total flux cleaned = -0.000489752 Jy ! Component: 1900 - total flux cleaned = -0.000466673 Jy ! Component: 1950 - total flux cleaned = -0.000455164 Jy ! Component: 2000 - total flux cleaned = -0.000443522 Jy ! Component: 2050 - total flux cleaned = -0.000386707 Jy ! Component: 2100 - total flux cleaned = -0.000352981 Jy ! Component: 2150 - total flux cleaned = -0.000397889 Jy ! Component: 2200 - total flux cleaned = -0.000375473 Jy ! Component: 2250 - total flux cleaned = -0.000320141 Jy ! Component: 2300 - total flux cleaned = -0.000320206 Jy ! Component: 2350 - total flux cleaned = -0.000331178 Jy ! Component: 2400 - total flux cleaned = -0.000309498 Jy ! Component: 2450 - total flux cleaned = -0.000331156 Jy ! Component: 2500 - total flux cleaned = -0.000331154 Jy ! Component: 2550 - total flux cleaned = -0.00032047 Jy ! Component: 2600 - total flux cleaned = -0.000352285 Jy ! Component: 2650 - total flux cleaned = -0.00030995 Jy ! Component: 2700 - total flux cleaned = -0.000267968 Jy ! Component: 2750 - total flux cleaned = -0.000299231 Jy ! Component: 2800 - total flux cleaned = -0.000268128 Jy ! Component: 2850 - total flux cleaned = -0.000247466 Jy ! Component: 2900 - total flux cleaned = -0.000267961 Jy ! Component: 2950 - total flux cleaned = -0.00024762 Jy ! Component: 3000 - total flux cleaned = -0.000278027 Jy ! Component: 3050 - total flux cleaned = -0.000298174 Jy ! Component: 3100 - total flux cleaned = -0.000278192 Jy ! Component: 3150 - total flux cleaned = -0.000288235 Jy ! Component: 3200 - total flux cleaned = -0.000268337 Jy ! Component: 3250 - total flux cleaned = -0.000278183 Jy ! Component: 3300 - total flux cleaned = -0.000278205 Jy ! Component: 3350 - total flux cleaned = -0.000258622 Jy ! Component: 3400 - total flux cleaned = -0.000287749 Jy ! Component: 3450 - total flux cleaned = -0.000307058 Jy ! Component: 3500 - total flux cleaned = -0.000287788 Jy ! Component: 3550 - total flux cleaned = -0.000287764 Jy ! Component: 3600 - total flux cleaned = -0.000297249 Jy ! Component: 3650 - total flux cleaned = -0.000297261 Jy ! Component: 3700 - total flux cleaned = -0.00029732 Jy ! Component: 3750 - total flux cleaned = -0.000278475 Jy ! Component: 3800 - total flux cleaned = -0.000297251 Jy ! Component: 3850 - total flux cleaned = -0.00027867 Jy ! Component: 3900 - total flux cleaned = -0.000278652 Jy ! Component: 3950 - total flux cleaned = -0.000269445 Jy ! Component: 4000 - total flux cleaned = -0.000306241 Jy ! Component: 4050 - total flux cleaned = -0.00029713 Jy ! Total flux subtracted in 4096 components = -0.000315362 Jy ! Clean residual min=-0.000603 max=0.000527 Jy/beam ! Clean residual mean=0.000001 rms=0.000160 Jy/beam ! Combined flux in latest and established models = 0.151798 Jy keep ! Adding 327 model components to the UV plane model. ! The established model now contains 421 components and 0.151798 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0731+1433_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.866 x 1.953 at -4.255 degrees (North through East) ! Clean map min=-0.00078744 max=0.090203 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0731+1433_X_map.fits wmodel /vlbi/uf001/uva//J0731+1433_X_map.mod ! Writing 421 model components to file: /vlbi/uf001/uva//J0731+1433_X_map.mod wobs /vlbi/uf001/uva//J0731+1433_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0731+1433_X_uvs.fits wwins /vlbi/uf001/uva//J0731+1433_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J0731+1433_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0902035 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000159399 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.530132 0.530132 1.06026 2.12053 4.24106 8.48212 16.9642 33.9285 67.857 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.09 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 565.896 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0731+1433_X_dfm.log closed on Sun Jan 13 23:29:02 2019