! Started logfile: /vlbi/bp222/maps//J1526+6650_X_dfm.log on Thu Sep 27 11:19:38 2018 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/bp222/maps//J1526+6650_X_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1526+6650_X_uvm.fits ! AN table 1: 46 integrations on 28 of 28 possible baselines. ! AN table 2: 46 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.945652 visibilities/baseline/integration-bin. ! Found source: J1526+6650 ! ! 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 108 lines of history. ! ! Reading 33408 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 J1526+6650_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 8 telescope corrections were flagged in sub-array 1. ! A total of 16 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 8 telescope corrections were flagged in sub-array 1. ! A total of 16 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 8 telescope corrections were flagged in sub-array 1. ! A total of 16 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 8 telescope corrections were flagged in sub-array 1. ! A total of 16 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 8 telescope corrections were flagged in sub-array 1. ! A total of 16 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 8 telescope corrections were flagged in sub-array 1. ! A total of 16 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 8 telescope corrections were flagged in sub-array 1. ! A total of 16 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 8 telescope corrections were flagged in sub-array 1. ! A total of 16 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 8 telescope corrections were flagged in sub-array 1. ! A total of 16 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 8 telescope corrections were flagged in sub-array 1. ! A total of 16 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 8 telescope corrections were flagged in sub-array 1. ! A total of 16 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 8 telescope corrections were flagged in sub-array 1. ! A total of 16 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.043937Jy sigma=15.618526 ! Fit after self-cal, rms=0.736919Jy sigma=10.748856 ! 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=0.6219 mas, bmaj=1.361 mas, bpa=-3.38 degrees ! Estimated noise=0.615859 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 = 0.19901 Jy ! Component: 100 - total flux cleaned = 0.275736 Jy ! Total flux subtracted in 100 components = 0.275736 Jy ! Clean residual min=-0.013385 max=0.042328 Jy/beam ! Clean residual mean=0.000007 rms=0.003124 Jy/beam ! Combined flux in latest and established models = 0.275736 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.275736 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=0.096123Jy sigma=1.451124 ! Fit after self-cal, rms=0.095771Jy sigma=1.444451 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0406142 Jy ! Component: 100 - total flux cleaned = 0.062743 Jy ! Total flux subtracted in 100 components = 0.062743 Jy ! Clean residual min=-0.009819 max=0.030492 Jy/beam ! Clean residual mean=0.000004 rms=0.001921 Jy/beam ! Combined flux in latest and established models = 0.338479 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 12 components and 0.338479 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=0.072830Jy sigma=1.027987 ! Fit after self-cal, rms=0.072769Jy sigma=1.025366 ! Inverting map ! Added new window around map position (0.8, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0250682 Jy ! Component: 100 - total flux cleaned = 0.0370918 Jy ! Total flux subtracted in 100 components = 0.0370918 Jy ! Clean residual min=-0.007755 max=0.007645 Jy/beam ! Clean residual mean=0.000004 rms=0.001294 Jy/beam ! Combined flux in latest and established models = 0.375571 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 15 components and 0.375571 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=0.066002Jy sigma=0.888255 ! Fit after self-cal, rms=0.065065Jy sigma=0.874730 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00863268 Jy ! Component: 100 - total flux cleaned = 0.00817424 Jy ! Total flux subtracted in 100 components = 0.00817424 Jy ! Clean residual min=-0.005899 max=0.005648 Jy/beam ! Clean residual mean=0.000003 rms=0.001096 Jy/beam ! Combined flux in latest and established models = 0.383745 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 21 components and 0.383745 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=0.064517Jy sigma=0.858907 ! Fit after self-cal, rms=0.064430Jy sigma=0.857654 ! 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=0.8022 mas, bmaj=1.696 mas, bpa=-3.624 degrees ! Estimated noise=0.272062 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 = -0.00250662 Jy ! Component: 100 - total flux cleaned = -0.00328195 Jy ! Component: 150 - total flux cleaned = -0.00394863 Jy ! Component: 200 - total flux cleaned = -0.00453586 Jy ! Total flux subtracted in 200 components = -0.00453586 Jy ! Clean residual min=-0.004697 max=0.006273 Jy/beam ! Clean residual mean=0.000011 rms=0.001321 Jy/beam ! Combined flux in latest and established models = 0.379209 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 29 components and 0.379209 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=0.063955Jy sigma=0.851721 ! Fit after self-cal, rms=0.063947Jy sigma=0.851632 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8022 x 1.696 at -3.624 degrees (North through East) ! Clean map min=-0.0044814 max=0.26832 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 HN 0.98 KP 1.00 ! MK 1.01 NL 0.99 OV 0.96 SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.97 KP 0.97 LA 1.08 ! MK 0.95 NL 0.93 OV 1.00 PT 1.00 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.96 HN 1.00 KP 1.00 ! MK 1.02 NL 0.99 OV 0.96 SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.97 KP 0.98 LA 1.06 ! MK 0.97 NL 0.96 OV 1.01 PT 1.01 ! SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.96 HN 0.99 KP 1.01 ! MK 1.02 NL 1.00 OV 0.95 SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.97 KP 0.98 LA 1.09 ! MK 0.95 NL 0.96 OV 1.00 PT 1.01 ! SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.96 HN 0.98 KP 1.01 ! MK 1.02 NL 1.00 OV 0.96 SC 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.98 KP 0.99 LA 1.09 ! MK 1.00 NL 0.97 OV 0.99 PT 1.02 ! SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 HN 0.98 KP 1.02 ! MK 1.00 NL 1.00 OV 0.96 SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.99 KP 0.99 LA 1.08 ! MK 0.95 NL 0.96 OV 1.01 PT 1.01 ! SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.96 HN 0.99 KP 1.01 ! MK 1.02 NL 1.00 OV 0.96 SC 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.97 KP 1.00 LA 1.07 ! MK 1.00 NL 0.95 OV 1.00 PT 1.03 ! SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 1.00 KP 1.00 ! MK 1.01 NL 1.01 OV 0.95 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.00 KP 1.01 LA 1.09 ! MK 0.97 NL 0.96 OV 1.00 PT 1.01 ! SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.96 HN 1.01 KP 1.00 ! MK 1.01 NL 1.01 OV 0.96 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.98 KP 0.98 LA 1.11 ! MK 0.94 NL 0.97 OV 1.02 PT 1.02 ! SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 1.04 KP 1.02 ! MK 1.01 NL 1.01 OV 0.96 SC 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.99 KP 1.00 LA 1.10 ! MK 0.95 NL 0.94 OV 0.99 PT 1.03 ! SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 0.99 KP 1.00 ! MK 1.02 NL 1.02 OV 0.96 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.01 KP 1.00 LA 1.08 ! MK 0.95 NL 0.95 OV 1.01 PT 1.05 ! SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.96 HN 1.00 KP 1.02 ! MK 1.02 NL 1.01 OV 0.96 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.99 KP 1.00 LA 1.08 ! MK 0.93 NL 0.97 OV 1.00 PT 1.04 ! SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 0.99 KP 1.01 ! MK 1.00 NL 1.01 OV 0.97 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.98 KP 1.00 LA 1.08 ! MK 0.94 NL 0.96 OV 1.03 PT 1.04 ! SC 1.00 ! ! ! Fit before self-cal, rms=0.063947Jy sigma=0.851632 ! Fit after self-cal, rms=0.061900Jy sigma=0.827703 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7973 mas, bmaj=1.685 mas, bpa=-3.758 degrees ! Estimated noise=0.268006 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 = 0.000887199 Jy ! Component: 100 - total flux cleaned = 0.000840486 Jy ! Component: 150 - total flux cleaned = 0.000692635 Jy ! Component: 200 - total flux cleaned = 0.000524816 Jy ! Total flux subtracted in 200 components = 0.000524816 Jy ! Clean residual min=-0.003899 max=0.004540 Jy/beam ! Clean residual mean=0.000006 rms=0.001076 Jy/beam ! Combined flux in latest and established models = 0.379734 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 35 components and 0.379734 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=0.061747Jy sigma=0.825310 ! Fit after self-cal, rms=0.061730Jy sigma=0.824996 ! 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=0.061730Jy sigma=0.824996 ! Fit after self-cal, rms=0.061484Jy sigma=0.824698 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7963 mas, bmaj=1.683 mas, bpa=-3.751 degrees ! Estimated noise=0.266874 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000120495 Jy ! Component: 100 - total flux cleaned = -7.42836e-05 Jy ! Component: 150 - total flux cleaned = -0.000146564 Jy ! Component: 200 - total flux cleaned = -0.000179376 Jy ! Total flux subtracted in 200 components = -0.000179376 Jy ! Clean residual min=-0.003662 max=0.004486 Jy/beam ! Clean residual mean=0.000006 rms=0.001064 Jy/beam ! Combined flux in latest and established models = 0.379555 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 42 components and 0.379555 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=0.061409Jy sigma=0.823875 ! Fit after self-cal, rms=0.061404Jy sigma=0.823799 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 (-5.4, 26.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00447956 Jy ! Component: 100 - total flux cleaned = 0.0072729 Jy ! Component: 150 - total flux cleaned = 0.00918794 Jy ! Component: 200 - total flux cleaned = 0.0102628 Jy ! Total flux subtracted in 200 components = 0.0102628 Jy ! Clean residual min=-0.003708 max=0.003521 Jy/beam ! Clean residual mean=0.000006 rms=0.001004 Jy/beam ! Combined flux in latest and established models = 0.389818 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 72 components and 0.389818 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=0.060891Jy sigma=0.818628 ! Fit after self-cal, rms=0.060842Jy sigma=0.817798 ! 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=0.060842Jy sigma=0.817798 ! Fit after self-cal, rms=0.058523Jy sigma=0.777867 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7939 mas, bmaj=1.682 mas, bpa=-3.719 degrees ! Estimated noise=0.267212 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000293532 Jy ! Component: 100 - total flux cleaned = 0.000333612 Jy ! Component: 150 - total flux cleaned = 0.000334047 Jy ! Component: 200 - total flux cleaned = 0.000276236 Jy ! Total flux subtracted in 200 components = 0.000276236 Jy ! Clean residual min=-0.001558 max=0.003066 Jy/beam ! Clean residual mean=0.000001 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.390094 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 83 components and 0.390094 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=0.058479Jy sigma=0.777014 ! Fit after self-cal, rms=0.058519Jy sigma=0.776888 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 (1.6, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00243607 Jy ! Component: 100 - total flux cleaned = 0.00223829 Jy ! Component: 150 - total flux cleaned = 0.001949 Jy ! Component: 200 - total flux cleaned = 0.0017684 Jy ! Total flux subtracted in 200 components = 0.0017684 Jy ! Clean residual min=-0.001390 max=0.001335 Jy/beam ! Clean residual mean=0.000001 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.391862 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 100 components and 0.391862 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=0.058390Jy sigma=0.774696 ! Fit after self-cal, rms=0.058383Jy sigma=0.774520 ! 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=0.058383Jy sigma=0.774520 ! Fit after self-cal, rms=0.058537Jy sigma=0.774074 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.998 mas, bmaj=2.645 mas, bpa=0.01307 degrees ! Estimated noise=0.369868 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000564892 Jy ! Component: 100 - total flux cleaned = 0.000532182 Jy ! Component: 150 - total flux cleaned = 0.000478493 Jy ! Component: 200 - total flux cleaned = 0.000457726 Jy ! Total flux subtracted in 200 components = 0.000457726 Jy ! Clean residual min=-0.001281 max=0.001294 Jy/beam ! Clean residual mean=0.000002 rms=0.000352 Jy/beam ! Combined flux in latest and established models = 0.39232 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 120 components and 0.39232 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=0.058495Jy sigma=0.773349 ! Fit after self-cal, rms=0.058494Jy sigma=0.773254 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 = 4.7944e-05 Jy ! Component: 100 - total flux cleaned = 4.79991e-06 Jy ! Component: 150 - total flux cleaned = -4.5687e-05 Jy ! Component: 200 - total flux cleaned = -0.000101831 Jy ! Total flux subtracted in 200 components = -0.000101831 Jy ! Clean residual min=-0.001352 max=0.001248 Jy/beam ! Clean residual mean=0.000002 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.392218 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 136 components and 0.392218 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=0.058487Jy sigma=0.773110 ! Fit after self-cal, rms=0.058486Jy sigma=0.773093 ! 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=0.7941 mas, bmaj=1.681 mas, bpa=-3.691 degrees ! Estimated noise=0.267384 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7941 x 1.681 at -3.691 degrees (North through East) ! Clean map min=-0.0009769 max=0.26245 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=0.6174 mas, bmaj=1.353 mas, bpa=-3.516 degrees ! Estimated noise=0.599011 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.193882 Jy ! Component: 100 - total flux cleaned = 0.271565 Jy ! Component: 150 - total flux cleaned = 0.31572 Jy ! Component: 200 - total flux cleaned = 0.341916 Jy ! Total flux subtracted in 200 components = 0.341916 Jy ! Clean residual min=-0.005088 max=0.013641 Jy/beam ! Clean residual mean=0.000002 rms=0.001274 Jy/beam ! Combined flux in latest and established models = 0.341916 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.341916 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7941 mas, bmaj=1.681 mas, bpa=-3.691 degrees ! Estimated noise=0.267384 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 = 0.0218405 Jy ! Component: 100 - total flux cleaned = 0.0332397 Jy ! Component: 150 - total flux cleaned = 0.0400267 Jy ! Component: 200 - total flux cleaned = 0.0441061 Jy ! Total flux subtracted in 200 components = 0.0441061 Jy ! Clean residual min=-0.001467 max=0.002189 Jy/beam ! Clean residual mean=0.000001 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.386022 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 25 components and 0.386022 Jy ! Inverting map ! Added new window around map position (-0.6, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00244227 Jy ! Component: 100 - total flux cleaned = 0.00337858 Jy ! Component: 150 - total flux cleaned = 0.00350638 Jy ! Component: 200 - total flux cleaned = 0.00373104 Jy ! Total flux subtracted in 200 components = 0.00373104 Jy ! Clean residual min=-0.001207 max=0.001336 Jy/beam ! Clean residual mean=0.000000 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.389753 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 49 components and 0.389753 Jy ! Inverting map ! Added new window around map position (11.8, 15.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000728652 Jy ! Component: 100 - total flux cleaned = 0.000957036 Jy ! Component: 150 - total flux cleaned = 0.00120637 Jy ! Component: 200 - total flux cleaned = 0.00139498 Jy ! Total flux subtracted in 200 components = 0.00139498 Jy ! Clean residual min=-0.001062 max=0.001119 Jy/beam ! Clean residual mean=0.000000 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.391148 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 63 components and 0.391148 Jy ! Inverting map ! Added new window around map position (-9.2, -11.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000825608 Jy ! Component: 100 - total flux cleaned = 0.00099602 Jy ! Component: 150 - total flux cleaned = 0.00117999 Jy ! Component: 200 - total flux cleaned = 0.00126555 Jy ! Total flux subtracted in 200 components = 0.00126555 Jy ! Clean residual min=-0.000943 max=0.001013 Jy/beam ! Clean residual mean=0.000001 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.392413 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 79 components and 0.392413 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=1.998 mas, bmaj=2.645 mas, bpa=0.01307 degrees ! Estimated noise=0.369868 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000527807 Jy ! Component: 100 - total flux cleaned = 0.000705002 Jy ! Component: 150 - total flux cleaned = 0.000929223 Jy ! Component: 200 - total flux cleaned = 0.00110074 Jy ! Total flux subtracted in 200 components = 0.00110074 Jy ! Clean residual min=-0.001282 max=0.001170 Jy/beam ! Clean residual mean=0.000001 rms=0.000310 Jy/beam ! Combined flux in latest and established models = 0.393514 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 = 0.000121431 Jy ! Component: 100 - total flux cleaned = 0.000218571 Jy ! Component: 150 - total flux cleaned = 0.000282684 Jy ! Component: 200 - total flux cleaned = 0.00035464 Jy ! Total flux subtracted in 200 components = 0.00035464 Jy ! Clean residual min=-0.001242 max=0.001118 Jy/beam ! Clean residual mean=0.000001 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.393869 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 119 components and 0.393869 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7941 mas, bmaj=1.681 mas, bpa=-3.691 degrees ! Estimated noise=0.267384 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000138692 Jy ! Component: 100 - total flux cleaned = -0.000210449 Jy ! Component: 150 - total flux cleaned = -0.000276852 Jy ! Component: 200 - total flux cleaned = -0.000276958 Jy ! Total flux subtracted in 200 components = -0.000276958 Jy ! Clean residual min=-0.000929 max=0.000896 Jy/beam ! Clean residual mean=0.000001 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.393592 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 137 components and 0.393592 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=0.058394Jy sigma=0.771708 ! Fit after self-cal, rms=0.058384Jy sigma=0.771541 wmodel J1526+6650_X_map.mod ! Writing 137 model components to file: J1526+6650_X_map.mod wobs J1526+6650_X_uvs.fits ! Writing UV FITS file: J1526+6650_X_uvs.fits wwins J1526+6650_X_map.win ! wwins: Wrote 7 windows to J1526+6650_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 = -0.00013805 Jy ! Component: 100 - total flux cleaned = -0.000219779 Jy ! Component: 150 - total flux cleaned = -0.00025095 Jy ! Component: 200 - total flux cleaned = -0.000220439 Jy ! Component: 250 - total flux cleaned = -0.000249574 Jy ! Component: 300 - total flux cleaned = -0.000264089 Jy ! Component: 350 - total flux cleaned = -0.000334141 Jy ! Component: 400 - total flux cleaned = -0.000333738 Jy ! Component: 450 - total flux cleaned = -0.000333878 Jy ! Component: 500 - total flux cleaned = -0.000347281 Jy ! Component: 550 - total flux cleaned = -0.000321324 Jy ! Component: 600 - total flux cleaned = -0.000282795 Jy ! Component: 650 - total flux cleaned = -0.00030844 Jy ! Component: 700 - total flux cleaned = -0.000283018 Jy ! Component: 750 - total flux cleaned = -0.000233151 Jy ! Component: 800 - total flux cleaned = -0.000208553 Jy ! Component: 850 - total flux cleaned = -0.000196374 Jy ! Component: 900 - total flux cleaned = -0.000159946 Jy ! Component: 950 - total flux cleaned = -0.000135832 Jy ! Component: 1000 - total flux cleaned = -0.000112055 Jy ! Component: 1050 - total flux cleaned = -5.33409e-05 Jy ! Component: 1100 - total flux cleaned = -8.82367e-05 Jy ! Component: 1150 - total flux cleaned = -4.2028e-05 Jy ! Component: 1200 - total flux cleaned = 1.49188e-05 Jy ! Component: 1250 - total flux cleaned = 2.6397e-05 Jy ! Component: 1300 - total flux cleaned = 5.99787e-05 Jy ! Component: 1350 - total flux cleaned = 0.00010461 Jy ! Component: 1400 - total flux cleaned = 9.35375e-05 Jy ! Component: 1450 - total flux cleaned = 0.000170263 Jy ! Component: 1500 - total flux cleaned = 0.000224406 Jy ! Component: 1550 - total flux cleaned = 0.000170718 Jy ! Component: 1600 - total flux cleaned = 0.000234843 Jy ! Component: 1650 - total flux cleaned = 0.000266693 Jy ! Component: 1700 - total flux cleaned = 0.000308811 Jy ! Component: 1750 - total flux cleaned = 0.000329689 Jy ! Component: 1800 - total flux cleaned = 0.000350592 Jy ! Component: 1850 - total flux cleaned = 0.000412181 Jy ! Component: 1900 - total flux cleaned = 0.000422397 Jy ! Component: 1950 - total flux cleaned = 0.000402044 Jy ! Component: 2000 - total flux cleaned = 0.000462386 Jy ! Component: 2050 - total flux cleaned = 0.000442449 Jy ! Component: 2100 - total flux cleaned = 0.000452407 Jy ! Component: 2150 - total flux cleaned = 0.000442537 Jy ! Component: 2200 - total flux cleaned = 0.000462212 Jy ! Component: 2250 - total flux cleaned = 0.000471963 Jy ! Component: 2300 - total flux cleaned = 0.000442908 Jy ! Component: 2350 - total flux cleaned = 0.000462177 Jy ! Component: 2400 - total flux cleaned = 0.000500326 Jy ! Component: 2450 - total flux cleaned = 0.000500525 Jy ! Component: 2500 - total flux cleaned = 0.000490983 Jy ! Component: 2550 - total flux cleaned = 0.00054723 Jy ! Component: 2600 - total flux cleaned = 0.000519214 Jy ! Component: 2650 - total flux cleaned = 0.000509991 Jy ! Component: 2700 - total flux cleaned = 0.000537686 Jy ! Component: 2750 - total flux cleaned = 0.000574222 Jy ! Component: 2800 - total flux cleaned = 0.000556101 Jy ! Component: 2850 - total flux cleaned = 0.000537804 Jy ! Component: 2900 - total flux cleaned = 0.000546686 Jy ! Component: 2950 - total flux cleaned = 0.000546638 Jy ! Component: 3000 - total flux cleaned = 0.000546624 Jy ! Component: 3050 - total flux cleaned = 0.000537735 Jy ! Component: 3100 - total flux cleaned = 0.00053778 Jy ! Component: 3150 - total flux cleaned = 0.000520269 Jy ! Component: 3200 - total flux cleaned = 0.000520268 Jy ! Component: 3250 - total flux cleaned = 0.000580953 Jy ! Component: 3300 - total flux cleaned = 0.000546467 Jy ! Component: 3350 - total flux cleaned = 0.000537871 Jy ! Component: 3400 - total flux cleaned = 0.00053793 Jy ! Component: 3450 - total flux cleaned = 0.000554876 Jy ! Component: 3500 - total flux cleaned = 0.000597039 Jy ! Component: 3550 - total flux cleaned = 0.000563451 Jy ! Component: 3600 - total flux cleaned = 0.000546746 Jy ! Component: 3650 - total flux cleaned = 0.000563325 Jy ! Component: 3700 - total flux cleaned = 0.000579835 Jy ! Component: 3750 - total flux cleaned = 0.00053041 Jy ! Component: 3800 - total flux cleaned = 0.000563162 Jy ! Component: 3850 - total flux cleaned = 0.000587563 Jy ! Component: 3900 - total flux cleaned = 0.000579416 Jy ! Component: 3950 - total flux cleaned = 0.000603627 Jy ! Component: 4000 - total flux cleaned = 0.000555415 Jy ! Component: 4050 - total flux cleaned = 0.000547445 Jy ! Total flux subtracted in 4096 components = 0.000555336 Jy ! Clean residual min=-0.000582 max=0.000515 Jy/beam ! Clean residual mean=0.000000 rms=0.000137 Jy/beam ! Combined flux in latest and established models = 0.394147 Jy keep ! Adding 337 model components to the UV plane model. ! The established model now contains 474 components and 0.394147 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1526+6650_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7941 x 1.681 at -3.691 degrees (North through East) ! Clean map min=-0.00091343 max=0.26197 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1526+6650_X_map.fits wmodel /vlbi/bp222/maps//J1526+6650_X_map.mod ! Writing 474 model components to file: /vlbi/bp222/maps//J1526+6650_X_map.mod wobs /vlbi/bp222/maps//J1526+6650_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1526+6650_X_uvs.fits wwins /vlbi/bp222/maps//J1526+6650_X_map.win ! wwins: Wrote 8 windows to /vlbi/bp222/maps//J1526+6650_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.261967 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000136828 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.156693 0.156693 0.313386 0.626772 1.25354 2.50709 5.01417 10.0283 20.0567 40.1134 80.2268 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.261 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1914.57 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1526+6650_X_dfm.log closed on Thu Sep 27 11:19:44 2018