! Started logfile: /vlbi/bp222/maps//J1535+4957_X_dfm.log on Thu Sep 27 11:20:17 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//J1535+4957_X_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1535+4957_X_uvm.fits ! AN table 1: 23 integrations on 28 of 28 possible baselines. ! AN table 2: 45 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.97659 visibilities/baseline/integration-bin. ! Found source: J1535+4957 ! ! 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 26532 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 J1535+4957_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 2 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 5 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.027476Jy sigma=16.010719 ! Fit after self-cal, rms=0.764221Jy sigma=11.892858 ! 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=0.5868 mas, bmaj=2.179 mas, bpa=-16.88 degrees ! Estimated noise=0.650149 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 = 0.181556 Jy ! Component: 100 - total flux cleaned = 0.237018 Jy ! Total flux subtracted in 100 components = 0.237018 Jy ! Clean residual min=-0.008475 max=0.023006 Jy/beam ! Clean residual mean=0.000002 rms=0.001854 Jy/beam ! Combined flux in latest and established models = 0.237018 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.237018 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=0.067563Jy sigma=1.013241 ! Fit after self-cal, rms=0.067488Jy sigma=1.010602 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0249691 Jy ! Component: 100 - total flux cleaned = 0.036651 Jy ! Total flux subtracted in 100 components = 0.036651 Jy ! Clean residual min=-0.006534 max=0.005220 Jy/beam ! Clean residual mean=0.000000 rms=0.000978 Jy/beam ! Combined flux in latest and established models = 0.273669 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 10 components and 0.273669 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=0.058757Jy sigma=0.865994 ! Fit after self-cal, rms=0.058707Jy sigma=0.864359 ! 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=0.7831 mas, bmaj=2.291 mas, bpa=-15.69 degrees ! Estimated noise=0.289382 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 = 0.00628842 Jy ! Component: 100 - total flux cleaned = 0.00950227 Jy ! Component: 150 - total flux cleaned = 0.0107006 Jy ! Component: 200 - total flux cleaned = 0.0109741 Jy ! Total flux subtracted in 200 components = 0.0109741 Jy ! Clean residual min=-0.004980 max=0.003397 Jy/beam ! Clean residual mean=-0.000000 rms=0.000733 Jy/beam ! Combined flux in latest and established models = 0.284643 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 23 components and 0.284643 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=0.058086Jy sigma=0.852958 ! Fit after self-cal, rms=0.058060Jy sigma=0.852648 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7831 x 2.291 at -15.69 degrees (North through East) ! Clean map min=-0.004341 max=0.23526 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 1.04 KP 1.01 ! MK 0.99 NL 1.00 OV 1.01 SC 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.03 KP 1.02 LA 0.97 ! MK 1.00 NL 0.92 OV 1.01 PT 1.04 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 1.05 KP 1.02 ! MK 0.99 NL 1.02 OV 0.99 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.02 KP 1.04 LA 0.94 ! MK 1.02 NL 0.94 OV 1.01 PT 1.02 ! SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 1.03 KP 1.01 ! MK 0.98 NL 1.01 OV 0.97 SC 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.00 KP 1.02 LA 0.95 ! MK 1.00 NL 0.94 OV 1.01 PT 1.03 ! SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.97 HN 1.07 KP 1.00 ! MK 1.00 NL 1.02 OV 0.99 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.02 KP 1.03 LA 0.96 ! MK 1.01 NL 0.93 OV 1.02 PT 1.02 ! SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 1.04 KP 1.02 ! MK 1.02 NL 1.01 OV 0.99 SC 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.01 KP 1.04 LA 0.95 ! MK 1.01 NL 0.92 OV 1.02 PT 1.03 ! SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 1.04 KP 1.00 ! MK 1.00 NL 1.02 OV 0.99 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.03 KP 1.02 LA 0.94 ! MK 0.99 NL 0.92 OV 1.01 PT 1.03 ! SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.97 HN 1.07 KP 1.01 ! MK 0.99 NL 1.02 OV 1.00 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.02 KP 1.04 LA 0.96 ! MK 1.02 NL 0.94 OV 1.02 PT 1.01 ! SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.96 HN 1.03 KP 1.00 ! MK 1.01 NL 1.03 OV 1.03 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.02 KP 1.02 LA 0.96 ! MK 0.97 NL 0.94 OV 1.02 PT 1.04 ! SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 1.03 KP 1.01 ! MK 1.02 NL 1.02 OV 1.00 SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.01 KP 1.02 LA 0.96 ! MK 1.02 NL 0.94 OV 0.99 PT 1.04 ! SC 1.03 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 1.07 KP 0.99 ! MK 0.99 NL 1.01 OV 0.99 SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.02 KP 1.04 LA 0.96 ! MK 1.01 NL 0.92 OV 1.01 PT 1.03 ! SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 1.02 KP 1.02 ! MK 0.99 NL 1.01 OV 0.99 SC 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.03 KP 1.02 LA 0.95 ! MK 1.00 NL 0.93 OV 1.02 PT 1.04 ! SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 1.02 KP 1.02 ! MK 0.97 NL 1.03 OV 1.00 SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.02 KP 1.04 LA 0.96 ! MK 0.96 NL 0.92 OV 1.01 PT 1.04 ! SC 1.03 ! ! ! Fit before self-cal, rms=0.058060Jy sigma=0.852648 ! Fit after self-cal, rms=0.057119Jy sigma=0.833892 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7827 mas, bmaj=2.289 mas, bpa=-15.73 degrees ! Estimated noise=0.289698 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 = 0.00141223 Jy ! Component: 100 - total flux cleaned = 0.00186508 Jy ! Component: 150 - total flux cleaned = 0.00205087 Jy ! Component: 200 - total flux cleaned = 0.00217555 Jy ! Total flux subtracted in 200 components = 0.00217555 Jy ! Clean residual min=-0.001920 max=0.001972 Jy/beam ! Clean residual mean=-0.000001 rms=0.000425 Jy/beam ! Combined flux in latest and established models = 0.286819 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 30 components and 0.286819 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=0.057019Jy sigma=0.832359 ! Fit after self-cal, rms=0.057046Jy sigma=0.832218 ! 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=0.057046Jy sigma=0.832218 ! Fit after self-cal, rms=0.057007Jy sigma=0.832053 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7822 mas, bmaj=2.285 mas, bpa=-15.73 degrees ! Estimated noise=0.289586 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000809574 Jy ! Component: 100 - total flux cleaned = 0.00101748 Jy ! Component: 150 - total flux cleaned = 0.00109071 Jy ! Component: 200 - total flux cleaned = 0.00119402 Jy ! Total flux subtracted in 200 components = 0.00119402 Jy ! Clean residual min=-0.001668 max=0.001854 Jy/beam ! Clean residual mean=-0.000001 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.288013 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 33 components and 0.288013 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=0.056953Jy sigma=0.831223 ! Fit after self-cal, rms=0.056944Jy sigma=0.831162 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.34692e-05 Jy ! Component: 100 - total flux cleaned = 6.29598e-05 Jy ! Component: 150 - total flux cleaned = 5.99189e-05 Jy ! Component: 200 - total flux cleaned = 6.0006e-05 Jy ! Total flux subtracted in 200 components = 6.0006e-05 Jy ! Clean residual min=-0.001626 max=0.001786 Jy/beam ! Clean residual mean=-0.000001 rms=0.000405 Jy/beam ! Combined flux in latest and established models = 0.288073 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 34 components and 0.288073 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=0.056911Jy sigma=0.830653 ! Fit after self-cal, rms=0.056904Jy sigma=0.830607 ! Inverting map ! Added new window around map position (6.4, 13.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000630696 Jy ! Component: 100 - total flux cleaned = 0.000675368 Jy ! Component: 150 - total flux cleaned = 0.000713883 Jy ! Component: 200 - total flux cleaned = 0.000617223 Jy ! Total flux subtracted in 200 components = 0.000617223 Jy ! Clean residual min=-0.001588 max=0.001673 Jy/beam ! Clean residual mean=-0.000001 rms=0.000387 Jy/beam ! Combined flux in latest and established models = 0.28869 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 50 components and 0.28869 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=0.056839Jy sigma=0.829651 ! Fit after self-cal, rms=0.056832Jy sigma=0.829608 ! Inverting map ! Added new window around map position (9.8, 38.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00145467 Jy ! Component: 100 - total flux cleaned = 0.00185602 Jy ! Component: 150 - total flux cleaned = 0.00195569 Jy ! Component: 200 - total flux cleaned = 0.0020786 Jy ! Total flux subtracted in 200 components = 0.0020786 Jy ! Clean residual min=-0.001528 max=0.001465 Jy/beam ! Clean residual mean=-0.000001 rms=0.000367 Jy/beam ! Combined flux in latest and established models = 0.290769 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 71 components and 0.290769 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=0.056775Jy sigma=0.828722 ! Fit after self-cal, rms=0.056770Jy sigma=0.828665 ! 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=0.056770Jy sigma=0.828665 ! Fit after self-cal, rms=0.056456Jy sigma=0.824845 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7814 mas, bmaj=2.285 mas, bpa=-15.71 degrees ! Estimated noise=0.289282 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000202244 Jy ! Component: 100 - total flux cleaned = -0.000433116 Jy ! Component: 150 - total flux cleaned = -0.000589474 Jy ! Component: 200 - total flux cleaned = -0.000734103 Jy ! Total flux subtracted in 200 components = -0.000734103 Jy ! Clean residual min=-0.001230 max=0.001124 Jy/beam ! Clean residual mean=-0.000000 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.290035 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 84 components and 0.290035 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=0.056430Jy sigma=0.824415 ! Fit after self-cal, rms=0.056423Jy sigma=0.824389 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 = -4.85616e-05 Jy ! Component: 100 - total flux cleaned = -9.27941e-05 Jy ! Component: 150 - total flux cleaned = -0.000134635 Jy ! Component: 200 - total flux cleaned = -0.000133728 Jy ! Total flux subtracted in 200 components = -0.000133728 Jy ! Clean residual min=-0.001188 max=0.001116 Jy/beam ! Clean residual mean=-0.000000 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.289901 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 89 components and 0.289901 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=0.056408Jy sigma=0.824152 ! Fit after self-cal, rms=0.056406Jy sigma=0.824138 ! 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=0.056406Jy sigma=0.824138 ! Fit after self-cal, rms=0.056375Jy sigma=0.824109 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.021 mas, bmaj=2.632 mas, bpa=-12.29 degrees ! Estimated noise=0.396587 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.14859e-05 Jy ! Component: 100 - total flux cleaned = -0.000207689 Jy ! Component: 150 - total flux cleaned = -0.000344561 Jy ! Component: 200 - total flux cleaned = -0.000429888 Jy ! Total flux subtracted in 200 components = -0.000429888 Jy ! Clean residual min=-0.001048 max=0.001211 Jy/beam ! Clean residual mean=-0.000001 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.289471 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 103 components and 0.289471 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=0.056371Jy sigma=0.824003 ! Fit after self-cal, rms=0.056365Jy sigma=0.823962 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 (-29, -5.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000793906 Jy ! Component: 100 - total flux cleaned = 0.00103781 Jy ! Component: 150 - total flux cleaned = 0.00121512 Jy ! Component: 200 - total flux cleaned = 0.00127354 Jy ! Total flux subtracted in 200 components = 0.00127354 Jy ! Clean residual min=-0.000910 max=0.000871 Jy/beam ! Clean residual mean=-0.000000 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.290745 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 118 components and 0.290745 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=0.056343Jy sigma=0.823646 ! Fit after self-cal, rms=0.056338Jy sigma=0.823616 ! 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=0.7808 mas, bmaj=2.284 mas, bpa=-15.7 degrees ! Estimated noise=0.289188 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7808 x 2.284 at -15.7 degrees (North through East) ! Clean map min=-0.00095438 max=0.23492 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=0.5853 mas, bmaj=2.168 mas, bpa=-16.88 degrees ! Estimated noise=0.648763 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.181477 Jy ! Component: 100 - total flux cleaned = 0.237435 Jy ! Component: 150 - total flux cleaned = 0.261477 Jy ! Component: 200 - total flux cleaned = 0.272823 Jy ! Total flux subtracted in 200 components = 0.272823 Jy ! Clean residual min=-0.003590 max=0.005212 Jy/beam ! Clean residual mean=0.000001 rms=0.000769 Jy/beam ! Combined flux in latest and established models = 0.272823 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.272823 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7808 mas, bmaj=2.284 mas, bpa=-15.7 degrees ! Estimated noise=0.289188 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 = 0.00698183 Jy ! Component: 100 - total flux cleaned = 0.0106009 Jy ! Component: 150 - total flux cleaned = 0.0129217 Jy ! Component: 200 - total flux cleaned = 0.0143826 Jy ! Total flux subtracted in 200 components = 0.0143826 Jy ! Clean residual min=-0.001482 max=0.001648 Jy/beam ! Clean residual mean=0.000000 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.287206 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 37 components and 0.287206 Jy ! Inverting map ! Added new window around map position (-1.4, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000609689 Jy ! Component: 100 - total flux cleaned = 0.00140383 Jy ! Component: 150 - total flux cleaned = 0.00180635 Jy ! Component: 200 - total flux cleaned = 0.00208338 Jy ! Total flux subtracted in 200 components = 0.00208338 Jy ! Clean residual min=-0.001259 max=0.001238 Jy/beam ! Clean residual mean=-0.000000 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.289289 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 54 components and 0.289289 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=2.021 mas, bmaj=2.632 mas, bpa=-12.29 degrees ! Estimated noise=0.396587 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000692199 Jy ! Component: 100 - total flux cleaned = 0.00113175 Jy ! Component: 150 - total flux cleaned = 0.00142441 Jy ! Component: 200 - total flux cleaned = 0.00147197 Jy ! Total flux subtracted in 200 components = 0.00147197 Jy ! Clean residual min=-0.000937 max=0.000925 Jy/beam ! Clean residual mean=-0.000000 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.290761 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 = 0.000125987 Jy ! Component: 100 - total flux cleaned = 0.000201468 Jy ! Component: 150 - total flux cleaned = 0.000270957 Jy ! Component: 200 - total flux cleaned = 0.000336387 Jy ! Total flux subtracted in 200 components = 0.000336387 Jy ! Clean residual min=-0.000870 max=0.000840 Jy/beam ! Clean residual mean=-0.000000 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.291098 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 94 components and 0.291097 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7808 mas, bmaj=2.284 mas, bpa=-15.7 degrees ! Estimated noise=0.289188 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000132751 Jy ! Component: 100 - total flux cleaned = 0.000204936 Jy ! Component: 150 - total flux cleaned = 0.000237225 Jy ! Component: 200 - total flux cleaned = 0.000237031 Jy ! Total flux subtracted in 200 components = 0.000237031 Jy ! Clean residual min=-0.001191 max=0.001115 Jy/beam ! Clean residual mean=-0.000000 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.291335 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 112 components and 0.291335 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=0.056377Jy sigma=0.824119 ! Fit after self-cal, rms=0.056368Jy sigma=0.824021 wmodel J1535+4957_X_map.mod ! Writing 112 model components to file: J1535+4957_X_map.mod wobs J1535+4957_X_uvs.fits ! Writing UV FITS file: J1535+4957_X_uvs.fits wwins J1535+4957_X_map.win ! wwins: Wrote 5 windows to J1535+4957_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 = -0.000274584 Jy ! Component: 100 - total flux cleaned = -0.000369635 Jy ! Component: 150 - total flux cleaned = -0.000599346 Jy ! Component: 200 - total flux cleaned = -0.000718054 Jy ! Component: 250 - total flux cleaned = -0.000799758 Jy ! Component: 300 - total flux cleaned = -0.000862773 Jy ! Component: 350 - total flux cleaned = -0.000847266 Jy ! Component: 400 - total flux cleaned = -0.000862437 Jy ! Component: 450 - total flux cleaned = -0.000877299 Jy ! Component: 500 - total flux cleaned = -0.000819445 Jy ! Component: 550 - total flux cleaned = -0.000848036 Jy ! Component: 600 - total flux cleaned = -0.00083402 Jy ! Component: 650 - total flux cleaned = -0.000833748 Jy ! Component: 700 - total flux cleaned = -0.000847088 Jy ! Component: 750 - total flux cleaned = -0.000846523 Jy ! Component: 800 - total flux cleaned = -0.000846254 Jy ! Component: 850 - total flux cleaned = -0.000820098 Jy ! Component: 900 - total flux cleaned = -0.000858502 Jy ! Component: 950 - total flux cleaned = -0.000845756 Jy ! Component: 1000 - total flux cleaned = -0.000908167 Jy ! Component: 1050 - total flux cleaned = -0.000895499 Jy ! Component: 1100 - total flux cleaned = -0.000834561 Jy ! Component: 1150 - total flux cleaned = -0.00085879 Jy ! Component: 1200 - total flux cleaned = -0.000846908 Jy ! Component: 1250 - total flux cleaned = -0.000823356 Jy ! Component: 1300 - total flux cleaned = -0.000823598 Jy ! Component: 1350 - total flux cleaned = -0.000823618 Jy ! Component: 1400 - total flux cleaned = -0.000823692 Jy ! Component: 1450 - total flux cleaned = -0.000812322 Jy ! Component: 1500 - total flux cleaned = -0.00082348 Jy ! Component: 1550 - total flux cleaned = -0.000789886 Jy ! Component: 1600 - total flux cleaned = -0.0007455 Jy ! Component: 1650 - total flux cleaned = -0.000723536 Jy ! Component: 1700 - total flux cleaned = -0.00075613 Jy ! Component: 1750 - total flux cleaned = -0.000745416 Jy ! Component: 1800 - total flux cleaned = -0.000745301 Jy ! Component: 1850 - total flux cleaned = -0.000713623 Jy ! Component: 1900 - total flux cleaned = -0.000734639 Jy ! Component: 1950 - total flux cleaned = -0.000734566 Jy ! Component: 2000 - total flux cleaned = -0.0007242 Jy ! Component: 2050 - total flux cleaned = -0.000693195 Jy ! Component: 2100 - total flux cleaned = -0.000703327 Jy ! Component: 2150 - total flux cleaned = -0.000662678 Jy ! Component: 2200 - total flux cleaned = -0.000632579 Jy ! Component: 2250 - total flux cleaned = -0.000642584 Jy ! Component: 2300 - total flux cleaned = -0.000622637 Jy ! Component: 2350 - total flux cleaned = -0.000592958 Jy ! Component: 2400 - total flux cleaned = -0.000563537 Jy ! Component: 2450 - total flux cleaned = -0.000524643 Jy ! Component: 2500 - total flux cleaned = -0.00054384 Jy ! Component: 2550 - total flux cleaned = -0.000495892 Jy ! Component: 2600 - total flux cleaned = -0.000495803 Jy ! Component: 2650 - total flux cleaned = -0.000457821 Jy ! Component: 2700 - total flux cleaned = -0.000448533 Jy ! Component: 2750 - total flux cleaned = -0.000448516 Jy ! Component: 2800 - total flux cleaned = -0.000374112 Jy ! Component: 2850 - total flux cleaned = -0.000327891 Jy ! Component: 2900 - total flux cleaned = -0.000300401 Jy ! Component: 2950 - total flux cleaned = -0.000273135 Jy ! Component: 3000 - total flux cleaned = -0.000273144 Jy ! Component: 3050 - total flux cleaned = -0.000210017 Jy ! Component: 3100 - total flux cleaned = -0.000227942 Jy ! Component: 3150 - total flux cleaned = -0.000218981 Jy ! Component: 3200 - total flux cleaned = -0.000201274 Jy ! Component: 3250 - total flux cleaned = -0.000192487 Jy ! Component: 3300 - total flux cleaned = -0.000166191 Jy ! Component: 3350 - total flux cleaned = -0.000148857 Jy ! Component: 3400 - total flux cleaned = -0.000140229 Jy ! Component: 3450 - total flux cleaned = -8.86256e-05 Jy ! Component: 3500 - total flux cleaned = -9.72013e-05 Jy ! Component: 3550 - total flux cleaned = -4.61226e-05 Jy ! Component: 3600 - total flux cleaned = -2.93218e-05 Jy ! Component: 3650 - total flux cleaned = -4.09368e-06 Jy ! Component: 3700 - total flux cleaned = -2.92645e-05 Jy ! Component: 3750 - total flux cleaned = 3.73763e-05 Jy ! Component: 3800 - total flux cleaned = 2.90514e-05 Jy ! Component: 3850 - total flux cleaned = 4.55666e-05 Jy ! Component: 3900 - total flux cleaned = 8.65348e-05 Jy ! Component: 3950 - total flux cleaned = 0.000127296 Jy ! Component: 4000 - total flux cleaned = 0.000143607 Jy ! Component: 4050 - total flux cleaned = 0.00017584 Jy ! Total flux subtracted in 4096 components = 0.000207931 Jy ! Clean residual min=-0.000454 max=0.000494 Jy/beam ! Clean residual mean=0.000000 rms=0.000136 Jy/beam ! Combined flux in latest and established models = 0.291542 Jy keep ! Adding 299 model components to the UV plane model. ! The established model now contains 410 components and 0.291543 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1535+4957_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7808 x 2.284 at -15.7 degrees (North through East) ! Clean map min=-0.00073668 max=0.23518 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1535+4957_X_map.fits wmodel /vlbi/bp222/maps//J1535+4957_X_map.mod ! Writing 410 model components to file: /vlbi/bp222/maps//J1535+4957_X_map.mod wobs /vlbi/bp222/maps//J1535+4957_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1535+4957_X_uvs.fits wwins /vlbi/bp222/maps//J1535+4957_X_map.win ! wwins: Wrote 6 windows to /vlbi/bp222/maps//J1535+4957_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.235179 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000136176 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.173709 0.173709 0.347418 0.694836 1.38967 2.77934 5.55869 11.1174 22.2348 44.4695 88.939 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.235 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1727.03 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1535+4957_X_dfm.log closed on Thu Sep 27 11:20:22 2018