! Started logfile: /vlbi/uf001/uva//J1952+2526_X_dfm.log on Mon Jan 14 05:16:30 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//J1952+2526_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1952+2526_X_uva.fits ! AN table 1: 64 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.570312 visibilities/baseline/integration-bin. ! Found source: J1952+2526 ! ! 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 15768 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 J1952+2526_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 225 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 225 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 225 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 225 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 225 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 225 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 225 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 225 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 225 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 225 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 225 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 225 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.055777Jy sigma=22.213820 ! Fit after self-cal, rms=0.688461Jy sigma=14.388316 ! 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=0.6852 mas, bmaj=1.443 mas, bpa=-7.217 degrees ! Estimated noise=0.519091 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 = 0.24505 Jy ! Component: 100 - total flux cleaned = 0.299797 Jy ! Total flux subtracted in 100 components = 0.299797 Jy ! Clean residual min=-0.017965 max=0.028062 Jy/beam ! Clean residual mean=0.000006 rms=0.003350 Jy/beam ! Combined flux in latest and established models = 0.299797 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.299797 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=0.098515Jy sigma=1.980943 ! Fit after self-cal, rms=0.098518Jy sigma=1.980837 ! Inverting map ! Added new window around map position (-0.4, -2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0302402 Jy ! Component: 100 - total flux cleaned = 0.0500186 Jy ! Total flux subtracted in 100 components = 0.0500186 Jy ! Clean residual min=-0.015703 max=0.017034 Jy/beam ! Clean residual mean=0.000004 rms=0.002692 Jy/beam ! Combined flux in latest and established models = 0.349816 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 15 components and 0.349816 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=0.085834Jy sigma=1.698071 ! Fit after self-cal, rms=0.085093Jy sigma=1.684090 ! 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=0.8811 mas, bmaj=1.627 mas, bpa=-5.139 degrees ! Estimated noise=0.295531 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 (-0.8, -4.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0229897 Jy ! Component: 100 - total flux cleaned = 0.0386328 Jy ! Component: 150 - total flux cleaned = 0.0503304 Jy ! Component: 200 - total flux cleaned = 0.0596156 Jy ! Total flux subtracted in 200 components = 0.0596156 Jy ! Clean residual min=-0.012672 max=0.015143 Jy/beam ! Clean residual mean=0.000013 rms=0.002753 Jy/beam ! Combined flux in latest and established models = 0.409431 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 38 components and 0.409431 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=0.076902Jy sigma=1.501450 ! Fit after self-cal, rms=0.075942Jy sigma=1.481931 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8811 x 1.627 at -5.139 degrees (North through East) ! Clean map min=-0.011122 max=0.31604 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 57 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.98 KP 1.14 LA 0.99 ! MK 1.00 NL 1.09 OV 0.87 PT 0.89 ! SC 0.95 ! ! ! Correcting IF 2. ! A total of 57 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 0.99 KP 1.12 LA 0.98 ! MK 1.01 NL 1.11 OV 0.88 PT 0.89 ! SC 0.95 ! ! ! Correcting IF 3. ! A total of 57 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.99 KP 1.13 LA 0.98 ! MK 0.99 NL 1.11 OV 0.87 PT 0.88 ! SC 0.93 ! ! ! Correcting IF 4. ! A total of 57 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 0.99 KP 1.13 LA 0.97 ! MK 1.00 NL 1.12 OV 0.88 PT 0.89 ! SC 0.94 ! ! ! Correcting IF 5. ! A total of 57 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 0.98 KP 1.13 LA 0.98 ! MK 1.00 NL 1.11 OV 0.89 PT 0.89 ! SC 0.93 ! ! ! Correcting IF 6. ! A total of 57 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 1.00 KP 1.13 LA 0.97 ! MK 1.02 NL 1.11 OV 0.87 PT 0.89 ! SC 0.95 ! ! ! Correcting IF 7. ! A total of 57 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.98 KP 1.14 LA 0.99 ! MK 1.03 NL 1.11 OV 0.89 PT 0.88 ! SC 0.94 ! ! ! Correcting IF 8. ! A total of 57 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 0.98 KP 1.15 LA 0.98 ! MK 1.03 NL 1.11 OV 0.87 PT 0.89 ! SC 0.95 ! ! ! Correcting IF 9. ! A total of 57 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 1.00 KP 1.14 LA 1.00 ! MK 1.01 NL 1.11 OV 0.89 PT 0.89 ! SC 0.95 ! ! ! Correcting IF 10. ! A total of 57 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 1.00 KP 1.15 LA 0.99 ! MK 1.02 NL 1.10 OV 0.88 PT 0.89 ! SC 0.95 ! ! ! Correcting IF 11. ! A total of 57 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.99 KP 1.17 LA 0.98 ! MK 1.03 NL 1.09 OV 0.89 PT 0.88 ! SC 0.94 ! ! ! Correcting IF 12. ! A total of 57 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 1.01 KP 1.13 LA 0.97 ! MK 1.01 NL 1.12 OV 0.88 PT 0.89 ! SC 0.94 ! ! ! Fit before self-cal, rms=0.075942Jy sigma=1.481931 ! Fit after self-cal, rms=0.068438Jy sigma=1.269068 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8641 mas, bmaj=1.651 mas, bpa=-5.714 degrees ! Estimated noise=0.300816 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 = 0.00604004 Jy ! Component: 100 - total flux cleaned = 0.00802827 Jy ! Component: 150 - total flux cleaned = 0.00889293 Jy ! Component: 200 - total flux cleaned = 0.00889316 Jy ! Total flux subtracted in 200 components = 0.00889316 Jy ! Clean residual min=-0.006673 max=0.006865 Jy/beam ! Clean residual mean=-0.000006 rms=0.001567 Jy/beam ! Combined flux in latest and established models = 0.418325 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 54 components and 0.418325 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=0.067462Jy sigma=1.250222 ! Fit after self-cal, rms=0.067491Jy sigma=1.248771 ! 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=0.067491Jy sigma=1.248771 ! Fit after self-cal, rms=0.063518Jy sigma=1.135477 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8603 mas, bmaj=1.663 mas, bpa=-5.731 degrees ! Estimated noise=0.302615 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.67865e-05 Jy ! Component: 100 - total flux cleaned = -0.000110566 Jy ! Component: 150 - total flux cleaned = -0.000417281 Jy ! Component: 200 - total flux cleaned = -0.000548024 Jy ! Total flux subtracted in 200 components = -0.000548024 Jy ! Clean residual min=-0.002637 max=0.002860 Jy/beam ! Clean residual mean=-0.000001 rms=0.000527 Jy/beam ! Combined flux in latest and established models = 0.417776 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 66 components and 0.417776 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=0.063261Jy sigma=1.129824 ! Fit after self-cal, rms=0.063282Jy sigma=1.129252 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, -14.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00287818 Jy ! Component: 100 - total flux cleaned = 0.00426626 Jy ! Component: 150 - total flux cleaned = 0.0052408 Jy ! Component: 200 - total flux cleaned = 0.00588536 Jy ! Total flux subtracted in 200 components = 0.00588536 Jy ! Clean residual min=-0.002244 max=0.001863 Jy/beam ! Clean residual mean=-0.000000 rms=0.000449 Jy/beam ! Combined flux in latest and established models = 0.423662 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 78 components and 0.423662 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=0.063116Jy sigma=1.125079 ! Fit after self-cal, rms=0.063108Jy sigma=1.124871 ! 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=0.063108Jy sigma=1.124871 ! Fit after self-cal, rms=0.063042Jy sigma=1.124012 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8596 mas, bmaj=1.663 mas, bpa=-5.692 degrees ! Estimated noise=0.301983 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000358839 Jy ! Component: 100 - total flux cleaned = -2.76949e-05 Jy ! Component: 150 - total flux cleaned = 0.000308337 Jy ! Component: 200 - total flux cleaned = 0.000698016 Jy ! Total flux subtracted in 200 components = 0.000698016 Jy ! Clean residual min=-0.001848 max=0.001626 Jy/beam ! Clean residual mean=-0.000000 rms=0.000396 Jy/beam ! Combined flux in latest and established models = 0.42436 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 90 components and 0.42436 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=0.062960Jy sigma=1.122117 ! Fit after self-cal, rms=0.062956Jy sigma=1.122056 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000247701 Jy ! Component: 100 - total flux cleaned = 0.000628236 Jy ! Component: 150 - total flux cleaned = 0.00101395 Jy ! Component: 200 - total flux cleaned = 0.0013389 Jy ! Total flux subtracted in 200 components = 0.0013389 Jy ! Clean residual min=-0.001728 max=0.001514 Jy/beam ! Clean residual mean=-0.000000 rms=0.000381 Jy/beam ! Combined flux in latest and established models = 0.425699 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 101 components and 0.425699 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=0.062917Jy sigma=1.121182 ! Fit after self-cal, rms=0.062914Jy sigma=1.121153 ! 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=0.062914Jy sigma=1.121153 ! Fit after self-cal, rms=0.062905Jy sigma=1.120858 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.001 mas, bmaj=2.678 mas, bpa=-2.089 degrees ! Estimated noise=0.395857 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0012229 Jy ! Component: 100 - total flux cleaned = 0.00175395 Jy ! Component: 150 - total flux cleaned = 0.00206914 Jy ! Component: 200 - total flux cleaned = 0.00230876 Jy ! Total flux subtracted in 200 components = 0.00230876 Jy ! Clean residual min=-0.001980 max=0.001801 Jy/beam ! Clean residual mean=-0.000001 rms=0.000484 Jy/beam ! Combined flux in latest and established models = 0.428008 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 114 components and 0.428008 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=0.062894Jy sigma=1.120698 ! Fit after self-cal, rms=0.062892Jy sigma=1.120632 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000298606 Jy ! Component: 100 - total flux cleaned = 0.000584115 Jy ! Component: 150 - total flux cleaned = 0.000787252 Jy ! Component: 200 - total flux cleaned = 0.000964571 Jy ! Total flux subtracted in 200 components = 0.000964571 Jy ! Clean residual min=-0.001927 max=0.001745 Jy/beam ! Clean residual mean=-0.000000 rms=0.000472 Jy/beam ! Combined flux in latest and established models = 0.428972 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 122 components and 0.428972 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=0.062890Jy sigma=1.120676 ! Fit after self-cal, rms=0.062888Jy sigma=1.120645 ! 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=0.8592 mas, bmaj=1.663 mas, bpa=-5.663 degrees ! Estimated noise=0.301612 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8592 x 1.663 at -5.663 degrees (North through East) ! Clean map min=-0.0014016 max=0.31306 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=0.675 mas, bmaj=1.453 mas, bpa=-6.449 degrees ! Estimated noise=0.521621 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.243024 Jy ! Component: 100 - total flux cleaned = 0.297984 Jy ! Component: 150 - total flux cleaned = 0.324593 Jy ! Component: 200 - total flux cleaned = 0.343822 Jy ! Total flux subtracted in 200 components = 0.343822 Jy ! Clean residual min=-0.005999 max=0.010915 Jy/beam ! Clean residual mean=0.000002 rms=0.001457 Jy/beam ! Combined flux in latest and established models = 0.343823 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.343823 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8592 mas, bmaj=1.663 mas, bpa=-5.663 degrees ! Estimated noise=0.301612 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 = 0.0202153 Jy ! Component: 100 - total flux cleaned = 0.0336094 Jy ! Component: 150 - total flux cleaned = 0.043028 Jy ! Component: 200 - total flux cleaned = 0.0498499 Jy ! Total flux subtracted in 200 components = 0.0498499 Jy ! Clean residual min=-0.002692 max=0.003867 Jy/beam ! Clean residual mean=0.000003 rms=0.000780 Jy/beam ! Combined flux in latest and established models = 0.393673 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 44 components and 0.393673 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00510825 Jy ! Component: 100 - total flux cleaned = 0.00909685 Jy ! Component: 150 - total flux cleaned = 0.0123363 Jy ! Component: 200 - total flux cleaned = 0.0150892 Jy ! Total flux subtracted in 200 components = 0.0150892 Jy ! Clean residual min=-0.002129 max=0.002240 Jy/beam ! Clean residual mean=0.000000 rms=0.000519 Jy/beam ! Combined flux in latest and established models = 0.408762 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 72 components and 0.408762 Jy ! Inverting map ! Added new window around map position (17.2, -21.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00249444 Jy ! Component: 100 - total flux cleaned = 0.00458441 Jy ! Component: 150 - total flux cleaned = 0.00642084 Jy ! Component: 200 - total flux cleaned = 0.00804906 Jy ! Total flux subtracted in 200 components = 0.00804906 Jy ! Clean residual min=-0.001843 max=0.001752 Jy/beam ! Clean residual mean=0.000000 rms=0.000424 Jy/beam ! Combined flux in latest and established models = 0.416811 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 91 components and 0.416811 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=2.001 mas, bmaj=2.678 mas, bpa=-2.089 degrees ! Estimated noise=0.395857 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00261624 Jy ! Component: 100 - total flux cleaned = 0.00461206 Jy ! Component: 150 - total flux cleaned = 0.0062294 Jy ! Component: 200 - total flux cleaned = 0.0075635 Jy ! Total flux subtracted in 200 components = 0.0075635 Jy ! Clean residual min=-0.002193 max=0.002131 Jy/beam ! Clean residual mean=0.000000 rms=0.000540 Jy/beam ! Combined flux in latest and established models = 0.424374 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 = 0.00111128 Jy ! Component: 100 - total flux cleaned = 0.00204464 Jy ! Component: 150 - total flux cleaned = 0.00262034 Jy ! Component: 200 - total flux cleaned = 0.00314971 Jy ! Total flux subtracted in 200 components = 0.00314971 Jy ! Clean residual min=-0.002027 max=0.001858 Jy/beam ! Clean residual mean=0.000000 rms=0.000491 Jy/beam ! Combined flux in latest and established models = 0.427524 Jy ! Adding 70 model components to the UV plane model. ! The established model now contains 141 components and 0.427524 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8592 mas, bmaj=1.663 mas, bpa=-5.663 degrees ! Estimated noise=0.301612 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000303959 Jy ! Component: 100 - total flux cleaned = 0.000607444 Jy ! Component: 150 - total flux cleaned = 0.000759875 Jy ! Component: 200 - total flux cleaned = 0.000899193 Jy ! Total flux subtracted in 200 components = 0.000899193 Jy ! Clean residual min=-0.001595 max=0.001468 Jy/beam ! Clean residual mean=-0.000000 rms=0.000350 Jy/beam ! Combined flux in latest and established models = 0.428423 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 159 components and 0.428423 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=0.062856Jy sigma=1.119998 ! Fit after self-cal, rms=0.062843Jy sigma=1.119740 wmodel J1952+2526_X_map.mod ! Writing 159 model components to file: J1952+2526_X_map.mod wobs J1952+2526_X_uvs.fits ! Writing UV FITS file: J1952+2526_X_uvs.fits wwins J1952+2526_X_map.win ! wwins: Wrote 5 windows to J1952+2526_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 = -0.000492733 Jy ! Component: 100 - total flux cleaned = -0.000804015 Jy ! Component: 150 - total flux cleaned = -0.000924405 Jy ! Component: 200 - total flux cleaned = -0.000994828 Jy ! Component: 250 - total flux cleaned = -0.00108557 Jy ! Component: 300 - total flux cleaned = -0.00110815 Jy ! Component: 350 - total flux cleaned = -0.00119347 Jy ! Component: 400 - total flux cleaned = -0.00117207 Jy ! Component: 450 - total flux cleaned = -0.00113144 Jy ! Component: 500 - total flux cleaned = -0.00119139 Jy ! Component: 550 - total flux cleaned = -0.00119156 Jy ! Component: 600 - total flux cleaned = -0.00123027 Jy ! Component: 650 - total flux cleaned = -0.00128693 Jy ! Component: 700 - total flux cleaned = -0.0013236 Jy ! Component: 750 - total flux cleaned = -0.00128641 Jy ! Component: 800 - total flux cleaned = -0.0013043 Jy ! Component: 850 - total flux cleaned = -0.00132199 Jy ! Component: 900 - total flux cleaned = -0.00137409 Jy ! Component: 950 - total flux cleaned = -0.00140849 Jy ! Component: 1000 - total flux cleaned = -0.0015103 Jy ! Component: 1050 - total flux cleaned = -0.00156083 Jy ! Component: 1100 - total flux cleaned = -0.00162736 Jy ! Component: 1150 - total flux cleaned = -0.00175902 Jy ! Component: 1200 - total flux cleaned = -0.00184025 Jy ! Component: 1250 - total flux cleaned = -0.00193678 Jy ! Component: 1300 - total flux cleaned = -0.00203179 Jy ! Component: 1350 - total flux cleaned = -0.0021104 Jy ! Component: 1400 - total flux cleaned = -0.00217263 Jy ! Component: 1450 - total flux cleaned = -0.00229594 Jy ! Component: 1500 - total flux cleaned = -0.0023721 Jy ! Component: 1550 - total flux cleaned = -0.00247779 Jy ! Component: 1600 - total flux cleaned = -0.00259725 Jy ! Component: 1650 - total flux cleaned = -0.00259704 Jy ! Component: 1700 - total flux cleaned = -0.00271438 Jy ! Component: 1750 - total flux cleaned = -0.00278717 Jy ! Component: 1800 - total flux cleaned = -0.00284474 Jy ! Component: 1850 - total flux cleaned = -0.00295911 Jy ! Component: 1900 - total flux cleaned = -0.00301572 Jy ! Component: 1950 - total flux cleaned = -0.00315568 Jy ! Component: 2000 - total flux cleaned = -0.00319745 Jy ! Component: 2050 - total flux cleaned = -0.00323862 Jy ! Component: 2100 - total flux cleaned = -0.00336159 Jy ! Component: 2150 - total flux cleaned = -0.00338871 Jy ! Component: 2200 - total flux cleaned = -0.00349648 Jy ! Component: 2250 - total flux cleaned = -0.00359003 Jy ! Component: 2300 - total flux cleaned = -0.00361631 Jy ! Component: 2350 - total flux cleaned = -0.00368208 Jy ! Component: 2400 - total flux cleaned = -0.00372134 Jy ! Component: 2450 - total flux cleaned = -0.00378618 Jy ! Component: 2500 - total flux cleaned = -0.00387631 Jy ! Component: 2550 - total flux cleaned = -0.00397838 Jy ! Component: 2600 - total flux cleaned = -0.00400369 Jy ! Component: 2650 - total flux cleaned = -0.0040921 Jy ! Component: 2700 - total flux cleaned = -0.00416694 Jy ! Component: 2750 - total flux cleaned = -0.00417937 Jy ! Component: 2800 - total flux cleaned = -0.00426581 Jy ! Component: 2850 - total flux cleaned = -0.00432712 Jy ! Component: 2900 - total flux cleaned = -0.00447316 Jy ! Component: 2950 - total flux cleaned = -0.00449747 Jy ! Component: 3000 - total flux cleaned = -0.00456936 Jy ! Component: 3050 - total flux cleaned = -0.00459316 Jy ! Component: 3100 - total flux cleaned = -0.0046879 Jy ! Component: 3150 - total flux cleaned = -0.00474673 Jy ! Component: 3200 - total flux cleaned = -0.00479358 Jy ! Component: 3250 - total flux cleaned = -0.00487498 Jy ! Component: 3300 - total flux cleaned = -0.0049674 Jy ! Component: 3350 - total flux cleaned = -0.00504755 Jy ! Component: 3400 - total flux cleaned = -0.00515028 Jy ! Component: 3450 - total flux cleaned = -0.00520671 Jy ! Component: 3500 - total flux cleaned = -0.0052293 Jy ! Component: 3550 - total flux cleaned = -0.00532992 Jy ! Component: 3600 - total flux cleaned = -0.00540771 Jy ! Component: 3650 - total flux cleaned = -0.00544088 Jy ! Component: 3700 - total flux cleaned = -0.00549586 Jy ! Component: 3750 - total flux cleaned = -0.00557225 Jy ! Component: 3800 - total flux cleaned = -0.00564824 Jy ! Component: 3850 - total flux cleaned = -0.00568049 Jy ! Component: 3900 - total flux cleaned = -0.0057448 Jy ! Component: 3950 - total flux cleaned = -0.0058193 Jy ! Component: 4000 - total flux cleaned = -0.00586183 Jy ! Component: 4050 - total flux cleaned = -0.00589349 Jy ! Total flux subtracted in 4096 components = -0.00600871 Jy ! Clean residual min=-0.000621 max=0.000634 Jy/beam ! Clean residual mean=0.000000 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.422415 Jy keep ! Adding 322 model components to the UV plane model. ! The established model now contains 481 components and 0.422415 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1952+2526_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8592 x 1.663 at -5.663 degrees (North through East) ! Clean map min=-0.0011019 max=0.31362 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1952+2526_X_map.fits wmodel /vlbi/uf001/uva//J1952+2526_X_map.mod ! Writing 481 model components to file: /vlbi/uf001/uva//J1952+2526_X_map.mod wobs /vlbi/uf001/uva//J1952+2526_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1952+2526_X_uvs.fits wwins /vlbi/uf001/uva//J1952+2526_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1952+2526_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.313621 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000178339 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.170594 0.170594 0.341187 0.682374 1.36475 2.7295 5.45899 10.918 21.836 43.6719 87.3439 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.313 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1758.57 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1952+2526_X_dfm.log closed on Mon Jan 14 05:16:35 2019