! Started logfile: /vlbi/uf001/uva//J2143+3337_X_dfm.log on Mon Jan 14 05:58:16 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//J2143+3337_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2143+3337_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.910721 visibilities/baseline/integration-bin. ! Found source: J2143+3337 ! ! 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 28032 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 J2143+3337_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 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.006338Jy sigma=26.469316 ! Fit after self-cal, rms=0.893825Jy sigma=23.504099 ! 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=0.7782 mas, bmaj=1.308 mas, bpa=-11.88 degrees ! Estimated noise=0.350834 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 = 0.0793027 Jy ! Component: 100 - total flux cleaned = 0.0991376 Jy ! Total flux subtracted in 100 components = 0.0991376 Jy ! Clean residual min=-0.003614 max=0.008496 Jy/beam ! Clean residual mean=0.000003 rms=0.000866 Jy/beam ! Combined flux in latest and established models = 0.0991376 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0991376 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=0.057875Jy sigma=1.427155 ! Fit after self-cal, rms=0.057844Jy sigma=1.426445 ! Inverting map ! Added new window around map position (-1.4, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00951638 Jy ! Component: 100 - total flux cleaned = 0.0153443 Jy ! Total flux subtracted in 100 components = 0.0153443 Jy ! Clean residual min=-0.002946 max=0.003336 Jy/beam ! Clean residual mean=0.000002 rms=0.000658 Jy/beam ! Combined flux in latest and established models = 0.114482 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 12 components and 0.114482 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=0.055524Jy sigma=1.361345 ! Fit after self-cal, rms=0.055484Jy sigma=1.360032 ! 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=1.005 mas, bmaj=1.662 mas, bpa=-11.5 degrees ! Estimated noise=0.164845 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 = 0.00664665 Jy ! Component: 100 - total flux cleaned = 0.0104953 Jy ! Component: 150 - total flux cleaned = 0.0130377 Jy ! Component: 200 - total flux cleaned = 0.0148355 Jy ! Total flux subtracted in 200 components = 0.0148355 Jy ! Clean residual min=-0.002489 max=0.003987 Jy/beam ! Clean residual mean=-0.000003 rms=0.000576 Jy/beam ! Combined flux in latest and established models = 0.129317 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 44 components and 0.129317 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=0.054640Jy sigma=1.336565 ! Fit after self-cal, rms=0.054602Jy sigma=1.335163 ! Inverting map ! Added new window around map position (1.2, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00371519 Jy ! Component: 100 - total flux cleaned = 0.00593157 Jy ! Component: 150 - total flux cleaned = 0.00756779 Jy ! Component: 200 - total flux cleaned = 0.00880867 Jy ! Total flux subtracted in 200 components = 0.00880867 Jy ! Clean residual min=-0.002247 max=0.002858 Jy/beam ! Clean residual mean=-0.000002 rms=0.000481 Jy/beam ! Combined flux in latest and established models = 0.138126 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 67 components and 0.138126 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=0.054338Jy sigma=1.326480 ! Fit after self-cal, rms=0.054309Jy sigma=1.325889 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.005 x 1.662 at -11.5 degrees (North through East) ! Clean map min=-0.0022685 max=0.1047 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.92 KP 1.03 ! LA 0.97 MK 1.01 NL 1.07 OV 0.90 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 0.94 KP 1.03 ! LA 1.01 MK 0.98 NL 1.07 OV 0.90 ! PT 0.92 SC 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.97 KP 1.05 ! LA 0.97 MK 0.99 NL 1.09 OV 0.91 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 0.95 KP 1.00 ! LA 1.04 MK 1.04 NL 1.07 OV 0.92 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 0.96 KP 1.01 ! LA 1.02 MK 1.00 NL 1.09 OV 0.92 ! PT 0.94 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.03 HN 0.94 KP 1.03 ! LA 1.00 MK 0.99 NL 1.09 OV 0.89 ! PT 0.98 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 0.94 KP 1.04 ! LA 1.01 MK 1.02 NL 1.10 OV 0.94 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.95 KP 1.04 ! LA 1.03 MK 1.01 NL 1.08 OV 0.93 ! PT 0.95 SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.02 HN 0.92 KP 0.99 ! LA 1.04 MK 0.97 NL 1.08 OV 0.92 ! PT 0.99 SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 0.96 KP 1.09 ! LA 1.01 MK 0.98 NL 1.11 OV 0.95 ! PT 0.96 SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 1.02 KP 1.05 ! LA 1.02 MK 1.01 NL 1.10 OV 0.92 ! PT 0.96 SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.98 KP 1.03 ! LA 1.07 MK 0.99 NL 1.07 OV 0.91 ! PT 0.94 SC 0.98 ! ! ! Fit before self-cal, rms=0.054309Jy sigma=1.325889 ! Fit after self-cal, rms=0.053458Jy sigma=1.307502 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.001 mas, bmaj=1.663 mas, bpa=-11.34 degrees ! Estimated noise=0.164723 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 = -0.000380532 Jy ! Component: 100 - total flux cleaned = -0.000493797 Jy ! Component: 150 - total flux cleaned = -0.000580042 Jy ! Component: 200 - total flux cleaned = -0.000733749 Jy ! Total flux subtracted in 200 components = -0.000733749 Jy ! Clean residual min=-0.001190 max=0.001079 Jy/beam ! Clean residual mean=-0.000001 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.137392 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 81 components and 0.137392 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=0.053416Jy sigma=1.306327 ! Fit after self-cal, rms=0.053434Jy sigma=1.306073 ! 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=0.053434Jy sigma=1.306073 ! Fit after self-cal, rms=0.053277Jy sigma=1.302349 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9991 mas, bmaj=1.658 mas, bpa=-11.49 degrees ! Estimated noise=0.164649 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000338796 Jy ! Component: 100 - total flux cleaned = -0.000444538 Jy ! Component: 150 - total flux cleaned = -0.000551909 Jy ! Component: 200 - total flux cleaned = -0.000627282 Jy ! Total flux subtracted in 200 components = -0.000627282 Jy ! Clean residual min=-0.000908 max=0.000952 Jy/beam ! Clean residual mean=-0.000001 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.136765 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 89 components and 0.136765 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=0.053263Jy sigma=1.301925 ! Fit after self-cal, rms=0.053265Jy sigma=1.301858 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 (-22.4, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00086559 Jy ! Component: 100 - total flux cleaned = 0.00100468 Jy ! Component: 150 - total flux cleaned = 0.00113631 Jy ! Component: 200 - total flux cleaned = 0.00118583 Jy ! Total flux subtracted in 200 components = 0.00118583 Jy ! Clean residual min=-0.000879 max=0.000911 Jy/beam ! Clean residual mean=-0.000001 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.137951 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 104 components and 0.137951 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=0.053244Jy sigma=1.301333 ! Fit after self-cal, rms=0.053243Jy sigma=1.301306 ! Inverting map ! Added new window around map position (8, 49.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000435027 Jy ! Component: 100 - total flux cleaned = 0.000422967 Jy ! Component: 150 - total flux cleaned = 0.000374691 Jy ! Component: 200 - total flux cleaned = 0.000329354 Jy ! Total flux subtracted in 200 components = 0.000329354 Jy ! Clean residual min=-0.000886 max=0.000829 Jy/beam ! Clean residual mean=-0.000001 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.13828 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 119 components and 0.13828 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=0.053227Jy sigma=1.300909 ! Fit after self-cal, rms=0.053226Jy sigma=1.300887 ! 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=0.053226Jy sigma=1.300887 ! Fit after self-cal, rms=0.053206Jy sigma=1.300792 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9978 mas, bmaj=1.658 mas, bpa=-11.49 degrees ! Estimated noise=0.164615 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.20751e-05 Jy ! Component: 100 - total flux cleaned = -0.000130917 Jy ! Component: 150 - total flux cleaned = -0.000145467 Jy ! Component: 200 - total flux cleaned = -0.000173523 Jy ! Total flux subtracted in 200 components = -0.000173523 Jy ! Clean residual min=-0.000850 max=0.000793 Jy/beam ! Clean residual mean=-0.000000 rms=0.000199 Jy/beam ! Combined flux in latest and established models = 0.138107 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 123 components and 0.138107 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=0.053197Jy sigma=1.300566 ! Fit after self-cal, rms=0.053198Jy sigma=1.300561 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 = -4.43162e-05 Jy ! Component: 100 - total flux cleaned = -7.05532e-05 Jy ! Component: 150 - total flux cleaned = -0.000108164 Jy ! Component: 200 - total flux cleaned = -0.000144255 Jy ! Total flux subtracted in 200 components = -0.000144255 Jy ! Clean residual min=-0.000845 max=0.000794 Jy/beam ! Clean residual mean=-0.000001 rms=0.000197 Jy/beam ! Combined flux in latest and established models = 0.137962 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 126 components and 0.137963 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=0.053192Jy sigma=1.300421 ! Fit after self-cal, rms=0.053192Jy sigma=1.300413 ! 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=0.053192Jy sigma=1.300413 ! Fit after self-cal, rms=0.053189Jy sigma=1.300396 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.172 mas, bmaj=2.659 mas, bpa=-8.12 degrees ! Estimated noise=0.203289 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00011728 Jy ! Component: 100 - total flux cleaned = 0.000139819 Jy ! Component: 150 - total flux cleaned = 0.000112325 Jy ! Component: 200 - total flux cleaned = 0.000104673 Jy ! Total flux subtracted in 200 components = 0.000104673 Jy ! Clean residual min=-0.000880 max=0.000765 Jy/beam ! Clean residual mean=-0.000000 rms=0.000223 Jy/beam ! Combined flux in latest and established models = 0.138067 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 139 components and 0.138067 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=0.053186Jy sigma=1.300348 ! Fit after self-cal, rms=0.053187Jy sigma=1.300346 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.8355e-05 Jy ! Component: 100 - total flux cleaned = 3.27738e-05 Jy ! Component: 150 - total flux cleaned = 4.62229e-05 Jy ! Component: 200 - total flux cleaned = 6.48498e-05 Jy ! Total flux subtracted in 200 components = 6.48498e-05 Jy ! Clean residual min=-0.000872 max=0.000766 Jy/beam ! Clean residual mean=-0.000000 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.138132 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 146 components and 0.138132 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=0.053186Jy sigma=1.300326 ! Fit after self-cal, rms=0.053185Jy sigma=1.300325 ! 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=0.9971 mas, bmaj=1.657 mas, bpa=-11.48 degrees ! Estimated noise=0.164636 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9971 x 1.657 at -11.48 degrees (North through East) ! Clean map min=-0.00080267 max=0.10455 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=0.7724 mas, bmaj=1.3 mas, bpa=-11.92 degrees ! Estimated noise=0.347708 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0784337 Jy ! Component: 100 - total flux cleaned = 0.0990431 Jy ! Component: 150 - total flux cleaned = 0.109451 Jy ! Component: 200 - total flux cleaned = 0.115772 Jy ! Total flux subtracted in 200 components = 0.115772 Jy ! Clean residual min=-0.001911 max=0.003305 Jy/beam ! Clean residual mean=0.000002 rms=0.000503 Jy/beam ! Combined flux in latest and established models = 0.115772 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.115772 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9971 mas, bmaj=1.657 mas, bpa=-11.48 degrees ! Estimated noise=0.164636 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 = 0.00653789 Jy ! Component: 100 - total flux cleaned = 0.0103854 Jy ! Component: 150 - total flux cleaned = 0.0129139 Jy ! Component: 200 - total flux cleaned = 0.0147389 Jy ! Total flux subtracted in 200 components = 0.0147389 Jy ! Clean residual min=-0.001072 max=0.001114 Jy/beam ! Clean residual mean=-0.000001 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.130511 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 41 components and 0.130511 Jy ! Inverting map ! Added new window around map position (-0.8, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00142972 Jy ! Component: 100 - total flux cleaned = 0.00259674 Jy ! Component: 150 - total flux cleaned = 0.00357704 Jy ! Component: 200 - total flux cleaned = 0.00435029 Jy ! Total flux subtracted in 200 components = 0.00435029 Jy ! Clean residual min=-0.000910 max=0.000944 Jy/beam ! Clean residual mean=-0.000001 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.134861 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 63 components and 0.134861 Jy ! Inverting map ! Added new window around map position (-15.4, 6.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000470516 Jy ! Component: 100 - total flux cleaned = 0.000829815 Jy ! Component: 150 - total flux cleaned = 0.00115124 Jy ! Component: 200 - total flux cleaned = 0.00133065 Jy ! Total flux subtracted in 200 components = 0.00133065 Jy ! Clean residual min=-0.000826 max=0.000831 Jy/beam ! Clean residual mean=-0.000001 rms=0.000199 Jy/beam ! Combined flux in latest and established models = 0.136192 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 78 components and 0.136192 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=2.172 mas, bmaj=2.659 mas, bpa=-8.12 degrees ! Estimated noise=0.203289 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00043919 Jy ! Component: 100 - total flux cleaned = 0.000694311 Jy ! Component: 150 - total flux cleaned = 0.000925945 Jy ! Component: 200 - total flux cleaned = 0.00104715 Jy ! Total flux subtracted in 200 components = 0.00104715 Jy ! Clean residual min=-0.000881 max=0.000792 Jy/beam ! Clean residual mean=-0.000001 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.137239 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 = 5.42627e-05 Jy ! Component: 100 - total flux cleaned = 0.000116547 Jy ! Component: 150 - total flux cleaned = 0.000162456 Jy ! Component: 200 - total flux cleaned = 0.000205566 Jy ! Total flux subtracted in 200 components = 0.000205566 Jy ! Clean residual min=-0.000878 max=0.000790 Jy/beam ! Clean residual mean=-0.000001 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.137445 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 123 components and 0.137445 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9971 mas, bmaj=1.657 mas, bpa=-11.48 degrees ! Estimated noise=0.164636 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000227003 Jy ! Component: 100 - total flux cleaned = -0.000295576 Jy ! Component: 150 - total flux cleaned = -0.000296332 Jy ! Component: 200 - total flux cleaned = -0.000267263 Jy ! Total flux subtracted in 200 components = -0.000267263 Jy ! Clean residual min=-0.000785 max=0.000791 Jy/beam ! Clean residual mean=-0.000000 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.137177 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 147 components and 0.137177 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=0.053175Jy sigma=1.299993 ! Fit after self-cal, rms=0.053171Jy sigma=1.299920 wmodel J2143+3337_X_map.mod ! Writing 147 model components to file: J2143+3337_X_map.mod wobs J2143+3337_X_uvs.fits ! Writing UV FITS file: J2143+3337_X_uvs.fits wwins J2143+3337_X_map.win ! wwins: Wrote 7 windows to J2143+3337_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 = -0.000209536 Jy ! Component: 100 - total flux cleaned = -0.000321394 Jy ! Component: 150 - total flux cleaned = -0.00036154 Jy ! Component: 200 - total flux cleaned = -0.000387439 Jy ! Component: 250 - total flux cleaned = -0.000387424 Jy ! Component: 300 - total flux cleaned = -0.000412286 Jy ! Component: 350 - total flux cleaned = -0.000495918 Jy ! Component: 400 - total flux cleaned = -0.000519133 Jy ! Component: 450 - total flux cleaned = -0.000507768 Jy ! Component: 500 - total flux cleaned = -0.000541697 Jy ! Component: 550 - total flux cleaned = -0.000530421 Jy ! Component: 600 - total flux cleaned = -0.000508503 Jy ! Component: 650 - total flux cleaned = -0.000487012 Jy ! Component: 700 - total flux cleaned = -0.000487007 Jy ! Component: 750 - total flux cleaned = -0.000465817 Jy ! Component: 800 - total flux cleaned = -0.000465767 Jy ! Component: 850 - total flux cleaned = -0.000404276 Jy ! Component: 900 - total flux cleaned = -0.000455262 Jy ! Component: 950 - total flux cleaned = -0.000435051 Jy ! Component: 1000 - total flux cleaned = -0.000405184 Jy ! Component: 1050 - total flux cleaned = -0.000434794 Jy ! Component: 1100 - total flux cleaned = -0.000405238 Jy ! Component: 1150 - total flux cleaned = -0.000424611 Jy ! Component: 1200 - total flux cleaned = -0.000414988 Jy ! Component: 1250 - total flux cleaned = -0.000453028 Jy ! Component: 1300 - total flux cleaned = -0.000434168 Jy ! Component: 1350 - total flux cleaned = -0.00046207 Jy ! Component: 1400 - total flux cleaned = -0.000443539 Jy ! Component: 1450 - total flux cleaned = -0.000461991 Jy ! Component: 1500 - total flux cleaned = -0.000480245 Jy ! Component: 1550 - total flux cleaned = -0.000525411 Jy ! Component: 1600 - total flux cleaned = -0.000525462 Jy ! Component: 1650 - total flux cleaned = -0.00056109 Jy ! Component: 1700 - total flux cleaned = -0.000561065 Jy ! Component: 1750 - total flux cleaned = -0.000613558 Jy ! Component: 1800 - total flux cleaned = -0.000570052 Jy ! Component: 1850 - total flux cleaned = -0.000613281 Jy ! Component: 1900 - total flux cleaned = -0.00064749 Jy ! Component: 1950 - total flux cleaned = -0.000647533 Jy ! Component: 2000 - total flux cleaned = -0.00060524 Jy ! Component: 2050 - total flux cleaned = -0.000655611 Jy ! Component: 2100 - total flux cleaned = -0.000647241 Jy ! Component: 2150 - total flux cleaned = -0.000688492 Jy ! Component: 2200 - total flux cleaned = -0.000721407 Jy ! Component: 2250 - total flux cleaned = -0.000705088 Jy ! Component: 2300 - total flux cleaned = -0.000704936 Jy ! Component: 2350 - total flux cleaned = -0.000712932 Jy ! Component: 2400 - total flux cleaned = -0.000736962 Jy ! Component: 2450 - total flux cleaned = -0.000729014 Jy ! Component: 2500 - total flux cleaned = -0.00075291 Jy ! Component: 2550 - total flux cleaned = -0.000768598 Jy ! Component: 2600 - total flux cleaned = -0.000768579 Jy ! Component: 2650 - total flux cleaned = -0.000776317 Jy ! Component: 2700 - total flux cleaned = -0.000753042 Jy ! Component: 2750 - total flux cleaned = -0.000745441 Jy ! Component: 2800 - total flux cleaned = -0.000737841 Jy ! Component: 2850 - total flux cleaned = -0.000737829 Jy ! Component: 2900 - total flux cleaned = -0.000745402 Jy ! Component: 2950 - total flux cleaned = -0.000775501 Jy ! Component: 3000 - total flux cleaned = -0.000775441 Jy ! Component: 3050 - total flux cleaned = -0.000760573 Jy ! Component: 3100 - total flux cleaned = -0.000753187 Jy ! Component: 3150 - total flux cleaned = -0.000789987 Jy ! Component: 3200 - total flux cleaned = -0.000790014 Jy ! Component: 3250 - total flux cleaned = -0.000782767 Jy ! Component: 3300 - total flux cleaned = -0.000804479 Jy ! Component: 3350 - total flux cleaned = -0.000782865 Jy ! Component: 3400 - total flux cleaned = -0.000797266 Jy ! Component: 3450 - total flux cleaned = -0.000818648 Jy ! Component: 3500 - total flux cleaned = -0.000797378 Jy ! Component: 3550 - total flux cleaned = -0.000818523 Jy ! Component: 3600 - total flux cleaned = -0.000811467 Jy ! Component: 3650 - total flux cleaned = -0.000818459 Jy ! Component: 3700 - total flux cleaned = -0.00082548 Jy ! Component: 3750 - total flux cleaned = -0.000839408 Jy ! Component: 3800 - total flux cleaned = -0.000853174 Jy ! Component: 3850 - total flux cleaned = -0.000859972 Jy ! Component: 3900 - total flux cleaned = -0.000859953 Jy ! Component: 3950 - total flux cleaned = -0.000887158 Jy ! Component: 4000 - total flux cleaned = -0.000887148 Jy ! Component: 4050 - total flux cleaned = -0.000893884 Jy ! Total flux subtracted in 4096 components = -0.000873812 Jy ! Clean residual min=-0.000482 max=0.000418 Jy/beam ! Clean residual mean=-0.000000 rms=0.000116 Jy/beam ! Combined flux in latest and established models = 0.136304 Jy keep ! Adding 335 model components to the UV plane model. ! The established model now contains 482 components and 0.136304 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2143+3337_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9971 x 1.657 at -11.48 degrees (North through East) ! Clean map min=-0.00071927 max=0.10456 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2143+3337_X_map.fits wmodel /vlbi/uf001/uva//J2143+3337_X_map.mod ! Writing 482 model components to file: /vlbi/uf001/uva//J2143+3337_X_map.mod wobs /vlbi/uf001/uva//J2143+3337_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2143+3337_X_uvs.fits wwins /vlbi/uf001/uva//J2143+3337_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J2143+3337_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.104557 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000115566 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.331588 0.331588 0.663175 1.32635 2.6527 5.3054 10.6108 21.2216 42.4432 84.8865 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.104 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 904.737 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2143+3337_X_dfm.log closed on Mon Jan 14 05:58:22 2019