! Started logfile: /vlbi/uf001/uva//J0541+5312_X_dfm.log on Sun Jan 13 22:41:36 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//J0541+5312_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0541+5312_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.83545 visibilities/baseline/integration-bin. ! Found source: J0541+5312 ! ! 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 18948 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 J0541+5312_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 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.031095Jy sigma=22.869451 ! Fit after self-cal, rms=0.761287Jy sigma=17.028840 ! 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=0.7818 mas, bmaj=1.001 mas, bpa=15.86 degrees ! Estimated noise=0.44796 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 = 0.1784 Jy ! Component: 100 - total flux cleaned = 0.225865 Jy ! Total flux subtracted in 100 components = 0.225865 Jy ! Clean residual min=-0.011576 max=0.041400 Jy/beam ! Clean residual mean=0.000051 rms=0.003058 Jy/beam ! Combined flux in latest and established models = 0.225865 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.225865 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=0.098607Jy sigma=2.111163 ! Fit after self-cal, rms=0.098549Jy sigma=2.110205 ! Inverting map ! Added new window around map position (-2.2, 2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0368662 Jy ! Component: 100 - total flux cleaned = 0.0579836 Jy ! Total flux subtracted in 100 components = 0.0579836 Jy ! Clean residual min=-0.008394 max=0.017849 Jy/beam ! Clean residual mean=0.000031 rms=0.002060 Jy/beam ! Combined flux in latest and established models = 0.283848 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 16 components and 0.283848 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=0.077388Jy sigma=1.648469 ! Fit after self-cal, rms=0.076617Jy sigma=1.631511 ! Inverting map ! Added new window around map position (-1, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.019064 Jy ! Component: 100 - total flux cleaned = 0.0323948 Jy ! Total flux subtracted in 100 components = 0.0323948 Jy ! Clean residual min=-0.007063 max=0.008529 Jy/beam ! Clean residual mean=0.000020 rms=0.001590 Jy/beam ! Combined flux in latest and established models = 0.316243 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 27 components and 0.316243 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=0.068279Jy sigma=1.450712 ! Fit after self-cal, rms=0.068020Jy sigma=1.444966 ! 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=0.9902 mas, bmaj=1.257 mas, bpa=18.41 degrees ! Estimated noise=0.253826 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 = 0.0176729 Jy ! Component: 100 - total flux cleaned = 0.030063 Jy ! Component: 150 - total flux cleaned = 0.0392665 Jy ! Component: 200 - total flux cleaned = 0.0462977 Jy ! Total flux subtracted in 200 components = 0.0462977 Jy ! Clean residual min=-0.006449 max=0.008269 Jy/beam ! Clean residual mean=0.000003 rms=0.001440 Jy/beam ! Combined flux in latest and established models = 0.362541 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 56 components and 0.362541 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=0.061552Jy sigma=1.309358 ! Fit after self-cal, rms=0.061345Jy sigma=1.304392 ! 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 = 0.00824787 Jy ! Component: 100 - total flux cleaned = 0.0139984 Jy ! Component: 150 - total flux cleaned = 0.0184341 Jy ! Component: 200 - total flux cleaned = 0.0216855 Jy ! Total flux subtracted in 200 components = 0.0216855 Jy ! Clean residual min=-0.005023 max=0.006442 Jy/beam ! Clean residual mean=-0.000009 rms=0.001231 Jy/beam ! Combined flux in latest and established models = 0.384226 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 73 components and 0.384226 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=0.059858Jy sigma=1.270628 ! Fit after self-cal, rms=0.059734Jy sigma=1.268408 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9902 x 1.257 at 18.41 degrees (North through East) ! Clean map min=-0.0046154 max=0.23692 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.95 HN 0.95 KP 1.02 ! LA 1.00 MK 1.05 NL 1.11 OV 0.91 ! PT 0.94 SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.94 HN 0.94 KP 1.00 ! LA 1.02 MK 1.04 NL 1.09 OV 0.92 ! PT 0.94 SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.95 HN 0.95 KP 1.01 ! LA 1.02 MK 1.04 NL 1.09 OV 0.91 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.94 HN 0.97 KP 1.03 ! LA 1.02 MK 1.06 NL 1.11 OV 0.92 ! PT 0.93 SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.97 HN 0.98 KP 1.01 ! LA 1.04 MK 1.05 NL 1.11 OV 0.89 ! PT 0.93 SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.94 HN 0.95 KP 1.02 ! LA 1.02 MK 1.04 NL 1.09 OV 0.90 ! PT 0.95 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.95 HN 0.95 KP 1.00 ! LA 1.04 MK 1.04 NL 1.11 OV 0.91 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.96 HN 0.97 KP 1.01 ! LA 1.04 MK 1.07 NL 1.10 OV 0.92 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.97 HN 0.97 KP 1.01 ! LA 1.02 MK 1.05 NL 1.11 OV 0.90 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 0.96 KP 1.02 ! LA 1.04 MK 1.04 NL 1.11 OV 0.92 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.97 HN 0.98 KP 1.01 ! LA 1.02 MK 1.04 NL 1.11 OV 0.90 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.95 HN 0.99 KP 1.01 ! LA 1.03 MK 1.05 NL 1.11 OV 0.92 ! PT 0.96 SC 0.96 ! ! ! Fit before self-cal, rms=0.059734Jy sigma=1.268408 ! Fit after self-cal, rms=0.055860Jy sigma=1.179899 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9894 mas, bmaj=1.265 mas, bpa=19.22 degrees ! Estimated noise=0.253558 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 (-2.4, 3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000364187 Jy ! Component: 100 - total flux cleaned = -0.000308213 Jy ! Component: 150 - total flux cleaned = -0.000546395 Jy ! Component: 200 - total flux cleaned = -0.000813706 Jy ! Total flux subtracted in 200 components = -0.000813706 Jy ! Clean residual min=-0.002061 max=0.002003 Jy/beam ! Clean residual mean=-0.000008 rms=0.000487 Jy/beam ! Combined flux in latest and established models = 0.383413 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 85 components and 0.383413 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=0.055572Jy sigma=1.173765 ! Fit after self-cal, rms=0.055578Jy sigma=1.173248 ! 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=0.055578Jy sigma=1.173248 ! Fit after self-cal, rms=0.055303Jy sigma=1.166092 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9892 mas, bmaj=1.265 mas, bpa=18.88 degrees ! Estimated noise=0.253447 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00099616 Jy ! Component: 100 - total flux cleaned = -0.00139822 Jy ! Component: 150 - total flux cleaned = -0.00154828 Jy ! Component: 200 - total flux cleaned = -0.00172349 Jy ! Total flux subtracted in 200 components = -0.00172349 Jy ! Clean residual min=-0.001724 max=0.001887 Jy/beam ! Clean residual mean=-0.000004 rms=0.000399 Jy/beam ! Combined flux in latest and established models = 0.381689 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 92 components and 0.381689 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=0.055205Jy sigma=1.163950 ! Fit after self-cal, rms=0.055204Jy sigma=1.163839 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 (28.2, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00176477 Jy ! Component: 100 - total flux cleaned = 0.00223457 Jy ! Component: 150 - total flux cleaned = 0.00239107 Jy ! Component: 200 - total flux cleaned = 0.00246288 Jy ! Total flux subtracted in 200 components = 0.00246288 Jy ! Clean residual min=-0.001631 max=0.001760 Jy/beam ! Clean residual mean=-0.000003 rms=0.000370 Jy/beam ! Combined flux in latest and established models = 0.384152 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 109 components and 0.384152 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=0.055125Jy sigma=1.162145 ! Fit after self-cal, rms=0.055122Jy sigma=1.162073 ! Inverting map ! Added new window around map position (-12.8, 15.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00170485 Jy ! Component: 100 - total flux cleaned = 0.00273392 Jy ! Component: 150 - total flux cleaned = 0.00353223 Jy ! Component: 200 - total flux cleaned = 0.0040185 Jy ! Total flux subtracted in 200 components = 0.0040185 Jy ! Clean residual min=-0.001531 max=0.001436 Jy/beam ! Clean residual mean=-0.000003 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.38817 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 123 components and 0.38817 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=0.055052Jy sigma=1.160536 ! Fit after self-cal, rms=0.055050Jy sigma=1.160497 ! 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=0.055050Jy sigma=1.160497 ! Fit after self-cal, rms=0.054993Jy sigma=1.160185 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9882 mas, bmaj=1.266 mas, bpa=18.87 degrees ! Estimated noise=0.253244 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00039509 Jy ! Component: 100 - total flux cleaned = -0.000203905 Jy ! Component: 150 - total flux cleaned = 8.85525e-05 Jy ! Component: 200 - total flux cleaned = 0.000277751 Jy ! Total flux subtracted in 200 components = 0.000277751 Jy ! Clean residual min=-0.001502 max=0.001377 Jy/beam ! Clean residual mean=-0.000003 rms=0.000326 Jy/beam ! Combined flux in latest and established models = 0.388448 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 129 components and 0.388448 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=0.054959Jy sigma=1.159471 ! Fit after self-cal, rms=0.054958Jy sigma=1.159454 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 = 0.000181572 Jy ! Component: 100 - total flux cleaned = 0.000306896 Jy ! Component: 150 - total flux cleaned = 0.000449671 Jy ! Component: 200 - total flux cleaned = 0.000586134 Jy ! Total flux subtracted in 200 components = 0.000586134 Jy ! Clean residual min=-0.001494 max=0.001339 Jy/beam ! Clean residual mean=-0.000003 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.389034 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 136 components and 0.389034 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=0.054939Jy sigma=1.159041 ! Fit after self-cal, rms=0.054939Jy sigma=1.159034 ! 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=0.054939Jy sigma=1.159034 ! Fit after self-cal, rms=0.054916Jy sigma=1.158957 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.171 mas, bmaj=2.4 mas, bpa=33.2 degrees ! Estimated noise=0.328625 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000494714 Jy ! Component: 100 - total flux cleaned = 0.000815586 Jy ! Component: 150 - total flux cleaned = 0.00116033 Jy ! Component: 200 - total flux cleaned = 0.00139761 Jy ! Total flux subtracted in 200 components = 0.00139761 Jy ! Clean residual min=-0.001584 max=0.001708 Jy/beam ! Clean residual mean=-0.000006 rms=0.000429 Jy/beam ! Combined flux in latest and established models = 0.390432 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 146 components and 0.390432 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=0.054905Jy sigma=1.158736 ! Fit after self-cal, rms=0.054904Jy sigma=1.158716 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 = 0.000224488 Jy ! Component: 100 - total flux cleaned = 0.000421595 Jy ! Component: 150 - total flux cleaned = 0.000554382 Jy ! Component: 200 - total flux cleaned = 0.000650319 Jy ! Total flux subtracted in 200 components = 0.000650319 Jy ! Clean residual min=-0.001574 max=0.001665 Jy/beam ! Clean residual mean=-0.000006 rms=0.000425 Jy/beam ! Combined flux in latest and established models = 0.391082 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 156 components and 0.391082 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=0.054900Jy sigma=1.158632 ! Fit after self-cal, rms=0.054899Jy sigma=1.158627 ! 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=0.9877 mas, bmaj=1.266 mas, bpa=18.88 degrees ! Estimated noise=0.253194 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9877 x 1.266 at 18.88 degrees (North through East) ! Clean map min=-0.0013501 max=0.2357 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=0.7799 mas, bmaj=1.009 mas, bpa=16.62 degrees ! Estimated noise=0.447228 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.177673 Jy ! Component: 100 - total flux cleaned = 0.231738 Jy ! Component: 150 - total flux cleaned = 0.265082 Jy ! Component: 200 - total flux cleaned = 0.287731 Jy ! Total flux subtracted in 200 components = 0.287731 Jy ! Clean residual min=-0.005829 max=0.012400 Jy/beam ! Clean residual mean=0.000029 rms=0.001479 Jy/beam ! Combined flux in latest and established models = 0.287731 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 0.287731 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9877 mas, bmaj=1.266 mas, bpa=18.88 degrees ! Estimated noise=0.253194 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 = 0.0248638 Jy ! Component: 100 - total flux cleaned = 0.041368 Jy ! Component: 150 - total flux cleaned = 0.0529662 Jy ! Component: 200 - total flux cleaned = 0.061441 Jy ! Total flux subtracted in 200 components = 0.061441 Jy ! Clean residual min=-0.002619 max=0.004850 Jy/beam ! Clean residual mean=0.000011 rms=0.000775 Jy/beam ! Combined flux in latest and established models = 0.349172 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 59 components and 0.349172 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00634188 Jy ! Component: 100 - total flux cleaned = 0.0111606 Jy ! Component: 150 - total flux cleaned = 0.0148716 Jy ! Component: 200 - total flux cleaned = 0.0178357 Jy ! Total flux subtracted in 200 components = 0.0178357 Jy ! Clean residual min=-0.001856 max=0.002331 Jy/beam ! Clean residual mean=0.000003 rms=0.000463 Jy/beam ! Combined flux in latest and established models = 0.367008 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 78 components and 0.367008 Jy ! Inverting map ! Added new window around map position (-2.6, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00258377 Jy ! Component: 100 - total flux cleaned = 0.00470031 Jy ! Component: 150 - total flux cleaned = 0.00655368 Jy ! Component: 200 - total flux cleaned = 0.00821122 Jy ! Total flux subtracted in 200 components = 0.00821122 Jy ! Clean residual min=-0.001645 max=0.001547 Jy/beam ! Clean residual mean=0.000000 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.375219 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 106 components and 0.375219 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=2.171 mas, bmaj=2.4 mas, bpa=33.2 degrees ! Estimated noise=0.328625 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00268829 Jy ! Component: 100 - total flux cleaned = 0.00476658 Jy ! Component: 150 - total flux cleaned = 0.0064989 Jy ! Component: 200 - total flux cleaned = 0.00795154 Jy ! Total flux subtracted in 200 components = 0.00795154 Jy ! Clean residual min=-0.001960 max=0.001966 Jy/beam ! Clean residual mean=-0.000003 rms=0.000502 Jy/beam ! Combined flux in latest and established models = 0.383171 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 = 0.00124413 Jy ! Component: 100 - total flux cleaned = 0.00232287 Jy ! Component: 150 - total flux cleaned = 0.00326255 Jy ! Component: 200 - total flux cleaned = 0.00408331 Jy ! Total flux subtracted in 200 components = 0.00408331 Jy ! Clean residual min=-0.001761 max=0.001649 Jy/beam ! Clean residual mean=-0.000004 rms=0.000450 Jy/beam ! Combined flux in latest and established models = 0.387254 Jy ! Adding 97 model components to the UV plane model. ! The established model now contains 178 components and 0.387254 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9877 mas, bmaj=1.266 mas, bpa=18.88 degrees ! Estimated noise=0.253194 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000342419 Jy ! Component: 100 - total flux cleaned = 0.000785453 Jy ! Component: 150 - total flux cleaned = 0.00111744 Jy ! Component: 200 - total flux cleaned = 0.00150182 Jy ! Total flux subtracted in 200 components = 0.00150182 Jy ! Clean residual min=-0.001374 max=0.001247 Jy/beam ! Clean residual mean=-0.000002 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.388756 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 202 components and 0.388756 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=0.054891Jy sigma=1.158307 ! Fit after self-cal, rms=0.054876Jy sigma=1.158069 wmodel J0541+5312_X_map.mod ! Writing 202 model components to file: J0541+5312_X_map.mod wobs J0541+5312_X_uvs.fits ! Writing UV FITS file: J0541+5312_X_uvs.fits wwins J0541+5312_X_map.win ! wwins: Wrote 8 windows to J0541+5312_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 = -0.000441462 Jy ! Component: 100 - total flux cleaned = -0.000463808 Jy ! Component: 150 - total flux cleaned = -0.000527721 Jy ! Component: 200 - total flux cleaned = -0.000631335 Jy ! Component: 250 - total flux cleaned = -0.000691608 Jy ! Component: 300 - total flux cleaned = -0.000652388 Jy ! Component: 350 - total flux cleaned = -0.000633151 Jy ! Component: 400 - total flux cleaned = -0.00057688 Jy ! Component: 450 - total flux cleaned = -0.000558526 Jy ! Component: 500 - total flux cleaned = -0.000486191 Jy ! Component: 550 - total flux cleaned = -0.000468504 Jy ! Component: 600 - total flux cleaned = -0.000451114 Jy ! Component: 650 - total flux cleaned = -0.000468297 Jy ! Component: 700 - total flux cleaned = -0.000434149 Jy ! Component: 750 - total flux cleaned = -0.000417273 Jy ! Component: 800 - total flux cleaned = -0.000384231 Jy ! Component: 850 - total flux cleaned = -0.000384271 Jy ! Component: 900 - total flux cleaned = -0.000368203 Jy ! Component: 950 - total flux cleaned = -0.000336745 Jy ! Component: 1000 - total flux cleaned = -0.000368493 Jy ! Component: 1050 - total flux cleaned = -0.000368243 Jy ! Component: 1100 - total flux cleaned = -0.000352552 Jy ! Component: 1150 - total flux cleaned = -0.000246283 Jy ! Component: 1200 - total flux cleaned = -0.000261313 Jy ! Component: 1250 - total flux cleaned = -0.000202097 Jy ! Component: 1300 - total flux cleaned = -0.000260816 Jy ! Component: 1350 - total flux cleaned = -0.000173519 Jy ! Component: 1400 - total flux cleaned = -0.00023124 Jy ! Component: 1450 - total flux cleaned = -0.00020245 Jy ! Component: 1500 - total flux cleaned = -0.000145983 Jy ! Component: 1550 - total flux cleaned = -0.000146059 Jy ! Component: 1600 - total flux cleaned = -0.000187893 Jy ! Component: 1650 - total flux cleaned = -0.000201534 Jy ! Component: 1700 - total flux cleaned = -0.000174288 Jy ! Component: 1750 - total flux cleaned = -0.000120174 Jy ! Component: 1800 - total flux cleaned = -0.000120256 Jy ! Component: 1850 - total flux cleaned = -0.000133648 Jy ! Component: 1900 - total flux cleaned = -0.000186476 Jy ! Component: 1950 - total flux cleaned = -0.000173336 Jy ! Component: 2000 - total flux cleaned = -0.000134449 Jy ! Component: 2050 - total flux cleaned = -0.000173092 Jy ! Component: 2100 - total flux cleaned = -0.00016033 Jy ! Component: 2150 - total flux cleaned = -0.000198155 Jy ! Component: 2200 - total flux cleaned = -0.000198146 Jy ! Component: 2250 - total flux cleaned = -0.000247881 Jy ! Component: 2300 - total flux cleaned = -0.000260389 Jy ! Component: 2350 - total flux cleaned = -0.00026034 Jy ! Component: 2400 - total flux cleaned = -0.000260293 Jy ! Component: 2450 - total flux cleaned = -0.000272537 Jy ! Component: 2500 - total flux cleaned = -0.000296549 Jy ! Component: 2550 - total flux cleaned = -0.000224974 Jy ! Component: 2600 - total flux cleaned = -0.000189708 Jy ! Component: 2650 - total flux cleaned = -0.000248554 Jy ! Component: 2700 - total flux cleaned = -0.000236966 Jy ! Component: 2750 - total flux cleaned = -0.000248581 Jy ! Component: 2800 - total flux cleaned = -0.000294595 Jy ! Component: 2850 - total flux cleaned = -0.000225982 Jy ! Component: 2900 - total flux cleaned = -0.000225988 Jy ! Component: 2950 - total flux cleaned = -0.000225864 Jy ! Component: 3000 - total flux cleaned = -0.000192267 Jy ! Component: 3050 - total flux cleaned = -0.000203505 Jy ! Component: 3100 - total flux cleaned = -0.000214542 Jy ! Component: 3150 - total flux cleaned = -0.0001816 Jy ! Component: 3200 - total flux cleaned = -0.000148815 Jy ! Component: 3250 - total flux cleaned = -0.000170588 Jy ! Component: 3300 - total flux cleaned = -0.000127454 Jy ! Component: 3350 - total flux cleaned = -0.000159769 Jy ! Component: 3400 - total flux cleaned = -0.000127739 Jy ! Component: 3450 - total flux cleaned = -9.61334e-05 Jy ! Component: 3500 - total flux cleaned = -6.46755e-05 Jy ! Component: 3550 - total flux cleaned = -8.55784e-05 Jy ! Component: 3600 - total flux cleaned = -0.000116704 Jy ! Component: 3650 - total flux cleaned = -4.43698e-05 Jy ! Component: 3700 - total flux cleaned = -1.33878e-05 Jy ! Component: 3750 - total flux cleaned = -3.13685e-06 Jy ! Component: 3800 - total flux cleaned = 2.74186e-05 Jy ! Component: 3850 - total flux cleaned = 2.74368e-05 Jy ! Component: 3900 - total flux cleaned = 4.74918e-05 Jy ! Component: 3950 - total flux cleaned = 6.75171e-05 Jy ! Component: 4000 - total flux cleaned = 5.75989e-05 Jy ! Component: 4050 - total flux cleaned = 0.000116787 Jy ! Total flux subtracted in 4096 components = 0.00010705 Jy ! Clean residual min=-0.000790 max=0.000610 Jy/beam ! Clean residual mean=0.000001 rms=0.000168 Jy/beam ! Combined flux in latest and established models = 0.388863 Jy keep ! Adding 324 model components to the UV plane model. ! The established model now contains 526 components and 0.388863 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0541+5312_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9877 x 1.266 at 18.88 degrees (North through East) ! Clean map min=-0.0010727 max=0.2358 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0541+5312_X_map.fits wmodel /vlbi/uf001/uva//J0541+5312_X_map.mod ! Writing 526 model components to file: /vlbi/uf001/uva//J0541+5312_X_map.mod wobs /vlbi/uf001/uva//J0541+5312_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0541+5312_X_uvs.fits wwins /vlbi/uf001/uva//J0541+5312_X_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J0541+5312_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.235798 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000167921 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.213642 0.213642 0.427283 0.854567 1.70913 3.41827 6.83653 13.6731 27.3461 54.6923 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.235 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1404.22 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0541+5312_X_dfm.log closed on Sun Jan 13 22:41:41 2019