! Started logfile: /vlbi/uf001/uva//J1954-1123_X_dfm.log on Mon Jan 14 05:17:24 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//J1954-1123_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1954-1123_X_uva.fits ! AN table 1: 28 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.951587 visibilities/baseline/integration-bin. ! Found source: J1954-1123 ! ! 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 14388 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 J1954-1123_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 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.035596Jy sigma=23.066991 ! Fit after self-cal, rms=0.735857Jy sigma=16.376801 ! 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=0.6445 mas, bmaj=1.659 mas, bpa=-1.662 degrees ! Estimated noise=0.44295 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 = 0.201564 Jy ! Component: 100 - total flux cleaned = 0.247268 Jy ! Total flux subtracted in 100 components = 0.247268 Jy ! Clean residual min=-0.006794 max=0.016381 Jy/beam ! Clean residual mean=-0.000006 rms=0.001860 Jy/beam ! Combined flux in latest and established models = 0.247268 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.247268 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=0.068500Jy sigma=1.503453 ! Fit after self-cal, rms=0.068494Jy sigma=1.503324 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0169017 Jy ! Component: 100 - total flux cleaned = 0.0247484 Jy ! Total flux subtracted in 100 components = 0.0247484 Jy ! Clean residual min=-0.006906 max=0.012825 Jy/beam ! Clean residual mean=-0.000006 rms=0.001505 Jy/beam ! Combined flux in latest and established models = 0.272016 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 12 components and 0.272016 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=0.062742Jy sigma=1.373055 ! Fit after self-cal, rms=0.062713Jy sigma=1.372643 ! Inverting map ! Added new window around map position (1, 2.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0113818 Jy ! Component: 100 - total flux cleaned = 0.0176206 Jy ! Total flux subtracted in 100 components = 0.0176206 Jy ! Clean residual min=-0.006398 max=0.008665 Jy/beam ! Clean residual mean=-0.000004 rms=0.001261 Jy/beam ! Combined flux in latest and established models = 0.289637 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 18 components and 0.289637 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=0.059661Jy sigma=1.296271 ! Fit after self-cal, rms=0.059452Jy sigma=1.291475 ! Inverting map ! Added new window around map position (1.8, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00704466 Jy ! Component: 100 - total flux cleaned = 0.0109243 Jy ! Total flux subtracted in 100 components = 0.0109243 Jy ! Clean residual min=-0.006191 max=0.006891 Jy/beam ! Clean residual mean=-0.000004 rms=0.001110 Jy/beam ! Combined flux in latest and established models = 0.300561 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 33 components and 0.300561 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=0.058501Jy sigma=1.265922 ! Fit after self-cal, rms=0.058405Jy sigma=1.263645 ! 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=0.8056 mas, bmaj=2 mas, bpa=-2.368 degrees ! Estimated noise=0.290089 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 (-1.8, -4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0079499 Jy ! Component: 100 - total flux cleaned = 0.0130323 Jy ! Component: 150 - total flux cleaned = 0.0169592 Jy ! Component: 200 - total flux cleaned = 0.0192359 Jy ! Total flux subtracted in 200 components = 0.0192359 Jy ! Clean residual min=-0.005549 max=0.005642 Jy/beam ! Clean residual mean=-0.000005 rms=0.001108 Jy/beam ! Combined flux in latest and established models = 0.319797 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 56 components and 0.319797 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=0.057157Jy sigma=1.231300 ! Fit after self-cal, rms=0.057118Jy sigma=1.230176 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8056 x 2 at -2.368 degrees (North through East) ! Clean map min=-0.0049989 max=0.26047 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 0.99 KP 1.02 ! LA 0.98 MK 1.01 NL 1.06 OV 0.93 ! PT 0.94 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.96 KP 1.03 ! LA 0.97 MK 1.02 NL 1.07 OV 0.94 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.98 KP 1.04 ! LA 0.98 MK 1.00 NL 1.05 OV 0.91 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.95 KP 1.03 ! LA 1.00 MK 1.02 NL 1.07 OV 0.93 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.97 KP 1.03 ! LA 0.98 MK 1.00 NL 1.05 OV 0.93 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.98 KP 1.04 ! LA 0.99 MK 1.02 NL 1.07 OV 0.92 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 1.00 KP 1.04 ! LA 0.98 MK 1.03 NL 1.06 OV 0.92 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.99 KP 1.05 ! LA 1.00 MK 1.01 NL 1.08 OV 0.92 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.98 KP 1.05 ! LA 1.00 MK 0.99 NL 1.08 OV 0.93 ! PT 0.96 SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 1.00 KP 1.06 ! LA 0.98 MK 1.00 NL 1.06 OV 0.95 ! PT 0.94 SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.98 KP 1.05 ! LA 0.96 MK 0.98 NL 1.06 OV 0.94 ! PT 0.98 SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.99 KP 1.04 ! LA 0.99 MK 1.02 NL 1.06 OV 0.94 ! PT 0.94 SC 0.99 ! ! ! Fit before self-cal, rms=0.057118Jy sigma=1.230176 ! Fit after self-cal, rms=0.054893Jy sigma=1.176137 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8055 mas, bmaj=2.009 mas, bpa=-2.205 degrees ! Estimated noise=0.289858 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 = -0.0028562 Jy ! Component: 100 - total flux cleaned = -0.00342622 Jy ! Component: 150 - total flux cleaned = -0.00380665 Jy ! Component: 200 - total flux cleaned = -0.00419393 Jy ! Total flux subtracted in 200 components = -0.00419393 Jy ! Clean residual min=-0.002619 max=0.002721 Jy/beam ! Clean residual mean=0.000000 rms=0.000524 Jy/beam ! Combined flux in latest and established models = 0.315603 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 72 components and 0.315603 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=0.054610Jy sigma=1.170033 ! Fit after self-cal, rms=0.054624Jy sigma=1.169803 ! Inverting map ! Added new window around map position (2.6, 4.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00148596 Jy ! Component: 100 - total flux cleaned = 0.00151322 Jy ! Component: 150 - total flux cleaned = 0.00162119 Jy ! Component: 200 - total flux cleaned = 0.00176674 Jy ! Total flux subtracted in 200 components = 0.00176674 Jy ! Clean residual min=-0.002224 max=0.001804 Jy/beam ! Clean residual mean=-0.000000 rms=0.000478 Jy/beam ! Combined flux in latest and established models = 0.31737 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 89 components and 0.31737 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=0.054436Jy sigma=1.165907 ! Fit after self-cal, rms=0.054423Jy sigma=1.165693 ! 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=0.054423Jy sigma=1.165693 ! Fit after self-cal, rms=0.054197Jy sigma=1.161642 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8048 mas, bmaj=2.01 mas, bpa=-2.173 degrees ! Estimated noise=0.290115 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00114902 Jy ! Component: 100 - total flux cleaned = -0.00145791 Jy ! Component: 150 - total flux cleaned = -0.00163128 Jy ! Component: 200 - total flux cleaned = -0.0018202 Jy ! Total flux subtracted in 200 components = -0.0018202 Jy ! Clean residual min=-0.001730 max=0.001599 Jy/beam ! Clean residual mean=-0.000001 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 0.31555 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 93 components and 0.31555 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=0.054117Jy sigma=1.159719 ! Fit after self-cal, rms=0.054114Jy sigma=1.159678 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 = -0.000158552 Jy ! Component: 100 - total flux cleaned = -6.4455e-05 Jy ! Component: 150 - total flux cleaned = -6.48949e-05 Jy ! Component: 200 - total flux cleaned = -3.85927e-05 Jy ! Total flux subtracted in 200 components = -3.85927e-05 Jy ! Clean residual min=-0.001690 max=0.001567 Jy/beam ! Clean residual mean=-0.000001 rms=0.000406 Jy/beam ! Combined flux in latest and established models = 0.315511 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 102 components and 0.315511 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=0.054086Jy sigma=1.159010 ! Fit after self-cal, rms=0.054084Jy sigma=1.158991 ! 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=0.054084Jy sigma=1.158991 ! Fit after self-cal, rms=0.054056Jy sigma=1.158567 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8043 mas, bmaj=2.01 mas, bpa=-2.179 degrees ! Estimated noise=0.29022 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000735415 Jy ! Component: 100 - total flux cleaned = -0.000870285 Jy ! Component: 150 - total flux cleaned = -0.000958399 Jy ! Component: 200 - total flux cleaned = -0.00103463 Jy ! Total flux subtracted in 200 components = -0.00103463 Jy ! Clean residual min=-0.001667 max=0.001469 Jy/beam ! Clean residual mean=-0.000000 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.314477 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 110 components and 0.314477 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=0.054023Jy sigma=1.157765 ! Fit after self-cal, rms=0.054022Jy sigma=1.157755 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 = -0.000123427 Jy ! Component: 100 - total flux cleaned = -0.000187738 Jy ! Component: 150 - total flux cleaned = -0.000187567 Jy ! Component: 200 - total flux cleaned = -0.000206533 Jy ! Total flux subtracted in 200 components = -0.000206533 Jy ! Clean residual min=-0.001678 max=0.001468 Jy/beam ! Clean residual mean=-0.000000 rms=0.000375 Jy/beam ! Combined flux in latest and established models = 0.31427 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 118 components and 0.31427 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=0.054008Jy sigma=1.157446 ! Fit after self-cal, rms=0.054007Jy sigma=1.157440 ! 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=0.054007Jy sigma=1.157440 ! Fit after self-cal, rms=0.054003Jy sigma=1.157223 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.094 mas, bmaj=3.965 mas, bpa=1.888 degrees ! Estimated noise=0.385231 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00049544 Jy ! Component: 100 - total flux cleaned = -0.000723281 Jy ! Component: 150 - total flux cleaned = -0.000842856 Jy ! Component: 200 - total flux cleaned = -0.00093804 Jy ! Total flux subtracted in 200 components = -0.00093804 Jy ! Clean residual min=-0.001944 max=0.002011 Jy/beam ! Clean residual mean=-0.000000 rms=0.000530 Jy/beam ! Combined flux in latest and established models = 0.313332 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 136 components and 0.313332 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=0.053998Jy sigma=1.157051 ! Fit after self-cal, rms=0.053996Jy sigma=1.157006 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 = -5.55241e-05 Jy ! Component: 100 - total flux cleaned = -9.28009e-05 Jy ! Component: 150 - total flux cleaned = -0.000115357 Jy ! Component: 200 - total flux cleaned = -0.000136063 Jy ! Total flux subtracted in 200 components = -0.000136063 Jy ! Clean residual min=-0.001925 max=0.001979 Jy/beam ! Clean residual mean=-0.000000 rms=0.000525 Jy/beam ! Combined flux in latest and established models = 0.313196 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 145 components and 0.313196 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=0.053997Jy sigma=1.157017 ! Fit after self-cal, rms=0.053996Jy sigma=1.157005 ! 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=0.8039 mas, bmaj=2.01 mas, bpa=-2.183 degrees ! Estimated noise=0.29035 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8039 x 2.01 at -2.183 degrees (North through East) ! Clean map min=-0.0015689 max=0.25946 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=0.6427 mas, bmaj=1.665 mas, bpa=-1.423 degrees ! Estimated noise=0.445114 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.202501 Jy ! Component: 100 - total flux cleaned = 0.248074 Jy ! Component: 150 - total flux cleaned = 0.265244 Jy ! Component: 200 - total flux cleaned = 0.275105 Jy ! Total flux subtracted in 200 components = 0.275105 Jy ! Clean residual min=-0.003318 max=0.005445 Jy/beam ! Clean residual mean=-0.000002 rms=0.000898 Jy/beam ! Combined flux in latest and established models = 0.275105 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 22 model components to the UV plane model. ! The established model now contains 22 components and 0.275105 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8039 mas, bmaj=2.01 mas, bpa=-2.183 degrees ! Estimated noise=0.29035 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 = 0.0113691 Jy ! Component: 100 - total flux cleaned = 0.0185321 Jy ! Component: 150 - total flux cleaned = 0.023479 Jy ! Component: 200 - total flux cleaned = 0.0270636 Jy ! Total flux subtracted in 200 components = 0.0270636 Jy ! Clean residual min=-0.001923 max=0.002647 Jy/beam ! Clean residual mean=-0.000001 rms=0.000520 Jy/beam ! Combined flux in latest and established models = 0.302169 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 62 components and 0.302169 Jy ! Inverting map ! Added new window around map position (-0.8, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00283358 Jy ! Component: 100 - total flux cleaned = 0.00495407 Jy ! Component: 150 - total flux cleaned = 0.00646914 Jy ! Component: 200 - total flux cleaned = 0.00750661 Jy ! Total flux subtracted in 200 components = 0.00750661 Jy ! Clean residual min=-0.001651 max=0.001692 Jy/beam ! Clean residual mean=-0.000001 rms=0.000399 Jy/beam ! Combined flux in latest and established models = 0.309675 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 84 components and 0.309675 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=2.094 mas, bmaj=3.965 mas, bpa=1.888 degrees ! Estimated noise=0.385231 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00179778 Jy ! Component: 100 - total flux cleaned = 0.00287158 Jy ! Component: 150 - total flux cleaned = 0.00332519 Jy ! Component: 200 - total flux cleaned = 0.00368226 Jy ! Total flux subtracted in 200 components = 0.00368226 Jy ! Clean residual min=-0.001992 max=0.001911 Jy/beam ! Clean residual mean=-0.000000 rms=0.000542 Jy/beam ! Combined flux in latest and established models = 0.313357 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 = 0.000295874 Jy ! Component: 100 - total flux cleaned = 0.00047545 Jy ! Component: 150 - total flux cleaned = 0.000523961 Jy ! Component: 200 - total flux cleaned = 0.000568139 Jy ! Total flux subtracted in 200 components = 0.000568139 Jy ! Clean residual min=-0.001911 max=0.001895 Jy/beam ! Clean residual mean=-0.000000 rms=0.000533 Jy/beam ! Combined flux in latest and established models = 0.313926 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 115 components and 0.313925 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8039 mas, bmaj=2.01 mas, bpa=-2.183 degrees ! Estimated noise=0.29035 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00016655 Jy ! Component: 100 - total flux cleaned = -0.000105256 Jy ! Component: 150 - total flux cleaned = -2.24076e-05 Jy ! Component: 200 - total flux cleaned = 5.37285e-05 Jy ! Total flux subtracted in 200 components = 5.37285e-05 Jy ! Clean residual min=-0.001656 max=0.001479 Jy/beam ! Clean residual mean=-0.000000 rms=0.000360 Jy/beam ! Combined flux in latest and established models = 0.313979 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 130 components and 0.313979 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=0.054000Jy sigma=1.157096 ! Fit after self-cal, rms=0.053995Jy sigma=1.157007 wmodel J1954-1123_X_map.mod ! Writing 130 model components to file: J1954-1123_X_map.mod wobs J1954-1123_X_uvs.fits ! Writing UV FITS file: J1954-1123_X_uvs.fits wwins J1954-1123_X_map.win ! wwins: Wrote 6 windows to J1954-1123_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 = -0.000246917 Jy ! Component: 100 - total flux cleaned = -0.000248824 Jy ! Component: 150 - total flux cleaned = -0.000321704 Jy ! Component: 200 - total flux cleaned = -0.000344323 Jy ! Component: 250 - total flux cleaned = -0.000321411 Jy ! Component: 300 - total flux cleaned = -0.000408924 Jy ! Component: 350 - total flux cleaned = -0.000472893 Jy ! Component: 400 - total flux cleaned = -0.000514349 Jy ! Component: 450 - total flux cleaned = -0.000473469 Jy ! Component: 500 - total flux cleaned = -0.000453879 Jy ! Component: 550 - total flux cleaned = -0.000493156 Jy ! Component: 600 - total flux cleaned = -0.000454762 Jy ! Component: 650 - total flux cleaned = -0.000511341 Jy ! Component: 700 - total flux cleaned = -0.000473699 Jy ! Component: 750 - total flux cleaned = -0.000437234 Jy ! Component: 800 - total flux cleaned = -0.000419561 Jy ! Component: 850 - total flux cleaned = -0.000436942 Jy ! Component: 900 - total flux cleaned = -0.00040223 Jy ! Component: 950 - total flux cleaned = -0.000351265 Jy ! Component: 1000 - total flux cleaned = -0.000351518 Jy ! Component: 1050 - total flux cleaned = -0.000335256 Jy ! Component: 1100 - total flux cleaned = -0.000416583 Jy ! Component: 1150 - total flux cleaned = -0.000400269 Jy ! Component: 1200 - total flux cleaned = -0.000416165 Jy ! Component: 1250 - total flux cleaned = -0.000416306 Jy ! Component: 1300 - total flux cleaned = -0.000447367 Jy ! Component: 1350 - total flux cleaned = -0.000507948 Jy ! Component: 1400 - total flux cleaned = -0.00049273 Jy ! Component: 1450 - total flux cleaned = -0.000477789 Jy ! Component: 1500 - total flux cleaned = -0.000536465 Jy ! Component: 1550 - total flux cleaned = -0.000521734 Jy ! Component: 1600 - total flux cleaned = -0.000550247 Jy ! Component: 1650 - total flux cleaned = -0.000536097 Jy ! Component: 1700 - total flux cleaned = -0.000522006 Jy ! Component: 1750 - total flux cleaned = -0.000549866 Jy ! Component: 1800 - total flux cleaned = -0.000563624 Jy ! Component: 1850 - total flux cleaned = -0.00059097 Jy ! Component: 1900 - total flux cleaned = -0.000577649 Jy ! Component: 1950 - total flux cleaned = -0.000604365 Jy ! Component: 2000 - total flux cleaned = -0.000630671 Jy ! Component: 2050 - total flux cleaned = -0.000656948 Jy ! Component: 2100 - total flux cleaned = -0.000708565 Jy ! Component: 2150 - total flux cleaned = -0.000746849 Jy ! Component: 2200 - total flux cleaned = -0.000746774 Jy ! Component: 2250 - total flux cleaned = -0.000734094 Jy ! Component: 2300 - total flux cleaned = -0.000746694 Jy ! Component: 2350 - total flux cleaned = -0.00070969 Jy ! Component: 2400 - total flux cleaned = -0.000758537 Jy ! Component: 2450 - total flux cleaned = -0.000722333 Jy ! Component: 2500 - total flux cleaned = -0.000710334 Jy ! Component: 2550 - total flux cleaned = -0.000734152 Jy ! Component: 2600 - total flux cleaned = -0.000698832 Jy ! Component: 2650 - total flux cleaned = -0.000687348 Jy ! Component: 2700 - total flux cleaned = -0.000675817 Jy ! Component: 2750 - total flux cleaned = -0.000721904 Jy ! Component: 2800 - total flux cleaned = -0.000641817 Jy ! Component: 2850 - total flux cleaned = -0.000630625 Jy ! Component: 2900 - total flux cleaned = -0.000630744 Jy ! Component: 2950 - total flux cleaned = -0.00064189 Jy ! Component: 3000 - total flux cleaned = -0.00060876 Jy ! Component: 3050 - total flux cleaned = -0.000597719 Jy ! Component: 3100 - total flux cleaned = -0.000652398 Jy ! Component: 3150 - total flux cleaned = -0.000608986 Jy ! Component: 3200 - total flux cleaned = -0.000587472 Jy ! Component: 3250 - total flux cleaned = -0.000598334 Jy ! Component: 3300 - total flux cleaned = -0.000619591 Jy ! Component: 3350 - total flux cleaned = -0.000588013 Jy ! Component: 3400 - total flux cleaned = -0.000588055 Jy ! Component: 3450 - total flux cleaned = -0.000577755 Jy ! Component: 3500 - total flux cleaned = -0.000567394 Jy ! Component: 3550 - total flux cleaned = -0.000577586 Jy ! Component: 3600 - total flux cleaned = -0.000557208 Jy ! Component: 3650 - total flux cleaned = -0.000577491 Jy ! Component: 3700 - total flux cleaned = -0.0005574 Jy ! Component: 3750 - total flux cleaned = -0.000557368 Jy ! Component: 3800 - total flux cleaned = -0.00057717 Jy ! Component: 3850 - total flux cleaned = -0.000636253 Jy ! Component: 3900 - total flux cleaned = -0.000636189 Jy ! Component: 3950 - total flux cleaned = -0.00063615 Jy ! Component: 4000 - total flux cleaned = -0.00060721 Jy ! Component: 4050 - total flux cleaned = -0.000626522 Jy ! Total flux subtracted in 4096 components = -0.000655163 Jy ! Clean residual min=-0.000585 max=0.000727 Jy/beam ! Clean residual mean=0.000000 rms=0.000167 Jy/beam ! Combined flux in latest and established models = 0.313324 Jy keep ! Adding 309 model components to the UV plane model. ! The established model now contains 439 components and 0.313324 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1954-1123_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8039 x 2.01 at -2.183 degrees (North through East) ! Clean map min=-0.0010365 max=0.25908 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1954-1123_X_map.fits wmodel /vlbi/uf001/uva//J1954-1123_X_map.mod ! Writing 439 model components to file: /vlbi/uf001/uva//J1954-1123_X_map.mod wobs /vlbi/uf001/uva//J1954-1123_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1954-1123_X_uvs.fits wwins /vlbi/uf001/uva//J1954-1123_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J1954-1123_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.259077 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000165697 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.19187 0.19187 0.38374 0.76748 1.53496 3.06992 6.13984 12.2797 24.5594 49.1187 98.2374 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.259 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1563.56 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1954-1123_X_dfm.log closed on Mon Jan 14 05:17:29 2019