! Started logfile: /vlbi/bp222/maps//J0731-2224_X_dfm.log on Thu Sep 27 10:53:24 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/bp222/maps//J0731-2224_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0731-2224_X_uva.fits ! AN table 1: 47 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.848024 visibilities/baseline/integration-bin. ! Found source: J0731-2224 ! ! 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 121 lines of history. ! ! Reading 13392 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 J0731-2224_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 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.060511Jy sigma=15.197700 ! Fit after self-cal, rms=0.768119Jy sigma=10.901906 ! 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=0.6516 mas, bmaj=1.783 mas, bpa=3.905 degrees ! Estimated noise=0.960452 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 = 0.148933 Jy ! Component: 100 - total flux cleaned = 0.219765 Jy ! Total flux subtracted in 100 components = 0.219765 Jy ! Clean residual min=-0.029532 max=0.057510 Jy/beam ! Clean residual mean=-0.000130 rms=0.010316 Jy/beam ! Combined flux in latest and established models = 0.219765 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 0.219765 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=0.209927Jy sigma=3.133044 ! Fit after self-cal, rms=0.209212Jy sigma=3.126612 ! 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=0.8692 mas, bmaj=2.26 mas, bpa=2.574 degrees ! Estimated noise=0.445471 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 = 0.115611 Jy ! Component: 100 - total flux cleaned = 0.178277 Jy ! Component: 150 - total flux cleaned = 0.213507 Jy ! Component: 200 - total flux cleaned = 0.23335 Jy ! Total flux subtracted in 200 components = 0.23335 Jy ! Clean residual min=-0.029281 max=0.070265 Jy/beam ! Clean residual mean=-0.000284 rms=0.012890 Jy/beam ! Combined flux in latest and established models = 0.453115 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 33 components and 0.453115 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=0.144387Jy sigma=1.992013 ! Fit after self-cal, rms=0.143825Jy sigma=1.986150 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8692 x 2.26 at 2.574 degrees (North through East) ! Clean map min=-0.028941 max=0.21307 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.28 FD 0.86 KP 0.91 LA 0.85 ! MK 1.60 NL 1.77 PT 0.80 SC 0.80 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.32 FD 0.85 KP 0.93 LA 0.85 ! MK 1.48 NL 1.78 PT 0.80 SC 0.76 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.36 FD 0.87 KP 0.93 LA 0.85 ! MK 1.47 NL 1.77 PT 0.80 SC 0.77 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.35 FD 0.86 KP 0.93 LA 0.86 ! MK 1.49 NL 1.80 PT 0.80 SC 0.74 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.39 FD 0.86 KP 0.94 LA 0.86 ! MK 1.45 NL 1.76 PT 0.80 SC 0.79 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.41 FD 0.85 KP 0.94 LA 0.85 ! MK 1.49 NL 1.78 PT 0.81 SC 0.77 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.44 FD 0.88 KP 0.94 LA 0.85 ! MK 1.55 NL 1.78 PT 0.82 SC 0.81 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.49 FD 0.86 KP 0.96 LA 0.86 ! MK 1.38 NL 1.77 PT 0.81 SC 0.80 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.48 FD 0.87 KP 0.96 LA 0.86 ! MK 1.45 NL 1.81 PT 0.81 SC 0.82 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.52 FD 0.87 KP 0.96 LA 0.88 ! MK 1.57 NL 1.80 PT 0.82 SC 0.82 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.46 FD 0.86 KP 0.98 LA 0.86 ! MK 1.34 NL 1.82 PT 0.83 SC 0.85 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.39 FD 0.87 KP 0.97 LA 0.88 ! MK 1.41 NL 1.84 PT 0.82 SC 0.75 ! ! ! Fit before self-cal, rms=0.143825Jy sigma=1.986150 ! Fit after self-cal, rms=0.149848Jy sigma=1.229340 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9297 mas, bmaj=2.305 mas, bpa=8.499 degrees ! Estimated noise=0.479705 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 (4, -3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0144413 Jy ! Component: 100 - total flux cleaned = 0.0136245 Jy ! Component: 150 - total flux cleaned = 0.0118408 Jy ! Component: 200 - total flux cleaned = 0.0113527 Jy ! Total flux subtracted in 200 components = 0.0113527 Jy ! Clean residual min=-0.016571 max=0.022744 Jy/beam ! Clean residual mean=0.000018 rms=0.004719 Jy/beam ! Combined flux in latest and established models = 0.464467 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 45 components and 0.464467 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=0.135041Jy sigma=1.146089 ! Fit after self-cal, rms=0.133961Jy sigma=1.132119 ! 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=0.133961Jy sigma=1.132119 ! Fit after self-cal, rms=0.132206Jy sigma=1.115969 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9356 mas, bmaj=2.313 mas, bpa=9.046 degrees ! Estimated noise=0.476058 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0105911 Jy ! Component: 100 - total flux cleaned = 0.00885695 Jy ! Component: 150 - total flux cleaned = 0.00849317 Jy ! Component: 200 - total flux cleaned = 0.00746847 Jy ! Total flux subtracted in 200 components = 0.00746847 Jy ! Clean residual min=-0.013485 max=0.020306 Jy/beam ! Clean residual mean=0.000008 rms=0.004212 Jy/beam ! Combined flux in latest and established models = 0.471936 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 54 components and 0.471936 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=0.125654Jy sigma=1.093792 ! Fit after self-cal, rms=0.124893Jy sigma=1.090397 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 (8, 8.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0107371 Jy ! Component: 100 - total flux cleaned = 0.0120104 Jy ! Component: 150 - total flux cleaned = 0.0134886 Jy ! Component: 200 - total flux cleaned = 0.0125695 Jy ! Total flux subtracted in 200 components = 0.0125695 Jy ! Clean residual min=-0.012688 max=0.017494 Jy/beam ! Clean residual mean=0.000020 rms=0.003630 Jy/beam ! Combined flux in latest and established models = 0.484505 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 74 components and 0.484505 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=0.119565Jy sigma=1.042252 ! Fit after self-cal, rms=0.119015Jy sigma=1.038406 ! Inverting map ! Added new window around map position (0, -15.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0101395 Jy ! Component: 100 - total flux cleaned = 0.0112716 Jy ! Component: 150 - total flux cleaned = 0.0116074 Jy ! Component: 200 - total flux cleaned = 0.011907 Jy ! Total flux subtracted in 200 components = 0.011907 Jy ! Clean residual min=-0.011757 max=0.014375 Jy/beam ! Clean residual mean=0.000034 rms=0.003173 Jy/beam ! Combined flux in latest and established models = 0.496412 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 94 components and 0.496412 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=0.114455Jy sigma=1.007598 ! Fit after self-cal, rms=0.114365Jy sigma=1.004945 ! Inverting map ! Added new window around map position (14.2, 29.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.007363 Jy ! Component: 100 - total flux cleaned = 0.0088508 Jy ! Component: 150 - total flux cleaned = 0.00911673 Jy ! Component: 200 - total flux cleaned = 0.00911375 Jy ! Total flux subtracted in 200 components = 0.00911375 Jy ! Clean residual min=-0.010509 max=0.012365 Jy/beam ! Clean residual mean=0.000026 rms=0.002857 Jy/beam ! Combined flux in latest and established models = 0.505526 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 125 components and 0.505526 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=0.110107Jy sigma=0.980923 ! Fit after self-cal, rms=0.110092Jy sigma=0.979428 ! 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=0.110092Jy sigma=0.979428 ! Fit after self-cal, rms=0.104524Jy sigma=0.959632 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9337 mas, bmaj=2.314 mas, bpa=8.628 degrees ! Estimated noise=0.467424 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00412682 Jy ! Component: 100 - total flux cleaned = 0.00613576 Jy ! Component: 150 - total flux cleaned = 0.00724857 Jy ! Component: 200 - total flux cleaned = 0.0074545 Jy ! Total flux subtracted in 200 components = 0.0074545 Jy ! Clean residual min=-0.009343 max=0.010448 Jy/beam ! Clean residual mean=-0.000003 rms=0.002402 Jy/beam ! Combined flux in latest and established models = 0.51298 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 146 components and 0.51298 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=0.102286Jy sigma=0.950466 ! Fit after self-cal, rms=0.102249Jy sigma=0.949936 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0.8, 6.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00478377 Jy ! Component: 100 - total flux cleaned = 0.00478965 Jy ! Component: 150 - total flux cleaned = 0.00528283 Jy ! Component: 200 - total flux cleaned = 0.00573726 Jy ! Total flux subtracted in 200 components = 0.00573726 Jy ! Clean residual min=-0.008752 max=0.010479 Jy/beam ! Clean residual mean=0.000005 rms=0.002202 Jy/beam ! Combined flux in latest and established models = 0.518718 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 162 components and 0.518718 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=0.099264Jy sigma=0.934390 ! Fit after self-cal, rms=0.098923Jy sigma=0.931644 ! Inverting map ! Added new window around map position (13, -50.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00900682 Jy ! Component: 100 - total flux cleaned = 0.0122011 Jy ! Component: 150 - total flux cleaned = 0.0138841 Jy ! Component: 200 - total flux cleaned = 0.0142715 Jy ! Total flux subtracted in 200 components = 0.0142715 Jy ! Clean residual min=-0.007527 max=0.008168 Jy/beam ! Clean residual mean=0.000018 rms=0.001901 Jy/beam ! Combined flux in latest and established models = 0.532989 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 180 components and 0.532989 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=0.096449Jy sigma=0.919713 ! Fit after self-cal, rms=0.096241Jy sigma=0.918828 ! Inverting map ! Added new window around map position (8.2, 31.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00296263 Jy ! Component: 100 - total flux cleaned = 0.0034066 Jy ! Component: 150 - total flux cleaned = 0.00462879 Jy ! Component: 200 - total flux cleaned = 0.00558812 Jy ! Total flux subtracted in 200 components = 0.00558812 Jy ! Clean residual min=-0.007657 max=0.007505 Jy/beam ! Clean residual mean=0.000010 rms=0.001735 Jy/beam ! Combined flux in latest and established models = 0.538577 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 201 components and 0.538577 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=0.094230Jy sigma=0.908513 ! Fit after self-cal, rms=0.094205Jy sigma=0.907926 ! Inverting map ! Added new window around map position (-1.2, -32.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00669316 Jy ! Component: 100 - total flux cleaned = 0.00895392 Jy ! Component: 150 - total flux cleaned = 0.0101781 Jy ! Component: 200 - total flux cleaned = 0.0111834 Jy ! Total flux subtracted in 200 components = 0.0111834 Jy ! Clean residual min=-0.006842 max=0.006666 Jy/beam ! Clean residual mean=0.000012 rms=0.001633 Jy/beam ! Combined flux in latest and established models = 0.549761 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 216 components and 0.549761 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=0.092637Jy sigma=0.900719 ! Fit after self-cal, rms=0.092593Jy sigma=0.900249 ! Inverting map ! Added new window around map position (-5.6, 40.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0060437 Jy ! Component: 100 - total flux cleaned = 0.00901987 Jy ! Component: 150 - total flux cleaned = 0.0114728 Jy ! Component: 200 - total flux cleaned = 0.0134866 Jy ! Total flux subtracted in 200 components = 0.0134866 Jy ! Clean residual min=-0.006157 max=0.005640 Jy/beam ! Clean residual mean=0.000014 rms=0.001461 Jy/beam ! Combined flux in latest and established models = 0.563247 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 234 components and 0.563247 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=0.091124Jy sigma=0.893712 ! Fit after self-cal, rms=0.091105Jy sigma=0.893019 ! 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=0.091105Jy sigma=0.893019 ! Fit after self-cal, rms=0.089029Jy sigma=0.889672 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.698 mas, bmaj=6.79 mas, bpa=24.94 degrees ! Estimated noise=0.54286 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00280512 Jy ! Component: 100 - total flux cleaned = 0.00334453 Jy ! Component: 150 - total flux cleaned = 0.00384892 Jy ! Component: 200 - total flux cleaned = 0.00468107 Jy ! Total flux subtracted in 200 components = 0.00468107 Jy ! Clean residual min=-0.005117 max=0.005092 Jy/beam ! Clean residual mean=0.000016 rms=0.001429 Jy/beam ! Combined flux in latest and established models = 0.567928 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 258 components and 0.567928 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=0.088415Jy sigma=0.886641 ! Fit after self-cal, rms=0.088381Jy sigma=0.886237 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 = 0.00162867 Jy ! Component: 100 - total flux cleaned = 0.00185221 Jy ! Component: 150 - total flux cleaned = 0.00239276 Jy ! Component: 200 - total flux cleaned = 0.00239057 Jy ! Total flux subtracted in 200 components = 0.00239057 Jy ! Clean residual min=-0.004685 max=0.005100 Jy/beam ! Clean residual mean=0.000016 rms=0.001330 Jy/beam ! Combined flux in latest and established models = 0.570319 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 266 components and 0.570319 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=0.087951Jy sigma=0.885037 ! Fit after self-cal, rms=0.087959Jy sigma=0.884793 ! 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=0.9348 mas, bmaj=2.313 mas, bpa=8.686 degrees ! Estimated noise=0.464108 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9348 x 2.313 at 8.686 degrees (North through East) ! Clean map min=-0.025051 max=0.22397 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=0.6718 mas, bmaj=1.768 mas, bpa=9.765 degrees ! Estimated noise=1.07149 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.157607 Jy ! Component: 100 - total flux cleaned = 0.237238 Jy ! Component: 150 - total flux cleaned = 0.29252 Jy ! Component: 200 - total flux cleaned = 0.334434 Jy ! Total flux subtracted in 200 components = 0.334434 Jy ! Clean residual min=-0.024371 max=0.042502 Jy/beam ! Clean residual mean=-0.000066 rms=0.006826 Jy/beam ! Combined flux in latest and established models = 0.334434 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 28 model components to the UV plane model. ! The established model now contains 28 components and 0.334434 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9348 mas, bmaj=2.313 mas, bpa=8.686 degrees ! Estimated noise=0.464108 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) ! Added new window around map position (1.8, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0702789 Jy ! Component: 100 - total flux cleaned = 0.109217 Jy ! Component: 150 - total flux cleaned = 0.129712 Jy ! Component: 200 - total flux cleaned = 0.143847 Jy ! Total flux subtracted in 200 components = 0.143847 Jy ! Clean residual min=-0.013670 max=0.019099 Jy/beam ! Clean residual mean=-0.000039 rms=0.003869 Jy/beam ! Combined flux in latest and established models = 0.478282 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 63 components and 0.478282 Jy ! Inverting map ! Added new window around map position (-0.8, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0146965 Jy ! Component: 100 - total flux cleaned = 0.0223508 Jy ! Component: 150 - total flux cleaned = 0.0284918 Jy ! Component: 200 - total flux cleaned = 0.0354844 Jy ! Total flux subtracted in 200 components = 0.0354844 Jy ! Clean residual min=-0.010535 max=0.009673 Jy/beam ! Clean residual mean=-0.000009 rms=0.002524 Jy/beam ! Combined flux in latest and established models = 0.513766 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 92 components and 0.513766 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=2.698 mas, bmaj=6.79 mas, bpa=24.94 degrees ! Estimated noise=0.54286 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.012351 Jy ! Component: 100 - total flux cleaned = 0.0199971 Jy ! Component: 150 - total flux cleaned = 0.0256884 Jy ! Component: 200 - total flux cleaned = 0.0295435 Jy ! Total flux subtracted in 200 components = 0.0295435 Jy ! Clean residual min=-0.009933 max=0.007339 Jy/beam ! Clean residual mean=0.000020 rms=0.002319 Jy/beam ! Combined flux in latest and established models = 0.54331 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 = 0.0044321 Jy ! Component: 100 - total flux cleaned = 0.00822173 Jy ! Component: 150 - total flux cleaned = 0.0112261 Jy ! Component: 200 - total flux cleaned = 0.0133109 Jy ! Total flux subtracted in 200 components = 0.0133109 Jy ! Clean residual min=-0.008818 max=0.006162 Jy/beam ! Clean residual mean=0.000030 rms=0.001956 Jy/beam ! Combined flux in latest and established models = 0.55662 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 130 components and 0.55662 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9348 mas, bmaj=2.313 mas, bpa=8.686 degrees ! Estimated noise=0.464108 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00276189 Jy ! Component: 100 - total flux cleaned = 0.00360764 Jy ! Component: 150 - total flux cleaned = 0.00484356 Jy ! Component: 200 - total flux cleaned = 0.00682473 Jy ! Total flux subtracted in 200 components = 0.00682473 Jy ! Clean residual min=-0.006927 max=0.006007 Jy/beam ! Clean residual mean=0.000014 rms=0.001550 Jy/beam ! Combined flux in latest and established models = 0.563445 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 162 components and 0.563445 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=0.088352Jy sigma=0.898030 ! Fit after self-cal, rms=0.087998Jy sigma=0.894568 wmodel J0731-2224_X_map.mod ! Writing 162 model components to file: J0731-2224_X_map.mod wobs J0731-2224_X_uvs.fits ! Writing UV FITS file: J0731-2224_X_uvs.fits wwins J0731-2224_X_map.win ! wwins: Wrote 12 windows to J0731-2224_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 = -0.00277286 Jy ! Component: 100 - total flux cleaned = -0.00392601 Jy ! Component: 150 - total flux cleaned = -0.00479442 Jy ! Component: 200 - total flux cleaned = -0.00497472 Jy ! Component: 250 - total flux cleaned = -0.00463373 Jy ! Component: 300 - total flux cleaned = -0.00414632 Jy ! Component: 350 - total flux cleaned = -0.00328235 Jy ! Component: 400 - total flux cleaned = -0.0026727 Jy ! Component: 450 - total flux cleaned = -0.00178417 Jy ! Component: 500 - total flux cleaned = -0.000921498 Jy ! Component: 550 - total flux cleaned = -0.000361656 Jy ! Component: 600 - total flux cleaned = 0.000319899 Jy ! Component: 650 - total flux cleaned = 0.000919357 Jy ! Component: 700 - total flux cleaned = 0.00143986 Jy ! Component: 750 - total flux cleaned = 0.00182043 Jy ! Component: 800 - total flux cleaned = 0.00237882 Jy ! Component: 850 - total flux cleaned = 0.0027418 Jy ! Component: 900 - total flux cleaned = 0.00303766 Jy ! Component: 950 - total flux cleaned = 0.00355791 Jy ! Component: 1000 - total flux cleaned = 0.00384051 Jy ! Component: 1050 - total flux cleaned = 0.00417208 Jy ! Component: 1100 - total flux cleaned = 0.00454978 Jy ! Component: 1150 - total flux cleaned = 0.00476001 Jy ! Component: 1200 - total flux cleaned = 0.00507057 Jy ! Component: 1250 - total flux cleaned = 0.00532312 Jy ! Component: 1300 - total flux cleaned = 0.00547249 Jy ! Component: 1350 - total flux cleaned = 0.00581133 Jy ! Component: 1400 - total flux cleaned = 0.00604929 Jy ! Component: 1450 - total flux cleaned = 0.0061905 Jy ! Component: 1500 - total flux cleaned = 0.00642036 Jy ! Component: 1550 - total flux cleaned = 0.00686919 Jy ! Component: 1600 - total flux cleaned = 0.0070902 Jy ! Component: 1650 - total flux cleaned = 0.00747934 Jy ! Component: 1700 - total flux cleaned = 0.00781846 Jy ! Component: 1750 - total flux cleaned = 0.00806859 Jy ! Component: 1800 - total flux cleaned = 0.00823353 Jy ! Component: 1850 - total flux cleaned = 0.00867693 Jy ! Component: 1900 - total flux cleaned = 0.00887436 Jy ! Component: 1950 - total flux cleaned = 0.00914658 Jy ! Component: 2000 - total flux cleaned = 0.00937548 Jy ! Component: 2050 - total flux cleaned = 0.00952566 Jy ! Component: 2100 - total flux cleaned = 0.0096001 Jy ! Component: 2150 - total flux cleaned = 0.00989247 Jy ! Component: 2200 - total flux cleaned = 0.0100001 Jy ! Component: 2250 - total flux cleaned = 0.0101416 Jy ! Component: 2300 - total flux cleaned = 0.0103508 Jy ! Component: 2350 - total flux cleaned = 0.0103845 Jy ! Component: 2400 - total flux cleaned = 0.010655 Jy ! Component: 2450 - total flux cleaned = 0.010855 Jy ! Component: 2500 - total flux cleaned = 0.0110189 Jy ! Component: 2550 - total flux cleaned = 0.0110841 Jy ! Component: 2600 - total flux cleaned = 0.0112443 Jy ! Component: 2650 - total flux cleaned = 0.0114653 Jy ! Component: 2700 - total flux cleaned = 0.0116523 Jy ! Component: 2750 - total flux cleaned = 0.011836 Jy ! Component: 2800 - total flux cleaned = 0.0120177 Jy ! Component: 2850 - total flux cleaned = 0.0122265 Jy ! Component: 2900 - total flux cleaned = 0.0124035 Jy ! Component: 2950 - total flux cleaned = 0.0125488 Jy ! Component: 3000 - total flux cleaned = 0.0126347 Jy ! Component: 3050 - total flux cleaned = 0.0128333 Jy ! Component: 3100 - total flux cleaned = 0.0129451 Jy ! Component: 3150 - total flux cleaned = 0.0131663 Jy ! Component: 3200 - total flux cleaned = 0.0132755 Jy ! Component: 3250 - total flux cleaned = 0.0134105 Jy ! Component: 3300 - total flux cleaned = 0.0135701 Jy ! Component: 3350 - total flux cleaned = 0.0137543 Jy ! Component: 3400 - total flux cleaned = 0.013884 Jy ! Component: 3450 - total flux cleaned = 0.013961 Jy ! Component: 3500 - total flux cleaned = 0.0140371 Jy ! Component: 3550 - total flux cleaned = 0.014162 Jy ! Component: 3600 - total flux cleaned = 0.014261 Jy ! Component: 3650 - total flux cleaned = 0.0143833 Jy ! Component: 3700 - total flux cleaned = 0.0144558 Jy ! Component: 3750 - total flux cleaned = 0.0144801 Jy ! Component: 3800 - total flux cleaned = 0.0145747 Jy ! Component: 3850 - total flux cleaned = 0.0146917 Jy ! Component: 3900 - total flux cleaned = 0.0148074 Jy ! Component: 3950 - total flux cleaned = 0.0149675 Jy ! Component: 4000 - total flux cleaned = 0.0150129 Jy ! Component: 4050 - total flux cleaned = 0.0151694 Jy ! Total flux subtracted in 4096 components = 0.0152802 Jy ! Clean residual min=-0.001103 max=0.001221 Jy/beam ! Clean residual mean=0.000000 rms=0.000397 Jy/beam ! Combined flux in latest and established models = 0.578725 Jy keep ! Adding 281 model components to the UV plane model. ! The established model now contains 437 components and 0.578725 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0731-2224_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9348 x 2.313 at 8.686 degrees (North through East) ! Clean map min=-0.013093 max=0.22107 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0731-2224_X_map.fits wmodel /vlbi/bp222/maps//J0731-2224_X_map.mod ! Writing 437 model components to file: /vlbi/bp222/maps//J0731-2224_X_map.mod wobs /vlbi/bp222/maps//J0731-2224_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0731-2224_X_uvs.fits wwins /vlbi/bp222/maps//J0731-2224_X_map.win ! wwins: Wrote 13 windows to /vlbi/bp222/maps//J0731-2224_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.221069 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000398571 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.540877 0.540877 1.08175 2.16351 4.32701 8.65403 17.3081 34.6161 69.2322 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0011 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.221 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 554.654 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0731-2224_X_dfm.log closed on Thu Sep 27 10:53:29 2018