! Started logfile: /vlbi/uf001/uva//J0919-1847_X_a_dfm.log on Mon Jan 14 00:23:42 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//J0919-1847_X_a_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0919-1847_X_a_uva.fits ! AN table 1: 110 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.84798 visibilities/baseline/integration-bin. ! Found source: J0919-1847 ! ! 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 40296 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 J0919-1847_X_a] 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 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003803Jy sigma=20.245616 ! Fit after self-cal, rms=0.926125Jy sigma=18.609172 ! 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=0.725 mas, bmaj=1.524 mas, bpa=3.917 degrees ! Estimated noise=0.357907 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 = 0.0585974 Jy ! Component: 100 - total flux cleaned = 0.0722971 Jy ! Total flux subtracted in 100 components = 0.0722971 Jy ! Clean residual min=-0.003589 max=0.005291 Jy/beam ! Clean residual mean=-0.000001 rms=0.000854 Jy/beam ! Combined flux in latest and established models = 0.0722971 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0722971 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=0.069510Jy sigma=1.242210 ! Fit after self-cal, rms=0.069122Jy sigma=1.235784 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00578981 Jy ! Component: 100 - total flux cleaned = 0.00807011 Jy ! Total flux subtracted in 100 components = 0.00807011 Jy ! Clean residual min=-0.003347 max=0.003682 Jy/beam ! Clean residual mean=-0.000002 rms=0.000738 Jy/beam ! Combined flux in latest and established models = 0.0803672 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0803672 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=0.068658Jy sigma=1.220036 ! Fit after self-cal, rms=0.068643Jy sigma=1.219432 ! 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=0.9364 mas, bmaj=2.007 mas, bpa=8.151 degrees ! Estimated noise=0.180637 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 = 0.0027379 Jy ! Component: 100 - total flux cleaned = 0.00395676 Jy ! Component: 150 - total flux cleaned = 0.00452615 Jy ! Component: 200 - total flux cleaned = 0.00460211 Jy ! Total flux subtracted in 200 components = 0.00460211 Jy ! Clean residual min=-0.002515 max=0.003554 Jy/beam ! Clean residual mean=0.000002 rms=0.000681 Jy/beam ! Combined flux in latest and established models = 0.0849693 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 16 components and 0.0849693 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=0.068605Jy sigma=1.216172 ! Fit after self-cal, rms=0.068612Jy sigma=1.215996 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9364 x 2.007 at 8.151 degrees (North through East) ! Clean map min=-0.0024816 max=0.076245 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.97 HN 0.99 KP 0.96 ! LA 0.95 MK 1.04 NL 1.17 OV 0.91 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 1.06 KP 1.00 ! LA 0.92 MK 0.98 NL 1.19 OV 0.94 ! SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.98 HN 1.05 KP 0.98 ! LA 0.93 MK 1.01 NL 1.18 OV 0.89 ! SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.95 HN 1.01 KP 1.02 ! LA 0.89 MK 1.01 NL 1.14 OV 0.97 ! SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 0.99 KP 1.02 ! LA 0.92 MK 1.02 NL 1.18 OV 0.91 ! SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 1.01 KP 0.98 ! LA 0.90 MK 1.00 NL 1.15 OV 0.95 ! SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 1.00 KP 0.96 ! LA 0.93 MK 1.00 NL 1.16 OV 0.90 ! SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.97 HN 1.01 KP 0.98 ! LA 0.95 MK 0.96 NL 1.15 OV 0.92 ! SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.94 HN 1.02 KP 1.00 ! LA 0.95 MK 0.96 NL 1.17 OV 0.91 ! SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 HN 0.99 KP 1.04 ! LA 0.90 MK 1.00 NL 1.20 OV 0.93 ! SC 0.92 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.97 HN 0.98 KP 0.95 ! LA 0.94 MK 0.92 NL 1.16 OV 0.89 ! SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 HN 0.98 KP 0.99 ! LA 0.92 MK 0.99 NL 1.18 OV 0.90 ! SC 1.00 ! ! ! Fit before self-cal, rms=0.068612Jy sigma=1.215996 ! Fit after self-cal, rms=0.068050Jy sigma=1.204587 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9327 mas, bmaj=2.018 mas, bpa=8.409 degrees ! Estimated noise=0.178863 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 = -0.000423777 Jy ! Component: 100 - total flux cleaned = -0.000558448 Jy ! Component: 150 - total flux cleaned = -0.000675678 Jy ! Component: 200 - total flux cleaned = -0.000761824 Jy ! Total flux subtracted in 200 components = -0.000761824 Jy ! Clean residual min=-0.001981 max=0.001802 Jy/beam ! Clean residual mean=0.000002 rms=0.000467 Jy/beam ! Combined flux in latest and established models = 0.0842075 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 26 components and 0.0842075 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=0.068030Jy sigma=1.204430 ! Fit after self-cal, rms=0.068156Jy sigma=1.203948 ! 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=0.068156Jy sigma=1.203948 ! Fit after self-cal, rms=0.072848Jy sigma=1.195915 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9295 mas, bmaj=2.018 mas, bpa=8.308 degrees ! Estimated noise=0.178999 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.36233e-05 Jy ! Component: 100 - total flux cleaned = 6.54525e-05 Jy ! Component: 150 - total flux cleaned = 5.44024e-05 Jy ! Component: 200 - total flux cleaned = 4.39629e-05 Jy ! Total flux subtracted in 200 components = 4.39629e-05 Jy ! Clean residual min=-0.001022 max=0.001039 Jy/beam ! Clean residual mean=0.000001 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.0842514 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 29 components and 0.0842514 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=0.072843Jy sigma=1.195796 ! Fit after self-cal, rms=0.072947Jy sigma=1.195566 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 = -2.56879e-05 Jy ! Component: 100 - total flux cleaned = -5.75478e-05 Jy ! Component: 150 - total flux cleaned = -5.69573e-05 Jy ! Component: 200 - total flux cleaned = -7.21984e-05 Jy ! Total flux subtracted in 200 components = -7.21984e-05 Jy ! Clean residual min=-0.001044 max=0.001073 Jy/beam ! Clean residual mean=0.000001 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.0841792 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 29 components and 0.0841792 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=0.072943Jy sigma=1.195508 ! Fit after self-cal, rms=0.072943Jy sigma=1.195491 ! Inverting map ! Added new window around map position (-15.2, 13.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000973211 Jy ! Component: 100 - total flux cleaned = 0.00142429 Jy ! Component: 150 - total flux cleaned = 0.00152056 Jy ! Component: 200 - total flux cleaned = 0.00156896 Jy ! Total flux subtracted in 200 components = 0.00156896 Jy ! Clean residual min=-0.001012 max=0.000966 Jy/beam ! Clean residual mean=0.000001 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.0857482 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 46 components and 0.0857482 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=0.072926Jy sigma=1.195197 ! Fit after self-cal, rms=0.072927Jy sigma=1.195156 ! 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=0.072927Jy sigma=1.195156 ! Fit after self-cal, rms=0.075635Jy sigma=1.194504 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9277 mas, bmaj=2.02 mas, bpa=8.339 degrees ! Estimated noise=0.178935 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000455745 Jy ! Component: 100 - total flux cleaned = 0.000575855 Jy ! Component: 150 - total flux cleaned = 0.000617432 Jy ! Component: 200 - total flux cleaned = 0.000645896 Jy ! Total flux subtracted in 200 components = 0.000645896 Jy ! Clean residual min=-0.000873 max=0.000898 Jy/beam ! Clean residual mean=0.000001 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.0863941 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 52 components and 0.0863941 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=0.075631Jy sigma=1.194409 ! Fit after self-cal, rms=0.075667Jy sigma=1.194379 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 = 7.3278e-05 Jy ! Component: 100 - total flux cleaned = 0.000100857 Jy ! Component: 150 - total flux cleaned = 0.000126651 Jy ! Component: 200 - total flux cleaned = 0.000143077 Jy ! Total flux subtracted in 200 components = 0.000143077 Jy ! Clean residual min=-0.000878 max=0.000884 Jy/beam ! Clean residual mean=0.000001 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.0865372 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 54 components and 0.0865371 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=0.075664Jy sigma=1.194334 ! Fit after self-cal, rms=0.075664Jy sigma=1.194334 ! 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=0.075664Jy sigma=1.194334 ! Fit after self-cal, rms=0.075831Jy sigma=1.194324 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.073 mas, bmaj=4.258 mas, bpa=9.646 degrees ! Estimated noise=0.219937 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000276372 Jy ! Component: 100 - total flux cleaned = 0.000310021 Jy ! Component: 150 - total flux cleaned = 0.000330888 Jy ! Component: 200 - total flux cleaned = 0.000358132 Jy ! Total flux subtracted in 200 components = 0.000358132 Jy ! Clean residual min=-0.000953 max=0.000966 Jy/beam ! Clean residual mean=0.000002 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.0868953 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 60 components and 0.0868953 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=0.075830Jy sigma=1.194299 ! Fit after self-cal, rms=0.075834Jy sigma=1.194292 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 = 2.10027e-05 Jy ! Component: 100 - total flux cleaned = 4.48668e-05 Jy ! Component: 150 - total flux cleaned = 6.91926e-05 Jy ! Component: 200 - total flux cleaned = 8.74091e-05 Jy ! Total flux subtracted in 200 components = 8.74091e-05 Jy ! Clean residual min=-0.000954 max=0.000957 Jy/beam ! Clean residual mean=0.000002 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.0869827 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 63 components and 0.0869827 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=0.075833Jy sigma=1.194280 ! Fit after self-cal, rms=0.075833Jy sigma=1.194279 ! 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=0.927 mas, bmaj=2.02 mas, bpa=8.381 degrees ! Estimated noise=0.178948 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.927 x 2.02 at 8.381 degrees (North through East) ! Clean map min=-0.00080221 max=0.075639 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=0.716 mas, bmaj=1.529 mas, bpa=4.243 degrees ! Estimated noise=0.355277 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0580663 Jy ! Component: 100 - total flux cleaned = 0.0730568 Jy ! Component: 150 - total flux cleaned = 0.0793308 Jy ! Component: 200 - total flux cleaned = 0.082099 Jy ! Total flux subtracted in 200 components = 0.082099 Jy ! Clean residual min=-0.002075 max=0.002048 Jy/beam ! Clean residual mean=-0.000001 rms=0.000477 Jy/beam ! Combined flux in latest and established models = 0.082099 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 7 model components to the UV plane model. ! The established model now contains 7 components and 0.082099 Jy ! Inverting map and beam ! Estimated beam: bmin=0.927 mas, bmaj=2.02 mas, bpa=8.381 degrees ! Estimated noise=0.178948 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 (0.2, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00203569 Jy ! Component: 100 - total flux cleaned = 0.00322632 Jy ! Component: 150 - total flux cleaned = 0.00390169 Jy ! Component: 200 - total flux cleaned = 0.0042653 Jy ! Total flux subtracted in 200 components = 0.0042653 Jy ! Clean residual min=-0.000913 max=0.000924 Jy/beam ! Clean residual mean=0.000001 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.0863643 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 25 components and 0.0863643 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=2.073 mas, bmaj=4.258 mas, bpa=9.646 degrees ! Estimated noise=0.219937 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000369008 Jy ! Component: 100 - total flux cleaned = 0.000546987 Jy ! Component: 150 - total flux cleaned = 0.000693901 Jy ! Component: 200 - total flux cleaned = 0.000750334 Jy ! Total flux subtracted in 200 components = 0.000750334 Jy ! Clean residual min=-0.000944 max=0.001062 Jy/beam ! Clean residual mean=0.000002 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.0871147 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.05168e-05 Jy ! Component: 100 - total flux cleaned = 8.49532e-05 Jy ! Component: 150 - total flux cleaned = 0.000116621 Jy ! Component: 200 - total flux cleaned = 0.000135774 Jy ! Total flux subtracted in 200 components = 0.000135774 Jy ! Clean residual min=-0.000937 max=0.001021 Jy/beam ! Clean residual mean=0.000002 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.0872504 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 59 components and 0.0872504 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.927 mas, bmaj=2.02 mas, bpa=8.381 degrees ! Estimated noise=0.178948 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.41418e-05 Jy ! Component: 100 - total flux cleaned = 1.07685e-05 Jy ! Component: 150 - total flux cleaned = -3.48568e-05 Jy ! Component: 200 - total flux cleaned = -6.25654e-05 Jy ! Total flux subtracted in 200 components = -6.25654e-05 Jy ! Clean residual min=-0.000902 max=0.000879 Jy/beam ! Clean residual mean=0.000001 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.0871879 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 71 components and 0.0871879 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=0.075838Jy sigma=1.194374 ! Fit after self-cal, rms=0.075837Jy sigma=1.194342 wmodel J0919-1847_X_a_map.mod ! Writing 71 model components to file: J0919-1847_X_a_map.mod wobs J0919-1847_X_a_uvs.fits ! Writing UV FITS file: J0919-1847_X_a_uvs.fits wwins J0919-1847_X_a_map.win ! wwins: Wrote 3 windows to J0919-1847_X_a_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 = -1.84057e-05 Jy ! Component: 100 - total flux cleaned = 7.39554e-05 Jy ! Component: 150 - total flux cleaned = 0.000117924 Jy ! Component: 200 - total flux cleaned = 0.000103653 Jy ! Component: 250 - total flux cleaned = 0.000103507 Jy ! Component: 300 - total flux cleaned = 0.000103307 Jy ! Component: 350 - total flux cleaned = 0.000103079 Jy ! Component: 400 - total flux cleaned = 0.000115424 Jy ! Component: 450 - total flux cleaned = 0.000152012 Jy ! Component: 500 - total flux cleaned = 0.000175866 Jy ! Component: 550 - total flux cleaned = 0.000187578 Jy ! Component: 600 - total flux cleaned = 0.000176128 Jy ! Component: 650 - total flux cleaned = 0.000176197 Jy ! Component: 700 - total flux cleaned = 0.000231585 Jy ! Component: 750 - total flux cleaned = 0.000231441 Jy ! Component: 800 - total flux cleaned = 0.000242187 Jy ! Component: 850 - total flux cleaned = 0.00022109 Jy ! Component: 900 - total flux cleaned = 0.000210781 Jy ! Component: 950 - total flux cleaned = 0.000242108 Jy ! Component: 1000 - total flux cleaned = 0.000252467 Jy ! Component: 1050 - total flux cleaned = 0.000212004 Jy ! Component: 1100 - total flux cleaned = 0.000242227 Jy ! Component: 1150 - total flux cleaned = 0.000242011 Jy ! Component: 1200 - total flux cleaned = 0.000202785 Jy ! Component: 1250 - total flux cleaned = 0.000212452 Jy ! Component: 1300 - total flux cleaned = 0.000222137 Jy ! Component: 1350 - total flux cleaned = 0.000222128 Jy ! Component: 1400 - total flux cleaned = 0.000222145 Jy ! Component: 1450 - total flux cleaned = 0.000222123 Jy ! Component: 1500 - total flux cleaned = 0.000212851 Jy ! Component: 1550 - total flux cleaned = 0.000212724 Jy ! Component: 1600 - total flux cleaned = 0.000167487 Jy ! Component: 1650 - total flux cleaned = 0.000185462 Jy ! Component: 1700 - total flux cleaned = 0.000167641 Jy ! Component: 1750 - total flux cleaned = 0.000176454 Jy ! Component: 1800 - total flux cleaned = 0.000167722 Jy ! Component: 1850 - total flux cleaned = 0.000141684 Jy ! Component: 1900 - total flux cleaned = 0.000115824 Jy ! Component: 1950 - total flux cleaned = 0.000150069 Jy ! Component: 2000 - total flux cleaned = 0.000150096 Jy ! Component: 2050 - total flux cleaned = 0.000158478 Jy ! Component: 2100 - total flux cleaned = 0.000141754 Jy ! Component: 2150 - total flux cleaned = 0.00017486 Jy ! Component: 2200 - total flux cleaned = 0.000166606 Jy ! Component: 2250 - total flux cleaned = 0.000174718 Jy ! Component: 2300 - total flux cleaned = 0.000182794 Jy ! Component: 2350 - total flux cleaned = 0.000158673 Jy ! Component: 2400 - total flux cleaned = 0.000190613 Jy ! Component: 2450 - total flux cleaned = 0.00018271 Jy ! Component: 2500 - total flux cleaned = 0.000222028 Jy ! Component: 2550 - total flux cleaned = 0.000229834 Jy ! Component: 2600 - total flux cleaned = 0.000284204 Jy ! Component: 2650 - total flux cleaned = 0.000314978 Jy ! Component: 2700 - total flux cleaned = 0.000330345 Jy ! Component: 2750 - total flux cleaned = 0.000368325 Jy ! Component: 2800 - total flux cleaned = 0.000390936 Jy ! Component: 2850 - total flux cleaned = 0.000443491 Jy ! Component: 2900 - total flux cleaned = 0.000480773 Jy ! Component: 2950 - total flux cleaned = 0.000517774 Jy ! Component: 3000 - total flux cleaned = 0.000532585 Jy ! Component: 3050 - total flux cleaned = 0.000569212 Jy ! Component: 3100 - total flux cleaned = 0.000591119 Jy ! Component: 3150 - total flux cleaned = 0.000634556 Jy ! Component: 3200 - total flux cleaned = 0.000670422 Jy ! Component: 3250 - total flux cleaned = 0.000698932 Jy ! Component: 3300 - total flux cleaned = 0.000734465 Jy ! Component: 3350 - total flux cleaned = 0.000769773 Jy ! Component: 3400 - total flux cleaned = 0.000818906 Jy ! Component: 3450 - total flux cleaned = 0.000825856 Jy ! Component: 3500 - total flux cleaned = 0.000874472 Jy ! Component: 3550 - total flux cleaned = 0.000881372 Jy ! Component: 3600 - total flux cleaned = 0.000950101 Jy ! Component: 3650 - total flux cleaned = 0.000970622 Jy ! Component: 3700 - total flux cleaned = 0.00101816 Jy ! Component: 3750 - total flux cleaned = 0.00102495 Jy ! Component: 3800 - total flux cleaned = 0.00106531 Jy ! Component: 3850 - total flux cleaned = 0.00109877 Jy ! Component: 3900 - total flux cleaned = 0.00113201 Jy ! Component: 3950 - total flux cleaned = 0.00112534 Jy ! Component: 4000 - total flux cleaned = 0.00115169 Jy ! Component: 4050 - total flux cleaned = 0.00117787 Jy ! Total flux subtracted in 4096 components = 0.00119089 Jy ! Clean residual min=-0.000372 max=0.000369 Jy/beam ! Clean residual mean=0.000001 rms=0.000113 Jy/beam ! Combined flux in latest and established models = 0.0883788 Jy keep ! Adding 282 model components to the UV plane model. ! The established model now contains 353 components and 0.0883787 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0919-1847_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.927 x 2.02 at 8.381 degrees (North through East) ! Clean map min=-0.0006431 max=0.075264 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0919-1847_X_a_map.fits wmodel /vlbi/uf001/uva//J0919-1847_X_a_map.mod ! Writing 353 model components to file: /vlbi/uf001/uva//J0919-1847_X_a_map.mod wobs /vlbi/uf001/uva//J0919-1847_X_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0919-1847_X_a_uvs.fits wwins /vlbi/uf001/uva//J0919-1847_X_a_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J0919-1847_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0752641 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000112311 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.447667 0.447667 0.895335 1.79067 3.58134 7.16268 14.3254 28.6507 57.3014 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.075 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 670.14 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0919-1847_X_a_dfm.log closed on Mon Jan 14 00:23:47 2019