! Started logfile: /vlbi/uf001/uva//J2256-2011_X_dfm.log on Mon Jan 14 06:28:16 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J2256-2011_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2256-2011_X_uva.fits ! AN table 1: 38 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.771199 visibilities/baseline/integration-bin. ! Found source: J2256-2011 ! ! 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 12660 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 J2256-2011_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 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.077587Jy sigma=22.802778 ! Fit after self-cal, rms=0.628048Jy sigma=13.232212 ! 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=0.622 mas, bmaj=1.739 mas, bpa=1.489 degrees ! Estimated noise=0.546595 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 = 0.279144 Jy ! Component: 100 - total flux cleaned = 0.345698 Jy ! Total flux subtracted in 100 components = 0.345698 Jy ! Clean residual min=-0.015759 max=0.024833 Jy/beam ! Clean residual mean=-0.000042 rms=0.003446 Jy/beam ! Combined flux in latest and established models = 0.345698 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.345698 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=0.092900Jy sigma=1.936204 ! Fit after self-cal, rms=0.092870Jy sigma=1.934933 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0264338 Jy ! Component: 100 - total flux cleaned = 0.0398214 Jy ! Total flux subtracted in 100 components = 0.0398214 Jy ! Clean residual min=-0.016362 max=0.022090 Jy/beam ! Clean residual mean=-0.000031 rms=0.002741 Jy/beam ! Combined flux in latest and established models = 0.385519 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 11 components and 0.385519 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=0.080268Jy sigma=1.653688 ! Fit after self-cal, rms=0.080251Jy sigma=1.652795 ! Inverting map ! Added new window around map position (-1.4, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0182558 Jy ! Component: 100 - total flux cleaned = 0.0279406 Jy ! Total flux subtracted in 100 components = 0.0279406 Jy ! Clean residual min=-0.014025 max=0.012795 Jy/beam ! Clean residual mean=-0.000024 rms=0.002256 Jy/beam ! Combined flux in latest and established models = 0.41346 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 18 components and 0.41346 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=0.073767Jy sigma=1.503545 ! Fit after self-cal, rms=0.073524Jy sigma=1.498273 ! 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=0.7756 mas, bmaj=2.09 mas, bpa=2.168 degrees ! Estimated noise=0.305293 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-2.4, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0188806 Jy ! Component: 100 - total flux cleaned = 0.0306952 Jy ! Component: 150 - total flux cleaned = 0.0394012 Jy ! Component: 200 - total flux cleaned = 0.0444654 Jy ! Total flux subtracted in 200 components = 0.0444654 Jy ! Clean residual min=-0.012572 max=0.012462 Jy/beam ! Clean residual mean=-0.000027 rms=0.002537 Jy/beam ! Combined flux in latest and established models = 0.457925 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 41 components and 0.457925 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=0.067624Jy sigma=1.366394 ! Fit after self-cal, rms=0.067309Jy sigma=1.358545 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7756 x 2.09 at 2.168 degrees (North through East) ! Clean map min=-0.011061 max=0.3751 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 1.04 KP 1.01 LA 0.98 ! MK 1.01 NL 1.07 OV 0.88 PT 0.94 ! SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 1.04 KP 1.00 LA 0.99 ! MK 1.01 NL 1.04 OV 0.90 PT 0.93 ! SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 1.02 KP 1.00 LA 1.00 ! MK 1.02 NL 1.05 OV 0.90 PT 0.93 ! SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 1.04 KP 1.00 LA 0.99 ! MK 1.02 NL 1.06 OV 0.90 PT 0.93 ! SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 1.04 KP 1.02 LA 1.00 ! MK 1.00 NL 1.06 OV 0.90 PT 0.93 ! SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 1.02 KP 1.01 LA 1.00 ! MK 1.00 NL 1.06 OV 0.90 PT 0.93 ! SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 1.01 KP 1.00 LA 0.99 ! MK 1.01 NL 1.06 OV 0.90 PT 0.94 ! SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 1.03 KP 1.00 LA 1.00 ! MK 1.01 NL 1.06 OV 0.90 PT 0.94 ! SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 1.03 KP 1.01 LA 0.99 ! MK 1.01 NL 1.06 OV 0.88 PT 0.92 ! SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 1.00 KP 1.00 LA 0.99 ! MK 0.98 NL 1.06 OV 0.90 PT 0.92 ! SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 1.04 KP 1.01 LA 0.99 ! MK 1.02 NL 1.06 OV 0.90 PT 0.93 ! SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 1.03 KP 1.00 LA 0.99 ! MK 1.03 NL 1.07 OV 0.90 PT 0.94 ! SC 0.99 ! ! ! Fit before self-cal, rms=0.067309Jy sigma=1.358545 ! Fit after self-cal, rms=0.061707Jy sigma=1.208874 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7767 mas, bmaj=2.103 mas, bpa=2.364 degrees ! Estimated noise=0.30266 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 = 0.00435028 Jy ! Component: 100 - total flux cleaned = 0.00480192 Jy ! Component: 150 - total flux cleaned = 0.00524766 Jy ! Component: 200 - total flux cleaned = 0.0056172 Jy ! Total flux subtracted in 200 components = 0.0056172 Jy ! Clean residual min=-0.003809 max=0.003760 Jy/beam ! Clean residual mean=-0.000004 rms=0.000892 Jy/beam ! Combined flux in latest and established models = 0.463542 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 66 components and 0.463542 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=0.061234Jy sigma=1.199586 ! Fit after self-cal, rms=0.061286Jy sigma=1.199121 ! 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=0.061286Jy sigma=1.199121 ! Fit after self-cal, rms=0.060986Jy sigma=1.191290 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7761 mas, bmaj=2.102 mas, bpa=2.343 degrees ! Estimated noise=0.302908 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000154904 Jy ! Component: 100 - total flux cleaned = 0.000384934 Jy ! Component: 150 - total flux cleaned = 0.00062246 Jy ! Component: 200 - total flux cleaned = 0.000779883 Jy ! Total flux subtracted in 200 components = 0.000779883 Jy ! Clean residual min=-0.002882 max=0.003251 Jy/beam ! Clean residual mean=-0.000002 rms=0.000745 Jy/beam ! Combined flux in latest and established models = 0.464322 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 76 components and 0.464322 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=0.060853Jy sigma=1.188601 ! Fit after self-cal, rms=0.060841Jy sigma=1.188452 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 (-4, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00256076 Jy ! Component: 100 - total flux cleaned = 0.00268323 Jy ! Component: 150 - total flux cleaned = 0.0029586 Jy ! Component: 200 - total flux cleaned = 0.00286936 Jy ! Total flux subtracted in 200 components = 0.00286936 Jy ! Clean residual min=-0.002679 max=0.002945 Jy/beam ! Clean residual mean=-0.000000 rms=0.000678 Jy/beam ! Combined flux in latest and established models = 0.467192 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 88 components and 0.467191 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=0.060661Jy sigma=1.184332 ! Fit after self-cal, rms=0.060652Jy sigma=1.184154 ! 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=0.060652Jy sigma=1.184154 ! Fit after self-cal, rms=0.060231Jy sigma=1.173410 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7767 mas, bmaj=2.104 mas, bpa=2.394 degrees ! Estimated noise=0.302881 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.06468e-05 Jy ! Component: 100 - total flux cleaned = -0.000211286 Jy ! Component: 150 - total flux cleaned = -0.000337838 Jy ! Component: 200 - total flux cleaned = -0.000452978 Jy ! Total flux subtracted in 200 components = -0.000452978 Jy ! Clean residual min=-0.001781 max=0.001990 Jy/beam ! Clean residual mean=-0.000001 rms=0.000433 Jy/beam ! Combined flux in latest and established models = 0.466739 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 103 components and 0.466738 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=0.060170Jy sigma=1.172137 ! Fit after self-cal, rms=0.060169Jy sigma=1.172110 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 (-13.2, -3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00172553 Jy ! Component: 100 - total flux cleaned = 0.00239527 Jy ! Component: 150 - total flux cleaned = 0.00263379 Jy ! Component: 200 - total flux cleaned = 0.00266607 Jy ! Total flux subtracted in 200 components = 0.00266607 Jy ! Clean residual min=-0.001736 max=0.001660 Jy/beam ! Clean residual mean=-0.000001 rms=0.000399 Jy/beam ! Combined flux in latest and established models = 0.469405 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 115 components and 0.469405 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=0.060105Jy sigma=1.170759 ! Fit after self-cal, rms=0.060102Jy sigma=1.170715 ! 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=0.060102Jy sigma=1.170715 ! Fit after self-cal, rms=0.060078Jy sigma=1.170593 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.975 mas, bmaj=4.515 mas, bpa=2.137 degrees ! Estimated noise=0.405403 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000421523 Jy ! Component: 100 - total flux cleaned = 0.000704401 Jy ! Component: 150 - total flux cleaned = 0.000871303 Jy ! Component: 200 - total flux cleaned = 0.00100354 Jy ! Total flux subtracted in 200 components = 0.00100354 Jy ! Clean residual min=-0.002094 max=0.001814 Jy/beam ! Clean residual mean=-0.000001 rms=0.000548 Jy/beam ! Combined flux in latest and established models = 0.470408 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 128 components and 0.470408 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=0.060069Jy sigma=1.170428 ! Fit after self-cal, rms=0.060068Jy sigma=1.170412 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 = 0.000189042 Jy ! Component: 100 - total flux cleaned = 0.000257533 Jy ! Component: 150 - total flux cleaned = 0.00027352 Jy ! Component: 200 - total flux cleaned = 0.000304518 Jy ! Total flux subtracted in 200 components = 0.000304518 Jy ! Clean residual min=-0.002017 max=0.001798 Jy/beam ! Clean residual mean=-0.000001 rms=0.000539 Jy/beam ! Combined flux in latest and established models = 0.470713 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 131 components and 0.470713 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=0.060063Jy sigma=1.170349 ! Fit after self-cal, rms=0.060063Jy sigma=1.170344 ! 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=0.7767 mas, bmaj=2.104 mas, bpa=2.398 degrees ! Estimated noise=0.302685 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7767 x 2.104 at 2.398 degrees (North through East) ! Clean map min=-0.0014733 max=0.37229 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=0.6225 mas, bmaj=1.749 mas, bpa=1.852 degrees ! Estimated noise=0.544555 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.277994 Jy ! Component: 100 - total flux cleaned = 0.343744 Jy ! Component: 150 - total flux cleaned = 0.37141 Jy ! Component: 200 - total flux cleaned = 0.389055 Jy ! Total flux subtracted in 200 components = 0.389055 Jy ! Clean residual min=-0.006954 max=0.011943 Jy/beam ! Clean residual mean=-0.000021 rms=0.001715 Jy/beam ! Combined flux in latest and established models = 0.389055 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.389055 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7767 mas, bmaj=2.104 mas, bpa=2.398 degrees ! Estimated noise=0.302685 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 (-0.6, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0224313 Jy ! Component: 100 - total flux cleaned = 0.036982 Jy ! Component: 150 - total flux cleaned = 0.0471085 Jy ! Component: 200 - total flux cleaned = 0.0544855 Jy ! Total flux subtracted in 200 components = 0.0544855 Jy ! Clean residual min=-0.003345 max=0.004569 Jy/beam ! Clean residual mean=-0.000013 rms=0.001002 Jy/beam ! Combined flux in latest and established models = 0.44354 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 37 components and 0.44354 Jy ! Inverting map ! Added new window around map position (0.8, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00571391 Jy ! Component: 100 - total flux cleaned = 0.0101811 Jy ! Component: 150 - total flux cleaned = 0.0137592 Jy ! Component: 200 - total flux cleaned = 0.0166616 Jy ! Total flux subtracted in 200 components = 0.0166616 Jy ! Clean residual min=-0.002231 max=0.002313 Jy/beam ! Clean residual mean=-0.000004 rms=0.000553 Jy/beam ! Combined flux in latest and established models = 0.460202 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 61 components and 0.460202 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=1.975 mas, bmaj=4.515 mas, bpa=2.137 degrees ! Estimated noise=0.405403 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00400525 Jy ! Component: 100 - total flux cleaned = 0.00644557 Jy ! Component: 150 - total flux cleaned = 0.00827444 Jy ! Component: 200 - total flux cleaned = 0.00968437 Jy ! Total flux subtracted in 200 components = 0.00968437 Jy ! Clean residual min=-0.002350 max=0.002004 Jy/beam ! Clean residual mean=-0.000001 rms=0.000605 Jy/beam ! Combined flux in latest and established models = 0.469886 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 = 0.00111108 Jy ! Component: 100 - total flux cleaned = 0.00145233 Jy ! Component: 150 - total flux cleaned = 0.00168836 Jy ! Component: 200 - total flux cleaned = 0.00184076 Jy ! Total flux subtracted in 200 components = 0.00184076 Jy ! Clean residual min=-0.002255 max=0.001761 Jy/beam ! Clean residual mean=0.000000 rms=0.000555 Jy/beam ! Combined flux in latest and established models = 0.471727 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 110 components and 0.471727 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7767 mas, bmaj=2.104 mas, bpa=2.398 degrees ! Estimated noise=0.302685 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000236429 Jy ! Component: 100 - total flux cleaned = 0.000445116 Jy ! Component: 150 - total flux cleaned = 0.000666367 Jy ! Component: 200 - total flux cleaned = 0.000763684 Jy ! Total flux subtracted in 200 components = 0.000763684 Jy ! Clean residual min=-0.001473 max=0.001433 Jy/beam ! Clean residual mean=0.000000 rms=0.000365 Jy/beam ! Combined flux in latest and established models = 0.472491 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 139 components and 0.472491 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=0.060026Jy sigma=1.169455 ! Fit after self-cal, rms=0.060010Jy sigma=1.169235 wmodel J2256-2011_X_map.mod ! Writing 139 model components to file: J2256-2011_X_map.mod wobs J2256-2011_X_uvs.fits ! Writing UV FITS file: J2256-2011_X_uvs.fits wwins J2256-2011_X_map.win ! wwins: Wrote 7 windows to J2256-2011_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 = -0.000104879 Jy ! Component: 100 - total flux cleaned = -0.000154645 Jy ! Component: 150 - total flux cleaned = -0.000108457 Jy ! Component: 200 - total flux cleaned = 2.27674e-06 Jy ! Component: 250 - total flux cleaned = 2.28357e-05 Jy ! Component: 300 - total flux cleaned = 0.000105638 Jy ! Component: 350 - total flux cleaned = 0.00012574 Jy ! Component: 400 - total flux cleaned = 0.000204613 Jy ! Component: 450 - total flux cleaned = 0.000243354 Jy ! Component: 500 - total flux cleaned = 0.000375856 Jy ! Component: 550 - total flux cleaned = 0.000412607 Jy ! Component: 600 - total flux cleaned = 0.000485342 Jy ! Component: 650 - total flux cleaned = 0.000556417 Jy ! Component: 700 - total flux cleaned = 0.000625744 Jy ! Component: 750 - total flux cleaned = 0.000659619 Jy ! Component: 800 - total flux cleaned = 0.000675911 Jy ! Component: 850 - total flux cleaned = 0.000676282 Jy ! Component: 900 - total flux cleaned = 0.000740943 Jy ! Component: 950 - total flux cleaned = 0.000756674 Jy ! Component: 1000 - total flux cleaned = 0.000787999 Jy ! Component: 1050 - total flux cleaned = 0.000772638 Jy ! Component: 1100 - total flux cleaned = 0.000863239 Jy ! Component: 1150 - total flux cleaned = 0.000907844 Jy ! Component: 1200 - total flux cleaned = 0.000922653 Jy ! Component: 1250 - total flux cleaned = 0.00100936 Jy ! Component: 1300 - total flux cleaned = 0.00102371 Jy ! Component: 1350 - total flux cleaned = 0.00105194 Jy ! Component: 1400 - total flux cleaned = 0.00102436 Jy ! Component: 1450 - total flux cleaned = 0.00112028 Jy ! Component: 1500 - total flux cleaned = 0.00114718 Jy ! Component: 1550 - total flux cleaned = 0.00120053 Jy ! Component: 1600 - total flux cleaned = 0.00122674 Jy ! Component: 1650 - total flux cleaned = 0.00127886 Jy ! Component: 1700 - total flux cleaned = 0.00133045 Jy ! Component: 1750 - total flux cleaned = 0.00135587 Jy ! Component: 1800 - total flux cleaned = 0.00135585 Jy ! Component: 1850 - total flux cleaned = 0.00145544 Jy ! Component: 1900 - total flux cleaned = 0.00145523 Jy ! Component: 1950 - total flux cleaned = 0.00151617 Jy ! Component: 2000 - total flux cleaned = 0.00152806 Jy ! Component: 2050 - total flux cleaned = 0.0015759 Jy ! Component: 2100 - total flux cleaned = 0.00161132 Jy ! Component: 2150 - total flux cleaned = 0.00161133 Jy ! Component: 2200 - total flux cleaned = 0.00168071 Jy ! Component: 2250 - total flux cleaned = 0.00174923 Jy ! Component: 2300 - total flux cleaned = 0.00179423 Jy ! Component: 2350 - total flux cleaned = 0.00176057 Jy ! Component: 2400 - total flux cleaned = 0.00178276 Jy ! Component: 2450 - total flux cleaned = 0.00188154 Jy ! Component: 2500 - total flux cleaned = 0.00188138 Jy ! Component: 2550 - total flux cleaned = 0.0018922 Jy ! Component: 2600 - total flux cleaned = 0.00188143 Jy ! Component: 2650 - total flux cleaned = 0.00197668 Jy ! Component: 2700 - total flux cleaned = 0.00199773 Jy ! Component: 2750 - total flux cleaned = 0.00200797 Jy ! Component: 2800 - total flux cleaned = 0.00203872 Jy ! Component: 2850 - total flux cleaned = 0.00206924 Jy ! Component: 2900 - total flux cleaned = 0.00206907 Jy ! Component: 2950 - total flux cleaned = 0.00204893 Jy ! Component: 3000 - total flux cleaned = 0.00211851 Jy ! Component: 3050 - total flux cleaned = 0.00215804 Jy ! Component: 3100 - total flux cleaned = 0.0021678 Jy ! Component: 3150 - total flux cleaned = 0.00218717 Jy ! Component: 3200 - total flux cleaned = 0.00223534 Jy ! Component: 3250 - total flux cleaned = 0.00227362 Jy ! Component: 3300 - total flux cleaned = 0.00230222 Jy ! Component: 3350 - total flux cleaned = 0.00230219 Jy ! Component: 3400 - total flux cleaned = 0.0023396 Jy ! Component: 3450 - total flux cleaned = 0.00239544 Jy ! Component: 3500 - total flux cleaned = 0.00239553 Jy ! Component: 3550 - total flux cleaned = 0.00243206 Jy ! Component: 3600 - total flux cleaned = 0.00246831 Jy ! Component: 3650 - total flux cleaned = 0.00248637 Jy ! Component: 3700 - total flux cleaned = 0.00248645 Jy ! Component: 3750 - total flux cleaned = 0.00253084 Jy ! Component: 3800 - total flux cleaned = 0.00253959 Jy ! Component: 3850 - total flux cleaned = 0.00255708 Jy ! Component: 3900 - total flux cleaned = 0.00256587 Jy ! Component: 3950 - total flux cleaned = 0.00260047 Jy ! Component: 4000 - total flux cleaned = 0.00263483 Jy ! Component: 4050 - total flux cleaned = 0.00263483 Jy ! Total flux subtracted in 4096 components = 0.00266031 Jy ! Clean residual min=-0.000541 max=0.000489 Jy/beam ! Clean residual mean=-0.000000 rms=0.000145 Jy/beam ! Combined flux in latest and established models = 0.475151 Jy keep ! Adding 283 model components to the UV plane model. ! The established model now contains 422 components and 0.475151 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2256-2011_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7767 x 2.104 at 2.398 degrees (North through East) ! Clean map min=-0.00081846 max=0.37128 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2256-2011_X_map.fits wmodel /vlbi/uf001/uva//J2256-2011_X_map.mod ! Writing 422 model components to file: /vlbi/uf001/uva//J2256-2011_X_map.mod wobs /vlbi/uf001/uva//J2256-2011_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2256-2011_X_uvs.fits wwins /vlbi/uf001/uva//J2256-2011_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J2256-2011_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.371276 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000141675 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.114477 0.114477 0.228953 0.457906 0.915812 1.83162 3.66325 7.3265 14.653 29.306 58.612 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.371 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2620.62 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2256-2011_X_dfm.log closed on Mon Jan 14 06:28:21 2019