! Started logfile: /vlbi/uf001/uva//J1716-0452_X_dfm.log on Mon Jan 14 04:05:39 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//J1716-0452_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1716-0452_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.968421 visibilities/baseline/integration-bin. ! Found source: J1716-0452 ! ! 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 29808 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 J1716-0452_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 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.039647Jy sigma=24.172372 ! Fit after self-cal, rms=0.722199Jy sigma=16.553204 ! 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=0.7013 mas, bmaj=1.693 mas, bpa=-1.961 degrees ! Estimated noise=0.30699 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 = 0.208812 Jy ! Component: 100 - total flux cleaned = 0.266303 Jy ! Total flux subtracted in 100 components = 0.266303 Jy ! Clean residual min=-0.015977 max=0.027999 Jy/beam ! Clean residual mean=-0.000002 rms=0.003368 Jy/beam ! Combined flux in latest and established models = 0.266303 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.266303 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=0.098964Jy sigma=2.158506 ! Fit after self-cal, rms=0.098842Jy sigma=2.156367 ! Inverting map ! Added new window around map position (-1, -2.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0317487 Jy ! Component: 100 - total flux cleaned = 0.0487452 Jy ! Total flux subtracted in 100 components = 0.0487452 Jy ! Clean residual min=-0.013799 max=0.020937 Jy/beam ! Clean residual mean=-0.000006 rms=0.002773 Jy/beam ! Combined flux in latest and established models = 0.315048 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 16 components and 0.315048 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=0.085568Jy sigma=1.800477 ! Fit after self-cal, rms=0.085436Jy sigma=1.797220 ! Inverting map ! Added new window around map position (-1.8, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0127715 Jy ! Component: 100 - total flux cleaned = 0.0198636 Jy ! Total flux subtracted in 100 components = 0.0198636 Jy ! Clean residual min=-0.012859 max=0.019603 Jy/beam ! Clean residual mean=-0.000008 rms=0.002539 Jy/beam ! Combined flux in latest and established models = 0.334912 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 29 components and 0.334912 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=0.080959Jy sigma=1.698419 ! Fit after self-cal, rms=0.080737Jy sigma=1.692776 ! Inverting map ! Added new window around map position (1.8, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0111191 Jy ! Component: 100 - total flux cleaned = 0.0148115 Jy ! Total flux subtracted in 100 components = 0.0148115 Jy ! Clean residual min=-0.014986 max=0.013846 Jy/beam ! Clean residual mean=-0.000009 rms=0.002369 Jy/beam ! Combined flux in latest and established models = 0.349723 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 39 components and 0.349723 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=0.077807Jy sigma=1.638971 ! Fit after self-cal, rms=0.077731Jy sigma=1.637347 ! 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=0.8699 mas, bmaj=1.994 mas, bpa=-2.036 degrees ! Estimated noise=0.186041 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 (0.4, -2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0130226 Jy ! Component: 100 - total flux cleaned = 0.0183174 Jy ! Component: 150 - total flux cleaned = 0.0210659 Jy ! Component: 200 - total flux cleaned = 0.0231328 Jy ! Total flux subtracted in 200 components = 0.0231328 Jy ! Clean residual min=-0.010976 max=0.010164 Jy/beam ! Clean residual mean=-0.000014 rms=0.001751 Jy/beam ! Combined flux in latest and established models = 0.372856 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 52 components and 0.372856 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=0.074530Jy sigma=1.542296 ! Fit after self-cal, rms=0.074388Jy sigma=1.538955 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8699 x 1.994 at -2.036 degrees (North through East) ! Clean map min=-0.0096723 max=0.27724 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 0.98 KP 1.05 ! LA 1.00 MK 1.02 NL 1.03 OV 0.91 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 0.97 KP 1.06 ! LA 0.99 MK 1.03 NL 1.04 OV 0.93 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HN 0.96 KP 1.04 ! LA 1.00 MK 1.02 NL 1.02 OV 0.91 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 0.96 KP 1.05 ! LA 0.98 MK 1.02 NL 1.03 OV 0.92 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 0.97 KP 1.04 ! LA 0.99 MK 1.03 NL 1.03 OV 0.92 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 0.99 KP 1.05 ! LA 0.98 MK 1.03 NL 1.02 OV 0.91 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 0.98 KP 1.05 ! LA 0.99 MK 1.02 NL 1.04 OV 0.91 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 0.99 KP 1.05 ! LA 0.99 MK 1.01 NL 1.02 OV 0.90 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 0.97 KP 1.04 ! LA 0.97 MK 1.01 NL 1.03 OV 0.90 ! PT 0.95 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 0.98 KP 1.05 ! LA 0.99 MK 1.02 NL 1.04 OV 0.91 ! PT 0.94 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 0.98 KP 1.05 ! LA 0.99 MK 1.03 NL 1.02 OV 0.91 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 0.97 KP 1.05 ! LA 0.98 MK 1.01 NL 1.03 OV 0.91 ! PT 0.95 SC 0.99 ! ! ! Fit before self-cal, rms=0.074388Jy sigma=1.538955 ! Fit after self-cal, rms=0.071557Jy sigma=1.477213 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.874 mas, bmaj=2.004 mas, bpa=-1.665 degrees ! Estimated noise=0.183042 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 = -0.00208782 Jy ! Component: 100 - total flux cleaned = -0.00292995 Jy ! Component: 150 - total flux cleaned = -0.00350995 Jy ! Component: 200 - total flux cleaned = -0.00403414 Jy ! Total flux subtracted in 200 components = -0.00403414 Jy ! Clean residual min=-0.009069 max=0.007345 Jy/beam ! Clean residual mean=-0.000012 rms=0.001384 Jy/beam ! Combined flux in latest and established models = 0.368822 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 66 components and 0.368822 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=0.070812Jy sigma=1.463350 ! Fit after self-cal, rms=0.070812Jy sigma=1.462941 ! 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=0.070812Jy sigma=1.462941 ! Fit after self-cal, rms=0.071073Jy sigma=1.452746 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8761 mas, bmaj=2.012 mas, bpa=-1.87 degrees ! Estimated noise=0.182856 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00145406 Jy ! Component: 100 - total flux cleaned = -0.00156967 Jy ! Component: 150 - total flux cleaned = -0.00177138 Jy ! Component: 200 - total flux cleaned = -0.00195968 Jy ! Total flux subtracted in 200 components = -0.00195968 Jy ! Clean residual min=-0.008633 max=0.007018 Jy/beam ! Clean residual mean=-0.000010 rms=0.001338 Jy/beam ! Combined flux in latest and established models = 0.366862 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 79 components and 0.366862 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=0.070689Jy sigma=1.447086 ! Fit after self-cal, rms=0.070684Jy sigma=1.446870 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 = 0.000227719 Jy ! Component: 100 - total flux cleaned = -3.29836e-05 Jy ! Component: 150 - total flux cleaned = -0.00020008 Jy ! Component: 200 - total flux cleaned = -0.000201292 Jy ! Total flux subtracted in 200 components = -0.000201292 Jy ! Clean residual min=-0.008564 max=0.006935 Jy/beam ! Clean residual mean=-0.000010 rms=0.001329 Jy/beam ! Combined flux in latest and established models = 0.366661 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 87 components and 0.366661 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=0.070449Jy sigma=1.443603 ! Fit after self-cal, rms=0.070441Jy sigma=1.443511 ! 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=0.070441Jy sigma=1.443511 ! Fit after self-cal, rms=0.100362Jy sigma=1.289494 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8764 mas, bmaj=2.06 mas, bpa=-2.835 degrees ! Estimated noise=0.186746 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000470451 Jy ! Component: 100 - total flux cleaned = -0.00082903 Jy ! Component: 150 - total flux cleaned = -0.00114742 Jy ! Component: 200 - total flux cleaned = -0.00114762 Jy ! Total flux subtracted in 200 components = -0.00114762 Jy ! Clean residual min=-0.005663 max=0.003717 Jy/beam ! Clean residual mean=-0.000005 rms=0.000778 Jy/beam ! Combined flux in latest and established models = 0.365513 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 98 components and 0.365514 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=0.099905Jy sigma=1.264448 ! Fit after self-cal, rms=0.100298Jy sigma=1.263943 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 = -2.79778e-05 Jy ! Component: 100 - total flux cleaned = -2.93056e-05 Jy ! Component: 150 - total flux cleaned = -0.000142382 Jy ! Component: 200 - total flux cleaned = -3.21641e-05 Jy ! Total flux subtracted in 200 components = -3.21641e-05 Jy ! Clean residual min=-0.005113 max=0.003448 Jy/beam ! Clean residual mean=-0.000005 rms=0.000716 Jy/beam ! Combined flux in latest and established models = 0.365481 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 101 components and 0.365481 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=0.100125Jy sigma=1.251491 ! Fit after self-cal, rms=0.100130Jy sigma=1.251380 ! 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=0.100130Jy sigma=1.251380 ! Fit after self-cal, rms=0.107358Jy sigma=1.248717 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.158 mas, bmaj=3.561 mas, bpa=1.649 degrees ! Estimated noise=0.237548 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00264575 Jy ! Component: 100 - total flux cleaned = -0.00292183 Jy ! Component: 150 - total flux cleaned = -0.00277324 Jy ! Component: 200 - total flux cleaned = -0.00272618 Jy ! Total flux subtracted in 200 components = -0.00272618 Jy ! Clean residual min=-0.003710 max=0.004160 Jy/beam ! Clean residual mean=-0.000009 rms=0.000841 Jy/beam ! Combined flux in latest and established models = 0.362755 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 115 components and 0.362755 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=0.107271Jy sigma=1.245399 ! Fit after self-cal, rms=0.107291Jy sigma=1.245364 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 (-0.2, -9.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00230416 Jy ! Component: 100 - total flux cleaned = 0.0032206 Jy ! Component: 150 - total flux cleaned = 0.00395668 Jy ! Component: 200 - total flux cleaned = 0.00455549 Jy ! Total flux subtracted in 200 components = 0.00455549 Jy ! Clean residual min=-0.003100 max=0.002375 Jy/beam ! Clean residual mean=-0.000008 rms=0.000663 Jy/beam ! Combined flux in latest and established models = 0.367311 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 150 components and 0.367311 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=0.107212Jy sigma=1.239344 ! Fit after self-cal, rms=0.107206Jy sigma=1.239087 ! 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=0.8747 mas, bmaj=2.058 mas, bpa=-2.696 degrees ! Estimated noise=0.18646 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8747 x 2.058 at -2.696 degrees (North through East) ! Clean map min=-0.0041727 max=0.2768 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=0.7033 mas, bmaj=1.751 mas, bpa=-3.048 degrees ! Estimated noise=0.316864 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.215455 Jy ! Component: 100 - total flux cleaned = 0.270237 Jy ! Component: 150 - total flux cleaned = 0.297534 Jy ! Component: 200 - total flux cleaned = 0.314081 Jy ! Total flux subtracted in 200 components = 0.314081 Jy ! Clean residual min=-0.004484 max=0.008718 Jy/beam ! Clean residual mean=-0.000002 rms=0.001021 Jy/beam ! Combined flux in latest and established models = 0.314081 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.314081 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8747 mas, bmaj=2.058 mas, bpa=-2.696 degrees ! Estimated noise=0.18646 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0136261 Jy ! Component: 100 - total flux cleaned = 0.0225924 Jy ! Component: 150 - total flux cleaned = 0.0293133 Jy ! Component: 200 - total flux cleaned = 0.0345809 Jy ! Total flux subtracted in 200 components = 0.0345809 Jy ! Clean residual min=-0.002898 max=0.003779 Jy/beam ! Clean residual mean=-0.000004 rms=0.000671 Jy/beam ! Combined flux in latest and established models = 0.348662 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 46 components and 0.348662 Jy ! Inverting map ! Added new window around map position (1, 2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0044227 Jy ! Component: 100 - total flux cleaned = 0.00801802 Jy ! Component: 150 - total flux cleaned = 0.0110439 Jy ! Component: 200 - total flux cleaned = 0.0131425 Jy ! Total flux subtracted in 200 components = 0.0131425 Jy ! Clean residual min=-0.002563 max=0.002218 Jy/beam ! Clean residual mean=-0.000004 rms=0.000516 Jy/beam ! Combined flux in latest and established models = 0.361805 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 73 components and 0.361805 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=2.158 mas, bmaj=3.561 mas, bpa=1.649 degrees ! Estimated noise=0.237548 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00221325 Jy ! Component: 100 - total flux cleaned = 0.00378068 Jy ! Component: 150 - total flux cleaned = 0.00497036 Jy ! Component: 200 - total flux cleaned = 0.00602338 Jy ! Total flux subtracted in 200 components = 0.00602338 Jy ! Clean residual min=-0.002636 max=0.002297 Jy/beam ! Clean residual mean=-0.000007 rms=0.000663 Jy/beam ! Combined flux in latest and established models = 0.367828 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 = 0.000725 Jy ! Component: 100 - total flux cleaned = 0.00126419 Jy ! Component: 150 - total flux cleaned = 0.00165942 Jy ! Component: 200 - total flux cleaned = 0.00197447 Jy ! Total flux subtracted in 200 components = 0.00197447 Jy ! Clean residual min=-0.002451 max=0.002094 Jy/beam ! Clean residual mean=-0.000007 rms=0.000634 Jy/beam ! Combined flux in latest and established models = 0.369803 Jy ! Adding 74 model components to the UV plane model. ! The established model now contains 139 components and 0.369803 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8747 mas, bmaj=2.058 mas, bpa=-2.696 degrees ! Estimated noise=0.18646 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.80555e-05 Jy ! Component: 100 - total flux cleaned = 0.000142561 Jy ! Component: 150 - total flux cleaned = 0.000503263 Jy ! Component: 200 - total flux cleaned = 0.000614254 Jy ! Total flux subtracted in 200 components = 0.000614254 Jy ! Clean residual min=-0.001920 max=0.001678 Jy/beam ! Clean residual mean=-0.000004 rms=0.000419 Jy/beam ! Combined flux in latest and established models = 0.370417 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 159 components and 0.370417 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=0.107233Jy sigma=1.215221 ! Fit after self-cal, rms=0.107265Jy sigma=1.214788 wmodel J1716-0452_X_map.mod ! Writing 159 model components to file: J1716-0452_X_map.mod wobs J1716-0452_X_uvs.fits ! Writing UV FITS file: J1716-0452_X_uvs.fits wwins J1716-0452_X_map.win ! wwins: Wrote 7 windows to J1716-0452_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 = -0.000855841 Jy ! Component: 100 - total flux cleaned = -0.000919862 Jy ! Component: 150 - total flux cleaned = -0.000920776 Jy ! Component: 200 - total flux cleaned = -0.00075301 Jy ! Component: 250 - total flux cleaned = -0.000617317 Jy ! Component: 300 - total flux cleaned = -0.000538334 Jy ! Component: 350 - total flux cleaned = -0.000486508 Jy ! Component: 400 - total flux cleaned = -0.000361245 Jy ! Component: 450 - total flux cleaned = -0.000239199 Jy ! Component: 500 - total flux cleaned = -0.000119679 Jy ! Component: 550 - total flux cleaned = 2.07669e-05 Jy ! Component: 600 - total flux cleaned = 0.000158643 Jy ! Component: 650 - total flux cleaned = 0.000316418 Jy ! Component: 700 - total flux cleaned = 0.000427183 Jy ! Component: 750 - total flux cleaned = 0.000558021 Jy ! Component: 800 - total flux cleaned = 0.000686489 Jy ! Component: 850 - total flux cleaned = 0.000812208 Jy ! Component: 900 - total flux cleaned = 0.000955765 Jy ! Component: 950 - total flux cleaned = 0.000975843 Jy ! Component: 1000 - total flux cleaned = 0.00109615 Jy ! Component: 1050 - total flux cleaned = 0.00121457 Jy ! Component: 1100 - total flux cleaned = 0.00129236 Jy ! Component: 1150 - total flux cleaned = 0.00140674 Jy ! Component: 1200 - total flux cleaned = 0.00140663 Jy ! Component: 1250 - total flux cleaned = 0.00159342 Jy ! Component: 1300 - total flux cleaned = 0.001667 Jy ! Component: 1350 - total flux cleaned = 0.00172191 Jy ! Component: 1400 - total flux cleaned = 0.00183009 Jy ! Component: 1450 - total flux cleaned = 0.00188361 Jy ! Component: 1500 - total flux cleaned = 0.00198935 Jy ! Component: 1550 - total flux cleaned = 0.0020766 Jy ! Component: 1600 - total flux cleaned = 0.00217996 Jy ! Component: 1650 - total flux cleaned = 0.00221421 Jy ! Component: 1700 - total flux cleaned = 0.00234951 Jy ! Component: 1750 - total flux cleaned = 0.00236617 Jy ! Component: 1800 - total flux cleaned = 0.00253176 Jy ! Component: 1850 - total flux cleaned = 0.00259702 Jy ! Component: 1900 - total flux cleaned = 0.00264576 Jy ! Component: 1950 - total flux cleaned = 0.0026618 Jy ! Component: 2000 - total flux cleaned = 0.0027256 Jy ! Component: 2050 - total flux cleaned = 0.00275727 Jy ! Component: 2100 - total flux cleaned = 0.00277316 Jy ! Component: 2150 - total flux cleaned = 0.00289738 Jy ! Component: 2200 - total flux cleaned = 0.00289709 Jy ! Component: 2250 - total flux cleaned = 0.0028817 Jy ! Component: 2300 - total flux cleaned = 0.00291192 Jy ! Component: 2350 - total flux cleaned = 0.00291208 Jy ! Component: 2400 - total flux cleaned = 0.00294163 Jy ! Component: 2450 - total flux cleaned = 0.00291223 Jy ! Component: 2500 - total flux cleaned = 0.00297069 Jy ! Component: 2550 - total flux cleaned = 0.00298533 Jy ! Component: 2600 - total flux cleaned = 0.00302857 Jy ! Component: 2650 - total flux cleaned = 0.00299984 Jy ! Component: 2700 - total flux cleaned = 0.00298566 Jy ! Component: 2750 - total flux cleaned = 0.00299974 Jy ! Component: 2800 - total flux cleaned = 0.00297173 Jy ! Component: 2850 - total flux cleaned = 0.00298574 Jy ! Component: 2900 - total flux cleaned = 0.00295797 Jy ! Component: 2950 - total flux cleaned = 0.00294431 Jy ! Component: 3000 - total flux cleaned = 0.00297147 Jy ! Component: 3050 - total flux cleaned = 0.00290362 Jy ! Component: 3100 - total flux cleaned = 0.00287688 Jy ! Component: 3150 - total flux cleaned = 0.00285012 Jy ! Component: 3200 - total flux cleaned = 0.00285003 Jy ! Component: 3250 - total flux cleaned = 0.00291609 Jy ! Component: 3300 - total flux cleaned = 0.00285024 Jy ! Component: 3350 - total flux cleaned = 0.00279797 Jy ! Component: 3400 - total flux cleaned = 0.0028369 Jy ! Component: 3450 - total flux cleaned = 0.00278527 Jy ! Component: 3500 - total flux cleaned = 0.00273391 Jy ! Component: 3550 - total flux cleaned = 0.00267021 Jy ! Component: 3600 - total flux cleaned = 0.0026704 Jy ! Component: 3650 - total flux cleaned = 0.00268304 Jy ! Component: 3700 - total flux cleaned = 0.00264538 Jy ! Component: 3750 - total flux cleaned = 0.00254547 Jy ! Component: 3800 - total flux cleaned = 0.00255784 Jy ! Component: 3850 - total flux cleaned = 0.00247147 Jy ! Component: 3900 - total flux cleaned = 0.00247144 Jy ! Component: 3950 - total flux cleaned = 0.00239823 Jy ! Component: 4000 - total flux cleaned = 0.0023497 Jy ! Component: 4050 - total flux cleaned = 0.00231342 Jy ! Total flux subtracted in 4096 components = 0.00224121 Jy ! Clean residual min=-0.000657 max=0.000666 Jy/beam ! Clean residual mean=-0.000003 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.372658 Jy keep ! Adding 350 model components to the UV plane model. ! The established model now contains 504 components and 0.372658 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1716-0452_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8747 x 2.058 at -2.696 degrees (North through East) ! Clean map min=-0.0013652 max=0.28107 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1716-0452_X_map.fits wmodel /vlbi/uf001/uva//J1716-0452_X_map.mod ! Writing 504 model components to file: /vlbi/uf001/uva//J1716-0452_X_map.mod wobs /vlbi/uf001/uva//J1716-0452_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1716-0452_X_uvs.fits wwins /vlbi/uf001/uva//J1716-0452_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J1716-0452_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.281068 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000216613 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.231204 0.231204 0.462407 0.924815 1.84963 3.69926 7.39852 14.797 29.5941 59.1881 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.281 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1297.56 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1716-0452_X_dfm.log closed on Mon Jan 14 04:05:45 2019