! Started logfile: /vlbi/uf001/uva//J2016-2708_X_dfm.log on Mon Jan 14 05:26:12 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//J2016-2708_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2016-2708_X_uva.fits ! AN table 1: 38 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.885234 visibilities/baseline/integration-bin. ! Found source: J2016-2708 ! ! 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 14532 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 J2016-2708_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 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.005140Jy sigma=17.831950 ! Fit after self-cal, rms=0.934344Jy sigma=16.487961 ! 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=0.6456 mas, bmaj=1.99 mas, bpa=6.502 degrees ! Estimated noise=0.65671 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 = 0.050018 Jy ! Component: 100 - total flux cleaned = 0.0636608 Jy ! Total flux subtracted in 100 components = 0.0636608 Jy ! Clean residual min=-0.005701 max=0.006205 Jy/beam ! Clean residual mean=-0.000005 rms=0.001381 Jy/beam ! Combined flux in latest and established models = 0.0636608 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0636608 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=0.085059Jy sigma=1.326276 ! Fit after self-cal, rms=0.084481Jy sigma=1.317814 ! 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=0.827 mas, bmaj=2.329 mas, bpa=6.123 degrees ! Estimated noise=0.355683 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 = 0.0117111 Jy ! Component: 100 - total flux cleaned = 0.01714 Jy ! Component: 150 - total flux cleaned = 0.0201554 Jy ! Component: 200 - total flux cleaned = 0.0220014 Jy ! Total flux subtracted in 200 components = 0.0220014 Jy ! Clean residual min=-0.004458 max=0.005221 Jy/beam ! Clean residual mean=-0.000003 rms=0.001188 Jy/beam ! Combined flux in latest and established models = 0.0856622 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 32 components and 0.0856622 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=0.083409Jy sigma=1.280413 ! Fit after self-cal, rms=0.083390Jy sigma=1.279610 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.827 x 2.329 at 6.123 degrees (North through East) ! Clean map min=-0.004087 max=0.070074 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.22 FD 0.99 HN 1.28 KP 0.79 ! LA 0.92 MK 1.06 NL 1.26 OV 0.91 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 0.96 HN 1.29 KP 0.84 ! LA 0.88 MK 0.97 NL 1.21 OV 1.01 ! SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.26 FD 0.88 HN 1.13 KP 0.84 ! LA 0.91 MK 1.10 NL 1.21 OV 0.96 ! SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.25 FD 0.94 HN 1.24 KP 0.90 ! LA 0.92 MK 1.07 NL 1.32 OV 0.83 ! SC 0.91 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.05 HN 1.17 KP 0.79 ! LA 0.91 MK 1.02 NL 1.20 OV 1.01 ! SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.96 HN 1.23 KP 0.80 ! LA 0.86 MK 1.27 NL 1.21 OV 1.00 ! SC 1.07 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 0.89 HN 1.23 KP 0.79 ! LA 0.90 MK 1.02 NL 1.20 OV 0.92 ! SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 1.19 KP 0.89 ! LA 0.89 MK 1.14 NL 1.21 OV 0.97 ! SC 0.92 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 0.95 HN 1.05 KP 0.88 ! LA 0.92 MK 1.02 NL 1.23 OV 0.85 ! SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.89 HN 1.20 KP 0.84 ! LA 0.94 MK 0.97 NL 1.31 OV 0.90 ! SC 1.08 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.26 FD 0.94 HN 1.15 KP 0.78 ! LA 0.94 MK 0.84 NL 1.29 OV 0.97 ! SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.85 HN 1.04 KP 0.86 ! LA 0.89 MK 0.94 NL 1.38 OV 0.92 ! SC 0.92 ! ! ! Fit before self-cal, rms=0.083390Jy sigma=1.279610 ! Fit after self-cal, rms=0.091617Jy sigma=1.254722 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8332 mas, bmaj=2.364 mas, bpa=6.67 degrees ! Estimated noise=0.352796 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 (19.4, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0018849 Jy ! Component: 100 - total flux cleaned = 0.0018849 Jy ! Component: 150 - total flux cleaned = 0.00184617 Jy ! Component: 200 - total flux cleaned = 0.00184552 Jy ! Total flux subtracted in 200 components = 0.00184552 Jy ! Clean residual min=-0.001900 max=0.002190 Jy/beam ! Clean residual mean=0.000002 rms=0.000506 Jy/beam ! Combined flux in latest and established models = 0.0875077 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 42 components and 0.0875077 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=0.091539Jy sigma=1.253036 ! Fit after self-cal, rms=0.091951Jy sigma=1.251232 ! 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=0.091951Jy sigma=1.251232 ! Fit after self-cal, rms=0.099400Jy sigma=1.247011 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8385 mas, bmaj=2.382 mas, bpa=6.452 degrees ! Estimated noise=0.35316 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000186776 Jy ! Component: 100 - total flux cleaned = 0.000252234 Jy ! Component: 150 - total flux cleaned = 0.000281409 Jy ! Component: 200 - total flux cleaned = 0.000308393 Jy ! Total flux subtracted in 200 components = 0.000308393 Jy ! Clean residual min=-0.001815 max=0.001683 Jy/beam ! Clean residual mean=-0.000001 rms=0.000427 Jy/beam ! Combined flux in latest and established models = 0.0878161 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 59 components and 0.0878161 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=0.099369Jy sigma=1.246738 ! Fit after self-cal, rms=0.099547Jy sigma=1.246444 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 = 3.43363e-05 Jy ! Component: 100 - total flux cleaned = 3.48517e-05 Jy ! Component: 150 - total flux cleaned = 5.81769e-05 Jy ! Component: 200 - total flux cleaned = 5.7972e-05 Jy ! Total flux subtracted in 200 components = 5.7972e-05 Jy ! Clean residual min=-0.001782 max=0.001621 Jy/beam ! Clean residual mean=-0.000001 rms=0.000424 Jy/beam ! Combined flux in latest and established models = 0.0878741 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 66 components and 0.0878741 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=0.099525Jy sigma=1.246297 ! Fit after self-cal, rms=0.099531Jy sigma=1.246279 ! 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=0.099531Jy sigma=1.246279 ! Fit after self-cal, rms=0.100456Jy sigma=1.246216 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8377 mas, bmaj=2.382 mas, bpa=6.505 degrees ! Estimated noise=0.352269 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.89335e-05 Jy ! Component: 100 - total flux cleaned = -2.90697e-05 Jy ! Component: 150 - total flux cleaned = -7.91537e-06 Jy ! Component: 200 - total flux cleaned = -8.00553e-06 Jy ! Total flux subtracted in 200 components = -8.00553e-06 Jy ! Clean residual min=-0.001736 max=0.001601 Jy/beam ! Clean residual mean=-0.000002 rms=0.000420 Jy/beam ! Combined flux in latest and established models = 0.0878661 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 69 components and 0.0878661 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=0.100438Jy sigma=1.246085 ! Fit after self-cal, rms=0.100464Jy sigma=1.246066 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 = 2.48475e-05 Jy ! Component: 100 - total flux cleaned = 4.46966e-05 Jy ! Component: 150 - total flux cleaned = 6.42063e-05 Jy ! Component: 200 - total flux cleaned = 8.2998e-05 Jy ! Total flux subtracted in 200 components = 8.2998e-05 Jy ! Clean residual min=-0.001701 max=0.001596 Jy/beam ! Clean residual mean=-0.000001 rms=0.000419 Jy/beam ! Combined flux in latest and established models = 0.0879491 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 71 components and 0.0879491 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=0.100449Jy sigma=1.245970 ! Fit after self-cal, rms=0.100450Jy sigma=1.245962 ! 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=0.100450Jy sigma=1.245962 ! Fit after self-cal, rms=0.100701Jy sigma=1.245942 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.154 mas, bmaj=4.982 mas, bpa=6.179 degrees ! Estimated noise=0.439833 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000301538 Jy ! Component: 100 - total flux cleaned = -0.00037157 Jy ! Component: 150 - total flux cleaned = -0.000399835 Jy ! Component: 200 - total flux cleaned = -0.000410593 Jy ! Total flux subtracted in 200 components = -0.000410593 Jy ! Clean residual min=-0.001787 max=0.001867 Jy/beam ! Clean residual mean=-0.000003 rms=0.000485 Jy/beam ! Combined flux in latest and established models = 0.0875385 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 78 components and 0.0875385 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=0.100697Jy sigma=1.245891 ! Fit after self-cal, rms=0.100696Jy sigma=1.245860 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.52511e-05 Jy ! Component: 100 - total flux cleaned = -8.26184e-05 Jy ! Component: 150 - total flux cleaned = -9.39733e-05 Jy ! Component: 200 - total flux cleaned = -0.00010418 Jy ! Total flux subtracted in 200 components = -0.00010418 Jy ! Clean residual min=-0.001782 max=0.001842 Jy/beam ! Clean residual mean=-0.000003 rms=0.000483 Jy/beam ! Combined flux in latest and established models = 0.0874343 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 81 components and 0.0874343 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=0.100692Jy sigma=1.245835 ! Fit after self-cal, rms=0.100684Jy sigma=1.245814 ! 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=0.837 mas, bmaj=2.381 mas, bpa=6.543 degrees ! Estimated noise=0.351426 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.837 x 2.381 at 6.543 degrees (North through East) ! Clean map min=-0.0015232 max=0.069457 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=0.6523 mas, bmaj=2.019 mas, bpa=7.135 degrees ! Estimated noise=0.663084 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0499325 Jy ! Component: 100 - total flux cleaned = 0.0648537 Jy ! Component: 150 - total flux cleaned = 0.0725855 Jy ! Component: 200 - total flux cleaned = 0.0770777 Jy ! Total flux subtracted in 200 components = 0.0770777 Jy ! Clean residual min=-0.004097 max=0.003650 Jy/beam ! Clean residual mean=-0.000002 rms=0.001033 Jy/beam ! Combined flux in latest and established models = 0.0770777 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 0.0770777 Jy ! Inverting map and beam ! Estimated beam: bmin=0.837 mas, bmaj=2.381 mas, bpa=6.543 degrees ! Estimated noise=0.351426 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 = 0.00398455 Jy ! Component: 100 - total flux cleaned = 0.00630795 Jy ! Component: 150 - total flux cleaned = 0.0078844 Jy ! Component: 200 - total flux cleaned = 0.00846006 Jy ! Total flux subtracted in 200 components = 0.00846006 Jy ! Clean residual min=-0.001833 max=0.001646 Jy/beam ! Clean residual mean=-0.000003 rms=0.000441 Jy/beam ! Combined flux in latest and established models = 0.0855377 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 31 components and 0.0855377 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=2.154 mas, bmaj=4.982 mas, bpa=6.179 degrees ! Estimated noise=0.439833 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00131276 Jy ! Component: 100 - total flux cleaned = 0.00156944 Jy ! Component: 150 - total flux cleaned = 0.00154778 Jy ! Component: 200 - total flux cleaned = 0.00154742 Jy ! Total flux subtracted in 200 components = 0.00154742 Jy ! Clean residual min=-0.001850 max=0.001872 Jy/beam ! Clean residual mean=-0.000004 rms=0.000488 Jy/beam ! Combined flux in latest and established models = 0.0870852 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 = -1.04151e-06 Jy ! Component: 100 - total flux cleaned = -2.96076e-05 Jy ! Component: 150 - total flux cleaned = -5.55543e-05 Jy ! Component: 200 - total flux cleaned = -5.5493e-05 Jy ! Total flux subtracted in 200 components = -5.5493e-05 Jy ! Clean residual min=-0.001834 max=0.001832 Jy/beam ! Clean residual mean=-0.000004 rms=0.000485 Jy/beam ! Combined flux in latest and established models = 0.0870297 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 47 components and 0.0870297 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.837 mas, bmaj=2.381 mas, bpa=6.543 degrees ! Estimated noise=0.351426 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000173033 Jy ! Component: 100 - total flux cleaned = -0.000235901 Jy ! Component: 150 - total flux cleaned = -0.000263193 Jy ! Component: 200 - total flux cleaned = -0.000238364 Jy ! Total flux subtracted in 200 components = -0.000238364 Jy ! Clean residual min=-0.001710 max=0.001573 Jy/beam ! Clean residual mean=-0.000002 rms=0.000419 Jy/beam ! Combined flux in latest and established models = 0.0867913 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 58 components and 0.0867913 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=0.100695Jy sigma=1.246002 ! Fit after self-cal, rms=0.100685Jy sigma=1.245906 wmodel J2016-2708_X_map.mod ! Writing 58 model components to file: J2016-2708_X_map.mod wobs J2016-2708_X_uvs.fits ! Writing UV FITS file: J2016-2708_X_uvs.fits wwins J2016-2708_X_map.win ! wwins: Wrote 2 windows to J2016-2708_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 = -0.00034536 Jy ! Component: 100 - total flux cleaned = -0.000374776 Jy ! Component: 150 - total flux cleaned = -0.000374962 Jy ! Component: 200 - total flux cleaned = -0.000401257 Jy ! Component: 250 - total flux cleaned = -0.000375686 Jy ! Component: 300 - total flux cleaned = -0.000350502 Jy ! Component: 350 - total flux cleaned = -0.000276561 Jy ! Component: 400 - total flux cleaned = -0.000132519 Jy ! Component: 450 - total flux cleaned = -0.000132665 Jy ! Component: 500 - total flux cleaned = -6.30198e-05 Jy ! Component: 550 - total flux cleaned = -1.77374e-05 Jy ! Component: 600 - total flux cleaned = -1.82021e-05 Jy ! Component: 650 - total flux cleaned = -4.00003e-05 Jy ! Component: 700 - total flux cleaned = -1.80552e-05 Jy ! Component: 750 - total flux cleaned = 3.27793e-06 Jy ! Component: 800 - total flux cleaned = 3.34333e-06 Jy ! Component: 850 - total flux cleaned = 2.3656e-05 Jy ! Component: 900 - total flux cleaned = -1.69341e-05 Jy ! Component: 950 - total flux cleaned = 2.34868e-05 Jy ! Component: 1000 - total flux cleaned = 3.60498e-06 Jy ! Component: 1050 - total flux cleaned = 8.18709e-05 Jy ! Component: 1100 - total flux cleaned = 6.21077e-05 Jy ! Component: 1150 - total flux cleaned = 6.21469e-05 Jy ! Component: 1200 - total flux cleaned = 0.000119187 Jy ! Component: 1250 - total flux cleaned = 0.000212514 Jy ! Component: 1300 - total flux cleaned = 0.000194025 Jy ! Component: 1350 - total flux cleaned = 0.00024893 Jy ! Component: 1400 - total flux cleaned = 0.000212891 Jy ! Component: 1450 - total flux cleaned = 0.000230999 Jy ! Component: 1500 - total flux cleaned = 0.000283844 Jy ! Component: 1550 - total flux cleaned = 0.000318956 Jy ! Component: 1600 - total flux cleaned = 0.00038817 Jy ! Component: 1650 - total flux cleaned = 0.000456573 Jy ! Component: 1700 - total flux cleaned = 0.000473276 Jy ! Component: 1750 - total flux cleaned = 0.000473374 Jy ! Component: 1800 - total flux cleaned = 0.000457114 Jy ! Component: 1850 - total flux cleaned = 0.000523127 Jy ! Component: 1900 - total flux cleaned = 0.000621078 Jy ! Component: 1950 - total flux cleaned = 0.000604694 Jy ! Component: 2000 - total flux cleaned = 0.000668872 Jy ! Component: 2050 - total flux cleaned = 0.000668769 Jy ! Component: 2100 - total flux cleaned = 0.000716404 Jy ! Component: 2150 - total flux cleaned = 0.000685055 Jy ! Component: 2200 - total flux cleaned = 0.000747362 Jy ! Component: 2250 - total flux cleaned = 0.000778259 Jy ! Component: 2300 - total flux cleaned = 0.000824006 Jy ! Component: 2350 - total flux cleaned = 0.000884528 Jy ! Component: 2400 - total flux cleaned = 0.000869471 Jy ! Component: 2450 - total flux cleaned = 0.000899427 Jy ! Component: 2500 - total flux cleaned = 0.000914279 Jy ! Component: 2550 - total flux cleaned = 0.00098789 Jy ! Component: 2600 - total flux cleaned = 0.00103154 Jy ! Component: 2650 - total flux cleaned = 0.00103157 Jy ! Component: 2700 - total flux cleaned = 0.00108911 Jy ! Component: 2750 - total flux cleaned = 0.00113193 Jy ! Component: 2800 - total flux cleaned = 0.00116024 Jy ! Component: 2850 - total flux cleaned = 0.00121645 Jy ! Component: 2900 - total flux cleaned = 0.00121635 Jy ! Component: 2950 - total flux cleaned = 0.00127175 Jy ! Component: 3000 - total flux cleaned = 0.00129916 Jy ! Component: 3050 - total flux cleaned = 0.00132632 Jy ! Component: 3100 - total flux cleaned = 0.00136691 Jy ! Component: 3150 - total flux cleaned = 0.00135353 Jy ! Component: 3200 - total flux cleaned = 0.00130005 Jy ! Component: 3250 - total flux cleaned = 0.001393 Jy ! Component: 3300 - total flux cleaned = 0.00135326 Jy ! Component: 3350 - total flux cleaned = 0.00135321 Jy ! Component: 3400 - total flux cleaned = 0.00132713 Jy ! Component: 3450 - total flux cleaned = 0.00131419 Jy ! Component: 3500 - total flux cleaned = 0.00130148 Jy ! Component: 3550 - total flux cleaned = 0.00130162 Jy ! Component: 3600 - total flux cleaned = 0.00127628 Jy ! Component: 3650 - total flux cleaned = 0.0012763 Jy ! Component: 3700 - total flux cleaned = 0.00127629 Jy ! Component: 3750 - total flux cleaned = 0.00127638 Jy ! Component: 3800 - total flux cleaned = 0.00122679 Jy ! Component: 3850 - total flux cleaned = 0.00128836 Jy ! Component: 3900 - total flux cleaned = 0.00125158 Jy ! Component: 3950 - total flux cleaned = 0.001215 Jy ! Component: 4000 - total flux cleaned = 0.00121505 Jy ! Component: 4050 - total flux cleaned = 0.00120295 Jy ! Total flux subtracted in 4096 components = 0.00111887 Jy ! Clean residual min=-0.000691 max=0.000764 Jy/beam ! Clean residual mean=-0.000001 rms=0.000203 Jy/beam ! Combined flux in latest and established models = 0.0879102 Jy keep ! Adding 268 model components to the UV plane model. ! The established model now contains 326 components and 0.0879102 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2016-2708_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.837 x 2.381 at 6.543 degrees (North through East) ! Clean map min=-0.0013974 max=0.069654 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2016-2708_X_map.fits wmodel /vlbi/uf001/uva//J2016-2708_X_map.mod ! Writing 326 model components to file: /vlbi/uf001/uva//J2016-2708_X_map.mod wobs /vlbi/uf001/uva//J2016-2708_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2016-2708_X_uvs.fits wwins /vlbi/uf001/uva//J2016-2708_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J2016-2708_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0696544 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000201794 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.869121 0.869121 1.73824 3.47648 6.95297 13.9059 27.8119 55.6238 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.069 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 345.176 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2016-2708_X_dfm.log closed on Mon Jan 14 05:26:17 2019