! Started logfile: /vlbi/uf001/uva//J1127-1857_X_b_dfm.log on Mon Jan 14 01:19:21 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//J1127-1857_X_b_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1127-1857_X_b_uva.fits ! AN table 1: 14 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.755102 visibilities/baseline/integration-bin. ! Found source: J1127-1857 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 3552 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 J1127-1857_X_b] 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 64 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 64 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 64 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 64 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 64 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 64 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 64 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 64 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 64 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 64 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 64 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 64 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.629087Jy sigma=20.293477 ! Fit after self-cal, rms=0.301010Jy sigma=3.806908 ! 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=0.6656 mas, bmaj=2.801 mas, bpa=-20.48 degrees ! Estimated noise=1.83724 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 = 0.963191 Jy ! Component: 100 - total flux cleaned = 1.17658 Jy ! Total flux subtracted in 100 components = 1.17658 Jy ! Clean residual min=-0.035588 max=0.072649 Jy/beam ! Clean residual mean=0.000063 rms=0.009918 Jy/beam ! Combined flux in latest and established models = 1.17658 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 1.17658 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=0.165256Jy sigma=2.092765 ! Fit after self-cal, rms=0.165255Jy sigma=2.092714 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.076709 Jy ! Component: 100 - total flux cleaned = 0.115317 Jy ! Total flux subtracted in 100 components = 0.115317 Jy ! Clean residual min=-0.032623 max=0.035065 Jy/beam ! Clean residual mean=0.000025 rms=0.006540 Jy/beam ! Combined flux in latest and established models = 1.2919 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 16 components and 1.2919 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=0.120126Jy sigma=1.481078 ! Fit after self-cal, rms=0.120096Jy sigma=1.480661 ! 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=0.8554 mas, bmaj=3.056 mas, bpa=-18.88 degrees ! Estimated noise=1.37339 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 = 0.0283649 Jy ! Component: 100 - total flux cleaned = 0.0452704 Jy ! Component: 150 - total flux cleaned = 0.0497252 Jy ! Component: 200 - total flux cleaned = 0.0509825 Jy ! Total flux subtracted in 200 components = 0.0509825 Jy ! Clean residual min=-0.034263 max=0.031483 Jy/beam ! Clean residual mean=-0.000002 rms=0.007302 Jy/beam ! Combined flux in latest and established models = 1.34288 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 32 components and 1.34289 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=0.112879Jy sigma=1.374019 ! Fit after self-cal, rms=0.112840Jy sigma=1.373344 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8554 x 3.056 at -18.88 degrees (North through East) ! Clean map min=-0.032662 max=1.261 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 1.01 KP 1.04 ! LA 1.02 MK 1.01 NL 1.05 OV 0.91 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 1.00 KP 1.05 ! LA 1.02 MK 0.99 NL 1.05 OV 0.91 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.04 KP 1.04 ! LA 1.01 MK 1.01 NL 1.04 OV 0.92 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 1.01 KP 1.04 ! LA 1.01 MK 1.00 NL 1.06 OV 0.92 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.00 KP 1.06 ! LA 1.02 MK 1.02 NL 1.04 OV 0.93 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.00 HN 1.01 KP 1.05 ! LA 1.03 MK 1.00 NL 1.03 OV 0.92 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 1.04 KP 1.04 ! LA 1.02 MK 1.01 NL 1.04 OV 0.92 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.03 HN 1.03 KP 1.04 ! LA 1.01 MK 1.01 NL 1.04 OV 0.91 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 1.01 KP 1.06 ! LA 1.01 MK 1.03 NL 1.05 OV 0.93 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 1.01 KP 1.05 ! LA 1.01 MK 0.99 NL 1.04 OV 0.93 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 1.02 KP 1.04 ! LA 1.02 MK 1.01 NL 1.05 OV 0.92 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.98 HN 1.05 KP 1.03 ! LA 1.04 MK 1.05 NL 1.04 OV 0.92 ! ! ! Fit before self-cal, rms=0.112840Jy sigma=1.373344 ! Fit after self-cal, rms=0.086007Jy sigma=1.029033 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8564 mas, bmaj=3.01 mas, bpa=-18.86 degrees ! Estimated noise=1.37808 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (4.8, -15.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00335759 Jy ! Component: 100 - total flux cleaned = 0.00400083 Jy ! Component: 150 - total flux cleaned = 0.00300987 Jy ! Component: 200 - total flux cleaned = 0.0021271 Jy ! Total flux subtracted in 200 components = 0.0021271 Jy ! Clean residual min=-0.012400 max=0.013094 Jy/beam ! Clean residual mean=-0.000003 rms=0.002863 Jy/beam ! Combined flux in latest and established models = 1.34501 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 63 components and 1.34501 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=0.077615Jy sigma=0.930314 ! Fit after self-cal, rms=0.077460Jy sigma=0.927287 ! 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=0.077460Jy sigma=0.927287 ! Fit after self-cal, rms=0.068040Jy sigma=0.805291 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.855 mas, bmaj=3.023 mas, bpa=-18.97 degrees ! Estimated noise=1.37864 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00225343 Jy ! Component: 100 - total flux cleaned = 0.00449726 Jy ! Component: 150 - total flux cleaned = 0.00595839 Jy ! Component: 200 - total flux cleaned = 0.00689672 Jy ! Total flux subtracted in 200 components = 0.00689672 Jy ! Clean residual min=-0.006157 max=0.004835 Jy/beam ! Clean residual mean=-0.000001 rms=0.001171 Jy/beam ! Combined flux in latest and established models = 1.35191 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 81 components and 1.35191 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=0.067339Jy sigma=0.797734 ! Fit after self-cal, rms=0.067345Jy sigma=0.797516 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 = 0.000787281 Jy ! Component: 100 - total flux cleaned = 0.00127389 Jy ! Component: 150 - total flux cleaned = 0.0019039 Jy ! Component: 200 - total flux cleaned = 0.00232662 Jy ! Total flux subtracted in 200 components = 0.00232662 Jy ! Clean residual min=-0.005550 max=0.004610 Jy/beam ! Clean residual mean=-0.000002 rms=0.001124 Jy/beam ! Combined flux in latest and established models = 1.35424 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 97 components and 1.35424 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=0.067092Jy sigma=0.794816 ! Fit after self-cal, rms=0.067095Jy sigma=0.794743 ! 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=0.067095Jy sigma=0.794743 ! Fit after self-cal, rms=0.067059Jy sigma=0.793801 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8547 mas, bmaj=3.025 mas, bpa=-18.96 degrees ! Estimated noise=1.37862 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000247607 Jy ! Component: 100 - total flux cleaned = 0.00064083 Jy ! Component: 150 - total flux cleaned = 0.00143678 Jy ! Component: 200 - total flux cleaned = 0.00195203 Jy ! Total flux subtracted in 200 components = 0.00195203 Jy ! Clean residual min=-0.005077 max=0.004185 Jy/beam ! Clean residual mean=-0.000002 rms=0.001062 Jy/beam ! Combined flux in latest and established models = 1.35619 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 100 components and 1.35619 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=0.066842Jy sigma=0.791427 ! Fit after self-cal, rms=0.066846Jy sigma=0.791323 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 = 0.000288554 Jy ! Component: 100 - total flux cleaned = 0.000756786 Jy ! Component: 150 - total flux cleaned = 0.00107155 Jy ! Component: 200 - total flux cleaned = 0.0013728 Jy ! Total flux subtracted in 200 components = 0.0013728 Jy ! Clean residual min=-0.004718 max=0.004133 Jy/beam ! Clean residual mean=-0.000002 rms=0.001039 Jy/beam ! Combined flux in latest and established models = 1.35756 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 107 components and 1.35756 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=0.066730Jy sigma=0.789981 ! Fit after self-cal, rms=0.066733Jy sigma=0.789937 ! 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=0.066733Jy sigma=0.789937 ! Fit after self-cal, rms=0.066736Jy sigma=0.789526 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.979 mas, bmaj=4.44 mas, bpa=-2.977 degrees ! Estimated noise=1.76348 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000550964 Jy ! Component: 100 - total flux cleaned = 0.00114492 Jy ! Component: 150 - total flux cleaned = 0.0016568 Jy ! Component: 200 - total flux cleaned = 0.00190496 Jy ! Total flux subtracted in 200 components = 0.00190496 Jy ! Clean residual min=-0.004409 max=0.004431 Jy/beam ! Clean residual mean=-0.000006 rms=0.001191 Jy/beam ! Combined flux in latest and established models = 1.35947 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 122 components and 1.35947 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=0.066698Jy sigma=0.789160 ! Fit after self-cal, rms=0.066692Jy sigma=0.789120 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 = 6.11972e-05 Jy ! Component: 100 - total flux cleaned = 0.000131943 Jy ! Component: 150 - total flux cleaned = 0.000232986 Jy ! Component: 200 - total flux cleaned = 0.000358328 Jy ! Total flux subtracted in 200 components = 0.000358328 Jy ! Clean residual min=-0.004269 max=0.004407 Jy/beam ! Clean residual mean=-0.000007 rms=0.001164 Jy/beam ! Combined flux in latest and established models = 1.35982 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 126 components and 1.35982 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=0.066672Jy sigma=0.788930 ! Fit after self-cal, rms=0.066667Jy sigma=0.788898 ! 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=0.8545 mas, bmaj=3.026 mas, bpa=-18.95 degrees ! Estimated noise=1.37877 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8545 x 3.026 at -18.95 degrees (North through East) ! Clean map min=-0.0062393 max=1.2593 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 ! Performing amp+phase self-cal ! ! 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=0.066667Jy sigma=0.788898 ! Fit after self-cal, rms=0.063251Jy sigma=0.732476 ! Inverting map and beam ! Estimated beam: bmin=0.8542 mas, bmaj=3.026 mas, bpa=-18.96 degrees ! Estimated noise=1.379 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000306572 Jy ! Component: 100 - total flux cleaned = 0.000494103 Jy ! Component: 150 - total flux cleaned = 0.000715547 Jy ! Component: 200 - total flux cleaned = 0.00087332 Jy ! Total flux subtracted in 200 components = 0.00087332 Jy ! Clean residual min=-0.004252 max=0.003992 Jy/beam ! Clean residual mean=-0.000003 rms=0.000984 Jy/beam ! Combined flux in latest and established models = 1.3607 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 133 components and 1.3607 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=0.063142Jy sigma=0.731134 ! Fit after self-cal, rms=0.063144Jy sigma=0.731095 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000182326 Jy ! Component: 100 - total flux cleaned = 0.00028021 Jy ! Component: 150 - total flux cleaned = 0.00037045 Jy ! Component: 200 - total flux cleaned = 0.000500023 Jy ! Total flux subtracted in 200 components = 0.000500023 Jy ! Clean residual min=-0.004112 max=0.003857 Jy/beam ! Clean residual mean=-0.000004 rms=0.000974 Jy/beam ! Combined flux in latest and established models = 1.3612 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 143 components and 1.3612 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=0.063083Jy sigma=0.730332 ! Fit after self-cal, rms=0.063085Jy sigma=0.730305 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.063085Jy sigma=0.730305 ! Fit after self-cal, rms=0.063110Jy sigma=0.730049 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=0.6699 mas, bmaj=2.808 mas, bpa=-20.51 degrees ! Estimated noise=1.84082 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.96379 Jy ! Component: 100 - total flux cleaned = 1.17604 Jy ! Component: 150 - total flux cleaned = 1.24768 Jy ! Component: 200 - total flux cleaned = 1.28311 Jy ! Total flux subtracted in 200 components = 1.28311 Jy ! Clean residual min=-0.012109 max=0.017222 Jy/beam ! Clean residual mean=0.000016 rms=0.002869 Jy/beam ! Combined flux in latest and established models = 1.28311 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 15 model components to the UV plane model. ! The established model now contains 15 components and 1.28311 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8542 mas, bmaj=3.027 mas, bpa=-18.95 degrees ! Estimated noise=1.37934 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 = 0.0257489 Jy ! Component: 100 - total flux cleaned = 0.0398227 Jy ! Component: 150 - total flux cleaned = 0.0450846 Jy ! Component: 200 - total flux cleaned = 0.0491582 Jy ! Total flux subtracted in 200 components = 0.0491582 Jy ! Clean residual min=-0.005647 max=0.006392 Jy/beam ! Clean residual mean=0.000006 rms=0.001432 Jy/beam ! Combined flux in latest and established models = 1.33227 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 54 components and 1.33227 Jy ! Inverting map ! Added new window around map position (-1.4, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00497758 Jy ! Component: 100 - total flux cleaned = 0.00775355 Jy ! Component: 150 - total flux cleaned = 0.00995878 Jy ! Component: 200 - total flux cleaned = 0.0115693 Jy ! Total flux subtracted in 200 components = 0.0115693 Jy ! Clean residual min=-0.004757 max=0.004274 Jy/beam ! Clean residual mean=0.000001 rms=0.001125 Jy/beam ! Combined flux in latest and established models = 1.34384 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 75 components and 1.34384 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=1.979 mas, bmaj=4.439 mas, bpa=-2.979 degrees ! Estimated noise=1.76475 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00398952 Jy ! Component: 100 - total flux cleaned = 0.00578823 Jy ! Component: 150 - total flux cleaned = 0.00718408 Jy ! Component: 200 - total flux cleaned = 0.00819382 Jy ! Total flux subtracted in 200 components = 0.00819382 Jy ! Clean residual min=-0.004325 max=0.003616 Jy/beam ! Clean residual mean=-0.000002 rms=0.001113 Jy/beam ! Combined flux in latest and established models = 1.35203 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 = 0.000798203 Jy ! Component: 100 - total flux cleaned = 0.00149468 Jy ! Component: 150 - total flux cleaned = 0.00210503 Jy ! Component: 200 - total flux cleaned = 0.00264213 Jy ! Total flux subtracted in 200 components = 0.00264213 Jy ! Clean residual min=-0.003923 max=0.003606 Jy/beam ! Clean residual mean=-0.000003 rms=0.001035 Jy/beam ! Combined flux in latest and established models = 1.35468 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 120 components and 1.35468 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8542 mas, bmaj=3.027 mas, bpa=-18.95 degrees ! Estimated noise=1.37934 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00137699 Jy ! Component: 100 - total flux cleaned = -0.00148374 Jy ! Component: 150 - total flux cleaned = -0.00157764 Jy ! Component: 200 - total flux cleaned = -0.00149787 Jy ! Total flux subtracted in 200 components = -0.00149787 Jy ! Clean residual min=-0.004021 max=0.003743 Jy/beam ! Clean residual mean=-0.000002 rms=0.000923 Jy/beam ! Combined flux in latest and established models = 1.35318 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 135 components and 1.35318 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=0.063108Jy sigma=0.729072 ! Fit after self-cal, rms=0.063041Jy sigma=0.728412 wmodel J1127-1857_X_b_map.mod ! Writing 135 model components to file: J1127-1857_X_b_map.mod wobs J1127-1857_X_b_uvs.fits ! Writing UV FITS file: J1127-1857_X_b_uvs.fits wwins J1127-1857_X_b_map.win ! wwins: Wrote 3 windows to J1127-1857_X_b_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 = -0.00140024 Jy ! Component: 100 - total flux cleaned = -0.00206417 Jy ! Component: 150 - total flux cleaned = -0.00237834 Jy ! Component: 200 - total flux cleaned = -0.00249912 Jy ! Component: 250 - total flux cleaned = -0.00244415 Jy ! Component: 300 - total flux cleaned = -0.00228329 Jy ! Component: 350 - total flux cleaned = -0.00186603 Jy ! Component: 400 - total flux cleaned = -0.00171435 Jy ! Component: 450 - total flux cleaned = -0.00146781 Jy ! Component: 500 - total flux cleaned = -0.00137148 Jy ! Component: 550 - total flux cleaned = -0.00132383 Jy ! Component: 600 - total flux cleaned = -0.00123267 Jy ! Component: 650 - total flux cleaned = -0.00118773 Jy ! Component: 700 - total flux cleaned = -0.00118695 Jy ! Component: 750 - total flux cleaned = -0.00110059 Jy ! Component: 800 - total flux cleaned = -0.00109929 Jy ! Component: 850 - total flux cleaned = -0.00101592 Jy ! Component: 900 - total flux cleaned = -0.00105721 Jy ! Component: 950 - total flux cleaned = -0.00109807 Jy ! Component: 1000 - total flux cleaned = -0.00105913 Jy ! Component: 1050 - total flux cleaned = -0.00102033 Jy ! Component: 1100 - total flux cleaned = -0.00105879 Jy ! Component: 1150 - total flux cleaned = -0.00102112 Jy ! Component: 1200 - total flux cleaned = -0.00105855 Jy ! Component: 1250 - total flux cleaned = -0.000912666 Jy ! Component: 1300 - total flux cleaned = -0.00094867 Jy ! Component: 1350 - total flux cleaned = -0.00073592 Jy ! Component: 1400 - total flux cleaned = -0.000876359 Jy ! Component: 1450 - total flux cleaned = -0.000807192 Jy ! Component: 1500 - total flux cleaned = -0.000841656 Jy ! Component: 1550 - total flux cleaned = -0.000908807 Jy ! Component: 1600 - total flux cleaned = -0.000974913 Jy ! Component: 1650 - total flux cleaned = -0.00100741 Jy ! Component: 1700 - total flux cleaned = -0.0011049 Jy ! Component: 1750 - total flux cleaned = -0.0012012 Jy ! Component: 1800 - total flux cleaned = -0.00132735 Jy ! Component: 1850 - total flux cleaned = -0.00145239 Jy ! Component: 1900 - total flux cleaned = -0.001545 Jy ! Component: 1950 - total flux cleaned = -0.00163643 Jy ! Component: 2000 - total flux cleaned = -0.00166663 Jy ! Component: 2050 - total flux cleaned = -0.00172661 Jy ! Component: 2100 - total flux cleaned = -0.00175626 Jy ! Component: 2150 - total flux cleaned = -0.00181476 Jy ! Component: 2200 - total flux cleaned = -0.00187293 Jy ! Component: 2250 - total flux cleaned = -0.00198815 Jy ! Component: 2300 - total flux cleaned = -0.00210205 Jy ! Component: 2350 - total flux cleaned = -0.00213038 Jy ! Component: 2400 - total flux cleaned = -0.00221382 Jy ! Component: 2450 - total flux cleaned = -0.00232395 Jy ! Component: 2500 - total flux cleaned = -0.00232378 Jy ! Component: 2550 - total flux cleaned = -0.00235101 Jy ! Component: 2600 - total flux cleaned = -0.00245873 Jy ! Component: 2650 - total flux cleaned = -0.00253846 Jy ! Component: 2700 - total flux cleaned = -0.0024589 Jy ! Component: 2750 - total flux cleaned = -0.00259056 Jy ! Component: 2800 - total flux cleaned = -0.00261653 Jy ! Component: 2850 - total flux cleaned = -0.00261712 Jy ! Component: 2900 - total flux cleaned = -0.00274513 Jy ! Component: 2950 - total flux cleaned = -0.00274541 Jy ! Component: 3000 - total flux cleaned = -0.0029216 Jy ! Component: 3050 - total flux cleaned = -0.00284671 Jy ! Component: 3100 - total flux cleaned = -0.00301985 Jy ! Component: 3150 - total flux cleaned = -0.00311785 Jy ! Component: 3200 - total flux cleaned = -0.00309359 Jy ! Component: 3250 - total flux cleaned = -0.00316615 Jy ! Component: 3300 - total flux cleaned = -0.00319 Jy ! Component: 3350 - total flux cleaned = -0.00330865 Jy ! Component: 3400 - total flux cleaned = -0.00335572 Jy ! Component: 3450 - total flux cleaned = -0.00349603 Jy ! Component: 3500 - total flux cleaned = -0.00347264 Jy ! Component: 3550 - total flux cleaned = -0.00358762 Jy ! Component: 3600 - total flux cleaned = -0.0036335 Jy ! Component: 3650 - total flux cleaned = -0.00367915 Jy ! Component: 3700 - total flux cleaned = -0.00385919 Jy ! Component: 3750 - total flux cleaned = -0.00392612 Jy ! Component: 3800 - total flux cleaned = -0.00401493 Jy ! Component: 3850 - total flux cleaned = -0.00416899 Jy ! Component: 3900 - total flux cleaned = -0.00410316 Jy ! Component: 3950 - total flux cleaned = -0.0042337 Jy ! Component: 4000 - total flux cleaned = -0.00434183 Jy ! Component: 4050 - total flux cleaned = -0.00438468 Jy ! Total flux subtracted in 4096 components = -0.00446988 Jy ! Clean residual min=-0.001492 max=0.001364 Jy/beam ! Clean residual mean=0.000003 rms=0.000354 Jy/beam ! Combined flux in latest and established models = 1.34871 Jy keep ! Adding 272 model components to the UV plane model. ! The established model now contains 407 components and 1.34871 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1127-1857_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8542 x 3.027 at -18.95 degrees (North through East) ! Clean map min=-0.0071155 max=1.2595 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1127-1857_X_b_map.fits wmodel /vlbi/uf001/uva//J1127-1857_X_b_map.mod ! Writing 407 model components to file: /vlbi/uf001/uva//J1127-1857_X_b_map.mod wobs /vlbi/uf001/uva//J1127-1857_X_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1127-1857_X_b_uvs.fits wwins /vlbi/uf001/uva//J1127-1857_X_b_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1127-1857_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.2595 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000348795 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.083079 0.083079 0.166158 0.332316 0.664632 1.32926 2.65853 5.31706 10.6341 21.2682 42.5365 85.0729 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.259 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3611.02 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1127-1857_X_b_dfm.log closed on Mon Jan 14 01:19:25 2019