! Started logfile: /vlbi/bp222/maps//J1352-2649_X_dfm.log on Thu Sep 27 11:12:14 2018 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/bp222/maps//J1352-2649_X_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1352-2649_X_uvm.fits ! AN table 1: 27 integrations on 10 of 10 possible baselines. ! AN table 2: 115 integrations on 10 of 10 possible baselines. ! AN table 3: 23 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.943773 visibilities/baseline/integration-bin. ! Found source: J1352-2649 ! ! 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 108 lines of history. ! ! Reading 21552 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 J1352-2649_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 30 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! A total of 5 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! A total of 5 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! A total of 5 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! A total of 5 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 5. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! A total of 5 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 6. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! A total of 5 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 7. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! A total of 5 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 8. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! A total of 5 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 9. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! A total of 5 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 10. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! A total of 5 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 11. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! A total of 5 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 12. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 10 telescope corrections were flagged in sub-array 2. ! A total of 5 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.003111Jy sigma=13.192945 ! Fit after self-cal, rms=0.959617Jy sigma=12.599758 ! 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=1.169 mas, bmaj=4.109 mas, bpa=2.647 degrees ! Estimated noise=0.836784 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 = 0.0315074 Jy ! Component: 100 - total flux cleaned = 0.0385627 Jy ! Total flux subtracted in 100 components = 0.0385627 Jy ! Clean residual min=-0.003746 max=0.003400 Jy/beam ! Clean residual mean=-0.000002 rms=0.000844 Jy/beam ! Combined flux in latest and established models = 0.0385627 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0385627 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=0.063013Jy sigma=0.744074 ! Fit after self-cal, rms=0.061604Jy sigma=0.727620 ! 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=1.561 mas, bmaj=4.84 mas, bpa=2.917 degrees ! Estimated noise=0.385999 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 = 0.00595021 Jy ! Component: 100 - total flux cleaned = 0.00808656 Jy ! Component: 150 - total flux cleaned = 0.00919693 Jy ! Component: 200 - total flux cleaned = 0.00991282 Jy ! Total flux subtracted in 200 components = 0.00991282 Jy ! Clean residual min=-0.004051 max=0.005582 Jy/beam ! Clean residual mean=-0.000006 rms=0.001634 Jy/beam ! Combined flux in latest and established models = 0.0484755 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 51 components and 0.0484755 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=0.061154Jy sigma=0.720011 ! Fit after self-cal, rms=0.061172Jy sigma=0.719708 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.561 x 4.84 at 2.917 degrees (North through East) ! Clean map min=-0.0040243 max=0.044794 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.80 KP 1.61 OV 1.30 ! PT 0.69 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.23 KP 1.10 NL 1.03 ! OV 1.02 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.15 FD 1.32 HN 0.89 KP 0.82 ! NL 1.61 OV 0.75 SC 1.23 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 1.15 KP 0.90 OV 0.77 ! PT 1.15 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.19 KP 1.10 NL 0.91 ! OV 1.03 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.39 FD 1.38 HN 1.23 KP 0.73 ! NL 1.81 OV 0.73 SC 1.13 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.38 FD 1.35 KP 0.78 OV 0.67 ! PT 1.38 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 1.16 KP 1.05 NL 0.98 ! OV 1.04 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.30 FD 1.51 HN 0.96 KP 0.69 ! NL 1.16 OV 0.74 SC 1.33 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.40 KP 0.68 OV 0.71 ! PT 1.48 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.90 FD 1.16 KP 1.10 NL 0.95 ! OV 0.96 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.18 FD 1.29 HN 0.99 KP 0.79 ! NL 1.26 OV 0.68 SC 1.17 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.27 FD 1.17 KP 0.88 OV 0.71 ! PT 1.15 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 FD 1.15 KP 1.18 NL 0.90 ! OV 1.07 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.42 FD 1.33 HN 1.12 KP 0.78 ! NL 1.03 OV 0.72 SC 1.10 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.22 FD 1.37 KP 0.75 OV 0.64 ! PT 1.53 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 FD 1.09 KP 1.04 NL 0.92 ! OV 1.03 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.27 FD 1.51 HN 1.03 KP 0.78 ! NL 1.07 OV 0.70 SC 1.27 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.31 KP 0.85 OV 0.66 ! PT 1.43 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 1.09 KP 1.13 NL 0.91 ! OV 0.95 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.09 FD 1.37 HN 0.96 KP 0.92 ! NL 1.20 OV 0.74 SC 1.06 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.09 KP 0.77 OV 0.72 ! PT 1.37 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.88 FD 1.08 KP 1.12 NL 0.88 ! OV 1.04 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.10 FD 1.24 HN 1.02 KP 0.74 ! NL 1.42 OV 0.72 SC 1.09 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.95 KP 0.83 OV 0.82 ! PT 0.98 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.04 KP 1.14 NL 0.91 ! OV 0.95 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.19 FD 1.28 HN 0.94 KP 0.76 ! NL 1.40 OV 0.65 SC 1.16 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.34 KP 0.78 OV 0.66 ! PT 1.19 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.85 FD 1.10 KP 1.10 NL 0.87 ! OV 1.03 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.09 FD 1.40 HN 0.92 KP 0.69 ! NL 1.67 OV 0.73 SC 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 0.93 KP 0.95 OV 0.78 ! PT 1.02 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.83 FD 1.04 KP 1.11 NL 0.83 ! OV 0.96 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 1.22 HN 0.82 KP 0.80 ! NL 0.86 OV 0.70 SC 1.10 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.78 FD 0.86 KP 0.84 OV 0.79 ! PT 0.95 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.82 FD 0.96 KP 1.02 NL 0.89 ! OV 1.00 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.83 FD 1.05 HN 0.80 KP 0.82 ! NL 1.38 OV 0.74 SC 0.88 ! ! ! Fit before self-cal, rms=0.061172Jy sigma=0.719708 ! Fit after self-cal, rms=0.064688Jy sigma=0.708498 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.538 mas, bmaj=4.858 mas, bpa=2.133 degrees ! Estimated noise=0.382356 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 = 0.000118801 Jy ! Component: 100 - total flux cleaned = 0.000180904 Jy ! Component: 150 - total flux cleaned = 0.000232425 Jy ! Component: 200 - total flux cleaned = 0.000278448 Jy ! Total flux subtracted in 200 components = 0.000278448 Jy ! Clean residual min=-0.002905 max=0.005246 Jy/beam ! Clean residual mean=-0.000011 rms=0.001102 Jy/beam ! Combined flux in latest and established models = 0.0487539 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 55 components and 0.0487539 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=0.064661Jy sigma=0.708195 ! Fit after self-cal, rms=0.065368Jy sigma=0.704627 ! 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=0.065368Jy sigma=0.704627 ! Fit after self-cal, rms=0.070041Jy sigma=0.702296 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.528 mas, bmaj=4.833 mas, bpa=1.619 degrees ! Estimated noise=0.383886 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000504501 Jy ! Component: 100 - total flux cleaned = 0.00055177 Jy ! Component: 150 - total flux cleaned = 0.000592333 Jy ! Component: 200 - total flux cleaned = 0.000628611 Jy ! Total flux subtracted in 200 components = 0.000628611 Jy ! Clean residual min=-0.002613 max=0.004258 Jy/beam ! Clean residual mean=-0.000009 rms=0.000933 Jy/beam ! Combined flux in latest and established models = 0.0493826 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 59 components and 0.0493826 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=0.070021Jy sigma=0.702051 ! Fit after self-cal, rms=0.070406Jy sigma=0.701404 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-4.4, -3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00392707 Jy ! Component: 100 - total flux cleaned = 0.00609842 Jy ! Component: 150 - total flux cleaned = 0.00720584 Jy ! Component: 200 - total flux cleaned = 0.00800162 Jy ! Total flux subtracted in 200 components = 0.00800162 Jy ! Clean residual min=-0.002025 max=0.002749 Jy/beam ! Clean residual mean=-0.000007 rms=0.000646 Jy/beam ! Combined flux in latest and established models = 0.0573842 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 99 components and 0.0573842 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=0.070092Jy sigma=0.698114 ! Fit after self-cal, rms=0.069700Jy sigma=0.696950 ! 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=0.069700Jy sigma=0.696950 ! Fit after self-cal, rms=0.063654Jy sigma=0.692817 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.501 mas, bmaj=4.774 mas, bpa=1.39 degrees ! Estimated noise=0.374671 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00285413 Jy ! Component: 100 - total flux cleaned = 0.00455917 Jy ! Component: 150 - total flux cleaned = 0.00571466 Jy ! Component: 200 - total flux cleaned = 0.00621481 Jy ! Total flux subtracted in 200 components = 0.00621481 Jy ! Clean residual min=-0.001673 max=0.002581 Jy/beam ! Clean residual mean=-0.000006 rms=0.000517 Jy/beam ! Combined flux in latest and established models = 0.063599 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 122 components and 0.063599 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=0.063492Jy sigma=0.690608 ! Fit after self-cal, rms=0.063324Jy sigma=0.689154 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 = 0.00176197 Jy ! Component: 100 - total flux cleaned = 0.00239339 Jy ! Component: 150 - total flux cleaned = 0.00266807 Jy ! Component: 200 - total flux cleaned = 0.00291023 Jy ! Total flux subtracted in 200 components = 0.00291023 Jy ! Clean residual min=-0.001626 max=0.001915 Jy/beam ! Clean residual mean=-0.000007 rms=0.000485 Jy/beam ! Combined flux in latest and established models = 0.0665092 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 133 components and 0.0665092 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=0.063243Jy sigma=0.688538 ! Fit after self-cal, rms=0.063131Jy sigma=0.688315 ! 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=0.063131Jy sigma=0.688315 ! Fit after self-cal, rms=0.060828Jy sigma=0.686280 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.428 mas, bmaj=5.457 mas, bpa=2.12 degrees ! Estimated noise=0.397558 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00210478 Jy ! Component: 100 - total flux cleaned = 0.00330131 Jy ! Component: 150 - total flux cleaned = 0.00404364 Jy ! Component: 200 - total flux cleaned = 0.00436255 Jy ! Total flux subtracted in 200 components = 0.00436255 Jy ! Clean residual min=-0.001572 max=0.002306 Jy/beam ! Clean residual mean=-0.000007 rms=0.000500 Jy/beam ! Combined flux in latest and established models = 0.0708718 Jy selfcal ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 167 components and 0.0708718 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=0.060763Jy sigma=0.685347 ! Fit after self-cal, rms=0.060752Jy sigma=0.684752 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 = 0.00102969 Jy ! Component: 100 - total flux cleaned = 0.00114279 Jy ! Component: 150 - total flux cleaned = 0.00113961 Jy ! Component: 200 - total flux cleaned = 0.00122242 Jy ! Total flux subtracted in 200 components = 0.00122242 Jy ! Clean residual min=-0.001625 max=0.001902 Jy/beam ! Clean residual mean=-0.000008 rms=0.000470 Jy/beam ! Combined flux in latest and established models = 0.0720942 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 186 components and 0.0720942 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=0.060728Jy sigma=0.684539 ! Fit after self-cal, rms=0.060714Jy sigma=0.684414 ! 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=1.491 mas, bmaj=4.744 mas, bpa=1.471 degrees ! Estimated noise=0.368172 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.491 x 4.744 at 1.471 degrees (North through East) ! Clean map min=-0.001416 max=0.043017 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=1.111 mas, bmaj=3.938 mas, bpa=1.13 degrees ! Estimated noise=0.793958 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0309864 Jy ! Component: 100 - total flux cleaned = 0.0405916 Jy ! Component: 150 - total flux cleaned = 0.0466699 Jy ! Component: 200 - total flux cleaned = 0.0497662 Jy ! Total flux subtracted in 200 components = 0.0497662 Jy ! Clean residual min=-0.003119 max=0.003411 Jy/beam ! Clean residual mean=-0.000001 rms=0.000725 Jy/beam ! Combined flux in latest and established models = 0.0497662 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 22 model components to the UV plane model. ! The established model now contains 22 components and 0.0497662 Jy ! Inverting map and beam ! Estimated beam: bmin=1.491 mas, bmaj=4.744 mas, bpa=1.471 degrees ! Estimated noise=0.368172 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 = 0.00503799 Jy ! Component: 100 - total flux cleaned = 0.00859513 Jy ! Component: 150 - total flux cleaned = 0.0113742 Jy ! Component: 200 - total flux cleaned = 0.0136113 Jy ! Total flux subtracted in 200 components = 0.0136113 Jy ! Clean residual min=-0.002034 max=0.002386 Jy/beam ! Clean residual mean=-0.000007 rms=0.000627 Jy/beam ! Combined flux in latest and established models = 0.0633776 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 55 components and 0.0633776 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=2.428 mas, bmaj=5.457 mas, bpa=2.12 degrees ! Estimated noise=0.397558 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00241165 Jy ! Component: 100 - total flux cleaned = 0.00424163 Jy ! Component: 150 - total flux cleaned = 0.00565066 Jy ! Component: 200 - total flux cleaned = 0.00651465 Jy ! Total flux subtracted in 200 components = 0.00651465 Jy ! Clean residual min=-0.001784 max=0.002182 Jy/beam ! Clean residual mean=-0.000008 rms=0.000547 Jy/beam ! Combined flux in latest and established models = 0.0698922 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 = 0.000683058 Jy ! Component: 100 - total flux cleaned = 0.00113154 Jy ! Component: 150 - total flux cleaned = 0.00143237 Jy ! Component: 200 - total flux cleaned = 0.00167277 Jy ! Total flux subtracted in 200 components = 0.00167277 Jy ! Clean residual min=-0.001610 max=0.001932 Jy/beam ! Clean residual mean=-0.000008 rms=0.000484 Jy/beam ! Combined flux in latest and established models = 0.071565 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 100 components and 0.071565 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.491 mas, bmaj=4.744 mas, bpa=1.471 degrees ! Estimated noise=0.368172 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000280564 Jy ! Component: 100 - total flux cleaned = -0.000403657 Jy ! Component: 150 - total flux cleaned = -0.000430952 Jy ! Component: 200 - total flux cleaned = -0.000431478 Jy ! Total flux subtracted in 200 components = -0.000431478 Jy ! Clean residual min=-0.001507 max=0.001634 Jy/beam ! Clean residual mean=-0.000006 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.0711335 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 119 components and 0.0711335 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=0.060706Jy sigma=0.684506 ! Fit after self-cal, rms=0.060642Jy sigma=0.684262 wmodel J1352-2649_X_map.mod ! Writing 119 model components to file: J1352-2649_X_map.mod wobs J1352-2649_X_uvs.fits ! Writing UV FITS file: J1352-2649_X_uvs.fits wwins J1352-2649_X_map.win ! wwins: Wrote 2 windows to J1352-2649_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 = 0.000358251 Jy ! Component: 100 - total flux cleaned = 0.000544152 Jy ! Component: 150 - total flux cleaned = 0.000694326 Jy ! Component: 200 - total flux cleaned = 0.000788732 Jy ! Component: 250 - total flux cleaned = 0.000899515 Jy ! Component: 300 - total flux cleaned = 0.00104868 Jy ! Component: 350 - total flux cleaned = 0.00123429 Jy ! Component: 400 - total flux cleaned = 0.00145427 Jy ! Component: 450 - total flux cleaned = 0.00160974 Jy ! Component: 500 - total flux cleaned = 0.00176163 Jy ! Component: 550 - total flux cleaned = 0.00190958 Jy ! Component: 600 - total flux cleaned = 0.00203579 Jy ! Component: 650 - total flux cleaned = 0.00212405 Jy ! Component: 700 - total flux cleaned = 0.00222794 Jy ! Component: 750 - total flux cleaned = 0.00226192 Jy ! Component: 800 - total flux cleaned = 0.00231222 Jy ! Component: 850 - total flux cleaned = 0.00242591 Jy ! Component: 900 - total flux cleaned = 0.00244178 Jy ! Component: 950 - total flux cleaned = 0.00251964 Jy ! Component: 1000 - total flux cleaned = 0.00258055 Jy ! Component: 1050 - total flux cleaned = 0.00260995 Jy ! Component: 1100 - total flux cleaned = 0.00258067 Jy ! Component: 1150 - total flux cleaned = 0.00265285 Jy ! Component: 1200 - total flux cleaned = 0.00268078 Jy ! Component: 1250 - total flux cleaned = 0.00272259 Jy ! Component: 1300 - total flux cleaned = 0.00269495 Jy ! Component: 1350 - total flux cleaned = 0.00274843 Jy ! Component: 1400 - total flux cleaned = 0.00276142 Jy ! Component: 1450 - total flux cleaned = 0.00276128 Jy ! Component: 1500 - total flux cleaned = 0.00277417 Jy ! Component: 1550 - total flux cleaned = 0.00284988 Jy ! Component: 1600 - total flux cleaned = 0.00289936 Jy ! Component: 1650 - total flux cleaned = 0.00293574 Jy ! Component: 1700 - total flux cleaned = 0.00295989 Jy ! Component: 1750 - total flux cleaned = 0.00301909 Jy ! Component: 1800 - total flux cleaned = 0.00304239 Jy ! Component: 1850 - total flux cleaned = 0.00307703 Jy ! Component: 1900 - total flux cleaned = 0.00308852 Jy ! Component: 1950 - total flux cleaned = 0.00309992 Jy ! Component: 2000 - total flux cleaned = 0.00313314 Jy ! Component: 2050 - total flux cleaned = 0.00312202 Jy ! Component: 2100 - total flux cleaned = 0.00308968 Jy ! Component: 2150 - total flux cleaned = 0.00308969 Jy ! Component: 2200 - total flux cleaned = 0.00304721 Jy ! Component: 2250 - total flux cleaned = 0.0030474 Jy ! Component: 2300 - total flux cleaned = 0.00302645 Jy ! Component: 2350 - total flux cleaned = 0.00299537 Jy ! Component: 2400 - total flux cleaned = 0.00297499 Jy ! Component: 2450 - total flux cleaned = 0.00292446 Jy ! Component: 2500 - total flux cleaned = 0.00290441 Jy ! Component: 2550 - total flux cleaned = 0.00288469 Jy ! Component: 2600 - total flux cleaned = 0.00289441 Jy ! Component: 2650 - total flux cleaned = 0.00281647 Jy ! Component: 2700 - total flux cleaned = 0.00279726 Jy ! Component: 2750 - total flux cleaned = 0.00274949 Jy ! Component: 2800 - total flux cleaned = 0.00273992 Jy ! Component: 2850 - total flux cleaned = 0.00269287 Jy ! Component: 2900 - total flux cleaned = 0.00265565 Jy ! Component: 2950 - total flux cleaned = 0.00261875 Jy ! Component: 3000 - total flux cleaned = 0.00259128 Jy ! Component: 3050 - total flux cleaned = 0.00255501 Jy ! Component: 3100 - total flux cleaned = 0.00251008 Jy ! Component: 3150 - total flux cleaned = 0.00248333 Jy ! Component: 3200 - total flux cleaned = 0.00247441 Jy ! Component: 3250 - total flux cleaned = 0.00243051 Jy ! Component: 3300 - total flux cleaned = 0.00240433 Jy ! Component: 3350 - total flux cleaned = 0.00234397 Jy ! Component: 3400 - total flux cleaned = 0.00231832 Jy ! Component: 3450 - total flux cleaned = 0.00230973 Jy ! Component: 3500 - total flux cleaned = 0.00223385 Jy ! Component: 3550 - total flux cleaned = 0.00224227 Jy ! Component: 3600 - total flux cleaned = 0.00225059 Jy ! Component: 3650 - total flux cleaned = 0.00222582 Jy ! Component: 3700 - total flux cleaned = 0.00219309 Jy ! Component: 3750 - total flux cleaned = 0.00216867 Jy ! Component: 3800 - total flux cleaned = 0.0021929 Jy ! Component: 3850 - total flux cleaned = 0.00216889 Jy ! Component: 3900 - total flux cleaned = 0.00214496 Jy ! Component: 3950 - total flux cleaned = 0.00213703 Jy ! Component: 4000 - total flux cleaned = 0.00212917 Jy ! Component: 4050 - total flux cleaned = 0.00210571 Jy ! Total flux subtracted in 4096 components = 0.00210567 Jy ! Clean residual min=-0.000435 max=0.000457 Jy/beam ! Clean residual mean=-0.000003 rms=0.000155 Jy/beam ! Combined flux in latest and established models = 0.0732392 Jy keep ! Adding 344 model components to the UV plane model. ! The established model now contains 463 components and 0.0732391 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1352-2649_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.491 x 4.744 at 1.471 degrees (North through East) ! Clean map min=-0.0012167 max=0.04258 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1352-2649_X_map.fits wmodel /vlbi/bp222/maps//J1352-2649_X_map.mod ! Writing 463 model components to file: /vlbi/bp222/maps//J1352-2649_X_map.mod wobs /vlbi/bp222/maps//J1352-2649_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1352-2649_X_uvs.fits wwins /vlbi/bp222/maps//J1352-2649_X_map.win ! wwins: Wrote 3 windows to /vlbi/bp222/maps//J1352-2649_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0425795 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000152037 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.0712 1.0712 2.1424 4.28481 8.56961 17.1392 34.2784 68.5569 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.042 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 280.059 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1352-2649_X_dfm.log closed on Thu Sep 27 11:12:19 2018