! Started logfile: /vlbi/uf001/uva//J1126+4516_X_dfm.log on Mon Jan 14 01:18:09 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//J1126+4516_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1126+4516_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.968254 visibilities/baseline/integration-bin. ! Found source: J1126+4516 ! ! 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 21960 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 J1126+4516_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 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=1.020617Jy sigma=21.961349 ! Fit after self-cal, rms=0.818340Jy sigma=17.533835 ! 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=0.7771 mas, bmaj=1.12 mas, bpa=-3.079 degrees ! Estimated noise=0.434125 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 = 0.141091 Jy ! Component: 100 - total flux cleaned = 0.193507 Jy ! Total flux subtracted in 100 components = 0.193507 Jy ! Clean residual min=-0.013358 max=0.035476 Jy/beam ! Clean residual mean=0.000003 rms=0.003085 Jy/beam ! Combined flux in latest and established models = 0.193507 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.193507 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=0.100659Jy sigma=2.023788 ! Fit after self-cal, rms=0.100314Jy sigma=2.018550 ! Inverting map ! Added new window around map position (0.2, -1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0362291 Jy ! Component: 100 - total flux cleaned = 0.0538798 Jy ! Total flux subtracted in 100 components = 0.0538798 Jy ! Clean residual min=-0.011202 max=0.022763 Jy/beam ! Clean residual mean=-0.000001 rms=0.002294 Jy/beam ! Combined flux in latest and established models = 0.247387 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 9 components and 0.247387 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=0.087557Jy sigma=1.690778 ! Fit after self-cal, rms=0.086820Jy sigma=1.675024 ! Inverting map ! Added new window around map position (-0.2, 3.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0200448 Jy ! Component: 100 - total flux cleaned = 0.0264585 Jy ! Total flux subtracted in 100 components = 0.0264585 Jy ! Clean residual min=-0.010125 max=0.012303 Jy/beam ! Clean residual mean=-0.000004 rms=0.001937 Jy/beam ! Combined flux in latest and established models = 0.273845 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 15 components and 0.273845 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=0.082398Jy sigma=1.568712 ! Fit after self-cal, rms=0.082135Jy sigma=1.562263 ! Inverting map ! Added new window around map position (-1.6, -1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0088741 Jy ! Component: 100 - total flux cleaned = 0.0118129 Jy ! Total flux subtracted in 100 components = 0.0118129 Jy ! Clean residual min=-0.009718 max=0.010379 Jy/beam ! Clean residual mean=-0.000005 rms=0.001790 Jy/beam ! Combined flux in latest and established models = 0.285658 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 25 components and 0.285658 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=0.080646Jy sigma=1.526659 ! Fit after self-cal, rms=0.080543Jy sigma=1.524799 ! 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=1.03 mas, bmaj=1.391 mas, bpa=-1.095 degrees ! Estimated noise=0.246106 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 = 0.0087791 Jy ! Component: 100 - total flux cleaned = 0.0139966 Jy ! Component: 150 - total flux cleaned = 0.0154967 Jy ! Component: 200 - total flux cleaned = 0.016791 Jy ! Total flux subtracted in 200 components = 0.016791 Jy ! Clean residual min=-0.008800 max=0.009676 Jy/beam ! Clean residual mean=-0.000025 rms=0.001980 Jy/beam ! Combined flux in latest and established models = 0.302449 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 39 components and 0.302449 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=0.079187Jy sigma=1.495983 ! Fit after self-cal, rms=0.079129Jy sigma=1.493861 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.03 x 1.391 at -1.095 degrees (North through East) ! Clean map min=-0.0081531 max=0.17734 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.03 HN 1.00 KP 1.09 ! LA 0.78 MK 0.84 NL 1.09 OV 0.95 ! PT 1.07 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.04 HN 1.00 KP 1.07 ! LA 0.79 MK 0.85 NL 1.07 OV 0.97 ! PT 1.10 SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.04 HN 1.01 KP 1.09 ! LA 0.77 MK 0.86 NL 1.10 OV 0.96 ! PT 1.08 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.01 HN 0.97 KP 1.08 ! LA 0.79 MK 0.84 NL 1.09 OV 0.94 ! PT 1.08 SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.04 HN 1.02 KP 1.07 ! LA 0.79 MK 0.84 NL 1.10 OV 0.97 ! PT 1.10 SC 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.04 HN 1.01 KP 1.10 ! LA 0.77 MK 0.84 NL 1.13 OV 0.93 ! PT 1.06 SC 1.09 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.05 HN 1.02 KP 1.09 ! LA 0.77 MK 0.86 NL 1.11 OV 0.95 ! PT 1.08 SC 1.05 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.04 HN 1.03 KP 1.06 ! LA 0.78 MK 0.86 NL 1.09 OV 0.97 ! PT 1.08 SC 1.05 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.03 HN 1.01 KP 1.06 ! LA 0.79 MK 0.84 NL 1.12 OV 0.95 ! PT 1.11 SC 1.05 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.06 HN 1.02 KP 1.10 ! LA 0.80 MK 0.86 NL 1.10 OV 0.96 ! PT 1.07 SC 1.03 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.04 HN 1.01 KP 1.07 ! LA 0.79 MK 0.87 NL 1.09 OV 0.94 ! PT 1.10 SC 1.05 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.06 HN 1.00 KP 1.08 ! LA 0.80 MK 0.89 NL 1.14 OV 0.96 ! PT 1.08 SC 1.06 ! ! ! Fit before self-cal, rms=0.079129Jy sigma=1.493861 ! Fit after self-cal, rms=0.072045Jy sigma=1.308891 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.007 mas, bmaj=1.378 mas, bpa=-3.877 degrees ! Estimated noise=0.242968 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 = -0.00281491 Jy ! Component: 100 - total flux cleaned = -0.00337076 Jy ! Component: 150 - total flux cleaned = -0.00357952 Jy ! Component: 200 - total flux cleaned = -0.00385058 Jy ! Total flux subtracted in 200 components = -0.00385058 Jy ! Clean residual min=-0.004024 max=0.005148 Jy/beam ! Clean residual mean=-0.000011 rms=0.001000 Jy/beam ! Combined flux in latest and established models = 0.298599 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 52 components and 0.298599 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=0.071532Jy sigma=1.298994 ! Fit after self-cal, rms=0.071742Jy sigma=1.297016 ! Inverting map ! Added new window around map position (1.8, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00253232 Jy ! Component: 100 - total flux cleaned = 0.00277066 Jy ! Component: 150 - total flux cleaned = 0.00257359 Jy ! Component: 200 - total flux cleaned = 0.00248836 Jy ! Total flux subtracted in 200 components = 0.00248836 Jy ! Clean residual min=-0.004259 max=0.004384 Jy/beam ! Clean residual mean=-0.000011 rms=0.000950 Jy/beam ! Combined flux in latest and established models = 0.301087 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 67 components and 0.301087 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=0.071271Jy sigma=1.287797 ! Fit after self-cal, rms=0.071230Jy sigma=1.286852 ! 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=0.071230Jy sigma=1.286852 ! Fit after self-cal, rms=0.077033Jy sigma=1.232082 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.002 mas, bmaj=1.386 mas, bpa=-2.336 degrees ! Estimated noise=0.244756 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00182259 Jy ! Component: 100 - total flux cleaned = -0.0018288 Jy ! Component: 150 - total flux cleaned = -0.00195099 Jy ! Component: 200 - total flux cleaned = -0.00200607 Jy ! Total flux subtracted in 200 components = -0.00200607 Jy ! Clean residual min=-0.002135 max=0.001891 Jy/beam ! Clean residual mean=-0.000001 rms=0.000426 Jy/beam ! Combined flux in latest and established models = 0.299081 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 83 components and 0.299081 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=0.076861Jy sigma=1.228854 ! Fit after self-cal, rms=0.077014Jy sigma=1.228318 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 = -0.000231258 Jy ! Component: 100 - total flux cleaned = -7.48125e-05 Jy ! Component: 150 - total flux cleaned = -2.67984e-05 Jy ! Component: 200 - total flux cleaned = 1.73908e-05 Jy ! Total flux subtracted in 200 components = 1.73908e-05 Jy ! Clean residual min=-0.001991 max=0.001791 Jy/beam ! Clean residual mean=-0.000001 rms=0.000406 Jy/beam ! Combined flux in latest and established models = 0.299098 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 89 components and 0.299098 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=0.076932Jy sigma=1.226873 ! Fit after self-cal, rms=0.076927Jy sigma=1.226730 ! 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=0.076927Jy sigma=1.226730 ! Fit after self-cal, rms=0.077655Jy sigma=1.226352 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.001 mas, bmaj=1.387 mas, bpa=-2.445 degrees ! Estimated noise=0.244675 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00121879 Jy ! Component: 100 - total flux cleaned = -0.00151257 Jy ! Component: 150 - total flux cleaned = -0.00168345 Jy ! Component: 200 - total flux cleaned = -0.00180065 Jy ! Total flux subtracted in 200 components = -0.00180065 Jy ! Clean residual min=-0.001805 max=0.001698 Jy/beam ! Clean residual mean=-0.000000 rms=0.000386 Jy/beam ! Combined flux in latest and established models = 0.297298 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 92 components and 0.297298 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=0.077577Jy sigma=1.225076 ! Fit after self-cal, rms=0.077586Jy sigma=1.224975 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 = -0.000101762 Jy ! Component: 100 - total flux cleaned = -2.86442e-05 Jy ! Component: 150 - total flux cleaned = -3.01812e-05 Jy ! Component: 200 - total flux cleaned = -9.45042e-05 Jy ! Total flux subtracted in 200 components = -9.45042e-05 Jy ! Clean residual min=-0.001720 max=0.001633 Jy/beam ! Clean residual mean=-0.000000 rms=0.000377 Jy/beam ! Combined flux in latest and established models = 0.297203 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 96 components and 0.297203 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=0.077543Jy sigma=1.224264 ! Fit after self-cal, rms=0.077541Jy sigma=1.224190 ! 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=0.077541Jy sigma=1.224190 ! Fit after self-cal, rms=0.077960Jy sigma=1.223944 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.316 mas, bmaj=2.483 mas, bpa=14.28 degrees ! Estimated noise=0.304945 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000878902 Jy ! Component: 100 - total flux cleaned = -0.00101932 Jy ! Component: 150 - total flux cleaned = -0.00108779 Jy ! Component: 200 - total flux cleaned = -0.00114817 Jy ! Total flux subtracted in 200 components = -0.00114817 Jy ! Clean residual min=-0.002015 max=0.001786 Jy/beam ! Clean residual mean=0.000001 rms=0.000429 Jy/beam ! Combined flux in latest and established models = 0.296055 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 108 components and 0.296055 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=0.077935Jy sigma=1.223686 ! Fit after self-cal, rms=0.077939Jy sigma=1.223654 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 = -9.4993e-05 Jy ! Component: 100 - total flux cleaned = -0.000112515 Jy ! Component: 150 - total flux cleaned = -0.000128447 Jy ! Component: 200 - total flux cleaned = -0.000158639 Jy ! Total flux subtracted in 200 components = -0.000158639 Jy ! Clean residual min=-0.002019 max=0.001800 Jy/beam ! Clean residual mean=0.000001 rms=0.000425 Jy/beam ! Combined flux in latest and established models = 0.295896 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 112 components and 0.295896 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=0.077924Jy sigma=1.223459 ! Fit after self-cal, rms=0.077925Jy sigma=1.223432 ! 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=0.9996 mas, bmaj=1.388 mas, bpa=-2.421 degrees ! Estimated noise=0.24472 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9996 x 1.388 at -2.421 degrees (North through East) ! Clean map min=-0.001463 max=0.17629 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=0.7489 mas, bmaj=1.118 mas, bpa=-3.97 degrees ! Estimated noise=0.424087 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.14084 Jy ! Component: 100 - total flux cleaned = 0.196075 Jy ! Component: 150 - total flux cleaned = 0.226928 Jy ! Component: 200 - total flux cleaned = 0.246845 Jy ! Total flux subtracted in 200 components = 0.246845 Jy ! Clean residual min=-0.005382 max=0.010599 Jy/beam ! Clean residual mean=0.000003 rms=0.001172 Jy/beam ! Combined flux in latest and established models = 0.246845 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.246845 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9996 mas, bmaj=1.388 mas, bpa=-2.421 degrees ! Estimated noise=0.24472 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 = 0.0157714 Jy ! Component: 100 - total flux cleaned = 0.0255149 Jy ! Component: 150 - total flux cleaned = 0.0321395 Jy ! Component: 200 - total flux cleaned = 0.0370584 Jy ! Total flux subtracted in 200 components = 0.0370584 Jy ! Clean residual min=-0.002208 max=0.004082 Jy/beam ! Clean residual mean=0.000000 rms=0.000523 Jy/beam ! Combined flux in latest and established models = 0.283903 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 32 components and 0.283903 Jy ! Inverting map ! Added new window around map position (-0.2, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00408638 Jy ! Component: 100 - total flux cleaned = 0.00639178 Jy ! Component: 150 - total flux cleaned = 0.00721287 Jy ! Component: 200 - total flux cleaned = 0.0078505 Jy ! Total flux subtracted in 200 components = 0.0078505 Jy ! Clean residual min=-0.001991 max=0.001929 Jy/beam ! Clean residual mean=0.000000 rms=0.000418 Jy/beam ! Combined flux in latest and established models = 0.291754 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 50 components and 0.291754 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=2.316 mas, bmaj=2.483 mas, bpa=14.28 degrees ! Estimated noise=0.304945 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00189383 Jy ! Component: 100 - total flux cleaned = 0.00293465 Jy ! Component: 150 - total flux cleaned = 0.00344957 Jy ! Component: 200 - total flux cleaned = 0.0036194 Jy ! Total flux subtracted in 200 components = 0.0036194 Jy ! Clean residual min=-0.002174 max=0.001888 Jy/beam ! Clean residual mean=0.000001 rms=0.000429 Jy/beam ! Combined flux in latest and established models = 0.295373 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 = 6.33004e-05 Jy ! Component: 100 - total flux cleaned = 0.000121513 Jy ! Component: 150 - total flux cleaned = 0.000192557 Jy ! Component: 200 - total flux cleaned = 0.000240964 Jy ! Total flux subtracted in 200 components = 0.000240964 Jy ! Clean residual min=-0.002141 max=0.001850 Jy/beam ! Clean residual mean=0.000001 rms=0.000425 Jy/beam ! Combined flux in latest and established models = 0.295614 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 75 components and 0.295614 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9996 mas, bmaj=1.388 mas, bpa=-2.421 degrees ! Estimated noise=0.24472 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000578481 Jy ! Component: 100 - total flux cleaned = -0.000578872 Jy ! Component: 150 - total flux cleaned = -0.000584076 Jy ! Component: 200 - total flux cleaned = -0.000531123 Jy ! Total flux subtracted in 200 components = -0.000531123 Jy ! Clean residual min=-0.001610 max=0.001576 Jy/beam ! Clean residual mean=0.000000 rms=0.000375 Jy/beam ! Combined flux in latest and established models = 0.295083 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 81 components and 0.295083 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=0.077950Jy sigma=1.225571 ! Fit after self-cal, rms=0.077926Jy sigma=1.224765 wmodel J1126+4516_X_map.mod ! Writing 81 model components to file: J1126+4516_X_map.mod wobs J1126+4516_X_uvs.fits ! Writing UV FITS file: J1126+4516_X_uvs.fits wwins J1126+4516_X_map.win ! wwins: Wrote 6 windows to J1126+4516_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 = -0.000225038 Jy ! Component: 100 - total flux cleaned = -0.000138947 Jy ! Component: 150 - total flux cleaned = -5.60953e-05 Jy ! Component: 200 - total flux cleaned = -3.33781e-06 Jy ! Component: 250 - total flux cleaned = 2.1818e-05 Jy ! Component: 300 - total flux cleaned = 2.17404e-05 Jy ! Component: 350 - total flux cleaned = 4.64317e-05 Jy ! Component: 400 - total flux cleaned = -1.71389e-06 Jy ! Component: 450 - total flux cleaned = -7.26821e-05 Jy ! Component: 500 - total flux cleaned = -0.000188293 Jy ! Component: 550 - total flux cleaned = -0.000233502 Jy ! Component: 600 - total flux cleaned = -0.000389371 Jy ! Component: 650 - total flux cleaned = -0.000498404 Jy ! Component: 700 - total flux cleaned = -0.000498578 Jy ! Component: 750 - total flux cleaned = -0.000626829 Jy ! Component: 800 - total flux cleaned = -0.000773731 Jy ! Component: 850 - total flux cleaned = -0.000856318 Jy ! Component: 900 - total flux cleaned = -0.000999705 Jy ! Component: 950 - total flux cleaned = -0.00108031 Jy ! Component: 1000 - total flux cleaned = -0.00116055 Jy ! Component: 1050 - total flux cleaned = -0.00127887 Jy ! Component: 1100 - total flux cleaned = -0.00141563 Jy ! Component: 1150 - total flux cleaned = -0.00143459 Jy ! Component: 1200 - total flux cleaned = -0.00147299 Jy ! Component: 1250 - total flux cleaned = -0.00156758 Jy ! Component: 1300 - total flux cleaned = -0.00154915 Jy ! Component: 1350 - total flux cleaned = -0.00158651 Jy ! Component: 1400 - total flux cleaned = -0.00169634 Jy ! Component: 1450 - total flux cleaned = -0.00176892 Jy ! Component: 1500 - total flux cleaned = -0.00180489 Jy ! Component: 1550 - total flux cleaned = -0.00182267 Jy ! Component: 1600 - total flux cleaned = -0.00180509 Jy ! Component: 1650 - total flux cleaned = -0.00185755 Jy ! Component: 1700 - total flux cleaned = -0.00185728 Jy ! Component: 1750 - total flux cleaned = -0.00190884 Jy ! Component: 1800 - total flux cleaned = -0.0019598 Jy ! Component: 1850 - total flux cleaned = -0.00202747 Jy ! Component: 1900 - total flux cleaned = -0.00190988 Jy ! Component: 1950 - total flux cleaned = -0.00197636 Jy ! Component: 2000 - total flux cleaned = -0.00202592 Jy ! Component: 2050 - total flux cleaned = -0.00200941 Jy ! Component: 2100 - total flux cleaned = -0.00202546 Jy ! Component: 2150 - total flux cleaned = -0.00207353 Jy ! Component: 2200 - total flux cleaned = -0.00207349 Jy ! Component: 2250 - total flux cleaned = -0.00210505 Jy ! Component: 2300 - total flux cleaned = -0.00202633 Jy ! Component: 2350 - total flux cleaned = -0.00208877 Jy ! Component: 2400 - total flux cleaned = -0.00210417 Jy ! Component: 2450 - total flux cleaned = -0.00210404 Jy ! Component: 2500 - total flux cleaned = -0.00213459 Jy ! Component: 2550 - total flux cleaned = -0.00210408 Jy ! Component: 2600 - total flux cleaned = -0.00213429 Jy ! Component: 2650 - total flux cleaned = -0.00222416 Jy ! Component: 2700 - total flux cleaned = -0.00220907 Jy ! Component: 2750 - total flux cleaned = -0.00219429 Jy ! Component: 2800 - total flux cleaned = -0.00226755 Jy ! Component: 2850 - total flux cleaned = -0.00232587 Jy ! Component: 2900 - total flux cleaned = -0.00232595 Jy ! Component: 2950 - total flux cleaned = -0.00238348 Jy ! Component: 3000 - total flux cleaned = -0.00241194 Jy ! Component: 3050 - total flux cleaned = -0.00246855 Jy ! Component: 3100 - total flux cleaned = -0.00249683 Jy ! Component: 3150 - total flux cleaned = -0.00251076 Jy ! Component: 3200 - total flux cleaned = -0.00255248 Jy ! Component: 3250 - total flux cleaned = -0.00252481 Jy ! Component: 3300 - total flux cleaned = -0.00262119 Jy ! Component: 3350 - total flux cleaned = -0.00259389 Jy ! Component: 3400 - total flux cleaned = -0.00260768 Jy ! Component: 3450 - total flux cleaned = -0.0026753 Jy ! Component: 3500 - total flux cleaned = -0.00270223 Jy ! Component: 3550 - total flux cleaned = -0.00275561 Jy ! Component: 3600 - total flux cleaned = -0.0027556 Jy ! Component: 3650 - total flux cleaned = -0.00278216 Jy ! Component: 3700 - total flux cleaned = -0.00276901 Jy ! Component: 3750 - total flux cleaned = -0.00280826 Jy ! Component: 3800 - total flux cleaned = -0.00282131 Jy ! Component: 3850 - total flux cleaned = -0.00283416 Jy ! Component: 3900 - total flux cleaned = -0.0028471 Jy ! Component: 3950 - total flux cleaned = -0.00285985 Jy ! Component: 4000 - total flux cleaned = -0.00291086 Jy ! Component: 4050 - total flux cleaned = -0.0029108 Jy ! Total flux subtracted in 4096 components = -0.00293606 Jy ! Clean residual min=-0.000802 max=0.000757 Jy/beam ! Clean residual mean=-0.000001 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.292147 Jy keep ! Adding 325 model components to the UV plane model. ! The established model now contains 403 components and 0.292147 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1126+4516_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9996 x 1.388 at -2.421 degrees (North through East) ! Clean map min=-0.001365 max=0.17593 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1126+4516_X_map.fits wmodel /vlbi/uf001/uva//J1126+4516_X_map.mod ! Writing 403 model components to file: /vlbi/uf001/uva//J1126+4516_X_map.mod wobs /vlbi/uf001/uva//J1126+4516_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1126+4516_X_uvs.fits wwins /vlbi/uf001/uva//J1126+4516_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J1126+4516_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.175928 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000217397 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.370716 0.370716 0.741432 1.48286 2.96573 5.93146 11.8629 23.7258 47.4517 94.9034 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.175 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 809.244 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1126+4516_X_dfm.log closed on Mon Jan 14 01:18:14 2019