! Started logfile: /vlbi/uf001/uva//J1832+1357_X_dfm.log on Mon Jan 14 04:41:35 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//J1832+1357_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1832+1357_X_uva.fits ! AN table 1: 87 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.857216 visibilities/baseline/integration-bin. ! Found source: J1832+1357 ! ! 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 40272 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 J1832+1357_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 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.013449Jy sigma=24.188207 ! Fit after self-cal, rms=0.813455Jy sigma=19.416655 ! 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=0.7122 mas, bmaj=1.6 mas, bpa=-4.158 degrees ! Estimated noise=0.30782 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 = 0.142071 Jy ! Component: 100 - total flux cleaned = 0.175719 Jy ! Total flux subtracted in 100 components = 0.175719 Jy ! Clean residual min=-0.005598 max=0.012730 Jy/beam ! Clean residual mean=-0.000003 rms=0.001255 Jy/beam ! Combined flux in latest and established models = 0.17572 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.17572 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=0.060221Jy sigma=1.389580 ! Fit after self-cal, rms=0.060213Jy sigma=1.389211 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0130538 Jy ! Component: 100 - total flux cleaned = 0.0199992 Jy ! Total flux subtracted in 100 components = 0.0199992 Jy ! Clean residual min=-0.004553 max=0.008027 Jy/beam ! Clean residual mean=-0.000001 rms=0.000972 Jy/beam ! Combined flux in latest and established models = 0.195719 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 11 components and 0.195719 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=0.056496Jy sigma=1.297749 ! Fit after self-cal, rms=0.056492Jy sigma=1.297567 ! Inverting map ! Added new window around map position (-1.4, 1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00732565 Jy ! Component: 100 - total flux cleaned = 0.0115396 Jy ! Total flux subtracted in 100 components = 0.0115396 Jy ! Clean residual min=-0.004174 max=0.005341 Jy/beam ! Clean residual mean=-0.000002 rms=0.000864 Jy/beam ! Combined flux in latest and established models = 0.207258 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 22 components and 0.207258 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=0.055152Jy sigma=1.264433 ! Fit after self-cal, rms=0.055068Jy sigma=1.262620 ! 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=0.9076 mas, bmaj=1.875 mas, bpa=-3.131 degrees ! Estimated noise=0.151941 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 (-1.8, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00685286 Jy ! Component: 100 - total flux cleaned = 0.0115276 Jy ! Component: 150 - total flux cleaned = 0.0150253 Jy ! Component: 200 - total flux cleaned = 0.0177385 Jy ! Total flux subtracted in 200 components = 0.0177385 Jy ! Clean residual min=-0.003695 max=0.005216 Jy/beam ! Clean residual mean=-0.000002 rms=0.000796 Jy/beam ! Combined flux in latest and established models = 0.224997 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 45 components and 0.224997 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=0.054025Jy sigma=1.235007 ! Fit after self-cal, rms=0.053946Jy sigma=1.233030 ! Inverting map ! Added new window around map position (1, 2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00425584 Jy ! Component: 100 - total flux cleaned = 0.00678446 Jy ! Component: 150 - total flux cleaned = 0.00833982 Jy ! Component: 200 - total flux cleaned = 0.00930267 Jy ! Total flux subtracted in 200 components = 0.00930267 Jy ! Clean residual min=-0.003559 max=0.003138 Jy/beam ! Clean residual mean=-0.000003 rms=0.000694 Jy/beam ! Combined flux in latest and established models = 0.2343 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 74 components and 0.2343 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=0.053523Jy sigma=1.221604 ! Fit after self-cal, rms=0.053504Jy sigma=1.221205 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9076 x 1.875 at -3.131 degrees (North through East) ! Clean map min=-0.003238 max=0.18444 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 0.95 KP 1.04 ! LA 0.99 MK 0.99 NL 1.06 OV 0.94 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.95 KP 1.04 ! LA 0.99 MK 1.02 NL 1.05 OV 0.92 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.97 KP 1.04 ! LA 0.99 MK 1.00 NL 1.06 OV 0.92 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 0.96 KP 1.05 ! LA 0.99 MK 1.02 NL 1.04 OV 0.93 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.97 KP 1.05 ! LA 1.00 MK 1.00 NL 1.05 OV 0.92 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 0.98 KP 1.04 ! LA 1.00 MK 1.02 NL 1.05 OV 0.91 ! PT 0.94 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.99 KP 1.04 ! LA 0.99 MK 1.04 NL 1.06 OV 0.93 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.96 KP 1.04 ! LA 0.99 MK 1.03 NL 1.07 OV 0.92 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.96 KP 1.05 ! LA 0.98 MK 1.03 NL 1.07 OV 0.92 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.98 KP 1.04 ! LA 1.00 MK 1.01 NL 1.07 OV 0.91 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 0.96 KP 1.05 ! LA 1.01 MK 1.02 NL 1.08 OV 0.93 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.96 KP 1.07 ! LA 0.99 MK 0.99 NL 1.05 OV 0.93 ! PT 0.94 SC 1.00 ! ! ! Fit before self-cal, rms=0.053504Jy sigma=1.221205 ! Fit after self-cal, rms=0.052115Jy sigma=1.186085 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9068 mas, bmaj=1.887 mas, bpa=-3.009 degrees ! Estimated noise=0.152029 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 = -0.000629182 Jy ! Component: 100 - total flux cleaned = -0.000693688 Jy ! Component: 150 - total flux cleaned = -0.000915241 Jy ! Component: 200 - total flux cleaned = -0.00121496 Jy ! Total flux subtracted in 200 components = -0.00121496 Jy ! Clean residual min=-0.001322 max=0.001242 Jy/beam ! Clean residual mean=-0.000001 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.233085 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 96 components and 0.233085 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=0.051959Jy sigma=1.182441 ! Fit after self-cal, rms=0.051974Jy sigma=1.182187 ! 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=0.051974Jy sigma=1.182187 ! Fit after self-cal, rms=0.051796Jy sigma=1.178495 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9068 mas, bmaj=1.887 mas, bpa=-3.006 degrees ! Estimated noise=0.152086 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00111984 Jy ! Component: 100 - total flux cleaned = -0.00143724 Jy ! Component: 150 - total flux cleaned = -0.0017038 Jy ! Component: 200 - total flux cleaned = -0.00180699 Jy ! Total flux subtracted in 200 components = -0.00180699 Jy ! Clean residual min=-0.000980 max=0.001106 Jy/beam ! Clean residual mean=-0.000001 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.231278 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 111 components and 0.231278 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=0.051751Jy sigma=1.177456 ! Fit after self-cal, rms=0.051753Jy sigma=1.177414 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 (1, -7.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000914786 Jy ! Component: 100 - total flux cleaned = 0.00116396 Jy ! Component: 150 - total flux cleaned = 0.00135648 Jy ! Component: 200 - total flux cleaned = 0.00141376 Jy ! Total flux subtracted in 200 components = 0.00141376 Jy ! Clean residual min=-0.000900 max=0.000940 Jy/beam ! Clean residual mean=-0.000001 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.232691 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 124 components and 0.232691 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=0.051727Jy sigma=1.176830 ! Fit after self-cal, rms=0.051726Jy sigma=1.176808 ! 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=0.051726Jy sigma=1.176808 ! Fit after self-cal, rms=0.051697Jy sigma=1.176532 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9063 mas, bmaj=1.888 mas, bpa=-2.983 degrees ! Estimated noise=0.152064 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000767703 Jy ! Component: 100 - total flux cleaned = -0.001055 Jy ! Component: 150 - total flux cleaned = -0.0011771 Jy ! Component: 200 - total flux cleaned = -0.00124855 Jy ! Total flux subtracted in 200 components = -0.00124855 Jy ! Clean residual min=-0.000800 max=0.000908 Jy/beam ! Clean residual mean=-0.000001 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.231443 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 133 components and 0.231443 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=0.051677Jy sigma=1.176067 ! Fit after self-cal, rms=0.051677Jy sigma=1.176057 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.27486e-05 Jy ! Component: 100 - total flux cleaned = -0.000116921 Jy ! Component: 150 - total flux cleaned = -0.000162417 Jy ! Component: 200 - total flux cleaned = -0.000190581 Jy ! Total flux subtracted in 200 components = -0.000190581 Jy ! Clean residual min=-0.000801 max=0.000884 Jy/beam ! Clean residual mean=-0.000001 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.231252 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 141 components and 0.231252 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=0.051668Jy sigma=1.175873 ! Fit after self-cal, rms=0.051668Jy sigma=1.175863 ! 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=0.051668Jy sigma=1.175863 ! Fit after self-cal, rms=0.051645Jy sigma=1.175732 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.125 mas, bmaj=2.883 mas, bpa=1.783 degrees ! Estimated noise=0.191229 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000819864 Jy ! Component: 100 - total flux cleaned = -0.00106793 Jy ! Component: 150 - total flux cleaned = -0.00123953 Jy ! Component: 200 - total flux cleaned = -0.00135462 Jy ! Total flux subtracted in 200 components = -0.00135462 Jy ! Clean residual min=-0.000913 max=0.000999 Jy/beam ! Clean residual mean=-0.000001 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.229898 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 161 components and 0.229898 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=0.051638Jy sigma=1.175545 ! Fit after self-cal, rms=0.051637Jy sigma=1.175540 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 = -1.11936e-05 Jy ! Component: 100 - total flux cleaned = -6.46751e-05 Jy ! Component: 150 - total flux cleaned = -0.000103321 Jy ! Component: 200 - total flux cleaned = -0.000156738 Jy ! Total flux subtracted in 200 components = -0.000156738 Jy ! Clean residual min=-0.000898 max=0.000995 Jy/beam ! Clean residual mean=-0.000001 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.229741 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 171 components and 0.229741 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=0.051636Jy sigma=1.175499 ! Fit after self-cal, rms=0.051636Jy sigma=1.175496 ! 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=0.9058 mas, bmaj=1.888 mas, bpa=-2.967 degrees ! Estimated noise=0.15203 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9058 x 1.888 at -2.967 degrees (North through East) ! Clean map min=-0.00071585 max=0.18472 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=0.7106 mas, bmaj=1.607 mas, bpa=-3.882 degrees ! Estimated noise=0.308368 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.142262 Jy ! Component: 100 - total flux cleaned = 0.176119 Jy ! Component: 150 - total flux cleaned = 0.189679 Jy ! Component: 200 - total flux cleaned = 0.197884 Jy ! Total flux subtracted in 200 components = 0.197884 Jy ! Clean residual min=-0.002494 max=0.004464 Jy/beam ! Clean residual mean=0.000000 rms=0.000608 Jy/beam ! Combined flux in latest and established models = 0.197884 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.197884 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9058 mas, bmaj=1.888 mas, bpa=-2.967 degrees ! Estimated noise=0.15203 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 = 0.00831641 Jy ! Component: 100 - total flux cleaned = 0.0135198 Jy ! Component: 150 - total flux cleaned = 0.0171336 Jy ! Component: 200 - total flux cleaned = 0.0197994 Jy ! Total flux subtracted in 200 components = 0.0197994 Jy ! Clean residual min=-0.001162 max=0.001750 Jy/beam ! Clean residual mean=0.000001 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.217683 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 49 components and 0.217683 Jy ! Inverting map ! Added new window around map position (6, -8.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00209484 Jy ! Component: 100 - total flux cleaned = 0.00372864 Jy ! Component: 150 - total flux cleaned = 0.00503833 Jy ! Component: 200 - total flux cleaned = 0.00584797 Jy ! Total flux subtracted in 200 components = 0.00584797 Jy ! Clean residual min=-0.001036 max=0.000954 Jy/beam ! Clean residual mean=0.000001 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.223531 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 71 components and 0.223531 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=2.125 mas, bmaj=2.883 mas, bpa=1.783 degrees ! Estimated noise=0.191229 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00131541 Jy ! Component: 100 - total flux cleaned = 0.00229492 Jy ! Component: 150 - total flux cleaned = 0.00307906 Jy ! Component: 200 - total flux cleaned = 0.0037163 Jy ! Total flux subtracted in 200 components = 0.0037163 Jy ! Clean residual min=-0.000977 max=0.001040 Jy/beam ! Clean residual mean=0.000000 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.227247 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 = 0.000425909 Jy ! Component: 100 - total flux cleaned = 0.000718952 Jy ! Component: 150 - total flux cleaned = 0.000941929 Jy ! Component: 200 - total flux cleaned = 0.0010965 Jy ! Total flux subtracted in 200 components = 0.0010965 Jy ! Clean residual min=-0.000880 max=0.001023 Jy/beam ! Clean residual mean=-0.000000 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.228344 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 115 components and 0.228344 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9058 mas, bmaj=1.888 mas, bpa=-2.967 degrees ! Estimated noise=0.15203 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000240572 Jy ! Component: 100 - total flux cleaned = -0.000212233 Jy ! Component: 150 - total flux cleaned = -0.000187149 Jy ! Component: 200 - total flux cleaned = -0.000144319 Jy ! Total flux subtracted in 200 components = -0.000144319 Jy ! Clean residual min=-0.000869 max=0.000874 Jy/beam ! Clean residual mean=-0.000000 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.2282 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 133 components and 0.2282 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=0.051647Jy sigma=1.175748 ! Fit after self-cal, rms=0.051641Jy sigma=1.175650 wmodel J1832+1357_X_map.mod ! Writing 133 model components to file: J1832+1357_X_map.mod wobs J1832+1357_X_uvs.fits ! Writing UV FITS file: J1832+1357_X_uvs.fits wwins J1832+1357_X_map.win ! wwins: Wrote 6 windows to J1832+1357_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 = 0.000159103 Jy ! Component: 100 - total flux cleaned = 0.000308668 Jy ! Component: 150 - total flux cleaned = 0.000351087 Jy ! Component: 200 - total flux cleaned = 0.000323531 Jy ! Component: 250 - total flux cleaned = 0.000297122 Jy ! Component: 300 - total flux cleaned = 0.000296888 Jy ! Component: 350 - total flux cleaned = 0.00029647 Jy ! Component: 400 - total flux cleaned = 0.000284216 Jy ! Component: 450 - total flux cleaned = 0.000320268 Jy ! Component: 500 - total flux cleaned = 0.000297109 Jy ! Component: 550 - total flux cleaned = 0.000343087 Jy ! Component: 600 - total flux cleaned = 0.00033157 Jy ! Component: 650 - total flux cleaned = 0.000342426 Jy ! Component: 700 - total flux cleaned = 0.000320584 Jy ! Component: 750 - total flux cleaned = 0.000320503 Jy ! Component: 800 - total flux cleaned = 0.000299287 Jy ! Component: 850 - total flux cleaned = 0.000299155 Jy ! Component: 900 - total flux cleaned = 0.000278627 Jy ! Component: 950 - total flux cleaned = 0.00032948 Jy ! Component: 1000 - total flux cleaned = 0.000349405 Jy ! Component: 1050 - total flux cleaned = 0.000349415 Jy ! Component: 1100 - total flux cleaned = 0.0004086 Jy ! Component: 1150 - total flux cleaned = 0.000467224 Jy ! Component: 1200 - total flux cleaned = 0.000534225 Jy ! Component: 1250 - total flux cleaned = 0.000534127 Jy ! Component: 1300 - total flux cleaned = 0.000571604 Jy ! Component: 1350 - total flux cleaned = 0.000599597 Jy ! Component: 1400 - total flux cleaned = 0.000636502 Jy ! Component: 1450 - total flux cleaned = 0.000663786 Jy ! Component: 1500 - total flux cleaned = 0.000663957 Jy ! Component: 1550 - total flux cleaned = 0.000699788 Jy ! Component: 1600 - total flux cleaned = 0.00072627 Jy ! Component: 1650 - total flux cleaned = 0.000699908 Jy ! Component: 1700 - total flux cleaned = 0.000717153 Jy ! Component: 1750 - total flux cleaned = 0.000708528 Jy ! Component: 1800 - total flux cleaned = 0.00067442 Jy ! Component: 1850 - total flux cleaned = 0.000708317 Jy ! Component: 1900 - total flux cleaned = 0.000716758 Jy ! Component: 1950 - total flux cleaned = 0.000700169 Jy ! Component: 2000 - total flux cleaned = 0.000708479 Jy ! Component: 2050 - total flux cleaned = 0.000675733 Jy ! Component: 2100 - total flux cleaned = 0.000683873 Jy ! Component: 2150 - total flux cleaned = 0.000659635 Jy ! Component: 2200 - total flux cleaned = 0.000635676 Jy ! Component: 2250 - total flux cleaned = 0.000675337 Jy ! Component: 2300 - total flux cleaned = 0.000659582 Jy ! Component: 2350 - total flux cleaned = 0.000667499 Jy ! Component: 2400 - total flux cleaned = 0.000667476 Jy ! Component: 2450 - total flux cleaned = 0.000659849 Jy ! Component: 2500 - total flux cleaned = 0.000659907 Jy ! Component: 2550 - total flux cleaned = 0.000667562 Jy ! Component: 2600 - total flux cleaned = 0.000690226 Jy ! Component: 2650 - total flux cleaned = 0.000660308 Jy ! Component: 2700 - total flux cleaned = 0.000660359 Jy ! Component: 2750 - total flux cleaned = 0.000719413 Jy ! Component: 2800 - total flux cleaned = 0.00068267 Jy ! Component: 2850 - total flux cleaned = 0.000689983 Jy ! Component: 2900 - total flux cleaned = 0.00069001 Jy ! Component: 2950 - total flux cleaned = 0.000697239 Jy ! Component: 3000 - total flux cleaned = 0.00069732 Jy ! Component: 3050 - total flux cleaned = 0.000718666 Jy ! Component: 3100 - total flux cleaned = 0.000711581 Jy ! Component: 3150 - total flux cleaned = 0.000746633 Jy ! Component: 3200 - total flux cleaned = 0.000725726 Jy ! Component: 3250 - total flux cleaned = 0.000760372 Jy ! Component: 3300 - total flux cleaned = 0.000753442 Jy ! Component: 3350 - total flux cleaned = 0.000760333 Jy ! Component: 3400 - total flux cleaned = 0.000753528 Jy ! Component: 3450 - total flux cleaned = 0.000787433 Jy ! Component: 3500 - total flux cleaned = 0.000746987 Jy ! Component: 3550 - total flux cleaned = 0.000753698 Jy ! Component: 3600 - total flux cleaned = 0.000753692 Jy ! Component: 3650 - total flux cleaned = 0.000740453 Jy ! Component: 3700 - total flux cleaned = 0.000747015 Jy ! Component: 3750 - total flux cleaned = 0.000747087 Jy ! Component: 3800 - total flux cleaned = 0.00074059 Jy ! Component: 3850 - total flux cleaned = 0.000747034 Jy ! Component: 3900 - total flux cleaned = 0.000759841 Jy ! Component: 3950 - total flux cleaned = 0.000740636 Jy ! Component: 4000 - total flux cleaned = 0.000727983 Jy ! Component: 4050 - total flux cleaned = 0.000740586 Jy ! Total flux subtracted in 4096 components = 0.000734291 Jy ! Clean residual min=-0.000397 max=0.000375 Jy/beam ! Clean residual mean=-0.000000 rms=0.000110 Jy/beam ! Combined flux in latest and established models = 0.228934 Jy keep ! Adding 332 model components to the UV plane model. ! The established model now contains 465 components and 0.228934 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1832+1357_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9058 x 1.888 at -2.967 degrees (North through East) ! Clean map min=-0.00058252 max=0.18537 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1832+1357_X_map.fits wmodel /vlbi/uf001/uva//J1832+1357_X_map.mod ! Writing 465 model components to file: /vlbi/uf001/uva//J1832+1357_X_map.mod wobs /vlbi/uf001/uva//J1832+1357_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1832+1357_X_uvs.fits wwins /vlbi/uf001/uva//J1832+1357_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J1832+1357_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.185368 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000109776 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.177662 0.177662 0.355324 0.710648 1.4213 2.84259 5.68518 11.3704 22.7407 45.4814 90.9629 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.185 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1688.6 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1832+1357_X_dfm.log closed on Mon Jan 14 04:41:41 2019