! Started logfile: /vlbi/uf001/uva//J0817-0307_X_dfm.log on Sun Jan 13 23:52:24 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//J0817-0307_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0817-0307_X_uva.fits ! AN table 1: 57 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.85039 visibilities/baseline/integration-bin. ! Found source: J0817-0307 ! ! 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 20940 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 J0817-0307_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 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002362Jy sigma=23.299433 ! Fit after self-cal, rms=0.955947Jy sigma=22.174454 ! 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=0.8063 mas, bmaj=1.809 mas, bpa=11.63 degrees ! Estimated noise=0.399064 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 = 0.0321997 Jy ! Component: 100 - total flux cleaned = 0.0416485 Jy ! Total flux subtracted in 100 components = 0.0416485 Jy ! Clean residual min=-0.003453 max=0.007770 Jy/beam ! Clean residual mean=0.000011 rms=0.000894 Jy/beam ! Combined flux in latest and established models = 0.0416485 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0416485 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=0.061874Jy sigma=1.360434 ! Fit after self-cal, rms=0.060610Jy sigma=1.331497 ! Inverting map ! Added new window around map position (1, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00924335 Jy ! Component: 100 - total flux cleaned = 0.0141363 Jy ! Total flux subtracted in 100 components = 0.0141363 Jy ! Clean residual min=-0.002787 max=0.003397 Jy/beam ! Clean residual mean=0.000007 rms=0.000722 Jy/beam ! Combined flux in latest and established models = 0.0557849 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 12 components and 0.0557849 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=0.058847Jy sigma=1.282604 ! Fit after self-cal, rms=0.058583Jy sigma=1.275848 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00505647 Jy ! Component: 100 - total flux cleaned = 0.00758754 Jy ! Total flux subtracted in 100 components = 0.00758754 Jy ! Clean residual min=-0.002483 max=0.003026 Jy/beam ! Clean residual mean=0.000006 rms=0.000635 Jy/beam ! Combined flux in latest and established models = 0.0633724 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 15 components and 0.0633724 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=0.058066Jy sigma=1.261026 ! Fit after self-cal, rms=0.057995Jy sigma=1.259180 ! 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=1.006 mas, bmaj=2.183 mas, bpa=12.56 degrees ! Estimated noise=0.222016 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 = 0.0034756 Jy ! Component: 100 - total flux cleaned = 0.00511896 Jy ! Component: 150 - total flux cleaned = 0.00609504 Jy ! Component: 200 - total flux cleaned = 0.00667009 Jy ! Total flux subtracted in 200 components = 0.00667009 Jy ! Clean residual min=-0.001849 max=0.002010 Jy/beam ! Clean residual mean=0.000006 rms=0.000496 Jy/beam ! Combined flux in latest and established models = 0.0700425 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 24 components and 0.0700425 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=0.057822Jy sigma=1.253622 ! Fit after self-cal, rms=0.057793Jy sigma=1.252728 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.006 x 2.183 at 12.56 degrees (North through East) ! Clean map min=-0.0018266 max=0.046319 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.04 HN 0.89 KP 0.95 ! LA 0.97 MK 1.04 NL 1.16 OV 0.97 ! SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 0.91 KP 1.01 ! LA 0.97 MK 1.10 NL 1.18 OV 0.96 ! SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.03 HN 0.87 KP 1.00 ! LA 0.94 MK 0.97 NL 1.13 OV 0.95 ! SC 1.06 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 1.06 KP 0.95 ! LA 0.90 MK 0.90 NL 1.21 OV 1.03 ! SC 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 0.89 KP 1.04 ! LA 0.95 MK 1.05 NL 1.16 OV 0.94 ! SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.96 HN 0.95 KP 1.07 ! LA 0.96 MK 1.01 NL 1.19 OV 0.93 ! SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.97 HN 0.87 KP 1.00 ! LA 0.88 MK 1.05 NL 1.19 OV 0.93 ! SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 0.84 KP 1.04 ! LA 0.95 MK 1.11 NL 1.18 OV 0.95 ! SC 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.96 HN 0.97 KP 0.98 ! LA 0.95 MK 0.92 NL 1.15 OV 0.93 ! SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.96 HN 1.02 KP 1.05 ! LA 0.95 MK 1.05 NL 1.09 OV 0.87 ! SC 0.92 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.91 HN 0.88 KP 1.00 ! LA 0.94 MK 0.84 NL 1.15 OV 0.91 ! SC 0.84 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 0.93 KP 0.97 ! LA 0.87 MK 1.18 NL 1.22 OV 0.99 ! SC 0.88 ! ! ! Fit before self-cal, rms=0.057793Jy sigma=1.252728 ! Fit after self-cal, rms=0.056612Jy sigma=1.245458 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9926 mas, bmaj=2.188 mas, bpa=12.7 degrees ! Estimated noise=0.217909 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 = 0.00050257 Jy ! Component: 100 - total flux cleaned = 0.000400102 Jy ! Component: 150 - total flux cleaned = 0.000263785 Jy ! Component: 200 - total flux cleaned = 0.000165595 Jy ! Total flux subtracted in 200 components = 0.000165595 Jy ! Clean residual min=-0.001478 max=0.001670 Jy/beam ! Clean residual mean=0.000003 rms=0.000371 Jy/beam ! Combined flux in latest and established models = 0.0702081 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 35 components and 0.0702081 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=0.056587Jy sigma=1.244756 ! Fit after self-cal, rms=0.056669Jy sigma=1.244046 ! 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=0.056669Jy sigma=1.244046 ! Fit after self-cal, rms=0.057746Jy sigma=1.240897 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9872 mas, bmaj=2.178 mas, bpa=12.72 degrees ! Estimated noise=0.217189 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000489172 Jy ! Component: 100 - total flux cleaned = 0.000489494 Jy ! Component: 150 - total flux cleaned = 0.000443179 Jy ! Component: 200 - total flux cleaned = 0.000392588 Jy ! Total flux subtracted in 200 components = 0.000392588 Jy ! Clean residual min=-0.001284 max=0.001431 Jy/beam ! Clean residual mean=0.000003 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.0706007 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 41 components and 0.0706007 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=0.057736Jy sigma=1.240544 ! Fit after self-cal, rms=0.057789Jy sigma=1.240191 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 (15.4, -12.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000892309 Jy ! Component: 100 - total flux cleaned = 0.00133747 Jy ! Component: 150 - total flux cleaned = 0.00161177 Jy ! Component: 200 - total flux cleaned = 0.00182355 Jy ! Total flux subtracted in 200 components = 0.00182355 Jy ! Clean residual min=-0.001234 max=0.001365 Jy/beam ! Clean residual mean=0.000002 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.0724242 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 59 components and 0.0724242 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=0.057758Jy sigma=1.239367 ! Fit after self-cal, rms=0.057760Jy sigma=1.239246 ! Inverting map ! Added new window around map position (3, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00119022 Jy ! Component: 100 - total flux cleaned = 0.00159599 Jy ! Component: 150 - total flux cleaned = 0.00189675 Jy ! Component: 200 - total flux cleaned = 0.00209735 Jy ! Total flux subtracted in 200 components = 0.00209735 Jy ! Clean residual min=-0.001234 max=0.001198 Jy/beam ! Clean residual mean=0.000001 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.0745216 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 71 components and 0.0745215 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=0.057727Jy sigma=1.238347 ! Fit after self-cal, rms=0.057725Jy sigma=1.238228 ! 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=0.057725Jy sigma=1.238228 ! Fit after self-cal, rms=0.057738Jy sigma=1.236323 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9846 mas, bmaj=2.173 mas, bpa=12.78 degrees ! Estimated noise=0.215738 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000629787 Jy ! Component: 100 - total flux cleaned = 0.000889133 Jy ! Component: 150 - total flux cleaned = 0.00104291 Jy ! Component: 200 - total flux cleaned = 0.00115032 Jy ! Total flux subtracted in 200 components = 0.00115032 Jy ! Clean residual min=-0.001164 max=0.000991 Jy/beam ! Clean residual mean=0.000001 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.0756719 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 85 components and 0.0756719 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=0.057727Jy sigma=1.235996 ! Fit after self-cal, rms=0.057751Jy sigma=1.235768 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 = 0.000241813 Jy ! Component: 100 - total flux cleaned = 0.000346299 Jy ! Component: 150 - total flux cleaned = 0.000443439 Jy ! Component: 200 - total flux cleaned = 0.000559237 Jy ! Total flux subtracted in 200 components = 0.000559237 Jy ! Clean residual min=-0.001145 max=0.000994 Jy/beam ! Clean residual mean=0.000001 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.0762311 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 90 components and 0.0762311 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=0.057745Jy sigma=1.235592 ! Fit after self-cal, rms=0.057744Jy sigma=1.235540 ! 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=0.057744Jy sigma=1.235540 ! Fit after self-cal, rms=0.057707Jy sigma=1.235491 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.973 mas, bmaj=3.232 mas, bpa=7.287 degrees ! Estimated noise=0.266964 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000302524 Jy ! Component: 100 - total flux cleaned = 0.000493845 Jy ! Component: 150 - total flux cleaned = 0.000671344 Jy ! Component: 200 - total flux cleaned = 0.000818128 Jy ! Total flux subtracted in 200 components = 0.000818128 Jy ! Clean residual min=-0.001222 max=0.001042 Jy/beam ! Clean residual mean=0.000002 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.0770493 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 109 components and 0.0770493 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=0.057705Jy sigma=1.235474 ! Fit after self-cal, rms=0.057707Jy sigma=1.235443 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 = 0.000132773 Jy ! Component: 100 - total flux cleaned = 0.000219221 Jy ! Component: 150 - total flux cleaned = 0.000270128 Jy ! Component: 200 - total flux cleaned = 0.000299913 Jy ! Total flux subtracted in 200 components = 0.000299913 Jy ! Clean residual min=-0.001206 max=0.001028 Jy/beam ! Clean residual mean=0.000001 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.0773492 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 119 components and 0.0773492 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=0.057707Jy sigma=1.235435 ! Fit after self-cal, rms=0.057706Jy sigma=1.235428 ! 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=0.9836 mas, bmaj=2.171 mas, bpa=12.79 degrees ! Estimated noise=0.215258 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9836 x 2.171 at 12.79 degrees (North through East) ! Clean map min=-0.0011013 max=0.045005 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=0.7893 mas, bmaj=1.804 mas, bpa=12.08 degrees ! Estimated noise=0.383598 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0323597 Jy ! Component: 100 - total flux cleaned = 0.0470785 Jy ! Component: 150 - total flux cleaned = 0.0553878 Jy ! Component: 200 - total flux cleaned = 0.0603331 Jy ! Total flux subtracted in 200 components = 0.0603331 Jy ! Clean residual min=-0.002277 max=0.002563 Jy/beam ! Clean residual mean=0.000005 rms=0.000563 Jy/beam ! Combined flux in latest and established models = 0.0603331 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.0603331 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9836 mas, bmaj=2.171 mas, bpa=12.79 degrees ! Estimated noise=0.215258 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 = 0.00441342 Jy ! Component: 100 - total flux cleaned = 0.00696423 Jy ! Component: 150 - total flux cleaned = 0.00891174 Jy ! Component: 200 - total flux cleaned = 0.0104358 Jy ! Total flux subtracted in 200 components = 0.0104358 Jy ! Clean residual min=-0.001297 max=0.001148 Jy/beam ! Clean residual mean=0.000004 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.070769 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 37 components and 0.070769 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.973 mas, bmaj=3.232 mas, bpa=7.287 degrees ! Estimated noise=0.266964 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00172318 Jy ! Component: 100 - total flux cleaned = 0.0025863 Jy ! Component: 150 - total flux cleaned = 0.00331587 Jy ! Component: 200 - total flux cleaned = 0.00391234 Jy ! Total flux subtracted in 200 components = 0.00391234 Jy ! Clean residual min=-0.001276 max=0.001075 Jy/beam ! Clean residual mean=0.000004 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.0746813 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 = 0.000469258 Jy ! Component: 100 - total flux cleaned = 0.000884875 Jy ! Component: 150 - total flux cleaned = 0.00121974 Jy ! Component: 200 - total flux cleaned = 0.00150746 Jy ! Total flux subtracted in 200 components = 0.00150746 Jy ! Clean residual min=-0.001229 max=0.001064 Jy/beam ! Clean residual mean=0.000003 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.0761888 Jy ! Adding 65 model components to the UV plane model. ! The established model now contains 95 components and 0.0761888 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9836 mas, bmaj=2.171 mas, bpa=12.79 degrees ! Estimated noise=0.215258 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000109204 Jy ! Component: 100 - total flux cleaned = 0.000102239 Jy ! Component: 150 - total flux cleaned = 0.000183679 Jy ! Component: 200 - total flux cleaned = 0.000239343 Jy ! Total flux subtracted in 200 components = 0.000239343 Jy ! Clean residual min=-0.001100 max=0.001036 Jy/beam ! Clean residual mean=0.000001 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.0764281 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 120 components and 0.0764281 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=0.057726Jy sigma=1.235895 ! Fit after self-cal, rms=0.057720Jy sigma=1.235761 wmodel J0817-0307_X_map.mod ! Writing 120 model components to file: J0817-0307_X_map.mod wobs J0817-0307_X_uvs.fits ! Writing UV FITS file: J0817-0307_X_uvs.fits wwins J0817-0307_X_map.win ! wwins: Wrote 4 windows to J0817-0307_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 = -0.000252305 Jy ! Component: 100 - total flux cleaned = -0.000270886 Jy ! Component: 150 - total flux cleaned = -0.000271206 Jy ! Component: 200 - total flux cleaned = -0.0002542 Jy ! Component: 250 - total flux cleaned = -0.000238191 Jy ! Component: 300 - total flux cleaned = -0.000190925 Jy ! Component: 350 - total flux cleaned = -0.000159853 Jy ! Component: 400 - total flux cleaned = -9.95094e-05 Jy ! Component: 450 - total flux cleaned = -4.08162e-05 Jy ! Component: 500 - total flux cleaned = 2.1411e-06 Jy ! Component: 550 - total flux cleaned = 1.62351e-05 Jy ! Component: 600 - total flux cleaned = 5.7697e-05 Jy ! Component: 650 - total flux cleaned = 5.76774e-05 Jy ! Component: 700 - total flux cleaned = 7.09756e-05 Jy ! Component: 750 - total flux cleaned = 8.42471e-05 Jy ! Component: 800 - total flux cleaned = 0.000110261 Jy ! Component: 850 - total flux cleaned = 0.000110531 Jy ! Component: 900 - total flux cleaned = 0.000160959 Jy ! Component: 950 - total flux cleaned = 0.000173255 Jy ! Component: 1000 - total flux cleaned = 0.000185563 Jy ! Component: 1050 - total flux cleaned = 0.000197914 Jy ! Component: 1100 - total flux cleaned = 0.000222019 Jy ! Component: 1150 - total flux cleaned = 0.000233872 Jy ! Component: 1200 - total flux cleaned = 0.000268936 Jy ! Component: 1250 - total flux cleaned = 0.000326682 Jy ! Component: 1300 - total flux cleaned = 0.000326709 Jy ! Component: 1350 - total flux cleaned = 0.000405887 Jy ! Component: 1400 - total flux cleaned = 0.000416972 Jy ! Component: 1450 - total flux cleaned = 0.000461179 Jy ! Component: 1500 - total flux cleaned = 0.000449988 Jy ! Component: 1550 - total flux cleaned = 0.000482409 Jy ! Component: 1600 - total flux cleaned = 0.000493066 Jy ! Component: 1650 - total flux cleaned = 0.000514312 Jy ! Component: 1700 - total flux cleaned = 0.000556332 Jy ! Component: 1750 - total flux cleaned = 0.000577195 Jy ! Component: 1800 - total flux cleaned = 0.00055643 Jy ! Component: 1850 - total flux cleaned = 0.000576846 Jy ! Component: 1900 - total flux cleaned = 0.000556608 Jy ! Component: 1950 - total flux cleaned = 0.000576552 Jy ! Component: 2000 - total flux cleaned = 0.000516689 Jy ! Component: 2050 - total flux cleaned = 0.000526519 Jy ! Component: 2100 - total flux cleaned = 0.0005169 Jy ! Component: 2150 - total flux cleaned = 0.000497691 Jy ! Component: 2200 - total flux cleaned = 0.000497698 Jy ! Component: 2250 - total flux cleaned = 0.000469097 Jy ! Component: 2300 - total flux cleaned = 0.000497472 Jy ! Component: 2350 - total flux cleaned = 0.000459853 Jy ! Component: 2400 - total flux cleaned = 0.000441308 Jy ! Component: 2450 - total flux cleaned = 0.000468968 Jy ! Component: 2500 - total flux cleaned = 0.000450644 Jy ! Component: 2550 - total flux cleaned = 0.000450716 Jy ! Component: 2600 - total flux cleaned = 0.000450743 Jy ! Component: 2650 - total flux cleaned = 0.000459675 Jy ! Component: 2700 - total flux cleaned = 0.000477435 Jy ! Component: 2750 - total flux cleaned = 0.000503868 Jy ! Component: 2800 - total flux cleaned = 0.000477495 Jy ! Component: 2850 - total flux cleaned = 0.000468827 Jy ! Component: 2900 - total flux cleaned = 0.000494783 Jy ! Component: 2950 - total flux cleaned = 0.000486215 Jy ! Component: 3000 - total flux cleaned = 0.000494575 Jy ! Component: 3050 - total flux cleaned = 0.000562371 Jy ! Component: 3100 - total flux cleaned = 0.000553958 Jy ! Component: 3150 - total flux cleaned = 0.000545616 Jy ! Component: 3200 - total flux cleaned = 0.000570546 Jy ! Component: 3250 - total flux cleaned = 0.00059528 Jy ! Component: 3300 - total flux cleaned = 0.000578887 Jy ! Component: 3350 - total flux cleaned = 0.000652182 Jy ! Component: 3400 - total flux cleaned = 0.00063591 Jy ! Component: 3450 - total flux cleaned = 0.000667954 Jy ! Component: 3500 - total flux cleaned = 0.000659951 Jy ! Component: 3550 - total flux cleaned = 0.000644115 Jy ! Component: 3600 - total flux cleaned = 0.00066776 Jy ! Component: 3650 - total flux cleaned = 0.000675642 Jy ! Component: 3700 - total flux cleaned = 0.000699026 Jy ! Component: 3750 - total flux cleaned = 0.000691211 Jy ! Component: 3800 - total flux cleaned = 0.000706605 Jy ! Component: 3850 - total flux cleaned = 0.000683577 Jy ! Component: 3900 - total flux cleaned = 0.000729343 Jy ! Component: 3950 - total flux cleaned = 0.000744472 Jy ! Component: 4000 - total flux cleaned = 0.000774598 Jy ! Component: 4050 - total flux cleaned = 0.000774498 Jy ! Total flux subtracted in 4096 components = 0.000789305 Jy ! Clean residual min=-0.000441 max=0.000399 Jy/beam ! Clean residual mean=0.000001 rms=0.000130 Jy/beam ! Combined flux in latest and established models = 0.0772174 Jy keep ! Adding 302 model components to the UV plane model. ! The established model now contains 422 components and 0.0772174 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0817-0307_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9836 x 2.171 at 12.79 degrees (North through East) ! Clean map min=-0.00082467 max=0.044917 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0817-0307_X_map.fits wmodel /vlbi/uf001/uva//J0817-0307_X_map.mod ! Writing 422 model components to file: /vlbi/uf001/uva//J0817-0307_X_map.mod wobs /vlbi/uf001/uva//J0817-0307_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0817-0307_X_uvs.fits wwins /vlbi/uf001/uva//J0817-0307_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J0817-0307_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0449174 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000129449 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.864583 0.864583 1.72917 3.45833 6.91666 13.8333 27.6667 55.3333 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.044 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 346.988 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0817-0307_X_dfm.log closed on Sun Jan 13 23:52:29 2019