! Started logfile: /vlbi/uf001/uva//J0818+0517_X_dfm.log on Sun Jan 13 23:52:57 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//J0818+0517_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0818+0517_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.978836 visibilities/baseline/integration-bin. ! Found source: J0818+0517 ! ! 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 22200 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 J0818+0517_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 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.006546Jy sigma=23.002076 ! Fit after self-cal, rms=0.913760Jy sigma=20.887644 ! 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=0.7054 mas, bmaj=1.687 mas, bpa=-2.349 degrees ! Estimated noise=0.35265 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 = 0.0654684 Jy ! Component: 100 - total flux cleaned = 0.0852797 Jy ! Total flux subtracted in 100 components = 0.0852797 Jy ! Clean residual min=-0.004010 max=0.008730 Jy/beam ! Clean residual mean=-0.000005 rms=0.000993 Jy/beam ! Combined flux in latest and established models = 0.0852797 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0852797 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=0.062366Jy sigma=1.346669 ! Fit after self-cal, rms=0.062059Jy sigma=1.340281 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0100193 Jy ! Component: 100 - total flux cleaned = 0.0151343 Jy ! Total flux subtracted in 100 components = 0.0151343 Jy ! Clean residual min=-0.003661 max=0.007497 Jy/beam ! Clean residual mean=-0.000002 rms=0.000833 Jy/beam ! Combined flux in latest and established models = 0.100414 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 13 components and 0.100414 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=0.060291Jy sigma=1.299353 ! Fit after self-cal, rms=0.060264Jy sigma=1.298591 ! Inverting map ! Added new window around map position (-2, 11). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00654286 Jy ! Component: 100 - total flux cleaned = 0.01035 Jy ! Total flux subtracted in 100 components = 0.01035 Jy ! Clean residual min=-0.003133 max=0.003850 Jy/beam ! Clean residual mean=-0.000002 rms=0.000736 Jy/beam ! Combined flux in latest and established models = 0.110764 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 23 components and 0.110764 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=0.059269Jy sigma=1.273582 ! Fit after self-cal, rms=0.059235Jy sigma=1.272974 ! 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=0.8979 mas, bmaj=1.975 mas, bpa=-1.741 degrees ! Estimated noise=0.227369 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 (-3.4, 11.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00576129 Jy ! Component: 100 - total flux cleaned = 0.00953951 Jy ! Component: 150 - total flux cleaned = 0.0125242 Jy ! Component: 200 - total flux cleaned = 0.0149687 Jy ! Total flux subtracted in 200 components = 0.0149687 Jy ! Clean residual min=-0.003069 max=0.004008 Jy/beam ! Clean residual mean=-0.000004 rms=0.000627 Jy/beam ! Combined flux in latest and established models = 0.125733 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 62 components and 0.125733 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=0.058515Jy sigma=1.255973 ! Fit after self-cal, rms=0.058479Jy sigma=1.255007 ! Inverting map ! Added new window around map position (1.4, 3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00385264 Jy ! Component: 100 - total flux cleaned = 0.00618927 Jy ! Component: 150 - total flux cleaned = 0.00779524 Jy ! Component: 200 - total flux cleaned = 0.00891724 Jy ! Total flux subtracted in 200 components = 0.00891724 Jy ! Clean residual min=-0.002681 max=0.002956 Jy/beam ! Clean residual mean=-0.000002 rms=0.000533 Jy/beam ! Combined flux in latest and established models = 0.13465 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 84 components and 0.13465 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=0.058172Jy sigma=1.247423 ! Fit after self-cal, rms=0.058146Jy sigma=1.246795 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8979 x 1.975 at -1.741 degrees (North through East) ! Clean map min=-0.0022793 max=0.08688 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.03 HN 0.86 KP 1.04 ! LA 0.97 MK 1.03 NL 1.10 OV 0.91 ! PT 0.93 SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.91 KP 1.04 ! LA 0.96 MK 1.05 NL 1.12 OV 0.93 ! PT 0.98 SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.92 KP 0.99 ! LA 0.97 MK 1.05 NL 1.08 OV 0.91 ! PT 0.98 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.04 HN 0.86 KP 1.03 ! LA 0.99 MK 1.02 NL 1.14 OV 0.91 ! PT 0.96 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.87 KP 1.05 ! LA 0.96 MK 1.05 NL 1.07 OV 0.94 ! PT 0.98 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.04 HN 0.89 KP 0.98 ! LA 0.95 MK 1.06 NL 1.14 OV 0.94 ! PT 1.02 SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.02 HN 0.90 KP 1.03 ! LA 0.99 MK 1.02 NL 1.13 OV 0.94 ! PT 0.95 SC 1.05 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.01 HN 0.84 KP 1.03 ! LA 0.94 MK 1.05 NL 1.11 OV 0.93 ! PT 0.97 SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 0.90 KP 0.99 ! LA 0.97 MK 0.97 NL 1.15 OV 0.91 ! PT 1.02 SC 0.92 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.05 HN 0.87 KP 1.05 ! LA 0.98 MK 1.03 NL 1.13 OV 0.94 ! PT 0.94 SC 1.05 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 0.86 KP 1.06 ! LA 0.95 MK 1.11 NL 1.10 OV 0.90 ! PT 0.97 SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.03 HN 0.86 KP 1.07 ! LA 0.96 MK 1.13 NL 1.14 OV 0.92 ! PT 0.97 SC 0.92 ! ! ! Fit before self-cal, rms=0.058146Jy sigma=1.246795 ! Fit after self-cal, rms=0.056746Jy sigma=1.230130 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8974 mas, bmaj=1.989 mas, bpa=-1.402 degrees ! Estimated noise=0.226536 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 = 0.00098027 Jy ! Component: 100 - total flux cleaned = 0.00147848 Jy ! Component: 150 - total flux cleaned = 0.00166845 Jy ! Component: 200 - total flux cleaned = 0.00192806 Jy ! Total flux subtracted in 200 components = 0.00192806 Jy ! Clean residual min=-0.001478 max=0.001678 Jy/beam ! Clean residual mean=-0.000001 rms=0.000331 Jy/beam ! Combined flux in latest and established models = 0.136578 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 112 components and 0.136578 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=0.056672Jy sigma=1.228525 ! Fit after self-cal, rms=0.056698Jy sigma=1.228111 ! Inverting map ! Added new window around map position (-1.8, 7.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00153554 Jy ! Component: 100 - total flux cleaned = 0.00229178 Jy ! Component: 150 - total flux cleaned = 0.00258275 Jy ! Component: 200 - total flux cleaned = 0.00273769 Jy ! Total flux subtracted in 200 components = 0.00273769 Jy ! Clean residual min=-0.001382 max=0.001212 Jy/beam ! Clean residual mean=-0.000002 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.139316 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 128 components and 0.139316 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=0.056647Jy sigma=1.226931 ! Fit after self-cal, rms=0.056645Jy sigma=1.226886 ! 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=0.056645Jy sigma=1.226886 ! Fit after self-cal, rms=0.057254Jy sigma=1.219745 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8954 mas, bmaj=1.988 mas, bpa=-1.346 degrees ! Estimated noise=0.226295 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00013052 Jy ! Component: 100 - total flux cleaned = -3.70505e-05 Jy ! Component: 150 - total flux cleaned = 4.52247e-05 Jy ! Component: 200 - total flux cleaned = 8.17857e-05 Jy ! Total flux subtracted in 200 components = 8.17857e-05 Jy ! Clean residual min=-0.001121 max=0.001071 Jy/beam ! Clean residual mean=-0.000001 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.139398 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 144 components and 0.139398 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=0.057238Jy sigma=1.219362 ! Fit after self-cal, rms=0.057267Jy sigma=1.219221 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 = -5.76137e-05 Jy ! Component: 100 - total flux cleaned = -2.29403e-05 Jy ! Component: 150 - total flux cleaned = 2.54824e-05 Jy ! Component: 200 - total flux cleaned = 7.20685e-05 Jy ! Total flux subtracted in 200 components = 7.20685e-05 Jy ! Clean residual min=-0.001123 max=0.001041 Jy/beam ! Clean residual mean=-0.000001 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.13947 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 162 components and 0.13947 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=0.057259Jy sigma=1.219034 ! Fit after self-cal, rms=0.057258Jy sigma=1.219031 ! 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=0.057258Jy sigma=1.219031 ! Fit after self-cal, rms=0.057264Jy sigma=1.218961 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8948 mas, bmaj=1.986 mas, bpa=-1.245 degrees ! Estimated noise=0.225804 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000201666 Jy ! Component: 100 - total flux cleaned = -0.000168634 Jy ! Component: 150 - total flux cleaned = -0.000137578 Jy ! Component: 200 - total flux cleaned = -0.000108485 Jy ! Total flux subtracted in 200 components = -0.000108485 Jy ! Clean residual min=-0.001125 max=0.001021 Jy/beam ! Clean residual mean=-0.000001 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.139361 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 171 components and 0.139361 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=0.057255Jy sigma=1.218778 ! Fit after self-cal, rms=0.057257Jy sigma=1.218770 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 = -7.69738e-05 Jy ! Component: 100 - total flux cleaned = -4.90774e-05 Jy ! Component: 150 - total flux cleaned = -2.26671e-05 Jy ! Component: 200 - total flux cleaned = 1.58861e-05 Jy ! Total flux subtracted in 200 components = 1.58861e-05 Jy ! Clean residual min=-0.001125 max=0.001004 Jy/beam ! Clean residual mean=-0.000001 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.139377 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 180 components and 0.139377 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=0.057252Jy sigma=1.218646 ! Fit after self-cal, rms=0.057251Jy sigma=1.218643 ! 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=0.057251Jy sigma=1.218643 ! Fit after self-cal, rms=0.057192Jy sigma=1.218623 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.127 mas, bmaj=3.135 mas, bpa=-0.8986 degrees ! Estimated noise=0.285372 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000132109 Jy ! Component: 100 - total flux cleaned = 0.000319285 Jy ! Component: 150 - total flux cleaned = 0.000485762 Jy ! Component: 200 - total flux cleaned = 0.000592118 Jy ! Total flux subtracted in 200 components = 0.000592118 Jy ! Clean residual min=-0.001302 max=0.001134 Jy/beam ! Clean residual mean=-0.000002 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.139969 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 190 components and 0.139969 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=0.057190Jy sigma=1.218576 ! Fit after self-cal, rms=0.057191Jy sigma=1.218560 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 = -2.92629e-05 Jy ! Component: 100 - total flux cleaned = 4.29884e-05 Jy ! Component: 150 - total flux cleaned = 9.85284e-05 Jy ! Component: 200 - total flux cleaned = 0.000132722 Jy ! Total flux subtracted in 200 components = 0.000132722 Jy ! Clean residual min=-0.001270 max=0.001127 Jy/beam ! Clean residual mean=-0.000002 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.140102 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 201 components and 0.140102 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=0.057189Jy sigma=1.218562 ! Fit after self-cal, rms=0.057190Jy sigma=1.218556 ! 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=0.8945 mas, bmaj=1.986 mas, bpa=-1.171 degrees ! Estimated noise=0.225501 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8945 x 1.986 at -1.171 degrees (North through East) ! Clean map min=-0.0010188 max=0.086332 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=0.704 mas, bmaj=1.696 mas, bpa=-1.873 degrees ! Estimated noise=0.347513 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.064587 Jy ! Component: 100 - total flux cleaned = 0.0847056 Jy ! Component: 150 - total flux cleaned = 0.0948614 Jy ! Component: 200 - total flux cleaned = 0.101348 Jy ! Total flux subtracted in 200 components = 0.101348 Jy ! Clean residual min=-0.002699 max=0.003897 Jy/beam ! Clean residual mean=-0.000002 rms=0.000645 Jy/beam ! Combined flux in latest and established models = 0.101348 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.101348 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8945 mas, bmaj=1.986 mas, bpa=-1.171 degrees ! Estimated noise=0.225501 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 = 0.00731109 Jy ! Component: 100 - total flux cleaned = 0.012572 Jy ! Component: 150 - total flux cleaned = 0.0166787 Jy ! Component: 200 - total flux cleaned = 0.0199586 Jy ! Total flux subtracted in 200 components = 0.0199586 Jy ! Clean residual min=-0.001771 max=0.002566 Jy/beam ! Clean residual mean=-0.000003 rms=0.000445 Jy/beam ! Combined flux in latest and established models = 0.121306 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 57 components and 0.121306 Jy ! Inverting map ! Added new window around map position (-0.2, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00288732 Jy ! Component: 100 - total flux cleaned = 0.00523829 Jy ! Component: 150 - total flux cleaned = 0.00722672 Jy ! Component: 200 - total flux cleaned = 0.00893736 Jy ! Total flux subtracted in 200 components = 0.00893736 Jy ! Clean residual min=-0.001417 max=0.001359 Jy/beam ! Clean residual mean=-0.000002 rms=0.000323 Jy/beam ! Combined flux in latest and established models = 0.130244 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 83 components and 0.130244 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=2.127 mas, bmaj=3.135 mas, bpa=-0.8986 degrees ! Estimated noise=0.285372 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00239981 Jy ! Component: 100 - total flux cleaned = 0.00401959 Jy ! Component: 150 - total flux cleaned = 0.00528486 Jy ! Component: 200 - total flux cleaned = 0.00629383 Jy ! Total flux subtracted in 200 components = 0.00629383 Jy ! Clean residual min=-0.001417 max=0.001112 Jy/beam ! Clean residual mean=-0.000003 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.136537 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 = 0.000817931 Jy ! Component: 100 - total flux cleaned = 0.00128465 Jy ! Component: 150 - total flux cleaned = 0.00162104 Jy ! Component: 200 - total flux cleaned = 0.00187645 Jy ! Total flux subtracted in 200 components = 0.00187645 Jy ! Clean residual min=-0.001348 max=0.001008 Jy/beam ! Clean residual mean=-0.000003 rms=0.000322 Jy/beam ! Combined flux in latest and established models = 0.138414 Jy ! Adding 97 model components to the UV plane model. ! The established model now contains 162 components and 0.138414 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8945 mas, bmaj=1.986 mas, bpa=-1.171 degrees ! Estimated noise=0.225501 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000656055 Jy ! Component: 100 - total flux cleaned = 0.000721358 Jy ! Component: 150 - total flux cleaned = 0.000694832 Jy ! Component: 200 - total flux cleaned = 0.000719381 Jy ! Total flux subtracted in 200 components = 0.000719381 Jy ! Clean residual min=-0.001159 max=0.001041 Jy/beam ! Clean residual mean=-0.000001 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.139133 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 182 components and 0.139133 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=0.057202Jy sigma=1.218787 ! Fit after self-cal, rms=0.057191Jy sigma=1.218600 wmodel J0818+0517_X_map.mod ! Writing 182 model components to file: J0818+0517_X_map.mod wobs J0818+0517_X_uvs.fits ! Writing UV FITS file: J0818+0517_X_uvs.fits wwins J0818+0517_X_map.win ! wwins: Wrote 6 windows to J0818+0517_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 = -0.000445794 Jy ! Component: 100 - total flux cleaned = -0.000523601 Jy ! Component: 150 - total flux cleaned = -0.000686071 Jy ! Component: 200 - total flux cleaned = -0.000825126 Jy ! Component: 250 - total flux cleaned = -0.000943554 Jy ! Component: 300 - total flux cleaned = -0.00102622 Jy ! Component: 350 - total flux cleaned = -0.00117184 Jy ! Component: 400 - total flux cleaned = -0.00129893 Jy ! Component: 450 - total flux cleaned = -0.00136132 Jy ! Component: 500 - total flux cleaned = -0.00145371 Jy ! Component: 550 - total flux cleaned = -0.00154497 Jy ! Component: 600 - total flux cleaned = -0.00167999 Jy ! Component: 650 - total flux cleaned = -0.001813 Jy ! Component: 700 - total flux cleaned = -0.00194447 Jy ! Component: 750 - total flux cleaned = -0.00206004 Jy ! Component: 800 - total flux cleaned = -0.00217408 Jy ! Component: 850 - total flux cleaned = -0.00228712 Jy ! Component: 900 - total flux cleaned = -0.00244039 Jy ! Component: 950 - total flux cleaned = -0.00249541 Jy ! Component: 1000 - total flux cleaned = -0.00257741 Jy ! Component: 1050 - total flux cleaned = -0.00264494 Jy ! Component: 1100 - total flux cleaned = -0.00276496 Jy ! Component: 1150 - total flux cleaned = -0.0028571 Jy ! Component: 1200 - total flux cleaned = -0.00289623 Jy ! Component: 1250 - total flux cleaned = -0.00298694 Jy ! Component: 1300 - total flux cleaned = -0.00307655 Jy ! Component: 1350 - total flux cleaned = -0.00310209 Jy ! Component: 1400 - total flux cleaned = -0.00317779 Jy ! Component: 1450 - total flux cleaned = -0.00325258 Jy ! Component: 1500 - total flux cleaned = -0.00332682 Jy ! Component: 1550 - total flux cleaned = -0.00335143 Jy ! Component: 1600 - total flux cleaned = -0.00337586 Jy ! Component: 1650 - total flux cleaned = -0.00343637 Jy ! Component: 1700 - total flux cleaned = -0.00343628 Jy ! Component: 1750 - total flux cleaned = -0.00345991 Jy ! Component: 1800 - total flux cleaned = -0.00349537 Jy ! Component: 1850 - total flux cleaned = -0.00350711 Jy ! Component: 1900 - total flux cleaned = -0.00355359 Jy ! Component: 1950 - total flux cleaned = -0.0035305 Jy ! Component: 2000 - total flux cleaned = -0.00354196 Jy ! Component: 2050 - total flux cleaned = -0.00355331 Jy ! Component: 2100 - total flux cleaned = -0.00359852 Jy ! Component: 2150 - total flux cleaned = -0.00360954 Jy ! Component: 2200 - total flux cleaned = -0.00362063 Jy ! Component: 2250 - total flux cleaned = -0.00357633 Jy ! Component: 2300 - total flux cleaned = -0.00363135 Jy ! Component: 2350 - total flux cleaned = -0.00364218 Jy ! Component: 2400 - total flux cleaned = -0.00369642 Jy ! Component: 2450 - total flux cleaned = -0.00370719 Jy ! Component: 2500 - total flux cleaned = -0.00372871 Jy ! Component: 2550 - total flux cleaned = -0.00380333 Jy ! Component: 2600 - total flux cleaned = -0.00380325 Jy ! Component: 2650 - total flux cleaned = -0.00378218 Jy ! Component: 2700 - total flux cleaned = -0.00383452 Jy ! Component: 2750 - total flux cleaned = -0.00383454 Jy ! Component: 2800 - total flux cleaned = -0.00391721 Jy ! Component: 2850 - total flux cleaned = -0.00396868 Jy ! Component: 2900 - total flux cleaned = -0.00399932 Jy ! Component: 2950 - total flux cleaned = -0.00400946 Jy ! Component: 3000 - total flux cleaned = -0.00404999 Jy ! Component: 3050 - total flux cleaned = -0.0040901 Jy ! Component: 3100 - total flux cleaned = -0.0041301 Jy ! Component: 3150 - total flux cleaned = -0.00415001 Jy ! Component: 3200 - total flux cleaned = -0.0041995 Jy ! Component: 3250 - total flux cleaned = -0.00421917 Jy ! Component: 3300 - total flux cleaned = -0.00429736 Jy ! Component: 3350 - total flux cleaned = -0.00428766 Jy ! Component: 3400 - total flux cleaned = -0.0042877 Jy ! Component: 3450 - total flux cleaned = -0.00433588 Jy ! Component: 3500 - total flux cleaned = -0.00438381 Jy ! Component: 3550 - total flux cleaned = -0.00442201 Jy ! Component: 3600 - total flux cleaned = -0.00444106 Jy ! Component: 3650 - total flux cleaned = -0.00452607 Jy ! Component: 3700 - total flux cleaned = -0.00457314 Jy ! Component: 3750 - total flux cleaned = -0.00463854 Jy ! Component: 3800 - total flux cleaned = -0.00462921 Jy ! Component: 3850 - total flux cleaned = -0.00465704 Jy ! Component: 3900 - total flux cleaned = -0.00467548 Jy ! Component: 3950 - total flux cleaned = -0.00471219 Jy ! Component: 4000 - total flux cleaned = -0.00472135 Jy ! Component: 4050 - total flux cleaned = -0.00477598 Jy ! Total flux subtracted in 4096 components = -0.00481225 Jy ! Clean residual min=-0.000585 max=0.000577 Jy/beam ! Clean residual mean=-0.000000 rms=0.000158 Jy/beam ! Combined flux in latest and established models = 0.134321 Jy keep ! Adding 319 model components to the UV plane model. ! The established model now contains 501 components and 0.134321 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0818+0517_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8945 x 1.986 at -1.171 degrees (North through East) ! Clean map min=-0.0009493 max=0.086134 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0818+0517_X_map.fits wmodel /vlbi/uf001/uva//J0818+0517_X_map.mod ! Writing 501 model components to file: /vlbi/uf001/uva//J0818+0517_X_map.mod wobs /vlbi/uf001/uva//J0818+0517_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0818+0517_X_uvs.fits wwins /vlbi/uf001/uva//J0818+0517_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J0818+0517_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0861342 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00015742 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.548283 0.548283 1.09657 2.19313 4.38626 8.77252 17.545 35.0901 70.1802 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.086 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 547.163 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0818+0517_X_dfm.log closed on Sun Jan 13 23:53:02 2019