! Started logfile: /vlbi/uf001/uva//J1851+6100_X_dfm.log on Mon Jan 14 04:49:49 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//J1851+6100_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1851+6100_X_uva.fits ! AN table 1: 116 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.99751 visibilities/baseline/integration-bin. ! Found source: J1851+6100 ! ! 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 62484 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 J1851+6100_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 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 40 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001264Jy sigma=23.623531 ! Fit after self-cal, rms=0.953706Jy sigma=22.464778 ! 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=0.7419 mas, bmaj=0.9754 mas, bpa=16.2 degrees ! Estimated noise=0.295519 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 = 0.0304919 Jy ! Component: 100 - total flux cleaned = 0.0433947 Jy ! Total flux subtracted in 100 components = 0.0433947 Jy ! Clean residual min=-0.003167 max=0.009631 Jy/beam ! Clean residual mean=0.000016 rms=0.000760 Jy/beam ! Combined flux in latest and established models = 0.0433947 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0433947 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=0.061872Jy sigma=1.397580 ! Fit after self-cal, rms=0.060836Jy sigma=1.373829 ! Inverting map ! Added new window around map position (1, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.010251 Jy ! Component: 100 - total flux cleaned = 0.0165396 Jy ! Total flux subtracted in 100 components = 0.0165396 Jy ! Clean residual min=-0.002524 max=0.006897 Jy/beam ! Clean residual mean=0.000011 rms=0.000599 Jy/beam ! Combined flux in latest and established models = 0.0599343 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 16 components and 0.0599343 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=0.057709Jy sigma=1.290796 ! Fit after self-cal, rms=0.057496Jy sigma=1.286514 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00573354 Jy ! Component: 100 - total flux cleaned = 0.00921305 Jy ! Total flux subtracted in 100 components = 0.00921305 Jy ! Clean residual min=-0.002195 max=0.005173 Jy/beam ! Clean residual mean=0.000008 rms=0.000543 Jy/beam ! Combined flux in latest and established models = 0.0691474 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 17 components and 0.0691474 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=0.056415Jy sigma=1.257887 ! Fit after self-cal, rms=0.056304Jy sigma=1.255797 ! Inverting map ! Added new window around map position (2.4, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00484588 Jy ! Component: 100 - total flux cleaned = 0.0078471 Jy ! Total flux subtracted in 100 components = 0.0078471 Jy ! Clean residual min=-0.001975 max=0.004037 Jy/beam ! Clean residual mean=0.000006 rms=0.000492 Jy/beam ! Combined flux in latest and established models = 0.0769945 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 28 components and 0.0769945 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=0.055654Jy sigma=1.237874 ! Fit after self-cal, rms=0.055539Jy sigma=1.235508 ! Inverting map ! Added new window around map position (3.8, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00383228 Jy ! Component: 100 - total flux cleaned = 0.00645579 Jy ! Total flux subtracted in 100 components = 0.00645579 Jy ! Clean residual min=-0.001920 max=0.003313 Jy/beam ! Clean residual mean=0.000004 rms=0.000459 Jy/beam ! Combined flux in latest and established models = 0.0834503 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 33 components and 0.0834502 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=0.055172Jy sigma=1.225466 ! Fit after self-cal, rms=0.055118Jy sigma=1.224280 ! Inverting map ! Added new window around map position (-1.6, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00309703 Jy ! Component: 100 - total flux cleaned = 0.00527195 Jy ! Total flux subtracted in 100 components = 0.00527195 Jy ! Clean residual min=-0.001852 max=0.001939 Jy/beam ! Clean residual mean=0.000003 rms=0.000441 Jy/beam ! Combined flux in latest and established models = 0.0887222 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 35 components and 0.0887222 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=0.054910Jy sigma=1.218605 ! Fit after self-cal, rms=0.054889Jy sigma=1.218309 ! 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=0.999 mas, bmaj=1.293 mas, bpa=16.99 degrees ! Estimated noise=0.123601 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 = 0.00256814 Jy ! Component: 100 - total flux cleaned = 0.0042293 Jy ! Component: 150 - total flux cleaned = 0.00544528 Jy ! Component: 200 - total flux cleaned = 0.00637464 Jy ! Total flux subtracted in 200 components = 0.00637464 Jy ! Clean residual min=-0.001170 max=0.001505 Jy/beam ! Clean residual mean=0.000002 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.0950968 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 52 components and 0.0950968 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=0.054755Jy sigma=1.214485 ! Fit after self-cal, rms=0.054727Jy sigma=1.213994 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.999 x 1.293 at 16.99 degrees (North through East) ! Clean map min=-0.001113 max=0.04269 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.90 KP 1.01 ! LA 0.95 MK 1.09 NL 1.13 OV 0.92 ! PT 0.98 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.00 HN 0.90 KP 1.00 ! LA 0.95 MK 1.03 NL 1.12 OV 0.98 ! PT 0.97 SC 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.97 HN 0.94 KP 1.05 ! LA 0.95 MK 1.03 NL 1.14 OV 0.93 ! PT 1.01 SC 0.90 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.98 HN 0.93 KP 1.04 ! LA 0.98 MK 0.95 NL 1.15 OV 0.89 ! PT 1.02 SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.00 HN 0.92 KP 1.06 ! LA 0.94 MK 0.99 NL 1.14 OV 0.92 ! PT 0.95 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 0.94 KP 1.05 ! LA 0.94 MK 0.97 NL 1.14 OV 0.91 ! PT 0.97 SC 0.91 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.98 HN 0.93 KP 1.04 ! LA 0.94 MK 0.97 NL 1.09 OV 0.97 ! PT 0.98 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 0.87 KP 1.07 ! LA 0.95 MK 1.06 NL 1.17 OV 0.94 ! PT 0.98 SC 0.89 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 0.91 KP 1.06 ! LA 0.99 MK 1.01 NL 1.16 OV 0.86 ! PT 1.00 SC 0.89 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.99 HN 0.85 KP 1.07 ! LA 0.95 MK 1.04 NL 1.12 OV 0.92 ! PT 0.96 SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.00 HN 0.89 KP 1.03 ! LA 0.96 MK 1.03 NL 1.12 OV 0.91 ! PT 1.01 SC 0.86 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 0.81 KP 1.04 ! LA 0.95 MK 0.94 NL 1.15 OV 0.88 ! PT 1.01 SC 0.91 ! ! ! Fit before self-cal, rms=0.054727Jy sigma=1.213994 ! Fit after self-cal, rms=0.052709Jy sigma=1.207029 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9838 mas, bmaj=1.282 mas, bpa=17.2 degrees ! Estimated noise=0.121929 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 (5.6, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00061389 Jy ! Component: 100 - total flux cleaned = 0.000851199 Jy ! Component: 150 - total flux cleaned = 0.000908084 Jy ! Component: 200 - total flux cleaned = 0.000934288 Jy ! Total flux subtracted in 200 components = 0.000934288 Jy ! Clean residual min=-0.000780 max=0.000858 Jy/beam ! Clean residual mean=-0.000001 rms=0.000181 Jy/beam ! Combined flux in latest and established models = 0.0960311 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 74 components and 0.0960311 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=0.052671Jy sigma=1.206125 ! Fit after self-cal, rms=0.052695Jy sigma=1.205533 ! 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=0.052695Jy sigma=1.205533 ! Fit after self-cal, rms=0.052596Jy sigma=1.203662 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9788 mas, bmaj=1.275 mas, bpa=16.83 degrees ! Estimated noise=0.12142 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000247378 Jy ! Component: 100 - total flux cleaned = 0.000380503 Jy ! Component: 150 - total flux cleaned = 0.00040409 Jy ! Component: 200 - total flux cleaned = 0.000383561 Jy ! Total flux subtracted in 200 components = 0.000383561 Jy ! Clean residual min=-0.000713 max=0.000841 Jy/beam ! Clean residual mean=-0.000000 rms=0.000164 Jy/beam ! Combined flux in latest and established models = 0.0964147 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 87 components and 0.0964147 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=0.052573Jy sigma=1.203153 ! Fit after self-cal, rms=0.052584Jy sigma=1.202917 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 (-3.6, -33). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000488717 Jy ! Component: 100 - total flux cleaned = 0.000585846 Jy ! Component: 150 - total flux cleaned = 0.00066884 Jy ! Component: 200 - total flux cleaned = 0.000724578 Jy ! Total flux subtracted in 200 components = 0.000724578 Jy ! Clean residual min=-0.000711 max=0.000723 Jy/beam ! Clean residual mean=-0.000001 rms=0.000160 Jy/beam ! Combined flux in latest and established models = 0.0971392 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 96 components and 0.0971393 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=0.052564Jy sigma=1.202439 ! Fit after self-cal, rms=0.052560Jy sigma=1.202356 ! 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=0.052560Jy sigma=1.202356 ! Fit after self-cal, rms=0.052275Jy sigma=1.201620 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9741 mas, bmaj=1.269 mas, bpa=16.59 degrees ! Estimated noise=0.120622 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000278749 Jy ! Component: 100 - total flux cleaned = 0.000382238 Jy ! Component: 150 - total flux cleaned = 0.00043492 Jy ! Component: 200 - total flux cleaned = 0.000466433 Jy ! Total flux subtracted in 200 components = 0.000466433 Jy ! Clean residual min=-0.000750 max=0.000722 Jy/beam ! Clean residual mean=-0.000000 rms=0.000153 Jy/beam ! Combined flux in latest and established models = 0.0976057 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 100 components and 0.0976057 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=0.052261Jy sigma=1.201289 ! Fit after self-cal, rms=0.052262Jy sigma=1.201180 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 = 8.62233e-07 Jy ! Component: 100 - total flux cleaned = 6.94293e-05 Jy ! Component: 150 - total flux cleaned = 0.00010026 Jy ! Component: 200 - total flux cleaned = 8.62416e-05 Jy ! Total flux subtracted in 200 components = 8.62416e-05 Jy ! Clean residual min=-0.000764 max=0.000712 Jy/beam ! Clean residual mean=-0.000000 rms=0.000152 Jy/beam ! Combined flux in latest and established models = 0.0976919 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 107 components and 0.0976919 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=0.052252Jy sigma=1.200944 ! Fit after self-cal, rms=0.052248Jy sigma=1.200878 ! 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=0.052248Jy sigma=1.200878 ! Fit after self-cal, rms=0.052057Jy sigma=1.200837 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.236 mas, bmaj=2.516 mas, bpa=34.56 degrees ! Estimated noise=0.157918 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.32285e-05 Jy ! Component: 100 - total flux cleaned = 5.63341e-05 Jy ! Component: 150 - total flux cleaned = 0.00017366 Jy ! Component: 200 - total flux cleaned = 0.000222616 Jy ! Total flux subtracted in 200 components = 0.000222616 Jy ! Clean residual min=-0.000669 max=0.000776 Jy/beam ! Clean residual mean=-0.000000 rms=0.000171 Jy/beam ! Combined flux in latest and established models = 0.0979145 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 134 components and 0.0979145 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=0.052054Jy sigma=1.200717 ! Fit after self-cal, rms=0.052052Jy sigma=1.200642 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 (6.2, -46.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000372339 Jy ! Component: 100 - total flux cleaned = 0.000372794 Jy ! Component: 150 - total flux cleaned = 0.000387237 Jy ! Component: 200 - total flux cleaned = 0.000412154 Jy ! Total flux subtracted in 200 components = 0.000412154 Jy ! Clean residual min=-0.000599 max=0.000609 Jy/beam ! Clean residual mean=-0.000001 rms=0.000161 Jy/beam ! Combined flux in latest and established models = 0.0983267 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 153 components and 0.0983267 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=0.052044Jy sigma=1.200419 ! Fit after self-cal, rms=0.052042Jy sigma=1.200344 ! 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=0.9719 mas, bmaj=1.265 mas, bpa=16.26 degrees ! Estimated noise=0.120141 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9719 x 1.265 at 16.26 degrees (North through East) ! Clean map min=-0.00069457 max=0.040769 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=0.7249 mas, bmaj=0.9554 mas, bpa=15.41 degrees ! Estimated noise=0.279121 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0311518 Jy ! Component: 100 - total flux cleaned = 0.0471941 Jy ! Component: 150 - total flux cleaned = 0.0568948 Jy ! Component: 200 - total flux cleaned = 0.064054 Jy ! Total flux subtracted in 200 components = 0.064054 Jy ! Clean residual min=-0.002601 max=0.004172 Jy/beam ! Clean residual mean=0.000008 rms=0.000511 Jy/beam ! Combined flux in latest and established models = 0.064054 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.064054 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9719 mas, bmaj=1.265 mas, bpa=16.26 degrees ! Estimated noise=0.120141 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 = 0.00960258 Jy ! Component: 100 - total flux cleaned = 0.0156849 Jy ! Component: 150 - total flux cleaned = 0.0198145 Jy ! Component: 200 - total flux cleaned = 0.0227555 Jy ! Total flux subtracted in 200 components = 0.0227555 Jy ! Clean residual min=-0.000924 max=0.001711 Jy/beam ! Clean residual mean=0.000003 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.0868094 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 54 components and 0.0868094 Jy ! Inverting map ! Added new window around map position (-0.8, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00219345 Jy ! Component: 100 - total flux cleaned = 0.0039201 Jy ! Component: 150 - total flux cleaned = 0.00530539 Jy ! Component: 200 - total flux cleaned = 0.00644929 Jy ! Total flux subtracted in 200 components = 0.00644929 Jy ! Clean residual min=-0.000706 max=0.000780 Jy/beam ! Clean residual mean=0.000001 rms=0.000175 Jy/beam ! Combined flux in latest and established models = 0.0932587 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 84 components and 0.0932587 Jy ! Inverting map ! Added new window around map position (1.6, -8.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000975016 Jy ! Component: 100 - total flux cleaned = 0.00179525 Jy ! Component: 150 - total flux cleaned = 0.00249696 Jy ! Component: 200 - total flux cleaned = 0.00294121 Jy ! Total flux subtracted in 200 components = 0.00294121 Jy ! Clean residual min=-0.000689 max=0.000665 Jy/beam ! Clean residual mean=-0.000000 rms=0.000154 Jy/beam ! Combined flux in latest and established models = 0.0961999 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 103 components and 0.0961999 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=2.236 mas, bmaj=2.516 mas, bpa=34.56 degrees ! Estimated noise=0.157918 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000828841 Jy ! Component: 100 - total flux cleaned = 0.00124024 Jy ! Component: 150 - total flux cleaned = 0.00155634 Jy ! Component: 200 - total flux cleaned = 0.00171367 Jy ! Total flux subtracted in 200 components = 0.00171367 Jy ! Clean residual min=-0.000595 max=0.000610 Jy/beam ! Clean residual mean=-0.000001 rms=0.000164 Jy/beam ! Combined flux in latest and established models = 0.0979136 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 = 0.000163165 Jy ! Component: 100 - total flux cleaned = 0.000211291 Jy ! Component: 150 - total flux cleaned = 0.000233061 Jy ! Component: 200 - total flux cleaned = 0.000253463 Jy ! Total flux subtracted in 200 components = 0.000253463 Jy ! Clean residual min=-0.000607 max=0.000604 Jy/beam ! Clean residual mean=-0.000001 rms=0.000159 Jy/beam ! Combined flux in latest and established models = 0.098167 Jy ! Adding 83 model components to the UV plane model. ! The established model now contains 174 components and 0.098167 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9719 mas, bmaj=1.265 mas, bpa=16.26 degrees ! Estimated noise=0.120141 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000230092 Jy ! Component: 100 - total flux cleaned = -0.000264473 Jy ! Component: 150 - total flux cleaned = -0.000249455 Jy ! Component: 200 - total flux cleaned = -0.000219838 Jy ! Total flux subtracted in 200 components = -0.000219838 Jy ! Clean residual min=-0.000682 max=0.000646 Jy/beam ! Clean residual mean=-0.000000 rms=0.000142 Jy/beam ! Combined flux in latest and established models = 0.0979472 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 194 components and 0.0979472 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=0.052024Jy sigma=1.199968 ! Fit after self-cal, rms=0.051997Jy sigma=1.199400 wmodel J1851+6100_X_map.mod ! Writing 194 model components to file: J1851+6100_X_map.mod wobs J1851+6100_X_uvs.fits ! Writing UV FITS file: J1851+6100_X_uvs.fits wwins J1851+6100_X_map.win ! wwins: Wrote 10 windows to J1851+6100_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 = -0.000136554 Jy ! Component: 100 - total flux cleaned = -0.000270135 Jy ! Component: 150 - total flux cleaned = -0.00032299 Jy ! Component: 200 - total flux cleaned = -0.000333282 Jy ! Component: 250 - total flux cleaned = -0.000343185 Jy ! Component: 300 - total flux cleaned = -0.000381704 Jy ! Component: 350 - total flux cleaned = -0.00040997 Jy ! Component: 400 - total flux cleaned = -0.000437971 Jy ! Component: 450 - total flux cleaned = -0.000474663 Jy ! Component: 500 - total flux cleaned = -0.000501674 Jy ! Component: 550 - total flux cleaned = -0.00048366 Jy ! Component: 600 - total flux cleaned = -0.000466068 Jy ! Component: 650 - total flux cleaned = -0.000448631 Jy ! Component: 700 - total flux cleaned = -0.000431438 Jy ! Component: 750 - total flux cleaned = -0.000465433 Jy ! Component: 800 - total flux cleaned = -0.000482226 Jy ! Component: 850 - total flux cleaned = -0.000482111 Jy ! Component: 900 - total flux cleaned = -0.000515342 Jy ! Component: 950 - total flux cleaned = -0.000540058 Jy ! Component: 1000 - total flux cleaned = -0.00055636 Jy ! Component: 1050 - total flux cleaned = -0.000580657 Jy ! Component: 1100 - total flux cleaned = -0.000596707 Jy ! Component: 1150 - total flux cleaned = -0.000580919 Jy ! Component: 1200 - total flux cleaned = -0.000604654 Jy ! Component: 1250 - total flux cleaned = -0.000628212 Jy ! Component: 1300 - total flux cleaned = -0.000667034 Jy ! Component: 1350 - total flux cleaned = -0.000674696 Jy ! Component: 1400 - total flux cleaned = -0.000674795 Jy ! Component: 1450 - total flux cleaned = -0.000735858 Jy ! Component: 1500 - total flux cleaned = -0.000773584 Jy ! Component: 1550 - total flux cleaned = -0.000773576 Jy ! Component: 1600 - total flux cleaned = -0.000781041 Jy ! Component: 1650 - total flux cleaned = -0.000847779 Jy ! Component: 1700 - total flux cleaned = -0.000825642 Jy ! Component: 1750 - total flux cleaned = -0.000818336 Jy ! Component: 1800 - total flux cleaned = -0.000818291 Jy ! Component: 1850 - total flux cleaned = -0.000840067 Jy ! Component: 1900 - total flux cleaned = -0.00082577 Jy ! Component: 1950 - total flux cleaned = -0.000861462 Jy ! Component: 2000 - total flux cleaned = -0.000854352 Jy ! Component: 2050 - total flux cleaned = -0.000819033 Jy ! Component: 2100 - total flux cleaned = -0.000833083 Jy ! Component: 2150 - total flux cleaned = -0.000860985 Jy ! Component: 2200 - total flux cleaned = -0.000854056 Jy ! Component: 2250 - total flux cleaned = -0.000819572 Jy ! Component: 2300 - total flux cleaned = -0.000778297 Jy ! Component: 2350 - total flux cleaned = -0.000812506 Jy ! Component: 2400 - total flux cleaned = -0.000819315 Jy ! Component: 2450 - total flux cleaned = -0.000799037 Jy ! Component: 2500 - total flux cleaned = -0.000765408 Jy ! Component: 2550 - total flux cleaned = -0.000785507 Jy ! Component: 2600 - total flux cleaned = -0.000785544 Jy ! Component: 2650 - total flux cleaned = -0.000758979 Jy ! Component: 2700 - total flux cleaned = -0.000752374 Jy ! Component: 2750 - total flux cleaned = -0.000772057 Jy ! Component: 2800 - total flux cleaned = -0.000785165 Jy ! Component: 2850 - total flux cleaned = -0.000785205 Jy ! Component: 2900 - total flux cleaned = -0.000765703 Jy ! Component: 2950 - total flux cleaned = -0.000772131 Jy ! Component: 3000 - total flux cleaned = -0.000772119 Jy ! Component: 3050 - total flux cleaned = -0.000759355 Jy ! Component: 3100 - total flux cleaned = -0.00074024 Jy ! Component: 3150 - total flux cleaned = -0.000746591 Jy ! Component: 3200 - total flux cleaned = -0.000752934 Jy ! Component: 3250 - total flux cleaned = -0.000740377 Jy ! Component: 3300 - total flux cleaned = -0.000734125 Jy ! Component: 3350 - total flux cleaned = -0.000703019 Jy ! Component: 3400 - total flux cleaned = -0.000740196 Jy ! Component: 3450 - total flux cleaned = -0.000690912 Jy ! Component: 3500 - total flux cleaned = -0.000678656 Jy ! Component: 3550 - total flux cleaned = -0.000684763 Jy ! Component: 3600 - total flux cleaned = -0.000672547 Jy ! Component: 3650 - total flux cleaned = -0.000696825 Jy ! Component: 3700 - total flux cleaned = -0.000672664 Jy ! Component: 3750 - total flux cleaned = -0.000648548 Jy ! Component: 3800 - total flux cleaned = -0.000678493 Jy ! Component: 3850 - total flux cleaned = -0.000660587 Jy ! Component: 3900 - total flux cleaned = -0.000636837 Jy ! Component: 3950 - total flux cleaned = -0.000648685 Jy ! Component: 4000 - total flux cleaned = -0.00064275 Jy ! Component: 4050 - total flux cleaned = -0.00063098 Jy ! Total flux subtracted in 4096 components = -0.000654368 Jy ! Clean residual min=-0.000335 max=0.000339 Jy/beam ! Clean residual mean=-0.000001 rms=0.000099 Jy/beam ! Combined flux in latest and established models = 0.0972928 Jy keep ! Adding 317 model components to the UV plane model. ! The established model now contains 511 components and 0.0972928 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1851+6100_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9719 x 1.265 at 16.26 degrees (North through East) ! Clean map min=-0.00064056 max=0.040356 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1851+6100_X_map.fits wmodel /vlbi/uf001/uva//J1851+6100_X_map.mod ! Writing 511 model components to file: /vlbi/uf001/uva//J1851+6100_X_map.mod wobs /vlbi/uf001/uva//J1851+6100_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1851+6100_X_uvs.fits wwins /vlbi/uf001/uva//J1851+6100_X_map.win ! wwins: Wrote 11 windows to /vlbi/uf001/uva//J1851+6100_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0403558 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.91799e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.737291 0.737291 1.47458 2.94916 5.89833 11.7967 23.5933 47.1866 94.3732 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.04 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 406.894 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1851+6100_X_dfm.log closed on Mon Jan 14 04:49:58 2019