! Started logfile: /vlbi/uf001/uva//J1936+3642_X_dfm.log on Mon Jan 14 05:09:43 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//J1936+3642_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1936+3642_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.8577 visibilities/baseline/integration-bin. ! Found source: J1936+3642 ! ! 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 26400 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 J1936+3642_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 122 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 122 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 122 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 122 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 122 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 122 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 122 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 122 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 122 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 122 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 122 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 122 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004720Jy sigma=24.246319 ! Fit after self-cal, rms=0.930761Jy sigma=22.499554 ! 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=0.7554 mas, bmaj=1.239 mas, bpa=-2.929 degrees ! Estimated noise=0.360672 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 = 0.0515768 Jy ! Component: 100 - total flux cleaned = 0.063821 Jy ! Total flux subtracted in 100 components = 0.063821 Jy ! Clean residual min=-0.004712 max=0.016354 Jy/beam ! Clean residual mean=-0.000001 rms=0.001270 Jy/beam ! Combined flux in latest and established models = 0.063821 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.063821 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=0.065845Jy sigma=1.454145 ! Fit after self-cal, rms=0.065087Jy sigma=1.435319 ! Inverting map ! Added new window around map position (-2, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0151338 Jy ! Component: 100 - total flux cleaned = 0.0220899 Jy ! Total flux subtracted in 100 components = 0.0220899 Jy ! Clean residual min=-0.003699 max=0.009599 Jy/beam ! Clean residual mean=-0.000001 rms=0.000896 Jy/beam ! Combined flux in latest and established models = 0.0859109 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 20 components and 0.0859109 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=0.060702Jy sigma=1.312173 ! Fit after self-cal, rms=0.059978Jy sigma=1.295648 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00679102 Jy ! Component: 100 - total flux cleaned = 0.0104367 Jy ! Total flux subtracted in 100 components = 0.0104367 Jy ! Clean residual min=-0.002890 max=0.005826 Jy/beam ! Clean residual mean=-0.000000 rms=0.000726 Jy/beam ! Combined flux in latest and established models = 0.0963476 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 28 components and 0.0963476 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=0.058901Jy sigma=1.265296 ! Fit after self-cal, rms=0.058770Jy sigma=1.262483 ! Inverting map ! Added new window around map position (-3.8, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00551782 Jy ! Component: 100 - total flux cleaned = 0.00841391 Jy ! Total flux subtracted in 100 components = 0.00841391 Jy ! Clean residual min=-0.002593 max=0.003863 Jy/beam ! Clean residual mean=-0.000001 rms=0.000626 Jy/beam ! Combined flux in latest and established models = 0.104762 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 34 components and 0.104762 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=0.058182Jy sigma=1.245946 ! Fit after self-cal, rms=0.058093Jy sigma=1.243824 ! 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=0.9482 mas, bmaj=1.529 mas, bpa=-3.001 degrees ! Estimated noise=0.200505 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 = 0.00408213 Jy ! Component: 100 - total flux cleaned = 0.00644489 Jy ! Component: 150 - total flux cleaned = 0.00807735 Jy ! Component: 200 - total flux cleaned = 0.009265 Jy ! Total flux subtracted in 200 components = 0.009265 Jy ! Clean residual min=-0.001919 max=0.002543 Jy/beam ! Clean residual mean=-0.000004 rms=0.000454 Jy/beam ! Combined flux in latest and established models = 0.114027 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 43 components and 0.114027 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=0.057795Jy sigma=1.235410 ! Fit after self-cal, rms=0.057745Jy sigma=1.234176 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9482 x 1.529 at -3.001 degrees (North through East) ! Clean map min=-0.0018345 max=0.063642 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.97 HN 0.94 KP 1.03 ! LA 1.03 MK 1.05 NL 1.01 OV 0.94 ! PT 0.90 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.00 HN 0.86 KP 1.01 ! LA 1.04 MK 1.02 NL 1.01 OV 0.95 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.00 HN 0.92 KP 1.03 ! LA 1.06 MK 1.02 NL 0.97 OV 0.92 ! PT 0.91 SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.06 HN 0.91 KP 1.04 ! LA 1.01 MK 1.05 NL 0.94 OV 0.90 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.01 HN 0.92 KP 1.04 ! LA 1.02 MK 0.99 NL 1.00 OV 0.92 ! PT 0.98 SC 0.92 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 0.93 KP 1.04 ! LA 1.05 MK 1.01 NL 0.96 OV 0.94 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.99 HN 0.97 KP 1.03 ! LA 1.03 MK 1.04 NL 0.96 OV 0.92 ! PT 0.90 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.01 HN 0.84 KP 1.07 ! LA 1.00 MK 1.05 NL 0.98 OV 0.96 ! PT 0.94 SC 0.90 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 0.96 KP 1.03 ! LA 1.00 MK 1.03 NL 1.05 OV 0.93 ! PT 0.93 SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 0.95 KP 1.05 ! LA 1.00 MK 1.04 NL 0.97 OV 0.98 ! PT 0.92 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.01 HN 0.95 KP 1.06 ! LA 1.00 MK 0.99 NL 0.96 OV 0.95 ! PT 0.90 SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.00 HN 0.88 KP 1.02 ! LA 1.01 MK 1.02 NL 0.97 OV 0.93 ! PT 0.94 SC 1.02 ! ! ! Fit before self-cal, rms=0.057745Jy sigma=1.234176 ! Fit after self-cal, rms=0.055845Jy sigma=1.225046 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9489 mas, bmaj=1.533 mas, bpa=-3.088 degrees ! Estimated noise=0.198723 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, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00133871 Jy ! Component: 100 - total flux cleaned = 0.00172834 Jy ! Component: 150 - total flux cleaned = 0.00176519 Jy ! Component: 200 - total flux cleaned = 0.00183171 Jy ! Total flux subtracted in 200 components = 0.00183171 Jy ! Clean residual min=-0.001151 max=0.001339 Jy/beam ! Clean residual mean=0.000001 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.115858 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 62 components and 0.115858 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=0.055766Jy sigma=1.223154 ! Fit after self-cal, rms=0.055776Jy sigma=1.222695 ! 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=0.055776Jy sigma=1.222695 ! Fit after self-cal, rms=0.057292Jy sigma=1.217832 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.949 mas, bmaj=1.52 mas, bpa=-3.591 degrees ! Estimated noise=0.199164 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000742858 Jy ! Component: 100 - total flux cleaned = 0.00090449 Jy ! Component: 150 - total flux cleaned = 0.00101582 Jy ! Component: 200 - total flux cleaned = 0.00115446 Jy ! Total flux subtracted in 200 components = 0.00115446 Jy ! Clean residual min=-0.000905 max=0.001119 Jy/beam ! Clean residual mean=0.000000 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.117013 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 80 components and 0.117013 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=0.057268Jy sigma=1.217221 ! Fit after self-cal, rms=0.057300Jy sigma=1.217035 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 (44.2, 37.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000508867 Jy ! Component: 100 - total flux cleaned = 0.000681688 Jy ! Component: 150 - total flux cleaned = 0.000745802 Jy ! Component: 200 - total flux cleaned = 0.000747555 Jy ! Total flux subtracted in 200 components = 0.000747555 Jy ! Clean residual min=-0.000900 max=0.000961 Jy/beam ! Clean residual mean=0.000000 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.11776 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 97 components and 0.11776 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=0.057274Jy sigma=1.216430 ! Fit after self-cal, rms=0.057275Jy sigma=1.216380 ! 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=0.057275Jy sigma=1.216380 ! Fit after self-cal, rms=0.057153Jy sigma=1.216280 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9481 mas, bmaj=1.518 mas, bpa=-3.649 degrees ! Estimated noise=0.198832 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00042611 Jy ! Component: 100 - total flux cleaned = 0.00058545 Jy ! Component: 150 - total flux cleaned = 0.000620903 Jy ! Component: 200 - total flux cleaned = 0.000637617 Jy ! Total flux subtracted in 200 components = 0.000637617 Jy ! Clean residual min=-0.000869 max=0.000944 Jy/beam ! Clean residual mean=0.000001 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.118398 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 101 components and 0.118398 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=0.057140Jy sigma=1.215975 ! Fit after self-cal, rms=0.057140Jy sigma=1.215956 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 = 0.000111714 Jy ! Component: 100 - total flux cleaned = 8.01147e-05 Jy ! Component: 150 - total flux cleaned = 6.51331e-05 Jy ! Component: 200 - total flux cleaned = 5.0934e-05 Jy ! Total flux subtracted in 200 components = 5.0934e-05 Jy ! Clean residual min=-0.000857 max=0.000933 Jy/beam ! Clean residual mean=0.000001 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.118449 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 106 components and 0.118449 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=0.057132Jy sigma=1.215774 ! Fit after self-cal, rms=0.057133Jy sigma=1.215766 ! 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=0.057133Jy sigma=1.215766 ! Fit after self-cal, rms=0.057032Jy sigma=1.215734 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.294 mas, bmaj=2.497 mas, bpa=-5.085 degrees ! Estimated noise=0.249627 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.72661e-05 Jy ! Component: 100 - total flux cleaned = 1.64228e-05 Jy ! Component: 150 - total flux cleaned = 3.86791e-05 Jy ! Component: 200 - total flux cleaned = 4.87148e-05 Jy ! Total flux subtracted in 200 components = 4.87148e-05 Jy ! Clean residual min=-0.000907 max=0.001014 Jy/beam ! Clean residual mean=0.000001 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.118498 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 124 components and 0.118498 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=0.057029Jy sigma=1.215672 ! Fit after self-cal, rms=0.057029Jy sigma=1.215664 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.25585e-05 Jy ! Component: 100 - total flux cleaned = -4.91283e-06 Jy ! Component: 150 - total flux cleaned = -2.87316e-05 Jy ! Component: 200 - total flux cleaned = -5.06238e-05 Jy ! Total flux subtracted in 200 components = -5.06238e-05 Jy ! Clean residual min=-0.000903 max=0.001012 Jy/beam ! Clean residual mean=0.000001 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.118447 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 130 components and 0.118447 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=0.057028Jy sigma=1.215636 ! Fit after self-cal, rms=0.057029Jy sigma=1.215637 ! 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=0.9475 mas, bmaj=1.517 mas, bpa=-3.681 degrees ! Estimated noise=0.198601 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9475 x 1.517 at -3.681 degrees (North through East) ! Clean map min=-0.00088793 max=0.062388 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=0.755 mas, bmaj=1.229 mas, bpa=-3.605 degrees ! Estimated noise=0.355763 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0522002 Jy ! Component: 100 - total flux cleaned = 0.0722909 Jy ! Component: 150 - total flux cleaned = 0.0837529 Jy ! Component: 200 - total flux cleaned = 0.0914765 Jy ! Total flux subtracted in 200 components = 0.0914765 Jy ! Clean residual min=-0.002463 max=0.005049 Jy/beam ! Clean residual mean=0.000000 rms=0.000645 Jy/beam ! Combined flux in latest and established models = 0.0914765 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.0914765 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9475 mas, bmaj=1.517 mas, bpa=-3.681 degrees ! Estimated noise=0.198601 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) ! Added new window around map position (-1.2, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00826268 Jy ! Component: 100 - total flux cleaned = 0.0133544 Jy ! Component: 150 - total flux cleaned = 0.0167455 Jy ! Component: 200 - total flux cleaned = 0.0192174 Jy ! Total flux subtracted in 200 components = 0.0192174 Jy ! Clean residual min=-0.001243 max=0.001485 Jy/beam ! Clean residual mean=-0.000002 rms=0.000310 Jy/beam ! Combined flux in latest and established models = 0.110694 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 42 components and 0.110694 Jy ! Inverting map ! Added new window around map position (-2.8, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0018701 Jy ! Component: 100 - total flux cleaned = 0.00323041 Jy ! Component: 150 - total flux cleaned = 0.00409121 Jy ! Component: 200 - total flux cleaned = 0.00469845 Jy ! Total flux subtracted in 200 components = 0.00469845 Jy ! Clean residual min=-0.000975 max=0.000979 Jy/beam ! Clean residual mean=-0.000000 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.115392 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 69 components and 0.115392 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=2.294 mas, bmaj=2.497 mas, bpa=-5.085 degrees ! Estimated noise=0.249627 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00129184 Jy ! Component: 100 - total flux cleaned = 0.00175065 Jy ! Component: 150 - total flux cleaned = 0.00216324 Jy ! Component: 200 - total flux cleaned = 0.00232077 Jy ! Total flux subtracted in 200 components = 0.00232077 Jy ! Clean residual min=-0.001018 max=0.000977 Jy/beam ! Clean residual mean=0.000001 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.117713 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 = 0.000114986 Jy ! Component: 100 - total flux cleaned = 0.000214498 Jy ! Component: 150 - total flux cleaned = 0.000287649 Jy ! Component: 200 - total flux cleaned = 0.000339385 Jy ! Total flux subtracted in 200 components = 0.000339385 Jy ! Clean residual min=-0.000959 max=0.000965 Jy/beam ! Clean residual mean=0.000001 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.118053 Jy ! Adding 74 model components to the UV plane model. ! The established model now contains 133 components and 0.118053 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9475 mas, bmaj=1.517 mas, bpa=-3.681 degrees ! Estimated noise=0.198601 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.9323e-05 Jy ! Component: 100 - total flux cleaned = 0.000229008 Jy ! Component: 150 - total flux cleaned = 0.000346466 Jy ! Component: 200 - total flux cleaned = 0.000399542 Jy ! Total flux subtracted in 200 components = 0.000399542 Jy ! Clean residual min=-0.000888 max=0.000888 Jy/beam ! Clean residual mean=0.000001 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.118452 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 148 components and 0.118452 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=0.057028Jy sigma=1.215643 ! Fit after self-cal, rms=0.057012Jy sigma=1.215459 wmodel J1936+3642_X_map.mod ! Writing 148 model components to file: J1936+3642_X_map.mod wobs J1936+3642_X_uvs.fits ! Writing UV FITS file: J1936+3642_X_uvs.fits wwins J1936+3642_X_map.win ! wwins: Wrote 7 windows to J1936+3642_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 = 0.000133556 Jy ! Component: 100 - total flux cleaned = 0.00024472 Jy ! Component: 150 - total flux cleaned = 0.000275543 Jy ! Component: 200 - total flux cleaned = 0.000275509 Jy ! Component: 250 - total flux cleaned = 0.000275611 Jy ! Component: 300 - total flux cleaned = 0.000290003 Jy ! Component: 350 - total flux cleaned = 0.000303885 Jy ! Component: 400 - total flux cleaned = 0.000331431 Jy ! Component: 450 - total flux cleaned = 0.000358353 Jy ! Component: 500 - total flux cleaned = 0.00038501 Jy ! Component: 550 - total flux cleaned = 0.000411367 Jy ! Component: 600 - total flux cleaned = 0.000502157 Jy ! Component: 650 - total flux cleaned = 0.000553046 Jy ! Component: 700 - total flux cleaned = 0.000616164 Jy ! Component: 750 - total flux cleaned = 0.000678296 Jy ! Component: 800 - total flux cleaned = 0.000702894 Jy ! Component: 850 - total flux cleaned = 0.000763759 Jy ! Component: 900 - total flux cleaned = 0.000811886 Jy ! Component: 950 - total flux cleaned = 0.00076441 Jy ! Component: 1000 - total flux cleaned = 0.00078818 Jy ! Component: 1050 - total flux cleaned = 0.000764864 Jy ! Component: 1100 - total flux cleaned = 0.000776428 Jy ! Component: 1150 - total flux cleaned = 0.000810911 Jy ! Component: 1200 - total flux cleaned = 0.000810792 Jy ! Component: 1250 - total flux cleaned = 0.000788461 Jy ! Component: 1300 - total flux cleaned = 0.000799455 Jy ! Component: 1350 - total flux cleaned = 0.000810353 Jy ! Component: 1400 - total flux cleaned = 0.000788628 Jy ! Component: 1450 - total flux cleaned = 0.000799392 Jy ! Component: 1500 - total flux cleaned = 0.000777906 Jy ! Component: 1550 - total flux cleaned = 0.000788551 Jy ! Component: 1600 - total flux cleaned = 0.000756823 Jy ! Component: 1650 - total flux cleaned = 0.000809423 Jy ! Component: 1700 - total flux cleaned = 0.000767666 Jy ! Component: 1750 - total flux cleaned = 0.000778078 Jy ! Component: 1800 - total flux cleaned = 0.000829324 Jy ! Component: 1850 - total flux cleaned = 0.000829197 Jy ! Component: 1900 - total flux cleaned = 0.000839263 Jy ! Component: 1950 - total flux cleaned = 0.00080909 Jy ! Component: 2000 - total flux cleaned = 0.000839053 Jy ! Component: 2050 - total flux cleaned = 0.000819122 Jy ! Component: 2100 - total flux cleaned = 0.000828965 Jy ! Component: 2150 - total flux cleaned = 0.000838774 Jy ! Component: 2200 - total flux cleaned = 0.000809595 Jy ! Component: 2250 - total flux cleaned = 0.000828863 Jy ! Component: 2300 - total flux cleaned = 0.000828845 Jy ! Component: 2350 - total flux cleaned = 0.000838334 Jy ! Component: 2400 - total flux cleaned = 0.000857185 Jy ! Component: 2450 - total flux cleaned = 0.000800575 Jy ! Component: 2500 - total flux cleaned = 0.00083807 Jy ! Component: 2550 - total flux cleaned = 0.000828758 Jy ! Component: 2600 - total flux cleaned = 0.000828729 Jy ! Component: 2650 - total flux cleaned = 0.0008104 Jy ! Component: 2700 - total flux cleaned = 0.00083797 Jy ! Component: 2750 - total flux cleaned = 0.000865289 Jy ! Component: 2800 - total flux cleaned = 0.00091056 Jy ! Component: 2850 - total flux cleaned = 0.000937498 Jy ! Component: 2900 - total flux cleaned = 0.000937464 Jy ! Component: 2950 - total flux cleaned = 0.000928483 Jy ! Component: 3000 - total flux cleaned = 0.000946306 Jy ! Component: 3050 - total flux cleaned = 0.000972688 Jy ! Component: 3100 - total flux cleaned = 0.000955181 Jy ! Component: 3150 - total flux cleaned = 0.000981314 Jy ! Component: 3200 - total flux cleaned = 0.000964023 Jy ! Component: 3250 - total flux cleaned = 0.000972598 Jy ! Component: 3300 - total flux cleaned = 0.000964097 Jy ! Component: 3350 - total flux cleaned = 0.000998224 Jy ! Component: 3400 - total flux cleaned = 0.000972699 Jy ! Component: 3450 - total flux cleaned = 0.000981189 Jy ! Component: 3500 - total flux cleaned = 0.000989562 Jy ! Component: 3550 - total flux cleaned = 0.0009979 Jy ! Component: 3600 - total flux cleaned = 0.00097285 Jy ! Component: 3650 - total flux cleaned = 0.000972826 Jy ! Component: 3700 - total flux cleaned = 0.00100577 Jy ! Component: 3750 - total flux cleaned = 0.000989347 Jy ! Component: 3800 - total flux cleaned = 0.00098121 Jy ! Component: 3850 - total flux cleaned = 0.000956819 Jy ! Component: 3900 - total flux cleaned = 0.000981092 Jy ! Component: 3950 - total flux cleaned = 0.000989171 Jy ! Component: 4000 - total flux cleaned = 0.000965122 Jy ! Component: 4050 - total flux cleaned = 0.000973121 Jy ! Total flux subtracted in 4096 components = 0.00102079 Jy ! Clean residual min=-0.000540 max=0.000505 Jy/beam ! Clean residual mean=0.000000 rms=0.000139 Jy/beam ! Combined flux in latest and established models = 0.119473 Jy keep ! Adding 338 model components to the UV plane model. ! The established model now contains 486 components and 0.119473 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1936+3642_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9475 x 1.517 at -3.681 degrees (North through East) ! Clean map min=-0.00081286 max=0.062082 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1936+3642_X_map.fits wmodel /vlbi/uf001/uva//J1936+3642_X_map.mod ! Writing 486 model components to file: /vlbi/uf001/uva//J1936+3642_X_map.mod wobs /vlbi/uf001/uva//J1936+3642_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1936+3642_X_uvs.fits wwins /vlbi/uf001/uva//J1936+3642_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J1936+3642_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0620818 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000138747 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.670474 0.670474 1.34095 2.6819 5.36379 10.7276 21.4552 42.9103 85.8206 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.062 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 447.444 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1936+3642_X_dfm.log closed on Mon Jan 14 05:09:48 2019