! Started logfile: /vlbi/bp222/maps//J0750+1823_X_dfm.log on Thu Sep 27 10:54:27 2018 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/bp222/maps//J0750+1823_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0750+1823_X_uva.fits ! AN table 1: 23 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.968944 visibilities/baseline/integration-bin. ! Found source: J0750+1823 ! ! 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 121 lines of history. ! ! Reading 7488 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 J0750+1823_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 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.038550Jy sigma=15.170686 ! Fit after self-cal, rms=0.693221Jy sigma=10.086755 ! 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=0.5763 mas, bmaj=1.703 mas, bpa=-10.53 degrees ! Estimated noise=1.00388 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 = 0.238304 Jy ! Component: 100 - total flux cleaned = 0.290725 Jy ! Total flux subtracted in 100 components = 0.290725 Jy ! Clean residual min=-0.017242 max=0.019871 Jy/beam ! Clean residual mean=-0.000011 rms=0.003751 Jy/beam ! Combined flux in latest and established models = 0.290725 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.290725 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=0.071726Jy sigma=1.001158 ! Fit after self-cal, rms=0.071736Jy sigma=1.000936 ! 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=0.6898 mas, bmaj=1.831 mas, bpa=-8.894 degrees ! Estimated noise=0.591937 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 = 0.0228672 Jy ! Component: 100 - total flux cleaned = 0.0357651 Jy ! Component: 150 - total flux cleaned = 0.0436767 Jy ! Component: 200 - total flux cleaned = 0.0487837 Jy ! Total flux subtracted in 200 components = 0.0487837 Jy ! Clean residual min=-0.009847 max=0.014811 Jy/beam ! Clean residual mean=-0.000006 rms=0.002611 Jy/beam ! Combined flux in latest and established models = 0.339509 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 16 components and 0.339509 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=0.063600Jy sigma=0.886196 ! Fit after self-cal, rms=0.063520Jy sigma=0.884912 ! Inverting map ! Added new window around map position (-2.4, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00995829 Jy ! Component: 100 - total flux cleaned = 0.0126339 Jy ! Component: 150 - total flux cleaned = 0.0151878 Jy ! Component: 200 - total flux cleaned = 0.0176031 Jy ! Total flux subtracted in 200 components = 0.0176031 Jy ! Clean residual min=-0.006399 max=0.009891 Jy/beam ! Clean residual mean=-0.000003 rms=0.001726 Jy/beam ! Combined flux in latest and established models = 0.357112 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 32 components and 0.357112 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=0.061106Jy sigma=0.836960 ! Fit after self-cal, rms=0.060799Jy sigma=0.834629 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6898 x 1.831 at -8.894 degrees (North through East) ! Clean map min=-0.0065171 max=0.30874 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.98 HN 0.97 KP 0.99 ! LA 0.96 MK 1.03 NL 1.08 SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.97 HN 0.96 KP 0.99 ! LA 0.98 MK 1.03 NL 1.06 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 0.98 KP 1.01 ! LA 0.98 MK 1.02 NL 1.05 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.97 HN 0.96 KP 1.01 ! LA 0.96 MK 1.06 NL 1.07 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.97 HN 0.95 KP 1.01 ! LA 0.97 MK 1.05 NL 1.06 SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.98 HN 0.94 KP 0.98 ! LA 0.98 MK 1.04 NL 1.08 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 0.97 KP 0.99 ! LA 0.97 MK 1.03 NL 1.05 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.96 HN 0.97 KP 0.99 ! LA 0.96 MK 1.04 NL 1.07 SC 1.03 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 0.96 KP 0.99 ! LA 0.97 MK 1.03 NL 1.06 SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 HN 0.97 KP 1.00 ! LA 0.95 MK 0.99 NL 1.07 SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.97 HN 0.96 KP 1.01 ! LA 0.97 MK 1.04 NL 1.04 SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.96 HN 0.95 KP 1.02 ! LA 0.98 MK 1.06 NL 1.02 SC 1.01 ! ! ! Fit before self-cal, rms=0.060799Jy sigma=0.834629 ! Fit after self-cal, rms=0.059411Jy sigma=0.806325 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.6957 mas, bmaj=1.839 mas, bpa=-8.907 degrees ! Estimated noise=0.596372 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 (-0.2, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00306623 Jy ! Component: 100 - total flux cleaned = 0.00414713 Jy ! Component: 150 - total flux cleaned = 0.00549835 Jy ! Component: 200 - total flux cleaned = 0.0063364 Jy ! Total flux subtracted in 200 components = 0.0063364 Jy ! Clean residual min=-0.002726 max=0.002278 Jy/beam ! Clean residual mean=-0.000000 rms=0.000604 Jy/beam ! Combined flux in latest and established models = 0.363448 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 49 components and 0.363448 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=0.058876Jy sigma=0.799911 ! Fit after self-cal, rms=0.058886Jy sigma=0.799786 ! 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=0.058886Jy sigma=0.799786 ! Fit after self-cal, rms=0.058742Jy sigma=0.799536 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.6957 mas, bmaj=1.839 mas, bpa=-8.89 degrees ! Estimated noise=0.595336 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000101921 Jy ! Component: 100 - total flux cleaned = 0.000715088 Jy ! Component: 150 - total flux cleaned = 0.00118491 Jy ! Component: 200 - total flux cleaned = 0.00155118 Jy ! Total flux subtracted in 200 components = 0.00155118 Jy ! Clean residual min=-0.002105 max=0.001994 Jy/beam ! Clean residual mean=-0.000000 rms=0.000508 Jy/beam ! Combined flux in latest and established models = 0.364999 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 66 components and 0.364999 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=0.058617Jy sigma=0.798271 ! Fit after self-cal, rms=0.058617Jy sigma=0.798239 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 = 0.000538402 Jy ! Component: 100 - total flux cleaned = 0.000801032 Jy ! Component: 150 - total flux cleaned = 0.00110187 Jy ! Component: 200 - total flux cleaned = 0.00134039 Jy ! Total flux subtracted in 200 components = 0.00134039 Jy ! Clean residual min=-0.001886 max=0.001943 Jy/beam ! Clean residual mean=-0.000000 rms=0.000471 Jy/beam ! Combined flux in latest and established models = 0.36634 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 75 components and 0.36634 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=0.058571Jy sigma=0.797767 ! Fit after self-cal, rms=0.058571Jy sigma=0.797750 ! 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=0.058571Jy sigma=0.797750 ! Fit after self-cal, rms=0.058519Jy sigma=0.797555 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.6958 mas, bmaj=1.839 mas, bpa=-8.877 degrees ! Estimated noise=0.594996 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000386725 Jy ! Component: 100 - total flux cleaned = -0.000604766 Jy ! Component: 150 - total flux cleaned = -0.000630368 Jy ! Component: 200 - total flux cleaned = -0.000517519 Jy ! Total flux subtracted in 200 components = -0.000517519 Jy ! Clean residual min=-0.001635 max=0.001815 Jy/beam ! Clean residual mean=-0.000000 rms=0.000430 Jy/beam ! Combined flux in latest and established models = 0.365822 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 84 components and 0.365822 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=0.058478Jy sigma=0.797233 ! Fit after self-cal, rms=0.058480Jy sigma=0.797215 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 (-36.8, 6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000734924 Jy ! Component: 100 - total flux cleaned = 0.000621092 Jy ! Component: 150 - total flux cleaned = 0.000560459 Jy ! Component: 200 - total flux cleaned = 0.000506527 Jy ! Total flux subtracted in 200 components = 0.000506527 Jy ! Clean residual min=-0.001528 max=0.001712 Jy/beam ! Clean residual mean=0.000000 rms=0.000383 Jy/beam ! Combined flux in latest and established models = 0.366329 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 102 components and 0.366329 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=0.058417Jy sigma=0.796501 ! Fit after self-cal, rms=0.058414Jy sigma=0.796472 ! Inverting map ! Added new window around map position (9.8, -26). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000497071 Jy ! Component: 100 - total flux cleaned = 0.000170341 Jy ! Component: 150 - total flux cleaned = -6.35771e-05 Jy ! Component: 200 - total flux cleaned = -0.000246693 Jy ! Total flux subtracted in 200 components = -0.000246693 Jy ! Clean residual min=-0.001251 max=0.001388 Jy/beam ! Clean residual mean=0.000000 rms=0.000340 Jy/beam ! Combined flux in latest and established models = 0.366082 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 117 components and 0.366082 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=0.058352Jy sigma=0.795831 ! Fit after self-cal, rms=0.058353Jy sigma=0.795817 ! 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=0.058353Jy sigma=0.795817 ! Fit after self-cal, rms=0.058293Jy sigma=0.795659 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.855 mas, bmaj=2.395 mas, bpa=-7.539 degrees ! Estimated noise=0.833385 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00087023 Jy ! Component: 100 - total flux cleaned = -0.0013201 Jy ! Component: 150 - total flux cleaned = -0.00175541 Jy ! Component: 200 - total flux cleaned = -0.00216889 Jy ! Total flux subtracted in 200 components = -0.00216889 Jy ! Clean residual min=-0.001321 max=0.001159 Jy/beam ! Clean residual mean=-0.000000 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.363913 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 139 components and 0.363913 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=0.058279Jy sigma=0.795541 ! Fit after self-cal, rms=0.058279Jy sigma=0.795524 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 = -0.000236161 Jy ! Component: 100 - total flux cleaned = -0.000555827 Jy ! Component: 150 - total flux cleaned = -0.000878981 Jy ! Component: 200 - total flux cleaned = -0.00117785 Jy ! Total flux subtracted in 200 components = -0.00117785 Jy ! Clean residual min=-0.001324 max=0.001165 Jy/beam ! Clean residual mean=0.000000 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.362735 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 150 components and 0.362735 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=0.058278Jy sigma=0.795506 ! Fit after self-cal, rms=0.058278Jy sigma=0.795500 ! 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=0.6961 mas, bmaj=1.839 mas, bpa=-8.877 degrees ! Estimated noise=0.594526 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6961 x 1.839 at -8.877 degrees (North through East) ! Clean map min=-0.0037962 max=0.31017 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=0.5813 mas, bmaj=1.709 mas, bpa=-10.59 degrees ! Estimated noise=1.00867 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.239411 Jy ! Component: 100 - total flux cleaned = 0.291875 Jy ! Component: 150 - total flux cleaned = 0.310119 Jy ! Component: 200 - total flux cleaned = 0.318402 Jy ! Total flux subtracted in 200 components = 0.318402 Jy ! Clean residual min=-0.008190 max=0.007009 Jy/beam ! Clean residual mean=-0.000005 rms=0.001751 Jy/beam ! Combined flux in latest and established models = 0.318402 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.318402 Jy ! Inverting map and beam ! Estimated beam: bmin=0.6961 mas, bmaj=1.839 mas, bpa=-8.877 degrees ! Estimated noise=0.594526 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 = 0.00943462 Jy ! Component: 100 - total flux cleaned = 0.0159023 Jy ! Component: 150 - total flux cleaned = 0.0207752 Jy ! Component: 200 - total flux cleaned = 0.0240027 Jy ! Total flux subtracted in 200 components = 0.0240027 Jy ! Clean residual min=-0.003188 max=0.003940 Jy/beam ! Clean residual mean=-0.000003 rms=0.000849 Jy/beam ! Combined flux in latest and established models = 0.342405 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 32 components and 0.342404 Jy ! Inverting map ! Added new window around map position (4.4, -37.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00309471 Jy ! Component: 100 - total flux cleaned = 0.00483255 Jy ! Component: 150 - total flux cleaned = 0.00650374 Jy ! Component: 200 - total flux cleaned = 0.00789604 Jy ! Total flux subtracted in 200 components = 0.00789604 Jy ! Clean residual min=-0.002211 max=0.002167 Jy/beam ! Clean residual mean=-0.000001 rms=0.000579 Jy/beam ! Combined flux in latest and established models = 0.350301 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 55 components and 0.350301 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.855 mas, bmaj=2.395 mas, bpa=-7.539 degrees ! Estimated noise=0.833385 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00210656 Jy ! Component: 100 - total flux cleaned = 0.00307383 Jy ! Component: 150 - total flux cleaned = 0.00394366 Jy ! Component: 200 - total flux cleaned = 0.00455832 Jy ! Total flux subtracted in 200 components = 0.00455832 Jy ! Clean residual min=-0.001835 max=0.001611 Jy/beam ! Clean residual mean=-0.000002 rms=0.000553 Jy/beam ! Combined flux in latest and established models = 0.354859 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 = 0.000430659 Jy ! Component: 100 - total flux cleaned = 0.000804554 Jy ! Component: 150 - total flux cleaned = 0.00105933 Jy ! Component: 200 - total flux cleaned = 0.00134804 Jy ! Total flux subtracted in 200 components = 0.00134804 Jy ! Clean residual min=-0.001502 max=0.001282 Jy/beam ! Clean residual mean=-0.000001 rms=0.000422 Jy/beam ! Combined flux in latest and established models = 0.356207 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 111 components and 0.356207 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.6961 mas, bmaj=1.839 mas, bpa=-8.877 degrees ! Estimated noise=0.594526 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000509193 Jy ! Component: 100 - total flux cleaned = -0.00039538 Jy ! Component: 150 - total flux cleaned = -0.000246468 Jy ! Component: 200 - total flux cleaned = -0.000248481 Jy ! Total flux subtracted in 200 components = -0.000248481 Jy ! Clean residual min=-0.001429 max=0.001624 Jy/beam ! Clean residual mean=-0.000000 rms=0.000379 Jy/beam ! Combined flux in latest and established models = 0.355958 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 132 components and 0.355958 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=0.058347Jy sigma=0.796698 ! Fit after self-cal, rms=0.058334Jy sigma=0.796568 wmodel J0750+1823_X_map.mod ! Writing 132 model components to file: J0750+1823_X_map.mod wobs J0750+1823_X_uvs.fits ! Writing UV FITS file: J0750+1823_X_uvs.fits wwins J0750+1823_X_map.win ! wwins: Wrote 6 windows to J0750+1823_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 = 0.000563712 Jy ! Component: 100 - total flux cleaned = 0.000696022 Jy ! Component: 150 - total flux cleaned = 0.000745049 Jy ! Component: 200 - total flux cleaned = 0.000721458 Jy ! Component: 250 - total flux cleaned = 0.000743394 Jy ! Component: 300 - total flux cleaned = 0.000743534 Jy ! Component: 350 - total flux cleaned = 0.000784525 Jy ! Component: 400 - total flux cleaned = 0.000844505 Jy ! Component: 450 - total flux cleaned = 0.00100052 Jy ! Component: 500 - total flux cleaned = 0.00113339 Jy ! Component: 550 - total flux cleaned = 0.00124442 Jy ! Component: 600 - total flux cleaned = 0.00138894 Jy ! Component: 650 - total flux cleaned = 0.00146004 Jy ! Component: 700 - total flux cleaned = 0.00154716 Jy ! Component: 750 - total flux cleaned = 0.00163194 Jy ! Component: 800 - total flux cleaned = 0.0016651 Jy ! Component: 850 - total flux cleaned = 0.00173054 Jy ! Component: 900 - total flux cleaned = 0.00177904 Jy ! Component: 950 - total flux cleaned = 0.00187362 Jy ! Component: 1000 - total flux cleaned = 0.00190448 Jy ! Component: 1050 - total flux cleaned = 0.00199567 Jy ! Component: 1100 - total flux cleaned = 0.0019804 Jy ! Component: 1150 - total flux cleaned = 0.00199566 Jy ! Component: 1200 - total flux cleaned = 0.00208297 Jy ! Component: 1250 - total flux cleaned = 0.00213986 Jy ! Component: 1300 - total flux cleaned = 0.00219624 Jy ! Component: 1350 - total flux cleaned = 0.00223794 Jy ! Component: 1400 - total flux cleaned = 0.00227912 Jy ! Component: 1450 - total flux cleaned = 0.00234654 Jy ! Component: 1500 - total flux cleaned = 0.00238623 Jy ! Component: 1550 - total flux cleaned = 0.00241256 Jy ! Component: 1600 - total flux cleaned = 0.0024646 Jy ! Component: 1650 - total flux cleaned = 0.0024902 Jy ! Component: 1700 - total flux cleaned = 0.00255363 Jy ! Component: 1750 - total flux cleaned = 0.00261616 Jy ! Component: 1800 - total flux cleaned = 0.00265331 Jy ! Component: 1850 - total flux cleaned = 0.00267781 Jy ! Component: 1900 - total flux cleaned = 0.00273801 Jy ! Component: 1950 - total flux cleaned = 0.00273798 Jy ! Component: 2000 - total flux cleaned = 0.00278529 Jy ! Component: 2050 - total flux cleaned = 0.00282025 Jy ! Component: 2100 - total flux cleaned = 0.00286652 Jy ! Component: 2150 - total flux cleaned = 0.00291224 Jy ! Component: 2200 - total flux cleaned = 0.00290087 Jy ! Component: 2250 - total flux cleaned = 0.00293459 Jy ! Component: 2300 - total flux cleaned = 0.00299032 Jy ! Component: 2350 - total flux cleaned = 0.00304548 Jy ! Component: 2400 - total flux cleaned = 0.00306722 Jy ! Component: 2450 - total flux cleaned = 0.00307806 Jy ! Component: 2500 - total flux cleaned = 0.00311044 Jy ! Component: 2550 - total flux cleaned = 0.00315302 Jy ! Component: 2600 - total flux cleaned = 0.00316352 Jy ! Component: 2650 - total flux cleaned = 0.00320541 Jy ! Component: 2700 - total flux cleaned = 0.00325735 Jy ! Component: 2750 - total flux cleaned = 0.00327809 Jy ! Component: 2800 - total flux cleaned = 0.00330883 Jy ! Component: 2850 - total flux cleaned = 0.0033901 Jy ! Component: 2900 - total flux cleaned = 0.00344055 Jy ! Component: 2950 - total flux cleaned = 0.00345054 Jy ! Component: 3000 - total flux cleaned = 0.00351024 Jy ! Component: 3050 - total flux cleaned = 0.00355971 Jy ! Component: 3100 - total flux cleaned = 0.00359892 Jy ! Component: 3150 - total flux cleaned = 0.00358906 Jy ! Component: 3200 - total flux cleaned = 0.00361818 Jy ! Component: 3250 - total flux cleaned = 0.00366643 Jy ! Component: 3300 - total flux cleaned = 0.00368554 Jy ! Component: 3350 - total flux cleaned = 0.00369515 Jy ! Component: 3400 - total flux cleaned = 0.00375221 Jy ! Component: 3450 - total flux cleaned = 0.00379007 Jy ! Component: 3500 - total flux cleaned = 0.00380886 Jy ! Component: 3550 - total flux cleaned = 0.00381815 Jy ! Component: 3600 - total flux cleaned = 0.0038368 Jy ! Component: 3650 - total flux cleaned = 0.00383673 Jy ! Component: 3700 - total flux cleaned = 0.00384602 Jy ! Component: 3750 - total flux cleaned = 0.00384603 Jy ! Component: 3800 - total flux cleaned = 0.0038644 Jy ! Component: 3850 - total flux cleaned = 0.00386433 Jy ! Component: 3900 - total flux cleaned = 0.00386429 Jy ! Component: 3950 - total flux cleaned = 0.00386433 Jy ! Component: 4000 - total flux cleaned = 0.00386439 Jy ! Component: 4050 - total flux cleaned = 0.00387342 Jy ! Total flux subtracted in 4096 components = 0.00387342 Jy ! Clean residual min=-0.000499 max=0.000666 Jy/beam ! Clean residual mean=-0.000000 rms=0.000143 Jy/beam ! Combined flux in latest and established models = 0.359832 Jy keep ! Adding 226 model components to the UV plane model. ! The established model now contains 358 components and 0.359832 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0750+1823_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6961 x 1.839 at -8.877 degrees (North through East) ! Clean map min=-0.0032154 max=0.31089 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0750+1823_X_map.fits wmodel /vlbi/bp222/maps//J0750+1823_X_map.mod ! Writing 358 model components to file: /vlbi/bp222/maps//J0750+1823_X_map.mod wobs /vlbi/bp222/maps//J0750+1823_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0750+1823_X_uvs.fits wwins /vlbi/bp222/maps//J0750+1823_X_map.win ! wwins: Wrote 7 windows to /vlbi/bp222/maps//J0750+1823_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.310893 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000141917 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.136944 0.136944 0.273888 0.547777 1.09555 2.19111 4.38221 8.76443 17.5289 35.0577 70.1154 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.31 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2190.67 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0750+1823_X_dfm.log closed on Thu Sep 27 10:54:32 2018