! Started logfile: /vlbi/uf001/uva//J1146+0458_X_dfm.log on Mon Jan 14 01:27:33 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//J1146+0458_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1146+0458_X_uva.fits ! AN table 1: 57 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.914717 visibilities/baseline/integration-bin. ! Found source: J1146+0458 ! ! 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 22524 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 J1146+0458_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 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002869Jy sigma=24.606740 ! Fit after self-cal, rms=0.931584Jy sigma=22.843806 ! 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=0.7082 mas, bmaj=1.628 mas, bpa=-0.4675 degrees ! Estimated noise=0.358784 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 = 0.0507061 Jy ! Component: 100 - total flux cleaned = 0.0666593 Jy ! Total flux subtracted in 100 components = 0.0666593 Jy ! Clean residual min=-0.003486 max=0.006754 Jy/beam ! Clean residual mean=-0.000004 rms=0.000833 Jy/beam ! Combined flux in latest and established models = 0.0666593 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0666593 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=0.060501Jy sigma=1.364591 ! Fit after self-cal, rms=0.060081Jy sigma=1.354722 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00824539 Jy ! Component: 100 - total flux cleaned = 0.0128163 Jy ! Total flux subtracted in 100 components = 0.0128163 Jy ! Clean residual min=-0.002938 max=0.003009 Jy/beam ! Clean residual mean=-0.000002 rms=0.000664 Jy/beam ! Combined flux in latest and established models = 0.0794756 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 10 components and 0.0794756 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=0.058798Jy sigma=1.318416 ! Fit after self-cal, rms=0.058781Jy sigma=1.317811 ! 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=0.8733 mas, bmaj=1.884 mas, bpa=-0.383 degrees ! Estimated noise=0.197301 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 (-1.6, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0038894 Jy ! Component: 100 - total flux cleaned = 0.00637669 Jy ! Component: 150 - total flux cleaned = 0.00815372 Jy ! Component: 200 - total flux cleaned = 0.00948988 Jy ! Total flux subtracted in 200 components = 0.00948988 Jy ! Clean residual min=-0.002212 max=0.002248 Jy/beam ! Clean residual mean=-0.000001 rms=0.000448 Jy/beam ! Combined flux in latest and established models = 0.0889655 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 23 components and 0.0889655 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=0.058489Jy sigma=1.309636 ! Fit after self-cal, rms=0.058465Jy sigma=1.308868 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8733 x 1.884 at -0.383 degrees (North through East) ! Clean map min=-0.0019782 max=0.06919 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.05 HN 0.98 KP 0.92 ! LA 0.94 MK 0.98 NL 1.13 OV 0.98 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 1.01 KP 0.97 ! LA 0.93 MK 1.05 NL 1.14 OV 0.98 ! SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.04 HN 1.01 KP 0.96 ! LA 0.93 MK 1.05 NL 1.10 OV 0.99 ! SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 0.98 KP 1.00 ! LA 0.94 MK 0.98 NL 1.09 OV 0.96 ! SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 0.97 KP 0.97 ! LA 0.92 MK 1.07 NL 1.18 OV 0.96 ! SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 0.99 KP 0.96 ! LA 0.94 MK 1.20 NL 1.08 OV 0.96 ! SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.94 KP 0.94 ! LA 0.97 MK 0.94 NL 1.09 OV 0.95 ! SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 0.97 KP 0.92 ! LA 0.93 MK 0.92 NL 1.12 OV 0.96 ! SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 0.96 KP 0.94 ! LA 0.96 MK 0.98 NL 1.14 OV 0.91 ! SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 1.00 KP 0.95 ! LA 1.00 MK 1.02 NL 1.08 OV 0.99 ! SC 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 0.94 KP 0.88 ! LA 0.97 MK 0.98 NL 1.06 OV 1.01 ! SC 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.92 HN 0.93 KP 0.97 ! LA 0.97 MK 0.85 NL 1.11 OV 0.96 ! SC 1.02 ! ! ! Fit before self-cal, rms=0.058465Jy sigma=1.308868 ! Fit after self-cal, rms=0.056918Jy sigma=1.301088 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8706 mas, bmaj=1.894 mas, bpa=-0.2732 degrees ! Estimated noise=0.195402 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 (-4.8, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00190415 Jy ! Component: 100 - total flux cleaned = 0.00253709 Jy ! Component: 150 - total flux cleaned = 0.0027914 Jy ! Component: 200 - total flux cleaned = 0.00291282 Jy ! Total flux subtracted in 200 components = 0.00291282 Jy ! Clean residual min=-0.001455 max=0.001241 Jy/beam ! Clean residual mean=0.000000 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.0918783 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 40 components and 0.0918783 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=0.056832Jy sigma=1.298913 ! Fit after self-cal, rms=0.056856Jy sigma=1.298537 ! 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=0.056856Jy sigma=1.298537 ! Fit after self-cal, rms=0.057618Jy sigma=1.294716 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8668 mas, bmaj=1.896 mas, bpa=-0.3895 degrees ! Estimated noise=0.195452 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000292418 Jy ! Component: 100 - total flux cleaned = 0.000294125 Jy ! Component: 150 - total flux cleaned = 0.000295487 Jy ! Component: 200 - total flux cleaned = 0.000294352 Jy ! Total flux subtracted in 200 components = 0.000294352 Jy ! Clean residual min=-0.001267 max=0.001117 Jy/beam ! Clean residual mean=0.000000 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.0921727 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 57 components and 0.0921727 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=0.057594Jy sigma=1.294069 ! Fit after self-cal, rms=0.057621Jy sigma=1.293909 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 = 8.0988e-05 Jy ! Component: 100 - total flux cleaned = 8.04525e-05 Jy ! Component: 150 - total flux cleaned = 6.09892e-05 Jy ! Component: 200 - total flux cleaned = 4.28901e-05 Jy ! Total flux subtracted in 200 components = 4.28901e-05 Jy ! Clean residual min=-0.001216 max=0.001087 Jy/beam ! Clean residual mean=0.000000 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.0922156 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 75 components and 0.0922156 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=0.057609Jy sigma=1.293571 ! Fit after self-cal, rms=0.057606Jy sigma=1.293546 ! 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=0.057606Jy sigma=1.293546 ! Fit after self-cal, rms=0.057777Jy sigma=1.293452 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8647 mas, bmaj=1.896 mas, bpa=-0.4877 degrees ! Estimated noise=0.195404 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.49673e-05 Jy ! Component: 100 - total flux cleaned = -4.8736e-05 Jy ! Component: 150 - total flux cleaned = -4.84083e-05 Jy ! Component: 200 - total flux cleaned = -6.38412e-05 Jy ! Total flux subtracted in 200 components = -6.38412e-05 Jy ! Clean residual min=-0.001151 max=0.001062 Jy/beam ! Clean residual mean=0.000000 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.0921518 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 88 components and 0.0921518 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=0.057766Jy sigma=1.293160 ! Fit after self-cal, rms=0.057771Jy sigma=1.293140 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 = -1.41607e-05 Jy ! Component: 100 - total flux cleaned = -1.42926e-05 Jy ! Component: 150 - total flux cleaned = -1.44517e-05 Jy ! Component: 200 - total flux cleaned = -2.92783e-05 Jy ! Total flux subtracted in 200 components = -2.92783e-05 Jy ! Clean residual min=-0.001135 max=0.001052 Jy/beam ! Clean residual mean=0.000000 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.0921225 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 94 components and 0.0921225 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=0.057764Jy sigma=1.292946 ! Fit after self-cal, rms=0.057762Jy sigma=1.292932 ! 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=0.057762Jy sigma=1.292932 ! Fit after self-cal, rms=0.057839Jy sigma=1.292908 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.044 mas, bmaj=2.968 mas, bpa=6.773 degrees ! Estimated noise=0.25228 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.50404e-05 Jy ! Component: 100 - total flux cleaned = 5.24986e-05 Jy ! Component: 150 - total flux cleaned = -9.43212e-06 Jy ! Component: 200 - total flux cleaned = -4.76609e-05 Jy ! Total flux subtracted in 200 components = -4.76609e-05 Jy ! Clean residual min=-0.001134 max=0.001204 Jy/beam ! Clean residual mean=0.000000 rms=0.000313 Jy/beam ! Combined flux in latest and established models = 0.0920748 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 113 components and 0.0920748 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=0.057837Jy sigma=1.292842 ! Fit after self-cal, rms=0.057838Jy sigma=1.292829 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 = -4.51304e-05 Jy ! Component: 100 - total flux cleaned = -5.65378e-05 Jy ! Component: 150 - total flux cleaned = -7.14659e-05 Jy ! Component: 200 - total flux cleaned = -7.58947e-05 Jy ! Total flux subtracted in 200 components = -7.58947e-05 Jy ! Clean residual min=-0.001144 max=0.001205 Jy/beam ! Clean residual mean=0.000000 rms=0.000313 Jy/beam ! Combined flux in latest and established models = 0.0919989 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 121 components and 0.0919989 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=0.057837Jy sigma=1.292792 ! Fit after self-cal, rms=0.057835Jy sigma=1.292790 ! 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=0.8636 mas, bmaj=1.897 mas, bpa=-0.545 degrees ! Estimated noise=0.195398 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8636 x 1.897 at -0.545 degrees (North through East) ! Clean map min=-0.0010341 max=0.068684 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=0.7005 mas, bmaj=1.639 mas, bpa=-0.7407 degrees ! Estimated noise=0.354667 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0503775 Jy ! Component: 100 - total flux cleaned = 0.0676704 Jy ! Component: 150 - total flux cleaned = 0.0759711 Jy ! Component: 200 - total flux cleaned = 0.080555 Jy ! Total flux subtracted in 200 components = 0.080555 Jy ! Clean residual min=-0.002480 max=0.002517 Jy/beam ! Clean residual mean=-0.000001 rms=0.000553 Jy/beam ! Combined flux in latest and established models = 0.080555 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 0.080555 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8636 mas, bmaj=1.897 mas, bpa=-0.545 degrees ! Estimated noise=0.195398 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 = 0.00304365 Jy ! Component: 100 - total flux cleaned = 0.00511781 Jy ! Component: 150 - total flux cleaned = 0.00660859 Jy ! Component: 200 - total flux cleaned = 0.00774049 Jy ! Total flux subtracted in 200 components = 0.00774049 Jy ! Clean residual min=-0.001326 max=0.001217 Jy/beam ! Clean residual mean=-0.000000 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.0882955 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 27 components and 0.0882955 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=2.044 mas, bmaj=2.968 mas, bpa=6.773 degrees ! Estimated noise=0.25228 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00114536 Jy ! Component: 100 - total flux cleaned = 0.00189306 Jy ! Component: 150 - total flux cleaned = 0.00236632 Jy ! Component: 200 - total flux cleaned = 0.00262997 Jy ! Total flux subtracted in 200 components = 0.00262997 Jy ! Clean residual min=-0.001180 max=0.001241 Jy/beam ! Clean residual mean=0.000000 rms=0.000319 Jy/beam ! Combined flux in latest and established models = 0.0909254 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 = 0.000200771 Jy ! Component: 100 - total flux cleaned = 0.000379736 Jy ! Component: 150 - total flux cleaned = 0.000503533 Jy ! Component: 200 - total flux cleaned = 0.000594123 Jy ! Total flux subtracted in 200 components = 0.000594123 Jy ! Clean residual min=-0.001154 max=0.001216 Jy/beam ! Clean residual mean=0.000000 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.0915195 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 77 components and 0.0915195 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8636 mas, bmaj=1.897 mas, bpa=-0.545 degrees ! Estimated noise=0.195398 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000244922 Jy ! Component: 100 - total flux cleaned = 0.000375644 Jy ! Component: 150 - total flux cleaned = 0.000415198 Jy ! Component: 200 - total flux cleaned = 0.000451463 Jy ! Total flux subtracted in 200 components = 0.000451463 Jy ! Clean residual min=-0.001242 max=0.001085 Jy/beam ! Clean residual mean=0.000000 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.091971 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 97 components and 0.091971 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=0.057853Jy sigma=1.293175 ! Fit after self-cal, rms=0.057851Jy sigma=1.293094 wmodel J1146+0458_X_map.mod ! Writing 97 model components to file: J1146+0458_X_map.mod wobs J1146+0458_X_uvs.fits ! Writing UV FITS file: J1146+0458_X_uvs.fits wwins J1146+0458_X_map.win ! wwins: Wrote 3 windows to J1146+0458_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 = -0.000387153 Jy ! Component: 100 - total flux cleaned = -0.000482037 Jy ! Component: 150 - total flux cleaned = -0.000536094 Jy ! Component: 200 - total flux cleaned = -0.000519863 Jy ! Component: 250 - total flux cleaned = -0.000503473 Jy ! Component: 300 - total flux cleaned = -0.000455694 Jy ! Component: 350 - total flux cleaned = -0.000424781 Jy ! Component: 400 - total flux cleaned = -0.000379744 Jy ! Component: 450 - total flux cleaned = -0.000365124 Jy ! Component: 500 - total flux cleaned = -0.000365265 Jy ! Component: 550 - total flux cleaned = -0.000393126 Jy ! Component: 600 - total flux cleaned = -0.000448111 Jy ! Component: 650 - total flux cleaned = -0.000461491 Jy ! Component: 700 - total flux cleaned = -0.000461585 Jy ! Component: 750 - total flux cleaned = -0.000488022 Jy ! Component: 800 - total flux cleaned = -0.000539882 Jy ! Component: 850 - total flux cleaned = -0.000578044 Jy ! Component: 900 - total flux cleaned = -0.000615611 Jy ! Component: 950 - total flux cleaned = -0.00061561 Jy ! Component: 1000 - total flux cleaned = -0.000652381 Jy ! Component: 1050 - total flux cleaned = -0.000652314 Jy ! Component: 1100 - total flux cleaned = -0.000736017 Jy ! Component: 1150 - total flux cleaned = -0.000747906 Jy ! Component: 1200 - total flux cleaned = -0.000817936 Jy ! Component: 1250 - total flux cleaned = -0.000887286 Jy ! Component: 1300 - total flux cleaned = -0.000887434 Jy ! Component: 1350 - total flux cleaned = -0.000955608 Jy ! Component: 1400 - total flux cleaned = -0.00100036 Jy ! Component: 1450 - total flux cleaned = -0.00102237 Jy ! Component: 1500 - total flux cleaned = -0.00103317 Jy ! Component: 1550 - total flux cleaned = -0.00104395 Jy ! Component: 1600 - total flux cleaned = -0.00105488 Jy ! Component: 1650 - total flux cleaned = -0.00110828 Jy ! Component: 1700 - total flux cleaned = -0.00115061 Jy ! Component: 1750 - total flux cleaned = -0.0011506 Jy ! Component: 1800 - total flux cleaned = -0.00119197 Jy ! Component: 1850 - total flux cleaned = -0.00122285 Jy ! Component: 1900 - total flux cleaned = -0.00122286 Jy ! Component: 1950 - total flux cleaned = -0.00128369 Jy ! Component: 2000 - total flux cleaned = -0.00133374 Jy ! Component: 2050 - total flux cleaned = -0.00140338 Jy ! Component: 2100 - total flux cleaned = -0.00139337 Jy ! Component: 2150 - total flux cleaned = -0.00144238 Jy ! Component: 2200 - total flux cleaned = -0.00149091 Jy ! Component: 2250 - total flux cleaned = -0.00151002 Jy ! Component: 2300 - total flux cleaned = -0.00151954 Jy ! Component: 2350 - total flux cleaned = -0.00156686 Jy ! Component: 2400 - total flux cleaned = -0.00158569 Jy ! Component: 2450 - total flux cleaned = -0.00159486 Jy ! Component: 2500 - total flux cleaned = -0.0015763 Jy ! Component: 2550 - total flux cleaned = -0.00161324 Jy ! Component: 2600 - total flux cleaned = -0.00162231 Jy ! Component: 2650 - total flux cleaned = -0.0016042 Jy ! Component: 2700 - total flux cleaned = -0.00160428 Jy ! Component: 2750 - total flux cleaned = -0.00164015 Jy ! Component: 2800 - total flux cleaned = -0.00164897 Jy ! Component: 2850 - total flux cleaned = -0.00163993 Jy ! Component: 2900 - total flux cleaned = -0.00157834 Jy ! Component: 2950 - total flux cleaned = -0.00162197 Jy ! Component: 3000 - total flux cleaned = -0.00161324 Jy ! Component: 3050 - total flux cleaned = -0.00162189 Jy ! Component: 3100 - total flux cleaned = -0.00163042 Jy ! Component: 3150 - total flux cleaned = -0.00163893 Jy ! Component: 3200 - total flux cleaned = -0.00161346 Jy ! Component: 3250 - total flux cleaned = -0.00162186 Jy ! Component: 3300 - total flux cleaned = -0.00162187 Jy ! Component: 3350 - total flux cleaned = -0.00162184 Jy ! Component: 3400 - total flux cleaned = -0.00160535 Jy ! Component: 3450 - total flux cleaned = -0.00163823 Jy ! Component: 3500 - total flux cleaned = -0.00162182 Jy ! Component: 3550 - total flux cleaned = -0.00163817 Jy ! Component: 3600 - total flux cleaned = -0.00162199 Jy ! Component: 3650 - total flux cleaned = -0.001614 Jy ! Component: 3700 - total flux cleaned = -0.00163 Jy ! Component: 3750 - total flux cleaned = -0.00164589 Jy ! Component: 3800 - total flux cleaned = -0.00161431 Jy ! Component: 3850 - total flux cleaned = -0.00161431 Jy ! Component: 3900 - total flux cleaned = -0.00160655 Jy ! Component: 3950 - total flux cleaned = -0.00161428 Jy ! Component: 4000 - total flux cleaned = -0.00158344 Jy ! Component: 4050 - total flux cleaned = -0.00159116 Jy ! Total flux subtracted in 4096 components = -0.00158351 Jy ! Clean residual min=-0.000471 max=0.000486 Jy/beam ! Clean residual mean=0.000000 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0903875 Jy keep ! Adding 309 model components to the UV plane model. ! The established model now contains 406 components and 0.0903874 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1146+0458_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8636 x 1.897 at -0.545 degrees (North through East) ! Clean map min=-0.00092395 max=0.068531 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1146+0458_X_map.fits wmodel /vlbi/uf001/uva//J1146+0458_X_map.mod ! Writing 406 model components to file: /vlbi/uf001/uva//J1146+0458_X_map.mod wobs /vlbi/uf001/uva//J1146+0458_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1146+0458_X_uvs.fits wwins /vlbi/uf001/uva//J1146+0458_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1146+0458_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0685309 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000127575 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.558469 0.558469 1.11694 2.23388 4.46776 8.93551 17.871 35.742 71.4841 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.068 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 537.182 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1146+0458_X_dfm.log closed on Mon Jan 14 01:27:38 2019