! Started logfile: /vlbi/uf001/uva//J0644+2911_X_dfm.log on Sun Jan 13 23:08:29 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//J0644+2911_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0644+2911_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.997271 visibilities/baseline/integration-bin. ! Found source: J0644+2911 ! ! 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 30696 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 J0644+2911_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. ! ! 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=1.001509Jy sigma=26.261379 ! Fit after self-cal, rms=0.954302Jy sigma=24.987054 ! 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=0.7188 mas, bmaj=1.414 mas, bpa=2.025 degrees ! Estimated noise=0.329196 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 = 0.0331543 Jy ! Component: 100 - total flux cleaned = 0.0431637 Jy ! Total flux subtracted in 100 components = 0.0431637 Jy ! Clean residual min=-0.003062 max=0.008649 Jy/beam ! Clean residual mean=-0.000004 rms=0.000765 Jy/beam ! Combined flux in latest and established models = 0.0431637 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0431637 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=0.057531Jy sigma=1.441697 ! Fit after self-cal, rms=0.056239Jy sigma=1.407473 ! Inverting map ! Added new window around map position (1, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00920663 Jy ! Component: 100 - total flux cleaned = 0.01428 Jy ! Total flux subtracted in 100 components = 0.01428 Jy ! Clean residual min=-0.002731 max=0.004045 Jy/beam ! Clean residual mean=-0.000002 rms=0.000662 Jy/beam ! Combined flux in latest and established models = 0.0574437 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 11 components and 0.0574437 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=0.054209Jy sigma=1.349539 ! Fit after self-cal, rms=0.054056Jy sigma=1.345761 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00474178 Jy ! Component: 100 - total flux cleaned = 0.00760752 Jy ! Total flux subtracted in 100 components = 0.00760752 Jy ! Clean residual min=-0.002721 max=0.003155 Jy/beam ! Clean residual mean=-0.000001 rms=0.000661 Jy/beam ! Combined flux in latest and established models = 0.0650512 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 13 components and 0.0650513 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=0.053501Jy sigma=1.330024 ! Fit after self-cal, rms=0.053449Jy sigma=1.328742 ! 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=0.9233 mas, bmaj=1.758 mas, bpa=1.79 degrees ! Estimated noise=0.15746 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 = 0.00337896 Jy ! Component: 100 - total flux cleaned = 0.00511404 Jy ! Component: 150 - total flux cleaned = 0.00621179 Jy ! Component: 200 - total flux cleaned = 0.00696076 Jy ! Total flux subtracted in 200 components = 0.00696076 Jy ! Clean residual min=-0.001517 max=0.002153 Jy/beam ! Clean residual mean=-0.000002 rms=0.000358 Jy/beam ! Combined flux in latest and established models = 0.072012 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 36 components and 0.072012 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=0.053245Jy sigma=1.322733 ! Fit after self-cal, rms=0.053206Jy sigma=1.321744 ! Inverting map ! Added new window around map position (2.6, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00208681 Jy ! Component: 100 - total flux cleaned = 0.00326644 Jy ! Component: 150 - total flux cleaned = 0.00405458 Jy ! Component: 200 - total flux cleaned = 0.00437878 Jy ! Total flux subtracted in 200 components = 0.00437878 Jy ! Clean residual min=-0.001304 max=0.001531 Jy/beam ! Clean residual mean=-0.000001 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.0763908 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 52 components and 0.0763908 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=0.053118Jy sigma=1.319176 ! Fit after self-cal, rms=0.053101Jy sigma=1.318808 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9233 x 1.758 at 1.79 degrees (North through East) ! Clean map min=-0.0012323 max=0.046529 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.05 HN 0.94 KP 1.05 ! LA 0.98 MK 1.09 NL 1.15 OV 0.96 ! PT 0.91 SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 1.00 KP 1.02 ! LA 1.07 MK 1.05 NL 1.12 OV 0.94 ! PT 0.88 SC 0.86 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.04 HN 0.98 KP 1.01 ! LA 1.01 MK 1.10 NL 1.07 OV 0.89 ! PT 0.92 SC 0.91 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 1.00 KP 1.03 ! LA 1.03 MK 0.98 NL 1.08 OV 0.95 ! PT 0.95 SC 0.88 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 0.89 KP 1.05 ! LA 1.04 MK 1.01 NL 1.17 OV 0.88 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.97 HN 1.00 KP 1.00 ! LA 0.98 MK 1.02 NL 1.18 OV 0.98 ! PT 0.92 SC 0.90 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 0.89 KP 1.00 ! LA 1.00 MK 1.03 NL 1.06 OV 0.94 ! PT 0.96 SC 0.88 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 HN 0.92 KP 0.97 ! LA 1.00 MK 0.99 NL 1.12 OV 0.99 ! PT 0.93 SC 1.05 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.94 KP 1.03 ! LA 1.00 MK 0.97 NL 1.13 OV 0.90 ! PT 0.98 SC 0.90 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.03 HN 0.88 KP 1.03 ! LA 1.00 MK 1.03 NL 1.06 OV 0.91 ! PT 0.90 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.96 HN 0.92 KP 1.03 ! LA 1.02 MK 0.95 NL 1.12 OV 0.93 ! PT 0.95 SC 0.88 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.04 HN 0.94 KP 0.97 ! LA 1.05 MK 0.94 NL 1.09 OV 0.94 ! PT 0.92 SC 0.92 ! ! ! Fit before self-cal, rms=0.053101Jy sigma=1.318808 ! Fit after self-cal, rms=0.051725Jy sigma=1.312789 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.913 mas, bmaj=1.75 mas, bpa=2.57 degrees ! Estimated noise=0.155621 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 = -0.000241096 Jy ! Component: 100 - total flux cleaned = -0.00017809 Jy ! Component: 150 - total flux cleaned = -0.000148507 Jy ! Component: 200 - total flux cleaned = -0.000145831 Jy ! Total flux subtracted in 200 components = -0.000145831 Jy ! Clean residual min=-0.001124 max=0.000900 Jy/beam ! Clean residual mean=-0.000000 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.076245 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 68 components and 0.076245 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=0.051693Jy sigma=1.312001 ! Fit after self-cal, rms=0.051708Jy sigma=1.311478 ! 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=0.051708Jy sigma=1.311478 ! Fit after self-cal, rms=0.051918Jy sigma=1.308564 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9079 mas, bmaj=1.74 mas, bpa=2.425 degrees ! Estimated noise=0.15488 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000161919 Jy ! Component: 100 - total flux cleaned = 0.000118935 Jy ! Component: 150 - total flux cleaned = 8.55744e-05 Jy ! Component: 200 - total flux cleaned = 5.59308e-05 Jy ! Total flux subtracted in 200 components = 5.59308e-05 Jy ! Clean residual min=-0.000885 max=0.000916 Jy/beam ! Clean residual mean=-0.000001 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.0763009 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 79 components and 0.0763009 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=0.051904Jy sigma=1.308176 ! Fit after self-cal, rms=0.051925Jy sigma=1.307976 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 (10.2, -3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000914071 Jy ! Component: 100 - total flux cleaned = 0.00122017 Jy ! Component: 150 - total flux cleaned = 0.00132667 Jy ! Component: 200 - total flux cleaned = 0.00140431 Jy ! Total flux subtracted in 200 components = 0.00140431 Jy ! Clean residual min=-0.000833 max=0.000757 Jy/beam ! Clean residual mean=-0.000000 rms=0.000193 Jy/beam ! Combined flux in latest and established models = 0.0777052 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 91 components and 0.0777052 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=0.051906Jy sigma=1.307439 ! Fit after self-cal, rms=0.051904Jy sigma=1.307374 ! 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=0.051904Jy sigma=1.307374 ! Fit after self-cal, rms=0.052314Jy sigma=1.307347 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9075 mas, bmaj=1.743 mas, bpa=2.658 degrees ! Estimated noise=0.155482 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000466354 Jy ! Component: 100 - total flux cleaned = 0.00057458 Jy ! Component: 150 - total flux cleaned = 0.000605814 Jy ! Component: 200 - total flux cleaned = 0.000661019 Jy ! Total flux subtracted in 200 components = 0.000661019 Jy ! Clean residual min=-0.000766 max=0.000762 Jy/beam ! Clean residual mean=-0.000001 rms=0.000188 Jy/beam ! Combined flux in latest and established models = 0.0783662 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 99 components and 0.0783662 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=0.052303Jy sigma=1.307071 ! Fit after self-cal, rms=0.052308Jy sigma=1.307028 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 = 0.000128074 Jy ! Component: 100 - total flux cleaned = 0.000179943 Jy ! Component: 150 - total flux cleaned = 0.00021518 Jy ! Component: 200 - total flux cleaned = 0.00023702 Jy ! Total flux subtracted in 200 components = 0.00023702 Jy ! Clean residual min=-0.000772 max=0.000754 Jy/beam ! Clean residual mean=-0.000001 rms=0.000186 Jy/beam ! Combined flux in latest and established models = 0.0786032 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 110 components and 0.0786032 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=0.052303Jy sigma=1.306888 ! Fit after self-cal, rms=0.052302Jy sigma=1.306872 ! 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=0.052302Jy sigma=1.306872 ! Fit after self-cal, rms=0.052427Jy sigma=1.306869 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.069 mas, bmaj=2.749 mas, bpa=2.168 degrees ! Estimated noise=0.199846 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000241828 Jy ! Component: 100 - total flux cleaned = 0.000344287 Jy ! Component: 150 - total flux cleaned = 0.000396662 Jy ! Component: 200 - total flux cleaned = 0.000423383 Jy ! Total flux subtracted in 200 components = 0.000423383 Jy ! Clean residual min=-0.000739 max=0.001054 Jy/beam ! Clean residual mean=-0.000001 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.0790266 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 128 components and 0.0790266 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=0.052424Jy sigma=1.306820 ! Fit after self-cal, rms=0.052426Jy sigma=1.306794 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 (36.4, 27.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00087649 Jy ! Component: 100 - total flux cleaned = 0.00129465 Jy ! Component: 150 - total flux cleaned = 0.0016295 Jy ! Component: 200 - total flux cleaned = 0.00173623 Jy ! Total flux subtracted in 200 components = 0.00173623 Jy ! Clean residual min=-0.000796 max=0.000788 Jy/beam ! Clean residual mean=-0.000000 rms=0.000196 Jy/beam ! Combined flux in latest and established models = 0.0807628 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 144 components and 0.0807628 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=0.052416Jy sigma=1.306566 ! Fit after self-cal, rms=0.052415Jy sigma=1.306520 ! 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=0.9069 mas, bmaj=1.744 mas, bpa=2.786 degrees ! Estimated noise=0.155686 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9069 x 1.744 at 2.786 degrees (North through East) ! Clean map min=-0.00070542 max=0.046148 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=0.7073 mas, bmaj=1.403 mas, bpa=3.279 degrees ! Estimated noise=0.322328 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0339148 Jy ! Component: 100 - total flux cleaned = 0.0481836 Jy ! Component: 150 - total flux cleaned = 0.0560601 Jy ! Component: 200 - total flux cleaned = 0.0608727 Jy ! Total flux subtracted in 200 components = 0.0608727 Jy ! Clean residual min=-0.002439 max=0.003015 Jy/beam ! Clean residual mean=-0.000002 rms=0.000631 Jy/beam ! Combined flux in latest and established models = 0.0608727 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0608727 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9069 mas, bmaj=1.744 mas, bpa=2.786 degrees ! Estimated noise=0.155686 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 = 0.00491527 Jy ! Component: 100 - total flux cleaned = 0.00784445 Jy ! Component: 150 - total flux cleaned = 0.00990409 Jy ! Component: 200 - total flux cleaned = 0.0115044 Jy ! Total flux subtracted in 200 components = 0.0115044 Jy ! Clean residual min=-0.000904 max=0.001079 Jy/beam ! Clean residual mean=-0.000002 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.0723771 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 42 components and 0.0723771 Jy ! Inverting map ! Added new window around map position (-0.8, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00131484 Jy ! Component: 100 - total flux cleaned = 0.00238988 Jy ! Component: 150 - total flux cleaned = 0.00330878 Jy ! Component: 200 - total flux cleaned = 0.00401675 Jy ! Total flux subtracted in 200 components = 0.00401675 Jy ! Clean residual min=-0.000765 max=0.000791 Jy/beam ! Clean residual mean=-0.000001 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.0763939 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 64 components and 0.0763938 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=2.069 mas, bmaj=2.749 mas, bpa=2.168 degrees ! Estimated noise=0.199846 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00107997 Jy ! Component: 100 - total flux cleaned = 0.00184945 Jy ! Component: 150 - total flux cleaned = 0.0023249 Jy ! Component: 200 - total flux cleaned = 0.00268783 Jy ! Total flux subtracted in 200 components = 0.00268783 Jy ! Clean residual min=-0.000823 max=0.000863 Jy/beam ! Clean residual mean=-0.000001 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.0790817 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 = 0.000337498 Jy ! Component: 100 - total flux cleaned = 0.000637433 Jy ! Component: 150 - total flux cleaned = 0.000908426 Jy ! Component: 200 - total flux cleaned = 0.00114205 Jy ! Total flux subtracted in 200 components = 0.00114205 Jy ! Clean residual min=-0.000833 max=0.000846 Jy/beam ! Clean residual mean=-0.000001 rms=0.000200 Jy/beam ! Combined flux in latest and established models = 0.0802237 Jy ! Adding 69 model components to the UV plane model. ! The established model now contains 122 components and 0.0802237 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9069 mas, bmaj=1.744 mas, bpa=2.786 degrees ! Estimated noise=0.155686 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000125285 Jy ! Component: 100 - total flux cleaned = 0.000165126 Jy ! Component: 150 - total flux cleaned = 0.000259284 Jy ! Component: 200 - total flux cleaned = 0.000380744 Jy ! Total flux subtracted in 200 components = 0.000380744 Jy ! Clean residual min=-0.000733 max=0.000754 Jy/beam ! Clean residual mean=-0.000000 rms=0.000176 Jy/beam ! Combined flux in latest and established models = 0.0806044 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 148 components and 0.0806044 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=0.052406Jy sigma=1.306399 ! Fit after self-cal, rms=0.052398Jy sigma=1.306208 wmodel J0644+2911_X_map.mod ! Writing 148 model components to file: J0644+2911_X_map.mod wobs J0644+2911_X_uvs.fits ! Writing UV FITS file: J0644+2911_X_uvs.fits wwins J0644+2911_X_map.win ! wwins: Wrote 6 windows to J0644+2911_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 = 0.00011173 Jy ! Component: 100 - total flux cleaned = 0.000188774 Jy ! Component: 150 - total flux cleaned = 0.000312567 Jy ! Component: 200 - total flux cleaned = 0.00045616 Jy ! Component: 250 - total flux cleaned = 0.000537718 Jy ! Component: 300 - total flux cleaned = 0.000629131 Jy ! Component: 350 - total flux cleaned = 0.000696412 Jy ! Component: 400 - total flux cleaned = 0.000795631 Jy ! Component: 450 - total flux cleaned = 0.000817249 Jy ! Component: 500 - total flux cleaned = 0.000849276 Jy ! Component: 550 - total flux cleaned = 0.000838809 Jy ! Component: 600 - total flux cleaned = 0.00090151 Jy ! Component: 650 - total flux cleaned = 0.000911792 Jy ! Component: 700 - total flux cleaned = 0.000962796 Jy ! Component: 750 - total flux cleaned = 0.000972764 Jy ! Component: 800 - total flux cleaned = 0.000962762 Jy ! Component: 850 - total flux cleaned = 0.000982527 Jy ! Component: 900 - total flux cleaned = 0.00100199 Jy ! Component: 950 - total flux cleaned = 0.000982648 Jy ! Component: 1000 - total flux cleaned = 0.00103071 Jy ! Component: 1050 - total flux cleaned = 0.0010592 Jy ! Component: 1100 - total flux cleaned = 0.00107798 Jy ! Component: 1150 - total flux cleaned = 0.00108727 Jy ! Component: 1200 - total flux cleaned = 0.00111507 Jy ! Component: 1250 - total flux cleaned = 0.00112425 Jy ! Component: 1300 - total flux cleaned = 0.00112434 Jy ! Component: 1350 - total flux cleaned = 0.00120548 Jy ! Component: 1400 - total flux cleaned = 0.00116966 Jy ! Component: 1450 - total flux cleaned = 0.00119626 Jy ! Component: 1500 - total flux cleaned = 0.00121399 Jy ! Component: 1550 - total flux cleaned = 0.00122271 Jy ! Component: 1600 - total flux cleaned = 0.00119677 Jy ! Component: 1650 - total flux cleaned = 0.00118817 Jy ! Component: 1700 - total flux cleaned = 0.00121396 Jy ! Component: 1750 - total flux cleaned = 0.00122256 Jy ! Component: 1800 - total flux cleaned = 0.00123948 Jy ! Component: 1850 - total flux cleaned = 0.00125619 Jy ! Component: 1900 - total flux cleaned = 0.00125622 Jy ! Component: 1950 - total flux cleaned = 0.00122298 Jy ! Component: 2000 - total flux cleaned = 0.00124765 Jy ! Component: 2050 - total flux cleaned = 0.00123951 Jy ! Component: 2100 - total flux cleaned = 0.00123953 Jy ! Component: 2150 - total flux cleaned = 0.0012314 Jy ! Component: 2200 - total flux cleaned = 0.00121532 Jy ! Component: 2250 - total flux cleaned = 0.00122329 Jy ! Component: 2300 - total flux cleaned = 0.00125512 Jy ! Component: 2350 - total flux cleaned = 0.00127093 Jy ! Component: 2400 - total flux cleaned = 0.00127876 Jy ! Component: 2450 - total flux cleaned = 0.00128654 Jy ! Component: 2500 - total flux cleaned = 0.00126325 Jy ! Component: 2550 - total flux cleaned = 0.00127098 Jy ! Component: 2600 - total flux cleaned = 0.00127872 Jy ! Component: 2650 - total flux cleaned = 0.00129403 Jy ! Component: 2700 - total flux cleaned = 0.00128644 Jy ! Component: 2750 - total flux cleaned = 0.00130921 Jy ! Component: 2800 - total flux cleaned = 0.00133175 Jy ! Component: 2850 - total flux cleaned = 0.00127929 Jy ! Component: 2900 - total flux cleaned = 0.00129428 Jy ! Component: 2950 - total flux cleaned = 0.00130912 Jy ! Component: 3000 - total flux cleaned = 0.00132392 Jy ! Component: 3050 - total flux cleaned = 0.00134596 Jy ! Component: 3100 - total flux cleaned = 0.00133141 Jy ! Component: 3150 - total flux cleaned = 0.00136784 Jy ! Component: 3200 - total flux cleaned = 0.0013606 Jy ! Component: 3250 - total flux cleaned = 0.00133171 Jy ! Component: 3300 - total flux cleaned = 0.0013533 Jy ! Component: 3350 - total flux cleaned = 0.00134614 Jy ! Component: 3400 - total flux cleaned = 0.00139593 Jy ! Component: 3450 - total flux cleaned = 0.00141011 Jy ! Component: 3500 - total flux cleaned = 0.0014101 Jy ! Component: 3550 - total flux cleaned = 0.0014031 Jy ! Component: 3600 - total flux cleaned = 0.00142411 Jy ! Component: 3650 - total flux cleaned = 0.00139633 Jy ! Component: 3700 - total flux cleaned = 0.00142404 Jy ! Component: 3750 - total flux cleaned = 0.00141025 Jy ! Component: 3800 - total flux cleaned = 0.00141026 Jy ! Component: 3850 - total flux cleaned = 0.00141711 Jy ! Component: 3900 - total flux cleaned = 0.00144432 Jy ! Component: 3950 - total flux cleaned = 0.00143077 Jy ! Component: 4000 - total flux cleaned = 0.00143755 Jy ! Component: 4050 - total flux cleaned = 0.0014779 Jy ! Total flux subtracted in 4096 components = 0.00149127 Jy ! Clean residual min=-0.000406 max=0.000403 Jy/beam ! Clean residual mean=-0.000000 rms=0.000117 Jy/beam ! Combined flux in latest and established models = 0.0820957 Jy keep ! Adding 317 model components to the UV plane model. ! The established model now contains 465 components and 0.0820957 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0644+2911_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9069 x 1.744 at 2.786 degrees (North through East) ! Clean map min=-0.00054507 max=0.046073 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0644+2911_X_map.fits wmodel /vlbi/uf001/uva//J0644+2911_X_map.mod ! Writing 465 model components to file: /vlbi/uf001/uva//J0644+2911_X_map.mod wobs /vlbi/uf001/uva//J0644+2911_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0644+2911_X_uvs.fits wwins /vlbi/uf001/uva//J0644+2911_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J0644+2911_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0460732 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000117179 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.762993 0.762993 1.52599 3.05197 6.10395 12.2079 24.4158 48.8316 97.6632 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.046 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 393.188 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0644+2911_X_dfm.log closed on Sun Jan 13 23:08:35 2019