! Started logfile: /vlbi/uf001/uva//J2303-1002_X_dfm.log on Mon Jan 14 06:32:30 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//J2303-1002_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2303-1002_X_uva.fits ! AN table 1: 87 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.866667 visibilities/baseline/integration-bin. ! Found source: J2303-1002 ! ! 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 40716 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 J2303-1002_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 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003698Jy sigma=20.470312 ! Fit after self-cal, rms=0.961790Jy sigma=19.576938 ! 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=0.6411 mas, bmaj=1.651 mas, bpa=-5.562 degrees ! Estimated noise=0.372674 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 = 0.0284361 Jy ! Component: 100 - total flux cleaned = 0.0371219 Jy ! Total flux subtracted in 100 components = 0.0371219 Jy ! Clean residual min=-0.003183 max=0.004213 Jy/beam ! Clean residual mean=0.000012 rms=0.000701 Jy/beam ! Combined flux in latest and established models = 0.0371219 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0371219 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=0.071411Jy sigma=1.327318 ! Fit after self-cal, rms=0.069970Jy sigma=1.295723 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00686975 Jy ! Component: 100 - total flux cleaned = 0.0108768 Jy ! Total flux subtracted in 100 components = 0.0108768 Jy ! Clean residual min=-0.003140 max=0.003275 Jy/beam ! Clean residual mean=0.000010 rms=0.000628 Jy/beam ! Combined flux in latest and established models = 0.0479987 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 15 components and 0.0479987 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=0.069013Jy sigma=1.268004 ! Fit after self-cal, rms=0.069004Jy sigma=1.267053 ! Inverting map ! Added new window around map position (0.4, -3.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00358399 Jy ! Component: 100 - total flux cleaned = 0.00574199 Jy ! Total flux subtracted in 100 components = 0.00574199 Jy ! Clean residual min=-0.003113 max=0.002845 Jy/beam ! Clean residual mean=0.000008 rms=0.000601 Jy/beam ! Combined flux in latest and established models = 0.0537407 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 21 components and 0.0537407 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=0.068758Jy sigma=1.259218 ! Fit after self-cal, rms=0.068743Jy sigma=1.258332 ! 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=0.8325 mas, bmaj=2.009 mas, bpa=-4.299 degrees ! Estimated noise=0.179497 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 = 0.00378371 Jy ! Component: 100 - total flux cleaned = 0.00609237 Jy ! Component: 150 - total flux cleaned = 0.00761668 Jy ! Component: 200 - total flux cleaned = 0.00865238 Jy ! Total flux subtracted in 200 components = 0.00865238 Jy ! Clean residual min=-0.003325 max=0.002961 Jy/beam ! Clean residual mean=0.000006 rms=0.000626 Jy/beam ! Combined flux in latest and established models = 0.0623931 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 46 components and 0.0623931 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=0.068569Jy sigma=1.251913 ! Fit after self-cal, rms=0.068587Jy sigma=1.251219 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8325 x 2.009 at -4.299 degrees (North through East) ! Clean map min=-0.0031851 max=0.040125 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.24 FD 1.05 HN 1.12 KP 1.08 ! LA 0.78 MK 1.04 NL 1.26 OV 0.97 ! PT 0.93 SC 1.06 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.12 HN 1.02 KP 1.03 ! LA 0.77 MK 1.12 NL 1.28 OV 0.96 ! PT 0.94 SC 1.10 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.05 HN 1.08 KP 1.07 ! LA 0.78 MK 1.05 NL 1.29 OV 0.98 ! PT 1.01 SC 1.13 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 1.08 HN 1.00 KP 1.20 ! LA 0.76 MK 1.03 NL 1.28 OV 0.96 ! PT 0.96 SC 1.16 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.08 HN 1.00 KP 1.05 ! LA 0.84 MK 1.07 NL 1.28 OV 0.99 ! PT 0.94 SC 1.12 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.02 HN 1.03 KP 1.16 ! LA 0.77 MK 1.05 NL 1.32 OV 0.96 ! PT 0.95 SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.05 HN 1.06 KP 1.02 ! LA 0.76 MK 1.01 NL 1.27 OV 0.99 ! PT 0.94 SC 1.05 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.07 HN 1.03 KP 1.18 ! LA 0.73 MK 1.00 NL 1.24 OV 1.04 ! PT 0.91 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.11 HN 0.96 KP 1.13 ! LA 0.73 MK 0.92 NL 1.27 OV 1.02 ! PT 0.95 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.06 HN 1.07 KP 1.17 ! LA 0.74 MK 0.87 NL 1.24 OV 1.01 ! PT 0.97 SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.09 HN 0.97 KP 1.11 ! LA 0.74 MK 0.78 NL 1.31 OV 1.01 ! PT 0.98 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.16 HN 0.93 KP 1.01 ! LA 0.82 MK 0.71 NL 1.26 OV 0.97 ! PT 0.88 SC 0.91 ! ! ! Fit before self-cal, rms=0.068587Jy sigma=1.251219 ! Fit after self-cal, rms=0.070141Jy sigma=1.234957 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8299 mas, bmaj=2.038 mas, bpa=-4.921 degrees ! Estimated noise=0.180668 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 = -0.00013253 Jy ! Component: 100 - total flux cleaned = -0.000244325 Jy ! Component: 150 - total flux cleaned = -0.00035719 Jy ! Component: 200 - total flux cleaned = -0.000488015 Jy ! Total flux subtracted in 200 components = -0.000488015 Jy ! Clean residual min=-0.001092 max=0.001022 Jy/beam ! Clean residual mean=-0.000002 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.0619051 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 52 components and 0.0619051 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=0.070118Jy sigma=1.234617 ! Fit after self-cal, rms=0.070605Jy sigma=1.231571 ! Inverting map ! Added new window around map position (7.2, -9.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000567153 Jy ! Component: 100 - total flux cleaned = 0.000566465 Jy ! Component: 150 - total flux cleaned = 0.000536163 Jy ! Component: 200 - total flux cleaned = 0.000485359 Jy ! Total flux subtracted in 200 components = 0.000485359 Jy ! Clean residual min=-0.001154 max=0.001066 Jy/beam ! Clean residual mean=-0.000001 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.0623904 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 67 components and 0.0623904 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=0.070575Jy sigma=1.230950 ! Fit after self-cal, rms=0.070592Jy sigma=1.230704 ! 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=0.070592Jy sigma=1.230704 ! Fit after self-cal, rms=0.071528Jy sigma=1.228817 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8244 mas, bmaj=2.026 mas, bpa=-5.307 degrees ! Estimated noise=0.180274 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000112544 Jy ! Component: 100 - total flux cleaned = -0.000227755 Jy ! Component: 150 - total flux cleaned = -0.000331304 Jy ! Component: 200 - total flux cleaned = -0.000424532 Jy ! Total flux subtracted in 200 components = -0.000424532 Jy ! Clean residual min=-0.001034 max=0.001075 Jy/beam ! Clean residual mean=-0.000002 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.0619659 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 73 components and 0.0619659 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=0.071506Jy sigma=1.228393 ! Fit after self-cal, rms=0.071691Jy sigma=1.227931 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 (20.6, -50.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000714288 Jy ! Component: 100 - total flux cleaned = 0.00074328 Jy ! Component: 150 - total flux cleaned = 0.000717458 Jy ! Component: 200 - total flux cleaned = 0.000672553 Jy ! Total flux subtracted in 200 components = 0.000672553 Jy ! Clean residual min=-0.001032 max=0.001141 Jy/beam ! Clean residual mean=-0.000001 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.0626385 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 83 components and 0.0626384 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=0.071665Jy sigma=1.227494 ! Fit after self-cal, rms=0.071677Jy sigma=1.227357 ! Inverting map ! Added new window around map position (3.6, 8.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000698653 Jy ! Component: 100 - total flux cleaned = 0.000982201 Jy ! Component: 150 - total flux cleaned = 0.00111442 Jy ! Component: 200 - total flux cleaned = 0.0010906 Jy ! Total flux subtracted in 200 components = 0.0010906 Jy ! Clean residual min=-0.000993 max=0.000943 Jy/beam ! Clean residual mean=-0.000001 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.063729 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 100 components and 0.063729 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=0.071647Jy sigma=1.226770 ! Fit after self-cal, rms=0.071684Jy sigma=1.226615 ! 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=0.071684Jy sigma=1.226615 ! Fit after self-cal, rms=0.072258Jy sigma=1.225170 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8185 mas, bmaj=2.019 mas, bpa=-5.433 degrees ! Estimated noise=0.179397 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000562094 Jy ! Component: 100 - total flux cleaned = 0.000618752 Jy ! Component: 150 - total flux cleaned = 0.000593774 Jy ! Component: 200 - total flux cleaned = 0.000572635 Jy ! Total flux subtracted in 200 components = 0.000572635 Jy ! Clean residual min=-0.000950 max=0.000868 Jy/beam ! Clean residual mean=-0.000001 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.0643017 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 102 components and 0.0643017 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=0.072237Jy sigma=1.224749 ! Fit after self-cal, rms=0.072344Jy sigma=1.224439 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 = 0.000274809 Jy ! Component: 100 - total flux cleaned = 0.000299409 Jy ! Component: 150 - total flux cleaned = 0.000277843 Jy ! Component: 200 - total flux cleaned = 0.000276982 Jy ! Total flux subtracted in 200 components = 0.000276982 Jy ! Clean residual min=-0.000957 max=0.000861 Jy/beam ! Clean residual mean=-0.000001 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.0645787 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 103 components and 0.0645787 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=0.072328Jy sigma=1.224117 ! Fit after self-cal, rms=0.072350Jy sigma=1.224059 ! 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=0.072350Jy sigma=1.224059 ! Fit after self-cal, rms=0.072501Jy sigma=1.223962 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.137 mas, bmaj=4.022 mas, bpa=1.903 degrees ! Estimated noise=0.225885 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000254111 Jy ! Component: 100 - total flux cleaned = -0.000362212 Jy ! Component: 150 - total flux cleaned = -0.000391913 Jy ! Component: 200 - total flux cleaned = -0.000470414 Jy ! Total flux subtracted in 200 components = -0.000470414 Jy ! Clean residual min=-0.001110 max=0.000985 Jy/beam ! Clean residual mean=-0.000003 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.0641082 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 113 components and 0.0641082 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=0.072495Jy sigma=1.223872 ! Fit after self-cal, rms=0.072533Jy sigma=1.223797 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 = -4.4336e-05 Jy ! Component: 100 - total flux cleaned = -0.000115354 Jy ! Component: 150 - total flux cleaned = -0.000168085 Jy ! Component: 200 - total flux cleaned = -0.00022522 Jy ! Total flux subtracted in 200 components = -0.00022522 Jy ! Clean residual min=-0.001135 max=0.000981 Jy/beam ! Clean residual mean=-0.000003 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.063883 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 117 components and 0.063883 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=0.072531Jy sigma=1.223762 ! Fit after self-cal, rms=0.072530Jy sigma=1.223665 ! 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=0.814 mas, bmaj=2.014 mas, bpa=-5.5 degrees ! Estimated noise=0.178591 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.814 x 2.014 at -5.5 degrees (North through East) ! Clean map min=-0.001696 max=0.038547 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=0.6267 mas, bmaj=1.652 mas, bpa=-6.475 degrees ! Estimated noise=0.365825 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0286374 Jy ! Component: 100 - total flux cleaned = 0.0407781 Jy ! Component: 150 - total flux cleaned = 0.0478232 Jy ! Component: 200 - total flux cleaned = 0.0520939 Jy ! Total flux subtracted in 200 components = 0.0520939 Jy ! Clean residual min=-0.002791 max=0.002846 Jy/beam ! Clean residual mean=0.000003 rms=0.000592 Jy/beam ! Combined flux in latest and established models = 0.0520939 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 22 model components to the UV plane model. ! The established model now contains 22 components and 0.0520939 Jy ! Inverting map and beam ! Estimated beam: bmin=0.814 mas, bmaj=2.014 mas, bpa=-5.5 degrees ! Estimated noise=0.178591 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 = 0.00455775 Jy ! Component: 100 - total flux cleaned = 0.00734705 Jy ! Component: 150 - total flux cleaned = 0.00866815 Jy ! Component: 200 - total flux cleaned = 0.00926081 Jy ! Total flux subtracted in 200 components = 0.00926081 Jy ! Clean residual min=-0.001303 max=0.001330 Jy/beam ! Clean residual mean=-0.000000 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.0613547 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 46 components and 0.0613547 Jy ! Inverting map ! Added new window around map position (8.6, -4.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000610928 Jy ! Component: 100 - total flux cleaned = 0.00101094 Jy ! Component: 150 - total flux cleaned = 0.00131743 Jy ! Component: 200 - total flux cleaned = 0.0015899 Jy ! Total flux subtracted in 200 components = 0.0015899 Jy ! Clean residual min=-0.001071 max=0.000935 Jy/beam ! Clean residual mean=-0.000001 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.0629446 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 61 components and 0.0629446 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=2.137 mas, bmaj=4.022 mas, bpa=1.903 degrees ! Estimated noise=0.225885 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00103381 Jy ! Component: 100 - total flux cleaned = 0.0011646 Jy ! Component: 150 - total flux cleaned = 0.0012749 Jy ! Component: 200 - total flux cleaned = 0.00131449 Jy ! Total flux subtracted in 200 components = 0.00131449 Jy ! Clean residual min=-0.001128 max=0.000971 Jy/beam ! Clean residual mean=-0.000002 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.0642591 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 = 1.76426e-05 Jy ! Component: 100 - total flux cleaned = 1.72383e-05 Jy ! Component: 150 - total flux cleaned = -1.20496e-05 Jy ! Component: 200 - total flux cleaned = -3.97177e-05 Jy ! Total flux subtracted in 200 components = -3.97177e-05 Jy ! Clean residual min=-0.001113 max=0.000949 Jy/beam ! Clean residual mean=-0.000003 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.0642194 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 93 components and 0.0642194 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.814 mas, bmaj=2.014 mas, bpa=-5.5 degrees ! Estimated noise=0.178591 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000146819 Jy ! Component: 100 - total flux cleaned = 6.76028e-05 Jy ! Component: 150 - total flux cleaned = 0.000202969 Jy ! Component: 200 - total flux cleaned = 0.00032705 Jy ! Total flux subtracted in 200 components = 0.00032705 Jy ! Clean residual min=-0.001000 max=0.000842 Jy/beam ! Clean residual mean=-0.000001 rms=0.000221 Jy/beam ! Combined flux in latest and established models = 0.0645464 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 105 components and 0.0645464 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=0.072535Jy sigma=1.223898 ! Fit after self-cal, rms=0.072530Jy sigma=1.223569 wmodel J2303-1002_X_map.mod ! Writing 105 model components to file: J2303-1002_X_map.mod wobs J2303-1002_X_uvs.fits ! Writing UV FITS file: J2303-1002_X_uvs.fits wwins J2303-1002_X_map.win ! wwins: Wrote 6 windows to J2303-1002_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 = -0.000305679 Jy ! Component: 100 - total flux cleaned = -0.00049771 Jy ! Component: 150 - total flux cleaned = -0.00065099 Jy ! Component: 200 - total flux cleaned = -0.000799503 Jy ! Component: 250 - total flux cleaned = -0.000958181 Jy ! Component: 300 - total flux cleaned = -0.00111296 Jy ! Component: 350 - total flux cleaned = -0.00125054 Jy ! Component: 400 - total flux cleaned = -0.00141196 Jy ! Component: 450 - total flux cleaned = -0.00149103 Jy ! Component: 500 - total flux cleaned = -0.00160743 Jy ! Component: 550 - total flux cleaned = -0.00167089 Jy ! Component: 600 - total flux cleaned = -0.00178335 Jy ! Component: 650 - total flux cleaned = -0.001857 Jy ! Component: 700 - total flux cleaned = -0.0019175 Jy ! Component: 750 - total flux cleaned = -0.00201302 Jy ! Component: 800 - total flux cleaned = -0.00205986 Jy ! Component: 850 - total flux cleaned = -0.00208303 Jy ! Component: 900 - total flux cleaned = -0.0021288 Jy ! Component: 950 - total flux cleaned = -0.00217413 Jy ! Component: 1000 - total flux cleaned = -0.00224166 Jy ! Component: 1050 - total flux cleaned = -0.00227514 Jy ! Component: 1100 - total flux cleaned = -0.00237411 Jy ! Component: 1150 - total flux cleaned = -0.00242847 Jy ! Component: 1200 - total flux cleaned = -0.00249333 Jy ! Component: 1250 - total flux cleaned = -0.00255734 Jy ! Component: 1300 - total flux cleaned = -0.00259971 Jy ! Component: 1350 - total flux cleaned = -0.00270454 Jy ! Component: 1400 - total flux cleaned = -0.00276687 Jy ! Component: 1450 - total flux cleaned = -0.00281833 Jy ! Component: 1500 - total flux cleaned = -0.00284898 Jy ! Component: 1550 - total flux cleaned = -0.00291982 Jy ! Component: 1600 - total flux cleaned = -0.00296997 Jy ! Component: 1650 - total flux cleaned = -0.00303962 Jy ! Component: 1700 - total flux cleaned = -0.00309883 Jy ! Component: 1750 - total flux cleaned = -0.00308913 Jy ! Component: 1800 - total flux cleaned = -0.00314757 Jy ! Component: 1850 - total flux cleaned = -0.00319604 Jy ! Component: 1900 - total flux cleaned = -0.00323433 Jy ! Component: 1950 - total flux cleaned = -0.00329134 Jy ! Component: 2000 - total flux cleaned = -0.00332907 Jy ! Component: 2050 - total flux cleaned = -0.00331964 Jy ! Component: 2100 - total flux cleaned = -0.00331038 Jy ! Component: 2150 - total flux cleaned = -0.0033473 Jy ! Component: 2200 - total flux cleaned = -0.00336561 Jy ! Component: 2250 - total flux cleaned = -0.00338383 Jy ! Component: 2300 - total flux cleaned = -0.00342008 Jy ! Component: 2350 - total flux cleaned = -0.00346503 Jy ! Component: 2400 - total flux cleaned = -0.00352763 Jy ! Component: 2450 - total flux cleaned = -0.00352761 Jy ! Component: 2500 - total flux cleaned = -0.00356287 Jy ! Component: 2550 - total flux cleaned = -0.00358037 Jy ! Component: 2600 - total flux cleaned = -0.00358041 Jy ! Component: 2650 - total flux cleaned = -0.00363239 Jy ! Component: 2700 - total flux cleaned = -0.00365822 Jy ! Component: 2750 - total flux cleaned = -0.00370108 Jy ! Component: 2800 - total flux cleaned = -0.00373509 Jy ! Component: 2850 - total flux cleaned = -0.00376886 Jy ! Component: 2900 - total flux cleaned = -0.00379412 Jy ! Component: 2950 - total flux cleaned = -0.00384426 Jy ! Component: 3000 - total flux cleaned = -0.00388582 Jy ! Component: 3050 - total flux cleaned = -0.00387742 Jy ! Component: 3100 - total flux cleaned = -0.00390213 Jy ! Component: 3150 - total flux cleaned = -0.00394304 Jy ! Component: 3200 - total flux cleaned = -0.00401633 Jy ! Component: 3250 - total flux cleaned = -0.00402432 Jy ! Component: 3300 - total flux cleaned = -0.00405664 Jy ! Component: 3350 - total flux cleaned = -0.00408863 Jy ! Component: 3400 - total flux cleaned = -0.00410449 Jy ! Component: 3450 - total flux cleaned = -0.00419174 Jy ! Component: 3500 - total flux cleaned = -0.00420748 Jy ! Component: 3550 - total flux cleaned = -0.00425458 Jy ! Component: 3600 - total flux cleaned = -0.00428586 Jy ! Component: 3650 - total flux cleaned = -0.00431692 Jy ! Component: 3700 - total flux cleaned = -0.00434011 Jy ! Component: 3750 - total flux cleaned = -0.00434789 Jy ! Component: 3800 - total flux cleaned = -0.00440145 Jy ! Component: 3850 - total flux cleaned = -0.00443951 Jy ! Component: 3900 - total flux cleaned = -0.00443195 Jy ! Component: 3950 - total flux cleaned = -0.00449987 Jy ! Component: 4000 - total flux cleaned = -0.0045298 Jy ! Component: 4050 - total flux cleaned = -0.00455219 Jy ! Total flux subtracted in 4096 components = -0.00460422 Jy ! Clean residual min=-0.000464 max=0.000556 Jy/beam ! Clean residual mean=-0.000001 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0599422 Jy keep ! Adding 319 model components to the UV plane model. ! The established model now contains 424 components and 0.0599422 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2303-1002_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.814 x 2.014 at -5.5 degrees (North through East) ! Clean map min=-0.0010622 max=0.039098 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2303-1002_X_map.fits wmodel /vlbi/uf001/uva//J2303-1002_X_map.mod ! Writing 424 model components to file: /vlbi/uf001/uva//J2303-1002_X_map.mod wobs /vlbi/uf001/uva//J2303-1002_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2303-1002_X_uvs.fits wwins /vlbi/uf001/uva//J2303-1002_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J2303-1002_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0390984 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000128154 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.983321 0.983321 1.96664 3.93328 7.86657 15.7331 31.4663 62.9325 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.039 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 305.088 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2303-1002_X_dfm.log closed on Mon Jan 14 06:32:37 2019