! Started logfile: /vlbi/uf001/uva//J0830-0636_X_dfm.log on Sun Jan 13 23:58:20 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//J0830-0636_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0830-0636_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.872125 visibilities/baseline/integration-bin. ! Found source: J0830-0636 ! ! 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 26844 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 J0830-0636_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 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003415Jy sigma=25.544786 ! Fit after self-cal, rms=0.945677Jy sigma=24.045617 ! 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=0.7052 mas, bmaj=1.688 mas, bpa=1.126 degrees ! Estimated noise=0.29764 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 = 0.0433536 Jy ! Component: 100 - total flux cleaned = 0.0535514 Jy ! Total flux subtracted in 100 components = 0.0535514 Jy ! Clean residual min=-0.003022 max=0.004958 Jy/beam ! Clean residual mean=-0.000014 rms=0.000706 Jy/beam ! Combined flux in latest and established models = 0.0535514 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0535514 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=0.066177Jy sigma=1.657900 ! Fit after self-cal, rms=0.065250Jy sigma=1.636898 ! Inverting map ! Added new window around map position (-0.6, 2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00525899 Jy ! Component: 100 - total flux cleaned = 0.00822972 Jy ! Total flux subtracted in 100 components = 0.00822972 Jy ! Clean residual min=-0.002946 max=0.003239 Jy/beam ! Clean residual mean=-0.000013 rms=0.000655 Jy/beam ! Combined flux in latest and established models = 0.0617811 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 17 components and 0.0617811 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=0.064763Jy sigma=1.623581 ! Fit after self-cal, rms=0.064750Jy sigma=1.623068 ! 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=0.8974 mas, bmaj=2.022 mas, bpa=1.282 degrees ! Estimated noise=0.173368 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 = 0.00276169 Jy ! Component: 100 - total flux cleaned = 0.00414549 Jy ! Component: 150 - total flux cleaned = 0.00499253 Jy ! Component: 200 - total flux cleaned = 0.00517691 Jy ! Total flux subtracted in 200 components = 0.00517691 Jy ! Clean residual min=-0.002834 max=0.002327 Jy/beam ! Clean residual mean=-0.000017 rms=0.000769 Jy/beam ! Combined flux in latest and established models = 0.066958 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 32 components and 0.066958 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=0.064640Jy sigma=1.619934 ! Fit after self-cal, rms=0.064626Jy sigma=1.619447 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8974 x 2.022 at 1.282 degrees (North through East) ! Clean map min=-0.002596 max=0.05472 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.91 KP 1.05 ! LA 0.94 MK 1.04 NL 1.19 OV 0.85 ! PT 0.98 SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.06 HN 0.97 KP 1.05 ! LA 0.98 MK 0.96 NL 1.20 OV 0.91 ! PT 1.03 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.06 HN 0.90 KP 1.08 ! LA 0.96 MK 1.04 NL 1.16 OV 0.86 ! PT 1.00 SC 1.06 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.04 HN 0.96 KP 1.02 ! LA 0.94 MK 0.99 NL 1.13 OV 0.86 ! PT 0.98 SC 1.04 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.93 KP 1.08 ! LA 0.96 MK 1.02 NL 1.22 OV 0.84 ! PT 1.03 SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 HN 0.94 KP 1.07 ! LA 0.96 MK 0.94 NL 1.20 OV 0.85 ! PT 1.01 SC 1.06 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 0.97 KP 1.07 ! LA 0.99 MK 1.07 NL 1.21 OV 0.86 ! PT 0.98 SC 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 0.93 KP 1.12 ! LA 0.98 MK 1.14 NL 1.19 OV 0.82 ! PT 1.06 SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 1.00 KP 1.07 ! LA 0.95 MK 1.03 NL 1.20 OV 0.88 ! PT 1.04 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.06 HN 0.91 KP 1.16 ! LA 0.91 MK 0.97 NL 1.20 OV 0.83 ! PT 0.98 SC 1.07 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.05 HN 0.92 KP 1.05 ! LA 0.95 MK 1.03 NL 1.16 OV 0.83 ! PT 1.06 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 0.90 KP 1.04 ! LA 1.04 MK 1.00 NL 1.21 OV 0.83 ! PT 0.97 SC 1.01 ! ! ! Fit before self-cal, rms=0.064626Jy sigma=1.619447 ! Fit after self-cal, rms=0.062398Jy sigma=1.608230 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8951 mas, bmaj=2.037 mas, bpa=1.479 degrees ! Estimated noise=0.17389 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 = 0.00143182 Jy ! Component: 100 - total flux cleaned = 0.00146356 Jy ! Component: 150 - total flux cleaned = 0.00146397 Jy ! Component: 200 - total flux cleaned = 0.00144145 Jy ! Total flux subtracted in 200 components = 0.00144145 Jy ! Clean residual min=-0.001735 max=0.001931 Jy/beam ! Clean residual mean=-0.000016 rms=0.000670 Jy/beam ! Combined flux in latest and established models = 0.0683995 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 41 components and 0.0683995 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=0.062352Jy sigma=1.607142 ! Fit after self-cal, rms=0.062438Jy sigma=1.606215 ! 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=0.062438Jy sigma=1.606215 ! Fit after self-cal, rms=0.060390Jy sigma=1.599927 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8979 mas, bmaj=2.035 mas, bpa=1.773 degrees ! Estimated noise=0.17532 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00159888 Jy ! Component: 100 - total flux cleaned = 0.0016637 Jy ! Component: 150 - total flux cleaned = 0.00169144 Jy ! Component: 200 - total flux cleaned = 0.00175919 Jy ! Total flux subtracted in 200 components = 0.00175919 Jy ! Clean residual min=-0.001567 max=0.002649 Jy/beam ! Clean residual mean=-0.000014 rms=0.000609 Jy/beam ! Combined flux in latest and established models = 0.0701586 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 46 components and 0.0701586 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=0.060344Jy sigma=1.598735 ! Fit after self-cal, rms=0.060393Jy sigma=1.598213 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 = 0.000437023 Jy ! Component: 100 - total flux cleaned = 0.000351876 Jy ! Component: 150 - total flux cleaned = 0.00029713 Jy ! Component: 200 - total flux cleaned = 0.000282328 Jy ! Total flux subtracted in 200 components = 0.000282328 Jy ! Clean residual min=-0.001603 max=0.002520 Jy/beam ! Clean residual mean=-0.000015 rms=0.000623 Jy/beam ! Combined flux in latest and established models = 0.070441 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 48 components and 0.070441 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=0.060382Jy sigma=1.597750 ! Fit after self-cal, rms=0.060379Jy sigma=1.597684 ! 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=0.060379Jy sigma=1.597684 ! Fit after self-cal, rms=0.059595Jy sigma=1.594824 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9018 mas, bmaj=2.03 mas, bpa=2.042 degrees ! Estimated noise=0.175403 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00108565 Jy ! Component: 100 - total flux cleaned = 0.00105077 Jy ! Component: 150 - total flux cleaned = 0.00108738 Jy ! Component: 200 - total flux cleaned = 0.00111824 Jy ! Total flux subtracted in 200 components = 0.00111824 Jy ! Clean residual min=-0.001608 max=0.003009 Jy/beam ! Clean residual mean=-0.000012 rms=0.000552 Jy/beam ! Combined flux in latest and established models = 0.0715592 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 49 components and 0.0715592 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=0.059567Jy sigma=1.594042 ! Fit after self-cal, rms=0.059598Jy sigma=1.593719 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 (-9.6, 9.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00203362 Jy ! Component: 100 - total flux cleaned = 0.00216278 Jy ! Component: 150 - total flux cleaned = 0.0021641 Jy ! Component: 200 - total flux cleaned = 0.00204761 Jy ! Total flux subtracted in 200 components = 0.00204761 Jy ! Clean residual min=-0.001974 max=0.002564 Jy/beam ! Clean residual mean=-0.000010 rms=0.000503 Jy/beam ! Combined flux in latest and established models = 0.0736068 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 63 components and 0.0736068 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=0.059526Jy sigma=1.589273 ! Fit after self-cal, rms=0.059492Jy sigma=1.588880 ! Inverting map ! Added new window around map position (26.8, 27). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00230457 Jy ! Component: 100 - total flux cleaned = 0.00255679 Jy ! Component: 150 - total flux cleaned = 0.00248105 Jy ! Component: 200 - total flux cleaned = 0.00241828 Jy ! Total flux subtracted in 200 components = 0.00241828 Jy ! Clean residual min=-0.001806 max=0.001900 Jy/beam ! Clean residual mean=-0.000008 rms=0.000457 Jy/beam ! Combined flux in latest and established models = 0.0760251 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 75 components and 0.0760251 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=0.059422Jy sigma=1.585333 ! Fit after self-cal, rms=0.059407Jy sigma=1.585053 ! Inverting map ! Added new window around map position (9.6, -9.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00131487 Jy ! Component: 100 - total flux cleaned = 0.00148354 Jy ! Component: 150 - total flux cleaned = 0.00138239 Jy ! Component: 200 - total flux cleaned = 0.0012921 Jy ! Total flux subtracted in 200 components = 0.0012921 Jy ! Clean residual min=-0.001779 max=0.001671 Jy/beam ! Clean residual mean=-0.000007 rms=0.000428 Jy/beam ! Combined flux in latest and established models = 0.0773172 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 95 components and 0.0773172 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=0.059366Jy sigma=1.582691 ! Fit after self-cal, rms=0.059350Jy sigma=1.582520 ! 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=0.059350Jy sigma=1.582520 ! Fit after self-cal, rms=0.058755Jy sigma=1.580212 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.094 mas, bmaj=3.518 mas, bpa=4.298 degrees ! Estimated noise=0.216636 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000641631 Jy ! Component: 100 - total flux cleaned = 0.000570029 Jy ! Component: 150 - total flux cleaned = 0.000504949 Jy ! Component: 200 - total flux cleaned = 0.000418728 Jy ! Total flux subtracted in 200 components = 0.000418728 Jy ! Clean residual min=-0.001681 max=0.002003 Jy/beam ! Clean residual mean=-0.000005 rms=0.000476 Jy/beam ! Combined flux in latest and established models = 0.0777359 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 114 components and 0.0777359 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=0.058736Jy sigma=1.578573 ! Fit after self-cal, rms=0.058763Jy sigma=1.578385 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 = -4.84191e-05 Jy ! Component: 100 - total flux cleaned = -0.000226926 Jy ! Component: 150 - total flux cleaned = -0.000366836 Jy ! Component: 200 - total flux cleaned = -0.000518589 Jy ! Total flux subtracted in 200 components = -0.000518589 Jy ! Clean residual min=-0.001693 max=0.001935 Jy/beam ! Clean residual mean=-0.000005 rms=0.000462 Jy/beam ! Combined flux in latest and established models = 0.0772173 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 120 components and 0.0772173 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=0.058765Jy sigma=1.577938 ! Fit after self-cal, rms=0.058763Jy sigma=1.577915 ! 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=0.9071 mas, bmaj=2.03 mas, bpa=2.341 degrees ! Estimated noise=0.1733 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9071 x 2.03 at 2.341 degrees (North through East) ! Clean map min=-0.0018576 max=0.054116 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=0.717 mas, bmaj=1.693 mas, bpa=2.273 degrees ! Estimated noise=0.299872 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0440872 Jy ! Component: 100 - total flux cleaned = 0.0570019 Jy ! Component: 150 - total flux cleaned = 0.0635494 Jy ! Component: 200 - total flux cleaned = 0.0679927 Jy ! Total flux subtracted in 200 components = 0.0679927 Jy ! Clean residual min=-0.002313 max=0.004404 Jy/beam ! Clean residual mean=-0.000007 rms=0.000593 Jy/beam ! Combined flux in latest and established models = 0.0679927 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.0679927 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9071 mas, bmaj=2.03 mas, bpa=2.341 degrees ! Estimated noise=0.1733 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0.8, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00417857 Jy ! Component: 100 - total flux cleaned = 0.00688202 Jy ! Component: 150 - total flux cleaned = 0.00822959 Jy ! Component: 200 - total flux cleaned = 0.00865716 Jy ! Total flux subtracted in 200 components = 0.00865716 Jy ! Clean residual min=-0.001432 max=0.001883 Jy/beam ! Clean residual mean=-0.000006 rms=0.000434 Jy/beam ! Combined flux in latest and established models = 0.0766498 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 41 components and 0.0766498 Jy ! Inverting map ! Added new window around map position (-0.4, 18.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0013337 Jy ! Component: 100 - total flux cleaned = 0.00168021 Jy ! Component: 150 - total flux cleaned = 0.00188601 Jy ! Component: 200 - total flux cleaned = 0.00198138 Jy ! Total flux subtracted in 200 components = 0.00198138 Jy ! Clean residual min=-0.001395 max=0.001661 Jy/beam ! Clean residual mean=-0.000005 rms=0.000374 Jy/beam ! Combined flux in latest and established models = 0.0786312 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 61 components and 0.0786312 Jy ! Inverting map ! Added new window around map position (5.6, 35.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00113863 Jy ! Component: 100 - total flux cleaned = 0.00143361 Jy ! Component: 150 - total flux cleaned = 0.00151067 Jy ! Component: 200 - total flux cleaned = 0.00154806 Jy ! Total flux subtracted in 200 components = 0.00154806 Jy ! Clean residual min=-0.001267 max=0.001336 Jy/beam ! Clean residual mean=-0.000004 rms=0.000333 Jy/beam ! Combined flux in latest and established models = 0.0801793 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 80 components and 0.0801793 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=2.094 mas, bmaj=3.518 mas, bpa=4.298 degrees ! Estimated noise=0.216636 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000302928 Jy ! Component: 100 - total flux cleaned = 6.27903e-05 Jy ! Component: 150 - total flux cleaned = -0.00029964 Jy ! Component: 200 - total flux cleaned = -0.000528126 Jy ! Total flux subtracted in 200 components = -0.000528126 Jy ! Clean residual min=-0.001585 max=0.001712 Jy/beam ! Clean residual mean=-0.000006 rms=0.000452 Jy/beam ! Combined flux in latest and established models = 0.0796511 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 = -0.000243417 Jy ! Component: 100 - total flux cleaned = -0.000471426 Jy ! Component: 150 - total flux cleaned = -0.000713319 Jy ! Component: 200 - total flux cleaned = -0.000916211 Jy ! Total flux subtracted in 200 components = -0.000916211 Jy ! Clean residual min=-0.001429 max=0.001613 Jy/beam ! Clean residual mean=-0.000005 rms=0.000419 Jy/beam ! Combined flux in latest and established models = 0.0787349 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 116 components and 0.0787349 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9071 mas, bmaj=2.03 mas, bpa=2.341 degrees ! Estimated noise=0.1733 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000108779 Jy ! Component: 100 - total flux cleaned = -5.37972e-05 Jy ! Component: 150 - total flux cleaned = -0.000106053 Jy ! Component: 200 - total flux cleaned = -0.00015376 Jy ! Total flux subtracted in 200 components = -0.00015376 Jy ! Clean residual min=-0.001042 max=0.001219 Jy/beam ! Clean residual mean=-0.000002 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.0785812 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 140 components and 0.0785812 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=0.058681Jy sigma=1.574528 ! Fit after self-cal, rms=0.058661Jy sigma=1.574153 wmodel J0830-0636_X_map.mod ! Writing 140 model components to file: J0830-0636_X_map.mod wobs J0830-0636_X_uvs.fits ! Writing UV FITS file: J0830-0636_X_uvs.fits wwins J0830-0636_X_map.win ! wwins: Wrote 8 windows to J0830-0636_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 = 0.000570578 Jy ! Component: 100 - total flux cleaned = 0.000947351 Jy ! Component: 150 - total flux cleaned = 0.00124273 Jy ! Component: 200 - total flux cleaned = 0.00154484 Jy ! Component: 250 - total flux cleaned = 0.00176329 Jy ! Component: 300 - total flux cleaned = 0.00197479 Jy ! Component: 350 - total flux cleaned = 0.00219763 Jy ! Component: 400 - total flux cleaned = 0.00241497 Jy ! Component: 450 - total flux cleaned = 0.00259426 Jy ! Component: 500 - total flux cleaned = 0.00273772 Jy ! Component: 550 - total flux cleaned = 0.0028161 Jy ! Component: 600 - total flux cleaned = 0.00290798 Jy ! Component: 650 - total flux cleaned = 0.00299803 Jy ! Component: 700 - total flux cleaned = 0.00310079 Jy ! Component: 750 - total flux cleaned = 0.0031151 Jy ! Component: 800 - total flux cleaned = 0.00320026 Jy ! Component: 850 - total flux cleaned = 0.0032001 Jy ! Component: 900 - total flux cleaned = 0.00320021 Jy ! Component: 950 - total flux cleaned = 0.00321407 Jy ! Component: 1000 - total flux cleaned = 0.00318731 Jy ! Component: 1050 - total flux cleaned = 0.00324027 Jy ! Component: 1100 - total flux cleaned = 0.00325361 Jy ! Component: 1150 - total flux cleaned = 0.0032666 Jy ! Component: 1200 - total flux cleaned = 0.00329219 Jy ! Component: 1250 - total flux cleaned = 0.00333016 Jy ! Component: 1300 - total flux cleaned = 0.0033178 Jy ! Component: 1350 - total flux cleaned = 0.00333002 Jy ! Component: 1400 - total flux cleaned = 0.00334248 Jy ! Component: 1450 - total flux cleaned = 0.00330644 Jy ! Component: 1500 - total flux cleaned = 0.00331863 Jy ! Component: 1550 - total flux cleaned = 0.00337757 Jy ! Component: 1600 - total flux cleaned = 0.00334245 Jy ! Component: 1650 - total flux cleaned = 0.00336528 Jy ! Component: 1700 - total flux cleaned = 0.00336505 Jy ! Component: 1750 - total flux cleaned = 0.00331948 Jy ! Component: 1800 - total flux cleaned = 0.00330835 Jy ! Component: 1850 - total flux cleaned = 0.00333062 Jy ! Component: 1900 - total flux cleaned = 0.00330853 Jy ! Component: 1950 - total flux cleaned = 0.00330857 Jy ! Component: 2000 - total flux cleaned = 0.0033085 Jy ! Component: 2050 - total flux cleaned = 0.00332992 Jy ! Component: 2100 - total flux cleaned = 0.0032872 Jy ! Component: 2150 - total flux cleaned = 0.00332964 Jy ! Component: 2200 - total flux cleaned = 0.00334013 Jy ! Component: 2250 - total flux cleaned = 0.00334007 Jy ! Component: 2300 - total flux cleaned = 0.00334005 Jy ! Component: 2350 - total flux cleaned = 0.0033298 Jy ! Component: 2400 - total flux cleaned = 0.00332991 Jy ! Component: 2450 - total flux cleaned = 0.00334 Jy ! Component: 2500 - total flux cleaned = 0.00331995 Jy ! Component: 2550 - total flux cleaned = 0.00331988 Jy ! Component: 2600 - total flux cleaned = 0.00328035 Jy ! Component: 2650 - total flux cleaned = 0.00333936 Jy ! Component: 2700 - total flux cleaned = 0.00326117 Jy ! Component: 2750 - total flux cleaned = 0.0032708 Jy ! Component: 2800 - total flux cleaned = 0.00320323 Jy ! Component: 2850 - total flux cleaned = 0.00320316 Jy ! Component: 2900 - total flux cleaned = 0.00314611 Jy ! Component: 2950 - total flux cleaned = 0.00313673 Jy ! Component: 3000 - total flux cleaned = 0.00309913 Jy ! Component: 3050 - total flux cleaned = 0.00312711 Jy ! Component: 3100 - total flux cleaned = 0.0030621 Jy ! Component: 3150 - total flux cleaned = 0.00305291 Jy ! Component: 3200 - total flux cleaned = 0.00307122 Jy ! Component: 3250 - total flux cleaned = 0.00302554 Jy ! Component: 3300 - total flux cleaned = 0.00299831 Jy ! Component: 3350 - total flux cleaned = 0.00292624 Jy ! Component: 3400 - total flux cleaned = 0.00293531 Jy ! Component: 3450 - total flux cleaned = 0.00289961 Jy ! Component: 3500 - total flux cleaned = 0.0028996 Jy ! Component: 3550 - total flux cleaned = 0.00285549 Jy ! Component: 3600 - total flux cleaned = 0.00285548 Jy ! Component: 3650 - total flux cleaned = 0.00284677 Jy ! Component: 3700 - total flux cleaned = 0.00285556 Jy ! Component: 3750 - total flux cleaned = 0.00284693 Jy ! Component: 3800 - total flux cleaned = 0.00283832 Jy ! Component: 3850 - total flux cleaned = 0.00282129 Jy ! Component: 3900 - total flux cleaned = 0.00280427 Jy ! Component: 3950 - total flux cleaned = 0.00281274 Jy ! Component: 4000 - total flux cleaned = 0.00277065 Jy ! Component: 4050 - total flux cleaned = 0.00274557 Jy ! Total flux subtracted in 4096 components = 0.00272054 Jy ! Clean residual min=-0.000543 max=0.000488 Jy/beam ! Clean residual mean=-0.000000 rms=0.000147 Jy/beam ! Combined flux in latest and established models = 0.0813017 Jy keep ! Adding 324 model components to the UV plane model. ! The established model now contains 464 components and 0.0813017 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0830-0636_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9071 x 2.03 at 2.341 degrees (North through East) ! Clean map min=-0.0013296 max=0.05281 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0830-0636_X_map.fits wmodel /vlbi/uf001/uva//J0830-0636_X_map.mod ! Writing 464 model components to file: /vlbi/uf001/uva//J0830-0636_X_map.mod wobs /vlbi/uf001/uva//J0830-0636_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0830-0636_X_uvs.fits wwins /vlbi/uf001/uva//J0830-0636_X_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J0830-0636_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0528104 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000145411 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.826039 0.826039 1.65208 3.30416 6.60831 13.2166 26.4332 52.8665 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.052 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 363.179 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0830-0636_X_dfm.log closed on Sun Jan 13 23:58:26 2019