! Started logfile: /vlbi/uf001/uva//J1538-0346_X_dfm.log on Mon Jan 14 03:23:19 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//J1538-0346_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1538-0346_X_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.930864 visibilities/baseline/integration-bin. ! Found source: J1538-0346 ! ! 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 36192 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 J1538-0346_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 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002648Jy sigma=22.212996 ! Fit after self-cal, rms=0.959361Jy sigma=21.228894 ! 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=0.7008 mas, bmaj=1.802 mas, bpa=-5.388 degrees ! Estimated noise=0.304689 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 = 0.0309191 Jy ! Component: 100 - total flux cleaned = 0.0392638 Jy ! Total flux subtracted in 100 components = 0.0392638 Jy ! Clean residual min=-0.003570 max=0.012140 Jy/beam ! Clean residual mean=0.000003 rms=0.000926 Jy/beam ! Combined flux in latest and established models = 0.0392638 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0392638 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=0.070005Jy sigma=1.388494 ! Fit after self-cal, rms=0.068642Jy sigma=1.358228 ! Inverting map ! Added new window around map position (-6.6, -3.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0115847 Jy ! Component: 100 - total flux cleaned = 0.0175073 Jy ! Total flux subtracted in 100 components = 0.0175073 Jy ! Clean residual min=-0.003417 max=0.003524 Jy/beam ! Clean residual mean=0.000001 rms=0.000700 Jy/beam ! Combined flux in latest and established models = 0.0567711 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 17 components and 0.0567711 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=0.066544Jy sigma=1.297829 ! Fit after self-cal, rms=0.065862Jy sigma=1.283196 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00740362 Jy ! Component: 100 - total flux cleaned = 0.0112638 Jy ! Total flux subtracted in 100 components = 0.0112638 Jy ! Clean residual min=-0.002645 max=0.002873 Jy/beam ! Clean residual mean=0.000001 rms=0.000607 Jy/beam ! Combined flux in latest and established models = 0.0680349 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 30 components and 0.0680349 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=0.064938Jy sigma=1.256233 ! Fit after self-cal, rms=0.064763Jy sigma=1.251612 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00417763 Jy ! Component: 100 - total flux cleaned = 0.00676108 Jy ! Total flux subtracted in 100 components = 0.00676108 Jy ! Clean residual min=-0.002288 max=0.002744 Jy/beam ! Clean residual mean=0.000001 rms=0.000558 Jy/beam ! Combined flux in latest and established models = 0.074796 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 42 components and 0.074796 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=0.064425Jy sigma=1.241372 ! Fit after self-cal, rms=0.064380Jy sigma=1.240222 ! 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=0.8903 mas, bmaj=2.171 mas, bpa=-4.835 degrees ! Estimated noise=0.171748 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 (-7.8, -7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00454466 Jy ! Component: 100 - total flux cleaned = 0.00770601 Jy ! Component: 150 - total flux cleaned = 0.010222 Jy ! Component: 200 - total flux cleaned = 0.0122903 Jy ! Total flux subtracted in 200 components = 0.0122903 Jy ! Clean residual min=-0.001665 max=0.002755 Jy/beam ! Clean residual mean=0.000003 rms=0.000488 Jy/beam ! Combined flux in latest and established models = 0.0870863 Jy ! Performing phase self-cal ! Adding 54 model components to the UV plane model. ! The established model now contains 90 components and 0.0870863 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=0.063991Jy sigma=1.228305 ! Fit after self-cal, rms=0.063961Jy sigma=1.226933 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8903 x 2.171 at -4.835 degrees (North through East) ! Clean map min=-0.0016695 max=0.043968 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.97 HN 0.93 KP 0.98 ! LA 0.87 MK 1.09 NL 1.13 OV 0.92 ! PT 0.95 SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.99 HN 0.98 KP 1.00 ! LA 0.94 MK 1.08 NL 1.17 OV 0.92 ! PT 0.95 SC 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.95 HN 0.95 KP 0.96 ! LA 0.89 MK 1.14 NL 1.19 OV 0.89 ! PT 0.90 SC 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.95 HN 0.94 KP 0.98 ! LA 0.96 MK 1.08 NL 1.20 OV 0.89 ! PT 0.90 SC 1.08 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.21 FD 0.98 HN 0.92 KP 0.99 ! LA 0.93 MK 1.05 NL 1.16 OV 0.89 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.95 HN 0.98 KP 1.00 ! LA 0.88 MK 1.09 NL 1.21 OV 0.88 ! PT 0.93 SC 0.89 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.03 HN 0.83 KP 1.05 ! LA 0.93 MK 1.04 NL 1.21 OV 0.89 ! PT 0.92 SC 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.96 HN 0.99 KP 0.99 ! LA 0.90 MK 0.99 NL 1.17 OV 0.91 ! PT 0.96 SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.09 HN 0.90 KP 1.00 ! LA 0.88 MK 1.08 NL 1.14 OV 0.94 ! PT 0.87 SC 0.90 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.95 HN 0.94 KP 0.92 ! LA 0.93 MK 1.10 NL 1.19 OV 0.91 ! PT 0.92 SC 0.89 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 0.99 HN 0.85 KP 0.94 ! LA 0.89 MK 1.00 NL 1.20 OV 0.95 ! PT 0.91 SC 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.86 KP 0.99 ! LA 0.96 MK 0.95 NL 1.13 OV 0.91 ! PT 0.92 SC 1.00 ! ! ! Fit before self-cal, rms=0.063961Jy sigma=1.226933 ! Fit after self-cal, rms=0.061525Jy sigma=1.217332 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8987 mas, bmaj=2.205 mas, bpa=-3.934 degrees ! Estimated noise=0.16775 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 = 0.00171436 Jy ! Component: 100 - total flux cleaned = 0.00233264 Jy ! Component: 150 - total flux cleaned = 0.00279622 Jy ! Component: 200 - total flux cleaned = 0.00301375 Jy ! Total flux subtracted in 200 components = 0.00301375 Jy ! Clean residual min=-0.001007 max=0.001226 Jy/beam ! Clean residual mean=0.000000 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.0901001 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 105 components and 0.0901001 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=0.061469Jy sigma=1.215749 ! Fit after self-cal, rms=0.061536Jy sigma=1.214237 ! Inverting map ! Added new window around map position (-4.8, -5.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0010991 Jy ! Component: 100 - total flux cleaned = 0.00154567 Jy ! Component: 150 - total flux cleaned = 0.00181151 Jy ! Component: 200 - total flux cleaned = 0.00204197 Jy ! Total flux subtracted in 200 components = 0.00204197 Jy ! Clean residual min=-0.000919 max=0.000881 Jy/beam ! Clean residual mean=0.000001 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.092142 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 122 components and 0.092142 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=0.061509Jy sigma=1.213471 ! Fit after self-cal, rms=0.061505Jy sigma=1.213367 ! 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=0.061505Jy sigma=1.213367 ! Fit after self-cal, rms=0.061523Jy sigma=1.211564 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8961 mas, bmaj=2.204 mas, bpa=-4.007 degrees ! Estimated noise=0.167658 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000588206 Jy ! Component: 100 - total flux cleaned = 0.000880253 Jy ! Component: 150 - total flux cleaned = 0.00104437 Jy ! Component: 200 - total flux cleaned = 0.00111102 Jy ! Total flux subtracted in 200 components = 0.00111102 Jy ! Clean residual min=-0.000893 max=0.000810 Jy/beam ! Clean residual mean=0.000000 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.0932531 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 132 components and 0.0932531 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=0.061510Jy sigma=1.211266 ! Fit after self-cal, rms=0.061526Jy sigma=1.211139 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 = 0.000258231 Jy ! Component: 100 - total flux cleaned = 0.000320895 Jy ! Component: 150 - total flux cleaned = 0.000364824 Jy ! Component: 200 - total flux cleaned = 0.000419662 Jy ! Total flux subtracted in 200 components = 0.000419662 Jy ! Clean residual min=-0.000856 max=0.000817 Jy/beam ! Clean residual mean=0.000000 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.0936727 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 135 components and 0.0936727 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=0.061519Jy sigma=1.210983 ! Fit after self-cal, rms=0.061518Jy sigma=1.210975 ! 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=0.061518Jy sigma=1.210975 ! Fit after self-cal, rms=0.061531Jy sigma=1.210771 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8936 mas, bmaj=2.2 mas, bpa=-4.001 degrees ! Estimated noise=0.167287 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000187499 Jy ! Component: 100 - total flux cleaned = 0.000258241 Jy ! Component: 150 - total flux cleaned = 0.000310675 Jy ! Component: 200 - total flux cleaned = 0.000359687 Jy ! Total flux subtracted in 200 components = 0.000359687 Jy ! Clean residual min=-0.000810 max=0.000803 Jy/beam ! Clean residual mean=0.000000 rms=0.000200 Jy/beam ! Combined flux in latest and established models = 0.0940324 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 141 components and 0.0940324 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=0.061525Jy sigma=1.210640 ! Fit after self-cal, rms=0.061531Jy sigma=1.210615 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 = 7.92506e-05 Jy ! Component: 100 - total flux cleaned = 9.08473e-05 Jy ! Component: 150 - total flux cleaned = 0.000101999 Jy ! Component: 200 - total flux cleaned = 0.000112587 Jy ! Total flux subtracted in 200 components = 0.000112587 Jy ! Clean residual min=-0.000796 max=0.000800 Jy/beam ! Clean residual mean=0.000000 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.094145 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 144 components and 0.094145 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=0.061527Jy sigma=1.210537 ! Fit after self-cal, rms=0.061527Jy sigma=1.210529 ! 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=0.061527Jy sigma=1.210529 ! Fit after self-cal, rms=0.061425Jy sigma=1.210518 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.257 mas, bmaj=3.805 mas, bpa=0.6406 degrees ! Estimated noise=0.205314 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000327205 Jy ! Component: 100 - total flux cleaned = 0.000354246 Jy ! Component: 150 - total flux cleaned = 0.000332166 Jy ! Component: 200 - total flux cleaned = 0.000303519 Jy ! Total flux subtracted in 200 components = 0.000303519 Jy ! Clean residual min=-0.000782 max=0.000907 Jy/beam ! Clean residual mean=0.000001 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.0944485 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 157 components and 0.0944485 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=0.061426Jy sigma=1.210480 ! Fit after self-cal, rms=0.061430Jy sigma=1.210458 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 = 4.59127e-05 Jy ! Component: 100 - total flux cleaned = 4.62008e-05 Jy ! Component: 150 - total flux cleaned = 4.61142e-05 Jy ! Component: 200 - total flux cleaned = 5.37692e-05 Jy ! Total flux subtracted in 200 components = 5.37692e-05 Jy ! Clean residual min=-0.000767 max=0.000884 Jy/beam ! Clean residual mean=0.000001 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.0945022 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 160 components and 0.0945022 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=0.061431Jy sigma=1.210452 ! Fit after self-cal, rms=0.061431Jy sigma=1.210441 ! 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=0.8917 mas, bmaj=2.197 mas, bpa=-3.974 degrees ! Estimated noise=0.166968 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8917 x 2.197 at -3.974 degrees (North through East) ! Clean map min=-0.00072331 max=0.042338 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=0.7002 mas, bmaj=1.813 mas, bpa=-4.447 degrees ! Estimated noise=0.297349 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.032659 Jy ! Component: 100 - total flux cleaned = 0.0484833 Jy ! Component: 150 - total flux cleaned = 0.058132 Jy ! Component: 200 - total flux cleaned = 0.0643202 Jy ! Total flux subtracted in 200 components = 0.0643202 Jy ! Clean residual min=-0.002579 max=0.003332 Jy/beam ! Clean residual mean=-0.000000 rms=0.000588 Jy/beam ! Combined flux in latest and established models = 0.0643202 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0643202 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8917 mas, bmaj=2.197 mas, bpa=-3.974 degrees ! Estimated noise=0.166968 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 = 0.00628199 Jy ! Component: 100 - total flux cleaned = 0.0108456 Jy ! Component: 150 - total flux cleaned = 0.0143559 Jy ! Component: 200 - total flux cleaned = 0.0171159 Jy ! Total flux subtracted in 200 components = 0.0171159 Jy ! Clean residual min=-0.001361 max=0.001749 Jy/beam ! Clean residual mean=0.000001 rms=0.000373 Jy/beam ! Combined flux in latest and established models = 0.0814361 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 43 components and 0.0814361 Jy ! Inverting map ! Added new window around map position (-8.8, -10.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00224127 Jy ! Component: 100 - total flux cleaned = 0.00406929 Jy ! Component: 150 - total flux cleaned = 0.00559098 Jy ! Component: 200 - total flux cleaned = 0.00687196 Jy ! Total flux subtracted in 200 components = 0.00687196 Jy ! Clean residual min=-0.000983 max=0.001109 Jy/beam ! Clean residual mean=0.000001 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.088308 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 79 components and 0.088308 Jy ! Inverting map ! Added new window around map position (-1.2, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00118952 Jy ! Component: 100 - total flux cleaned = 0.00214723 Jy ! Component: 150 - total flux cleaned = 0.00296804 Jy ! Component: 200 - total flux cleaned = 0.0036744 Jy ! Total flux subtracted in 200 components = 0.0036744 Jy ! Clean residual min=-0.000817 max=0.000838 Jy/beam ! Clean residual mean=0.000001 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.0919824 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 111 components and 0.0919824 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=2.257 mas, bmaj=3.805 mas, bpa=0.6406 degrees ! Estimated noise=0.205314 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000948278 Jy ! Component: 100 - total flux cleaned = 0.00160617 Jy ! Component: 150 - total flux cleaned = 0.00209857 Jy ! Component: 200 - total flux cleaned = 0.00246377 Jy ! Total flux subtracted in 200 components = 0.00246377 Jy ! Clean residual min=-0.000781 max=0.000858 Jy/beam ! Clean residual mean=0.000001 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.0944462 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 = 0.000195942 Jy ! Component: 100 - total flux cleaned = 0.000311636 Jy ! Component: 150 - total flux cleaned = 0.00036732 Jy ! Component: 200 - total flux cleaned = 0.00040923 Jy ! Total flux subtracted in 200 components = 0.00040923 Jy ! Clean residual min=-0.000746 max=0.000840 Jy/beam ! Clean residual mean=0.000000 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.0948554 Jy ! Adding 80 model components to the UV plane model. ! The established model now contains 176 components and 0.0948554 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8917 mas, bmaj=2.197 mas, bpa=-3.974 degrees ! Estimated noise=0.166968 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.59035e-05 Jy ! Component: 100 - total flux cleaned = 4.54703e-05 Jy ! Component: 150 - total flux cleaned = 5.73936e-05 Jy ! Component: 200 - total flux cleaned = 3.5375e-05 Jy ! Total flux subtracted in 200 components = 3.5375e-05 Jy ! Clean residual min=-0.000718 max=0.000759 Jy/beam ! Clean residual mean=0.000000 rms=0.000184 Jy/beam ! Combined flux in latest and established models = 0.0948908 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 194 components and 0.0948908 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=0.061419Jy sigma=1.210144 ! Fit after self-cal, rms=0.061421Jy sigma=1.210019 wmodel J1538-0346_X_map.mod ! Writing 194 model components to file: J1538-0346_X_map.mod wobs J1538-0346_X_uvs.fits ! Writing UV FITS file: J1538-0346_X_uvs.fits wwins J1538-0346_X_map.win ! wwins: Wrote 6 windows to J1538-0346_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 = 0.000145479 Jy ! Component: 100 - total flux cleaned = 0.000131979 Jy ! Component: 150 - total flux cleaned = 0.000145207 Jy ! Component: 200 - total flux cleaned = 0.000132617 Jy ! Component: 250 - total flux cleaned = 0.00012035 Jy ! Component: 300 - total flux cleaned = 0.000166788 Jy ! Component: 350 - total flux cleaned = 0.000189643 Jy ! Component: 400 - total flux cleaned = 0.000201034 Jy ! Component: 450 - total flux cleaned = 0.000234363 Jy ! Component: 500 - total flux cleaned = 0.000288425 Jy ! Component: 550 - total flux cleaned = 0.000267133 Jy ! Component: 600 - total flux cleaned = 0.000298926 Jy ! Component: 650 - total flux cleaned = 0.000288648 Jy ! Component: 700 - total flux cleaned = 0.000339905 Jy ! Component: 750 - total flux cleaned = 0.000370205 Jy ! Component: 800 - total flux cleaned = 0.000390157 Jy ! Component: 850 - total flux cleaned = 0.000439857 Jy ! Component: 900 - total flux cleaned = 0.000498665 Jy ! Component: 950 - total flux cleaned = 0.000527774 Jy ! Component: 1000 - total flux cleaned = 0.000499085 Jy ! Component: 1050 - total flux cleaned = 0.000584797 Jy ! Component: 1100 - total flux cleaned = 0.000622341 Jy ! Component: 1150 - total flux cleaned = 0.000631693 Jy ! Component: 1200 - total flux cleaned = 0.000677939 Jy ! Component: 1250 - total flux cleaned = 0.000714618 Jy ! Component: 1300 - total flux cleaned = 0.000778182 Jy ! Component: 1350 - total flux cleaned = 0.000823343 Jy ! Component: 1400 - total flux cleaned = 0.000850166 Jy ! Component: 1450 - total flux cleaned = 0.000903536 Jy ! Component: 1500 - total flux cleaned = 0.000982724 Jy ! Component: 1550 - total flux cleaned = 0.00104384 Jy ! Component: 1600 - total flux cleaned = 0.00106121 Jy ! Component: 1650 - total flux cleaned = 0.00113855 Jy ! Component: 1700 - total flux cleaned = 0.00116415 Jy ! Component: 1750 - total flux cleaned = 0.00118964 Jy ! Component: 1800 - total flux cleaned = 0.00125697 Jy ! Component: 1850 - total flux cleaned = 0.00127369 Jy ! Component: 1900 - total flux cleaned = 0.00134832 Jy ! Component: 1950 - total flux cleaned = 0.00136477 Jy ! Component: 2000 - total flux cleaned = 0.0013812 Jy ! Component: 2050 - total flux cleaned = 0.00143804 Jy ! Component: 2100 - total flux cleaned = 0.00147033 Jy ! Component: 2150 - total flux cleaned = 0.00147828 Jy ! Component: 2200 - total flux cleaned = 0.00153395 Jy ! Component: 2250 - total flux cleaned = 0.00154185 Jy ! Component: 2300 - total flux cleaned = 0.00161246 Jy ! Component: 2350 - total flux cleaned = 0.00165147 Jy ! Component: 2400 - total flux cleaned = 0.0016437 Jy ! Component: 2450 - total flux cleaned = 0.00169753 Jy ! Component: 2500 - total flux cleaned = 0.00173582 Jy ! Component: 2550 - total flux cleaned = 0.00173577 Jy ! Component: 2600 - total flux cleaned = 0.00177359 Jy ! Component: 2650 - total flux cleaned = 0.00179613 Jy ! Component: 2700 - total flux cleaned = 0.00180369 Jy ! Component: 2750 - total flux cleaned = 0.00181114 Jy ! Component: 2800 - total flux cleaned = 0.00185544 Jy ! Component: 2850 - total flux cleaned = 0.00186279 Jy ! Component: 2900 - total flux cleaned = 0.00184823 Jy ! Component: 2950 - total flux cleaned = 0.00190632 Jy ! Component: 3000 - total flux cleaned = 0.00188465 Jy ! Component: 3050 - total flux cleaned = 0.0019206 Jy ! Component: 3100 - total flux cleaned = 0.00193487 Jy ! Component: 3150 - total flux cleaned = 0.00194908 Jy ! Component: 3200 - total flux cleaned = 0.00197034 Jy ! Component: 3250 - total flux cleaned = 0.00199146 Jy ! Component: 3300 - total flux cleaned = 0.00199839 Jy ! Component: 3350 - total flux cleaned = 0.00200529 Jy ! Component: 3400 - total flux cleaned = 0.00204686 Jy ! Component: 3450 - total flux cleaned = 0.00208127 Jy ! Component: 3500 - total flux cleaned = 0.00207443 Jy ! Component: 3550 - total flux cleaned = 0.00208804 Jy ! Component: 3600 - total flux cleaned = 0.00212195 Jy ! Component: 3650 - total flux cleaned = 0.00211516 Jy ! Component: 3700 - total flux cleaned = 0.00212866 Jy ! Component: 3750 - total flux cleaned = 0.00216875 Jy ! Component: 3800 - total flux cleaned = 0.00218199 Jy ! Component: 3850 - total flux cleaned = 0.00220844 Jy ! Component: 3900 - total flux cleaned = 0.00220849 Jy ! Component: 3950 - total flux cleaned = 0.00222154 Jy ! Component: 4000 - total flux cleaned = 0.00222808 Jy ! Component: 4050 - total flux cleaned = 0.00229301 Jy ! Total flux subtracted in 4096 components = 0.00231881 Jy ! Clean residual min=-0.000415 max=0.000421 Jy/beam ! Clean residual mean=0.000000 rms=0.000113 Jy/beam ! Combined flux in latest and established models = 0.0972096 Jy keep ! Adding 299 model components to the UV plane model. ! The established model now contains 493 components and 0.0972096 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1538-0346_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8917 x 2.197 at -3.974 degrees (North through East) ! Clean map min=-0.00055824 max=0.04216 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1538-0346_X_map.fits wmodel /vlbi/uf001/uva//J1538-0346_X_map.mod ! Writing 493 model components to file: /vlbi/uf001/uva//J1538-0346_X_map.mod wobs /vlbi/uf001/uva//J1538-0346_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1538-0346_X_uvs.fits wwins /vlbi/uf001/uva//J1538-0346_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J1538-0346_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0421599 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000112691 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.801886 0.801886 1.60377 3.20754 6.41509 12.8302 25.6604 51.3207 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.042 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 374.118 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1538-0346_X_dfm.log closed on Mon Jan 14 03:23:25 2019