! Started logfile: /vlbi/uf001/uva//J0917-2131_X_dfm.log on Mon Jan 14 00:22:24 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//J0917-2131_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0917-2131_X_uva.fits ! AN table 1: 38 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.967251 visibilities/baseline/integration-bin. ! Found source: J0917-2131 ! ! 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 19848 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 J0917-2131_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 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.116477Jy sigma=22.630299 ! Fit after self-cal, rms=0.536534Jy sigma=11.014981 ! 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=0.6158 mas, bmaj=1.659 mas, bpa=-6.917 degrees ! Estimated noise=0.44602 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 = 0.344252 Jy ! Component: 100 - total flux cleaned = 0.462847 Jy ! Total flux subtracted in 100 components = 0.462847 Jy ! Clean residual min=-0.018470 max=0.050389 Jy/beam ! Clean residual mean=-0.000075 rms=0.004470 Jy/beam ! Combined flux in latest and established models = 0.462847 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.462847 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=0.120063Jy sigma=2.377704 ! Fit after self-cal, rms=0.119547Jy sigma=2.367525 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0535299 Jy ! Component: 100 - total flux cleaned = 0.0788258 Jy ! Total flux subtracted in 100 components = 0.0788258 Jy ! Clean residual min=-0.013709 max=0.021702 Jy/beam ! Clean residual mean=-0.000039 rms=0.002700 Jy/beam ! Combined flux in latest and established models = 0.541673 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 12 components and 0.541673 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=0.085474Jy sigma=1.675010 ! Fit after self-cal, rms=0.085156Jy sigma=1.669418 ! Inverting map ! Added new window around map position (-1.8, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0193719 Jy ! Component: 100 - total flux cleaned = 0.0308968 Jy ! Total flux subtracted in 100 components = 0.0308968 Jy ! Clean residual min=-0.014687 max=0.017621 Jy/beam ! Clean residual mean=-0.000028 rms=0.002299 Jy/beam ! Combined flux in latest and established models = 0.57257 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 19 components and 0.57257 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=0.079189Jy sigma=1.546516 ! Fit after self-cal, rms=0.078819Jy sigma=1.538764 ! Inverting map ! Added new window around map position (1.4, 3.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0145697 Jy ! Component: 100 - total flux cleaned = 0.0232509 Jy ! Total flux subtracted in 100 components = 0.0232509 Jy ! Clean residual min=-0.012222 max=0.011171 Jy/beam ! Clean residual mean=-0.000022 rms=0.002000 Jy/beam ! Combined flux in latest and established models = 0.59582 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 26 components and 0.59582 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=0.075510Jy sigma=1.471770 ! Fit after self-cal, rms=0.075329Jy sigma=1.467633 ! 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=0.7949 mas, bmaj=2.015 mas, bpa=-7.045 degrees ! Estimated noise=0.253743 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 (0.4, -5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0162519 Jy ! Component: 100 - total flux cleaned = 0.026039 Jy ! Component: 150 - total flux cleaned = 0.0336781 Jy ! Component: 200 - total flux cleaned = 0.0398216 Jy ! Total flux subtracted in 200 components = 0.0398216 Jy ! Clean residual min=-0.011527 max=0.011384 Jy/beam ! Clean residual mean=-0.000020 rms=0.002200 Jy/beam ! Combined flux in latest and established models = 0.635642 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 48 components and 0.635642 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=0.071024Jy sigma=1.379860 ! Fit after self-cal, rms=0.070700Jy sigma=1.372267 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7949 x 2.015 at -7.045 degrees (North through East) ! Clean map min=-0.010554 max=0.44998 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 1.02 KP 0.98 ! LA 1.00 MK 1.03 NL 1.06 OV 0.92 ! PT 0.95 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 1.02 KP 0.97 ! LA 1.01 MK 1.01 NL 1.07 OV 0.93 ! PT 0.96 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 1.01 KP 0.98 ! LA 1.00 MK 1.01 NL 1.05 OV 0.92 ! PT 0.95 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 1.01 KP 0.98 ! LA 1.00 MK 1.01 NL 1.05 OV 0.93 ! PT 0.96 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 1.02 KP 0.99 ! LA 1.01 MK 1.01 NL 1.06 OV 0.92 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 1.01 KP 0.99 ! LA 1.00 MK 1.01 NL 1.05 OV 0.93 ! PT 0.96 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 1.01 KP 0.99 ! LA 1.00 MK 1.01 NL 1.06 OV 0.92 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 1.00 KP 0.98 ! LA 1.00 MK 1.00 NL 1.04 OV 0.92 ! PT 0.96 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 1.00 KP 0.98 ! LA 1.00 MK 0.97 NL 1.06 OV 0.92 ! PT 0.95 SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 1.01 KP 0.98 ! LA 0.99 MK 0.98 NL 1.07 OV 0.92 ! PT 0.95 SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 1.01 KP 0.98 ! LA 1.00 MK 0.98 NL 1.05 OV 0.92 ! PT 0.96 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 1.02 KP 0.95 ! LA 1.01 MK 0.96 NL 1.05 OV 0.92 ! PT 0.94 SC 0.99 ! ! ! Fit before self-cal, rms=0.070700Jy sigma=1.372267 ! Fit after self-cal, rms=0.064163Jy sigma=1.225078 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7951 mas, bmaj=2.022 mas, bpa=-6.966 degrees ! Estimated noise=0.253848 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 = -0.00540734 Jy ! Component: 100 - total flux cleaned = -0.00809483 Jy ! Component: 150 - total flux cleaned = -0.00943262 Jy ! Component: 200 - total flux cleaned = -0.010227 Jy ! Total flux subtracted in 200 components = -0.010227 Jy ! Clean residual min=-0.005302 max=0.004224 Jy/beam ! Clean residual mean=-0.000002 rms=0.000965 Jy/beam ! Combined flux in latest and established models = 0.625415 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 67 components and 0.625415 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=0.063369Jy sigma=1.209193 ! Fit after self-cal, rms=0.063351Jy sigma=1.208481 ! 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=0.063351Jy sigma=1.208481 ! Fit after self-cal, rms=0.062654Jy sigma=1.197906 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7943 mas, bmaj=2.02 mas, bpa=-7.032 degrees ! Estimated noise=0.253222 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0040261 Jy ! Component: 100 - total flux cleaned = -0.00541836 Jy ! Component: 150 - total flux cleaned = -0.00600171 Jy ! Component: 200 - total flux cleaned = -0.00652043 Jy ! Total flux subtracted in 200 components = -0.00652043 Jy ! Clean residual min=-0.004550 max=0.003623 Jy/beam ! Clean residual mean=-0.000003 rms=0.000783 Jy/beam ! Combined flux in latest and established models = 0.618894 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 79 components and 0.618895 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=0.062260Jy sigma=1.189837 ! Fit after self-cal, rms=0.062243Jy sigma=1.189544 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 = -0.000511239 Jy ! Component: 100 - total flux cleaned = -0.000657409 Jy ! Component: 150 - total flux cleaned = -0.000656531 Jy ! Component: 200 - total flux cleaned = -0.000592158 Jy ! Total flux subtracted in 200 components = -0.000592158 Jy ! Clean residual min=-0.004404 max=0.003394 Jy/beam ! Clean residual mean=-0.000003 rms=0.000752 Jy/beam ! Combined flux in latest and established models = 0.618302 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 85 components and 0.618302 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=0.062096Jy sigma=1.186604 ! Fit after self-cal, rms=0.062089Jy sigma=1.186514 ! 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=0.062089Jy sigma=1.186514 ! Fit after self-cal, rms=0.061792Jy sigma=1.182614 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7932 mas, bmaj=2.018 mas, bpa=-7.071 degrees ! Estimated noise=0.252736 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00299534 Jy ! Component: 100 - total flux cleaned = -0.00374903 Jy ! Component: 150 - total flux cleaned = -0.00417545 Jy ! Component: 200 - total flux cleaned = -0.00454997 Jy ! Total flux subtracted in 200 components = -0.00454997 Jy ! Clean residual min=-0.003681 max=0.002921 Jy/beam ! Clean residual mean=-0.000002 rms=0.000645 Jy/beam ! Combined flux in latest and established models = 0.613752 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 89 components and 0.613752 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=0.061572Jy sigma=1.178276 ! Fit after self-cal, rms=0.061564Jy sigma=1.178094 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 = -0.000370468 Jy ! Component: 100 - total flux cleaned = -0.000427115 Jy ! Component: 150 - total flux cleaned = -0.000474849 Jy ! Component: 200 - total flux cleaned = -0.000429844 Jy ! Total flux subtracted in 200 components = -0.000429844 Jy ! Clean residual min=-0.003566 max=0.002770 Jy/beam ! Clean residual mean=-0.000002 rms=0.000625 Jy/beam ! Combined flux in latest and established models = 0.613322 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 93 components and 0.613322 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=0.061485Jy sigma=1.176556 ! Fit after self-cal, rms=0.061482Jy sigma=1.176507 ! 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=0.061482Jy sigma=1.176507 ! Fit after self-cal, rms=0.061326Jy sigma=1.175044 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.147 mas, bmaj=4.593 mas, bpa=-2.65 degrees ! Estimated noise=0.341109 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.002759 Jy ! Component: 100 - total flux cleaned = -0.00320084 Jy ! Component: 150 - total flux cleaned = -0.00331692 Jy ! Component: 200 - total flux cleaned = -0.003363 Jy ! Total flux subtracted in 200 components = -0.003363 Jy ! Clean residual min=-0.003769 max=0.002970 Jy/beam ! Clean residual mean=-0.000005 rms=0.000880 Jy/beam ! Combined flux in latest and established models = 0.609959 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 104 components and 0.609959 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=0.061261Jy sigma=1.173676 ! Fit after self-cal, rms=0.061255Jy sigma=1.173534 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 = 0.000196457 Jy ! Component: 100 - total flux cleaned = 0.000332367 Jy ! Component: 150 - total flux cleaned = 0.000414381 Jy ! Component: 200 - total flux cleaned = 0.000452235 Jy ! Total flux subtracted in 200 components = 0.000452235 Jy ! Clean residual min=-0.003740 max=0.002878 Jy/beam ! Clean residual mean=-0.000005 rms=0.000850 Jy/beam ! Combined flux in latest and established models = 0.610412 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 111 components and 0.610412 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=0.061243Jy sigma=1.173377 ! Fit after self-cal, rms=0.061242Jy sigma=1.173315 ! 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=0.7922 mas, bmaj=2.018 mas, bpa=-7.095 degrees ! Estimated noise=0.252382 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7922 x 2.018 at -7.095 degrees (North through East) ! Clean map min=-0.003104 max=0.44986 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=0.6136 mas, bmaj=1.66 mas, bpa=-6.885 degrees ! Estimated noise=0.44333 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.342799 Jy ! Component: 100 - total flux cleaned = 0.464185 Jy ! Component: 150 - total flux cleaned = 0.517992 Jy ! Component: 200 - total flux cleaned = 0.542967 Jy ! Total flux subtracted in 200 components = 0.542967 Jy ! Clean residual min=-0.006605 max=0.014813 Jy/beam ! Clean residual mean=-0.000026 rms=0.001617 Jy/beam ! Combined flux in latest and established models = 0.542966 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.542966 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7922 mas, bmaj=2.018 mas, bpa=-7.095 degrees ! Estimated noise=0.252382 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 = 0.0202624 Jy ! Component: 100 - total flux cleaned = 0.0325471 Jy ! Component: 150 - total flux cleaned = 0.0412334 Jy ! Component: 200 - total flux cleaned = 0.047646 Jy ! Total flux subtracted in 200 components = 0.047646 Jy ! Clean residual min=-0.003324 max=0.004858 Jy/beam ! Clean residual mean=-0.000013 rms=0.000825 Jy/beam ! Combined flux in latest and established models = 0.590612 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 32 components and 0.590612 Jy ! Inverting map ! Added new window around map position (0.6, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00521056 Jy ! Component: 100 - total flux cleaned = 0.0090764 Jy ! Component: 150 - total flux cleaned = 0.0121226 Jy ! Component: 200 - total flux cleaned = 0.0145512 Jy ! Total flux subtracted in 200 components = 0.0145512 Jy ! Clean residual min=-0.003071 max=0.002586 Jy/beam ! Clean residual mean=-0.000004 rms=0.000597 Jy/beam ! Combined flux in latest and established models = 0.605164 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 48 components and 0.605164 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=2.147 mas, bmaj=4.593 mas, bpa=-2.65 degrees ! Estimated noise=0.341109 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00253766 Jy ! Component: 100 - total flux cleaned = 0.00417905 Jy ! Component: 150 - total flux cleaned = 0.00529623 Jy ! Component: 200 - total flux cleaned = 0.00563917 Jy ! Total flux subtracted in 200 components = 0.00563917 Jy ! Clean residual min=-0.004331 max=0.002778 Jy/beam ! Clean residual mean=-0.000004 rms=0.000844 Jy/beam ! Combined flux in latest and established models = 0.610803 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 = 0.000298243 Jy ! Component: 100 - total flux cleaned = 0.000508845 Jy ! Component: 150 - total flux cleaned = 0.000653122 Jy ! Component: 200 - total flux cleaned = 0.000765119 Jy ! Total flux subtracted in 200 components = 0.000765119 Jy ! Clean residual min=-0.004247 max=0.002776 Jy/beam ! Clean residual mean=-0.000004 rms=0.000831 Jy/beam ! Combined flux in latest and established models = 0.611568 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 68 components and 0.611568 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7922 mas, bmaj=2.018 mas, bpa=-7.095 degrees ! Estimated noise=0.252382 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000538704 Jy ! Component: 100 - total flux cleaned = -0.00047237 Jy ! Component: 150 - total flux cleaned = -0.000277989 Jy ! Component: 200 - total flux cleaned = -0.000219348 Jy ! Total flux subtracted in 200 components = -0.000219348 Jy ! Clean residual min=-0.003153 max=0.002528 Jy/beam ! Clean residual mean=-0.000002 rms=0.000543 Jy/beam ! Combined flux in latest and established models = 0.611349 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 81 components and 0.611349 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=0.061217Jy sigma=1.173749 ! Fit after self-cal, rms=0.061159Jy sigma=1.172685 wmodel J0917-2131_X_map.mod ! Writing 81 model components to file: J0917-2131_X_map.mod wobs J0917-2131_X_uvs.fits ! Writing UV FITS file: J0917-2131_X_uvs.fits wwins J0917-2131_X_map.win ! wwins: Wrote 5 windows to J0917-2131_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 = -0.00085626 Jy ! Component: 100 - total flux cleaned = -0.00107103 Jy ! Component: 150 - total flux cleaned = -0.00118979 Jy ! Component: 200 - total flux cleaned = -0.00130297 Jy ! Component: 250 - total flux cleaned = -0.00133904 Jy ! Component: 300 - total flux cleaned = -0.00151358 Jy ! Component: 350 - total flux cleaned = -0.00167989 Jy ! Component: 400 - total flux cleaned = -0.00184043 Jy ! Component: 450 - total flux cleaned = -0.00199666 Jy ! Component: 500 - total flux cleaned = -0.00227 Jy ! Component: 550 - total flux cleaned = -0.00241747 Jy ! Component: 600 - total flux cleaned = -0.00261904 Jy ! Component: 650 - total flux cleaned = -0.00270281 Jy ! Component: 700 - total flux cleaned = -0.00278518 Jy ! Component: 750 - total flux cleaned = -0.00283889 Jy ! Component: 800 - total flux cleaned = -0.00299597 Jy ! Component: 850 - total flux cleaned = -0.00302177 Jy ! Component: 900 - total flux cleaned = -0.00304701 Jy ! Component: 950 - total flux cleaned = -0.00307123 Jy ! Component: 1000 - total flux cleaned = -0.0030957 Jy ! Component: 1050 - total flux cleaned = -0.00314328 Jy ! Component: 1100 - total flux cleaned = -0.00321282 Jy ! Component: 1150 - total flux cleaned = -0.00323571 Jy ! Component: 1200 - total flux cleaned = -0.00319129 Jy ! Component: 1250 - total flux cleaned = -0.0031695 Jy ! Component: 1300 - total flux cleaned = -0.00308344 Jy ! Component: 1350 - total flux cleaned = -0.00304097 Jy ! Component: 1400 - total flux cleaned = -0.00293614 Jy ! Component: 1450 - total flux cleaned = -0.00285375 Jy ! Component: 1500 - total flux cleaned = -0.00283327 Jy ! Component: 1550 - total flux cleaned = -0.00281282 Jy ! Component: 1600 - total flux cleaned = -0.00281254 Jy ! Component: 1650 - total flux cleaned = -0.00279334 Jy ! Component: 1700 - total flux cleaned = -0.00285067 Jy ! Component: 1750 - total flux cleaned = -0.00286955 Jy ! Component: 1800 - total flux cleaned = -0.00290627 Jy ! Component: 1850 - total flux cleaned = -0.00286979 Jy ! Component: 1900 - total flux cleaned = -0.0029248 Jy ! Component: 1950 - total flux cleaned = -0.00290694 Jy ! Component: 2000 - total flux cleaned = -0.00290728 Jy ! Component: 2050 - total flux cleaned = -0.00294277 Jy ! Component: 2100 - total flux cleaned = -0.00304664 Jy ! Component: 2150 - total flux cleaned = -0.00301233 Jy ! Component: 2200 - total flux cleaned = -0.00304608 Jy ! Component: 2250 - total flux cleaned = -0.00304629 Jy ! Component: 2300 - total flux cleaned = -0.00309541 Jy ! Component: 2350 - total flux cleaned = -0.00306257 Jy ! Component: 2400 - total flux cleaned = -0.00306259 Jy ! Component: 2450 - total flux cleaned = -0.00309431 Jy ! Component: 2500 - total flux cleaned = -0.00304725 Jy ! Component: 2550 - total flux cleaned = -0.00312533 Jy ! Component: 2600 - total flux cleaned = -0.00310987 Jy ! Component: 2650 - total flux cleaned = -0.00314008 Jy ! Component: 2700 - total flux cleaned = -0.00317028 Jy ! Component: 2750 - total flux cleaned = -0.00320014 Jy ! Component: 2800 - total flux cleaned = -0.00320017 Jy ! Component: 2850 - total flux cleaned = -0.00317065 Jy ! Component: 2900 - total flux cleaned = -0.0032143 Jy ! Component: 2950 - total flux cleaned = -0.00328617 Jy ! Component: 3000 - total flux cleaned = -0.00335746 Jy ! Component: 3050 - total flux cleaned = -0.00330078 Jy ! Component: 3100 - total flux cleaned = -0.00335669 Jy ! Component: 3150 - total flux cleaned = -0.00342585 Jy ! Component: 3200 - total flux cleaned = -0.00338425 Jy ! Component: 3250 - total flux cleaned = -0.0033844 Jy ! Component: 3300 - total flux cleaned = -0.00339791 Jy ! Component: 3350 - total flux cleaned = -0.00345164 Jy ! Component: 3400 - total flux cleaned = -0.00347814 Jy ! Component: 3450 - total flux cleaned = -0.00346511 Jy ! Component: 3500 - total flux cleaned = -0.00350408 Jy ! Component: 3550 - total flux cleaned = -0.00349108 Jy ! Component: 3600 - total flux cleaned = -0.00349107 Jy ! Component: 3650 - total flux cleaned = -0.00352929 Jy ! Component: 3700 - total flux cleaned = -0.00355462 Jy ! Component: 3750 - total flux cleaned = -0.00354202 Jy ! Component: 3800 - total flux cleaned = -0.00360413 Jy ! Component: 3850 - total flux cleaned = -0.00357939 Jy ! Component: 3900 - total flux cleaned = -0.00359173 Jy ! Component: 3950 - total flux cleaned = -0.00361593 Jy ! Component: 4000 - total flux cleaned = -0.00362809 Jy ! Component: 4050 - total flux cleaned = -0.00361613 Jy ! Total flux subtracted in 4096 components = -0.00365173 Jy ! Clean residual min=-0.000713 max=0.000590 Jy/beam ! Clean residual mean=0.000001 rms=0.000201 Jy/beam ! Combined flux in latest and established models = 0.607697 Jy keep ! Adding 288 model components to the UV plane model. ! The established model now contains 368 components and 0.607697 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0917-2131_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7922 x 2.018 at -7.095 degrees (North through East) ! Clean map min=-0.0014327 max=0.44995 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0917-2131_X_map.fits wmodel /vlbi/uf001/uva//J0917-2131_X_map.mod ! Writing 368 model components to file: /vlbi/uf001/uva//J0917-2131_X_map.mod wobs /vlbi/uf001/uva//J0917-2131_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0917-2131_X_uvs.fits wwins /vlbi/uf001/uva//J0917-2131_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J0917-2131_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.449947 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00019982 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.133229 0.133229 0.266458 0.532917 1.06583 2.13167 4.26334 8.52667 17.0533 34.1067 68.2134 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.449 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2251.76 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0917-2131_X_dfm.log closed on Mon Jan 14 00:22:29 2019