! Started logfile: /vlbi/uf001/uva//J2147+2629_X_b_dfm.log on Mon Jan 14 05:59:44 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//J2147+2629_X_b_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2147+2629_X_b_uva.fits ! AN table 1: 74 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J2147+2629 ! ! 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 121 lines of history. ! ! Reading 24864 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 J2147+2629_X_b] 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 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001810Jy sigma=24.090562 ! Fit after self-cal, rms=0.971337Jy sigma=23.360203 ! 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=0.7564 mas, bmaj=2.09 mas, bpa=-26.92 degrees ! Estimated noise=0.460006 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 = 0.0223294 Jy ! Component: 100 - total flux cleaned = 0.0276636 Jy ! Total flux subtracted in 100 components = 0.0276636 Jy ! Clean residual min=-0.002394 max=0.002862 Jy/beam ! Clean residual mean=0.000000 rms=0.000621 Jy/beam ! Combined flux in latest and established models = 0.0276636 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0276636 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=0.052948Jy sigma=1.208710 ! Fit after self-cal, rms=0.051230Jy sigma=1.165430 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00441918 Jy ! Component: 100 - total flux cleaned = 0.00559638 Jy ! Total flux subtracted in 100 components = 0.00559638 Jy ! Clean residual min=-0.002030 max=0.002549 Jy/beam ! Clean residual mean=0.000000 rms=0.000541 Jy/beam ! Combined flux in latest and established models = 0.03326 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 9 components and 0.03326 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=0.050815Jy sigma=1.155652 ! Fit after self-cal, rms=0.050810Jy sigma=1.155278 ! 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=1.05 mas, bmaj=2.242 mas, bpa=-22.93 degrees ! Estimated noise=0.191416 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 = 0.00157343 Jy ! Component: 100 - total flux cleaned = 0.00218516 Jy ! Component: 150 - total flux cleaned = 0.00236144 Jy ! Component: 200 - total flux cleaned = 0.00242382 Jy ! Total flux subtracted in 200 components = 0.00242382 Jy ! Clean residual min=-0.001543 max=0.002000 Jy/beam ! Clean residual mean=-0.000000 rms=0.000404 Jy/beam ! Combined flux in latest and established models = 0.0356838 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 21 components and 0.0356838 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=0.050758Jy sigma=1.153996 ! Fit after self-cal, rms=0.050762Jy sigma=1.153798 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.05 x 2.242 at -22.93 degrees (North through East) ! Clean map min=-0.0015153 max=0.0324 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.99 KP 0.98 ! LA 0.99 MK 1.08 NL 1.28 PT 0.90 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.04 HN 0.97 KP 1.04 ! LA 0.97 MK 1.15 NL 1.24 PT 0.88 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.93 HN 1.02 KP 0.94 ! LA 1.03 MK 1.06 NL 1.21 PT 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.07 HN 0.95 KP 0.99 ! LA 1.01 MK 1.06 NL 1.16 PT 0.91 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.96 HN 0.92 KP 1.10 ! LA 0.94 MK 1.12 NL 1.15 PT 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.97 HN 0.97 KP 1.09 ! LA 1.02 MK 1.08 NL 1.19 PT 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 HN 0.85 KP 1.06 ! LA 0.90 MK 1.11 NL 1.30 PT 0.87 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.96 HN 0.87 KP 1.03 ! LA 0.94 MK 0.95 NL 1.25 PT 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.95 HN 0.80 KP 1.01 ! LA 1.03 MK 1.04 NL 1.15 PT 0.90 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.94 HN 0.87 KP 1.01 ! LA 1.00 MK 0.97 NL 1.22 PT 0.87 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.95 HN 0.84 KP 1.01 ! LA 0.95 MK 0.89 NL 1.16 PT 0.84 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.92 HN 0.90 KP 1.01 ! LA 0.94 MK 0.93 NL 1.19 PT 0.85 ! ! ! Fit before self-cal, rms=0.050762Jy sigma=1.153798 ! Fit after self-cal, rms=0.048857Jy sigma=1.148576 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.057 mas, bmaj=2.218 mas, bpa=-22.66 degrees ! Estimated noise=0.189442 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 = 0.000225492 Jy ! Component: 100 - total flux cleaned = 0.000181064 Jy ! Component: 150 - total flux cleaned = 0.000156413 Jy ! Component: 200 - total flux cleaned = 0.000155498 Jy ! Total flux subtracted in 200 components = 0.000155498 Jy ! Clean residual min=-0.001034 max=0.001209 Jy/beam ! Clean residual mean=0.000001 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.0358393 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 29 components and 0.0358393 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=0.048848Jy sigma=1.148379 ! Fit after self-cal, rms=0.048888Jy sigma=1.147003 ! 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=0.048888Jy sigma=1.147003 ! Fit after self-cal, rms=0.049210Jy sigma=1.145599 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.055 mas, bmaj=2.213 mas, bpa=-22.92 degrees ! Estimated noise=0.189034 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000209496 Jy ! Component: 100 - total flux cleaned = 0.000210033 Jy ! Component: 150 - total flux cleaned = 0.000190871 Jy ! Component: 200 - total flux cleaned = 0.000190535 Jy ! Total flux subtracted in 200 components = 0.000190535 Jy ! Clean residual min=-0.001112 max=0.001257 Jy/beam ! Clean residual mean=0.000001 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.0360298 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 36 components and 0.0360298 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=0.049205Jy sigma=1.145487 ! Fit after self-cal, rms=0.049250Jy sigma=1.145027 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 (11, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00123019 Jy ! Component: 100 - total flux cleaned = 0.00189821 Jy ! Component: 150 - total flux cleaned = 0.00238498 Jy ! Component: 200 - total flux cleaned = 0.00277752 Jy ! Total flux subtracted in 200 components = 0.00277752 Jy ! Clean residual min=-0.000943 max=0.000996 Jy/beam ! Clean residual mean=0.000001 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.0388073 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 51 components and 0.0388074 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=0.049219Jy sigma=1.144160 ! Fit after self-cal, rms=0.049202Jy sigma=1.143808 ! Inverting map ! Added new window around map position (21.2, -39.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000962684 Jy ! Component: 100 - total flux cleaned = 0.00156253 Jy ! Component: 150 - total flux cleaned = 0.00202031 Jy ! Component: 200 - total flux cleaned = 0.00232616 Jy ! Total flux subtracted in 200 components = 0.00232616 Jy ! Clean residual min=-0.000915 max=0.000718 Jy/beam ! Clean residual mean=0.000001 rms=0.000186 Jy/beam ! Combined flux in latest and established models = 0.0411335 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 75 components and 0.0411335 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=0.049179Jy sigma=1.143212 ! Fit after self-cal, rms=0.049165Jy sigma=1.142879 ! 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=0.049165Jy sigma=1.142879 ! Fit after self-cal, rms=0.049103Jy sigma=1.142739 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.05 mas, bmaj=2.214 mas, bpa=-22.98 degrees ! Estimated noise=0.188037 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000660146 Jy ! Component: 100 - total flux cleaned = 0.00108157 Jy ! Component: 150 - total flux cleaned = 0.00136008 Jy ! Component: 200 - total flux cleaned = 0.00156815 Jy ! Total flux subtracted in 200 components = 0.00156815 Jy ! Clean residual min=-0.000878 max=0.000703 Jy/beam ! Clean residual mean=0.000001 rms=0.000176 Jy/beam ! Combined flux in latest and established models = 0.0427017 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 88 components and 0.0427017 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=0.049091Jy sigma=1.142434 ! Fit after self-cal, rms=0.049098Jy sigma=1.142209 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 = 0.000469966 Jy ! Component: 100 - total flux cleaned = 0.000676264 Jy ! Component: 150 - total flux cleaned = 0.00083497 Jy ! Component: 200 - total flux cleaned = 0.000967907 Jy ! Total flux subtracted in 200 components = 0.000967907 Jy ! Clean residual min=-0.000891 max=0.000700 Jy/beam ! Clean residual mean=0.000001 rms=0.000177 Jy/beam ! Combined flux in latest and established models = 0.0436696 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 96 components and 0.0436696 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=0.049091Jy sigma=1.142034 ! Fit after self-cal, rms=0.049090Jy sigma=1.141983 ! 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=0.049090Jy sigma=1.141983 ! Fit after self-cal, rms=0.049041Jy sigma=1.141944 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.225 mas, bmaj=2.677 mas, bpa=-15.9 degrees ! Estimated noise=0.222647 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000402899 Jy ! Component: 100 - total flux cleaned = 0.000564713 Jy ! Component: 150 - total flux cleaned = 0.000707095 Jy ! Component: 200 - total flux cleaned = 0.000799961 Jy ! Total flux subtracted in 200 components = 0.000799961 Jy ! Clean residual min=-0.000938 max=0.000742 Jy/beam ! Clean residual mean=0.000002 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.0444695 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 115 components and 0.0444695 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=0.049037Jy sigma=1.141862 ! Fit after self-cal, rms=0.049038Jy sigma=1.141722 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 = 0.000192861 Jy ! Component: 100 - total flux cleaned = 0.000322436 Jy ! Component: 150 - total flux cleaned = 0.000381574 Jy ! Component: 200 - total flux cleaned = 0.000404115 Jy ! Total flux subtracted in 200 components = 0.000404115 Jy ! Clean residual min=-0.000932 max=0.000756 Jy/beam ! Clean residual mean=0.000002 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.0448737 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 125 components and 0.0448737 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=0.049036Jy sigma=1.141690 ! Fit after self-cal, rms=0.049034Jy sigma=1.141669 ! 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=1.047 mas, bmaj=2.213 mas, bpa=-23 degrees ! Estimated noise=0.1877 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.047 x 2.213 at -23 degrees (North through East) ! Clean map min=-0.00088392 max=0.031794 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=0.7571 mas, bmaj=2.051 mas, bpa=-26.93 degrees ! Estimated noise=0.448389 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0238857 Jy ! Component: 100 - total flux cleaned = 0.0303816 Jy ! Component: 150 - total flux cleaned = 0.0337029 Jy ! Component: 200 - total flux cleaned = 0.0360363 Jy ! Total flux subtracted in 200 components = 0.0360363 Jy ! Clean residual min=-0.001627 max=0.002103 Jy/beam ! Clean residual mean=0.000001 rms=0.000450 Jy/beam ! Combined flux in latest and established models = 0.0360363 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 0.0360363 Jy ! Inverting map and beam ! Estimated beam: bmin=1.047 mas, bmaj=2.213 mas, bpa=-23 degrees ! Estimated noise=0.1877 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 = 0.00203819 Jy ! Component: 100 - total flux cleaned = 0.00348654 Jy ! Component: 150 - total flux cleaned = 0.00461125 Jy ! Component: 200 - total flux cleaned = 0.0055344 Jy ! Total flux subtracted in 200 components = 0.0055344 Jy ! Clean residual min=-0.001011 max=0.000861 Jy/beam ! Clean residual mean=0.000001 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.0415707 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 32 components and 0.0415707 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=2.225 mas, bmaj=2.677 mas, bpa=-15.9 degrees ! Estimated noise=0.222647 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00100539 Jy ! Component: 100 - total flux cleaned = 0.00174289 Jy ! Component: 150 - total flux cleaned = 0.00209621 Jy ! Component: 200 - total flux cleaned = 0.00239584 Jy ! Total flux subtracted in 200 components = 0.00239584 Jy ! Clean residual min=-0.001053 max=0.000687 Jy/beam ! Clean residual mean=0.000002 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.0439665 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 = 0.000272113 Jy ! Component: 100 - total flux cleaned = 0.000491776 Jy ! Component: 150 - total flux cleaned = 0.000633566 Jy ! Component: 200 - total flux cleaned = 0.000748259 Jy ! Total flux subtracted in 200 components = 0.000748259 Jy ! Clean residual min=-0.000960 max=0.000710 Jy/beam ! Clean residual mean=0.000002 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.0447148 Jy ! Adding 64 model components to the UV plane model. ! The established model now contains 89 components and 0.0447148 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.047 mas, bmaj=2.213 mas, bpa=-23 degrees ! Estimated noise=0.1877 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.4081e-05 Jy ! Component: 100 - total flux cleaned = 5.86942e-05 Jy ! Component: 150 - total flux cleaned = 0.000105006 Jy ! Component: 200 - total flux cleaned = 0.000118996 Jy ! Total flux subtracted in 200 components = 0.000118996 Jy ! Clean residual min=-0.000911 max=0.000746 Jy/beam ! Clean residual mean=0.000001 rms=0.000181 Jy/beam ! Combined flux in latest and established models = 0.0448338 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 110 components and 0.0448338 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=0.049043Jy sigma=1.141866 ! Fit after self-cal, rms=0.049042Jy sigma=1.141779 wmodel J2147+2629_X_b_map.mod ! Writing 110 model components to file: J2147+2629_X_b_map.mod wobs J2147+2629_X_b_uvs.fits ! Writing UV FITS file: J2147+2629_X_b_uvs.fits wwins J2147+2629_X_b_map.win ! wwins: Wrote 3 windows to J2147+2629_X_b_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 = -0.000128323 Jy ! Component: 100 - total flux cleaned = -0.000214276 Jy ! Component: 150 - total flux cleaned = -0.000272263 Jy ! Component: 200 - total flux cleaned = -0.000316142 Jy ! Component: 250 - total flux cleaned = -0.000295216 Jy ! Component: 300 - total flux cleaned = -0.000285338 Jy ! Component: 350 - total flux cleaned = -0.000265638 Jy ! Component: 400 - total flux cleaned = -0.000255745 Jy ! Component: 450 - total flux cleaned = -0.00018017 Jy ! Component: 500 - total flux cleaned = -0.000143456 Jy ! Component: 550 - total flux cleaned = -8.94563e-05 Jy ! Component: 600 - total flux cleaned = -8.96501e-05 Jy ! Component: 650 - total flux cleaned = -0.000106875 Jy ! Component: 700 - total flux cleaned = -7.28029e-05 Jy ! Component: 750 - total flux cleaned = -8.12231e-05 Jy ! Component: 800 - total flux cleaned = -8.10897e-05 Jy ! Component: 850 - total flux cleaned = -8.91306e-05 Jy ! Component: 900 - total flux cleaned = -9.69681e-05 Jy ! Component: 950 - total flux cleaned = -0.000128134 Jy ! Component: 1000 - total flux cleaned = -0.0001126 Jy ! Component: 1050 - total flux cleaned = -0.000158513 Jy ! Component: 1100 - total flux cleaned = -0.000173626 Jy ! Component: 1150 - total flux cleaned = -0.000181032 Jy ! Component: 1200 - total flux cleaned = -0.000217688 Jy ! Component: 1250 - total flux cleaned = -0.000253922 Jy ! Component: 1300 - total flux cleaned = -0.000282418 Jy ! Component: 1350 - total flux cleaned = -0.000310619 Jy ! Component: 1400 - total flux cleaned = -0.000359273 Jy ! Component: 1450 - total flux cleaned = -0.000372961 Jy ! Component: 1500 - total flux cleaned = -0.000400128 Jy ! Component: 1550 - total flux cleaned = -0.000453791 Jy ! Component: 1600 - total flux cleaned = -0.000473559 Jy ! Component: 1650 - total flux cleaned = -0.000519415 Jy ! Component: 1700 - total flux cleaned = -0.000545312 Jy ! Component: 1750 - total flux cleaned = -0.000583759 Jy ! Component: 1800 - total flux cleaned = -0.000628186 Jy ! Component: 1850 - total flux cleaned = -0.000647046 Jy ! Component: 1900 - total flux cleaned = -0.000672015 Jy ! Component: 1950 - total flux cleaned = -0.000709067 Jy ! Component: 2000 - total flux cleaned = -0.000733618 Jy ! Component: 2050 - total flux cleaned = -0.000769888 Jy ! Component: 2100 - total flux cleaned = -0.000817875 Jy ! Component: 2150 - total flux cleaned = -0.000847457 Jy ! Component: 2200 - total flux cleaned = -0.000853353 Jy ! Component: 2250 - total flux cleaned = -0.000905924 Jy ! Component: 2300 - total flux cleaned = -0.000940559 Jy ! Component: 2350 - total flux cleaned = -0.000951981 Jy ! Component: 2400 - total flux cleaned = -0.000986079 Jy ! Component: 2450 - total flux cleaned = -0.00101413 Jy ! Component: 2500 - total flux cleaned = -0.00103088 Jy ! Component: 2550 - total flux cleaned = -0.00104198 Jy ! Component: 2600 - total flux cleaned = -0.00105849 Jy ! Component: 2650 - total flux cleaned = -0.0010912 Jy ! Component: 2700 - total flux cleaned = -0.00110745 Jy ! Component: 2750 - total flux cleaned = -0.00112356 Jy ! Component: 2800 - total flux cleaned = -0.00112885 Jy ! Component: 2850 - total flux cleaned = -0.00113947 Jy ! Component: 2900 - total flux cleaned = -0.0011552 Jy ! Component: 2950 - total flux cleaned = -0.00116562 Jy ! Component: 3000 - total flux cleaned = -0.0011811 Jy ! Component: 3050 - total flux cleaned = -0.00118108 Jy ! Component: 3100 - total flux cleaned = -0.00119126 Jy ! Component: 3150 - total flux cleaned = -0.00119634 Jy ! Component: 3200 - total flux cleaned = -0.0012214 Jy ! Component: 3250 - total flux cleaned = -0.00122641 Jy ! Component: 3300 - total flux cleaned = -0.00124122 Jy ! Component: 3350 - total flux cleaned = -0.00125596 Jy ! Component: 3400 - total flux cleaned = -0.00126081 Jy ! Component: 3450 - total flux cleaned = -0.00127533 Jy ! Component: 3500 - total flux cleaned = -0.00127531 Jy ! Component: 3550 - total flux cleaned = -0.00128004 Jy ! Component: 3600 - total flux cleaned = -0.00127999 Jy ! Component: 3650 - total flux cleaned = -0.00129413 Jy ! Component: 3700 - total flux cleaned = -0.00130345 Jy ! Component: 3750 - total flux cleaned = -0.00129411 Jy ! Component: 3800 - total flux cleaned = -0.00131263 Jy ! Component: 3850 - total flux cleaned = -0.00132183 Jy ! Component: 3900 - total flux cleaned = -0.00132642 Jy ! Component: 3950 - total flux cleaned = -0.00134918 Jy ! Component: 4000 - total flux cleaned = -0.00134011 Jy ! Component: 4050 - total flux cleaned = -0.00134463 Jy ! Total flux subtracted in 4096 components = -0.00135809 Jy ! Clean residual min=-0.000308 max=0.000245 Jy/beam ! Clean residual mean=0.000000 rms=0.000076 Jy/beam ! Combined flux in latest and established models = 0.0434757 Jy keep ! Adding 271 model components to the UV plane model. ! The established model now contains 381 components and 0.0434757 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2147+2629_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.047 x 2.213 at -23 degrees (North through East) ! Clean map min=-0.00044207 max=0.03157 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2147+2629_X_b_map.fits wmodel /vlbi/uf001/uva//J2147+2629_X_b_map.mod ! Writing 381 model components to file: /vlbi/uf001/uva//J2147+2629_X_b_map.mod wobs /vlbi/uf001/uva//J2147+2629_X_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2147+2629_X_b_uvs.fits wwins /vlbi/uf001/uva//J2147+2629_X_b_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J2147+2629_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0315698 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 7.55052e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.717506 0.717506 1.43501 2.87003 5.74005 11.4801 22.9602 45.9204 91.8408 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.031 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 418.114 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2147+2629_X_b_dfm.log closed on Mon Jan 14 05:59:50 2019