! Started logfile: /vlbi/uf001/uva//J1945-3111_X_b_dfm.log on Mon Jan 14 05:13:59 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//J1945-3111_X_b_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1945-3111_X_b_uva.fits ! AN table 1: 73 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.990215 visibilities/baseline/integration-bin. ! Found source: J1945-3111 ! ! 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 24288 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 J1945-3111_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 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.012511Jy sigma=17.931438 ! Fit after self-cal, rms=0.843174Jy sigma=14.640036 ! 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=0.6199 mas, bmaj=3.433 mas, bpa=-17.9 degrees ! Estimated noise=0.576708 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 = 0.131722 Jy ! Component: 100 - total flux cleaned = 0.166342 Jy ! Total flux subtracted in 100 components = 0.166342 Jy ! Clean residual min=-0.009254 max=0.016502 Jy/beam ! Clean residual mean=-0.000005 rms=0.002218 Jy/beam ! Combined flux in latest and established models = 0.166342 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.166342 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=0.095307Jy sigma=1.333589 ! Fit after self-cal, rms=0.095151Jy sigma=1.332077 ! Inverting map ! Added new window around map position (1.4, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0167367 Jy ! Component: 100 - total flux cleaned = 0.0240896 Jy ! Total flux subtracted in 100 components = 0.0240896 Jy ! Clean residual min=-0.007447 max=0.008853 Jy/beam ! Clean residual mean=-0.000005 rms=0.001602 Jy/beam ! Combined flux in latest and established models = 0.190431 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 15 components and 0.190431 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=0.092634Jy sigma=1.264400 ! Fit after self-cal, rms=0.092607Jy sigma=1.262847 ! 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=0.8628 mas, bmaj=3.765 mas, bpa=-15.85 degrees ! Estimated noise=0.26858 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 = 0.00485077 Jy ! Component: 100 - total flux cleaned = 0.00692273 Jy ! Component: 150 - total flux cleaned = 0.00746479 Jy ! Component: 200 - total flux cleaned = 0.00780147 Jy ! Total flux subtracted in 200 components = 0.00780147 Jy ! Clean residual min=-0.008847 max=0.006294 Jy/beam ! Clean residual mean=-0.000006 rms=0.001727 Jy/beam ! Combined flux in latest and established models = 0.198233 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 35 components and 0.198233 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=0.091995Jy sigma=1.250091 ! Fit after self-cal, rms=0.091973Jy sigma=1.249625 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8628 x 3.765 at -15.85 degrees (North through East) ! Clean map min=-0.0086363 max=0.16507 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.96 HN 1.31 KP 1.02 ! LA 1.05 MK 1.01 NL 1.05 OV 0.87 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 1.28 KP 1.04 ! LA 1.01 MK 0.99 NL 1.03 OV 0.87 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.96 HN 1.32 KP 1.03 ! LA 1.03 MK 1.00 NL 1.06 OV 0.88 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.97 HN 1.36 KP 1.03 ! LA 1.04 MK 1.00 NL 1.04 OV 0.88 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.95 HN 1.33 KP 1.03 ! LA 1.05 MK 1.00 NL 1.04 OV 0.86 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.96 HN 1.28 KP 1.05 ! LA 1.02 MK 0.99 NL 1.04 OV 0.87 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 HN 1.29 KP 1.04 ! LA 1.05 MK 0.96 NL 1.03 OV 0.88 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 1.27 KP 1.03 ! LA 1.02 MK 0.99 NL 1.05 OV 0.86 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.25 KP 1.03 ! LA 0.99 MK 0.98 NL 1.04 OV 0.89 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 1.33 KP 1.02 ! LA 1.02 MK 1.00 NL 1.02 OV 0.89 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.93 HN 1.25 KP 1.04 ! LA 1.03 MK 1.02 NL 1.01 OV 0.89 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 1.32 KP 1.03 ! LA 1.03 MK 1.02 NL 1.04 OV 0.87 ! ! ! Fit before self-cal, rms=0.091973Jy sigma=1.249625 ! Fit after self-cal, rms=0.103890Jy sigma=1.209148 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8788 mas, bmaj=3.83 mas, bpa=-16.45 degrees ! Estimated noise=0.271791 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 = -0.00458441 Jy ! Component: 100 - total flux cleaned = -0.00582901 Jy ! Component: 150 - total flux cleaned = -0.00604394 Jy ! Component: 200 - total flux cleaned = -0.00623373 Jy ! Total flux subtracted in 200 components = -0.00623373 Jy ! Clean residual min=-0.004997 max=0.003989 Jy/beam ! Clean residual mean=-0.000002 rms=0.000962 Jy/beam ! Combined flux in latest and established models = 0.191999 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 48 components and 0.191999 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=0.103453Jy sigma=1.204471 ! Fit after self-cal, rms=0.103692Jy sigma=1.204017 ! 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=0.103692Jy sigma=1.204017 ! Fit after self-cal, rms=0.105088Jy sigma=1.202652 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8826 mas, bmaj=3.841 mas, bpa=-16.52 degrees ! Estimated noise=0.269777 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00340796 Jy ! Component: 100 - total flux cleaned = -0.00440149 Jy ! Component: 150 - total flux cleaned = -0.00477144 Jy ! Component: 200 - total flux cleaned = -0.00497278 Jy ! Total flux subtracted in 200 components = -0.00497278 Jy ! Clean residual min=-0.004776 max=0.003753 Jy/beam ! Clean residual mean=-0.000002 rms=0.000881 Jy/beam ! Combined flux in latest and established models = 0.187026 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 51 components and 0.187026 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=0.104832Jy sigma=1.200319 ! Fit after self-cal, rms=0.104877Jy sigma=1.200285 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 = -0.000192941 Jy ! Component: 100 - total flux cleaned = -0.000362396 Jy ! Component: 150 - total flux cleaned = -0.000464603 Jy ! Component: 200 - total flux cleaned = -0.000513561 Jy ! Total flux subtracted in 200 components = -0.000513561 Jy ! Clean residual min=-0.004702 max=0.003520 Jy/beam ! Clean residual mean=-0.000002 rms=0.000873 Jy/beam ! Combined flux in latest and established models = 0.186513 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 58 components and 0.186513 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=0.104794Jy sigma=1.199499 ! Fit after self-cal, rms=0.104800Jy sigma=1.199481 ! 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=0.104800Jy sigma=1.199481 ! Fit after self-cal, rms=0.133864Jy sigma=1.188165 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8859 mas, bmaj=3.949 mas, bpa=-16.98 degrees ! Estimated noise=0.271223 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00242781 Jy ! Component: 100 - total flux cleaned = -0.00301821 Jy ! Component: 150 - total flux cleaned = -0.00351092 Jy ! Component: 200 - total flux cleaned = -0.00388383 Jy ! Total flux subtracted in 200 components = -0.00388383 Jy ! Clean residual min=-0.003295 max=0.002386 Jy/beam ! Clean residual mean=0.000000 rms=0.000586 Jy/beam ! Combined flux in latest and established models = 0.182629 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 75 components and 0.182629 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=0.133770Jy sigma=1.185982 ! Fit after self-cal, rms=0.133880Jy sigma=1.185798 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 = -0.000410552 Jy ! Component: 100 - total flux cleaned = -0.000640908 Jy ! Component: 150 - total flux cleaned = -0.000844396 Jy ! Component: 200 - total flux cleaned = -0.00102741 Jy ! Total flux subtracted in 200 components = -0.00102741 Jy ! Clean residual min=-0.003018 max=0.002386 Jy/beam ! Clean residual mean=-0.000000 rms=0.000567 Jy/beam ! Combined flux in latest and established models = 0.181601 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 87 components and 0.181601 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=0.133836Jy sigma=1.185118 ! Fit after self-cal, rms=0.133842Jy sigma=1.185077 ! 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=0.133842Jy sigma=1.185077 ! Fit after self-cal, rms=0.139975Jy sigma=1.184557 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.195 mas, bmaj=7.032 mas, bpa=0.9854 degrees ! Estimated noise=0.311164 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000949764 Jy ! Component: 100 - total flux cleaned = -0.00128178 Jy ! Component: 150 - total flux cleaned = -0.00144356 Jy ! Component: 200 - total flux cleaned = -0.00144377 Jy ! Total flux subtracted in 200 components = -0.00144377 Jy ! Clean residual min=-0.002782 max=0.002473 Jy/beam ! Clean residual mean=0.000001 rms=0.000645 Jy/beam ! Combined flux in latest and established models = 0.180158 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 109 components and 0.180158 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=0.139968Jy sigma=1.184008 ! Fit after self-cal, rms=0.140014Jy sigma=1.183912 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 = -0.000139736 Jy ! Component: 100 - total flux cleaned = -9.12073e-05 Jy ! Component: 150 - total flux cleaned = -2.55148e-05 Jy ! Component: 200 - total flux cleaned = 1.44308e-05 Jy ! Total flux subtracted in 200 components = 1.44308e-05 Jy ! Clean residual min=-0.002596 max=0.002425 Jy/beam ! Clean residual mean=0.000001 rms=0.000630 Jy/beam ! Combined flux in latest and established models = 0.180172 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 113 components and 0.180172 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=0.140015Jy sigma=1.183696 ! Fit after self-cal, rms=0.140025Jy sigma=1.183673 ! 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=0.8876 mas, bmaj=3.965 mas, bpa=-17.09 degrees ! Estimated noise=0.271111 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8876 x 3.965 at -17.09 degrees (North through East) ! Clean map min=-0.002401 max=0.17021 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=0.6388 mas, bmaj=3.645 mas, bpa=-19.1 degrees ! Estimated noise=0.596011 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.135735 Jy ! Component: 100 - total flux cleaned = 0.165597 Jy ! Component: 150 - total flux cleaned = 0.175207 Jy ! Component: 200 - total flux cleaned = 0.179069 Jy ! Total flux subtracted in 200 components = 0.179069 Jy ! Clean residual min=-0.003471 max=0.003651 Jy/beam ! Clean residual mean=-0.000001 rms=0.000803 Jy/beam ! Combined flux in latest and established models = 0.179069 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.179069 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8876 mas, bmaj=3.965 mas, bpa=-17.09 degrees ! Estimated noise=0.271111 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1.2, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.001681 Jy ! Component: 100 - total flux cleaned = 0.00246425 Jy ! Component: 150 - total flux cleaned = 0.00278955 Jy ! Component: 200 - total flux cleaned = 0.00295861 Jy ! Total flux subtracted in 200 components = 0.00295861 Jy ! Clean residual min=-0.001804 max=0.001920 Jy/beam ! Clean residual mean=0.000000 rms=0.000468 Jy/beam ! Combined flux in latest and established models = 0.182028 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 36 components and 0.182028 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=2.195 mas, bmaj=7.032 mas, bpa=0.9854 degrees ! Estimated noise=0.311164 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.8871e-05 Jy ! Component: 100 - total flux cleaned = -7.40698e-05 Jy ! Component: 150 - total flux cleaned = 4.63142e-06 Jy ! Component: 200 - total flux cleaned = 9.53833e-05 Jy ! Total flux subtracted in 200 components = 9.53833e-05 Jy ! Clean residual min=-0.002204 max=0.002128 Jy/beam ! Clean residual mean=0.000000 rms=0.000599 Jy/beam ! Combined flux in latest and established models = 0.182123 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 = 0.000100122 Jy ! Component: 100 - total flux cleaned = 0.00021116 Jy ! Component: 150 - total flux cleaned = 0.00031589 Jy ! Component: 200 - total flux cleaned = 0.000416579 Jy ! Total flux subtracted in 200 components = 0.000416579 Jy ! Clean residual min=-0.002205 max=0.002071 Jy/beam ! Clean residual mean=0.000000 rms=0.000594 Jy/beam ! Combined flux in latest and established models = 0.18254 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 56 components and 0.18254 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8876 mas, bmaj=3.965 mas, bpa=-17.09 degrees ! Estimated noise=0.271111 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000192684 Jy ! Component: 100 - total flux cleaned = -0.000383448 Jy ! Component: 150 - total flux cleaned = -0.000349172 Jy ! Component: 200 - total flux cleaned = -0.000286104 Jy ! Total flux subtracted in 200 components = -0.000286104 Jy ! Clean residual min=-0.002034 max=0.001862 Jy/beam ! Clean residual mean=0.000000 rms=0.000448 Jy/beam ! Combined flux in latest and established models = 0.182254 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 76 components and 0.182254 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=0.139890Jy sigma=1.182489 ! Fit after self-cal, rms=0.139364Jy sigma=1.181867 wmodel J1945-3111_X_b_map.mod ! Writing 76 model components to file: J1945-3111_X_b_map.mod wobs J1945-3111_X_b_uvs.fits ! Writing UV FITS file: J1945-3111_X_b_uvs.fits wwins J1945-3111_X_b_map.win ! wwins: Wrote 3 windows to J1945-3111_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 = -4.2817e-05 Jy ! Component: 100 - total flux cleaned = 0.000184351 Jy ! Component: 150 - total flux cleaned = 0.000273602 Jy ! Component: 200 - total flux cleaned = 0.000497851 Jy ! Component: 250 - total flux cleaned = 0.000658517 Jy ! Component: 300 - total flux cleaned = 0.000811776 Jy ! Component: 350 - total flux cleaned = 0.00095925 Jy ! Component: 400 - total flux cleaned = 0.00112473 Jy ! Component: 450 - total flux cleaned = 0.00123854 Jy ! Component: 500 - total flux cleaned = 0.00121581 Jy ! Component: 550 - total flux cleaned = 0.00128107 Jy ! Component: 600 - total flux cleaned = 0.00121752 Jy ! Component: 650 - total flux cleaned = 0.00121786 Jy ! Component: 700 - total flux cleaned = 0.00113711 Jy ! Component: 750 - total flux cleaned = 0.00115693 Jy ! Component: 800 - total flux cleaned = 0.00109936 Jy ! Component: 850 - total flux cleaned = 0.0011751 Jy ! Component: 900 - total flux cleaned = 0.00113757 Jy ! Component: 950 - total flux cleaned = 0.001101 Jy ! Component: 1000 - total flux cleaned = 0.00106543 Jy ! Component: 1050 - total flux cleaned = 0.00106533 Jy ! Component: 1100 - total flux cleaned = 0.000995294 Jy ! Component: 1150 - total flux cleaned = 0.000909105 Jy ! Component: 1200 - total flux cleaned = 0.000841374 Jy ! Component: 1250 - total flux cleaned = 0.00079079 Jy ! Component: 1300 - total flux cleaned = 0.000724752 Jy ! Component: 1350 - total flux cleaned = 0.000708477 Jy ! Component: 1400 - total flux cleaned = 0.000643734 Jy ! Component: 1450 - total flux cleaned = 0.000596006 Jy ! Component: 1500 - total flux cleaned = 0.000580317 Jy ! Component: 1550 - total flux cleaned = 0.000580488 Jy ! Component: 1600 - total flux cleaned = 0.000565136 Jy ! Component: 1650 - total flux cleaned = 0.000549712 Jy ! Component: 1700 - total flux cleaned = 0.000489683 Jy ! Component: 1750 - total flux cleaned = 0.000459931 Jy ! Component: 1800 - total flux cleaned = 0.000401006 Jy ! Component: 1850 - total flux cleaned = 0.000401212 Jy ! Component: 1900 - total flux cleaned = 0.000401341 Jy ! Component: 1950 - total flux cleaned = 0.00037272 Jy ! Component: 2000 - total flux cleaned = 0.000358263 Jy ! Component: 2050 - total flux cleaned = 0.000301972 Jy ! Component: 2100 - total flux cleaned = 0.000274374 Jy ! Component: 2150 - total flux cleaned = 0.000288303 Jy ! Component: 2200 - total flux cleaned = 0.000260927 Jy ! Component: 2250 - total flux cleaned = 0.000247293 Jy ! Component: 2300 - total flux cleaned = 0.000247029 Jy ! Component: 2350 - total flux cleaned = 0.000206936 Jy ! Component: 2400 - total flux cleaned = 0.000193767 Jy ! Component: 2450 - total flux cleaned = 0.000128346 Jy ! Component: 2500 - total flux cleaned = 0.00011551 Jy ! Component: 2550 - total flux cleaned = 0.000102758 Jy ! Component: 2600 - total flux cleaned = 0.000102683 Jy ! Component: 2650 - total flux cleaned = 7.72237e-05 Jy ! Component: 2700 - total flux cleaned = 3.94712e-05 Jy ! Component: 2750 - total flux cleaned = 2.7071e-05 Jy ! Component: 2800 - total flux cleaned = 2.7075e-05 Jy ! Component: 2850 - total flux cleaned = 2.70994e-05 Jy ! Component: 2900 - total flux cleaned = 2.50153e-06 Jy ! Component: 2950 - total flux cleaned = -4.61226e-05 Jy ! Component: 3000 - total flux cleaned = -9.76179e-06 Jy ! Component: 3050 - total flux cleaned = -9.79783e-06 Jy ! Component: 3100 - total flux cleaned = -4.56391e-05 Jy ! Component: 3150 - total flux cleaned = -6.93885e-05 Jy ! Component: 3200 - total flux cleaned = -0.000104795 Jy ! Component: 3250 - total flux cleaned = -0.000175211 Jy ! Component: 3300 - total flux cleaned = -0.000186848 Jy ! Component: 3350 - total flux cleaned = -0.000221671 Jy ! Component: 3400 - total flux cleaned = -0.00024467 Jy ! Component: 3450 - total flux cleaned = -0.000267594 Jy ! Component: 3500 - total flux cleaned = -0.000279008 Jy ! Component: 3550 - total flux cleaned = -0.000335875 Jy ! Component: 3600 - total flux cleaned = -0.000358566 Jy ! Component: 3650 - total flux cleaned = -0.000403494 Jy ! Component: 3700 - total flux cleaned = -0.00045943 Jy ! Component: 3750 - total flux cleaned = -0.000459433 Jy ! Component: 3800 - total flux cleaned = -0.00050382 Jy ! Component: 3850 - total flux cleaned = -0.000536883 Jy ! Component: 3900 - total flux cleaned = -0.000558878 Jy ! Component: 3950 - total flux cleaned = -0.000602697 Jy ! Component: 4000 - total flux cleaned = -0.000580854 Jy ! Component: 4050 - total flux cleaned = -0.000646091 Jy ! Total flux subtracted in 4096 components = -0.000678531 Jy ! Clean residual min=-0.000595 max=0.000543 Jy/beam ! Clean residual mean=-0.000000 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.181575 Jy keep ! Adding 288 model components to the UV plane model. ! The established model now contains 364 components and 0.181575 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1945-3111_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8876 x 3.965 at -17.09 degrees (North through East) ! Clean map min=-0.0017852 max=0.17048 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1945-3111_X_b_map.fits wmodel /vlbi/uf001/uva//J1945-3111_X_b_map.mod ! Writing 364 model components to file: /vlbi/uf001/uva//J1945-3111_X_b_map.mod wobs /vlbi/uf001/uva//J1945-3111_X_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1945-3111_X_b_uvs.fits wwins /vlbi/uf001/uva//J1945-3111_X_b_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1945-3111_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.170481 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000193485 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.340481 0.340481 0.680961 1.36192 2.72385 5.44769 10.8954 21.7908 43.5815 87.163 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.17 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 881.107 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1945-3111_X_b_dfm.log closed on Mon Jan 14 05:14:04 2019