! Started logfile: /vlbi/uf001/uva//J2205+2926_X_dfm.log on Mon Jan 14 06:07:32 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//J2205+2926_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2205+2926_X_uva.fits ! AN table 1: 24 integrations on 28 of 28 possible baselines. ! AN table 2: 77 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.806029 visibilities/baseline/integration-bin. ! Found source: J2205+2926 ! ! 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 22140 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 J2205+2926_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 91 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 91 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 91 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 91 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 91 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 91 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 91 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 91 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 91 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 91 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 91 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 91 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.004369Jy sigma=19.351085 ! Fit after self-cal, rms=0.915530Jy sigma=17.613297 ! 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=0.6938 mas, bmaj=1.132 mas, bpa=-6.855 degrees ! Estimated noise=0.516491 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 = 0.0670656 Jy ! Component: 100 - total flux cleaned = 0.0819453 Jy ! Total flux subtracted in 100 components = 0.0819453 Jy ! Clean residual min=-0.006159 max=0.007826 Jy/beam ! Clean residual mean=0.000002 rms=0.001293 Jy/beam ! Combined flux in latest and established models = 0.0819454 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0819454 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=0.078739Jy sigma=1.324210 ! Fit after self-cal, rms=0.078492Jy sigma=1.320878 ! Inverting map ! Added new window around map position (-1.6, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00796717 Jy ! Component: 100 - total flux cleaned = 0.0131539 Jy ! Total flux subtracted in 100 components = 0.0131539 Jy ! Clean residual min=-0.005686 max=0.005566 Jy/beam ! Clean residual mean=0.000003 rms=0.001143 Jy/beam ! Combined flux in latest and established models = 0.0950992 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 13 components and 0.0950992 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=0.077347Jy sigma=1.292394 ! Fit after self-cal, rms=0.077221Jy sigma=1.290867 ! 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=0.8694 mas, bmaj=1.375 mas, bpa=-1.302 degrees ! Estimated noise=0.254692 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 = 0.00718844 Jy ! Component: 100 - total flux cleaned = 0.0116631 Jy ! Component: 150 - total flux cleaned = 0.0147838 Jy ! Component: 200 - total flux cleaned = 0.0170848 Jy ! Total flux subtracted in 200 components = 0.0170848 Jy ! Clean residual min=-0.006522 max=0.004468 Jy/beam ! Clean residual mean=0.000010 rms=0.001254 Jy/beam ! Combined flux in latest and established models = 0.112184 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 26 components and 0.112184 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=0.076546Jy sigma=1.272145 ! Fit after self-cal, rms=0.076412Jy sigma=1.270483 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8694 x 1.375 at -1.302 degrees (North through East) ! Clean map min=-0.0063045 max=0.08804 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 0.93 LA 0.95 ! MK 1.03 NL 1.09 OV 0.96 PT 1.27 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 HN 1.11 LA 0.74 MK 1.05 ! NL 1.15 PT 0.95 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.00 HN 0.92 LA 0.95 ! MK 1.11 NL 1.05 OV 0.93 PT 1.35 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 HN 1.03 LA 0.73 MK 1.06 ! NL 1.15 PT 1.01 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.05 HN 0.92 LA 0.92 ! MK 0.92 NL 1.13 OV 0.96 PT 1.36 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 HN 1.09 LA 0.75 MK 1.08 ! NL 1.08 PT 0.98 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.08 HN 0.93 LA 0.90 ! MK 1.06 NL 1.12 OV 1.00 PT 1.26 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 HN 1.08 LA 0.74 MK 0.99 ! NL 1.18 PT 0.98 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 0.95 LA 0.86 ! MK 0.97 NL 1.14 OV 0.98 PT 1.32 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 HN 1.04 LA 0.74 MK 1.03 ! NL 1.18 PT 1.02 SC 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.07 HN 0.88 LA 0.86 ! MK 0.92 NL 1.12 OV 1.01 PT 1.19 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 HN 1.09 LA 0.74 MK 0.97 ! NL 1.13 PT 0.95 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.28 FD 1.02 HN 0.91 LA 0.92 ! MK 0.95 NL 1.09 OV 0.99 PT 1.32 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 HN 1.08 LA 0.75 MK 1.02 ! NL 1.15 PT 0.92 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.99 HN 0.92 LA 0.96 ! MK 0.96 NL 1.12 OV 1.01 PT 1.16 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 HN 1.18 LA 0.72 MK 1.01 ! NL 1.17 PT 1.03 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.03 HN 0.90 LA 0.87 ! MK 1.06 NL 1.19 OV 0.94 PT 1.20 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 HN 1.15 LA 0.68 MK 1.00 ! NL 1.23 PT 1.05 SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 1.05 LA 0.83 ! MK 1.00 NL 1.18 OV 1.01 PT 1.28 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 HN 1.06 LA 0.66 MK 1.07 ! NL 1.11 PT 1.02 SC 1.08 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.08 HN 0.93 LA 0.94 ! MK 0.94 NL 1.03 OV 1.02 PT 1.14 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 HN 1.02 LA 0.75 MK 0.92 ! NL 1.20 PT 1.03 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 0.92 LA 0.82 ! MK 1.08 NL 1.18 OV 0.97 PT 1.21 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.86 HN 1.07 LA 0.69 MK 1.05 ! NL 1.20 PT 0.96 SC 1.03 ! ! ! Fit before self-cal, rms=0.076412Jy sigma=1.270483 ! Fit after self-cal, rms=0.074750Jy sigma=1.224831 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8721 mas, bmaj=1.38 mas, bpa=-0.4963 degrees ! Estimated noise=0.251607 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 = 0.000725619 Jy ! Component: 100 - total flux cleaned = 0.000268164 Jy ! Component: 150 - total flux cleaned = -4.52049e-05 Jy ! Component: 200 - total flux cleaned = -7.54295e-05 Jy ! Total flux subtracted in 200 components = -7.54295e-05 Jy ! Clean residual min=-0.002060 max=0.001901 Jy/beam ! Clean residual mean=0.000007 rms=0.000512 Jy/beam ! Combined flux in latest and established models = 0.112109 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 38 components and 0.112109 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=0.074688Jy sigma=1.223654 ! Fit after self-cal, rms=0.075032Jy sigma=1.221305 ! 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=0.075032Jy sigma=1.221305 ! Fit after self-cal, rms=0.076240Jy sigma=1.217141 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8741 mas, bmaj=1.375 mas, bpa=-0.5772 degrees ! Estimated noise=0.252151 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.96683e-05 Jy ! Component: 100 - total flux cleaned = -6.46501e-05 Jy ! Component: 150 - total flux cleaned = -8.93646e-05 Jy ! Component: 200 - total flux cleaned = -0.000134828 Jy ! Total flux subtracted in 200 components = -0.000134828 Jy ! Clean residual min=-0.001867 max=0.001816 Jy/beam ! Clean residual mean=0.000002 rms=0.000388 Jy/beam ! Combined flux in latest and established models = 0.111974 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 44 components and 0.111974 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=0.076219Jy sigma=1.216726 ! Fit after self-cal, rms=0.076309Jy sigma=1.216464 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 = -3.3623e-06 Jy ! Component: 100 - total flux cleaned = -4.74628e-05 Jy ! Component: 150 - total flux cleaned = -6.83284e-05 Jy ! Component: 200 - total flux cleaned = -4.88112e-05 Jy ! Total flux subtracted in 200 components = -4.88112e-05 Jy ! Clean residual min=-0.001846 max=0.001696 Jy/beam ! Clean residual mean=0.000002 rms=0.000384 Jy/beam ! Combined flux in latest and established models = 0.111925 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 47 components and 0.111925 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=0.076297Jy sigma=1.216223 ! Fit after self-cal, rms=0.076299Jy sigma=1.216212 ! 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=0.076299Jy sigma=1.216212 ! Fit after self-cal, rms=0.076410Jy sigma=1.216128 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8728 mas, bmaj=1.375 mas, bpa=-0.7218 degrees ! Estimated noise=0.251871 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000114198 Jy ! Component: 100 - total flux cleaned = -0.000173365 Jy ! Component: 150 - total flux cleaned = -0.000136551 Jy ! Component: 200 - total flux cleaned = -0.000119711 Jy ! Total flux subtracted in 200 components = -0.000119711 Jy ! Clean residual min=-0.001751 max=0.001697 Jy/beam ! Clean residual mean=0.000001 rms=0.000374 Jy/beam ! Combined flux in latest and established models = 0.111805 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 49 components and 0.111805 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=0.076400Jy sigma=1.215930 ! Fit after self-cal, rms=0.076411Jy sigma=1.215915 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 = -1.96504e-05 Jy ! Component: 100 - total flux cleaned = -2.5834e-06 Jy ! Component: 150 - total flux cleaned = 1.3258e-05 Jy ! Component: 200 - total flux cleaned = 2.83748e-05 Jy ! Total flux subtracted in 200 components = 2.83748e-05 Jy ! Clean residual min=-0.001736 max=0.001689 Jy/beam ! Clean residual mean=0.000001 rms=0.000371 Jy/beam ! Combined flux in latest and established models = 0.111834 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 50 components and 0.111834 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=0.076404Jy sigma=1.215771 ! Fit after self-cal, rms=0.076406Jy sigma=1.215765 ! 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=0.076406Jy sigma=1.215765 ! Fit after self-cal, rms=0.076437Jy sigma=1.215737 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.047 mas, bmaj=2.367 mas, bpa=4.156 degrees ! Estimated noise=0.331236 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000663034 Jy ! Component: 100 - total flux cleaned = 0.000662382 Jy ! Component: 150 - total flux cleaned = 0.00067448 Jy ! Component: 200 - total flux cleaned = 0.000674108 Jy ! Total flux subtracted in 200 components = 0.000674108 Jy ! Clean residual min=-0.002119 max=0.001999 Jy/beam ! Clean residual mean=0.000003 rms=0.000537 Jy/beam ! Combined flux in latest and established models = 0.112508 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 54 components and 0.112508 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=0.076433Jy sigma=1.215802 ! Fit after self-cal, rms=0.076434Jy sigma=1.215780 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.52314e-05 Jy ! Component: 100 - total flux cleaned = 9.33651e-05 Jy ! Component: 150 - total flux cleaned = 0.000100994 Jy ! Component: 200 - total flux cleaned = 0.000108731 Jy ! Total flux subtracted in 200 components = 0.000108731 Jy ! Clean residual min=-0.002116 max=0.002004 Jy/beam ! Clean residual mean=0.000002 rms=0.000536 Jy/beam ! Combined flux in latest and established models = 0.112617 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 57 components and 0.112617 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=0.076434Jy sigma=1.215847 ! Fit after self-cal, rms=0.076432Jy sigma=1.215842 ! 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=0.8716 mas, bmaj=1.376 mas, bpa=-0.8075 degrees ! Estimated noise=0.25168 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8716 x 1.376 at -0.8075 degrees (North through East) ! Clean map min=-0.0014806 max=0.086808 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=0.6978 mas, bmaj=1.125 mas, bpa=-5.937 degrees ! Estimated noise=0.506629 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0654656 Jy ! Component: 100 - total flux cleaned = 0.0812589 Jy ! Component: 150 - total flux cleaned = 0.089045 Jy ! Component: 200 - total flux cleaned = 0.0945185 Jy ! Total flux subtracted in 200 components = 0.0945185 Jy ! Clean residual min=-0.003148 max=0.003659 Jy/beam ! Clean residual mean=-0.000000 rms=0.000745 Jy/beam ! Combined flux in latest and established models = 0.0945185 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 0.0945185 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8716 mas, bmaj=1.376 mas, bpa=-0.8075 degrees ! Estimated noise=0.25168 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 = 0.00642338 Jy ! Component: 100 - total flux cleaned = 0.0103105 Jy ! Component: 150 - total flux cleaned = 0.0121849 Jy ! Component: 200 - total flux cleaned = 0.0133568 Jy ! Total flux subtracted in 200 components = 0.0133568 Jy ! Clean residual min=-0.002056 max=0.002255 Jy/beam ! Clean residual mean=0.000001 rms=0.000448 Jy/beam ! Combined flux in latest and established models = 0.107875 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 34 components and 0.107875 Jy ! Inverting map ! Added new window around map position (-2.6, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00192349 Jy ! Component: 100 - total flux cleaned = 0.00283238 Jy ! Component: 150 - total flux cleaned = 0.00362148 Jy ! Component: 200 - total flux cleaned = 0.00423035 Jy ! Total flux subtracted in 200 components = 0.00423035 Jy ! Clean residual min=-0.001535 max=0.001472 Jy/beam ! Clean residual mean=0.000001 rms=0.000367 Jy/beam ! Combined flux in latest and established models = 0.112106 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 46 components and 0.112106 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=2.047 mas, bmaj=2.367 mas, bpa=4.156 degrees ! Estimated noise=0.331236 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00087419 Jy ! Component: 100 - total flux cleaned = 0.000990178 Jy ! Component: 150 - total flux cleaned = 0.00112496 Jy ! Component: 200 - total flux cleaned = 0.00121506 Jy ! Total flux subtracted in 200 components = 0.00121506 Jy ! Clean residual min=-0.001972 max=0.002000 Jy/beam ! Clean residual mean=0.000002 rms=0.000517 Jy/beam ! Combined flux in latest and established models = 0.113321 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 = 7.42777e-05 Jy ! Component: 100 - total flux cleaned = 0.000124551 Jy ! Component: 150 - total flux cleaned = 0.000157436 Jy ! Component: 200 - total flux cleaned = 0.000196158 Jy ! Total flux subtracted in 200 components = 0.000196158 Jy ! Clean residual min=-0.001955 max=0.002018 Jy/beam ! Clean residual mean=0.000002 rms=0.000513 Jy/beam ! Combined flux in latest and established models = 0.113517 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 58 components and 0.113517 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8716 mas, bmaj=1.376 mas, bpa=-0.8075 degrees ! Estimated noise=0.25168 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000197201 Jy ! Component: 100 - total flux cleaned = 0.000220793 Jy ! Component: 150 - total flux cleaned = 0.000281113 Jy ! Component: 200 - total flux cleaned = 0.000298968 Jy ! Total flux subtracted in 200 components = 0.000298968 Jy ! Clean residual min=-0.001402 max=0.001434 Jy/beam ! Clean residual mean=0.000001 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.113816 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 74 components and 0.113816 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=0.076402Jy sigma=1.214956 ! Fit after self-cal, rms=0.076383Jy sigma=1.214737 wmodel J2205+2926_X_map.mod ! Writing 74 model components to file: J2205+2926_X_map.mod wobs J2205+2926_X_uvs.fits ! Writing UV FITS file: J2205+2926_X_uvs.fits wwins J2205+2926_X_map.win ! wwins: Wrote 3 windows to J2205+2926_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 = 0.000298047 Jy ! Component: 100 - total flux cleaned = 0.00051717 Jy ! Component: 150 - total flux cleaned = 0.000749875 Jy ! Component: 200 - total flux cleaned = 0.000906883 Jy ! Component: 250 - total flux cleaned = 0.000972444 Jy ! Component: 300 - total flux cleaned = 0.00101437 Jy ! Component: 350 - total flux cleaned = 0.00103406 Jy ! Component: 400 - total flux cleaned = 0.00101454 Jy ! Component: 450 - total flux cleaned = 0.00105384 Jy ! Component: 500 - total flux cleaned = 0.000959852 Jy ! Component: 550 - total flux cleaned = 0.000904941 Jy ! Component: 600 - total flux cleaned = 0.000886884 Jy ! Component: 650 - total flux cleaned = 0.000816265 Jy ! Component: 700 - total flux cleaned = 0.000850518 Jy ! Component: 750 - total flux cleaned = 0.000747936 Jy ! Component: 800 - total flux cleaned = 0.000697689 Jy ! Component: 850 - total flux cleaned = 0.000648196 Jy ! Component: 900 - total flux cleaned = 0.000599624 Jy ! Component: 950 - total flux cleaned = 0.000535988 Jy ! Component: 1000 - total flux cleaned = 0.000473379 Jy ! Component: 1050 - total flux cleaned = 0.000427385 Jy ! Component: 1100 - total flux cleaned = 0.000382122 Jy ! Component: 1150 - total flux cleaned = 0.000366875 Jy ! Component: 1200 - total flux cleaned = 0.000307704 Jy ! Component: 1250 - total flux cleaned = 0.000322134 Jy ! Component: 1300 - total flux cleaned = 0.000264318 Jy ! Component: 1350 - total flux cleaned = 0.000193476 Jy ! Component: 1400 - total flux cleaned = 0.000179552 Jy ! Component: 1450 - total flux cleaned = 0.000151826 Jy ! Component: 1500 - total flux cleaned = 0.000124503 Jy ! Component: 1550 - total flux cleaned = 9.74967e-05 Jy ! Component: 1600 - total flux cleaned = 3.05972e-05 Jy ! Component: 1650 - total flux cleaned = 4.3346e-06 Jy ! Component: 1700 - total flux cleaned = 4.25052e-06 Jy ! Component: 1750 - total flux cleaned = -7.34342e-05 Jy ! Component: 1800 - total flux cleaned = -9.88827e-05 Jy ! Component: 1850 - total flux cleaned = -0.000111323 Jy ! Component: 1900 - total flux cleaned = -0.000111298 Jy ! Component: 1950 - total flux cleaned = -0.000161123 Jy ! Component: 2000 - total flux cleaned = -0.000210138 Jy ! Component: 2050 - total flux cleaned = -0.000234254 Jy ! Component: 2100 - total flux cleaned = -0.000234095 Jy ! Component: 2150 - total flux cleaned = -0.000234148 Jy ! Component: 2200 - total flux cleaned = -0.000305126 Jy ! Component: 2250 - total flux cleaned = -0.000328402 Jy ! Component: 2300 - total flux cleaned = -0.000351451 Jy ! Component: 2350 - total flux cleaned = -0.000339997 Jy ! Component: 2400 - total flux cleaned = -0.000351238 Jy ! Component: 2450 - total flux cleaned = -0.000396372 Jy ! Component: 2500 - total flux cleaned = -0.000407576 Jy ! Component: 2550 - total flux cleaned = -0.000474019 Jy ! Component: 2600 - total flux cleaned = -0.000473858 Jy ! Component: 2650 - total flux cleaned = -0.000473861 Jy ! Component: 2700 - total flux cleaned = -0.000549284 Jy ! Component: 2750 - total flux cleaned = -0.0005814 Jy ! Component: 2800 - total flux cleaned = -0.000623784 Jy ! Component: 2850 - total flux cleaned = -0.000644866 Jy ! Component: 2900 - total flux cleaned = -0.000655187 Jy ! Component: 2950 - total flux cleaned = -0.000707043 Jy ! Component: 3000 - total flux cleaned = -0.000737921 Jy ! Component: 3050 - total flux cleaned = -0.000778785 Jy ! Component: 3100 - total flux cleaned = -0.000778939 Jy ! Component: 3150 - total flux cleaned = -0.000819312 Jy ! Component: 3200 - total flux cleaned = -0.000849326 Jy ! Component: 3250 - total flux cleaned = -0.000908894 Jy ! Component: 3300 - total flux cleaned = -0.000908886 Jy ! Component: 3350 - total flux cleaned = -0.000918678 Jy ! Component: 3400 - total flux cleaned = -0.000928396 Jy ! Component: 3450 - total flux cleaned = -0.000947673 Jy ! Component: 3500 - total flux cleaned = -0.000995688 Jy ! Component: 3550 - total flux cleaned = -0.000995804 Jy ! Component: 3600 - total flux cleaned = -0.00102425 Jy ! Component: 3650 - total flux cleaned = -0.00103372 Jy ! Component: 3700 - total flux cleaned = -0.00107119 Jy ! Component: 3750 - total flux cleaned = -0.00110831 Jy ! Component: 3800 - total flux cleaned = -0.00110836 Jy ! Component: 3850 - total flux cleaned = -0.00117262 Jy ! Component: 3900 - total flux cleaned = -0.00120006 Jy ! Component: 3950 - total flux cleaned = -0.00123638 Jy ! Component: 4000 - total flux cleaned = -0.00125447 Jy ! Component: 4050 - total flux cleaned = -0.00129026 Jy ! Total flux subtracted in 4096 components = -0.00134369 Jy ! Clean residual min=-0.000511 max=0.000491 Jy/beam ! Clean residual mean=-0.000001 rms=0.000150 Jy/beam ! Combined flux in latest and established models = 0.112472 Jy keep ! Adding 294 model components to the UV plane model. ! The established model now contains 368 components and 0.112472 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2205+2926_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8716 x 1.376 at -0.8075 degrees (North through East) ! Clean map min=-0.00081626 max=0.086489 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2205+2926_X_map.fits wmodel /vlbi/uf001/uva//J2205+2926_X_map.mod ! Writing 368 model components to file: /vlbi/uf001/uva//J2205+2926_X_map.mod wobs /vlbi/uf001/uva//J2205+2926_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2205+2926_X_uvs.fits wwins /vlbi/uf001/uva//J2205+2926_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J2205+2926_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0864892 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000149131 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.517281 0.517281 1.03456 2.06912 4.13825 8.27649 16.553 33.106 66.2119 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.086 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 579.955 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2205+2926_X_dfm.log closed on Mon Jan 14 06:07:37 2019