! Started logfile: /vlbi/uf001/uva//J0643-2451_X_dfm.log on Sun Jan 13 23:08:18 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//J0643-2451_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0643-2451_X_uva.fits ! AN table 1: 38 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.876462 visibilities/baseline/integration-bin. ! Found source: J0643-2451 ! ! 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 14388 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 J0643-2451_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 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.009433Jy sigma=20.282366 ! Fit after self-cal, rms=0.901037Jy sigma=17.941159 ! 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=0.577 mas, bmaj=1.519 mas, bpa=-2.906 degrees ! Estimated noise=0.667119 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 = 0.0675293 Jy ! Component: 100 - total flux cleaned = 0.100931 Jy ! Total flux subtracted in 100 components = 0.100931 Jy ! Clean residual min=-0.010289 max=0.016811 Jy/beam ! Clean residual mean=-0.000021 rms=0.002509 Jy/beam ! Combined flux in latest and established models = 0.100931 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.100931 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=0.092613Jy sigma=1.731658 ! Fit after self-cal, rms=0.091646Jy sigma=1.715674 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0230557 Jy ! Component: 100 - total flux cleaned = 0.0366031 Jy ! Total flux subtracted in 100 components = 0.0366031 Jy ! Clean residual min=-0.007502 max=0.011240 Jy/beam ! Clean residual mean=-0.000013 rms=0.001724 Jy/beam ! Combined flux in latest and established models = 0.137535 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 13 components and 0.137535 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=0.082785Jy sigma=1.470059 ! Fit after self-cal, rms=0.082592Jy sigma=1.467301 ! Inverting map ! Added new window around map position (-1, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0117453 Jy ! Component: 100 - total flux cleaned = 0.019861 Jy ! Total flux subtracted in 100 components = 0.019861 Jy ! Clean residual min=-0.006292 max=0.007554 Jy/beam ! Clean residual mean=-0.000010 rms=0.001371 Jy/beam ! Combined flux in latest and established models = 0.157396 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 18 components and 0.157396 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=0.079883Jy sigma=1.388950 ! Fit after self-cal, rms=0.079742Jy sigma=1.386236 ! 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=0.7414 mas, bmaj=1.873 mas, bpa=-3.327 degrees ! Estimated noise=0.316298 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 = 0.0118492 Jy ! Component: 100 - total flux cleaned = 0.019034 Jy ! Component: 150 - total flux cleaned = 0.0236849 Jy ! Component: 200 - total flux cleaned = 0.0267331 Jy ! Total flux subtracted in 200 components = 0.0267331 Jy ! Clean residual min=-0.004645 max=0.006747 Jy/beam ! Clean residual mean=-0.000014 rms=0.001267 Jy/beam ! Combined flux in latest and established models = 0.184129 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 31 components and 0.184129 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=0.078225Jy sigma=1.335092 ! Fit after self-cal, rms=0.078108Jy sigma=1.332033 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7414 x 1.873 at -3.327 degrees (North through East) ! Clean map min=-0.0042541 max=0.10245 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.96 HN 1.14 LA 0.94 ! MK 0.96 NL 1.15 OV 0.94 PT 0.96 ! SC 0.88 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 1.11 LA 0.96 ! MK 1.03 NL 1.13 OV 0.93 PT 0.92 ! SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.96 HN 1.27 LA 0.93 ! MK 1.05 NL 1.11 OV 0.91 PT 0.94 ! SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.96 HN 1.22 LA 0.96 ! MK 1.06 NL 1.16 OV 0.94 PT 0.89 ! SC 0.90 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.98 HN 1.20 LA 0.92 ! MK 1.04 NL 1.13 OV 0.95 PT 0.94 ! SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.94 HN 1.10 LA 0.96 ! MK 1.04 NL 1.19 OV 0.95 PT 0.95 ! SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 1.10 LA 0.95 ! MK 1.05 NL 1.14 OV 0.92 PT 0.95 ! SC 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 HN 1.14 LA 0.97 ! MK 1.00 NL 1.12 OV 0.90 PT 0.98 ! SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 1.11 LA 0.96 ! MK 1.02 NL 1.17 OV 0.93 PT 0.96 ! SC 0.91 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.97 HN 1.23 LA 0.97 ! MK 1.08 NL 1.11 OV 0.89 PT 1.01 ! SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.97 HN 1.12 LA 0.92 ! MK 0.95 NL 1.17 OV 0.92 PT 0.95 ! SC 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 1.10 LA 0.92 ! MK 0.95 NL 1.19 OV 0.95 PT 0.94 ! SC 0.99 ! ! ! Fit before self-cal, rms=0.078108Jy sigma=1.332033 ! Fit after self-cal, rms=0.080491Jy sigma=1.303022 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7445 mas, bmaj=1.864 mas, bpa=-2.244 degrees ! Estimated noise=0.313968 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 = -0.00112928 Jy ! Component: 100 - total flux cleaned = -0.00131286 Jy ! Component: 150 - total flux cleaned = -0.00141511 Jy ! Component: 200 - total flux cleaned = -0.00147267 Jy ! Total flux subtracted in 200 components = -0.00147267 Jy ! Clean residual min=-0.002977 max=0.002826 Jy/beam ! Clean residual mean=0.000000 rms=0.000646 Jy/beam ! Combined flux in latest and established models = 0.182656 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 39 components and 0.182656 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=0.080441Jy sigma=1.301918 ! Fit after self-cal, rms=0.080595Jy sigma=1.301475 ! 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=0.080595Jy sigma=1.301475 ! Fit after self-cal, rms=0.083975Jy sigma=1.294623 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7438 mas, bmaj=1.854 mas, bpa=-1.946 degrees ! Estimated noise=0.313016 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000166477 Jy ! Component: 100 - total flux cleaned = -0.000286983 Jy ! Component: 150 - total flux cleaned = -0.00041184 Jy ! Component: 200 - total flux cleaned = -0.000519115 Jy ! Total flux subtracted in 200 components = -0.000519115 Jy ! Clean residual min=-0.002007 max=0.002521 Jy/beam ! Clean residual mean=0.000000 rms=0.000511 Jy/beam ! Combined flux in latest and established models = 0.182137 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 45 components and 0.182137 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=0.083954Jy sigma=1.294204 ! Fit after self-cal, rms=0.084046Jy sigma=1.294056 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 (-2.6, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00240023 Jy ! Component: 100 - total flux cleaned = 0.00292064 Jy ! Component: 150 - total flux cleaned = 0.0031025 Jy ! Component: 200 - total flux cleaned = 0.00325138 Jy ! Total flux subtracted in 200 components = 0.00325138 Jy ! Clean residual min=-0.001872 max=0.001846 Jy/beam ! Clean residual mean=0.000001 rms=0.000437 Jy/beam ! Combined flux in latest and established models = 0.185388 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 67 components and 0.185388 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=0.083944Jy sigma=1.292047 ! Fit after self-cal, rms=0.083947Jy sigma=1.291875 ! 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=0.083947Jy sigma=1.291875 ! Fit after self-cal, rms=0.085445Jy sigma=1.291219 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7416 mas, bmaj=1.846 mas, bpa=-1.865 degrees ! Estimated noise=0.310349 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000490975 Jy ! Component: 100 - total flux cleaned = 0.00067443 Jy ! Component: 150 - total flux cleaned = 0.000794893 Jy ! Component: 200 - total flux cleaned = 0.000927242 Jy ! Total flux subtracted in 200 components = 0.000927242 Jy ! Clean residual min=-0.001728 max=0.001861 Jy/beam ! Clean residual mean=0.000001 rms=0.000400 Jy/beam ! Combined flux in latest and established models = 0.186315 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 82 components and 0.186315 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=0.085405Jy sigma=1.290681 ! Fit after self-cal, rms=0.085443Jy sigma=1.290630 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 (-9.2, -25.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00106634 Jy ! Component: 100 - total flux cleaned = 0.00105945 Jy ! Component: 150 - total flux cleaned = 0.0010626 Jy ! Component: 200 - total flux cleaned = 0.00108799 Jy ! Total flux subtracted in 200 components = 0.00108799 Jy ! Clean residual min=-0.001645 max=0.001757 Jy/beam ! Clean residual mean=0.000001 rms=0.000379 Jy/beam ! Combined flux in latest and established models = 0.187403 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 95 components and 0.187403 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=0.085400Jy sigma=1.289827 ! Fit after self-cal, rms=0.085390Jy sigma=1.289781 ! Inverting map ! Added new window around map position (3.2, 19.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00143676 Jy ! Component: 100 - total flux cleaned = 0.00178402 Jy ! Component: 150 - total flux cleaned = 0.00198082 Jy ! Component: 200 - total flux cleaned = 0.00218611 Jy ! Total flux subtracted in 200 components = 0.00218611 Jy ! Clean residual min=-0.001608 max=0.001476 Jy/beam ! Clean residual mean=0.000001 rms=0.000351 Jy/beam ! Combined flux in latest and established models = 0.18959 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 111 components and 0.18959 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=0.085349Jy sigma=1.289037 ! Fit after self-cal, rms=0.085346Jy sigma=1.288961 ! 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=0.085346Jy sigma=1.288961 ! Fit after self-cal, rms=0.085219Jy sigma=1.288861 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.025 mas, bmaj=4.942 mas, bpa=3.66 degrees ! Estimated noise=0.414213 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000948097 Jy ! Component: 100 - total flux cleaned = 0.00157831 Jy ! Component: 150 - total flux cleaned = 0.00206545 Jy ! Component: 200 - total flux cleaned = 0.00244618 Jy ! Total flux subtracted in 200 components = 0.00244618 Jy ! Clean residual min=-0.001526 max=0.001575 Jy/beam ! Clean residual mean=0.000002 rms=0.000393 Jy/beam ! Combined flux in latest and established models = 0.192036 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 137 components and 0.192036 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=0.085212Jy sigma=1.288774 ! Fit after self-cal, rms=0.085221Jy sigma=1.288745 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 = 0.000425356 Jy ! Component: 100 - total flux cleaned = 0.000694599 Jy ! Component: 150 - total flux cleaned = 0.000855035 Jy ! Component: 200 - total flux cleaned = 0.000883983 Jy ! Total flux subtracted in 200 components = 0.000883983 Jy ! Clean residual min=-0.001481 max=0.001557 Jy/beam ! Clean residual mean=0.000002 rms=0.000378 Jy/beam ! Combined flux in latest and established models = 0.19292 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 150 components and 0.19292 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=0.085219Jy sigma=1.288767 ! Fit after self-cal, rms=0.085224Jy sigma=1.288759 ! 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=0.7405 mas, bmaj=1.843 mas, bpa=-1.839 degrees ! Estimated noise=0.308821 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7405 x 1.843 at -1.839 degrees (North through East) ! Clean map min=-0.0020886 max=0.10133 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=0.5769 mas, bmaj=1.494 mas, bpa=-1.24 degrees ! Estimated noise=0.649854 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0666982 Jy ! Component: 100 - total flux cleaned = 0.10254 Jy ! Component: 150 - total flux cleaned = 0.124131 Jy ! Component: 200 - total flux cleaned = 0.138748 Jy ! Total flux subtracted in 200 components = 0.138748 Jy ! Clean residual min=-0.005522 max=0.008301 Jy/beam ! Clean residual mean=-0.000009 rms=0.001445 Jy/beam ! Combined flux in latest and established models = 0.138748 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.138748 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7405 mas, bmaj=1.843 mas, bpa=-1.839 degrees ! Estimated noise=0.308821 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 = 0.0172249 Jy ! Component: 100 - total flux cleaned = 0.0268173 Jy ! Component: 150 - total flux cleaned = 0.0328715 Jy ! Component: 200 - total flux cleaned = 0.0369167 Jy ! Total flux subtracted in 200 components = 0.0369167 Jy ! Clean residual min=-0.002358 max=0.002668 Jy/beam ! Clean residual mean=-0.000004 rms=0.000601 Jy/beam ! Combined flux in latest and established models = 0.175665 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 31 components and 0.175665 Jy ! Inverting map ! Added new window around map position (0.2, 3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00297549 Jy ! Component: 100 - total flux cleaned = 0.00517301 Jy ! Component: 150 - total flux cleaned = 0.007011 Jy ! Component: 200 - total flux cleaned = 0.00852213 Jy ! Total flux subtracted in 200 components = 0.00852213 Jy ! Clean residual min=-0.001870 max=0.001582 Jy/beam ! Clean residual mean=-0.000001 rms=0.000420 Jy/beam ! Combined flux in latest and established models = 0.184187 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 50 components and 0.184187 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=2.025 mas, bmaj=4.942 mas, bpa=3.66 degrees ! Estimated noise=0.414213 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00228827 Jy ! Component: 100 - total flux cleaned = 0.00376041 Jy ! Component: 150 - total flux cleaned = 0.00494679 Jy ! Component: 200 - total flux cleaned = 0.00593512 Jy ! Total flux subtracted in 200 components = 0.00593512 Jy ! Clean residual min=-0.001683 max=0.001562 Jy/beam ! Clean residual mean=0.000001 rms=0.000446 Jy/beam ! Combined flux in latest and established models = 0.190122 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 = 0.000640397 Jy ! Component: 100 - total flux cleaned = 0.00116777 Jy ! Component: 150 - total flux cleaned = 0.00155535 Jy ! Component: 200 - total flux cleaned = 0.00185318 Jy ! Total flux subtracted in 200 components = 0.00185318 Jy ! Clean residual min=-0.001584 max=0.001463 Jy/beam ! Clean residual mean=0.000001 rms=0.000395 Jy/beam ! Combined flux in latest and established models = 0.191975 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 107 components and 0.191975 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7405 mas, bmaj=1.843 mas, bpa=-1.839 degrees ! Estimated noise=0.308821 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.99476e-07 Jy ! Component: 100 - total flux cleaned = -0.00029009 Jy ! Component: 150 - total flux cleaned = -0.000522103 Jy ! Component: 200 - total flux cleaned = -0.000602085 Jy ! Total flux subtracted in 200 components = -0.000602085 Jy ! Clean residual min=-0.001531 max=0.001393 Jy/beam ! Clean residual mean=0.000000 rms=0.000337 Jy/beam ! Combined flux in latest and established models = 0.191373 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 127 components and 0.191373 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=0.085226Jy sigma=1.288966 ! Fit after self-cal, rms=0.085216Jy sigma=1.288893 wmodel J0643-2451_X_map.mod ! Writing 127 model components to file: J0643-2451_X_map.mod wobs J0643-2451_X_uvs.fits ! Writing UV FITS file: J0643-2451_X_uvs.fits wwins J0643-2451_X_map.win ! wwins: Wrote 6 windows to J0643-2451_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 = -0.00058611 Jy ! Component: 100 - total flux cleaned = -0.000840739 Jy ! Component: 150 - total flux cleaned = -0.0010595 Jy ! Component: 200 - total flux cleaned = -0.00122368 Jy ! Component: 250 - total flux cleaned = -0.00140454 Jy ! Component: 300 - total flux cleaned = -0.00151457 Jy ! Component: 350 - total flux cleaned = -0.00166496 Jy ! Component: 400 - total flux cleaned = -0.00174886 Jy ! Component: 450 - total flux cleaned = -0.00183141 Jy ! Component: 500 - total flux cleaned = -0.0019529 Jy ! Component: 550 - total flux cleaned = -0.00209142 Jy ! Component: 600 - total flux cleaned = -0.00220788 Jy ! Component: 650 - total flux cleaned = -0.00228403 Jy ! Component: 700 - total flux cleaned = -0.0023399 Jy ! Component: 750 - total flux cleaned = -0.00243237 Jy ! Component: 800 - total flux cleaned = -0.00245074 Jy ! Component: 850 - total flux cleaned = -0.00248674 Jy ! Component: 900 - total flux cleaned = -0.00245143 Jy ! Component: 950 - total flux cleaned = -0.00246936 Jy ! Component: 1000 - total flux cleaned = -0.00250371 Jy ! Component: 1050 - total flux cleaned = -0.00241859 Jy ! Component: 1100 - total flux cleaned = -0.00245249 Jy ! Component: 1150 - total flux cleaned = -0.0024526 Jy ! Component: 1200 - total flux cleaned = -0.00240347 Jy ! Component: 1250 - total flux cleaned = -0.00245212 Jy ! Component: 1300 - total flux cleaned = -0.00250031 Jy ! Component: 1350 - total flux cleaned = -0.00250003 Jy ! Component: 1400 - total flux cleaned = -0.00245281 Jy ! Component: 1450 - total flux cleaned = -0.00250011 Jy ! Component: 1500 - total flux cleaned = -0.00251553 Jy ! Component: 1550 - total flux cleaned = -0.00254629 Jy ! Component: 1600 - total flux cleaned = -0.00254629 Jy ! Component: 1650 - total flux cleaned = -0.00256146 Jy ! Component: 1700 - total flux cleaned = -0.00254657 Jy ! Component: 1750 - total flux cleaned = -0.00260617 Jy ! Component: 1800 - total flux cleaned = -0.00260594 Jy ! Component: 1850 - total flux cleaned = -0.00259143 Jy ! Component: 1900 - total flux cleaned = -0.00262017 Jy ! Component: 1950 - total flux cleaned = -0.00262008 Jy ! Component: 2000 - total flux cleaned = -0.00264876 Jy ! Component: 2050 - total flux cleaned = -0.00264883 Jy ! Component: 2100 - total flux cleaned = -0.00260704 Jy ! Component: 2150 - total flux cleaned = -0.00263462 Jy ! Component: 2200 - total flux cleaned = -0.00260719 Jy ! Component: 2250 - total flux cleaned = -0.00257994 Jy ! Component: 2300 - total flux cleaned = -0.00263397 Jy ! Component: 2350 - total flux cleaned = -0.00258038 Jy ! Component: 2400 - total flux cleaned = -0.00268659 Jy ! Component: 2450 - total flux cleaned = -0.00259414 Jy ! Component: 2500 - total flux cleaned = -0.00260719 Jy ! Component: 2550 - total flux cleaned = -0.00258111 Jy ! Component: 2600 - total flux cleaned = -0.00260695 Jy ! Component: 2650 - total flux cleaned = -0.00261973 Jy ! Component: 2700 - total flux cleaned = -0.00258143 Jy ! Component: 2750 - total flux cleaned = -0.00260677 Jy ! Component: 2800 - total flux cleaned = -0.00259426 Jy ! Component: 2850 - total flux cleaned = -0.0025942 Jy ! Component: 2900 - total flux cleaned = -0.00256944 Jy ! Component: 2950 - total flux cleaned = -0.00258178 Jy ! Component: 3000 - total flux cleaned = -0.00255747 Jy ! Component: 3050 - total flux cleaned = -0.00256971 Jy ! Component: 3100 - total flux cleaned = -0.00256968 Jy ! Component: 3150 - total flux cleaned = -0.00250974 Jy ! Component: 3200 - total flux cleaned = -0.00248605 Jy ! Component: 3250 - total flux cleaned = -0.00253355 Jy ! Component: 3300 - total flux cleaned = -0.00253362 Jy ! Component: 3350 - total flux cleaned = -0.00254526 Jy ! Component: 3400 - total flux cleaned = -0.00253358 Jy ! Component: 3450 - total flux cleaned = -0.00253349 Jy ! Component: 3500 - total flux cleaned = -0.00252196 Jy ! Component: 3550 - total flux cleaned = -0.00249914 Jy ! Component: 3600 - total flux cleaned = -0.00248775 Jy ! Component: 3650 - total flux cleaned = -0.00248791 Jy ! Component: 3700 - total flux cleaned = -0.00248798 Jy ! Component: 3750 - total flux cleaned = -0.0024992 Jy ! Component: 3800 - total flux cleaned = -0.00248813 Jy ! Component: 3850 - total flux cleaned = -0.00254327 Jy ! Component: 3900 - total flux cleaned = -0.00252118 Jy ! Component: 3950 - total flux cleaned = -0.00252115 Jy ! Component: 4000 - total flux cleaned = -0.00251028 Jy ! Component: 4050 - total flux cleaned = -0.00255351 Jy ! Total flux subtracted in 4096 components = -0.00252118 Jy ! Clean residual min=-0.000595 max=0.000625 Jy/beam ! Clean residual mean=-0.000000 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.188852 Jy keep ! Adding 267 model components to the UV plane model. ! The established model now contains 394 components and 0.188852 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0643-2451_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7405 x 1.843 at -1.839 degrees (North through East) ! Clean map min=-0.0012306 max=0.10115 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0643-2451_X_map.fits wmodel /vlbi/uf001/uva//J0643-2451_X_map.mod ! Writing 394 model components to file: /vlbi/uf001/uva//J0643-2451_X_map.mod wobs /vlbi/uf001/uva//J0643-2451_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0643-2451_X_uvs.fits wwins /vlbi/uf001/uva//J0643-2451_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J0643-2451_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.10115 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000177673 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.526957 0.526957 1.05391 2.10783 4.21566 8.43131 16.8626 33.7253 67.4505 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.101 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 569.306 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0643-2451_X_dfm.log closed on Sun Jan 13 23:08:23 2019