! Started logfile: /vlbi/uf001/uva//J0831+0847_S_dfm.log on Sun Jan 13 23:58:28 2019 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /vlbi/uf001/uva//J0831+0847_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0831+0847_S_uva.fits ! AN table 1: 82 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.720325 visibilities/baseline/integration-bin. ! Found source: J0831+0847 ! ! There are 3 IFs, and a total of 3 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22e+09 3.2e+07 1 3.2e+07 ! 02 2 2.252e+09 3.2e+07 1 3.2e+07 ! 03 3 2.284e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 44 lines of history. ! ! Reading 7974 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 3 channels. ! Selecting polarization: RR, channels: 1..3 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J0831+0847_S] 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 0.500x0.500 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 198 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 198 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 198 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.998611Jy sigma=21.081372 ! Fit after self-cal, rms=0.899697Jy sigma=18.992288 ! 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=2.831 mas, bmaj=6.898 mas, bpa=-4.656 degrees ! Estimated noise=0.522586 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 = 0.0767573 Jy ! Component: 100 - total flux cleaned = 0.101065 Jy ! Total flux subtracted in 100 components = 0.101065 Jy ! Clean residual min=-0.004300 max=0.009936 Jy/beam ! Clean residual mean=-0.000017 rms=0.001318 Jy/beam ! Combined flux in latest and established models = 0.101065 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.101065 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065131Jy sigma=1.328532 ! Fit after self-cal, rms=0.065008Jy sigma=1.326015 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0101789 Jy ! Component: 100 - total flux cleaned = 0.0144782 Jy ! Total flux subtracted in 100 components = 0.0144782 Jy ! Clean residual min=-0.004120 max=0.004921 Jy/beam ! Clean residual mean=-0.000011 rms=0.001110 Jy/beam ! Combined flux in latest and established models = 0.115543 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 14 components and 0.115543 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063566Jy sigma=1.295172 ! Fit after self-cal, rms=0.063559Jy sigma=1.294953 ! 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=3.379 mas, bmaj=7.685 mas, bpa=-3.606 degrees ! Estimated noise=0.391164 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 = 0.00143133 Jy ! Component: 100 - total flux cleaned = 0.00143388 Jy ! Component: 150 - total flux cleaned = 0.00134085 Jy ! Component: 200 - total flux cleaned = 0.001172 Jy ! Total flux subtracted in 200 components = 0.001172 Jy ! Clean residual min=-0.003542 max=0.005196 Jy/beam ! Clean residual mean=-0.000020 rms=0.001098 Jy/beam ! Combined flux in latest and established models = 0.116715 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 23 components and 0.116715 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063461Jy sigma=1.292865 ! Fit after self-cal, rms=0.063455Jy sigma=1.292827 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.379 x 7.685 at -3.606 degrees (North through East) ! Clean map min=-0.0034652 max=0.10067 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.94 HN 0.95 KP 0.96 ! LA 0.89 MK 1.02 NL 1.01 OV 0.96 ! PT 1.26 SC 1.00 ! ! ! Correcting IF 2. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 0.92 KP 0.99 ! LA 0.87 MK 1.05 NL 1.04 OV 0.96 ! PT 1.27 SC 0.97 ! ! ! Correcting IF 3. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.93 HN 0.98 KP 1.00 ! LA 0.90 MK 0.97 NL 1.06 OV 0.98 ! PT 1.31 SC 0.99 ! ! ! Fit before self-cal, rms=0.063455Jy sigma=1.292827 ! Fit after self-cal, rms=0.064082Jy sigma=1.272449 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.348 mas, bmaj=7.577 mas, bpa=-3.558 degrees ! Estimated noise=0.394556 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 = 0.000202879 Jy ! Component: 100 - total flux cleaned = 0.000139996 Jy ! Component: 150 - total flux cleaned = 8.27405e-05 Jy ! Component: 200 - total flux cleaned = 7.40284e-06 Jy ! Total flux subtracted in 200 components = 7.40284e-06 Jy ! Clean residual min=-0.003833 max=0.003566 Jy/beam ! Clean residual mean=-0.000024 rms=0.000892 Jy/beam ! Combined flux in latest and established models = 0.116722 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 29 components and 0.116722 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064055Jy sigma=1.271881 ! Fit after self-cal, rms=0.064149Jy sigma=1.271324 ! 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. ! ! Fit before self-cal, rms=0.064149Jy sigma=1.271324 ! Fit after self-cal, rms=0.066507Jy sigma=1.240509 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.344 mas, bmaj=7.663 mas, bpa=-2.93 degrees ! Estimated noise=0.397497 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000823738 Jy ! Component: 100 - total flux cleaned = -0.000793145 Jy ! Component: 150 - total flux cleaned = -0.000742496 Jy ! Component: 200 - total flux cleaned = -0.000675704 Jy ! Total flux subtracted in 200 components = -0.000675704 Jy ! Clean residual min=-0.002114 max=0.002794 Jy/beam ! Clean residual mean=-0.000001 rms=0.000508 Jy/beam ! Combined flux in latest and established models = 0.116047 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 41 components and 0.116047 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066483Jy sigma=1.239922 ! Fit after self-cal, rms=0.066558Jy sigma=1.239467 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 (5, 4.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00219479 Jy ! Component: 100 - total flux cleaned = 0.00260266 Jy ! Component: 150 - total flux cleaned = 0.00268004 Jy ! Component: 200 - total flux cleaned = 0.00278082 Jy ! Total flux subtracted in 200 components = 0.00278082 Jy ! Clean residual min=-0.001994 max=0.002079 Jy/beam ! Clean residual mean=0.000000 rms=0.000477 Jy/beam ! Combined flux in latest and established models = 0.118828 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 61 components and 0.118828 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066468Jy sigma=1.237368 ! Fit after self-cal, rms=0.066469Jy sigma=1.237189 ! Inverting map ! Added new window around map position (-25.5, -110). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00127596 Jy ! Component: 100 - total flux cleaned = 0.00132538 Jy ! Component: 150 - total flux cleaned = 0.00121601 Jy ! Component: 200 - total flux cleaned = 0.00115342 Jy ! Total flux subtracted in 200 components = 0.00115342 Jy ! Clean residual min=-0.001967 max=0.002116 Jy/beam ! Clean residual mean=0.000000 rms=0.000458 Jy/beam ! Combined flux in latest and established models = 0.119981 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 84 components and 0.119981 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066402Jy sigma=1.235878 ! Fit after self-cal, rms=0.066404Jy sigma=1.235790 ! Inverting map ! Added new window around map position (-127.5, 118). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00172626 Jy ! Component: 100 - total flux cleaned = 0.00229278 Jy ! Component: 150 - total flux cleaned = 0.00274675 Jy ! Component: 200 - total flux cleaned = 0.00306918 Jy ! Total flux subtracted in 200 components = 0.00306918 Jy ! Clean residual min=-0.002016 max=0.001726 Jy/beam ! Clean residual mean=-0.000002 rms=0.000443 Jy/beam ! Combined flux in latest and established models = 0.12305 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 107 components and 0.12305 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066341Jy sigma=1.234644 ! Fit after self-cal, rms=0.066340Jy sigma=1.234565 ! 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. ! ! Fit before self-cal, rms=0.066340Jy sigma=1.234565 ! Fit after self-cal, rms=0.066942Jy sigma=1.234097 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.347 mas, bmaj=7.672 mas, bpa=-2.742 degrees ! Estimated noise=0.397094 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000364174 Jy ! Component: 100 - total flux cleaned = 0.000569576 Jy ! Component: 150 - total flux cleaned = 0.000727897 Jy ! Component: 200 - total flux cleaned = 0.000874471 Jy ! Total flux subtracted in 200 components = 0.000874471 Jy ! Clean residual min=-0.001967 max=0.001729 Jy/beam ! Clean residual mean=-0.000001 rms=0.000431 Jy/beam ! Combined flux in latest and established models = 0.123925 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 123 components and 0.123925 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066918Jy sigma=1.233670 ! Fit after self-cal, rms=0.066924Jy sigma=1.233648 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 = 0.000222529 Jy ! Component: 100 - total flux cleaned = 0.000336365 Jy ! Component: 150 - total flux cleaned = 0.00037997 Jy ! Component: 200 - total flux cleaned = 0.000483558 Jy ! Total flux subtracted in 200 components = 0.000483558 Jy ! Clean residual min=-0.001959 max=0.001722 Jy/beam ! Clean residual mean=-0.000000 rms=0.000429 Jy/beam ! Combined flux in latest and established models = 0.124408 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 128 components and 0.124408 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066909Jy sigma=1.233398 ! Fit after self-cal, rms=0.066910Jy sigma=1.233389 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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. ! ! Fit before self-cal, rms=0.066910Jy sigma=1.233389 ! Fit after self-cal, rms=0.066999Jy sigma=1.233362 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.275 mas, bmaj=11.08 mas, bpa=-2.307 degrees ! Estimated noise=0.497016 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000756498 Jy ! Component: 100 - total flux cleaned = 0.000918555 Jy ! Component: 150 - total flux cleaned = 0.00105651 Jy ! Component: 200 - total flux cleaned = 0.00117368 Jy ! Total flux subtracted in 200 components = 0.00117368 Jy ! Clean residual min=-0.002234 max=0.002136 Jy/beam ! Clean residual mean=-0.000003 rms=0.000553 Jy/beam ! Combined flux in latest and established models = 0.125582 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 145 components and 0.125582 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066994Jy sigma=1.233320 ! Fit after self-cal, rms=0.066995Jy sigma=1.233295 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 = 0.000283028 Jy ! Component: 100 - total flux cleaned = 0.00040891 Jy ! Component: 150 - total flux cleaned = 0.000519072 Jy ! Component: 200 - total flux cleaned = 0.00060597 Jy ! Total flux subtracted in 200 components = 0.00060597 Jy ! Clean residual min=-0.002220 max=0.002101 Jy/beam ! Clean residual mean=-0.000003 rms=0.000551 Jy/beam ! Combined flux in latest and established models = 0.126188 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 156 components and 0.126188 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066992Jy sigma=1.233291 ! Fit after self-cal, rms=0.066992Jy sigma=1.233284 ! 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=3.352 mas, bmaj=7.68 mas, bpa=-2.718 degrees ! Estimated noise=0.397029 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.352 x 7.68 at -2.718 degrees (North through East) ! Clean map min=-0.0018019 max=0.099955 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=2.825 mas, bmaj=7.011 mas, bpa=-3.592 degrees ! Estimated noise=0.5242 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0763089 Jy ! Component: 100 - total flux cleaned = 0.0998646 Jy ! Component: 150 - total flux cleaned = 0.10949 Jy ! Component: 200 - total flux cleaned = 0.113959 Jy ! Total flux subtracted in 200 components = 0.113959 Jy ! Clean residual min=-0.003060 max=0.002806 Jy/beam ! Clean residual mean=-0.000001 rms=0.000645 Jy/beam ! Combined flux in latest and established models = 0.113959 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 0.113959 Jy ! Inverting map and beam ! Estimated beam: bmin=3.352 mas, bmaj=7.68 mas, bpa=-2.718 degrees ! Estimated noise=0.397029 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 = 0.00349067 Jy ! Component: 100 - total flux cleaned = 0.00566021 Jy ! Component: 150 - total flux cleaned = 0.00683095 Jy ! Component: 200 - total flux cleaned = 0.00773904 Jy ! Total flux subtracted in 200 components = 0.00773904 Jy ! Clean residual min=-0.002174 max=0.001851 Jy/beam ! Clean residual mean=-0.000002 rms=0.000479 Jy/beam ! Combined flux in latest and established models = 0.121698 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 40 components and 0.121698 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.275 mas, bmaj=11.08 mas, bpa=-2.307 degrees ! Estimated noise=0.497016 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00181004 Jy ! Component: 100 - total flux cleaned = 0.0024838 Jy ! Component: 150 - total flux cleaned = 0.00295258 Jy ! Component: 200 - total flux cleaned = 0.00335582 Jy ! Total flux subtracted in 200 components = 0.00335582 Jy ! Clean residual min=-0.002268 max=0.002064 Jy/beam ! Clean residual mean=-0.000003 rms=0.000571 Jy/beam ! Combined flux in latest and established models = 0.125054 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 = 0.000192786 Jy ! Component: 100 - total flux cleaned = 0.00036999 Jy ! Component: 150 - total flux cleaned = 0.000532498 Jy ! Component: 200 - total flux cleaned = 0.000657923 Jy ! Total flux subtracted in 200 components = 0.000657923 Jy ! Clean residual min=-0.002215 max=0.002103 Jy/beam ! Clean residual mean=-0.000004 rms=0.000559 Jy/beam ! Combined flux in latest and established models = 0.125712 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 101 components and 0.125712 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.352 mas, bmaj=7.68 mas, bpa=-2.718 degrees ! Estimated noise=0.397029 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000368666 Jy ! Component: 100 - total flux cleaned = -0.000366064 Jy ! Component: 150 - total flux cleaned = -0.00033041 Jy ! Component: 200 - total flux cleaned = -0.00033056 Jy ! Total flux subtracted in 200 components = -0.00033056 Jy ! Clean residual min=-0.001960 max=0.001811 Jy/beam ! Clean residual mean=-0.000001 rms=0.000439 Jy/beam ! Combined flux in latest and established models = 0.125381 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 124 components and 0.125381 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067065Jy sigma=1.234372 ! Fit after self-cal, rms=0.067062Jy sigma=1.234297 wmodel J0831+0847_S_map.mod ! Writing 124 model components to file: J0831+0847_S_map.mod wobs J0831+0847_S_uvs.fits ! Writing UV FITS file: J0831+0847_S_uvs.fits wwins J0831+0847_S_map.win ! wwins: Wrote 4 windows to J0831+0847_S_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 = -0.000544657 Jy ! Component: 100 - total flux cleaned = -0.000637887 Jy ! Component: 150 - total flux cleaned = -0.000783635 Jy ! Component: 200 - total flux cleaned = -0.00089624 Jy ! Component: 250 - total flux cleaned = -0.000736088 Jy ! Component: 300 - total flux cleaned = -0.000606095 Jy ! Component: 350 - total flux cleaned = -0.000429301 Jy ! Component: 400 - total flux cleaned = -0.00040441 Jy ! Component: 450 - total flux cleaned = -0.000307974 Jy ! Component: 500 - total flux cleaned = -0.000378723 Jy ! Component: 550 - total flux cleaned = -0.000401769 Jy ! Component: 600 - total flux cleaned = -0.000402124 Jy ! Component: 650 - total flux cleaned = -0.00046915 Jy ! Component: 700 - total flux cleaned = -0.000512866 Jy ! Component: 750 - total flux cleaned = -0.000599272 Jy ! Component: 800 - total flux cleaned = -0.000620645 Jy ! Component: 850 - total flux cleaned = -0.000683555 Jy ! Component: 900 - total flux cleaned = -0.000725267 Jy ! Component: 950 - total flux cleaned = -0.000786777 Jy ! Component: 1000 - total flux cleaned = -0.000847248 Jy ! Component: 1050 - total flux cleaned = -0.000787506 Jy ! Component: 1100 - total flux cleaned = -0.000807729 Jy ! Component: 1150 - total flux cleaned = -0.000807785 Jy ! Component: 1200 - total flux cleaned = -0.000788546 Jy ! Component: 1250 - total flux cleaned = -0.000769696 Jy ! Component: 1300 - total flux cleaned = -0.000788636 Jy ! Component: 1350 - total flux cleaned = -0.00069551 Jy ! Component: 1400 - total flux cleaned = -0.00071432 Jy ! Component: 1450 - total flux cleaned = -0.000787121 Jy ! Component: 1500 - total flux cleaned = -0.000714529 Jy ! Component: 1550 - total flux cleaned = -0.000768341 Jy ! Component: 1600 - total flux cleaned = -0.000821778 Jy ! Component: 1650 - total flux cleaned = -0.000751382 Jy ! Component: 1700 - total flux cleaned = -0.000768706 Jy ! Component: 1750 - total flux cleaned = -0.000785787 Jy ! Component: 1800 - total flux cleaned = -0.00081991 Jy ! Component: 1850 - total flux cleaned = -0.000734736 Jy ! Component: 1900 - total flux cleaned = -0.000751398 Jy ! Component: 1950 - total flux cleaned = -0.000701549 Jy ! Component: 2000 - total flux cleaned = -0.000718086 Jy ! Component: 2050 - total flux cleaned = -0.000751021 Jy ! Component: 2100 - total flux cleaned = -0.000734746 Jy ! Component: 2150 - total flux cleaned = -0.000799184 Jy ! Component: 2200 - total flux cleaned = -0.000719053 Jy ! Component: 2250 - total flux cleaned = -0.000735077 Jy ! Component: 2300 - total flux cleaned = -0.000719482 Jy ! Component: 2350 - total flux cleaned = -0.000750957 Jy ! Component: 2400 - total flux cleaned = -0.00076665 Jy ! Component: 2450 - total flux cleaned = -0.000797593 Jy ! Component: 2500 - total flux cleaned = -0.000828222 Jy ! Component: 2550 - total flux cleaned = -0.000843612 Jy ! Component: 2600 - total flux cleaned = -0.000919263 Jy ! Component: 2650 - total flux cleaned = -0.000949118 Jy ! Component: 2700 - total flux cleaned = -0.000949218 Jy ! Component: 2750 - total flux cleaned = -0.000964258 Jy ! Component: 2800 - total flux cleaned = -0.00099371 Jy ! Component: 2850 - total flux cleaned = -0.000993701 Jy ! Component: 2900 - total flux cleaned = -0.00109528 Jy ! Component: 2950 - total flux cleaned = -0.00110972 Jy ! Component: 3000 - total flux cleaned = -0.00109533 Jy ! Component: 3050 - total flux cleaned = -0.00113807 Jy ! Component: 3100 - total flux cleaned = -0.00109578 Jy ! Component: 3150 - total flux cleaned = -0.00112382 Jy ! Component: 3200 - total flux cleaned = -0.00119376 Jy ! Component: 3250 - total flux cleaned = -0.00122151 Jy ! Component: 3300 - total flux cleaned = -0.00122145 Jy ! Component: 3350 - total flux cleaned = -0.00122151 Jy ! Component: 3400 - total flux cleaned = -0.00127605 Jy ! Component: 3450 - total flux cleaned = -0.00124887 Jy ! Component: 3500 - total flux cleaned = -0.00127574 Jy ! Component: 3550 - total flux cleaned = -0.0012757 Jy ! Component: 3600 - total flux cleaned = -0.00136895 Jy ! Component: 3650 - total flux cleaned = -0.00135572 Jy ! Component: 3700 - total flux cleaned = -0.001369 Jy ! Component: 3750 - total flux cleaned = -0.00143466 Jy ! Component: 3800 - total flux cleaned = -0.00140873 Jy ! Component: 3850 - total flux cleaned = -0.00147355 Jy ! Component: 3900 - total flux cleaned = -0.00151226 Jy ! Component: 3950 - total flux cleaned = -0.00153786 Jy ! Component: 4000 - total flux cleaned = -0.00149979 Jy ! Component: 4050 - total flux cleaned = -0.00161385 Jy ! Total flux subtracted in 4096 components = -0.001614 Jy ! Clean residual min=-0.000719 max=0.000725 Jy/beam ! Clean residual mean=0.000001 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.123767 Jy keep ! Adding 298 model components to the UV plane model. ! The established model now contains 422 components and 0.123767 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0831+0847_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.352 x 7.68 at -2.718 degrees (North through East) ! Clean map min=-0.0014375 max=0.099723 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0831+0847_S_map.fits wmodel /vlbi/uf001/uva//J0831+0847_S_map.mod ! Writing 422 model components to file: /vlbi/uf001/uva//J0831+0847_S_map.mod wobs /vlbi/uf001/uva//J0831+0847_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0831+0847_S_uvs.fits wwins /vlbi/uf001/uva//J0831+0847_S_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J0831+0847_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.099723 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000234958 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.706831 0.706831 1.41366 2.82732 5.65465 11.3093 22.6186 45.2372 90.4744 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.099 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 424.429 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0831+0847_S_dfm.log closed on Sun Jan 13 23:58:33 2019