! Started logfile: /vlbi/uf001/uva//J1920+2651_S_dfm.log on Mon Jan 14 05:00:49 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//J1920+2651_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1920+2651_S_uva.fits ! AN table 1: 87 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.864368 visibilities/baseline/integration-bin. ! Found source: J1920+2651 ! ! 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 10152 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 J1920+2651_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 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.037193Jy sigma=22.602494 ! Fit after self-cal, rms=0.752593Jy sigma=16.607506 ! 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=2.92 mas, bmaj=6.141 mas, bpa=-15.17 degrees ! Estimated noise=0.519761 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 = 0.183892 Jy ! Component: 100 - total flux cleaned = 0.228537 Jy ! Total flux subtracted in 100 components = 0.228537 Jy ! Clean residual min=-0.009444 max=0.017783 Jy/beam ! Clean residual mean=-0.000043 rms=0.002459 Jy/beam ! Combined flux in latest and established models = 0.228537 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.228537 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.102853Jy sigma=1.616900 ! Fit after self-cal, rms=0.102835Jy sigma=1.616366 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.019571 Jy ! Component: 100 - total flux cleaned = 0.0305335 Jy ! Total flux subtracted in 100 components = 0.0305335 Jy ! Clean residual min=-0.008531 max=0.008920 Jy/beam ! Clean residual mean=-0.000022 rms=0.002005 Jy/beam ! Combined flux in latest and established models = 0.25907 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 34 components and 0.25907 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.097035Jy sigma=1.476735 ! Fit after self-cal, rms=0.097016Jy sigma=1.475966 ! 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=3.463 mas, bmaj=6.784 mas, bpa=-13.14 degrees ! Estimated noise=0.333681 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 = 0.0100297 Jy ! Component: 100 - total flux cleaned = 0.0153813 Jy ! Component: 150 - total flux cleaned = 0.0187338 Jy ! Component: 200 - total flux cleaned = 0.0210195 Jy ! Total flux subtracted in 200 components = 0.0210195 Jy ! Clean residual min=-0.007833 max=0.008326 Jy/beam ! Clean residual mean=-0.000010 rms=0.001928 Jy/beam ! Combined flux in latest and established models = 0.28009 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 50 components and 0.28009 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.095488Jy sigma=1.450181 ! Fit after self-cal, rms=0.095484Jy sigma=1.449978 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.463 x 6.784 at -13.14 degrees (North through East) ! Clean map min=-0.0076453 max=0.24347 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.98 HN 1.00 KP 1.03 ! LA 0.95 MK 1.02 NL 1.04 OV 0.98 ! PT 0.97 SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.96 HN 1.00 KP 0.99 ! LA 0.93 MK 1.01 NL 1.14 OV 0.95 ! PT 0.97 SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.96 HN 0.99 KP 0.99 ! LA 0.93 MK 1.01 NL 1.15 OV 0.98 ! PT 0.98 SC 1.02 ! ! ! Fit before self-cal, rms=0.095484Jy sigma=1.449978 ! Fit after self-cal, rms=0.107744Jy sigma=1.387270 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.478 mas, bmaj=6.886 mas, bpa=-13.35 degrees ! Estimated noise=0.338675 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 = 0.000970652 Jy ! Component: 100 - total flux cleaned = 0.000706317 Jy ! Component: 150 - total flux cleaned = 0.000507146 Jy ! Component: 200 - total flux cleaned = 0.000283498 Jy ! Total flux subtracted in 200 components = 0.000283498 Jy ! Clean residual min=-0.006297 max=0.006555 Jy/beam ! Clean residual mean=0.000006 rms=0.001641 Jy/beam ! Combined flux in latest and established models = 0.280373 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 61 components and 0.280373 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.107311Jy sigma=1.386487 ! Fit after self-cal, rms=0.107325Jy sigma=1.386245 ! 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=0.107325Jy sigma=1.386245 ! Fit after self-cal, rms=0.117077Jy sigma=1.377550 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.474 mas, bmaj=6.897 mas, bpa=-13.46 degrees ! Estimated noise=0.341468 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00178278 Jy ! Component: 100 - total flux cleaned = 0.00145291 Jy ! Component: 150 - total flux cleaned = 0.00134784 Jy ! Component: 200 - total flux cleaned = 0.00125638 Jy ! Total flux subtracted in 200 components = 0.00125638 Jy ! Clean residual min=-0.006070 max=0.006555 Jy/beam ! Clean residual mean=0.000007 rms=0.001635 Jy/beam ! Combined flux in latest and established models = 0.281629 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 64 components and 0.281629 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.116688Jy sigma=1.378126 ! Fit after self-cal, rms=0.116691Jy sigma=1.378080 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 = 5.52173e-06 Jy ! Component: 100 - total flux cleaned = -0.000133676 Jy ! Component: 150 - total flux cleaned = -0.000225306 Jy ! Component: 200 - total flux cleaned = -0.000307615 Jy ! Total flux subtracted in 200 components = -0.000307615 Jy ! Clean residual min=-0.006055 max=0.006460 Jy/beam ! Clean residual mean=0.000007 rms=0.001633 Jy/beam ! Combined flux in latest and established models = 0.281322 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 72 components and 0.281322 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.116593Jy sigma=1.378311 ! Fit after self-cal, rms=0.116592Jy sigma=1.378270 ! 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=0.116592Jy sigma=1.378270 ! Fit after self-cal, rms=0.062376Jy sigma=1.187428 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.469 mas, bmaj=6.901 mas, bpa=-13.4 degrees ! Estimated noise=0.340892 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000417651 Jy ! Component: 100 - total flux cleaned = 0.000563556 Jy ! Component: 150 - total flux cleaned = 0.000562917 Jy ! Component: 200 - total flux cleaned = 0.000600574 Jy ! Total flux subtracted in 200 components = 0.000600574 Jy ! Clean residual min=-0.001859 max=0.002111 Jy/beam ! Clean residual mean=0.000003 rms=0.000470 Jy/beam ! Combined flux in latest and established models = 0.281922 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 80 components and 0.281922 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062355Jy sigma=1.187020 ! Fit after self-cal, rms=0.062378Jy sigma=1.186532 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 (-1, 9.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00191161 Jy ! Component: 100 - total flux cleaned = 0.00255903 Jy ! Component: 150 - total flux cleaned = 0.00294606 Jy ! Component: 200 - total flux cleaned = 0.00304211 Jy ! Total flux subtracted in 200 components = 0.00304211 Jy ! Clean residual min=-0.001807 max=0.001782 Jy/beam ! Clean residual mean=0.000003 rms=0.000437 Jy/beam ! Combined flux in latest and established models = 0.284965 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 102 components and 0.284964 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062284Jy sigma=1.184747 ! Fit after self-cal, rms=0.062280Jy sigma=1.184609 ! 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=0.062280Jy sigma=1.184609 ! Fit after self-cal, rms=0.062196Jy sigma=1.184244 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.529 mas, bmaj=9.776 mas, bpa=-12.26 degrees ! Estimated noise=0.421201 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00124291 Jy ! Component: 100 - total flux cleaned = 0.00176492 Jy ! Component: 150 - total flux cleaned = 0.00188674 Jy ! Component: 200 - total flux cleaned = 0.00199932 Jy ! Total flux subtracted in 200 components = 0.00199932 Jy ! Clean residual min=-0.001847 max=0.001830 Jy/beam ! Clean residual mean=0.000006 rms=0.000514 Jy/beam ! Combined flux in latest and established models = 0.286964 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 128 components and 0.286964 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062174Jy sigma=1.183890 ! Fit after self-cal, rms=0.062172Jy sigma=1.183841 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 = 0.000151654 Jy ! Component: 100 - total flux cleaned = 0.000247059 Jy ! Component: 150 - total flux cleaned = 0.000285498 Jy ! Component: 200 - total flux cleaned = 0.000303204 Jy ! Total flux subtracted in 200 components = 0.000303204 Jy ! Clean residual min=-0.001859 max=0.001796 Jy/beam ! Clean residual mean=0.000006 rms=0.000510 Jy/beam ! Combined flux in latest and established models = 0.287267 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 138 components and 0.287267 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062166Jy sigma=1.183744 ! Fit after self-cal, rms=0.062166Jy sigma=1.183737 ! 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=3.468 mas, bmaj=6.889 mas, bpa=-13.42 degrees ! Estimated noise=0.340893 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.468 x 6.889 at -13.42 degrees (North through East) ! Clean map min=-0.0016067 max=0.24884 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=2.91 mas, bmaj=6.239 mas, bpa=-15.39 degrees ! Estimated noise=0.538278 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.190343 Jy ! Component: 100 - total flux cleaned = 0.236768 Jy ! Component: 150 - total flux cleaned = 0.256544 Jy ! Component: 200 - total flux cleaned = 0.267307 Jy ! Total flux subtracted in 200 components = 0.267307 Jy ! Clean residual min=-0.003913 max=0.005274 Jy/beam ! Clean residual mean=-0.000006 rms=0.000907 Jy/beam ! Combined flux in latest and established models = 0.267307 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 28 model components to the UV plane model. ! The established model now contains 28 components and 0.267307 Jy ! Inverting map and beam ! Estimated beam: bmin=3.468 mas, bmaj=6.889 mas, bpa=-13.42 degrees ! Estimated noise=0.340893 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 = 0.00712685 Jy ! Component: 100 - total flux cleaned = 0.0114976 Jy ! Component: 150 - total flux cleaned = 0.0144158 Jy ! Component: 200 - total flux cleaned = 0.0164602 Jy ! Total flux subtracted in 200 components = 0.0164602 Jy ! Clean residual min=-0.001844 max=0.002064 Jy/beam ! Clean residual mean=0.000002 rms=0.000456 Jy/beam ! Combined flux in latest and established models = 0.283767 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 52 components and 0.283767 Jy ! Inverting map ! Added new window around map position (-64, -124). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00189865 Jy ! Component: 100 - total flux cleaned = 0.00270751 Jy ! Component: 150 - total flux cleaned = 0.00307736 Jy ! Component: 200 - total flux cleaned = 0.00316058 Jy ! Total flux subtracted in 200 components = 0.00316058 Jy ! Clean residual min=-0.001709 max=0.001762 Jy/beam ! Clean residual mean=0.000002 rms=0.000428 Jy/beam ! Combined flux in latest and established models = 0.286928 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 73 components and 0.286928 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=7.529 mas, bmaj=9.776 mas, bpa=-12.26 degrees ! Estimated noise=0.421201 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000490718 Jy ! Component: 100 - total flux cleaned = 0.000609807 Jy ! Component: 150 - total flux cleaned = 0.00070219 Jy ! Component: 200 - total flux cleaned = 0.000809189 Jy ! Total flux subtracted in 200 components = 0.000809189 Jy ! Clean residual min=-0.001778 max=0.001850 Jy/beam ! Clean residual mean=0.000006 rms=0.000497 Jy/beam ! Combined flux in latest and established models = 0.287737 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 = 8.98e-05 Jy ! Component: 100 - total flux cleaned = 0.00016906 Jy ! Component: 150 - total flux cleaned = 0.000209365 Jy ! Component: 200 - total flux cleaned = 0.000246968 Jy ! Total flux subtracted in 200 components = 0.000246968 Jy ! Clean residual min=-0.001761 max=0.001838 Jy/beam ! Clean residual mean=0.000006 rms=0.000494 Jy/beam ! Combined flux in latest and established models = 0.287984 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 110 components and 0.287984 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.468 mas, bmaj=6.889 mas, bpa=-13.42 degrees ! Estimated noise=0.340893 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000386153 Jy ! Component: 100 - total flux cleaned = -0.000423135 Jy ! Component: 150 - total flux cleaned = -0.000423783 Jy ! Component: 200 - total flux cleaned = -0.000455659 Jy ! Total flux subtracted in 200 components = -0.000455659 Jy ! Clean residual min=-0.001614 max=0.001693 Jy/beam ! Clean residual mean=0.000002 rms=0.000413 Jy/beam ! Combined flux in latest and established models = 0.287528 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 124 components and 0.287528 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062173Jy sigma=1.184065 ! Fit after self-cal, rms=0.062170Jy sigma=1.183907 wmodel J1920+2651_S_map.mod ! Writing 124 model components to file: J1920+2651_S_map.mod wobs J1920+2651_S_uvs.fits ! Writing UV FITS file: J1920+2651_S_uvs.fits wwins J1920+2651_S_map.win ! wwins: Wrote 3 windows to J1920+2651_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 = 0.000511048 Jy ! Component: 100 - total flux cleaned = 0.000778206 Jy ! Component: 150 - total flux cleaned = 0.000889131 Jy ! Component: 200 - total flux cleaned = 0.000995933 Jy ! Component: 250 - total flux cleaned = 0.00112496 Jy ! Component: 300 - total flux cleaned = 0.00122547 Jy ! Component: 350 - total flux cleaned = 0.00129897 Jy ! Component: 400 - total flux cleaned = 0.00139445 Jy ! Component: 450 - total flux cleaned = 0.00148784 Jy ! Component: 500 - total flux cleaned = 0.0016016 Jy ! Component: 550 - total flux cleaned = 0.00171273 Jy ! Component: 600 - total flux cleaned = 0.001778 Jy ! Component: 650 - total flux cleaned = 0.00184326 Jy ! Component: 700 - total flux cleaned = 0.00192783 Jy ! Component: 750 - total flux cleaned = 0.00203139 Jy ! Component: 800 - total flux cleaned = 0.00215375 Jy ! Component: 850 - total flux cleaned = 0.00219377 Jy ! Component: 900 - total flux cleaned = 0.00225338 Jy ! Component: 950 - total flux cleaned = 0.00229212 Jy ! Component: 1000 - total flux cleaned = 0.00236855 Jy ! Component: 1050 - total flux cleaned = 0.00234942 Jy ! Component: 1100 - total flux cleaned = 0.00231252 Jy ! Component: 1150 - total flux cleaned = 0.00234943 Jy ! Component: 1200 - total flux cleaned = 0.00238551 Jy ! Component: 1250 - total flux cleaned = 0.00238512 Jy ! Component: 1300 - total flux cleaned = 0.00229725 Jy ! Component: 1350 - total flux cleaned = 0.00236639 Jy ! Component: 1400 - total flux cleaned = 0.00228085 Jy ! Component: 1450 - total flux cleaned = 0.00223008 Jy ! Component: 1500 - total flux cleaned = 0.00216346 Jy ! Component: 1550 - total flux cleaned = 0.00214708 Jy ! Component: 1600 - total flux cleaned = 0.00211399 Jy ! Component: 1650 - total flux cleaned = 0.00209766 Jy ! Component: 1700 - total flux cleaned = 0.00206561 Jy ! Component: 1750 - total flux cleaned = 0.00201828 Jy ! Component: 1800 - total flux cleaned = 0.0019554 Jy ! Component: 1850 - total flux cleaned = 0.00189336 Jy ! Component: 1900 - total flux cleaned = 0.0018473 Jy ! Component: 1950 - total flux cleaned = 0.00186266 Jy ! Component: 2000 - total flux cleaned = 0.00187766 Jy ! Component: 2050 - total flux cleaned = 0.00186287 Jy ! Component: 2100 - total flux cleaned = 0.001804 Jy ! Component: 2150 - total flux cleaned = 0.00178962 Jy ! Component: 2200 - total flux cleaned = 0.00180418 Jy ! Component: 2250 - total flux cleaned = 0.00178967 Jy ! Component: 2300 - total flux cleaned = 0.00171861 Jy ! Component: 2350 - total flux cleaned = 0.00173276 Jy ! Component: 2400 - total flux cleaned = 0.0017328 Jy ! Component: 2450 - total flux cleaned = 0.00169117 Jy ! Component: 2500 - total flux cleaned = 0.00167736 Jy ! Component: 2550 - total flux cleaned = 0.00167734 Jy ! Component: 2600 - total flux cleaned = 0.00160987 Jy ! Component: 2650 - total flux cleaned = 0.00162326 Jy ! Component: 2700 - total flux cleaned = 0.00162339 Jy ! Component: 2750 - total flux cleaned = 0.00159706 Jy ! Component: 2800 - total flux cleaned = 0.00163612 Jy ! Component: 2850 - total flux cleaned = 0.00161029 Jy ! Component: 2900 - total flux cleaned = 0.00167406 Jy ! Component: 2950 - total flux cleaned = 0.00158504 Jy ! Component: 3000 - total flux cleaned = 0.00163557 Jy ! Component: 3050 - total flux cleaned = 0.00157289 Jy ! Component: 3100 - total flux cleaned = 0.0015729 Jy ! Component: 3150 - total flux cleaned = 0.00159738 Jy ! Component: 3200 - total flux cleaned = 0.00158514 Jy ! Component: 3250 - total flux cleaned = 0.00156094 Jy ! Component: 3300 - total flux cleaned = 0.00157301 Jy ! Component: 3350 - total flux cleaned = 0.00156108 Jy ! Component: 3400 - total flux cleaned = 0.00157289 Jy ! Component: 3450 - total flux cleaned = 0.00160819 Jy ! Component: 3500 - total flux cleaned = 0.001585 Jy ! Component: 3550 - total flux cleaned = 0.00160808 Jy ! Component: 3600 - total flux cleaned = 0.00160811 Jy ! Component: 3650 - total flux cleaned = 0.00160806 Jy ! Component: 3700 - total flux cleaned = 0.00161924 Jy ! Component: 3750 - total flux cleaned = 0.00160795 Jy ! Component: 3800 - total flux cleaned = 0.00159686 Jy ! Component: 3850 - total flux cleaned = 0.00157475 Jy ! Component: 3900 - total flux cleaned = 0.00159685 Jy ! Component: 3950 - total flux cleaned = 0.00158588 Jy ! Component: 4000 - total flux cleaned = 0.00160762 Jy ! Component: 4050 - total flux cleaned = 0.00161839 Jy ! Total flux subtracted in 4096 components = 0.00162907 Jy ! Clean residual min=-0.000706 max=0.000535 Jy/beam ! Clean residual mean=0.000001 rms=0.000196 Jy/beam ! Combined flux in latest and established models = 0.289157 Jy keep ! Adding 300 model components to the UV plane model. ! The established model now contains 424 components and 0.289157 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1920+2651_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.468 x 6.889 at -13.42 degrees (North through East) ! Clean map min=-0.001023 max=0.24976 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1920+2651_S_map.fits wmodel /vlbi/uf001/uva//J1920+2651_S_map.mod ! Writing 424 model components to file: /vlbi/uf001/uva//J1920+2651_S_map.mod wobs /vlbi/uf001/uva//J1920+2651_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1920+2651_S_uvs.fits wwins /vlbi/uf001/uva//J1920+2651_S_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1920+2651_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.249761 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000194853 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.234048 0.234048 0.468095 0.936191 1.87238 3.74476 7.48953 14.9791 29.9581 59.9162 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.249 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1281.79 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1920+2651_S_dfm.log closed on Mon Jan 14 05:00:54 2019