! Started logfile: /vlbi/bp222/maps//J0757+0956_S_dfm.log on Thu Sep 27 10:55:08 2018 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/bp222/maps//J0757+0956_S_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0757+0956_S_uva.fits ! AN table 1: 15 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.947619 visibilities/baseline/integration-bin. ! Found source: J0757+0956 ! ! There are 4 IFs, and a total of 4 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 ! 04 4 2.348e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 44 lines of history. ! ! Reading 1592 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 4 channels. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 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 J0757+0956_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 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.299279Jy sigma=15.476673 ! Fit after self-cal, rms=0.391053Jy sigma=5.045046 ! 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=2.455 mas, bmaj=7.342 mas, bpa=-15.42 degrees ! Estimated noise=2.267 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 = 0.526915 Jy ! Component: 100 - total flux cleaned = 0.702336 Jy ! Total flux subtracted in 100 components = 0.702336 Jy ! Clean residual min=-0.069991 max=0.098633 Jy/beam ! Clean residual mean=0.000030 rms=0.022701 Jy/beam ! Combined flux in latest and established models = 0.702336 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.702336 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.275035Jy sigma=2.741187 ! Fit after self-cal, rms=0.274379Jy sigma=2.730520 ! 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=2.775 mas, bmaj=7.847 mas, bpa=-15.75 degrees ! Estimated noise=1.75725 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 = 0.0970749 Jy ! Component: 100 - total flux cleaned = 0.145376 Jy ! Component: 150 - total flux cleaned = 0.174777 Jy ! Component: 200 - total flux cleaned = 0.194442 Jy ! Total flux subtracted in 200 components = 0.194442 Jy ! Clean residual min=-0.066251 max=0.054206 Jy/beam ! Clean residual mean=-0.000024 rms=0.017454 Jy/beam ! Combined flux in latest and established models = 0.896778 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 31 components and 0.896778 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.224142Jy sigma=2.311681 ! Fit after self-cal, rms=0.223922Jy sigma=2.306669 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.775 x 7.847 at -15.75 degrees (North through East) ! Clean map min=-0.064735 max=0.70308 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.04 HN 1.05 KP 1.04 ! MK 0.95 NL 0.90 OV 1.03 SC 1.06 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 1.03 HN 1.04 KP 1.04 ! MK 0.95 NL 0.75 OV 1.04 SC 0.87 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.78 FD 1.03 HN 1.05 KP 1.04 ! MK 0.94 NL 0.85 OV 1.04 SC 1.12 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1661.55 HN 0.80 KP 1.00* ! MK 27.39 NL 1.00* OV 1.23 SC 1.00* ! ! ! Fit before self-cal, rms=0.223922Jy sigma=2.306669 ! Fit after self-cal, rms=0.109477Jy sigma=0.796256 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.799 mas, bmaj=7.754 mas, bpa=-15.88 degrees ! Estimated noise=1.73818 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 (-1, 7.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0113805 Jy ! Component: 100 - total flux cleaned = 0.013889 Jy ! Component: 150 - total flux cleaned = 0.0137166 Jy ! Component: 200 - total flux cleaned = 0.0134311 Jy ! Total flux subtracted in 200 components = 0.0134311 Jy ! Clean residual min=-0.004900 max=0.006103 Jy/beam ! Clean residual mean=0.000000 rms=0.001455 Jy/beam ! Combined flux in latest and established models = 0.910209 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 52 components and 0.910209 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.108176Jy sigma=0.770320 ! Fit after self-cal, rms=0.108685Jy sigma=0.768966 ! 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. ! ! Fit before self-cal, rms=0.108685Jy sigma=0.768966 ! Fit after self-cal, rms=0.107818Jy sigma=0.767634 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.795 mas, bmaj=7.739 mas, bpa=-15.87 degrees ! Estimated noise=1.73783 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00347188 Jy ! Component: 100 - total flux cleaned = 0.00427037 Jy ! Component: 150 - total flux cleaned = 0.0047434 Jy ! Component: 200 - total flux cleaned = 0.00483063 Jy ! Total flux subtracted in 200 components = 0.00483063 Jy ! Clean residual min=-0.004114 max=0.004456 Jy/beam ! Clean residual mean=0.000002 rms=0.001223 Jy/beam ! Combined flux in latest and established models = 0.915039 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 68 components and 0.915039 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.107549Jy sigma=0.763950 ! Fit after self-cal, rms=0.107509Jy sigma=0.763831 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 = 0.000647802 Jy ! Component: 100 - total flux cleaned = 0.000218181 Jy ! Component: 150 - total flux cleaned = 8.97628e-05 Jy ! Component: 200 - total flux cleaned = 2.89048e-05 Jy ! Total flux subtracted in 200 components = 2.89048e-05 Jy ! Clean residual min=-0.003980 max=0.004480 Jy/beam ! Clean residual mean=0.000002 rms=0.001150 Jy/beam ! Combined flux in latest and established models = 0.915068 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 71 components and 0.915068 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.107426Jy sigma=0.762388 ! Fit after self-cal, rms=0.107426Jy sigma=0.762351 ! 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. ! ! Fit before self-cal, rms=0.107426Jy sigma=0.762351 ! Fit after self-cal, rms=0.106220Jy sigma=0.762096 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.794 mas, bmaj=7.731 mas, bpa=-15.84 degrees ! Estimated noise=1.73895 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000906523 Jy ! Component: 100 - total flux cleaned = 0.0011399 Jy ! Component: 150 - total flux cleaned = 0.00140642 Jy ! Component: 200 - total flux cleaned = 0.00155408 Jy ! Total flux subtracted in 200 components = 0.00155408 Jy ! Clean residual min=-0.003934 max=0.004540 Jy/beam ! Clean residual mean=0.000003 rms=0.001088 Jy/beam ! Combined flux in latest and established models = 0.916622 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 76 components and 0.916622 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.106178Jy sigma=0.761081 ! Fit after self-cal, rms=0.106168Jy sigma=0.761051 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 = 0.000416016 Jy ! Component: 100 - total flux cleaned = 0.000411359 Jy ! Component: 150 - total flux cleaned = 0.000372877 Jy ! Component: 200 - total flux cleaned = 0.00030131 Jy ! Total flux subtracted in 200 components = 0.00030131 Jy ! Clean residual min=-0.003865 max=0.004655 Jy/beam ! Clean residual mean=0.000004 rms=0.001064 Jy/beam ! Combined flux in latest and established models = 0.916924 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 83 components and 0.916924 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.106141Jy sigma=0.760589 ! Fit after self-cal, rms=0.106148Jy sigma=0.760574 ! Inverting map ! Added new window around map position (123.5, -8.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00415455 Jy ! Component: 100 - total flux cleaned = 0.00485555 Jy ! Component: 150 - total flux cleaned = 0.00500541 Jy ! Component: 200 - total flux cleaned = 0.00540863 Jy ! Total flux subtracted in 200 components = 0.00540863 Jy ! Clean residual min=-0.003711 max=0.003950 Jy/beam ! Clean residual mean=0.000003 rms=0.000953 Jy/beam ! Combined flux in latest and established models = 0.922332 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 104 components and 0.922333 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.105914Jy sigma=0.756769 ! Fit after self-cal, rms=0.105922Jy sigma=0.756648 ! 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.105922Jy sigma=0.756648 ! Fit after self-cal, rms=0.105613Jy sigma=0.756383 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.294 mas, bmaj=9.299 mas, bpa=-7.746 degrees ! Estimated noise=2.32642 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00027404 Jy ! Component: 100 - total flux cleaned = 0.000321133 Jy ! Component: 150 - total flux cleaned = 0.000553867 Jy ! Component: 200 - total flux cleaned = 0.000907571 Jy ! Total flux subtracted in 200 components = 0.000907571 Jy ! Clean residual min=-0.003837 max=0.004193 Jy/beam ! Clean residual mean=0.000008 rms=0.001142 Jy/beam ! Combined flux in latest and established models = 0.92324 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 124 components and 0.92324 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.105554Jy sigma=0.756374 ! Fit after self-cal, rms=0.105526Jy sigma=0.756296 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 = 0.00014357 Jy ! Component: 100 - total flux cleaned = 0.000463276 Jy ! Component: 150 - total flux cleaned = 0.000757139 Jy ! Component: 200 - total flux cleaned = 0.00102886 Jy ! Total flux subtracted in 200 components = 0.00102886 Jy ! Clean residual min=-0.003721 max=0.004056 Jy/beam ! Clean residual mean=0.000007 rms=0.001105 Jy/beam ! Combined flux in latest and established models = 0.924269 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 149 components and 0.924269 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.105502Jy sigma=0.756245 ! Fit after self-cal, rms=0.105503Jy sigma=0.756209 ! 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=2.792 mas, bmaj=7.729 mas, bpa=-15.84 degrees ! Estimated noise=1.73827 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.792 x 7.729 at -15.84 degrees (North through East) ! Clean map min=-0.0030471 max=0.69725 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 ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.105503Jy sigma=0.756209 ! Fit after self-cal, rms=0.102466Jy sigma=0.675075 ! Inverting map and beam ! Estimated beam: bmin=2.793 mas, bmaj=7.729 mas, bpa=-15.85 degrees ! Estimated noise=1.73827 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00181409 Jy ! Component: 100 - total flux cleaned = 0.00252301 Jy ! Component: 150 - total flux cleaned = 0.00287683 Jy ! Component: 200 - total flux cleaned = 0.00314987 Jy ! Total flux subtracted in 200 components = 0.00314987 Jy ! Clean residual min=-0.002918 max=0.003821 Jy/beam ! Clean residual mean=0.000002 rms=0.000815 Jy/beam ! Combined flux in latest and established models = 0.927419 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 166 components and 0.927419 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.102404Jy sigma=0.673913 ! Fit after self-cal, rms=0.102421Jy sigma=0.673856 ! Inverting map ! Added new window around map position (125.5, 127.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00311145 Jy ! Component: 100 - total flux cleaned = 0.00385385 Jy ! Component: 150 - total flux cleaned = 0.00484627 Jy ! Component: 200 - total flux cleaned = 0.00562922 Jy ! Total flux subtracted in 200 components = 0.00562922 Jy ! Clean residual min=-0.002647 max=0.002581 Jy/beam ! Clean residual mean=-0.000000 rms=0.000707 Jy/beam ! Combined flux in latest and established models = 0.933048 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 179 components and 0.933048 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.102370Jy sigma=0.671231 ! Fit after self-cal, rms=0.102421Jy sigma=0.671088 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.102421Jy sigma=0.671088 ! Fit after self-cal, rms=0.101998Jy sigma=0.670829 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=2.47 mas, bmaj=7.235 mas, bpa=-15.54 degrees ! Estimated noise=2.26359 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.526145 Jy ! Component: 100 - total flux cleaned = 0.702594 Jy ! Component: 150 - total flux cleaned = 0.787091 Jy ! Component: 200 - total flux cleaned = 0.829484 Jy ! Total flux subtracted in 200 components = 0.829484 Jy ! Clean residual min=-0.015803 max=0.022772 Jy/beam ! Clean residual mean=0.000023 rms=0.005024 Jy/beam ! Combined flux in latest and established models = 0.829484 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.829484 Jy ! Inverting map and beam ! Estimated beam: bmin=2.793 mas, bmaj=7.728 mas, bpa=-15.85 degrees ! Estimated noise=1.73889 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-27.5, 75.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0275982 Jy ! Component: 100 - total flux cleaned = 0.0450323 Jy ! Component: 150 - total flux cleaned = 0.0572754 Jy ! Component: 200 - total flux cleaned = 0.0663428 Jy ! Total flux subtracted in 200 components = 0.0663428 Jy ! Clean residual min=-0.006430 max=0.007169 Jy/beam ! Clean residual mean=0.000017 rms=0.001777 Jy/beam ! Combined flux in latest and established models = 0.895827 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 44 components and 0.895827 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=6.293 mas, bmaj=9.297 mas, bpa=-7.753 degrees ! Estimated noise=2.32692 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0092249 Jy ! Component: 100 - total flux cleaned = 0.0146664 Jy ! Component: 150 - total flux cleaned = 0.0188428 Jy ! Component: 200 - total flux cleaned = 0.0224516 Jy ! Total flux subtracted in 200 components = 0.0224516 Jy ! Clean residual min=-0.004412 max=0.004341 Jy/beam ! Clean residual mean=0.000021 rms=0.001383 Jy/beam ! Combined flux in latest and established models = 0.918278 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 = 0.003149 Jy ! Component: 100 - total flux cleaned = 0.00591232 Jy ! Component: 150 - total flux cleaned = 0.00835469 Jy ! Component: 200 - total flux cleaned = 0.0105316 Jy ! Total flux subtracted in 200 components = 0.0105316 Jy ! Clean residual min=-0.003737 max=0.003257 Jy/beam ! Clean residual mean=0.000011 rms=0.001031 Jy/beam ! Combined flux in latest and established models = 0.92881 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 85 components and 0.92881 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.793 mas, bmaj=7.728 mas, bpa=-15.85 degrees ! Estimated noise=1.73889 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00272161 Jy ! Component: 100 - total flux cleaned = 0.00472332 Jy ! Component: 150 - total flux cleaned = 0.00682552 Jy ! Component: 200 - total flux cleaned = 0.00858585 Jy ! Total flux subtracted in 200 components = 0.00858585 Jy ! Clean residual min=-0.003435 max=0.003139 Jy/beam ! Clean residual mean=0.000003 rms=0.000884 Jy/beam ! Combined flux in latest and established models = 0.937395 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 109 components and 0.937395 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.102362Jy sigma=0.675397 ! Fit after self-cal, rms=0.102528Jy sigma=0.674844 wmodel J0757+0956_S_map.mod ! Writing 109 model components to file: J0757+0956_S_map.mod wobs J0757+0956_S_uvs.fits ! Writing UV FITS file: J0757+0956_S_uvs.fits wwins J0757+0956_S_map.win ! wwins: Wrote 5 windows to J0757+0956_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 = -0.000894884 Jy ! Component: 100 - total flux cleaned = -0.00171509 Jy ! Component: 150 - total flux cleaned = -0.00237971 Jy ! Component: 200 - total flux cleaned = -0.00305026 Jy ! Component: 250 - total flux cleaned = -0.0035454 Jy ! Component: 300 - total flux cleaned = -0.00375745 Jy ! Component: 350 - total flux cleaned = -0.00391849 Jy ! Component: 400 - total flux cleaned = -0.00403434 Jy ! Component: 450 - total flux cleaned = -0.00396001 Jy ! Component: 500 - total flux cleaned = -0.00381632 Jy ! Component: 550 - total flux cleaned = -0.00367786 Jy ! Component: 600 - total flux cleaned = -0.00344305 Jy ! Component: 650 - total flux cleaned = -0.0031505 Jy ! Component: 700 - total flux cleaned = -0.00305553 Jy ! Component: 750 - total flux cleaned = -0.00287036 Jy ! Component: 800 - total flux cleaned = -0.00266073 Jy ! Component: 850 - total flux cleaned = -0.0025731 Jy ! Component: 900 - total flux cleaned = -0.0024305 Jy ! Component: 950 - total flux cleaned = -0.00231931 Jy ! Component: 1000 - total flux cleaned = -0.00229222 Jy ! Component: 1050 - total flux cleaned = -0.00218527 Jy ! Component: 1100 - total flux cleaned = -0.00192395 Jy ! Component: 1150 - total flux cleaned = -0.00177077 Jy ! Component: 1200 - total flux cleaned = -0.00164468 Jy ! Component: 1250 - total flux cleaned = -0.00144705 Jy ! Component: 1300 - total flux cleaned = -0.0012532 Jy ! Component: 1350 - total flux cleaned = -0.0010626 Jy ! Component: 1400 - total flux cleaned = -0.000899059 Jy ! Component: 1450 - total flux cleaned = -0.000715089 Jy ! Component: 1500 - total flux cleaned = -0.000578844 Jy ! Component: 1550 - total flux cleaned = -0.000399814 Jy ! Component: 1600 - total flux cleaned = -0.000179276 Jy ! Component: 1650 - total flux cleaned = 1.63617e-05 Jy ! Component: 1700 - total flux cleaned = 0.000252501 Jy ! Component: 1750 - total flux cleaned = 0.000422039 Jy ! Component: 1800 - total flux cleaned = 0.000631822 Jy ! Component: 1850 - total flux cleaned = 0.000880444 Jy ! Component: 1900 - total flux cleaned = 0.00108556 Jy ! Component: 1950 - total flux cleaned = 0.00124859 Jy ! Component: 2000 - total flux cleaned = 0.00145047 Jy ! Component: 2050 - total flux cleaned = 0.00161081 Jy ! Component: 2100 - total flux cleaned = 0.00175008 Jy ! Component: 2150 - total flux cleaned = 0.00186883 Jy ! Component: 2200 - total flux cleaned = 0.00196731 Jy ! Component: 2250 - total flux cleaned = 0.00208446 Jy ! Component: 2300 - total flux cleaned = 0.00218156 Jy ! Component: 2350 - total flux cleaned = 0.00229737 Jy ! Component: 2400 - total flux cleaned = 0.00243165 Jy ! Component: 2450 - total flux cleaned = 0.00254601 Jy ! Component: 2500 - total flux cleaned = 0.00262179 Jy ! Component: 2550 - total flux cleaned = 0.00269741 Jy ! Component: 2600 - total flux cleaned = 0.00279121 Jy ! Component: 2650 - total flux cleaned = 0.00284725 Jy ! Component: 2700 - total flux cleaned = 0.00294025 Jy ! Component: 2750 - total flux cleaned = 0.00303268 Jy ! Component: 2800 - total flux cleaned = 0.003088 Jy ! Component: 2850 - total flux cleaned = 0.00316123 Jy ! Component: 2900 - total flux cleaned = 0.00316108 Jy ! Component: 2950 - total flux cleaned = 0.00323388 Jy ! Component: 3000 - total flux cleaned = 0.0032701 Jy ! Component: 3050 - total flux cleaned = 0.00328819 Jy ! Component: 3100 - total flux cleaned = 0.00332413 Jy ! Component: 3150 - total flux cleaned = 0.00337801 Jy ! Component: 3200 - total flux cleaned = 0.00339596 Jy ! Component: 3250 - total flux cleaned = 0.00341385 Jy ! Component: 3300 - total flux cleaned = 0.0034851 Jy ! Component: 3350 - total flux cleaned = 0.00348509 Jy ! Component: 3400 - total flux cleaned = 0.00350288 Jy ! Component: 3450 - total flux cleaned = 0.00360915 Jy ! Component: 3500 - total flux cleaned = 0.00360912 Jy ! Component: 3550 - total flux cleaned = 0.0036796 Jy ! Component: 3600 - total flux cleaned = 0.00373239 Jy ! Component: 3650 - total flux cleaned = 0.00376761 Jy ! Component: 3700 - total flux cleaned = 0.00378525 Jy ! Component: 3750 - total flux cleaned = 0.00383791 Jy ! Component: 3800 - total flux cleaned = 0.00383791 Jy ! Component: 3850 - total flux cleaned = 0.00382036 Jy ! Component: 3900 - total flux cleaned = 0.00382031 Jy ! Component: 3950 - total flux cleaned = 0.00378531 Jy ! Component: 4000 - total flux cleaned = 0.00380287 Jy ! Component: 4050 - total flux cleaned = 0.00383792 Jy ! Total flux subtracted in 4096 components = 0.00383794 Jy ! Clean residual min=-0.001012 max=0.001096 Jy/beam ! Clean residual mean=-0.000001 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.941233 Jy keep ! Adding 199 model components to the UV plane model. ! The established model now contains 308 components and 0.941234 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0757+0956_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.793 x 7.728 at -15.85 degrees (North through East) ! Clean map min=-0.0024833 max=0.69642 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0757+0956_S_map.fits wmodel /vlbi/bp222/maps//J0757+0956_S_map.mod ! Writing 308 model components to file: /vlbi/bp222/maps//J0757+0956_S_map.mod wobs /vlbi/bp222/maps//J0757+0956_S_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0757+0956_S_uvs.fits wwins /vlbi/bp222/maps//J0757+0956_S_map.win ! wwins: Wrote 6 windows to /vlbi/bp222/maps//J0757+0956_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.69642 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000296142 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.127571 0.127571 0.255141 0.510282 1.02056 2.04113 4.08226 8.16451 16.329 32.6581 65.3161 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.696 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2351.64 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0757+0956_S_dfm.log closed on Thu Sep 27 10:55:12 2018