! Started logfile: /image_prod/ug002_uva//J1921+4506_S_dfm.log on Thu Mar 5 04:08:33 2020 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 /image_prod/ug002_uva//J1921+4506_S_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1921+4506_S_uva.fits ! AN table 1: 60 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.782407 visibilities/baseline/integration-bin. ! Found source: J1921+4506 ! ! 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 5070 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 J1921+4506_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 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.010531Jy sigma=9.164537 ! Fit after self-cal, rms=0.914754Jy sigma=8.192717 ! 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=2.939 mas, bmaj=5.211 mas, bpa=-16.26 degrees ! Estimated noise=1.64851 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 = 0.0684612 Jy ! Component: 100 - total flux cleaned = 0.101086 Jy ! Total flux subtracted in 100 components = 0.101086 Jy ! Clean residual min=-0.009302 max=0.024475 Jy/beam ! Clean residual mean=0.000050 rms=0.002911 Jy/beam ! Combined flux in latest and established models = 0.101086 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.101086 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.072034Jy sigma=0.595300 ! Fit after self-cal, rms=0.070466Jy sigma=0.585545 ! Inverting map ! Added new window around map position (-4.5, -0.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0236059 Jy ! Component: 100 - total flux cleaned = 0.0357359 Jy ! Total flux subtracted in 100 components = 0.0357359 Jy ! Clean residual min=-0.006632 max=0.015639 Jy/beam ! Clean residual mean=0.000017 rms=0.001764 Jy/beam ! Combined flux in latest and established models = 0.136822 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 31 components and 0.136822 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062103Jy sigma=0.482943 ! Fit after self-cal, rms=0.060591Jy sigma=0.470223 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0115694 Jy ! Component: 100 - total flux cleaned = 0.0168685 Jy ! Total flux subtracted in 100 components = 0.0168685 Jy ! Clean residual min=-0.004598 max=0.007741 Jy/beam ! Clean residual mean=0.000001 rms=0.001252 Jy/beam ! Combined flux in latest and established models = 0.153691 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 43 components and 0.153691 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058453Jy sigma=0.443878 ! Fit after self-cal, rms=0.057913Jy sigma=0.439507 ! 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=3.446 mas, bmaj=6.108 mas, bpa=-16.56 degrees ! Estimated noise=1.13945 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 = 0.00603447 Jy ! Component: 100 - total flux cleaned = 0.00789174 Jy ! Component: 150 - total flux cleaned = 0.00864054 Jy ! Component: 200 - total flux cleaned = 0.00923633 Jy ! Total flux subtracted in 200 components = 0.00923633 Jy ! Clean residual min=-0.004362 max=0.004072 Jy/beam ! Clean residual mean=-0.000011 rms=0.000930 Jy/beam ! Combined flux in latest and established models = 0.162927 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 62 components and 0.162927 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057293Jy sigma=0.432430 ! Fit after self-cal, rms=0.057114Jy sigma=0.431177 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.446 x 6.108 at -16.56 degrees (North through East) ! Clean map min=-0.0041368 max=0.080672 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.94 HN 1.02 KP 1.01 ! LA 0.99 MK 0.93 OV 0.91 PT 1.07 ! SC 0.99 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HN 1.05 KP 0.98 ! LA 1.06 MK 0.95 OV 0.95 PT 1.00 ! SC 1.14 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.96 HN 1.12 KP 1.01 ! LA 0.99 MK 0.97 OV 0.90 PT 1.07 ! SC 1.02 ! ! ! Fit before self-cal, rms=0.057114Jy sigma=0.431177 ! Fit after self-cal, rms=0.058790Jy sigma=0.424848 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.431 mas, bmaj=6.175 mas, bpa=-16.85 degrees ! Estimated noise=1.14077 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 = 0.000411074 Jy ! Component: 100 - total flux cleaned = 0.000256449 Jy ! Component: 150 - total flux cleaned = 0.000124748 Jy ! Component: 200 - total flux cleaned = 1.36423e-05 Jy ! Total flux subtracted in 200 components = 1.36423e-05 Jy ! Clean residual min=-0.002707 max=0.002974 Jy/beam ! Clean residual mean=0.000001 rms=0.000711 Jy/beam ! Combined flux in latest and established models = 0.162941 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 71 components and 0.162941 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058589Jy sigma=0.423251 ! Fit after self-cal, rms=0.058597Jy sigma=0.422875 ! 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=0.058597Jy sigma=0.422875 ! Fit after self-cal, rms=0.061328Jy sigma=0.420056 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.411 mas, bmaj=6.046 mas, bpa=-17.3 degrees ! Estimated noise=1.13403 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000274877 Jy ! Component: 100 - total flux cleaned = 0.000170714 Jy ! Component: 150 - total flux cleaned = 0.00017033 Jy ! Component: 200 - total flux cleaned = 0.000128613 Jy ! Total flux subtracted in 200 components = 0.000128613 Jy ! Clean residual min=-0.002379 max=0.002783 Jy/beam ! Clean residual mean=0.000000 rms=0.000598 Jy/beam ! Combined flux in latest and established models = 0.163069 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 77 components and 0.163069 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061229Jy sigma=0.419278 ! Fit after self-cal, rms=0.061217Jy sigma=0.419063 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 (-14.5, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00255228 Jy ! Component: 100 - total flux cleaned = 0.00302447 Jy ! Component: 150 - total flux cleaned = 0.00317277 Jy ! Component: 200 - total flux cleaned = 0.00321921 Jy ! Total flux subtracted in 200 components = 0.00321921 Jy ! Clean residual min=-0.002158 max=0.002708 Jy/beam ! Clean residual mean=-0.000003 rms=0.000545 Jy/beam ! Combined flux in latest and established models = 0.166288 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 97 components and 0.166288 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061077Jy sigma=0.417632 ! Fit after self-cal, rms=0.061050Jy sigma=0.417450 ! Inverting map ! Added new window around map position (-63.5, -29.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00182218 Jy ! Component: 100 - total flux cleaned = 0.00242768 Jy ! Component: 150 - total flux cleaned = 0.00261026 Jy ! Component: 200 - total flux cleaned = 0.00269394 Jy ! Total flux subtracted in 200 components = 0.00269394 Jy ! Clean residual min=-0.002034 max=0.002096 Jy/beam ! Clean residual mean=-0.000003 rms=0.000501 Jy/beam ! Combined flux in latest and established models = 0.168982 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 110 components and 0.168982 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060947Jy sigma=0.416242 ! Fit after self-cal, rms=0.060927Jy sigma=0.416146 ! 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=0.060927Jy sigma=0.416146 ! Fit after self-cal, rms=0.060919Jy sigma=0.415882 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.374 mas, bmaj=6.035 mas, bpa=-17.58 degrees ! Estimated noise=1.11591 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000738022 Jy ! Component: 100 - total flux cleaned = 0.000946565 Jy ! Component: 150 - total flux cleaned = 0.00102017 Jy ! Component: 200 - total flux cleaned = 0.00105529 Jy ! Total flux subtracted in 200 components = 0.00105529 Jy ! Clean residual min=-0.001939 max=0.001902 Jy/beam ! Clean residual mean=-0.000001 rms=0.000467 Jy/beam ! Combined flux in latest and established models = 0.170038 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 119 components and 0.170037 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060867Jy sigma=0.415362 ! Fit after self-cal, rms=0.060869Jy sigma=0.415313 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 = 0.00023748 Jy ! Component: 100 - total flux cleaned = 0.00030025 Jy ! Component: 150 - total flux cleaned = 0.000331132 Jy ! Component: 200 - total flux cleaned = 0.000390889 Jy ! Total flux subtracted in 200 components = 0.000390889 Jy ! Clean residual min=-0.001896 max=0.001839 Jy/beam ! Clean residual mean=-0.000002 rms=0.000458 Jy/beam ! Combined flux in latest and established models = 0.170428 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 127 components and 0.170428 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060834Jy sigma=0.414997 ! Fit after self-cal, rms=0.060825Jy sigma=0.414974 ! 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=0.060825Jy sigma=0.414974 ! Fit after self-cal, rms=0.060798Jy sigma=0.414933 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.355 mas, bmaj=9.662 mas, bpa=-9.254 degrees ! Estimated noise=1.38204 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000474039 Jy ! Component: 100 - total flux cleaned = 0.000537528 Jy ! Component: 150 - total flux cleaned = 0.000623732 Jy ! Component: 200 - total flux cleaned = 0.000714146 Jy ! Total flux subtracted in 200 components = 0.000714146 Jy ! Clean residual min=-0.002132 max=0.001799 Jy/beam ! Clean residual mean=-0.000001 rms=0.000493 Jy/beam ! Combined flux in latest and established models = 0.171143 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 142 components and 0.171143 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060787Jy sigma=0.414876 ! Fit after self-cal, rms=0.060785Jy sigma=0.414831 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 = 0.000112753 Jy ! Component: 100 - total flux cleaned = 0.000112396 Jy ! Component: 150 - total flux cleaned = 0.000167798 Jy ! Component: 200 - total flux cleaned = 0.000205979 Jy ! Total flux subtracted in 200 components = 0.000205979 Jy ! Clean residual min=-0.002125 max=0.001759 Jy/beam ! Clean residual mean=-0.000001 rms=0.000488 Jy/beam ! Combined flux in latest and established models = 0.171349 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 154 components and 0.171349 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060781Jy sigma=0.414831 ! Fit after self-cal, rms=0.060774Jy sigma=0.414794 ! 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=3.361 mas, bmaj=6.034 mas, bpa=-17.55 degrees ! Estimated noise=1.1093 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.361 x 6.034 at -17.55 degrees (North through East) ! Clean map min=-0.0026466 max=0.077336 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=2.883 mas, bmaj=5.151 mas, bpa=-17.23 degrees ! Estimated noise=1.58273 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0697733 Jy ! Component: 100 - total flux cleaned = 0.106344 Jy ! Component: 150 - total flux cleaned = 0.127216 Jy ! Component: 200 - total flux cleaned = 0.139855 Jy ! Total flux subtracted in 200 components = 0.139855 Jy ! Clean residual min=-0.003551 max=0.006552 Jy/beam ! Clean residual mean=0.000021 rms=0.001088 Jy/beam ! Combined flux in latest and established models = 0.139855 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 0.139855 Jy ! Inverting map and beam ! Estimated beam: bmin=3.361 mas, bmaj=6.034 mas, bpa=-17.55 degrees ! Estimated noise=1.1093 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 = 0.0099132 Jy ! Component: 100 - total flux cleaned = 0.0155435 Jy ! Component: 150 - total flux cleaned = 0.019273 Jy ! Component: 200 - total flux cleaned = 0.0220189 Jy ! Total flux subtracted in 200 components = 0.0220189 Jy ! Clean residual min=-0.002070 max=0.002605 Jy/beam ! Clean residual mean=0.000010 rms=0.000558 Jy/beam ! Combined flux in latest and established models = 0.161874 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 64 components and 0.161874 Jy ! Inverting map ! Added new window around map position (6, 0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00253702 Jy ! Component: 100 - total flux cleaned = 0.00382613 Jy ! Component: 150 - total flux cleaned = 0.00497313 Jy ! Component: 200 - total flux cleaned = 0.00594354 Jy ! Total flux subtracted in 200 components = 0.00594354 Jy ! Clean residual min=-0.001899 max=0.001961 Jy/beam ! Clean residual mean=0.000002 rms=0.000469 Jy/beam ! Combined flux in latest and established models = 0.167817 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 91 components and 0.167817 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=8.355 mas, bmaj=9.662 mas, bpa=-9.254 degrees ! Estimated noise=1.38204 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00145873 Jy ! Component: 100 - total flux cleaned = 0.00217071 Jy ! Component: 150 - total flux cleaned = 0.00263601 Jy ! Component: 200 - total flux cleaned = 0.00280317 Jy ! Total flux subtracted in 200 components = 0.00280317 Jy ! Clean residual min=-0.002177 max=0.001756 Jy/beam ! Clean residual mean=-0.000001 rms=0.000485 Jy/beam ! Combined flux in latest and established models = 0.170621 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 = 8.63123e-05 Jy ! Component: 100 - total flux cleaned = 0.000165954 Jy ! Component: 150 - total flux cleaned = 0.000222407 Jy ! Component: 200 - total flux cleaned = 0.000275344 Jy ! Total flux subtracted in 200 components = 0.000275344 Jy ! Clean residual min=-0.002155 max=0.001792 Jy/beam ! Clean residual mean=-0.000001 rms=0.000480 Jy/beam ! Combined flux in latest and established models = 0.170896 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 141 components and 0.170896 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.361 mas, bmaj=6.034 mas, bpa=-17.55 degrees ! Estimated noise=1.1093 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000392762 Jy ! Component: 100 - total flux cleaned = -0.000491905 Jy ! Component: 150 - total flux cleaned = -0.000402093 Jy ! Component: 200 - total flux cleaned = -0.00029239 Jy ! Total flux subtracted in 200 components = -0.00029239 Jy ! Clean residual min=-0.001804 max=0.001880 Jy/beam ! Clean residual mean=-0.000000 rms=0.000435 Jy/beam ! Combined flux in latest and established models = 0.170603 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 165 components and 0.170603 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060730Jy sigma=0.414409 ! Fit after self-cal, rms=0.060691Jy sigma=0.414148 wmodel J1921+4506_S_map.mod ! Writing 165 model components to file: J1921+4506_S_map.mod wobs J1921+4506_S_uvs.fits ! Writing UV FITS file: J1921+4506_S_uvs.fits wwins J1921+4506_S_map.win ! wwins: Wrote 5 windows to J1921+4506_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 = 0.000394591 Jy ! Component: 100 - total flux cleaned = 0.00074892 Jy ! Component: 150 - total flux cleaned = 0.0010558 Jy ! Component: 200 - total flux cleaned = 0.00121604 Jy ! Component: 250 - total flux cleaned = 0.00142161 Jy ! Component: 300 - total flux cleaned = 0.00152045 Jy ! Component: 350 - total flux cleaned = 0.00159257 Jy ! Component: 400 - total flux cleaned = 0.00168664 Jy ! Component: 450 - total flux cleaned = 0.00168666 Jy ! Component: 500 - total flux cleaned = 0.00173171 Jy ! Component: 550 - total flux cleaned = 0.00175323 Jy ! Component: 600 - total flux cleaned = 0.00175327 Jy ! Component: 650 - total flux cleaned = 0.00177404 Jy ! Component: 700 - total flux cleaned = 0.00171163 Jy ! Component: 750 - total flux cleaned = 0.00171178 Jy ! Component: 800 - total flux cleaned = 0.00173162 Jy ! Component: 850 - total flux cleaned = 0.00177049 Jy ! Component: 900 - total flux cleaned = 0.00182807 Jy ! Component: 950 - total flux cleaned = 0.00180884 Jy ! Component: 1000 - total flux cleaned = 0.00188313 Jy ! Component: 1050 - total flux cleaned = 0.00197503 Jy ! Component: 1100 - total flux cleaned = 0.00206535 Jy ! Component: 1150 - total flux cleaned = 0.00217241 Jy ! Component: 1200 - total flux cleaned = 0.00224279 Jy ! Component: 1250 - total flux cleaned = 0.0023472 Jy ! Component: 1300 - total flux cleaned = 0.0024156 Jy ! Component: 1350 - total flux cleaned = 0.00255073 Jy ! Component: 1400 - total flux cleaned = 0.00255072 Jy ! Component: 1450 - total flux cleaned = 0.00258378 Jy ! Component: 1500 - total flux cleaned = 0.00264897 Jy ! Component: 1550 - total flux cleaned = 0.00263309 Jy ! Component: 1600 - total flux cleaned = 0.00271286 Jy ! Component: 1650 - total flux cleaned = 0.00272836 Jy ! Component: 1700 - total flux cleaned = 0.00272836 Jy ! Component: 1750 - total flux cleaned = 0.00278967 Jy ! Component: 1800 - total flux cleaned = 0.00283506 Jy ! Component: 1850 - total flux cleaned = 0.00288023 Jy ! Component: 1900 - total flux cleaned = 0.00286539 Jy ! Component: 1950 - total flux cleaned = 0.00295334 Jy ! Component: 2000 - total flux cleaned = 0.00296765 Jy ! Component: 2050 - total flux cleaned = 0.00301071 Jy ! Component: 2100 - total flux cleaned = 0.00301068 Jy ! Component: 2150 - total flux cleaned = 0.00308075 Jy ! Component: 2200 - total flux cleaned = 0.00308076 Jy ! Component: 2250 - total flux cleaned = 0.00313586 Jy ! Component: 2300 - total flux cleaned = 0.00317662 Jy ! Component: 2350 - total flux cleaned = 0.00324392 Jy ! Component: 2400 - total flux cleaned = 0.0032304 Jy ! Component: 2450 - total flux cleaned = 0.00332295 Jy ! Component: 2500 - total flux cleaned = 0.00337518 Jy ! Component: 2550 - total flux cleaned = 0.0034011 Jy ! Component: 2600 - total flux cleaned = 0.00349106 Jy ! Component: 2650 - total flux cleaned = 0.00346556 Jy ! Component: 2700 - total flux cleaned = 0.00350348 Jy ! Component: 2750 - total flux cleaned = 0.00351583 Jy ! Component: 2800 - total flux cleaned = 0.00355301 Jy ! Component: 2850 - total flux cleaned = 0.00354078 Jy ! Component: 2900 - total flux cleaned = 0.00360164 Jy ! Component: 2950 - total flux cleaned = 0.00361381 Jy ! Component: 3000 - total flux cleaned = 0.00360196 Jy ! Component: 3050 - total flux cleaned = 0.00360183 Jy ! Component: 3100 - total flux cleaned = 0.00362547 Jy ! Component: 3150 - total flux cleaned = 0.00363704 Jy ! Component: 3200 - total flux cleaned = 0.0036253 Jy ! Component: 3250 - total flux cleaned = 0.00362531 Jy ! Component: 3300 - total flux cleaned = 0.00368237 Jy ! Component: 3350 - total flux cleaned = 0.00364842 Jy ! Component: 3400 - total flux cleaned = 0.00368227 Jy ! Component: 3450 - total flux cleaned = 0.0036935 Jy ! Component: 3500 - total flux cleaned = 0.00368253 Jy ! Component: 3550 - total flux cleaned = 0.00371554 Jy ! Component: 3600 - total flux cleaned = 0.00363906 Jy ! Component: 3650 - total flux cleaned = 0.00368234 Jy ! Component: 3700 - total flux cleaned = 0.00368235 Jy ! Component: 3750 - total flux cleaned = 0.00369314 Jy ! Component: 3800 - total flux cleaned = 0.00372493 Jy ! Component: 3850 - total flux cleaned = 0.00371427 Jy ! Component: 3900 - total flux cleaned = 0.00373521 Jy ! Component: 3950 - total flux cleaned = 0.00368316 Jy ! Component: 4000 - total flux cleaned = 0.00374524 Jy ! Component: 4050 - total flux cleaned = 0.00376586 Jy ! Total flux subtracted in 4096 components = 0.00377603 Jy ! Clean residual min=-0.000639 max=0.000515 Jy/beam ! Clean residual mean=-0.000000 rms=0.000178 Jy/beam ! Combined flux in latest and established models = 0.17438 Jy keep ! Adding 275 model components to the UV plane model. ! The established model now contains 440 components and 0.17438 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1921+4506_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.361 x 6.034 at -17.55 degrees (North through East) ! Clean map min=-0.00098919 max=0.075269 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1921+4506_S_map.fits wmodel /image_prod/ug002_uva//J1921+4506_S_map.mod ! Writing 440 model components to file: /image_prod/ug002_uva//J1921+4506_S_map.mod wobs /image_prod/ug002_uva//J1921+4506_S_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1921+4506_S_uvs.fits wwins /image_prod/ug002_uva//J1921+4506_S_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J1921+4506_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0752691 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000177075 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.70577 0.70577 1.41154 2.82308 5.64616 11.2923 22.5846 45.1693 90.3385 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.075 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 425.067 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1921+4506_S_dfm.log closed on Thu Mar 5 04:08:37 2020