! Started logfile: /vlbi/uf001/uva//J2237+4216_S_dfm.log on Mon Jan 14 06:19:32 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//J2237+4216_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2237+4216_S_uva.fits ! AN table 1: 42 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.783069 visibilities/baseline/integration-bin. ! Found source: J2237+4216 ! ! 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 3552 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 J2237+4216_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 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.036405Jy sigma=20.348488 ! Fit after self-cal, rms=0.803034Jy sigma=15.669953 ! 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=2.755 mas, bmaj=5.023 mas, bpa=-4.574 degrees ! Estimated noise=0.838411 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 = 0.15787 Jy ! Component: 100 - total flux cleaned = 0.192296 Jy ! Total flux subtracted in 100 components = 0.192296 Jy ! Clean residual min=-0.007016 max=0.012290 Jy/beam ! Clean residual mean=0.000015 rms=0.001891 Jy/beam ! Combined flux in latest and established models = 0.192296 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.192296 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065790Jy sigma=1.252089 ! Fit after self-cal, rms=0.065785Jy sigma=1.252032 ! Inverting map ! Added new window around map position (-48, 77.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0107097 Jy ! Component: 100 - total flux cleaned = 0.0149875 Jy ! Total flux subtracted in 100 components = 0.0149875 Jy ! Clean residual min=-0.006024 max=0.008666 Jy/beam ! Clean residual mean=0.000012 rms=0.001540 Jy/beam ! Combined flux in latest and established models = 0.207284 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 20 components and 0.207284 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064793Jy sigma=1.227016 ! Fit after self-cal, rms=0.064601Jy sigma=1.222548 ! 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=3.073 mas, bmaj=5.415 mas, bpa=-3.044 degrees ! Estimated noise=0.66653 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 = 0.00241892 Jy ! Component: 100 - total flux cleaned = 0.00267994 Jy ! Component: 150 - total flux cleaned = 0.00274022 Jy ! Component: 200 - total flux cleaned = 0.00291638 Jy ! Total flux subtracted in 200 components = 0.00291638 Jy ! Clean residual min=-0.005264 max=0.005444 Jy/beam ! Clean residual mean=0.000010 rms=0.001341 Jy/beam ! Combined flux in latest and established models = 0.2102 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 36 components and 0.2102 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064404Jy sigma=1.217491 ! Fit after self-cal, rms=0.064388Jy sigma=1.216965 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.073 x 5.415 at -3.044 degrees (North through East) ! Clean map min=-0.0050706 max=0.19652 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.91 HN 0.98 KP 1.01 ! LA 0.95 MK 0.99 NL 1.10 OV 1.02 ! SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.92 HN 0.99 KP 1.01 ! LA 0.96 MK 1.00 NL 1.08 OV 1.02 ! SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.95 HN 1.01 KP 1.01 ! LA 0.92 MK 1.02 NL 1.09 OV 1.01 ! SC 0.98 ! ! ! Fit before self-cal, rms=0.064388Jy sigma=1.216965 ! Fit after self-cal, rms=0.063857Jy sigma=1.190004 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.071 mas, bmaj=5.425 mas, bpa=-2.925 degrees ! Estimated noise=0.666496 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 = -0.000947753 Jy ! Component: 100 - total flux cleaned = -0.00106754 Jy ! Component: 150 - total flux cleaned = -0.00101862 Jy ! Component: 200 - total flux cleaned = -0.000977178 Jy ! Total flux subtracted in 200 components = -0.000977178 Jy ! Clean residual min=-0.004704 max=0.004204 Jy/beam ! Clean residual mean=0.000004 rms=0.000977 Jy/beam ! Combined flux in latest and established models = 0.209223 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 49 components and 0.209223 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063771Jy sigma=1.188208 ! Fit after self-cal, rms=0.063800Jy sigma=1.187983 ! 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=0.063800Jy sigma=1.187983 ! Fit after self-cal, rms=0.063746Jy sigma=1.172051 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.077 mas, bmaj=5.403 mas, bpa=-3.196 degrees ! Estimated noise=0.667602 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00160997 Jy ! Component: 100 - total flux cleaned = -0.00170673 Jy ! Component: 150 - total flux cleaned = -0.00174637 Jy ! Component: 200 - total flux cleaned = -0.00186647 Jy ! Total flux subtracted in 200 components = -0.00186647 Jy ! Clean residual min=-0.003375 max=0.003120 Jy/beam ! Clean residual mean=0.000003 rms=0.000736 Jy/beam ! Combined flux in latest and established models = 0.207356 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 59 components and 0.207356 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063662Jy sigma=1.170481 ! Fit after self-cal, rms=0.063662Jy sigma=1.170164 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 = -0.000551281 Jy ! Component: 100 - total flux cleaned = -0.000663819 Jy ! Component: 150 - total flux cleaned = -0.000760132 Jy ! Component: 200 - total flux cleaned = -0.00080401 Jy ! Total flux subtracted in 200 components = -0.00080401 Jy ! Clean residual min=-0.003232 max=0.003138 Jy/beam ! Clean residual mean=0.000003 rms=0.000725 Jy/beam ! Combined flux in latest and established models = 0.206552 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 67 components and 0.206552 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063640Jy sigma=1.169635 ! Fit after self-cal, rms=0.063630Jy sigma=1.169568 ! Inverting map ! Added new window around map position (51.5, -1.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00238815 Jy ! Component: 100 - total flux cleaned = 0.0028925 Jy ! Component: 150 - total flux cleaned = 0.00293612 Jy ! Component: 200 - total flux cleaned = 0.00297251 Jy ! Total flux subtracted in 200 components = 0.00297251 Jy ! Clean residual min=-0.003019 max=0.002962 Jy/beam ! Clean residual mean=0.000002 rms=0.000685 Jy/beam ! Combined flux in latest and established models = 0.209525 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 80 components and 0.209525 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063502Jy sigma=1.167054 ! Fit after self-cal, rms=0.063493Jy sigma=1.166833 ! 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=0.063493Jy sigma=1.166833 ! Fit after self-cal, rms=0.063643Jy sigma=1.166314 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.078 mas, bmaj=5.397 mas, bpa=-3.241 degrees ! Estimated noise=0.667035 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.55882e-05 Jy ! Component: 100 - total flux cleaned = -6.24155e-05 Jy ! Component: 150 - total flux cleaned = -0.000194654 Jy ! Component: 200 - total flux cleaned = -0.000315751 Jy ! Total flux subtracted in 200 components = -0.000315751 Jy ! Clean residual min=-0.002965 max=0.003022 Jy/beam ! Clean residual mean=0.000002 rms=0.000661 Jy/beam ! Combined flux in latest and established models = 0.209209 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 86 components and 0.209209 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063597Jy sigma=1.165397 ! Fit after self-cal, rms=0.063592Jy sigma=1.165290 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 (32.5, -63.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00206656 Jy ! Component: 100 - total flux cleaned = 0.00249423 Jy ! Component: 150 - total flux cleaned = 0.00258109 Jy ! Component: 200 - total flux cleaned = 0.00269412 Jy ! Total flux subtracted in 200 components = 0.00269412 Jy ! Clean residual min=-0.002781 max=0.002919 Jy/beam ! Clean residual mean=0.000003 rms=0.000616 Jy/beam ! Combined flux in latest and established models = 0.211903 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 113 components and 0.211903 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063481Jy sigma=1.163026 ! Fit after self-cal, rms=0.063477Jy sigma=1.162896 ! Inverting map ! Added new window around map position (-116, 35). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00174692 Jy ! Component: 100 - total flux cleaned = 0.00175557 Jy ! Component: 150 - total flux cleaned = 0.00200913 Jy ! Component: 200 - total flux cleaned = 0.00220356 Jy ! Total flux subtracted in 200 components = 0.00220356 Jy ! Clean residual min=-0.002703 max=0.002412 Jy/beam ! Clean residual mean=0.000003 rms=0.000584 Jy/beam ! Combined flux in latest and established models = 0.214107 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 132 components and 0.214107 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063364Jy sigma=1.160884 ! Fit after self-cal, rms=0.063358Jy sigma=1.160789 ! 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=0.063358Jy sigma=1.160789 ! Fit after self-cal, rms=0.063236Jy sigma=1.160458 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.611 mas, bmaj=8.505 mas, bpa=-2.398 degrees ! Estimated noise=0.904957 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000473836 Jy ! Component: 100 - total flux cleaned = -0.000878516 Jy ! Component: 150 - total flux cleaned = -0.00109669 Jy ! Component: 200 - total flux cleaned = -0.00113398 Jy ! Total flux subtracted in 200 components = -0.00113398 Jy ! Clean residual min=-0.002993 max=0.002734 Jy/beam ! Clean residual mean=0.000007 rms=0.000761 Jy/beam ! Combined flux in latest and established models = 0.212973 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 160 components and 0.212973 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063210Jy sigma=1.160062 ! Fit after self-cal, rms=0.063211Jy sigma=1.159997 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 = -9.78212e-05 Jy ! Component: 100 - total flux cleaned = 6.83353e-05 Jy ! Component: 150 - total flux cleaned = 0.000159981 Jy ! Component: 200 - total flux cleaned = 0.000217101 Jy ! Total flux subtracted in 200 components = 0.000217101 Jy ! Clean residual min=-0.002844 max=0.002690 Jy/beam ! Clean residual mean=0.000006 rms=0.000741 Jy/beam ! Combined flux in latest and established models = 0.21319 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 173 components and 0.21319 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063201Jy sigma=1.159858 ! Fit after self-cal, rms=0.063200Jy sigma=1.159835 ! 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=3.079 mas, bmaj=5.397 mas, bpa=-3.267 degrees ! Estimated noise=0.665058 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.079 x 5.397 at -3.267 degrees (North through East) ! Clean map min=-0.0025881 max=0.1976 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=2.765 mas, bmaj=5.014 mas, bpa=-4.652 degrees ! Estimated noise=0.832058 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.156599 Jy ! Component: 100 - total flux cleaned = 0.190849 Jy ! Component: 150 - total flux cleaned = 0.199909 Jy ! Component: 200 - total flux cleaned = 0.204659 Jy ! Total flux subtracted in 200 components = 0.204659 Jy ! Clean residual min=-0.003580 max=0.003685 Jy/beam ! Clean residual mean=0.000003 rms=0.000935 Jy/beam ! Combined flux in latest and established models = 0.204659 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.204659 Jy ! Inverting map and beam ! Estimated beam: bmin=3.079 mas, bmaj=5.397 mas, bpa=-3.267 degrees ! Estimated noise=0.665058 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 (-66.5, 117.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00345673 Jy ! Component: 100 - total flux cleaned = 0.00545603 Jy ! Component: 150 - total flux cleaned = 0.00625656 Jy ! Component: 200 - total flux cleaned = 0.00694974 Jy ! Total flux subtracted in 200 components = 0.00694974 Jy ! Clean residual min=-0.002973 max=0.002626 Jy/beam ! Clean residual mean=0.000003 rms=0.000643 Jy/beam ! Combined flux in latest and established models = 0.211609 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 39 components and 0.211609 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=6.611 mas, bmaj=8.505 mas, bpa=-2.398 degrees ! Estimated noise=0.904957 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000912965 Jy ! Component: 100 - total flux cleaned = 0.00126094 Jy ! Component: 150 - total flux cleaned = 0.00167985 Jy ! Component: 200 - total flux cleaned = 0.00189536 Jy ! Total flux subtracted in 200 components = 0.00189536 Jy ! Clean residual min=-0.003176 max=0.002606 Jy/beam ! Clean residual mean=0.000006 rms=0.000773 Jy/beam ! Combined flux in latest and established models = 0.213504 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 = 0.000248589 Jy ! Component: 100 - total flux cleaned = 0.000523878 Jy ! Component: 150 - total flux cleaned = 0.000779576 Jy ! Component: 200 - total flux cleaned = 0.0010567 Jy ! Total flux subtracted in 200 components = 0.0010567 Jy ! Clean residual min=-0.003048 max=0.002664 Jy/beam ! Clean residual mean=0.000006 rms=0.000737 Jy/beam ! Combined flux in latest and established models = 0.214561 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 89 components and 0.214561 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.079 mas, bmaj=5.397 mas, bpa=-3.267 degrees ! Estimated noise=0.665058 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.2775e-05 Jy ! Component: 100 - total flux cleaned = 0.000418282 Jy ! Component: 150 - total flux cleaned = 0.00111016 Jy ! Component: 200 - total flux cleaned = 0.00155049 Jy ! Total flux subtracted in 200 components = 0.00155049 Jy ! Clean residual min=-0.002760 max=0.002218 Jy/beam ! Clean residual mean=0.000003 rms=0.000567 Jy/beam ! Combined flux in latest and established models = 0.216112 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 106 components and 0.216112 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063218Jy sigma=1.160528 ! Fit after self-cal, rms=0.063200Jy sigma=1.160224 wmodel J2237+4216_S_map.mod ! Writing 106 model components to file: J2237+4216_S_map.mod wobs J2237+4216_S_uvs.fits ! Writing UV FITS file: J2237+4216_S_uvs.fits wwins J2237+4216_S_map.win ! wwins: Wrote 6 windows to J2237+4216_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 = -0.000970641 Jy ! Component: 100 - total flux cleaned = -0.0012198 Jy ! Component: 150 - total flux cleaned = -0.001331 Jy ! Component: 200 - total flux cleaned = -0.00136576 Jy ! Component: 250 - total flux cleaned = -0.00164272 Jy ! Component: 300 - total flux cleaned = -0.00181063 Jy ! Component: 350 - total flux cleaned = -0.00190887 Jy ! Component: 400 - total flux cleaned = -0.00200436 Jy ! Component: 450 - total flux cleaned = -0.00215892 Jy ! Component: 500 - total flux cleaned = -0.00230965 Jy ! Component: 550 - total flux cleaned = -0.00242698 Jy ! Component: 600 - total flux cleaned = -0.00254258 Jy ! Component: 650 - total flux cleaned = -0.00262727 Jy ! Component: 700 - total flux cleaned = -0.00276584 Jy ! Component: 750 - total flux cleaned = -0.00284667 Jy ! Component: 800 - total flux cleaned = -0.0029523 Jy ! Component: 850 - total flux cleaned = -0.00289961 Jy ! Component: 900 - total flux cleaned = -0.00287441 Jy ! Component: 950 - total flux cleaned = -0.00289978 Jy ! Component: 1000 - total flux cleaned = -0.00282555 Jy ! Component: 1050 - total flux cleaned = -0.00282513 Jy ! Component: 1100 - total flux cleaned = -0.00275303 Jy ! Component: 1150 - total flux cleaned = -0.00275301 Jy ! Component: 1200 - total flux cleaned = -0.0026836 Jy ! Component: 1250 - total flux cleaned = -0.00275243 Jy ! Component: 1300 - total flux cleaned = -0.00272983 Jy ! Component: 1350 - total flux cleaned = -0.00272985 Jy ! Component: 1400 - total flux cleaned = -0.00266423 Jy ! Component: 1450 - total flux cleaned = -0.00257839 Jy ! Component: 1500 - total flux cleaned = -0.00257866 Jy ! Component: 1550 - total flux cleaned = -0.00249477 Jy ! Component: 1600 - total flux cleaned = -0.0024946 Jy ! Component: 1650 - total flux cleaned = -0.00243359 Jy ! Component: 1700 - total flux cleaned = -0.00245407 Jy ! Component: 1750 - total flux cleaned = -0.00243393 Jy ! Component: 1800 - total flux cleaned = -0.0024142 Jy ! Component: 1850 - total flux cleaned = -0.00239495 Jy ! Component: 1900 - total flux cleaned = -0.00237564 Jy ! Component: 1950 - total flux cleaned = -0.00235681 Jy ! Component: 2000 - total flux cleaned = -0.00241281 Jy ! Component: 2050 - total flux cleaned = -0.00241265 Jy ! Component: 2100 - total flux cleaned = -0.00241281 Jy ! Component: 2150 - total flux cleaned = -0.00244911 Jy ! Component: 2200 - total flux cleaned = -0.00253879 Jy ! Component: 2250 - total flux cleaned = -0.00253902 Jy ! Component: 2300 - total flux cleaned = -0.00253928 Jy ! Component: 2350 - total flux cleaned = -0.0026614 Jy ! Component: 2400 - total flux cleaned = -0.00269576 Jy ! Component: 2450 - total flux cleaned = -0.00267856 Jy ! Component: 2500 - total flux cleaned = -0.00266186 Jy ! Component: 2550 - total flux cleaned = -0.00271164 Jy ! Component: 2600 - total flux cleaned = -0.00271161 Jy ! Component: 2650 - total flux cleaned = -0.00266254 Jy ! Component: 2700 - total flux cleaned = -0.00266263 Jy ! Component: 2750 - total flux cleaned = -0.00267884 Jy ! Component: 2800 - total flux cleaned = -0.00269483 Jy ! Component: 2850 - total flux cleaned = -0.00260015 Jy ! Component: 2900 - total flux cleaned = -0.00264705 Jy ! Component: 2950 - total flux cleaned = -0.00258479 Jy ! Component: 3000 - total flux cleaned = -0.00261551 Jy ! Component: 3050 - total flux cleaned = -0.00255435 Jy ! Component: 3100 - total flux cleaned = -0.00255438 Jy ! Component: 3150 - total flux cleaned = -0.00247925 Jy ! Component: 3200 - total flux cleaned = -0.00252406 Jy ! Component: 3250 - total flux cleaned = -0.00242054 Jy ! Component: 3300 - total flux cleaned = -0.00245007 Jy ! Component: 3350 - total flux cleaned = -0.00246462 Jy ! Component: 3400 - total flux cleaned = -0.00243572 Jy ! Component: 3450 - total flux cleaned = -0.00239289 Jy ! Component: 3500 - total flux cleaned = -0.00240723 Jy ! Component: 3550 - total flux cleaned = -0.0023931 Jy ! Component: 3600 - total flux cleaned = -0.00237916 Jy ! Component: 3650 - total flux cleaned = -0.00242078 Jy ! Component: 3700 - total flux cleaned = -0.0023931 Jy ! Component: 3750 - total flux cleaned = -0.00239314 Jy ! Component: 3800 - total flux cleaned = -0.00236586 Jy ! Component: 3850 - total flux cleaned = -0.00236575 Jy ! Component: 3900 - total flux cleaned = -0.00237919 Jy ! Component: 3950 - total flux cleaned = -0.0023526 Jy ! Component: 4000 - total flux cleaned = -0.00237917 Jy ! Component: 4050 - total flux cleaned = -0.0023398 Jy ! Total flux subtracted in 4096 components = -0.00236575 Jy ! Clean residual min=-0.000827 max=0.000687 Jy/beam ! Clean residual mean=0.000001 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.213746 Jy keep ! Adding 281 model components to the UV plane model. ! The established model now contains 387 components and 0.213746 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2237+4216_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.079 x 5.397 at -3.267 degrees (North through East) ! Clean map min=-0.0020804 max=0.19791 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2237+4216_S_map.fits wmodel /vlbi/uf001/uva//J2237+4216_S_map.mod ! Writing 387 model components to file: /vlbi/uf001/uva//J2237+4216_S_map.mod wobs /vlbi/uf001/uva//J2237+4216_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2237+4216_S_uvs.fits wwins /vlbi/uf001/uva//J2237+4216_S_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J2237+4216_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.197912 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000229214 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.347448 0.347448 0.694897 1.38979 2.77959 5.55917 11.1183 22.2367 44.4734 88.9468 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.197 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 863.437 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2237+4216_S_dfm.log closed on Mon Jan 14 06:19:36 2019