! Started logfile: /image_prod/ug002_uva//J0318+1628_S_dfm.log on Wed Mar 4 19:51:34 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//J0318+1628_S_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0318+1628_S_uva.fits ! AN table 1: 75 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.985778 visibilities/baseline/integration-bin. ! Found source: J0318+1628 ! ! 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 9981 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 J0318+1628_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 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=2.570863Jy sigma=7.843293 ! Fit after self-cal, rms=1.786005Jy sigma=4.995785 ! 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=2.492 mas, bmaj=6.164 mas, bpa=-5.549 degrees ! Estimated noise=1.91631 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 = 0.670028 Jy ! Component: 100 - total flux cleaned = 1.03657 Jy ! Total flux subtracted in 100 components = 1.03657 Jy ! Clean residual min=-0.147269 max=0.366734 Jy/beam ! Clean residual mean=-0.000273 rms=0.040759 Jy/beam ! Combined flux in latest and established models = 1.03657 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 33 components and 1.03657 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.743697Jy sigma=4.307520 ! Fit after self-cal, rms=1.731443Jy sigma=4.257925 ! Inverting map ! Added new window around map position (-4, 6.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.374713 Jy ! Component: 100 - total flux cleaned = 0.667419 Jy ! Total flux subtracted in 100 components = 0.667419 Jy ! Clean residual min=-0.123646 max=0.267591 Jy/beam ! Clean residual mean=-0.000218 rms=0.033816 Jy/beam ! Combined flux in latest and established models = 1.70399 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 51 components and 1.70399 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.440450Jy sigma=3.527748 ! Fit after self-cal, rms=1.423747Jy sigma=3.459186 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.282805 Jy ! Component: 100 - total flux cleaned = 0.508224 Jy ! Total flux subtracted in 100 components = 0.508224 Jy ! Clean residual min=-0.099275 max=0.205832 Jy/beam ! Clean residual mean=-0.000200 rms=0.028630 Jy/beam ! Combined flux in latest and established models = 2.21221 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 75 components and 2.21221 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.210017Jy sigma=2.953493 ! Fit after self-cal, rms=1.197699Jy sigma=2.905009 ! Inverting map ! Added new window around map position (-1, 9). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.23451 Jy ! Component: 100 - total flux cleaned = 0.422716 Jy ! Total flux subtracted in 100 components = 0.422716 Jy ! Clean residual min=-0.089266 max=0.156791 Jy/beam ! Clean residual mean=-0.000189 rms=0.024114 Jy/beam ! Combined flux in latest and established models = 2.63493 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 95 components and 2.63493 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.024645Jy sigma=2.504674 ! Fit after self-cal, rms=1.014691Jy sigma=2.472633 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.177586 Jy ! Component: 100 - total flux cleaned = 0.32598 Jy ! Total flux subtracted in 100 components = 0.32598 Jy ! Clean residual min=-0.077767 max=0.143808 Jy/beam ! Clean residual mean=-0.000183 rms=0.021489 Jy/beam ! Combined flux in latest and established models = 2.96091 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 105 components and 2.96091 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.886394Jy sigma=2.215524 ! Fit after self-cal, rms=0.881082Jy sigma=2.204087 ! Inverting map ! Added new window around map position (5, -17). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.155672 Jy ! Component: 100 - total flux cleaned = 0.281949 Jy ! Total flux subtracted in 100 components = 0.281949 Jy ! Clean residual min=-0.068503 max=0.090173 Jy/beam ! Clean residual mean=-0.000169 rms=0.018798 Jy/beam ! Combined flux in latest and established models = 3.24286 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 126 components and 3.24286 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.789413Jy sigma=1.975899 ! Fit after self-cal, rms=0.784951Jy sigma=1.967434 ! 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=2.816 mas, bmaj=6.545 mas, bpa=-5.563 degrees ! Estimated noise=1.56649 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 = 0.177733 Jy ! Component: 100 - total flux cleaned = 0.32425 Jy ! Component: 150 - total flux cleaned = 0.452568 Jy ! Component: 200 - total flux cleaned = 0.566938 Jy ! Total flux subtracted in 200 components = 0.566938 Jy ! Clean residual min=-0.071914 max=0.094441 Jy/beam ! Clean residual mean=-0.000418 rms=0.020127 Jy/beam ! Combined flux in latest and established models = 3.8098 Jy ! Performing phase self-cal ! Adding 55 model components to the UV plane model. ! The established model now contains 155 components and 3.8098 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.587632Jy sigma=1.678173 ! Fit after self-cal, rms=0.586395Jy sigma=1.671831 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.816 x 6.545 at -5.563 degrees (North through East) ! Clean map min=-0.071975 max=0.9897 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.66 FD 0.93 HN 1.10 KP 0.89 ! LA 0.86 MK 1.09 NL 0.92 OV 0.94 ! PT 0.87 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 2.57 FD 0.91 HN 1.12 KP 0.87 ! LA 0.89 MK 1.06 NL 1.04 OV 0.93 ! PT 0.88 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.83 FD 0.93 HN 1.10 KP 0.90 ! LA 0.88 MK 1.10 NL 0.97 OV 0.95 ! PT 0.90 SC 1.02 ! ! ! Fit before self-cal, rms=0.586395Jy sigma=1.671831 ! Fit after self-cal, rms=0.483176Jy sigma=1.166947 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.814 mas, bmaj=6.812 mas, bpa=-5.415 degrees ! Estimated noise=1.66911 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 = 0.094274 Jy ! Component: 100 - total flux cleaned = 0.14937 Jy ! Component: 150 - total flux cleaned = 0.184945 Jy ! Component: 200 - total flux cleaned = 0.213954 Jy ! Total flux subtracted in 200 components = 0.213954 Jy ! Clean residual min=-0.050464 max=0.057710 Jy/beam ! Clean residual mean=-0.000107 rms=0.011874 Jy/beam ! Combined flux in latest and established models = 4.02375 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 168 components and 4.02375 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.449057Jy sigma=0.998465 ! Fit after self-cal, rms=0.446385Jy sigma=0.984308 ! 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=0.446385Jy sigma=0.984308 ! Fit after self-cal, rms=0.451686Jy sigma=0.961358 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.809 mas, bmaj=6.812 mas, bpa=-5.794 degrees ! Estimated noise=1.67327 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0418753 Jy ! Component: 100 - total flux cleaned = 0.0669645 Jy ! Component: 150 - total flux cleaned = 0.0888294 Jy ! Component: 200 - total flux cleaned = 0.108073 Jy ! Total flux subtracted in 200 components = 0.108073 Jy ! Clean residual min=-0.048946 max=0.048961 Jy/beam ! Clean residual mean=-0.000101 rms=0.010969 Jy/beam ! Combined flux in latest and established models = 4.13182 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 178 components and 4.13183 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.440063Jy sigma=0.919059 ! Fit after self-cal, rms=0.439625Jy sigma=0.915319 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 (44.5, 68.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.022797 Jy ! Component: 100 - total flux cleaned = 0.0269294 Jy ! Component: 150 - total flux cleaned = 0.0377888 Jy ! Component: 200 - total flux cleaned = 0.0483197 Jy ! Total flux subtracted in 200 components = 0.0483197 Jy ! Clean residual min=-0.048992 max=0.045040 Jy/beam ! Clean residual mean=-0.000086 rms=0.010455 Jy/beam ! Combined flux in latest and established models = 4.18015 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 195 components and 4.18015 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.427189Jy sigma=0.880379 ! Fit after self-cal, rms=0.427215Jy sigma=0.877020 ! 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=0.427215Jy sigma=0.877020 ! Fit after self-cal, rms=0.211646Jy sigma=0.637933 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.833 mas, bmaj=6.744 mas, bpa=-5.763 degrees ! Estimated noise=1.63821 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0166099 Jy ! Component: 100 - total flux cleaned = 0.026475 Jy ! Component: 150 - total flux cleaned = 0.0365093 Jy ! Component: 200 - total flux cleaned = 0.0457246 Jy ! Total flux subtracted in 200 components = 0.0457246 Jy ! Clean residual min=-0.026587 max=0.042683 Jy/beam ! Clean residual mean=-0.000074 rms=0.006230 Jy/beam ! Combined flux in latest and established models = 4.22587 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 218 components and 4.22587 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.204750Jy sigma=0.616695 ! Fit after self-cal, rms=0.204710Jy sigma=0.615515 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 (0, -10.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0362109 Jy ! Component: 100 - total flux cleaned = 0.0538591 Jy ! Component: 150 - total flux cleaned = 0.0674512 Jy ! Component: 200 - total flux cleaned = 0.0790061 Jy ! Total flux subtracted in 200 components = 0.0790061 Jy ! Clean residual min=-0.023358 max=0.035706 Jy/beam ! Clean residual mean=-0.000056 rms=0.005514 Jy/beam ! Combined flux in latest and established models = 4.30488 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 241 components and 4.30488 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.193286Jy sigma=0.567954 ! Fit after self-cal, rms=0.193084Jy sigma=0.565048 ! Inverting map ! Added new window around map position (-9, 1.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0275188 Jy ! Component: 100 - total flux cleaned = 0.0340043 Jy ! Component: 150 - total flux cleaned = 0.040046 Jy ! Component: 200 - total flux cleaned = 0.0449713 Jy ! Total flux subtracted in 200 components = 0.0449713 Jy ! Clean residual min=-0.019437 max=0.021479 Jy/beam ! Clean residual mean=-0.000046 rms=0.004767 Jy/beam ! Combined flux in latest and established models = 4.34985 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 261 components and 4.34985 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.185968Jy sigma=0.519783 ! Fit after self-cal, rms=0.184776Jy sigma=0.517156 ! Inverting map ! Added new window around map position (22.5, -125). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0192489 Jy ! Component: 100 - total flux cleaned = 0.0297778 Jy ! Component: 150 - total flux cleaned = 0.0367164 Jy ! Component: 200 - total flux cleaned = 0.043108 Jy ! Total flux subtracted in 200 components = 0.043108 Jy ! Clean residual min=-0.017874 max=0.016916 Jy/beam ! Clean residual mean=-0.000046 rms=0.004363 Jy/beam ! Combined flux in latest and established models = 4.39296 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 281 components and 4.39296 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.180678Jy sigma=0.495120 ! Fit after self-cal, rms=0.180146Jy sigma=0.494443 ! 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=0.180146Jy sigma=0.494443 ! Fit after self-cal, rms=0.166802Jy sigma=0.479439 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.509 mas, bmaj=8.9 mas, bpa=-7.121 degrees ! Estimated noise=2.71301 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0279244 Jy ! Component: 100 - total flux cleaned = 0.0433312 Jy ! Component: 150 - total flux cleaned = 0.0536308 Jy ! Component: 200 - total flux cleaned = 0.0628075 Jy ! Total flux subtracted in 200 components = 0.0628075 Jy ! Clean residual min=-0.022588 max=0.020624 Jy/beam ! Clean residual mean=-0.000090 rms=0.006214 Jy/beam ! Combined flux in latest and established models = 4.45576 Jy selfcal ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 316 components and 4.45576 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.161965Jy sigma=0.467701 ! Fit after self-cal, rms=0.161527Jy sigma=0.465830 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 = 0.00777564 Jy ! Component: 100 - total flux cleaned = 0.015625 Jy ! Component: 150 - total flux cleaned = 0.0226758 Jy ! Component: 200 - total flux cleaned = 0.0290563 Jy ! Total flux subtracted in 200 components = 0.0290563 Jy ! Clean residual min=-0.019962 max=0.019158 Jy/beam ! Clean residual mean=-0.000075 rms=0.005819 Jy/beam ! Combined flux in latest and established models = 4.48482 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 340 components and 4.48482 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.159827Jy sigma=0.464066 ! Fit after self-cal, rms=0.159641Jy sigma=0.463567 ! 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=2.825 mas, bmaj=6.724 mas, bpa=-5.755 degrees ! Estimated noise=1.62026 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.825 x 6.724 at -5.755 degrees (North through East) ! Clean map min=-0.013667 max=0.95108 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. ! ! Fit before self-cal, rms=0.159641Jy sigma=0.463567 ! Fit after self-cal, rms=0.152869Jy sigma=0.438621 ! Inverting map and beam ! Estimated beam: bmin=2.825 mas, bmaj=6.73 mas, bpa=-5.895 degrees ! Estimated noise=1.6167 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0123401 Jy ! Component: 100 - total flux cleaned = 0.018675 Jy ! Component: 150 - total flux cleaned = 0.024821 Jy ! Component: 200 - total flux cleaned = 0.0290921 Jy ! Total flux subtracted in 200 components = 0.0290921 Jy ! Clean residual min=-0.012876 max=0.017489 Jy/beam ! Clean residual mean=-0.000016 rms=0.003247 Jy/beam ! Combined flux in latest and established models = 4.51391 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 364 components and 4.51391 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.150367Jy sigma=0.422940 ! Fit after self-cal, rms=0.150338Jy sigma=0.422461 ! Inverting map ! Added new window around map position (4, 6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.013664 Jy ! Component: 100 - total flux cleaned = 0.0163787 Jy ! Component: 150 - total flux cleaned = 0.0191608 Jy ! Component: 200 - total flux cleaned = 0.0223836 Jy ! Total flux subtracted in 200 components = 0.0223836 Jy ! Clean residual min=-0.012757 max=0.011322 Jy/beam ! Clean residual mean=-0.000012 rms=0.002994 Jy/beam ! Combined flux in latest and established models = 4.53629 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 386 components and 4.53629 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.147778Jy sigma=0.406188 ! Fit after self-cal, rms=0.147705Jy sigma=0.405316 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.147705Jy sigma=0.405316 ! Fit after self-cal, rms=0.144647Jy sigma=0.402781 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=2.485 mas, bmaj=6.314 mas, bpa=-6.037 degrees ! Estimated noise=2.0063 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.7421 Jy ! Component: 100 - total flux cleaned = 1.1967 Jy ! Component: 150 - total flux cleaned = 1.53758 Jy ! Component: 200 - total flux cleaned = 1.81992 Jy ! Total flux subtracted in 200 components = 1.81992 Jy ! Clean residual min=-0.092166 max=0.174067 Jy/beam ! Clean residual mean=-0.000184 rms=0.027565 Jy/beam ! Combined flux in latest and established models = 1.81992 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 65 model components to the UV plane model. ! The established model now contains 65 components and 1.81992 Jy ! Inverting map and beam ! Estimated beam: bmin=2.824 mas, bmaj=6.723 mas, bpa=-5.848 degrees ! Estimated noise=1.61339 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 = 0.348257 Jy ! Component: 100 - total flux cleaned = 0.625701 Jy ! Component: 150 - total flux cleaned = 0.856391 Jy ! Component: 200 - total flux cleaned = 1.05342 Jy ! Total flux subtracted in 200 components = 1.05342 Jy ! Clean residual min=-0.060906 max=0.121839 Jy/beam ! Clean residual mean=-0.000411 rms=0.019907 Jy/beam ! Combined flux in latest and established models = 2.87335 Jy ! Adding 70 model components to the UV plane model. ! The established model now contains 112 components and 2.87335 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.16946 Jy ! Component: 100 - total flux cleaned = 0.316081 Jy ! Component: 150 - total flux cleaned = 0.443936 Jy ! Component: 200 - total flux cleaned = 0.556411 Jy ! Total flux subtracted in 200 components = 0.556411 Jy ! Clean residual min=-0.041072 max=0.070177 Jy/beam ! Clean residual mean=-0.000277 rms=0.012851 Jy/beam ! Combined flux in latest and established models = 3.42976 Jy ! Adding 62 model components to the UV plane model. ! The established model now contains 155 components and 3.42976 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0993438 Jy ! Component: 100 - total flux cleaned = 0.187593 Jy ! Component: 150 - total flux cleaned = 0.266478 Jy ! Component: 200 - total flux cleaned = 0.337386 Jy ! Total flux subtracted in 200 components = 0.337386 Jy ! Clean residual min=-0.029218 max=0.045157 Jy/beam ! Clean residual mean=-0.000194 rms=0.009014 Jy/beam ! Combined flux in latest and established models = 3.76714 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 201 components and 3.76714 Jy ! Inverting map ! Added new window around map position (-4.5, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0640151 Jy ! Component: 100 - total flux cleaned = 0.121898 Jy ! Component: 150 - total flux cleaned = 0.174364 Jy ! Component: 200 - total flux cleaned = 0.221992 Jy ! Total flux subtracted in 200 components = 0.221992 Jy ! Clean residual min=-0.022313 max=0.030290 Jy/beam ! Clean residual mean=-0.000139 rms=0.006696 Jy/beam ! Combined flux in latest and established models = 3.98913 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 239 components and 3.98913 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0433826 Jy ! Component: 100 - total flux cleaned = 0.0830127 Jy ! Component: 150 - total flux cleaned = 0.119352 Jy ! Component: 200 - total flux cleaned = 0.152808 Jy ! Total flux subtracted in 200 components = 0.152808 Jy ! Clean residual min=-0.017326 max=0.024227 Jy/beam ! Clean residual mean=-0.000102 rms=0.005252 Jy/beam ! Combined flux in latest and established models = 4.14194 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 267 components and 4.14194 Jy ! Inverting map ! Added new window around map position (-14, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0312369 Jy ! Component: 100 - total flux cleaned = 0.0598134 Jy ! Component: 150 - total flux cleaned = 0.0861924 Jy ! Component: 200 - total flux cleaned = 0.110672 Jy ! Total flux subtracted in 200 components = 0.110672 Jy ! Clean residual min=-0.014677 max=0.016494 Jy/beam ! Clean residual mean=-0.000076 rms=0.004276 Jy/beam ! Combined flux in latest and established models = 4.25261 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 299 components and 4.25261 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=6.492 mas, bmaj=8.865 mas, bpa=-7.31 degrees ! Estimated noise=2.70554 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.051818 Jy ! Component: 100 - total flux cleaned = 0.0916425 Jy ! Component: 150 - total flux cleaned = 0.124762 Jy ! Component: 200 - total flux cleaned = 0.152881 Jy ! Total flux subtracted in 200 components = 0.152881 Jy ! Clean residual min=-0.020504 max=0.019126 Jy/beam ! Clean residual mean=-0.000132 rms=0.005946 Jy/beam ! Combined flux in latest and established models = 4.4055 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 = 0.0240923 Jy ! Component: 100 - total flux cleaned = 0.0449964 Jy ! Component: 150 - total flux cleaned = 0.0627837 Jy ! Component: 200 - total flux cleaned = 0.0767217 Jy ! Total flux subtracted in 200 components = 0.0767217 Jy ! Clean residual min=-0.018361 max=0.015491 Jy/beam ! Clean residual mean=-0.000097 rms=0.004952 Jy/beam ! Combined flux in latest and established models = 4.48222 Jy ! Adding 162 model components to the UV plane model. ! The established model now contains 428 components and 4.48222 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.824 mas, bmaj=6.723 mas, bpa=-5.848 degrees ! Estimated noise=1.61339 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0147436 Jy ! Component: 100 - total flux cleaned = 0.0266707 Jy ! Component: 150 - total flux cleaned = 0.0368367 Jy ! Component: 200 - total flux cleaned = 0.0469169 Jy ! Total flux subtracted in 200 components = 0.0469169 Jy ! Clean residual min=-0.015165 max=0.012192 Jy/beam ! Clean residual mean=-0.000020 rms=0.002877 Jy/beam ! Combined flux in latest and established models = 4.52913 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 453 components and 4.52913 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.144381Jy sigma=0.402360 ! Fit after self-cal, rms=0.143501Jy sigma=0.397720 wmodel J0318+1628_S_map.mod ! Writing 453 model components to file: J0318+1628_S_map.mod wobs J0318+1628_S_uvs.fits ! Writing UV FITS file: J0318+1628_S_uvs.fits wwins J0318+1628_S_map.win ! wwins: Wrote 11 windows to J0318+1628_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 = 0.000784292 Jy ! Component: 100 - total flux cleaned = 0.0027156 Jy ! Component: 150 - total flux cleaned = 0.00291995 Jy ! Component: 200 - total flux cleaned = 0.00254159 Jy ! Component: 250 - total flux cleaned = 0.002002 Jy ! Component: 300 - total flux cleaned = 0.00111682 Jy ! Component: 350 - total flux cleaned = 0.000259816 Jy ! Component: 400 - total flux cleaned = -0.00040818 Jy ! Component: 450 - total flux cleaned = -0.00186352 Jy ! Component: 500 - total flux cleaned = -0.00264944 Jy ! Component: 550 - total flux cleaned = -0.00403271 Jy ! Component: 600 - total flux cleaned = -0.00478046 Jy ! Component: 650 - total flux cleaned = -0.00551001 Jy ! Component: 700 - total flux cleaned = -0.00594295 Jy ! Component: 750 - total flux cleaned = -0.00706653 Jy ! Component: 800 - total flux cleaned = -0.00761834 Jy ! Component: 850 - total flux cleaned = -0.00829419 Jy ! Component: 900 - total flux cleaned = -0.00921998 Jy ! Component: 950 - total flux cleaned = -0.00987273 Jy ! Component: 1000 - total flux cleaned = -0.0111546 Jy ! Component: 1050 - total flux cleaned = -0.0117848 Jy ! Component: 1100 - total flux cleaned = -0.0125285 Jy ! Component: 1150 - total flux cleaned = -0.0136266 Jy ! Component: 1200 - total flux cleaned = -0.0143444 Jy ! Component: 1250 - total flux cleaned = -0.0149348 Jy ! Component: 1300 - total flux cleaned = -0.0156325 Jy ! Component: 1350 - total flux cleaned = -0.0166626 Jy ! Component: 1400 - total flux cleaned = -0.0177903 Jy ! Component: 1450 - total flux cleaned = -0.0186775 Jy ! Component: 1500 - total flux cleaned = -0.0192262 Jy ! Component: 1550 - total flux cleaned = -0.0203099 Jy ! Component: 1600 - total flux cleaned = -0.0212711 Jy ! Component: 1650 - total flux cleaned = -0.0222202 Jy ! Component: 1700 - total flux cleaned = -0.0228443 Jy ! Component: 1750 - total flux cleaned = -0.023667 Jy ! Component: 1800 - total flux cleaned = -0.0241759 Jy ! Component: 1850 - total flux cleaned = -0.0247767 Jy ! Component: 1900 - total flux cleaned = -0.0254697 Jy ! Component: 1950 - total flux cleaned = -0.026059 Jy ! Component: 2000 - total flux cleaned = -0.0266385 Jy ! Component: 2050 - total flux cleaned = -0.0269243 Jy ! Component: 2100 - total flux cleaned = -0.0273992 Jy ! Component: 2150 - total flux cleaned = -0.0279627 Jy ! Component: 2200 - total flux cleaned = -0.0283333 Jy ! Component: 2250 - total flux cleaned = -0.0292504 Jy ! Component: 2300 - total flux cleaned = -0.0292501 Jy ! Component: 2350 - total flux cleaned = -0.0295197 Jy ! Component: 2400 - total flux cleaned = -0.0297866 Jy ! Component: 2450 - total flux cleaned = -0.0303156 Jy ! Component: 2500 - total flux cleaned = -0.0309257 Jy ! Component: 2550 - total flux cleaned = -0.0309245 Jy ! Component: 2600 - total flux cleaned = -0.0315245 Jy ! Component: 2650 - total flux cleaned = -0.0318629 Jy ! Component: 2700 - total flux cleaned = -0.0321147 Jy ! Component: 2750 - total flux cleaned = -0.0321975 Jy ! Component: 2800 - total flux cleaned = -0.0325279 Jy ! Component: 2850 - total flux cleaned = -0.0328553 Jy ! Component: 2900 - total flux cleaned = -0.0330176 Jy ! Component: 2950 - total flux cleaned = -0.0333381 Jy ! Component: 3000 - total flux cleaned = -0.0337368 Jy ! Component: 3050 - total flux cleaned = -0.0340526 Jy ! Component: 3100 - total flux cleaned = -0.0343663 Jy ! Component: 3150 - total flux cleaned = -0.0349883 Jy ! Component: 3200 - total flux cleaned = -0.0349876 Jy ! Component: 3250 - total flux cleaned = -0.035294 Jy ! Component: 3300 - total flux cleaned = -0.0355965 Jy ! Component: 3350 - total flux cleaned = -0.0357473 Jy ! Component: 3400 - total flux cleaned = -0.0361949 Jy ! Component: 3450 - total flux cleaned = -0.0364165 Jy ! Component: 3500 - total flux cleaned = -0.0368558 Jy ! Component: 3550 - total flux cleaned = -0.0371466 Jy ! Component: 3600 - total flux cleaned = -0.0372903 Jy ! Component: 3650 - total flux cleaned = -0.0374333 Jy ! Component: 3700 - total flux cleaned = -0.0375763 Jy ! Component: 3750 - total flux cleaned = -0.0380703 Jy ! Component: 3800 - total flux cleaned = -0.0383503 Jy ! Component: 3850 - total flux cleaned = -0.03835 Jy ! Component: 3900 - total flux cleaned = -0.0387632 Jy ! Component: 3950 - total flux cleaned = -0.0391734 Jy ! Component: 4000 - total flux cleaned = -0.0393755 Jy ! Component: 4050 - total flux cleaned = -0.0392397 Jy ! Total flux subtracted in 4096 components = -0.0395737 Jy ! Clean residual min=-0.003787 max=0.003983 Jy/beam ! Clean residual mean=-0.000013 rms=0.001311 Jy/beam ! Combined flux in latest and established models = 4.48956 Jy keep ! Adding 343 model components to the UV plane model. ! The established model now contains 795 components and 4.48956 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0318+1628_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.824 x 6.723 at -5.848 degrees (North through East) ! Clean map min=-0.010023 max=0.9981 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0318+1628_S_map.fits wmodel /image_prod/ug002_uva//J0318+1628_S_map.mod ! Writing 795 model components to file: /image_prod/ug002_uva//J0318+1628_S_map.mod wobs /image_prod/ug002_uva//J0318+1628_S_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0318+1628_S_uvs.fits wwins /image_prod/ug002_uva//J0318+1628_S_map.win ! wwins: Wrote 12 windows to /image_prod/ug002_uva//J0318+1628_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.998104 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00130409 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.39197 0.39197 0.78394 1.56788 3.13576 6.27152 12.543 25.0861 50.1722 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0039 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.998 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 765.364 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0318+1628_S_dfm.log closed on Wed Mar 4 19:51:39 2020