! Started logfile: /vlbi/uf001/uva//J0207+6246_S_dfm.log on Sun Jan 13 21:16:01 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//J0207+6246_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0207+6246_S_uva.fits ! AN table 1: 76 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.965789 visibilities/baseline/integration-bin. ! Found source: J0207+6246 ! ! 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 9909 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 J0207+6246_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 74 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 74 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 74 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.580706Jy sigma=21.775722 ! Fit after self-cal, rms=0.549378Jy sigma=7.389093 ! 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=3.088 mas, bmaj=3.615 mas, bpa=-4.605 degrees ! Estimated noise=0.770057 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 = 0.700862 Jy ! Component: 100 - total flux cleaned = 0.960161 Jy ! Total flux subtracted in 100 components = 0.960161 Jy ! Clean residual min=-0.066309 max=0.299938 Jy/beam ! Clean residual mean=-0.000878 rms=0.019841 Jy/beam ! Combined flux in latest and established models = 0.960161 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.960161 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.521866Jy sigma=6.533004 ! Fit after self-cal, rms=0.520872Jy sigma=6.525447 ! Inverting map ! Added new window around map position (18, 10). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.255 Jy ! Component: 100 - total flux cleaned = 0.396839 Jy ! Total flux subtracted in 100 components = 0.396839 Jy ! Clean residual min=-0.038451 max=0.080054 Jy/beam ! Clean residual mean=-0.000565 rms=0.011402 Jy/beam ! Combined flux in latest and established models = 1.357 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 24 components and 1.357 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.320494Jy sigma=3.991811 ! Fit after self-cal, rms=0.309416Jy sigma=3.848007 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.113295 Jy ! Component: 100 - total flux cleaned = 0.196946 Jy ! Total flux subtracted in 100 components = 0.196946 Jy ! Clean residual min=-0.028855 max=0.057136 Jy/beam ! Clean residual mean=-0.000391 rms=0.008240 Jy/beam ! Combined flux in latest and established models = 1.55395 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 43 components and 1.55395 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.228836Jy sigma=2.921046 ! Fit after self-cal, rms=0.226957Jy sigma=2.897073 ! Inverting map ! Added new window around map position (3.5, 4.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0705686 Jy ! Component: 100 - total flux cleaned = 0.125083 Jy ! Total flux subtracted in 100 components = 0.125083 Jy ! Clean residual min=-0.025727 max=0.036887 Jy/beam ! Clean residual mean=-0.000282 rms=0.006744 Jy/beam ! Combined flux in latest and established models = 1.67903 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 61 components and 1.67903 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.184457Jy sigma=2.423883 ! Fit after self-cal, rms=0.183548Jy sigma=2.411498 ! 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=3.735 mas, bmaj=4.203 mas, bpa=-8.181 degrees ! Estimated noise=0.532199 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 = 0.0622879 Jy ! Component: 100 - total flux cleaned = 0.108122 Jy ! Component: 150 - total flux cleaned = 0.143604 Jy ! Component: 200 - total flux cleaned = 0.171865 Jy ! Total flux subtracted in 200 components = 0.171865 Jy ! Clean residual min=-0.023190 max=0.021269 Jy/beam ! Clean residual mean=-0.000130 rms=0.004969 Jy/beam ! Combined flux in latest and established models = 1.85089 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 86 components and 1.85089 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.142678Jy sigma=1.984750 ! Fit after self-cal, rms=0.141803Jy sigma=1.972148 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.735 x 4.203 at -8.181 degrees (North through East) ! Clean map min=-0.022393 max=0.96904 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 0.97 KP 1.01 ! LA 0.94 MK 1.13 NL 1.00 OV 0.99 ! PT 0.97 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 0.98 KP 1.02 ! LA 0.95 MK 1.11 NL 0.98 OV 0.95 ! PT 0.97 SC 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 1.00 KP 1.02 ! LA 0.94 MK 1.18 NL 0.98 OV 0.98 ! PT 0.96 SC 0.93 ! ! ! Fit before self-cal, rms=0.141803Jy sigma=1.972148 ! Fit after self-cal, rms=0.123986Jy sigma=1.705408 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.807 mas, bmaj=4.267 mas, bpa=-4.157 degrees ! Estimated noise=0.528524 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 = 0.0192765 Jy ! Component: 100 - total flux cleaned = 0.027015 Jy ! Component: 150 - total flux cleaned = 0.0297567 Jy ! Component: 200 - total flux cleaned = 0.0316779 Jy ! Total flux subtracted in 200 components = 0.0316779 Jy ! Clean residual min=-0.020003 max=0.019260 Jy/beam ! Clean residual mean=0.000023 rms=0.003746 Jy/beam ! Combined flux in latest and established models = 1.88257 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 98 components and 1.88257 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.119635Jy sigma=1.642220 ! Fit after self-cal, rms=0.119351Jy sigma=1.638530 ! 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=0.119351Jy sigma=1.638530 ! Fit after self-cal, rms=0.104911Jy sigma=1.142832 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.019 mas, bmaj=4.208 mas, bpa=2.018 degrees ! Estimated noise=0.539828 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00010986 Jy ! Component: 100 - total flux cleaned = 0.00301399 Jy ! Component: 150 - total flux cleaned = 0.00421066 Jy ! Component: 200 - total flux cleaned = 0.00555152 Jy ! Total flux subtracted in 200 components = 0.00555152 Jy ! Clean residual min=-0.008005 max=0.008712 Jy/beam ! Clean residual mean=-0.000003 rms=0.001767 Jy/beam ! Combined flux in latest and established models = 1.88812 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 111 components and 1.88812 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.102717Jy sigma=1.095169 ! Fit after self-cal, rms=0.102676Jy sigma=1.090985 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 (45.5, 6.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00413513 Jy ! Component: 100 - total flux cleaned = 0.0066949 Jy ! Component: 150 - total flux cleaned = 0.00743757 Jy ! Component: 200 - total flux cleaned = 0.00788912 Jy ! Total flux subtracted in 200 components = 0.00788912 Jy ! Clean residual min=-0.007182 max=0.006420 Jy/beam ! Clean residual mean=-0.000004 rms=0.001586 Jy/beam ! Combined flux in latest and established models = 1.89601 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 123 components and 1.89601 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.101463Jy sigma=1.061421 ! Fit after self-cal, rms=0.101427Jy sigma=1.059923 ! 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=0.101427Jy sigma=1.059923 ! Fit after self-cal, rms=0.105520Jy sigma=1.055436 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.035 mas, bmaj=4.203 mas, bpa=5.724 degrees ! Estimated noise=0.539596 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00260337 Jy ! Component: 100 - total flux cleaned = -0.00169011 Jy ! Component: 150 - total flux cleaned = -0.00125918 Jy ! Component: 200 - total flux cleaned = -0.00106404 Jy ! Total flux subtracted in 200 components = -0.00106404 Jy ! Clean residual min=-0.006420 max=0.005765 Jy/beam ! Clean residual mean=-0.000003 rms=0.001429 Jy/beam ! Combined flux in latest and established models = 1.89495 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 131 components and 1.89495 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.104587Jy sigma=1.036356 ! Fit after self-cal, rms=0.104572Jy sigma=1.035321 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 = -0.00016078 Jy ! Component: 100 - total flux cleaned = -0.000166489 Jy ! Component: 150 - total flux cleaned = 3.14131e-06 Jy ! Component: 200 - total flux cleaned = 2.3578e-06 Jy ! Total flux subtracted in 200 components = 2.3578e-06 Jy ! Clean residual min=-0.006056 max=0.005687 Jy/beam ! Clean residual mean=-0.000002 rms=0.001354 Jy/beam ! Combined flux in latest and established models = 1.89495 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 137 components and 1.89495 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.104081Jy sigma=1.023660 ! Fit after self-cal, rms=0.104069Jy sigma=1.023022 ! 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=0.104069Jy sigma=1.023022 ! Fit after self-cal, rms=0.105790Jy sigma=1.020575 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.774 mas, bmaj=8.011 mas, bpa=55.36 degrees ! Estimated noise=0.741788 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000649508 Jy ! Component: 100 - total flux cleaned = -0.000748898 Jy ! Component: 150 - total flux cleaned = -0.000678189 Jy ! Component: 200 - total flux cleaned = -0.000543639 Jy ! Total flux subtracted in 200 components = -0.000543639 Jy ! Clean residual min=-0.004727 max=0.004409 Jy/beam ! Clean residual mean=0.000002 rms=0.001189 Jy/beam ! Combined flux in latest and established models = 1.89441 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 145 components and 1.89441 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.105581Jy sigma=1.016592 ! Fit after self-cal, rms=0.105591Jy sigma=1.015696 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 = -4.90088e-05 Jy ! Component: 100 - total flux cleaned = 0.000170728 Jy ! Component: 150 - total flux cleaned = 0.000469184 Jy ! Component: 200 - total flux cleaned = 0.000731897 Jy ! Total flux subtracted in 200 components = 0.000731897 Jy ! Clean residual min=-0.004726 max=0.004260 Jy/beam ! Clean residual mean=0.000004 rms=0.001185 Jy/beam ! Combined flux in latest and established models = 1.89514 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 153 components and 1.89514 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.105497Jy sigma=1.013881 ! Fit after self-cal, rms=0.105513Jy sigma=1.013440 ! 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=4.046 mas, bmaj=4.2 mas, bpa=8.183 degrees ! Estimated noise=0.539688 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.046 x 4.2 at 8.183 degrees (North through East) ! Clean map min=-0.0051353 max=0.98305 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=0.105513Jy sigma=1.013440 ! Fit after self-cal, rms=0.106087Jy sigma=0.954951 ! Inverting map and beam ! Estimated beam: bmin=4.049 mas, bmaj=4.202 mas, bpa=11.11 degrees ! Estimated noise=0.539551 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0026005 Jy ! Component: 100 - total flux cleaned = -0.00211808 Jy ! Component: 150 - total flux cleaned = -0.00182268 Jy ! Component: 200 - total flux cleaned = -0.00196336 Jy ! Total flux subtracted in 200 components = -0.00196336 Jy ! Clean residual min=-0.005548 max=0.005037 Jy/beam ! Clean residual mean=0.000003 rms=0.001187 Jy/beam ! Combined flux in latest and established models = 1.89318 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 162 components and 1.89318 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.105639Jy sigma=0.944933 ! Fit after self-cal, rms=0.105622Jy sigma=0.944564 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000205579 Jy ! Component: 100 - total flux cleaned = -0.000335164 Jy ! Component: 150 - total flux cleaned = -0.0005698 Jy ! Component: 200 - total flux cleaned = -0.000566822 Jy ! Total flux subtracted in 200 components = -0.000566822 Jy ! Clean residual min=-0.005321 max=0.004995 Jy/beam ! Clean residual mean=0.000002 rms=0.001148 Jy/beam ! Combined flux in latest and established models = 1.89261 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 171 components and 1.89261 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.105367Jy sigma=0.938750 ! Fit after self-cal, rms=0.105358Jy sigma=0.938559 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.105358Jy sigma=0.938559 ! Fit after self-cal, rms=0.106548Jy sigma=0.937111 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=3.39 mas, bmaj=3.606 mas, bpa=14.67 degrees ! Estimated noise=0.802218 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.72378 Jy ! Component: 100 - total flux cleaned = 1.04158 Jy ! Component: 150 - total flux cleaned = 1.24438 Jy ! Component: 200 - total flux cleaned = 1.38014 Jy ! Total flux subtracted in 200 components = 1.38014 Jy ! Clean residual min=-0.028681 max=0.075405 Jy/beam ! Clean residual mean=-0.000473 rms=0.008382 Jy/beam ! Combined flux in latest and established models = 1.38014 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 24 model components to the UV plane model. ! The established model now contains 24 components and 1.38014 Jy ! Inverting map and beam ! Estimated beam: bmin=4.056 mas, bmaj=4.198 mas, bpa=12.54 degrees ! Estimated noise=0.5397 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 = 0.124503 Jy ! Component: 100 - total flux cleaned = 0.211827 Jy ! Component: 150 - total flux cleaned = 0.276078 Jy ! Component: 200 - total flux cleaned = 0.324342 Jy ! Total flux subtracted in 200 components = 0.324342 Jy ! Clean residual min=-0.011810 max=0.030238 Jy/beam ! Clean residual mean=-0.000165 rms=0.003581 Jy/beam ! Combined flux in latest and established models = 1.70448 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 58 components and 1.70448 Jy ! Inverting map ! Added new window around map position (4, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0371308 Jy ! Component: 100 - total flux cleaned = 0.0656531 Jy ! Component: 150 - total flux cleaned = 0.0880482 Jy ! Component: 200 - total flux cleaned = 0.106017 Jy ! Total flux subtracted in 200 components = 0.106017 Jy ! Clean residual min=-0.006829 max=0.010757 Jy/beam ! Clean residual mean=-0.000065 rms=0.001836 Jy/beam ! Combined flux in latest and established models = 1.8105 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 88 components and 1.8105 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0146511 Jy ! Component: 100 - total flux cleaned = 0.0267186 Jy ! Component: 150 - total flux cleaned = 0.0367395 Jy ! Component: 200 - total flux cleaned = 0.0450923 Jy ! Total flux subtracted in 200 components = 0.0450923 Jy ! Clean residual min=-0.005391 max=0.005903 Jy/beam ! Clean residual mean=-0.000024 rms=0.001333 Jy/beam ! Combined flux in latest and established models = 1.85559 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 107 components and 1.85559 Jy ! Inverting map ! Added new window around map position (-3, -4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00676061 Jy ! Component: 100 - total flux cleaned = 0.0113321 Jy ! Component: 150 - total flux cleaned = 0.0151933 Jy ! Component: 200 - total flux cleaned = 0.0174746 Jy ! Total flux subtracted in 200 components = 0.0174746 Jy ! Clean residual min=-0.004865 max=0.004877 Jy/beam ! Clean residual mean=-0.000010 rms=0.001175 Jy/beam ! Combined flux in latest and established models = 1.87307 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 124 components and 1.87307 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.77 mas, bmaj=8.021 mas, bpa=57.01 degrees ! Estimated noise=0.740678 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00608495 Jy ! Component: 100 - total flux cleaned = 0.0101298 Jy ! Component: 150 - total flux cleaned = 0.0125154 Jy ! Component: 200 - total flux cleaned = 0.0143524 Jy ! Total flux subtracted in 200 components = 0.0143524 Jy ! Clean residual min=-0.003627 max=0.003681 Jy/beam ! Clean residual mean=0.000002 rms=0.001096 Jy/beam ! Combined flux in latest and established models = 1.88742 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 = 0.00102864 Jy ! Component: 100 - total flux cleaned = 0.00177969 Jy ! Component: 150 - total flux cleaned = 0.00225487 Jy ! Component: 200 - total flux cleaned = 0.00281222 Jy ! Total flux subtracted in 200 components = 0.00281222 Jy ! Clean residual min=-0.003538 max=0.003676 Jy/beam ! Clean residual mean=0.000007 rms=0.001057 Jy/beam ! Combined flux in latest and established models = 1.89023 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 165 components and 1.89023 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=4.056 mas, bmaj=4.198 mas, bpa=12.54 degrees ! Estimated noise=0.5397 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00247293 Jy ! Component: 100 - total flux cleaned = -0.00214255 Jy ! Component: 150 - total flux cleaned = -0.00214496 Jy ! Component: 200 - total flux cleaned = -0.00171301 Jy ! Total flux subtracted in 200 components = -0.00171301 Jy ! Clean residual min=-0.004276 max=0.004637 Jy/beam ! Clean residual mean=0.000002 rms=0.001054 Jy/beam ! Combined flux in latest and established models = 1.88852 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 178 components and 1.88852 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.107726Jy sigma=0.927974 ! Fit after self-cal, rms=0.107262Jy sigma=0.923332 wmodel J0207+6246_S_map.mod ! Writing 178 model components to file: J0207+6246_S_map.mod wobs J0207+6246_S_uvs.fits ! Writing UV FITS file: J0207+6246_S_uvs.fits wwins J0207+6246_S_map.win ! wwins: Wrote 6 windows to J0207+6246_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 = 0.00107129 Jy ! Component: 100 - total flux cleaned = 0.00195452 Jy ! Component: 150 - total flux cleaned = 0.00263191 Jy ! Component: 200 - total flux cleaned = 0.00313516 Jy ! Component: 250 - total flux cleaned = 0.0035501 Jy ! Component: 300 - total flux cleaned = 0.00361707 Jy ! Component: 350 - total flux cleaned = 0.00374784 Jy ! Component: 400 - total flux cleaned = 0.00387585 Jy ! Component: 450 - total flux cleaned = 0.00387617 Jy ! Component: 500 - total flux cleaned = 0.00393801 Jy ! Component: 550 - total flux cleaned = 0.00405926 Jy ! Component: 600 - total flux cleaned = 0.00400102 Jy ! Component: 650 - total flux cleaned = 0.00417663 Jy ! Component: 700 - total flux cleaned = 0.00434746 Jy ! Component: 750 - total flux cleaned = 0.00445734 Jy ! Component: 800 - total flux cleaned = 0.0044573 Jy ! Component: 850 - total flux cleaned = 0.0046214 Jy ! Component: 900 - total flux cleaned = 0.00478269 Jy ! Component: 950 - total flux cleaned = 0.004889 Jy ! Component: 1000 - total flux cleaned = 0.00514894 Jy ! Component: 1050 - total flux cleaned = 0.005149 Jy ! Component: 1100 - total flux cleaned = 0.00514974 Jy ! Component: 1150 - total flux cleaned = 0.00529957 Jy ! Component: 1200 - total flux cleaned = 0.00549554 Jy ! Component: 1250 - total flux cleaned = 0.00525132 Jy ! Component: 1300 - total flux cleaned = 0.00549311 Jy ! Component: 1350 - total flux cleaned = 0.00535069 Jy ! Component: 1400 - total flux cleaned = 0.00544468 Jy ! Component: 1450 - total flux cleaned = 0.00539743 Jy ! Component: 1500 - total flux cleaned = 0.00539777 Jy ! Component: 1550 - total flux cleaned = 0.00539718 Jy ! Component: 1600 - total flux cleaned = 0.00530764 Jy ! Component: 1650 - total flux cleaned = 0.00539759 Jy ! Component: 1700 - total flux cleaned = 0.00526443 Jy ! Component: 1750 - total flux cleaned = 0.00522053 Jy ! Component: 1800 - total flux cleaned = 0.00504725 Jy ! Component: 1850 - total flux cleaned = 0.00517552 Jy ! Component: 1900 - total flux cleaned = 0.00521792 Jy ! Component: 1950 - total flux cleaned = 0.00513317 Jy ! Component: 2000 - total flux cleaned = 0.00509158 Jy ! Component: 2050 - total flux cleaned = 0.00488496 Jy ! Component: 2100 - total flux cleaned = 0.00484366 Jy ! Component: 2150 - total flux cleaned = 0.00460027 Jy ! Component: 2200 - total flux cleaned = 0.00452077 Jy ! Component: 2250 - total flux cleaned = 0.00452078 Jy ! Component: 2300 - total flux cleaned = 0.00444131 Jy ! Component: 2350 - total flux cleaned = 0.004363 Jy ! Component: 2400 - total flux cleaned = 0.00405192 Jy ! Component: 2450 - total flux cleaned = 0.00393644 Jy ! Component: 2500 - total flux cleaned = 0.00385969 Jy ! Component: 2550 - total flux cleaned = 0.0037074 Jy ! Component: 2600 - total flux cleaned = 0.00348096 Jy ! Component: 2650 - total flux cleaned = 0.00333077 Jy ! Component: 2700 - total flux cleaned = 0.00303383 Jy ! Component: 2750 - total flux cleaned = 0.00288679 Jy ! Component: 2800 - total flux cleaned = 0.00274034 Jy ! Component: 2850 - total flux cleaned = 0.00259536 Jy ! Component: 2900 - total flux cleaned = 0.00245225 Jy ! Component: 2950 - total flux cleaned = 0.00220289 Jy ! Component: 3000 - total flux cleaned = 0.00223898 Jy ! Component: 3050 - total flux cleaned = 0.00206281 Jy ! Component: 3100 - total flux cleaned = 0.00192345 Jy ! Component: 3150 - total flux cleaned = 0.0018541 Jy ! Component: 3200 - total flux cleaned = 0.00185457 Jy ! Component: 3250 - total flux cleaned = 0.00178621 Jy ! Component: 3300 - total flux cleaned = 0.00168469 Jy ! Component: 3350 - total flux cleaned = 0.0015165 Jy ! Component: 3400 - total flux cleaned = 0.00144993 Jy ! Component: 3450 - total flux cleaned = 0.0014495 Jy ! Component: 3500 - total flux cleaned = 0.00144935 Jy ! Component: 3550 - total flux cleaned = 0.00128539 Jy ! Component: 3600 - total flux cleaned = 0.00125287 Jy ! Component: 3650 - total flux cleaned = 0.00122053 Jy ! Component: 3700 - total flux cleaned = 0.00102784 Jy ! Component: 3750 - total flux cleaned = 0.00109181 Jy ! Component: 3800 - total flux cleaned = 0.00106024 Jy ! Component: 3850 - total flux cleaned = 0.0009971 Jy ! Component: 3900 - total flux cleaned = 0.000903441 Jy ! Component: 3950 - total flux cleaned = 0.000716906 Jy ! Component: 4000 - total flux cleaned = 0.000531781 Jy ! Component: 4050 - total flux cleaned = 0.000562669 Jy ! Total flux subtracted in 4096 components = 0.000410145 Jy ! Clean residual min=-0.001821 max=0.001557 Jy/beam ! Clean residual mean=-0.000005 rms=0.000539 Jy/beam ! Combined flux in latest and established models = 1.88893 Jy keep ! Adding 308 model components to the UV plane model. ! The established model now contains 484 components and 1.88893 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0207+6246_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.056 x 4.198 at 12.54 degrees (North through East) ! Clean map min=-0.0035093 max=0.98972 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0207+6246_S_map.fits wmodel /vlbi/uf001/uva//J0207+6246_S_map.mod ! Writing 484 model components to file: /vlbi/uf001/uva//J0207+6246_S_map.mod wobs /vlbi/uf001/uva//J0207+6246_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0207+6246_S_uvs.fits wwins /vlbi/uf001/uva//J0207+6246_S_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J0207+6246_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.989724 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000537924 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.163053 0.163053 0.326105 0.65221 1.30442 2.60884 5.21768 10.4354 20.8707 41.7415 83.4829 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0016 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.989 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1839.9 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0207+6246_S_dfm.log closed on Sun Jan 13 21:16:06 2019