! Started logfile: /vlbi/uf001/uva//J1946+2300_S_dfm.log on Mon Jan 14 05:14:05 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//J1946+2300_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1946+2300_S_uva.fits ! AN table 1: 87 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.917241 visibilities/baseline/integration-bin. ! Found source: J1946+2300 ! ! 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 10773 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 J1946+2300_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 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.014182Jy sigma=22.354877 ! Fit after self-cal, rms=0.863572Jy sigma=19.037125 ! 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=2.812 mas, bmaj=6.236 mas, bpa=-5.767 degrees ! Estimated noise=0.460458 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 = 0.096973 Jy ! Component: 100 - total flux cleaned = 0.139297 Jy ! Total flux subtracted in 100 components = 0.139297 Jy ! Clean residual min=-0.007061 max=0.020764 Jy/beam ! Clean residual mean=0.000035 rms=0.002273 Jy/beam ! Combined flux in latest and established models = 0.139297 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 0.139297 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080550Jy sigma=1.626973 ! Fit after self-cal, rms=0.080335Jy sigma=1.621137 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0248503 Jy ! Component: 100 - total flux cleaned = 0.0401741 Jy ! Total flux subtracted in 100 components = 0.0401741 Jy ! Clean residual min=-0.004753 max=0.008669 Jy/beam ! Clean residual mean=0.000015 rms=0.001304 Jy/beam ! Combined flux in latest and established models = 0.179472 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 38 components and 0.179472 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.068409Jy sigma=1.349371 ! Fit after self-cal, rms=0.068382Jy sigma=1.348445 ! Inverting map ! Added new window around map position (-3.5, 2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.010739 Jy ! Component: 100 - total flux cleaned = 0.0187077 Jy ! Total flux subtracted in 100 components = 0.0187077 Jy ! Clean residual min=-0.004148 max=0.005956 Jy/beam ! Clean residual mean=0.000008 rms=0.001010 Jy/beam ! Combined flux in latest and established models = 0.198179 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 60 components and 0.198179 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065511Jy sigma=1.281717 ! Fit after self-cal, rms=0.065484Jy sigma=1.281117 ! Inverting map ! Added new window around map position (-6.5, 10.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00675559 Jy ! Component: 100 - total flux cleaned = 0.01177 Jy ! Total flux subtracted in 100 components = 0.01177 Jy ! Clean residual min=-0.003703 max=0.003985 Jy/beam ! Clean residual mean=0.000005 rms=0.000855 Jy/beam ! Combined flux in latest and established models = 0.209949 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 78 components and 0.209949 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064380Jy sigma=1.254359 ! Fit after self-cal, rms=0.064354Jy sigma=1.253793 ! 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=3.469 mas, bmaj=6.925 mas, bpa=-6.09 degrees ! Estimated noise=0.321939 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 = 0.00669289 Jy ! Component: 100 - total flux cleaned = 0.0114174 Jy ! Component: 150 - total flux cleaned = 0.0149004 Jy ! Component: 200 - total flux cleaned = 0.0175377 Jy ! Total flux subtracted in 200 components = 0.0175377 Jy ! Clean residual min=-0.002745 max=0.003509 Jy/beam ! Clean residual mean=-0.000009 rms=0.000753 Jy/beam ! Combined flux in latest and established models = 0.227487 Jy ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 125 components and 0.227487 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063388Jy sigma=1.232864 ! Fit after self-cal, rms=0.063355Jy sigma=1.232257 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.469 x 6.925 at -6.09 degrees (North through East) ! Clean map min=-0.0027161 max=0.12818 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 1.04 KP 1.02 ! LA 0.95 MK 1.07 NL 1.04 OV 1.01 ! PT 0.96 SC 1.07 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 1.02 HN 1.02 KP 1.00 ! LA 0.94 MK 0.97 NL 1.05 OV 0.96 ! PT 0.97 SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 1.04 KP 1.00 ! LA 0.94 MK 0.92 NL 1.04 OV 1.00 ! PT 0.98 SC 1.00 ! ! ! Fit before self-cal, rms=0.063355Jy sigma=1.232257 ! Fit after self-cal, rms=0.059874Jy sigma=1.215149 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.472 mas, bmaj=6.974 mas, bpa=-6.318 degrees ! Estimated noise=0.322349 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 = 0.00136094 Jy ! Component: 100 - total flux cleaned = 0.00165409 Jy ! Component: 150 - total flux cleaned = 0.00188751 Jy ! Component: 200 - total flux cleaned = 0.00208249 Jy ! Total flux subtracted in 200 components = 0.00208249 Jy ! Clean residual min=-0.002416 max=0.002205 Jy/beam ! Clean residual mean=-0.000006 rms=0.000594 Jy/beam ! Combined flux in latest and established models = 0.229569 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 147 components and 0.229569 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059839Jy sigma=1.213927 ! Fit after self-cal, rms=0.059825Jy sigma=1.213723 ! 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=0.059825Jy sigma=1.213723 ! Fit after self-cal, rms=0.057179Jy sigma=1.189726 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.462 mas, bmaj=6.985 mas, bpa=-6.266 degrees ! Estimated noise=0.322159 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00113191 Jy ! Component: 100 - total flux cleaned = 0.00145034 Jy ! Component: 150 - total flux cleaned = 0.00174171 Jy ! Component: 200 - total flux cleaned = 0.00193217 Jy ! Total flux subtracted in 200 components = 0.00193217 Jy ! Clean residual min=-0.001652 max=0.001697 Jy/beam ! Clean residual mean=-0.000002 rms=0.000413 Jy/beam ! Combined flux in latest and established models = 0.231502 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 155 components and 0.231502 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057151Jy sigma=1.189118 ! Fit after self-cal, rms=0.057147Jy sigma=1.188949 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 = 0.000315697 Jy ! Component: 100 - total flux cleaned = 0.000405268 Jy ! Component: 150 - total flux cleaned = 0.000483338 Jy ! Component: 200 - total flux cleaned = 0.000541707 Jy ! Total flux subtracted in 200 components = 0.000541707 Jy ! Clean residual min=-0.001678 max=0.001649 Jy/beam ! Clean residual mean=-0.000002 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.232043 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 165 components and 0.232043 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057140Jy sigma=1.188809 ! Fit after self-cal, rms=0.057139Jy sigma=1.188800 ! 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=0.057139Jy sigma=1.188800 ! Fit after self-cal, rms=0.056806Jy sigma=1.186804 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.456 mas, bmaj=6.983 mas, bpa=-6.283 degrees ! Estimated noise=0.32139 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000659773 Jy ! Component: 100 - total flux cleaned = 0.000860004 Jy ! Component: 150 - total flux cleaned = 0.00094117 Jy ! Component: 200 - total flux cleaned = 0.000997047 Jy ! Total flux subtracted in 200 components = 0.000997047 Jy ! Clean residual min=-0.001678 max=0.001575 Jy/beam ! Clean residual mean=-0.000002 rms=0.000385 Jy/beam ! Combined flux in latest and established models = 0.23304 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 171 components and 0.23304 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056793Jy sigma=1.186520 ! Fit after self-cal, rms=0.056791Jy sigma=1.186494 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 = 0.000153525 Jy ! Component: 100 - total flux cleaned = 0.000200443 Jy ! Component: 150 - total flux cleaned = 0.000233393 Jy ! Component: 200 - total flux cleaned = 0.000254148 Jy ! Total flux subtracted in 200 components = 0.000254148 Jy ! Clean residual min=-0.001688 max=0.001573 Jy/beam ! Clean residual mean=-0.000002 rms=0.000383 Jy/beam ! Combined flux in latest and established models = 0.233295 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 176 components and 0.233294 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056786Jy sigma=1.186411 ! Fit after self-cal, rms=0.056786Jy sigma=1.186406 ! 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=0.056786Jy sigma=1.186406 ! Fit after self-cal, rms=0.056672Jy sigma=1.186326 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.564 mas, bmaj=10.29 mas, bpa=-5.633 degrees ! Estimated noise=0.401652 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0006045 Jy ! Component: 100 - total flux cleaned = 0.000873629 Jy ! Component: 150 - total flux cleaned = 0.000951681 Jy ! Component: 200 - total flux cleaned = 0.000975934 Jy ! Total flux subtracted in 200 components = 0.000975934 Jy ! Clean residual min=-0.001954 max=0.002060 Jy/beam ! Clean residual mean=-0.000006 rms=0.000501 Jy/beam ! Combined flux in latest and established models = 0.23427 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 187 components and 0.23427 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056670Jy sigma=1.186275 ! Fit after self-cal, rms=0.056667Jy sigma=1.186255 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 = 8.58531e-05 Jy ! Component: 100 - total flux cleaned = 0.000118578 Jy ! Component: 150 - total flux cleaned = 0.000148052 Jy ! Component: 200 - total flux cleaned = 0.000167871 Jy ! Total flux subtracted in 200 components = 0.000167871 Jy ! Clean residual min=-0.001926 max=0.002016 Jy/beam ! Clean residual mean=-0.000006 rms=0.000499 Jy/beam ! Combined flux in latest and established models = 0.234438 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 189 components and 0.234438 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056667Jy sigma=1.186240 ! Fit after self-cal, rms=0.056666Jy sigma=1.186233 ! 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=3.453 mas, bmaj=6.976 mas, bpa=-6.253 degrees ! Estimated noise=0.321136 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.453 x 6.976 at -6.253 degrees (North through East) ! Clean map min=-0.0016324 max=0.12704 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=2.781 mas, bmaj=6.293 mas, bpa=-5.992 degrees ! Estimated noise=0.461167 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0973527 Jy ! Component: 100 - total flux cleaned = 0.140117 Jy ! Component: 150 - total flux cleaned = 0.164799 Jy ! Component: 200 - total flux cleaned = 0.180319 Jy ! Total flux subtracted in 200 components = 0.180319 Jy ! Clean residual min=-0.004520 max=0.008626 Jy/beam ! Clean residual mean=0.000018 rms=0.001260 Jy/beam ! Combined flux in latest and established models = 0.180319 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 45 model components to the UV plane model. ! The established model now contains 45 components and 0.180319 Jy ! Inverting map and beam ! Estimated beam: bmin=3.453 mas, bmaj=6.976 mas, bpa=-6.253 degrees ! Estimated noise=0.321136 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 = 0.0155635 Jy ! Component: 100 - total flux cleaned = 0.0258762 Jy ! Component: 150 - total flux cleaned = 0.0330374 Jy ! Component: 200 - total flux cleaned = 0.0381425 Jy ! Total flux subtracted in 200 components = 0.0381425 Jy ! Clean residual min=-0.002147 max=0.003183 Jy/beam ! Clean residual mean=0.000000 rms=0.000575 Jy/beam ! Combined flux in latest and established models = 0.218462 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 101 components and 0.218462 Jy ! Inverting map ! Added new window around map position (3.5, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00381016 Jy ! Component: 100 - total flux cleaned = 0.0066586 Jy ! Component: 150 - total flux cleaned = 0.0088313 Jy ! Component: 200 - total flux cleaned = 0.0105014 Jy ! Total flux subtracted in 200 components = 0.0105014 Jy ! Clean residual min=-0.001816 max=0.001778 Jy/beam ! Clean residual mean=-0.000002 rms=0.000408 Jy/beam ! Combined flux in latest and established models = 0.228963 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 131 components and 0.228963 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=7.564 mas, bmaj=10.29 mas, bpa=-5.633 degrees ! Estimated noise=0.401652 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00202709 Jy ! Component: 100 - total flux cleaned = 0.00325394 Jy ! Component: 150 - total flux cleaned = 0.00397907 Jy ! Component: 200 - total flux cleaned = 0.0042876 Jy ! Total flux subtracted in 200 components = 0.0042876 Jy ! Clean residual min=-0.001970 max=0.001950 Jy/beam ! Clean residual mean=-0.000007 rms=0.000501 Jy/beam ! Combined flux in latest and established models = 0.233251 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 = 0.000254079 Jy ! Component: 100 - total flux cleaned = 0.000436479 Jy ! Component: 150 - total flux cleaned = 0.000580207 Jy ! Component: 200 - total flux cleaned = 0.00068681 Jy ! Total flux subtracted in 200 components = 0.00068681 Jy ! Clean residual min=-0.001919 max=0.001947 Jy/beam ! Clean residual mean=-0.000007 rms=0.000496 Jy/beam ! Combined flux in latest and established models = 0.233938 Jy ! Adding 80 model components to the UV plane model. ! The established model now contains 203 components and 0.233937 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.453 mas, bmaj=6.976 mas, bpa=-6.253 degrees ! Estimated noise=0.321136 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000110695 Jy ! Component: 100 - total flux cleaned = -0.000152794 Jy ! Component: 150 - total flux cleaned = -0.000189377 Jy ! Component: 200 - total flux cleaned = -0.000189894 Jy ! Total flux subtracted in 200 components = -0.000189894 Jy ! Clean residual min=-0.001698 max=0.001618 Jy/beam ! Clean residual mean=-0.000003 rms=0.000376 Jy/beam ! Combined flux in latest and established models = 0.233748 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 221 components and 0.233748 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056654Jy sigma=1.186122 ! Fit after self-cal, rms=0.056655Jy sigma=1.186046 wmodel J1946+2300_S_map.mod ! Writing 221 model components to file: J1946+2300_S_map.mod wobs J1946+2300_S_uvs.fits ! Writing UV FITS file: J1946+2300_S_uvs.fits wwins J1946+2300_S_map.win ! wwins: Wrote 4 windows to J1946+2300_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 = 6.94555e-05 Jy ! Component: 100 - total flux cleaned = 0.000358387 Jy ! Component: 150 - total flux cleaned = 0.000579758 Jy ! Component: 200 - total flux cleaned = 0.000813967 Jy ! Component: 250 - total flux cleaned = 0.000949392 Jy ! Component: 300 - total flux cleaned = 0.00101566 Jy ! Component: 350 - total flux cleaned = 0.00108003 Jy ! Component: 400 - total flux cleaned = 0.00110078 Jy ! Component: 450 - total flux cleaned = 0.00118211 Jy ! Component: 500 - total flux cleaned = 0.00120157 Jy ! Component: 550 - total flux cleaned = 0.00110371 Jy ! Component: 600 - total flux cleaned = 0.00112351 Jy ! Component: 650 - total flux cleaned = 0.00102931 Jy ! Component: 700 - total flux cleaned = 0.00106659 Jy ! Component: 750 - total flux cleaned = 0.00106635 Jy ! Component: 800 - total flux cleaned = 0.00101259 Jy ! Component: 850 - total flux cleaned = 0.0011014 Jy ! Component: 900 - total flux cleaned = 0.00103144 Jy ! Component: 950 - total flux cleaned = 0.00110081 Jy ! Component: 1000 - total flux cleaned = 0.00108368 Jy ! Component: 1050 - total flux cleaned = 0.00111738 Jy ! Component: 1100 - total flux cleaned = 0.00110076 Jy ! Component: 1150 - total flux cleaned = 0.00111712 Jy ! Component: 1200 - total flux cleaned = 0.00108465 Jy ! Component: 1250 - total flux cleaned = 0.00108464 Jy ! Component: 1300 - total flux cleaned = 0.00103706 Jy ! Component: 1350 - total flux cleaned = 0.00106833 Jy ! Component: 1400 - total flux cleaned = 0.00105308 Jy ! Component: 1450 - total flux cleaned = 0.00106854 Jy ! Component: 1500 - total flux cleaned = 0.00106856 Jy ! Component: 1550 - total flux cleaned = 0.00105343 Jy ! Component: 1600 - total flux cleaned = 0.0010977 Jy ! Component: 1650 - total flux cleaned = 0.00106837 Jy ! Component: 1700 - total flux cleaned = 0.00105401 Jy ! Component: 1750 - total flux cleaned = 0.00102553 Jy ! Component: 1800 - total flux cleaned = 0.000968861 Jy ! Component: 1850 - total flux cleaned = 0.000912804 Jy ! Component: 1900 - total flux cleaned = 0.000899171 Jy ! Component: 1950 - total flux cleaned = 0.00088533 Jy ! Component: 2000 - total flux cleaned = 0.000844251 Jy ! Component: 2050 - total flux cleaned = 0.000789841 Jy ! Component: 2100 - total flux cleaned = 0.000789985 Jy ! Component: 2150 - total flux cleaned = 0.000803026 Jy ! Component: 2200 - total flux cleaned = 0.000723877 Jy ! Component: 2250 - total flux cleaned = 0.000710728 Jy ! Component: 2300 - total flux cleaned = 0.000658776 Jy ! Component: 2350 - total flux cleaned = 0.000671595 Jy ! Component: 2400 - total flux cleaned = 0.000595126 Jy ! Component: 2450 - total flux cleaned = 0.000645724 Jy ! Component: 2500 - total flux cleaned = 0.000645543 Jy ! Component: 2550 - total flux cleaned = 0.000608288 Jy ! Component: 2600 - total flux cleaned = 0.000596003 Jy ! Component: 2650 - total flux cleaned = 0.000620566 Jy ! Component: 2700 - total flux cleaned = 0.000547874 Jy ! Component: 2750 - total flux cleaned = 0.000656296 Jy ! Component: 2800 - total flux cleaned = 0.000620381 Jy ! Component: 2850 - total flux cleaned = 0.000632182 Jy ! Component: 2900 - total flux cleaned = 0.000608508 Jy ! Component: 2950 - total flux cleaned = 0.000608494 Jy ! Component: 3000 - total flux cleaned = 0.000620066 Jy ! Component: 3050 - total flux cleaned = 0.000596907 Jy ! Component: 3100 - total flux cleaned = 0.000585533 Jy ! Component: 3150 - total flux cleaned = 0.000574176 Jy ! Component: 3200 - total flux cleaned = 0.000619269 Jy ! Component: 3250 - total flux cleaned = 0.000596775 Jy ! Component: 3300 - total flux cleaned = 0.000596888 Jy ! Component: 3350 - total flux cleaned = 0.000630117 Jy ! Component: 3400 - total flux cleaned = 0.000641155 Jy ! Component: 3450 - total flux cleaned = 0.000641085 Jy ! Component: 3500 - total flux cleaned = 0.000662824 Jy ! Component: 3550 - total flux cleaned = 0.000630671 Jy ! Component: 3600 - total flux cleaned = 0.000684116 Jy ! Component: 3650 - total flux cleaned = 0.000684057 Jy ! Component: 3700 - total flux cleaned = 0.000758153 Jy ! Component: 3750 - total flux cleaned = 0.000779064 Jy ! Component: 3800 - total flux cleaned = 0.000737254 Jy ! Component: 3850 - total flux cleaned = 0.000799497 Jy ! Component: 3900 - total flux cleaned = 0.000799507 Jy ! Component: 3950 - total flux cleaned = 0.000840509 Jy ! Component: 4000 - total flux cleaned = 0.00087104 Jy ! Component: 4050 - total flux cleaned = 0.000891326 Jy ! Total flux subtracted in 4096 components = 0.000901359 Jy ! Clean residual min=-0.000892 max=0.000679 Jy/beam ! Clean residual mean=-0.000002 rms=0.000191 Jy/beam ! Combined flux in latest and established models = 0.234649 Jy keep ! Adding 316 model components to the UV plane model. ! The established model now contains 537 components and 0.234649 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1946+2300_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.453 x 6.976 at -6.253 degrees (North through East) ! Clean map min=-0.0012299 max=0.12715 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1946+2300_S_map.fits wmodel /vlbi/uf001/uva//J1946+2300_S_map.mod ! Writing 537 model components to file: /vlbi/uf001/uva//J1946+2300_S_map.mod wobs /vlbi/uf001/uva//J1946+2300_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1946+2300_S_uvs.fits wwins /vlbi/uf001/uva//J1946+2300_S_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J1946+2300_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.127147 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000190105 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.448546 0.448546 0.897092 1.79418 3.58837 7.17673 14.3535 28.7069 57.4139 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.127 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 668.828 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1946+2300_S_dfm.log closed on Mon Jan 14 05:14:10 2019