! Started logfile: /scr/pima/rdv91_uvs/J1920-3831_S_dfm.log on Fri Jun 15 11:29:32 2018 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.23299 obs /scr/pima/rdv91_uvs/J1920-3831_S_uva.fits ! Reading UV FITS file: /scr/pima/rdv91_uvs/J1920-3831_S_uva.fits ! AN table 1: 178 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.85012 visibilities/baseline/integration-bin. ! Found source: J1920-3831 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.23299e+09 8e+06 1 8e+06 ! 02 2 2.26299e+09 8e+06 1 8e+06 ! 03 3 2.35299e+09 8e+06 1 8e+06 ! 04 4 2.37299e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 74 lines of history. ! ! Reading 16948 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 4 channels. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 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 J1920-3831_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 132 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 132 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 132 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 132 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.020130Jy sigma=12.963115 ! Fit after self-cal, rms=0.900441Jy sigma=11.370001 ! 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=2.164 mas, bmaj=6.154 mas, bpa=-7.071 degrees ! Estimated noise=1.05625 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 = 0.0825902 Jy ! Component: 100 - total flux cleaned = 0.103448 Jy ! Total flux subtracted in 100 components = 0.103448 Jy ! Clean residual min=-0.011442 max=0.016368 Jy/beam ! Clean residual mean=-0.000298 rms=0.003344 Jy/beam ! Combined flux in latest and established models = 0.103448 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.103448 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159151Jy sigma=1.942314 ! Fit after self-cal, rms=0.158380Jy sigma=1.933174 ! 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=2.906 mas, bmaj=7.773 mas, bpa=-6.396 degrees ! Estimated noise=0.439608 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 = 0.0197861 Jy ! Component: 100 - total flux cleaned = 0.0295502 Jy ! Component: 150 - total flux cleaned = 0.034449 Jy ! Component: 200 - total flux cleaned = 0.0359501 Jy ! Total flux subtracted in 200 components = 0.0359501 Jy ! Clean residual min=-0.010102 max=0.023812 Jy/beam ! Clean residual mean=-0.000414 rms=0.004269 Jy/beam ! Combined flux in latest and established models = 0.139399 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 48 components and 0.139399 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156548Jy sigma=1.896902 ! Fit after self-cal, rms=0.156453Jy sigma=1.893782 ! Inverting map ! Added new window around map position (-16, -8.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0227953 Jy ! Component: 100 - total flux cleaned = 0.0340284 Jy ! Component: 150 - total flux cleaned = 0.0408304 Jy ! Component: 200 - total flux cleaned = 0.045784 Jy ! Total flux subtracted in 200 components = 0.045784 Jy ! Clean residual min=-0.007892 max=0.010298 Jy/beam ! Clean residual mean=-0.000232 rms=0.002357 Jy/beam ! Combined flux in latest and established models = 0.185183 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 84 components and 0.185183 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153608Jy sigma=1.845976 ! Fit after self-cal, rms=0.152498Jy sigma=1.831239 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.906 x 7.773 at -6.396 degrees (North through East) ! Clean map min=-0.0067257 max=0.10613 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 KP 0.98 LA 0.90 MK 1.01 ! NL 1.16 OV 1.20 PT 0.90 SC 1.02 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 KP 1.07 LA 0.88 MK 1.01 ! NL 1.17 OV 1.12 PT 0.86 SC 1.01 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 KP 1.00 LA 0.93 MK 0.97 ! NL 1.24 OV 1.01 PT 0.89 SC 1.10 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 KP 1.10 LA 0.95 MK 0.89 ! NL 1.05 OV 1.11 PT 0.90 SC 0.98 ! ! ! Fit before self-cal, rms=0.152498Jy sigma=1.831239 ! Fit after self-cal, rms=0.158224Jy sigma=1.817928 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.908 mas, bmaj=7.78 mas, bpa=-6.944 degrees ! Estimated noise=0.436039 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 (-9.5, 0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0082635 Jy ! Component: 100 - total flux cleaned = 0.00944368 Jy ! Component: 150 - total flux cleaned = 0.00986681 Jy ! Component: 200 - total flux cleaned = 0.0102171 Jy ! Total flux subtracted in 200 components = 0.0102171 Jy ! Clean residual min=-0.003504 max=0.005181 Jy/beam ! Clean residual mean=0.000027 rms=0.001178 Jy/beam ! Combined flux in latest and established models = 0.1954 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 99 components and 0.1954 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157623Jy sigma=1.812361 ! Fit after self-cal, rms=0.158060Jy sigma=1.808664 ! 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158060Jy sigma=1.808664 ! Fit after self-cal, rms=0.154754Jy sigma=1.808111 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.878 mas, bmaj=7.717 mas, bpa=-6.944 degrees ! Estimated noise=0.428427 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.005102 Jy ! Component: 100 - total flux cleaned = 0.00576347 Jy ! Component: 150 - total flux cleaned = 0.00607497 Jy ! Component: 200 - total flux cleaned = 0.00624739 Jy ! Total flux subtracted in 200 components = 0.00624739 Jy ! Clean residual min=-0.003306 max=0.004901 Jy/beam ! Clean residual mean=0.000033 rms=0.001034 Jy/beam ! Combined flux in latest and established models = 0.201647 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 108 components and 0.201647 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154483Jy sigma=1.805739 ! Fit after self-cal, rms=0.154330Jy sigma=1.804413 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 (-17, -128). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00458121 Jy ! Component: 100 - total flux cleaned = 0.00599843 Jy ! Component: 150 - total flux cleaned = 0.00659564 Jy ! Component: 200 - total flux cleaned = 0.00689005 Jy ! Total flux subtracted in 200 components = 0.00689005 Jy ! Clean residual min=-0.004165 max=0.004065 Jy/beam ! Clean residual mean=0.000033 rms=0.000946 Jy/beam ! Combined flux in latest and established models = 0.208537 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 117 components and 0.208537 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154128Jy sigma=1.802410 ! Fit after self-cal, rms=0.154028Jy sigma=1.801744 ! 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154028Jy sigma=1.801744 ! Fit after self-cal, rms=0.150734Jy sigma=1.800250 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.87 mas, bmaj=7.669 mas, bpa=-6.796 degrees ! Estimated noise=0.422732 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00274801 Jy ! Component: 100 - total flux cleaned = 0.00341188 Jy ! Component: 150 - total flux cleaned = 0.00368438 Jy ! Component: 200 - total flux cleaned = 0.00374353 Jy ! Total flux subtracted in 200 components = 0.00374353 Jy ! Clean residual min=-0.003034 max=0.003475 Jy/beam ! Clean residual mean=0.000036 rms=0.000807 Jy/beam ! Combined flux in latest and established models = 0.212281 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 131 components and 0.212281 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150623Jy sigma=1.799354 ! Fit after self-cal, rms=0.150456Jy sigma=1.798637 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 (55.5, 50.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00345235 Jy ! Component: 100 - total flux cleaned = 0.00439943 Jy ! Component: 150 - total flux cleaned = 0.00470899 Jy ! Component: 200 - total flux cleaned = 0.00470764 Jy ! Total flux subtracted in 200 components = 0.00470764 Jy ! Clean residual min=-0.002754 max=0.002871 Jy/beam ! Clean residual mean=0.000017 rms=0.000740 Jy/beam ! Combined flux in latest and established models = 0.216988 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 151 components and 0.216988 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150341Jy sigma=1.797538 ! Fit after self-cal, rms=0.150284Jy sigma=1.797196 ! 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150284Jy sigma=1.797196 ! Fit after self-cal, rms=0.149058Jy sigma=1.797038 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.675 mas, bmaj=26.7 mas, bpa=-2.756 degrees ! Estimated noise=0.537672 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00159523 Jy ! Component: 100 - total flux cleaned = 0.00211936 Jy ! Component: 150 - total flux cleaned = 0.00223901 Jy ! Component: 200 - total flux cleaned = 0.00229415 Jy ! Total flux subtracted in 200 components = 0.00229415 Jy ! Clean residual min=-0.002574 max=0.003109 Jy/beam ! Clean residual mean=0.000030 rms=0.000838 Jy/beam ! Combined flux in latest and established models = 0.219283 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 155 components and 0.219282 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.149036Jy sigma=1.796963 ! Fit after self-cal, rms=0.148994Jy sigma=1.796822 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 = 0.000506538 Jy ! Component: 100 - total flux cleaned = 0.000506962 Jy ! Component: 150 - total flux cleaned = 0.000507084 Jy ! Component: 200 - total flux cleaned = 0.00053253 Jy ! Total flux subtracted in 200 components = 0.00053253 Jy ! Clean residual min=-0.002527 max=0.003041 Jy/beam ! Clean residual mean=0.000030 rms=0.000826 Jy/beam ! Combined flux in latest and established models = 0.219815 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 159 components and 0.219815 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148982Jy sigma=1.796828 ! Fit after self-cal, rms=0.148945Jy sigma=1.796765 ! 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=2.86 mas, bmaj=7.633 mas, bpa=-6.81 degrees ! Estimated noise=0.419683 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.86 x 7.633 at -6.81 degrees (North through East) ! Clean map min=-0.0052005 max=0.10354 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=2.136 mas, bmaj=6.077 mas, bpa=-7.341 degrees ! Estimated noise=0.992841 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0754025 Jy ! Component: 100 - total flux cleaned = 0.102369 Jy ! Component: 150 - total flux cleaned = 0.121837 Jy ! Component: 200 - total flux cleaned = 0.137235 Jy ! Total flux subtracted in 200 components = 0.137235 Jy ! Clean residual min=-0.010266 max=0.013678 Jy/beam ! Clean residual mean=-0.000131 rms=0.002684 Jy/beam ! Combined flux in latest and established models = 0.137235 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 31 model components to the UV plane model. ! The established model now contains 31 components and 0.137235 Jy ! Inverting map and beam ! Estimated beam: bmin=2.86 mas, bmaj=7.633 mas, bpa=-6.81 degrees ! Estimated noise=0.419683 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (3, 4.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0209489 Jy ! Component: 100 - total flux cleaned = 0.0353081 Jy ! Component: 150 - total flux cleaned = 0.0458511 Jy ! Component: 200 - total flux cleaned = 0.0537799 Jy ! Total flux subtracted in 200 components = 0.0537799 Jy ! Clean residual min=-0.004261 max=0.006222 Jy/beam ! Clean residual mean=-0.000020 rms=0.001357 Jy/beam ! Combined flux in latest and established models = 0.191015 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 79 components and 0.191015 Jy ! Inverting map ! Added new window around map position (0, -13.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00684459 Jy ! Component: 100 - total flux cleaned = 0.0120506 Jy ! Component: 150 - total flux cleaned = 0.0162378 Jy ! Component: 200 - total flux cleaned = 0.0196391 Jy ! Total flux subtracted in 200 components = 0.0196391 Jy ! Clean residual min=-0.003148 max=0.003045 Jy/beam ! Clean residual mean=0.000006 rms=0.000834 Jy/beam ! Combined flux in latest and established models = 0.210654 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 114 components and 0.210654 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.675 mas, bmaj=26.7 mas, bpa=-2.756 degrees ! Estimated noise=0.537672 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00352831 Jy ! Component: 100 - total flux cleaned = 0.00561415 Jy ! Component: 150 - total flux cleaned = 0.00714107 Jy ! Component: 200 - total flux cleaned = 0.00782406 Jy ! Total flux subtracted in 200 components = 0.00782406 Jy ! Clean residual min=-0.002784 max=0.002547 Jy/beam ! Clean residual mean=0.000042 rms=0.000856 Jy/beam ! Combined flux in latest and established models = 0.218478 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 = 0.000536993 Jy ! Component: 100 - total flux cleaned = 0.00100374 Jy ! Component: 150 - total flux cleaned = 0.00129205 Jy ! Component: 200 - total flux cleaned = 0.00149917 Jy ! Total flux subtracted in 200 components = 0.00149917 Jy ! Clean residual min=-0.002582 max=0.002405 Jy/beam ! Clean residual mean=0.000040 rms=0.000816 Jy/beam ! Combined flux in latest and established models = 0.219977 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 157 components and 0.219977 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.86 mas, bmaj=7.633 mas, bpa=-6.81 degrees ! Estimated noise=0.419683 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000179203 Jy ! Component: 100 - total flux cleaned = 0.000259718 Jy ! Component: 150 - total flux cleaned = 0.000397689 Jy ! Component: 200 - total flux cleaned = 0.000397421 Jy ! Total flux subtracted in 200 components = 0.000397421 Jy ! Clean residual min=-0.002534 max=0.002780 Jy/beam ! Clean residual mean=0.000019 rms=0.000687 Jy/beam ! Combined flux in latest and established models = 0.220375 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 175 components and 0.220375 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148903Jy sigma=1.796335 ! Fit after self-cal, rms=0.148891Jy sigma=1.795423 wmodel J1920-3831_S_map.mod ! Writing 175 model components to file: J1920-3831_S_map.mod wobs J1920-3831_S_uvs.fits ! Writing UV FITS file: J1920-3831_S_uvs.fits wwins J1920-3831_S_map.win ! wwins: Wrote 7 windows to J1920-3831_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 = 0.000811548 Jy ! Component: 100 - total flux cleaned = 0.00128645 Jy ! Component: 150 - total flux cleaned = 0.00151313 Jy ! Component: 200 - total flux cleaned = 0.00198907 Jy ! Component: 250 - total flux cleaned = 0.00219744 Jy ! Component: 300 - total flux cleaned = 0.00223671 Jy ! Component: 350 - total flux cleaned = 0.00215737 Jy ! Component: 400 - total flux cleaned = 0.00215739 Jy ! Component: 450 - total flux cleaned = 0.00219468 Jy ! Component: 500 - total flux cleaned = 0.00215833 Jy ! Component: 550 - total flux cleaned = 0.00212218 Jy ! Component: 600 - total flux cleaned = 0.00201651 Jy ! Component: 650 - total flux cleaned = 0.00194814 Jy ! Component: 700 - total flux cleaned = 0.00191447 Jy ! Component: 750 - total flux cleaned = 0.00184784 Jy ! Component: 800 - total flux cleaned = 0.00174945 Jy ! Component: 850 - total flux cleaned = 0.00181385 Jy ! Component: 900 - total flux cleaned = 0.00168675 Jy ! Component: 950 - total flux cleaned = 0.00165592 Jy ! Component: 1000 - total flux cleaned = 0.00159383 Jy ! Component: 1050 - total flux cleaned = 0.00171587 Jy ! Component: 1100 - total flux cleaned = 0.00171554 Jy ! Component: 1150 - total flux cleaned = 0.00165628 Jy ! Component: 1200 - total flux cleaned = 0.00168557 Jy ! Component: 1250 - total flux cleaned = 0.00168559 Jy ! Component: 1300 - total flux cleaned = 0.00162782 Jy ! Component: 1350 - total flux cleaned = 0.00168428 Jy ! Component: 1400 - total flux cleaned = 0.00160029 Jy ! Component: 1450 - total flux cleaned = 0.00154521 Jy ! Component: 1500 - total flux cleaned = 0.00151843 Jy ! Component: 1550 - total flux cleaned = 0.00160013 Jy ! Component: 1600 - total flux cleaned = 0.00151969 Jy ! Component: 1650 - total flux cleaned = 0.00162561 Jy ! Component: 1700 - total flux cleaned = 0.00159897 Jy ! Component: 1750 - total flux cleaned = 0.00159913 Jy ! Component: 1800 - total flux cleaned = 0.00152191 Jy ! Component: 1850 - total flux cleaned = 0.00149657 Jy ! Component: 1900 - total flux cleaned = 0.00154696 Jy ! Component: 1950 - total flux cleaned = 0.00142204 Jy ! Component: 2000 - total flux cleaned = 0.00137286 Jy ! Component: 2050 - total flux cleaned = 0.00144646 Jy ! Component: 2100 - total flux cleaned = 0.0013978 Jy ! Component: 2150 - total flux cleaned = 0.00134999 Jy ! Component: 2200 - total flux cleaned = 0.00134987 Jy ! Component: 2250 - total flux cleaned = 0.00132647 Jy ! Component: 2300 - total flux cleaned = 0.00118584 Jy ! Component: 2350 - total flux cleaned = 0.00123238 Jy ! Component: 2400 - total flux cleaned = 0.00118619 Jy ! Component: 2450 - total flux cleaned = 0.00111753 Jy ! Component: 2500 - total flux cleaned = 0.00116265 Jy ! Component: 2550 - total flux cleaned = 0.00107291 Jy ! Component: 2600 - total flux cleaned = 0.00107301 Jy ! Component: 2650 - total flux cleaned = 0.00105077 Jy ! Component: 2700 - total flux cleaned = 0.00100694 Jy ! Component: 2750 - total flux cleaned = 0.00098548 Jy ! Component: 2800 - total flux cleaned = 0.000920907 Jy ! Component: 2850 - total flux cleaned = 0.0010279 Jy ! Component: 2900 - total flux cleaned = 0.000963764 Jy ! Component: 2950 - total flux cleaned = 0.00100596 Jy ! Component: 3000 - total flux cleaned = 0.00102686 Jy ! Component: 3050 - total flux cleaned = 0.00102677 Jy ! Component: 3100 - total flux cleaned = 0.00100613 Jy ! Component: 3150 - total flux cleaned = 0.00110894 Jy ! Component: 3200 - total flux cleaned = 0.00108845 Jy ! Component: 3250 - total flux cleaned = 0.00108843 Jy ! Component: 3300 - total flux cleaned = 0.00104797 Jy ! Component: 3350 - total flux cleaned = 0.00106813 Jy ! Component: 3400 - total flux cleaned = 0.00104811 Jy ! Component: 3450 - total flux cleaned = 0.00106803 Jy ! Component: 3500 - total flux cleaned = 0.0011074 Jy ! Component: 3550 - total flux cleaned = 0.00106818 Jy ! Component: 3600 - total flux cleaned = 0.0010875 Jy ! Component: 3650 - total flux cleaned = 0.00112627 Jy ! Component: 3700 - total flux cleaned = 0.00116468 Jy ! Component: 3750 - total flux cleaned = 0.00118379 Jy ! Component: 3800 - total flux cleaned = 0.00110758 Jy ! Component: 3850 - total flux cleaned = 0.00116481 Jy ! Component: 3900 - total flux cleaned = 0.00116492 Jy ! Component: 3950 - total flux cleaned = 0.00118381 Jy ! Component: 4000 - total flux cleaned = 0.00118391 Jy ! Component: 4050 - total flux cleaned = 0.00129583 Jy ! Total flux subtracted in 4096 components = 0.0012586 Jy ! Clean residual min=-0.001034 max=0.001167 Jy/beam ! Clean residual mean=0.000007 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.221633 Jy keep ! Adding 253 model components to the UV plane model. ! The established model now contains 428 components and 0.221633 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rdv91_uvs/J1920-3831_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.86 x 7.633 at -6.81 degrees (North through East) ! Clean map min=-0.0028546 max=0.097428 Jy/beam ! Writing clean map to FITS file: /scr/pima/rdv91_uvs/J1920-3831_S_map.fits wmodel /scr/pima/rdv91_uvs/J1920-3831_S_map.mod ! Writing 428 model components to file: /scr/pima/rdv91_uvs/J1920-3831_S_map.mod wobs /scr/pima/rdv91_uvs/J1920-3831_S_uvs.fits ! Writing UV FITS file: /scr/pima/rdv91_uvs/J1920-3831_S_uvs.fits wwins /scr/pima/rdv91_uvs/J1920-3831_S_map.win ! wwins: Wrote 8 windows to /scr/pima/rdv91_uvs/J1920-3831_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0974281 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000324542 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.999326 0.999326 1.99865 3.9973 7.99461 15.9892 31.9784 63.9569 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.097 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 300.202 quit ! Quitting program ! Log file /scr/pima/rdv91_uvs/J1920-3831_S_dfm.log closed on Fri Jun 15 11:29:37 2018