! Started logfile: /vlbi/bp222/maps//J1734+3857_S_dfm.log on Thu Sep 27 11:27:26 2018 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /vlbi/bp222/maps//J1734+3857_S_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1734+3857_S_uvm.fits ! AN table 1: 16 integrations on 10 of 10 possible baselines. ! AN table 2: 16 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.886513 visibilities/baseline/integration-bin. ! Found source: J1734+3857 ! ! 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 2.22e+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 ! 04 4 2.348e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 44 lines of history. ! ! Reading 2156 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 J1734+3857_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 10 telescope corrections were flagged in sub-array 1. ! A total of 8 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 10 telescope corrections were flagged in sub-array 1. ! A total of 8 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 10 telescope corrections were flagged in sub-array 1. ! A total of 8 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 80 telescope corrections were flagged in sub-array 1. ! A total of 74 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.296764Jy sigma=18.704927 ! Fit after self-cal, rms=0.230431Jy sigma=3.260314 ! 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=3.835 mas, bmaj=9.307 mas, bpa=70.61 degrees ! Estimated noise=1.68409 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 = 0.603843 Jy ! Component: 100 - total flux cleaned = 0.740045 Jy ! Total flux subtracted in 100 components = 0.740045 Jy ! Clean residual min=-0.030719 max=0.048432 Jy/beam ! Clean residual mean=-0.000943 rms=0.009377 Jy/beam ! Combined flux in latest and established models = 0.740045 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.740045 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.116633Jy sigma=1.646594 ! Fit after self-cal, rms=0.116625Jy sigma=1.646377 ! 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=4.793 mas, bmaj=9.34 mas, bpa=68.81 degrees ! Estimated noise=1.23904 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 = 0.0616671 Jy ! Component: 100 - total flux cleaned = 0.0909404 Jy ! Component: 150 - total flux cleaned = 0.109488 Jy ! Component: 200 - total flux cleaned = 0.122094 Jy ! Total flux subtracted in 200 components = 0.122094 Jy ! Clean residual min=-0.024596 max=0.021199 Jy/beam ! Clean residual mean=-0.000803 rms=0.005859 Jy/beam ! Combined flux in latest and established models = 0.86214 Jy ! Performing phase self-cal ! Adding 60 model components to the UV plane model. ! The established model now contains 67 components and 0.86214 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.080377Jy sigma=1.119868 ! Fit after self-cal, rms=0.080331Jy sigma=1.119335 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.793 x 9.34 at 68.81 degrees (North through East) ! Clean map min=-0.024042 max=0.78777 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: ! BR 1.01 FD 0.96 KP 0.98 NL 0.95 ! OV 0.98 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.03 HN 1.00 KP 0.97 ! LA 0.93 NL 1.03 PT 0.99 SC 0.94 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.96 KP 1.01 NL 1.02 ! OV 0.98 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.13 FD 1.03 HN 1.01 KP 0.98 ! LA 0.91 NL 1.06 PT 1.00 SC 1.02 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 0.97 KP 1.00 NL 0.88 ! OV 0.99 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 FD 1.02 HN 1.00 KP 0.99 ! LA 0.93 NL 1.04 PT 1.01 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* KP 0.00* NL 0.00* ! OV 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.01 HN 1.02 KP 1.00* ! LA 0.86 NL 1.00* PT 1.03 SC 1.00* ! ! ! Fit before self-cal, rms=0.080331Jy sigma=1.119335 ! Fit after self-cal, rms=0.058631Jy sigma=0.814606 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=4.812 mas, bmaj=9.435 mas, bpa=67.87 degrees ! Estimated noise=1.24263 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 = -0.00411118 Jy ! Component: 100 - total flux cleaned = -0.00460654 Jy ! Component: 150 - total flux cleaned = -0.00479634 Jy ! Component: 200 - total flux cleaned = -0.00507367 Jy ! Total flux subtracted in 200 components = -0.00507367 Jy ! Clean residual min=-0.008912 max=0.007814 Jy/beam ! Clean residual mean=-0.000106 rms=0.002006 Jy/beam ! Combined flux in latest and established models = 0.857066 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 84 components and 0.857066 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.056771Jy sigma=0.791375 ! Fit after self-cal, rms=0.056794Jy sigma=0.791215 ! 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=0.056794Jy sigma=0.791215 ! Fit after self-cal, rms=0.056212Jy sigma=0.783978 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.8 mas, bmaj=9.455 mas, bpa=67.7 degrees ! Estimated noise=1.24252 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00198671 Jy ! Component: 100 - total flux cleaned = -0.00230054 Jy ! Component: 150 - total flux cleaned = -0.00255192 Jy ! Component: 200 - total flux cleaned = -0.00283736 Jy ! Total flux subtracted in 200 components = -0.00283736 Jy ! Clean residual min=-0.007298 max=0.006666 Jy/beam ! Clean residual mean=-0.000076 rms=0.001621 Jy/beam ! Combined flux in latest and established models = 0.854229 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 87 components and 0.854229 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.055452Jy sigma=0.773767 ! Fit after self-cal, rms=0.055447Jy sigma=0.773732 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 = -0.000336652 Jy ! Component: 100 - total flux cleaned = -0.000541938 Jy ! Component: 150 - total flux cleaned = -0.00077846 Jy ! Component: 200 - total flux cleaned = -0.00104617 Jy ! Total flux subtracted in 200 components = -0.00104617 Jy ! Clean residual min=-0.006747 max=0.006354 Jy/beam ! Clean residual mean=-0.000086 rms=0.001578 Jy/beam ! Combined flux in latest and established models = 0.853182 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 94 components and 0.853182 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.055316Jy sigma=0.771816 ! Fit after self-cal, rms=0.055313Jy sigma=0.771780 ! 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=0.055313Jy sigma=0.771780 ! Fit after self-cal, rms=0.055010Jy sigma=0.767690 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.792 mas, bmaj=9.468 mas, bpa=67.57 degrees ! Estimated noise=1.24224 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00112646 Jy ! Component: 100 - total flux cleaned = -0.00140527 Jy ! Component: 150 - total flux cleaned = -0.00161725 Jy ! Component: 200 - total flux cleaned = -0.0018614 Jy ! Total flux subtracted in 200 components = -0.0018614 Jy ! Clean residual min=-0.005913 max=0.005845 Jy/beam ! Clean residual mean=-0.000054 rms=0.001365 Jy/beam ! Combined flux in latest and established models = 0.851321 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 99 components and 0.851321 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.054751Jy sigma=0.763934 ! Fit after self-cal, rms=0.054749Jy sigma=0.763920 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 = -0.000287548 Jy ! Component: 100 - total flux cleaned = -0.00054155 Jy ! Component: 150 - total flux cleaned = -0.000775808 Jy ! Component: 200 - total flux cleaned = -0.000905464 Jy ! Total flux subtracted in 200 components = -0.000905464 Jy ! Clean residual min=-0.005688 max=0.005681 Jy/beam ! Clean residual mean=-0.000062 rms=0.001335 Jy/beam ! Combined flux in latest and established models = 0.850416 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 102 components and 0.850416 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.054674Jy sigma=0.762862 ! Fit after self-cal, rms=0.054674Jy sigma=0.762856 ! 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=0.054674Jy sigma=0.762856 ! Fit after self-cal, rms=0.054597Jy sigma=0.761550 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.122 mas, bmaj=10.34 mas, bpa=72.9 degrees ! Estimated noise=1.38476 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000167706 Jy ! Component: 100 - total flux cleaned = -0.000399978 Jy ! Component: 150 - total flux cleaned = -0.000546867 Jy ! Component: 200 - total flux cleaned = -0.000637441 Jy ! Total flux subtracted in 200 components = -0.000637441 Jy ! Clean residual min=-0.005534 max=0.005310 Jy/beam ! Clean residual mean=-0.000059 rms=0.001329 Jy/beam ! Combined flux in latest and established models = 0.849778 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 110 components and 0.849778 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.054590Jy sigma=0.761614 ! Fit after self-cal, rms=0.054582Jy sigma=0.761520 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 = -3.76795e-07 Jy ! Component: 100 - total flux cleaned = -0.000109624 Jy ! Component: 150 - total flux cleaned = -0.000110339 Jy ! Component: 200 - total flux cleaned = -0.000134149 Jy ! Total flux subtracted in 200 components = -0.000134149 Jy ! Clean residual min=-0.005470 max=0.005284 Jy/beam ! Clean residual mean=-0.000061 rms=0.001320 Jy/beam ! Combined flux in latest and established models = 0.849644 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 113 components and 0.849644 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.054582Jy sigma=0.761588 ! Fit after self-cal, rms=0.054579Jy sigma=0.761555 ! 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=4.789 mas, bmaj=9.475 mas, bpa=67.49 degrees ! Estimated noise=1.24227 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.789 x 9.475 at 67.49 degrees (North through East) ! Clean map min=-0.0052482 max=0.78238 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.054579Jy sigma=0.761555 ! Fit after self-cal, rms=0.049200Jy sigma=0.669145 ! Inverting map and beam ! Estimated beam: bmin=4.795 mas, bmaj=9.473 mas, bpa=67.47 degrees ! Estimated noise=1.24328 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000121258 Jy ! Component: 100 - total flux cleaned = -8.90543e-05 Jy ! Component: 150 - total flux cleaned = -0.000312112 Jy ! Component: 200 - total flux cleaned = -0.000515344 Jy ! Total flux subtracted in 200 components = -0.000515344 Jy ! Clean residual min=-0.005061 max=0.005196 Jy/beam ! Clean residual mean=-0.000047 rms=0.001187 Jy/beam ! Combined flux in latest and established models = 0.849129 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 113 components and 0.849129 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.049044Jy sigma=0.666717 ! Fit after self-cal, rms=0.049044Jy sigma=0.666713 ! Inverting map ! Added new window around map position (47, 44). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00284169 Jy ! Component: 100 - total flux cleaned = 0.00283344 Jy ! Component: 150 - total flux cleaned = 0.00269739 Jy ! Component: 200 - total flux cleaned = 0.00275509 Jy ! Total flux subtracted in 200 components = 0.00275509 Jy ! Clean residual min=-0.004399 max=0.003292 Jy/beam ! Clean residual mean=-0.000051 rms=0.000957 Jy/beam ! Combined flux in latest and established models = 0.851884 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 130 components and 0.851884 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.048614Jy sigma=0.660698 ! Fit after self-cal, rms=0.048610Jy sigma=0.660451 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.048610Jy sigma=0.660451 ! Fit after self-cal, rms=0.048519Jy sigma=0.659826 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=3.828 mas, bmaj=9.39 mas, bpa=69.81 degrees ! Estimated noise=1.69278 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.60322 Jy ! Component: 100 - total flux cleaned = 0.739568 Jy ! Component: 150 - total flux cleaned = 0.789194 Jy ! Component: 200 - total flux cleaned = 0.81034 Jy ! Total flux subtracted in 200 components = 0.81034 Jy ! Clean residual min=-0.007288 max=0.009648 Jy/beam ! Clean residual mean=-0.000208 rms=0.002234 Jy/beam ! Combined flux in latest and established models = 0.810339 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.810339 Jy ! Inverting map and beam ! Estimated beam: bmin=4.794 mas, bmaj=9.475 mas, bpa=67.44 degrees ! Estimated noise=1.24261 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 = 0.014279 Jy ! Component: 100 - total flux cleaned = 0.0226975 Jy ! Component: 150 - total flux cleaned = 0.0273674 Jy ! Component: 200 - total flux cleaned = 0.0307217 Jy ! Total flux subtracted in 200 components = 0.0307217 Jy ! Clean residual min=-0.004220 max=0.004380 Jy/beam ! Clean residual mean=-0.000129 rms=0.001105 Jy/beam ! Combined flux in latest and established models = 0.841061 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 70 components and 0.841061 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=9.129 mas, bmaj=10.35 mas, bpa=72.5 degrees ! Estimated noise=1.38425 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00444645 Jy ! Component: 100 - total flux cleaned = 0.00720842 Jy ! Component: 150 - total flux cleaned = 0.00887564 Jy ! Component: 200 - total flux cleaned = 0.00977438 Jy ! Total flux subtracted in 200 components = 0.00977438 Jy ! Clean residual min=-0.003703 max=0.002998 Jy/beam ! Clean residual mean=-0.000095 rms=0.000960 Jy/beam ! Combined flux in latest and established models = 0.850836 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 = 0.000497903 Jy ! Component: 100 - total flux cleaned = 0.000840638 Jy ! Component: 150 - total flux cleaned = 0.00110269 Jy ! Component: 200 - total flux cleaned = 0.00133265 Jy ! Total flux subtracted in 200 components = 0.00133265 Jy ! Clean residual min=-0.003740 max=0.002744 Jy/beam ! Clean residual mean=-0.000077 rms=0.000908 Jy/beam ! Combined flux in latest and established models = 0.852168 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 100 components and 0.852168 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=4.794 mas, bmaj=9.475 mas, bpa=67.44 degrees ! Estimated noise=1.24261 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000225006 Jy ! Component: 100 - total flux cleaned = 0.000377162 Jy ! Component: 150 - total flux cleaned = 0.000377364 Jy ! Component: 200 - total flux cleaned = 0.000262503 Jy ! Total flux subtracted in 200 components = 0.000262503 Jy ! Clean residual min=-0.003806 max=0.002689 Jy/beam ! Clean residual mean=-0.000044 rms=0.000804 Jy/beam ! Combined flux in latest and established models = 0.852431 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 119 components and 0.852431 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.048221Jy sigma=0.656793 ! Fit after self-cal, rms=0.048209Jy sigma=0.656648 wmodel J1734+3857_S_map.mod ! Writing 119 model components to file: J1734+3857_S_map.mod wobs J1734+3857_S_uvs.fits ! Writing UV FITS file: J1734+3857_S_uvs.fits wwins J1734+3857_S_map.win ! wwins: Wrote 2 windows to J1734+3857_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 = -0.00158214 Jy ! Component: 100 - total flux cleaned = -0.00277843 Jy ! Component: 150 - total flux cleaned = -0.00300954 Jy ! Component: 200 - total flux cleaned = -0.00292809 Jy ! Component: 250 - total flux cleaned = -0.00284919 Jy ! Component: 300 - total flux cleaned = -0.00281282 Jy ! Component: 350 - total flux cleaned = -0.00281347 Jy ! Component: 400 - total flux cleaned = -0.00277858 Jy ! Component: 450 - total flux cleaned = -0.00284401 Jy ! Component: 500 - total flux cleaned = -0.00290667 Jy ! Component: 550 - total flux cleaned = -0.00299725 Jy ! Component: 600 - total flux cleaned = -0.00302543 Jy ! Component: 650 - total flux cleaned = -0.00299834 Jy ! Component: 700 - total flux cleaned = -0.0030531 Jy ! Component: 750 - total flux cleaned = -0.003079 Jy ! Component: 800 - total flux cleaned = -0.00313052 Jy ! Component: 850 - total flux cleaned = -0.00320462 Jy ! Component: 900 - total flux cleaned = -0.00313236 Jy ! Component: 950 - total flux cleaned = -0.00310907 Jy ! Component: 1000 - total flux cleaned = -0.00306389 Jy ! Component: 1050 - total flux cleaned = -0.00304166 Jy ! Component: 1100 - total flux cleaned = -0.00299839 Jy ! Component: 1150 - total flux cleaned = -0.00304118 Jy ! Component: 1200 - total flux cleaned = -0.00302059 Jy ! Component: 1250 - total flux cleaned = -0.00300028 Jy ! Component: 1300 - total flux cleaned = -0.00297991 Jy ! Component: 1350 - total flux cleaned = -0.00288093 Jy ! Component: 1400 - total flux cleaned = -0.00288114 Jy ! Component: 1450 - total flux cleaned = -0.00282331 Jy ! Component: 1500 - total flux cleaned = -0.00278583 Jy ! Component: 1550 - total flux cleaned = -0.00278581 Jy ! Component: 1600 - total flux cleaned = -0.00276738 Jy ! Component: 1650 - total flux cleaned = -0.00273157 Jy ! Component: 1700 - total flux cleaned = -0.00271408 Jy ! Component: 1750 - total flux cleaned = -0.00262617 Jy ! Component: 1800 - total flux cleaned = -0.00260923 Jy ! Component: 1850 - total flux cleaned = -0.00257503 Jy ! Component: 1900 - total flux cleaned = -0.00247332 Jy ! Component: 1950 - total flux cleaned = -0.00235642 Jy ! Component: 2000 - total flux cleaned = -0.00232332 Jy ! Component: 2050 - total flux cleaned = -0.0022089 Jy ! Component: 2100 - total flux cleaned = -0.00211165 Jy ! Component: 2150 - total flux cleaned = -0.0020313 Jy ! Component: 2200 - total flux cleaned = -0.00191994 Jy ! Component: 2250 - total flux cleaned = -0.00185694 Jy ! Component: 2300 - total flux cleaned = -0.00177884 Jy ! Component: 2350 - total flux cleaned = -0.00167023 Jy ! Component: 2400 - total flux cleaned = -0.00159341 Jy ! Component: 2450 - total flux cleaned = -0.00148659 Jy ! Component: 2500 - total flux cleaned = -0.00138073 Jy ! Component: 2550 - total flux cleaned = -0.00124538 Jy ! Component: 2600 - total flux cleaned = -0.00111092 Jy ! Component: 2650 - total flux cleaned = -0.00100689 Jy ! Component: 2700 - total flux cleaned = -0.000888674 Jy ! Component: 2750 - total flux cleaned = -0.000756445 Jy ! Component: 2800 - total flux cleaned = -0.000610419 Jy ! Component: 2850 - total flux cleaned = -0.000494325 Jy ! Component: 2900 - total flux cleaned = -0.000364341 Jy ! Component: 2950 - total flux cleaned = -0.000235173 Jy ! Component: 3000 - total flux cleaned = -0.000120835 Jy ! Component: 3050 - total flux cleaned = 2.13449e-05 Jy ! Component: 3100 - total flux cleaned = 0.000120364 Jy ! Component: 3150 - total flux cleaned = 0.000247223 Jy ! Component: 3200 - total flux cleaned = 0.000345388 Jy ! Component: 3250 - total flux cleaned = 0.00042933 Jy ! Component: 3300 - total flux cleaned = 0.000513078 Jy ! Component: 3350 - total flux cleaned = 0.000582661 Jy ! Component: 3400 - total flux cleaned = 0.000693768 Jy ! Component: 3450 - total flux cleaned = 0.000762968 Jy ! Component: 3500 - total flux cleaned = 0.000832199 Jy ! Component: 3550 - total flux cleaned = 0.00092885 Jy ! Component: 3600 - total flux cleaned = 0.000984083 Jy ! Component: 3650 - total flux cleaned = 0.00106685 Jy ! Component: 3700 - total flux cleaned = 0.00114949 Jy ! Component: 3750 - total flux cleaned = 0.00124589 Jy ! Component: 3800 - total flux cleaned = 0.00132865 Jy ! Component: 3850 - total flux cleaned = 0.00141147 Jy ! Component: 3900 - total flux cleaned = 0.00150811 Jy ! Component: 3950 - total flux cleaned = 0.00163235 Jy ! Component: 4000 - total flux cleaned = 0.0016876 Jy ! Component: 4050 - total flux cleaned = 0.00177054 Jy ! Total flux subtracted in 4096 components = 0.00186743 Jy ! Clean residual min=-0.000809 max=0.001021 Jy/beam ! Clean residual mean=0.000004 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.854298 Jy keep ! Adding 249 model components to the UV plane model. ! The established model now contains 368 components and 0.854298 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1734+3857_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.794 x 9.475 at 67.44 degrees (North through East) ! Clean map min=-0.0020767 max=0.78476 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1734+3857_S_map.fits wmodel /vlbi/bp222/maps//J1734+3857_S_map.mod ! Writing 368 model components to file: /vlbi/bp222/maps//J1734+3857_S_map.mod wobs /vlbi/bp222/maps//J1734+3857_S_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1734+3857_S_uvs.fits wwins /vlbi/bp222/maps//J1734+3857_S_map.win ! wwins: Wrote 3 windows to /vlbi/bp222/maps//J1734+3857_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.784755 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000261414 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0999347 0.0999347 0.199869 0.399739 0.799478 1.59896 3.19791 6.39582 12.7916 25.5833 51.1666 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.784 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3001.96 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1734+3857_S_dfm.log closed on Thu Sep 27 11:27:30 2018