! Started logfile: /image_prod/ug002_uva//J2018+0831_S_dfm.log on Thu Mar 5 04:43:16 2020 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /image_prod/ug002_uva//J2018+0831_S_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2018+0831_S_uva.fits ! AN table 1: 45 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.958025 visibilities/baseline/integration-bin. ! Found source: J2018+0831 ! ! 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 4656 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 J2018+0831_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 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.153866Jy sigma=8.074857 ! Fit after self-cal, rms=0.484759Jy sigma=3.292953 ! 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=2.668 mas, bmaj=7.084 mas, bpa=-3.771 degrees ! Estimated noise=1.93874 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 = 0.40924 Jy ! Component: 100 - total flux cleaned = 0.504025 Jy ! Total flux subtracted in 100 components = 0.504025 Jy ! Clean residual min=-0.014932 max=0.035136 Jy/beam ! Clean residual mean=-0.000036 rms=0.004507 Jy/beam ! Combined flux in latest and established models = 0.504025 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.504025 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.098343Jy sigma=0.658325 ! Fit after self-cal, rms=0.098342Jy sigma=0.658186 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0373409 Jy ! Component: 100 - total flux cleaned = 0.0568254 Jy ! Total flux subtracted in 100 components = 0.0568254 Jy ! Clean residual min=-0.013040 max=0.013838 Jy/beam ! Clean residual mean=0.000002 rms=0.003134 Jy/beam ! Combined flux in latest and established models = 0.56085 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 32 components and 0.56085 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.084098Jy sigma=0.538002 ! Fit after self-cal, rms=0.084090Jy sigma=0.537864 ! 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=3.147 mas, bmaj=7.775 mas, bpa=-2.799 degrees ! Estimated noise=1.52819 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 = 0.0124157 Jy ! Component: 100 - total flux cleaned = 0.0196275 Jy ! Component: 150 - total flux cleaned = 0.0242132 Jy ! Component: 200 - total flux cleaned = 0.0271472 Jy ! Total flux subtracted in 200 components = 0.0271472 Jy ! Clean residual min=-0.014351 max=0.011825 Jy/beam ! Clean residual mean=0.000047 rms=0.002886 Jy/beam ! Combined flux in latest and established models = 0.587997 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 57 components and 0.587997 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.082219Jy sigma=0.523016 ! Fit after self-cal, rms=0.082204Jy sigma=0.522912 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.147 x 7.775 at -2.799 degrees (North through East) ! Clean map min=-0.014288 max=0.52435 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.91 HN 1.00 KP 1.03 ! LA 1.01 MK 0.97 OV 0.89 PT 1.10 ! SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.97 HN 1.01 KP 1.02 ! LA 1.05 MK 1.00 OV 0.91 PT 1.03 ! SC 1.18 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.96 HN 1.04 KP 1.02 ! LA 1.01 MK 1.03 OV 0.88 PT 1.07 ! SC 0.98 ! ! ! Fit before self-cal, rms=0.082204Jy sigma=0.522912 ! Fit after self-cal, rms=0.071049Jy sigma=0.406380 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.157 mas, bmaj=7.84 mas, bpa=-2.938 degrees ! Estimated noise=1.53254 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 = -0.00262039 Jy ! Component: 100 - total flux cleaned = -0.00285171 Jy ! Component: 150 - total flux cleaned = -0.0028512 Jy ! Component: 200 - total flux cleaned = -0.00290829 Jy ! Total flux subtracted in 200 components = -0.00290829 Jy ! Clean residual min=-0.005438 max=0.007076 Jy/beam ! Clean residual mean=-0.000005 rms=0.001446 Jy/beam ! Combined flux in latest and established models = 0.585089 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 65 components and 0.585089 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070867Jy sigma=0.405198 ! Fit after self-cal, rms=0.070892Jy sigma=0.405107 ! 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=0.070892Jy sigma=0.405107 ! Fit after self-cal, rms=0.060362Jy sigma=0.362361 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.153 mas, bmaj=7.839 mas, bpa=-2.914 degrees ! Estimated noise=1.53454 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.99386e-06 Jy ! Component: 100 - total flux cleaned = 4.58834e-06 Jy ! Component: 150 - total flux cleaned = -0.000234724 Jy ! Component: 200 - total flux cleaned = -0.000447308 Jy ! Total flux subtracted in 200 components = -0.000447308 Jy ! Clean residual min=-0.003331 max=0.005518 Jy/beam ! Clean residual mean=0.000003 rms=0.000863 Jy/beam ! Combined flux in latest and established models = 0.584642 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 78 components and 0.584642 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060184Jy sigma=0.361409 ! Fit after self-cal, rms=0.060190Jy sigma=0.361340 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, -13.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0043589 Jy ! Component: 100 - total flux cleaned = 0.00532714 Jy ! Component: 150 - total flux cleaned = 0.00584021 Jy ! Component: 200 - total flux cleaned = 0.00583458 Jy ! Total flux subtracted in 200 components = 0.00583458 Jy ! Clean residual min=-0.002962 max=0.002885 Jy/beam ! Clean residual mean=0.000007 rms=0.000733 Jy/beam ! Combined flux in latest and established models = 0.590476 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 98 components and 0.590476 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059679Jy sigma=0.358006 ! Fit after self-cal, rms=0.059640Jy sigma=0.357670 ! 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=0.059640Jy sigma=0.357670 ! Fit after self-cal, rms=0.058591Jy sigma=0.352018 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.152 mas, bmaj=7.833 mas, bpa=-2.953 degrees ! Estimated noise=1.53271 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00233796 Jy ! Component: 100 - total flux cleaned = 0.00272221 Jy ! Component: 150 - total flux cleaned = 0.00293993 Jy ! Component: 200 - total flux cleaned = 0.00303205 Jy ! Total flux subtracted in 200 components = 0.00303205 Jy ! Clean residual min=-0.002258 max=0.002325 Jy/beam ! Clean residual mean=0.000012 rms=0.000569 Jy/beam ! Combined flux in latest and established models = 0.593508 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 105 components and 0.593508 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058431Jy sigma=0.351077 ! Fit after self-cal, rms=0.058420Jy sigma=0.350979 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 = 0.00063303 Jy ! Component: 100 - total flux cleaned = 0.000715601 Jy ! Component: 150 - total flux cleaned = 0.000715378 Jy ! Component: 200 - total flux cleaned = 0.000750439 Jy ! Total flux subtracted in 200 components = 0.000750439 Jy ! Clean residual min=-0.002215 max=0.002357 Jy/beam ! Clean residual mean=0.000013 rms=0.000550 Jy/beam ! Combined flux in latest and established models = 0.594259 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 112 components and 0.594259 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058355Jy sigma=0.350641 ! Fit after self-cal, rms=0.058353Jy sigma=0.350620 ! Inverting map ! Added new window around map position (-47, -102.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000843205 Jy ! Component: 100 - total flux cleaned = 0.000784522 Jy ! Component: 150 - total flux cleaned = 0.000873144 Jy ! Component: 200 - total flux cleaned = 0.000994923 Jy ! Total flux subtracted in 200 components = 0.000994923 Jy ! Clean residual min=-0.002153 max=0.002353 Jy/beam ! Clean residual mean=0.000013 rms=0.000520 Jy/beam ! Combined flux in latest and established models = 0.595254 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 128 components and 0.595254 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058238Jy sigma=0.349865 ! Fit after self-cal, rms=0.058233Jy sigma=0.349840 ! Inverting map ! Added new window around map position (-26, 79). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00149179 Jy ! Component: 100 - total flux cleaned = 0.00164613 Jy ! Component: 150 - total flux cleaned = 0.0017308 Jy ! Component: 200 - total flux cleaned = 0.00184868 Jy ! Total flux subtracted in 200 components = 0.00184868 Jy ! Clean residual min=-0.002137 max=0.001857 Jy/beam ! Clean residual mean=0.000011 rms=0.000485 Jy/beam ! Combined flux in latest and established models = 0.597102 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 150 components and 0.597102 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058124Jy sigma=0.349126 ! Fit after self-cal, rms=0.058124Jy sigma=0.349108 ! 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=0.058124Jy sigma=0.349108 ! Fit after self-cal, rms=0.058046Jy sigma=0.349002 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.826 mas, bmaj=11.94 mas, bpa=5.942 degrees ! Estimated noise=1.92787 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000875951 Jy ! Component: 100 - total flux cleaned = 0.00115142 Jy ! Component: 150 - total flux cleaned = 0.00129342 Jy ! Component: 200 - total flux cleaned = 0.00134325 Jy ! Total flux subtracted in 200 components = 0.00134325 Jy ! Clean residual min=-0.002183 max=0.001961 Jy/beam ! Clean residual mean=0.000017 rms=0.000578 Jy/beam ! Combined flux in latest and established models = 0.598445 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 175 components and 0.598445 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058028Jy sigma=0.348940 ! Fit after self-cal, rms=0.058024Jy sigma=0.348915 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 = 0.000363793 Jy ! Component: 100 - total flux cleaned = 0.000511668 Jy ! Component: 150 - total flux cleaned = 0.000511903 Jy ! Component: 200 - total flux cleaned = 0.00051164 Jy ! Total flux subtracted in 200 components = 0.00051164 Jy ! Clean residual min=-0.002189 max=0.001910 Jy/beam ! Clean residual mean=0.000018 rms=0.000566 Jy/beam ! Combined flux in latest and established models = 0.598957 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 184 components and 0.598957 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058009Jy sigma=0.348881 ! Fit after self-cal, rms=0.058008Jy sigma=0.348868 ! 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=3.151 mas, bmaj=7.832 mas, bpa=-2.98 degrees ! Estimated noise=1.53194 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.151 x 7.832 at -2.98 degrees (North through East) ! Clean map min=-0.0019976 max=0.52624 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=0.058008Jy sigma=0.348868 ! Fit after self-cal, rms=0.054743Jy sigma=0.322944 ! Inverting map and beam ! Estimated beam: bmin=3.152 mas, bmaj=7.833 mas, bpa=-2.997 degrees ! Estimated noise=1.53193 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.28405e-05 Jy ! Component: 100 - total flux cleaned = -5.24035e-05 Jy ! Component: 150 - total flux cleaned = -8.4726e-05 Jy ! Component: 200 - total flux cleaned = -5.17573e-05 Jy ! Total flux subtracted in 200 components = -5.17573e-05 Jy ! Clean residual min=-0.002085 max=0.001788 Jy/beam ! Clean residual mean=0.000007 rms=0.000460 Jy/beam ! Combined flux in latest and established models = 0.598905 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 193 components and 0.598906 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.054693Jy sigma=0.322664 ! Fit after self-cal, rms=0.054693Jy sigma=0.322661 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.70591e-05 Jy ! Component: 100 - total flux cleaned = 6.66999e-05 Jy ! Component: 150 - total flux cleaned = 3.7666e-05 Jy ! Component: 200 - total flux cleaned = 6.60095e-05 Jy ! Total flux subtracted in 200 components = 6.60095e-05 Jy ! Clean residual min=-0.002057 max=0.001758 Jy/beam ! Clean residual mean=0.000007 rms=0.000453 Jy/beam ! Combined flux in latest and established models = 0.598971 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 198 components and 0.598971 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.054657Jy sigma=0.322481 ! Fit after self-cal, rms=0.054657Jy sigma=0.322479 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.054657Jy sigma=0.322479 ! Fit after self-cal, rms=0.054650Jy sigma=0.322465 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=2.674 mas, bmaj=7.125 mas, bpa=-3.741 degrees ! Estimated noise=1.93748 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.40893 Jy ! Component: 100 - total flux cleaned = 0.502651 Jy ! Component: 150 - total flux cleaned = 0.537583 Jy ! Component: 200 - total flux cleaned = 0.554895 Jy ! Total flux subtracted in 200 components = 0.554895 Jy ! Clean residual min=-0.005333 max=0.008445 Jy/beam ! Clean residual mean=-0.000022 rms=0.001322 Jy/beam ! Combined flux in latest and established models = 0.554895 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 25 model components to the UV plane model. ! The established model now contains 25 components and 0.554895 Jy ! Inverting map and beam ! Estimated beam: bmin=3.152 mas, bmaj=7.833 mas, bpa=-3.003 degrees ! Estimated noise=1.53221 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 = 0.0130839 Jy ! Component: 100 - total flux cleaned = 0.0215284 Jy ! Component: 150 - total flux cleaned = 0.0272073 Jy ! Component: 200 - total flux cleaned = 0.0312055 Jy ! Total flux subtracted in 200 components = 0.0312055 Jy ! Clean residual min=-0.002458 max=0.002863 Jy/beam ! Clean residual mean=-0.000001 rms=0.000650 Jy/beam ! Combined flux in latest and established models = 0.586101 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 66 components and 0.5861 Jy ! Inverting map ! Added new window around map position (-7, -9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0033079 Jy ! Component: 100 - total flux cleaned = 0.0059769 Jy ! Component: 150 - total flux cleaned = 0.00767969 Jy ! Component: 200 - total flux cleaned = 0.00891945 Jy ! Total flux subtracted in 200 components = 0.00891945 Jy ! Clean residual min=-0.002204 max=0.002036 Jy/beam ! Clean residual mean=0.000003 rms=0.000527 Jy/beam ! Combined flux in latest and established models = 0.59502 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 86 components and 0.59502 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=7.827 mas, bmaj=11.93 mas, bpa=5.905 degrees ! Estimated noise=1.92773 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00201321 Jy ! Component: 100 - total flux cleaned = 0.00328676 Jy ! Component: 150 - total flux cleaned = 0.00396408 Jy ! Component: 200 - total flux cleaned = 0.00432373 Jy ! Total flux subtracted in 200 components = 0.00432373 Jy ! Clean residual min=-0.002279 max=0.001859 Jy/beam ! Clean residual mean=0.000011 rms=0.000575 Jy/beam ! Combined flux in latest and established models = 0.599343 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 = 0.000216492 Jy ! Component: 100 - total flux cleaned = 0.000408705 Jy ! Component: 150 - total flux cleaned = 0.000483807 Jy ! Component: 200 - total flux cleaned = 0.000530592 Jy ! Total flux subtracted in 200 components = 0.000530592 Jy ! Clean residual min=-0.002280 max=0.001792 Jy/beam ! Clean residual mean=0.000012 rms=0.000558 Jy/beam ! Combined flux in latest and established models = 0.599874 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 131 components and 0.599874 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.152 mas, bmaj=7.833 mas, bpa=-3.003 degrees ! Estimated noise=1.53221 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.6338e-05 Jy ! Component: 100 - total flux cleaned = -8.47452e-05 Jy ! Component: 150 - total flux cleaned = -0.000174286 Jy ! Component: 200 - total flux cleaned = -0.000128839 Jy ! Total flux subtracted in 200 components = -0.000128839 Jy ! Clean residual min=-0.002021 max=0.001954 Jy/beam ! Clean residual mean=0.000006 rms=0.000473 Jy/beam ! Combined flux in latest and established models = 0.599745 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 151 components and 0.599745 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.054784Jy sigma=0.323228 ! Fit after self-cal, rms=0.054763Jy sigma=0.323149 wmodel J2018+0831_S_map.mod ! Writing 151 model components to file: J2018+0831_S_map.mod wobs J2018+0831_S_uvs.fits ! Writing UV FITS file: J2018+0831_S_uvs.fits wwins J2018+0831_S_map.win ! wwins: Wrote 5 windows to J2018+0831_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 = -1.27551e-05 Jy ! Component: 100 - total flux cleaned = -1.25036e-05 Jy ! Component: 150 - total flux cleaned = 0.000170379 Jy ! Component: 200 - total flux cleaned = 0.000228731 Jy ! Component: 250 - total flux cleaned = 0.000372265 Jy ! Component: 300 - total flux cleaned = 0.00045578 Jy ! Component: 350 - total flux cleaned = 0.000510174 Jy ! Component: 400 - total flux cleaned = 0.000457458 Jy ! Component: 450 - total flux cleaned = 0.000509561 Jy ! Component: 500 - total flux cleaned = 0.000432344 Jy ! Component: 550 - total flux cleaned = 0.000432708 Jy ! Component: 600 - total flux cleaned = 0.000408405 Jy ! Component: 650 - total flux cleaned = 0.000384596 Jy ! Component: 700 - total flux cleaned = 0.000431853 Jy ! Component: 750 - total flux cleaned = 0.000361544 Jy ! Component: 800 - total flux cleaned = 0.000361795 Jy ! Component: 850 - total flux cleaned = 0.000429512 Jy ! Component: 900 - total flux cleaned = 0.000362635 Jy ! Component: 950 - total flux cleaned = 0.00036201 Jy ! Component: 1000 - total flux cleaned = 0.000317978 Jy ! Component: 1050 - total flux cleaned = 0.000253588 Jy ! Component: 1100 - total flux cleaned = 0.000232471 Jy ! Component: 1150 - total flux cleaned = 0.000211613 Jy ! Component: 1200 - total flux cleaned = 0.000170593 Jy ! Component: 1250 - total flux cleaned = 0.00015011 Jy ! Component: 1300 - total flux cleaned = 0.000130287 Jy ! Component: 1350 - total flux cleaned = 5.07474e-05 Jy ! Component: 1400 - total flux cleaned = 1.16675e-05 Jy ! Component: 1450 - total flux cleaned = -2.72445e-05 Jy ! Component: 1500 - total flux cleaned = -0.000161725 Jy ! Component: 1550 - total flux cleaned = -0.000180574 Jy ! Component: 1600 - total flux cleaned = -0.000161711 Jy ! Component: 1650 - total flux cleaned = -0.000217833 Jy ! Component: 1700 - total flux cleaned = -0.000273119 Jy ! Component: 1750 - total flux cleaned = -0.000309691 Jy ! Component: 1800 - total flux cleaned = -0.00034575 Jy ! Component: 1850 - total flux cleaned = -0.000363313 Jy ! Component: 1900 - total flux cleaned = -0.00039862 Jy ! Component: 1950 - total flux cleaned = -0.00039854 Jy ! Component: 2000 - total flux cleaned = -0.000433143 Jy ! Component: 2050 - total flux cleaned = -0.000450176 Jy ! Component: 2100 - total flux cleaned = -0.000467208 Jy ! Component: 2150 - total flux cleaned = -0.000483941 Jy ! Component: 2200 - total flux cleaned = -0.000517504 Jy ! Component: 2250 - total flux cleaned = -0.0004844 Jy ! Component: 2300 - total flux cleaned = -0.000550216 Jy ! Component: 2350 - total flux cleaned = -0.000598975 Jy ! Component: 2400 - total flux cleaned = -0.000533951 Jy ! Component: 2450 - total flux cleaned = -0.000517907 Jy ! Component: 2500 - total flux cleaned = -0.000565917 Jy ! Component: 2550 - total flux cleaned = -0.000534114 Jy ! Component: 2600 - total flux cleaned = -0.000549683 Jy ! Component: 2650 - total flux cleaned = -0.000565126 Jy ! Component: 2700 - total flux cleaned = -0.000565083 Jy ! Component: 2750 - total flux cleaned = -0.000549876 Jy ! Component: 2800 - total flux cleaned = -0.000565094 Jy ! Component: 2850 - total flux cleaned = -0.000595223 Jy ! Component: 2900 - total flux cleaned = -0.000580142 Jy ! Component: 2950 - total flux cleaned = -0.00059507 Jy ! Component: 3000 - total flux cleaned = -0.000595095 Jy ! Component: 3050 - total flux cleaned = -0.000594923 Jy ! Component: 3100 - total flux cleaned = -0.000580304 Jy ! Component: 3150 - total flux cleaned = -0.000637947 Jy ! Component: 3200 - total flux cleaned = -0.00060934 Jy ! Component: 3250 - total flux cleaned = -0.000680233 Jy ! Component: 3300 - total flux cleaned = -0.000722494 Jy ! Component: 3350 - total flux cleaned = -0.000666629 Jy ! Component: 3400 - total flux cleaned = -0.000666768 Jy ! Component: 3450 - total flux cleaned = -0.00068058 Jy ! Component: 3500 - total flux cleaned = -0.000708079 Jy ! Component: 3550 - total flux cleaned = -0.000735212 Jy ! Component: 3600 - total flux cleaned = -0.000694798 Jy ! Component: 3650 - total flux cleaned = -0.000734969 Jy ! Component: 3700 - total flux cleaned = -0.000734962 Jy ! Component: 3750 - total flux cleaned = -0.000735121 Jy ! Component: 3800 - total flux cleaned = -0.000787482 Jy ! Component: 3850 - total flux cleaned = -0.00078758 Jy ! Component: 3900 - total flux cleaned = -0.000800466 Jy ! Component: 3950 - total flux cleaned = -0.000787533 Jy ! Component: 4000 - total flux cleaned = -0.000812802 Jy ! Component: 4050 - total flux cleaned = -0.000774701 Jy ! Total flux subtracted in 4096 components = -0.000774661 Jy ! Clean residual min=-0.000746 max=0.000734 Jy/beam ! Clean residual mean=0.000002 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.598971 Jy keep ! Adding 266 model components to the UV plane model. ! The established model now contains 417 components and 0.598971 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2018+0831_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.152 x 7.833 at -3.003 degrees (North through East) ! Clean map min=-0.0014042 max=0.5266 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2018+0831_S_map.fits wmodel /image_prod/ug002_uva//J2018+0831_S_map.mod ! Writing 417 model components to file: /image_prod/ug002_uva//J2018+0831_S_map.mod wobs /image_prod/ug002_uva//J2018+0831_S_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2018+0831_S_uvs.fits wwins /image_prod/ug002_uva//J2018+0831_S_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J2018+0831_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.5266 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000226805 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.129209 0.129209 0.258418 0.516836 1.03367 2.06735 4.13469 8.26938 16.5388 33.0775 66.1551 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.526 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2321.82 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2018+0831_S_dfm.log closed on Thu Mar 5 04:43:21 2020