! Started logfile: /image_prod/ug002_uva//J1642+6856_S_a_dfm.log on Thu Mar 5 02:52:56 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//J1642+6856_S_a_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1642+6856_S_a_uva.fits ! AN table 1: 12 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.851852 visibilities/baseline/integration-bin. ! Found source: J1642+6856 ! ! 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 40 lines of history. ! ! Reading 1104 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 J1642+6856_S_a] 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. ! ! Correcting IF 2. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.970371Jy sigma=8.868316 ! Fit after self-cal, rms=0.733785Jy sigma=3.247526 ! 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=3.863 mas, bmaj=4.492 mas, bpa=-43.31 degrees ! Estimated noise=5.64005 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 = 1.29808 Jy ! Component: 100 - total flux cleaned = 1.59316 Jy ! Total flux subtracted in 100 components = 1.59316 Jy ! Clean residual min=-0.062924 max=0.106536 Jy/beam ! Clean residual mean=-0.000321 rms=0.017367 Jy/beam ! Combined flux in latest and established models = 1.59316 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 1.59316 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.244295Jy sigma=1.068633 ! Fit after self-cal, rms=0.244289Jy sigma=1.068607 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.112676 Jy ! Component: 100 - total flux cleaned = 0.166996 Jy ! Total flux subtracted in 100 components = 0.166996 Jy ! Clean residual min=-0.052658 max=0.057564 Jy/beam ! Clean residual mean=-0.000051 rms=0.012314 Jy/beam ! Combined flux in latest and established models = 1.76016 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 13 components and 1.76016 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.184602Jy sigma=0.805742 ! Fit after self-cal, rms=0.184535Jy sigma=0.805137 ! 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=4.437 mas, bmaj=5.143 mas, bpa=-41.95 degrees ! Estimated noise=4.98134 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 = 0.033398 Jy ! Component: 100 - total flux cleaned = 0.045995 Jy ! Component: 150 - total flux cleaned = 0.0465097 Jy ! Component: 200 - total flux cleaned = 0.0477744 Jy ! Total flux subtracted in 200 components = 0.0477744 Jy ! Clean residual min=-0.050409 max=0.057561 Jy/beam ! Clean residual mean=0.000007 rms=0.011699 Jy/beam ! Combined flux in latest and established models = 1.80793 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 21 components and 1.80793 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.178063Jy sigma=0.776745 ! Fit after self-cal, rms=0.178101Jy sigma=0.776332 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.437 x 5.143 at -41.95 degrees (North through East) ! Clean map min=-0.048834 max=1.6752 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 1.05 FD 0.98 HN 1.00 KP 0.99 ! LA 1.03 MK 1.00 NL 0.92 OV 1.05 ! PT 1.01 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.96 HN 1.02 KP 0.96 ! LA 1.01 MK 1.00 NL 0.91 OV 1.13 ! PT 1.00 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 0.99 KP 0.99 ! LA 1.02 MK 1.00 NL 0.86 OV 1.08 ! PT 1.00 ! ! ! Fit before self-cal, rms=0.178101Jy sigma=0.776332 ! Fit after self-cal, rms=0.133692Jy sigma=0.559070 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=4.419 mas, bmaj=5.187 mas, bpa=-40.95 degrees ! Estimated noise=4.98689 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 (-1.5, -9.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0454184 Jy ! Component: 100 - total flux cleaned = 0.0494726 Jy ! Component: 150 - total flux cleaned = 0.0481704 Jy ! Component: 200 - total flux cleaned = 0.0453231 Jy ! Total flux subtracted in 200 components = 0.0453231 Jy ! Clean residual min=-0.027653 max=0.021586 Jy/beam ! Clean residual mean=0.000015 rms=0.005553 Jy/beam ! Combined flux in latest and established models = 1.85326 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 53 components and 1.85326 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.114158Jy sigma=0.459446 ! Fit after self-cal, rms=0.111623Jy sigma=0.449640 ! 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=0.111623Jy sigma=0.449640 ! Fit after self-cal, rms=0.088980Jy sigma=0.331163 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.428 mas, bmaj=5.168 mas, bpa=-40.61 degrees ! Estimated noise=4.99436 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0135827 Jy ! Component: 100 - total flux cleaned = 0.0174245 Jy ! Component: 150 - total flux cleaned = 0.0190135 Jy ! Component: 200 - total flux cleaned = 0.019796 Jy ! Total flux subtracted in 200 components = 0.019796 Jy ! Clean residual min=-0.010003 max=0.010037 Jy/beam ! Clean residual mean=-0.000036 rms=0.002603 Jy/beam ! Combined flux in latest and established models = 1.87305 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 76 components and 1.87305 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.084032Jy sigma=0.309649 ! Fit after self-cal, rms=0.083202Jy sigma=0.306248 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 = 0.00537953 Jy ! Component: 100 - total flux cleaned = 0.00629607 Jy ! Component: 150 - total flux cleaned = 0.00650332 Jy ! Component: 200 - total flux cleaned = 0.00650537 Jy ! Total flux subtracted in 200 components = 0.00650537 Jy ! Clean residual min=-0.009242 max=0.009111 Jy/beam ! Clean residual mean=-0.000024 rms=0.002326 Jy/beam ! Combined flux in latest and established models = 1.87956 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 87 components and 1.87956 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.082028Jy sigma=0.301327 ! Fit after self-cal, rms=0.081867Jy sigma=0.300693 ! 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=0.081867Jy sigma=0.300693 ! Fit after self-cal, rms=0.080514Jy sigma=0.295002 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.429 mas, bmaj=5.165 mas, bpa=-40.54 degrees ! Estimated noise=4.99152 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00714228 Jy ! Component: 100 - total flux cleaned = 0.00884408 Jy ! Component: 150 - total flux cleaned = 0.0102037 Jy ! Component: 200 - total flux cleaned = 0.0111976 Jy ! Total flux subtracted in 200 components = 0.0111976 Jy ! Clean residual min=-0.007841 max=0.007654 Jy/beam ! Clean residual mean=-0.000017 rms=0.001896 Jy/beam ! Combined flux in latest and established models = 1.89076 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 97 components and 1.89076 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.079363Jy sigma=0.290038 ! Fit after self-cal, rms=0.079178Jy sigma=0.289365 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 = 0.00229073 Jy ! Component: 100 - total flux cleaned = 0.00277914 Jy ! Component: 150 - total flux cleaned = 0.003184 Jy ! Component: 200 - total flux cleaned = 0.00336032 Jy ! Total flux subtracted in 200 components = 0.00336032 Jy ! Clean residual min=-0.007487 max=0.007214 Jy/beam ! Clean residual mean=-0.000012 rms=0.001798 Jy/beam ! Combined flux in latest and established models = 1.89412 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 105 components and 1.89412 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078809Jy sigma=0.287860 ! Fit after self-cal, rms=0.078763Jy sigma=0.287699 ! 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=0.078763Jy sigma=0.287699 ! Fit after self-cal, rms=0.078337Jy sigma=0.286033 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.394 mas, bmaj=9.362 mas, bpa=76.58 degrees ! Estimated noise=6.16562 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00586821 Jy ! Component: 100 - total flux cleaned = 0.00846177 Jy ! Component: 150 - total flux cleaned = 0.00907391 Jy ! Component: 200 - total flux cleaned = 0.00954392 Jy ! Total flux subtracted in 200 components = 0.00954392 Jy ! Clean residual min=-0.006918 max=0.007568 Jy/beam ! Clean residual mean=-0.000017 rms=0.002102 Jy/beam ! Combined flux in latest and established models = 1.90366 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 125 components and 1.90366 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.077999Jy sigma=0.284825 ! Fit after self-cal, rms=0.077925Jy sigma=0.284593 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 = 0.00118431 Jy ! Component: 100 - total flux cleaned = 0.00125396 Jy ! Component: 150 - total flux cleaned = 0.00136215 Jy ! Component: 200 - total flux cleaned = 0.00145916 Jy ! Total flux subtracted in 200 components = 0.00145916 Jy ! Clean residual min=-0.006927 max=0.007530 Jy/beam ! Clean residual mean=-0.000012 rms=0.002056 Jy/beam ! Combined flux in latest and established models = 1.90512 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 141 components and 1.90512 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.077834Jy sigma=0.284243 ! Fit after self-cal, rms=0.077822Jy sigma=0.284175 ! 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=4.428 mas, bmaj=5.165 mas, bpa=-40.43 degrees ! Estimated noise=4.99387 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.428 x 5.165 at -40.43 degrees (North through East) ! Clean map min=-0.0070119 max=1.6641 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=0.077822Jy sigma=0.284175 ! Fit after self-cal, rms=0.069670Jy sigma=0.238559 ! Inverting map and beam ! Estimated beam: bmin=4.429 mas, bmaj=5.163 mas, bpa=-40.36 degrees ! Estimated noise=4.99842 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00336421 Jy ! Component: 100 - total flux cleaned = 0.00403986 Jy ! Component: 150 - total flux cleaned = 0.00440491 Jy ! Component: 200 - total flux cleaned = 0.00471509 Jy ! Total flux subtracted in 200 components = 0.00471509 Jy ! Clean residual min=-0.006259 max=0.006575 Jy/beam ! Clean residual mean=-0.000002 rms=0.001508 Jy/beam ! Combined flux in latest and established models = 1.90984 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 155 components and 1.90983 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069308Jy sigma=0.237119 ! Fit after self-cal, rms=0.069284Jy sigma=0.237014 ! Inverting map ! Added new window around map position (-51.5, 89.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00400272 Jy ! Component: 100 - total flux cleaned = 0.00413899 Jy ! Component: 150 - total flux cleaned = 0.00414604 Jy ! Component: 200 - total flux cleaned = 0.00424456 Jy ! Total flux subtracted in 200 components = 0.00424456 Jy ! Clean residual min=-0.005209 max=0.005331 Jy/beam ! Clean residual mean=-0.000013 rms=0.001312 Jy/beam ! Combined flux in latest and established models = 1.91408 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 176 components and 1.91408 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.068482Jy sigma=0.233431 ! Fit after self-cal, rms=0.068434Jy sigma=0.233307 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.068434Jy sigma=0.233307 ! Fit after self-cal, rms=0.068340Jy sigma=0.232874 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=3.863 mas, bmaj=4.449 mas, bpa=-43.21 degrees ! Estimated noise=5.6915 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.30019 Jy ! Component: 100 - total flux cleaned = 1.59689 Jy ! Component: 150 - total flux cleaned = 1.71845 Jy ! Component: 200 - total flux cleaned = 1.7881 Jy ! Total flux subtracted in 200 components = 1.7881 Jy ! Clean residual min=-0.015796 max=0.035074 Jy/beam ! Clean residual mean=-0.000176 rms=0.005418 Jy/beam ! Combined flux in latest and established models = 1.7881 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 16 model components to the UV plane model. ! The established model now contains 16 components and 1.7881 Jy ! Inverting map and beam ! Estimated beam: bmin=4.43 mas, bmaj=5.161 mas, bpa=-40.33 degrees ! Estimated noise=5.00058 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 = 0.0465431 Jy ! Component: 100 - total flux cleaned = 0.0744885 Jy ! Component: 150 - total flux cleaned = 0.0928586 Jy ! Component: 200 - total flux cleaned = 0.105785 Jy ! Total flux subtracted in 200 components = 0.105785 Jy ! Clean residual min=-0.007928 max=0.007480 Jy/beam ! Clean residual mean=-0.000050 rms=0.001988 Jy/beam ! Combined flux in latest and established models = 1.89388 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 54 components and 1.89388 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=8.387 mas, bmaj=9.361 mas, bpa=76.3 degrees ! Estimated noise=6.17613 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0124404 Jy ! Component: 100 - total flux cleaned = 0.0170747 Jy ! Component: 150 - total flux cleaned = 0.0204625 Jy ! Component: 200 - total flux cleaned = 0.0230131 Jy ! Total flux subtracted in 200 components = 0.0230131 Jy ! Clean residual min=-0.006198 max=0.005962 Jy/beam ! Clean residual mean=-0.000024 rms=0.001679 Jy/beam ! Combined flux in latest and established models = 1.91689 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 = 0.00208651 Jy ! Component: 100 - total flux cleaned = 0.00370158 Jy ! Component: 150 - total flux cleaned = 0.00467412 Jy ! Component: 200 - total flux cleaned = 0.00514971 Jy ! Total flux subtracted in 200 components = 0.00514971 Jy ! Clean residual min=-0.005789 max=0.005670 Jy/beam ! Clean residual mean=-0.000015 rms=0.001581 Jy/beam ! Combined flux in latest and established models = 1.92204 Jy ! Adding 84 model components to the UV plane model. ! The established model now contains 136 components and 1.92204 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=4.43 mas, bmaj=5.161 mas, bpa=-40.33 degrees ! Estimated noise=5.00058 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000136258 Jy ! Component: 100 - total flux cleaned = 0.000484187 Jy ! Component: 150 - total flux cleaned = 0.000647484 Jy ! Component: 200 - total flux cleaned = 0.000801554 Jy ! Total flux subtracted in 200 components = 0.000801554 Jy ! Clean residual min=-0.006058 max=0.005672 Jy/beam ! Clean residual mean=-0.000008 rms=0.001411 Jy/beam ! Combined flux in latest and established models = 1.92285 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 154 components and 1.92285 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069069Jy sigma=0.238006 ! Fit after self-cal, rms=0.068962Jy sigma=0.237389 wmodel J1642+6856_S_a_map.mod ! Writing 154 model components to file: J1642+6856_S_a_map.mod wobs J1642+6856_S_a_uvs.fits ! Writing UV FITS file: J1642+6856_S_a_uvs.fits wwins J1642+6856_S_a_map.win ! wwins: Wrote 3 windows to J1642+6856_S_a_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 = -0.000209131 Jy ! Component: 100 - total flux cleaned = -0.000210266 Jy ! Component: 150 - total flux cleaned = -0.000575741 Jy ! Component: 200 - total flux cleaned = -0.000749459 Jy ! Component: 250 - total flux cleaned = -0.000752494 Jy ! Component: 300 - total flux cleaned = -0.000913137 Jy ! Component: 350 - total flux cleaned = -0.0010626 Jy ! Component: 400 - total flux cleaned = -0.000991074 Jy ! Component: 450 - total flux cleaned = -0.00106379 Jy ! Component: 500 - total flux cleaned = -0.000929299 Jy ! Component: 550 - total flux cleaned = -0.000732181 Jy ! Component: 600 - total flux cleaned = -0.000604881 Jy ! Component: 650 - total flux cleaned = -0.000482025 Jy ! Component: 700 - total flux cleaned = -0.000424832 Jy ! Component: 750 - total flux cleaned = -0.00042577 Jy ! Component: 800 - total flux cleaned = -0.000253029 Jy ! Component: 850 - total flux cleaned = -0.000251266 Jy ! Component: 900 - total flux cleaned = 2.15618e-05 Jy ! Component: 950 - total flux cleaned = 2.03193e-05 Jy ! Component: 1000 - total flux cleaned = 0.00012435 Jy ! Component: 1050 - total flux cleaned = 0.000278089 Jy ! Component: 1100 - total flux cleaned = 0.000377468 Jy ! Component: 1150 - total flux cleaned = 0.000328148 Jy ! Component: 1200 - total flux cleaned = 0.000135491 Jy ! Component: 1250 - total flux cleaned = 0.000278207 Jy ! Component: 1300 - total flux cleaned = 0.000231162 Jy ! Component: 1350 - total flux cleaned = 9.28904e-05 Jy ! Component: 1400 - total flux cleaned = 0.000137104 Jy ! Component: 1450 - total flux cleaned = 4.9093e-05 Jy ! Component: 1500 - total flux cleaned = 0.000266072 Jy ! Component: 1550 - total flux cleaned = 0.000137416 Jy ! Component: 1600 - total flux cleaned = 0.00030617 Jy ! Component: 1650 - total flux cleaned = 0.000430258 Jy ! Component: 1700 - total flux cleaned = 0.000512582 Jy ! Component: 1750 - total flux cleaned = 0.000794219 Jy ! Component: 1800 - total flux cleaned = 0.000952937 Jy ! Component: 1850 - total flux cleaned = 0.0010308 Jy ! Component: 1900 - total flux cleaned = 0.00118453 Jy ! Component: 1950 - total flux cleaned = 0.00125996 Jy ! Component: 2000 - total flux cleaned = 0.00133483 Jy ! Component: 2050 - total flux cleaned = 0.00148212 Jy ! Component: 2100 - total flux cleaned = 0.00159022 Jy ! Component: 2150 - total flux cleaned = 0.00151852 Jy ! Component: 2200 - total flux cleaned = 0.00169544 Jy ! Component: 2250 - total flux cleaned = 0.00166014 Jy ! Component: 2300 - total flux cleaned = 0.00169455 Jy ! Component: 2350 - total flux cleaned = 0.00162662 Jy ! Component: 2400 - total flux cleaned = 0.0016602 Jy ! Component: 2450 - total flux cleaned = 0.0015938 Jy ! Component: 2500 - total flux cleaned = 0.00152844 Jy ! Component: 2550 - total flux cleaned = 0.00156044 Jy ! Component: 2600 - total flux cleaned = 0.00140084 Jy ! Component: 2650 - total flux cleaned = 0.0013701 Jy ! Component: 2700 - total flux cleaned = 0.00143298 Jy ! Component: 2750 - total flux cleaned = 0.00133997 Jy ! Component: 2800 - total flux cleaned = 0.00134012 Jy ! Component: 2850 - total flux cleaned = 0.00124983 Jy ! Component: 2900 - total flux cleaned = 0.00130924 Jy ! Component: 2950 - total flux cleaned = 0.00127931 Jy ! Component: 3000 - total flux cleaned = 0.00119146 Jy ! Component: 3050 - total flux cleaned = 0.00116295 Jy ! Component: 3100 - total flux cleaned = 0.00119171 Jy ! Component: 3150 - total flux cleaned = 0.00127592 Jy ! Component: 3200 - total flux cleaned = 0.00138777 Jy ! Component: 3250 - total flux cleaned = 0.00147034 Jy ! Component: 3300 - total flux cleaned = 0.00138803 Jy ! Component: 3350 - total flux cleaned = 0.00149687 Jy ! Component: 3400 - total flux cleaned = 0.00152354 Jy ! Component: 3450 - total flux cleaned = 0.00162957 Jy ! Component: 3500 - total flux cleaned = 0.00162944 Jy ! Component: 3550 - total flux cleaned = 0.00170736 Jy ! Component: 3600 - total flux cleaned = 0.00173316 Jy ! Component: 3650 - total flux cleaned = 0.00181002 Jy ! Component: 3700 - total flux cleaned = 0.00183558 Jy ! Component: 3750 - total flux cleaned = 0.00196161 Jy ! Component: 3800 - total flux cleaned = 0.00201157 Jy ! Component: 3850 - total flux cleaned = 0.00203656 Jy ! Component: 3900 - total flux cleaned = 0.00211009 Jy ! Component: 3950 - total flux cleaned = 0.0021347 Jy ! Component: 4000 - total flux cleaned = 0.00215897 Jy ! Component: 4050 - total flux cleaned = 0.00223063 Jy ! Total flux subtracted in 4096 components = 0.00225463 Jy ! Clean residual min=-0.001737 max=0.001214 Jy/beam ! Clean residual mean=-0.000001 rms=0.000419 Jy/beam ! Combined flux in latest and established models = 1.9251 Jy keep ! Adding 261 model components to the UV plane model. ! The established model now contains 415 components and 1.9251 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1642+6856_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.43 x 5.161 at -40.33 degrees (North through East) ! Clean map min=-0.0047705 max=1.663 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1642+6856_S_a_map.fits wmodel /image_prod/ug002_uva//J1642+6856_S_a_map.mod ! Writing 415 model components to file: /image_prod/ug002_uva//J1642+6856_S_a_map.mod wobs /image_prod/ug002_uva//J1642+6856_S_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1642+6856_S_a_uvs.fits wwins /image_prod/ug002_uva//J1642+6856_S_a_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J1642+6856_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.66301 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000411143 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0741687 0.0741687 0.148337 0.296675 0.59335 1.1867 2.3734 4.7468 9.4936 18.9872 37.9744 75.9488 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0012 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.663 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 4044.83 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1642+6856_S_a_dfm.log closed on Thu Mar 5 02:53:00 2020