! Started logfile: /vlbi/uf001/uva//J1158+2450_S_dfm.log on Mon Jan 14 01:35:13 2019 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /vlbi/uf001/uva//J1158+2450_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1158+2450_S_uva.fits ! AN table 1: 110 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.982828 visibilities/baseline/integration-bin. ! Found source: J1158+2450 ! ! 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 14595 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 J1158+2450_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 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.229966Jy sigma=20.729053 ! Fit after self-cal, rms=0.489590Jy sigma=9.529974 ! 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=2.834 mas, bmaj=5.518 mas, bpa=-3.704 degrees ! Estimated noise=0.536292 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 = 0.44418 Jy ! Component: 100 - total flux cleaned = 0.623988 Jy ! Total flux subtracted in 100 components = 0.623988 Jy ! Clean residual min=-0.035490 max=0.088595 Jy/beam ! Clean residual mean=-0.000198 rms=0.010718 Jy/beam ! Combined flux in latest and established models = 0.623988 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.623988 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.318398Jy sigma=4.370235 ! Fit after self-cal, rms=0.316366Jy sigma=4.305359 ! Inverting map ! Added new window around map position (-3, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.10578 Jy ! Component: 100 - total flux cleaned = 0.178538 Jy ! Total flux subtracted in 100 components = 0.178538 Jy ! Clean residual min=-0.027493 max=0.077314 Jy/beam ! Clean residual mean=-0.000129 rms=0.007683 Jy/beam ! Combined flux in latest and established models = 0.802526 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 36 components and 0.802526 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.235554Jy sigma=3.225251 ! Fit after self-cal, rms=0.235181Jy sigma=3.211006 ! Inverting map ! Added new window around map position (2, 8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.074249 Jy ! Component: 100 - total flux cleaned = 0.125252 Jy ! Total flux subtracted in 100 components = 0.125252 Jy ! Clean residual min=-0.021424 max=0.037939 Jy/beam ! Clean residual mean=-0.000093 rms=0.005613 Jy/beam ! Combined flux in latest and established models = 0.927778 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 56 components and 0.927778 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.184464Jy sigma=2.520192 ! Fit after self-cal, rms=0.183124Jy sigma=2.490504 ! Inverting map ! Added new window around map position (-4, 7.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0458986 Jy ! Component: 100 - total flux cleaned = 0.0827988 Jy ! Total flux subtracted in 100 components = 0.0827988 Jy ! Clean residual min=-0.015965 max=0.026288 Jy/beam ! Clean residual mean=-0.000073 rms=0.004594 Jy/beam ! Combined flux in latest and established models = 1.01058 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 83 components and 1.01058 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.154023Jy sigma=2.137844 ! Fit after self-cal, rms=0.153859Jy sigma=2.127886 ! 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=3.331 mas, bmaj=6.317 mas, bpa=-3.04 degrees ! Estimated noise=0.34306 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 = 0.0500245 Jy ! Component: 100 - total flux cleaned = 0.0893207 Jy ! Component: 150 - total flux cleaned = 0.121125 Jy ! Component: 200 - total flux cleaned = 0.147285 Jy ! Total flux subtracted in 200 components = 0.147285 Jy ! Clean residual min=-0.016229 max=0.029383 Jy/beam ! Clean residual mean=-0.000060 rms=0.004344 Jy/beam ! Combined flux in latest and established models = 1.15786 Jy ! Performing phase self-cal ! Adding 93 model components to the UV plane model. ! The established model now contains 156 components and 1.15786 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.112985Jy sigma=1.696508 ! Fit after self-cal, rms=0.112522Jy sigma=1.681081 ! Inverting map ! Added new window around map position (-9.5, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0324066 Jy ! Component: 100 - total flux cleaned = 0.0555519 Jy ! Component: 150 - total flux cleaned = 0.0748865 Jy ! Component: 200 - total flux cleaned = 0.0915452 Jy ! Total flux subtracted in 200 components = 0.0915452 Jy ! Clean residual min=-0.012202 max=0.022202 Jy/beam ! Clean residual mean=-0.000036 rms=0.003218 Jy/beam ! Combined flux in latest and established models = 1.24941 Jy ! Performing phase self-cal ! Adding 71 model components to the UV plane model. ! The established model now contains 216 components and 1.24941 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.092532Jy sigma=1.457029 ! Fit after self-cal, rms=0.091674Jy sigma=1.441715 ! Inverting map ! Added new window around map position (7.5, 4.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0196869 Jy ! Component: 100 - total flux cleaned = 0.0345054 Jy ! Component: 150 - total flux cleaned = 0.0471953 Jy ! Component: 200 - total flux cleaned = 0.0582174 Jy ! Total flux subtracted in 200 components = 0.0582174 Jy ! Clean residual min=-0.009716 max=0.015613 Jy/beam ! Clean residual mean=-0.000017 rms=0.002621 Jy/beam ! Combined flux in latest and established models = 1.30762 Jy ! Performing phase self-cal ! Adding 70 model components to the UV plane model. ! The established model now contains 269 components and 1.30762 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.082446Jy sigma=1.336838 ! Fit after self-cal, rms=0.082328Jy sigma=1.334837 ! Inverting map ! Added new window around map position (-18, 5.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0147168 Jy ! Component: 100 - total flux cleaned = 0.0246365 Jy ! Component: 150 - total flux cleaned = 0.0333855 Jy ! Component: 200 - total flux cleaned = 0.0413763 Jy ! Total flux subtracted in 200 components = 0.0413763 Jy ! Clean residual min=-0.008965 max=0.007979 Jy/beam ! Clean residual mean=-0.000012 rms=0.002260 Jy/beam ! Combined flux in latest and established models = 1.349 Jy ! Performing phase self-cal ! Adding 80 model components to the UV plane model. ! The established model now contains 337 components and 1.349 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.077289Jy sigma=1.273454 ! Fit after self-cal, rms=0.077104Jy sigma=1.270640 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.331 x 6.317 at -3.04 degrees (North through East) ! Clean map min=-0.0086378 max=0.57207 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 0.99 KP 1.00 ! LA 0.95 MK 0.98 NL 1.00 OV 1.00 ! PT 0.98 SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.00 KP 1.03 ! LA 0.95 MK 0.97 NL 1.02 OV 1.06 ! PT 0.97 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.00 KP 1.01 ! LA 0.93 MK 1.05 NL 1.04 OV 1.01 ! PT 0.96 SC 1.00 ! ! ! Fit before self-cal, rms=0.077104Jy sigma=1.270640 ! Fit after self-cal, rms=0.068588Jy sigma=1.168542 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.34 mas, bmaj=6.345 mas, bpa=-3.253 degrees ! Estimated noise=0.342898 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 (-35.5, 7.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00842184 Jy ! Component: 100 - total flux cleaned = 0.0135834 Jy ! Component: 150 - total flux cleaned = 0.0160769 Jy ! Component: 200 - total flux cleaned = 0.0181852 Jy ! Total flux subtracted in 200 components = 0.0181852 Jy ! Clean residual min=-0.005158 max=0.005506 Jy/beam ! Clean residual mean=0.000018 rms=0.001476 Jy/beam ! Combined flux in latest and established models = 1.36719 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 378 components and 1.36718 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067133Jy sigma=1.147226 ! Fit after self-cal, rms=0.067014Jy sigma=1.146279 ! 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=0.067014Jy sigma=1.146279 ! Fit after self-cal, rms=0.060695Jy sigma=1.038196 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.339 mas, bmaj=6.341 mas, bpa=-2.967 degrees ! Estimated noise=0.34208 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00407629 Jy ! Component: 100 - total flux cleaned = 0.00598009 Jy ! Component: 150 - total flux cleaned = 0.00768005 Jy ! Component: 200 - total flux cleaned = 0.0090751 Jy ! Total flux subtracted in 200 components = 0.0090751 Jy ! Clean residual min=-0.003485 max=0.003200 Jy/beam ! Clean residual mean=0.000000 rms=0.000783 Jy/beam ! Combined flux in latest and established models = 1.37626 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 409 components and 1.37626 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059991Jy sigma=1.027810 ! Fit after self-cal, rms=0.059954Jy sigma=1.027372 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 = 0.00149953 Jy ! Component: 100 - total flux cleaned = 0.00251837 Jy ! Component: 150 - total flux cleaned = 0.00336597 Jy ! Component: 200 - total flux cleaned = 0.00407742 Jy ! Total flux subtracted in 200 components = 0.00407742 Jy ! Clean residual min=-0.003137 max=0.002858 Jy/beam ! Clean residual mean=0.000001 rms=0.000728 Jy/beam ! Combined flux in latest and established models = 1.38034 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 427 components and 1.38034 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059702Jy sigma=1.023528 ! Fit after self-cal, rms=0.059695Jy sigma=1.023422 ! 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=0.059695Jy sigma=1.023422 ! Fit after self-cal, rms=0.059534Jy sigma=1.022257 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.338 mas, bmaj=6.339 mas, bpa=-2.939 degrees ! Estimated noise=0.341899 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000571959 Jy ! Component: 100 - total flux cleaned = 0.00133571 Jy ! Component: 150 - total flux cleaned = 0.00209678 Jy ! Component: 200 - total flux cleaned = 0.00259315 Jy ! Total flux subtracted in 200 components = 0.00259315 Jy ! Clean residual min=-0.002981 max=0.002717 Jy/beam ! Clean residual mean=-0.000002 rms=0.000660 Jy/beam ! Combined flux in latest and established models = 1.38293 Jy selfcal ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 446 components and 1.38293 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059328Jy sigma=1.018958 ! Fit after self-cal, rms=0.059324Jy sigma=1.018894 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 = 0.000775688 Jy ! Component: 100 - total flux cleaned = 0.0014224 Jy ! Component: 150 - total flux cleaned = 0.0020319 Jy ! Component: 200 - total flux cleaned = 0.00255167 Jy ! Total flux subtracted in 200 components = 0.00255167 Jy ! Clean residual min=-0.002782 max=0.002582 Jy/beam ! Clean residual mean=-0.000002 rms=0.000631 Jy/beam ! Combined flux in latest and established models = 1.38548 Jy ! Performing phase self-cal ! Adding 51 model components to the UV plane model. ! The established model now contains 460 components and 1.38548 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059203Jy sigma=1.016979 ! Fit after self-cal, rms=0.059202Jy sigma=1.016949 ! 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=0.059202Jy sigma=1.016949 ! Fit after self-cal, rms=0.059147Jy sigma=1.016605 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.897 mas, bmaj=9.33 mas, bpa=-2.27 degrees ! Estimated noise=0.478725 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00323324 Jy ! Component: 100 - total flux cleaned = 0.00507882 Jy ! Component: 150 - total flux cleaned = 0.00621489 Jy ! Component: 200 - total flux cleaned = 0.00705173 Jy ! Total flux subtracted in 200 components = 0.00705173 Jy ! Clean residual min=-0.003187 max=0.003801 Jy/beam ! Clean residual mean=-0.000008 rms=0.000862 Jy/beam ! Combined flux in latest and established models = 1.39253 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 483 components and 1.39253 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059035Jy sigma=1.015711 ! Fit after self-cal, rms=0.059028Jy sigma=1.015582 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 (-52, -1.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00400793 Jy ! Component: 100 - total flux cleaned = 0.00655315 Jy ! Component: 150 - total flux cleaned = 0.00814838 Jy ! Component: 200 - total flux cleaned = 0.00918074 Jy ! Total flux subtracted in 200 components = 0.00918074 Jy ! Clean residual min=-0.002747 max=0.002762 Jy/beam ! Clean residual mean=-0.000002 rms=0.000721 Jy/beam ! Combined flux in latest and established models = 1.40171 Jy ! Performing phase self-cal ! Adding 52 model components to the UV plane model. ! The established model now contains 532 components and 1.40171 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.058802Jy sigma=1.013107 ! Fit after self-cal, rms=0.058794Jy sigma=1.012941 ! 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=3.336 mas, bmaj=6.34 mas, bpa=-2.935 degrees ! Estimated noise=0.341791 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.336 x 6.34 at -2.935 degrees (North through East) ! Clean map min=-0.0021883 max=0.56909 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=0.058794Jy sigma=1.012941 ! Fit after self-cal, rms=0.055774Jy sigma=0.949086 ! Inverting map and beam ! Estimated beam: bmin=3.334 mas, bmaj=6.339 mas, bpa=-2.929 degrees ! Estimated noise=0.341608 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.86322e-06 Jy ! Component: 100 - total flux cleaned = 0.000206306 Jy ! Component: 150 - total flux cleaned = 0.000500997 Jy ! Component: 200 - total flux cleaned = 0.000883746 Jy ! Total flux subtracted in 200 components = 0.000883746 Jy ! Clean residual min=-0.002270 max=0.002447 Jy/beam ! Clean residual mean=-0.000002 rms=0.000496 Jy/beam ! Combined flux in latest and established models = 1.4026 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 557 components and 1.4026 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.055639Jy sigma=0.946779 ! Fit after self-cal, rms=0.055640Jy sigma=0.946722 ! Inverting map ! Added new window around map position (3, -31). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00215084 Jy ! Component: 100 - total flux cleaned = 0.00321439 Jy ! Component: 150 - total flux cleaned = 0.00381556 Jy ! Component: 200 - total flux cleaned = 0.00447243 Jy ! Total flux subtracted in 200 components = 0.00447243 Jy ! Clean residual min=-0.002115 max=0.001799 Jy/beam ! Clean residual mean=-0.000002 rms=0.000457 Jy/beam ! Combined flux in latest and established models = 1.40707 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 577 components and 1.40707 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.055511Jy sigma=0.944749 ! Fit after self-cal, rms=0.055509Jy sigma=0.944701 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.055509Jy sigma=0.944701 ! Fit after self-cal, rms=0.055482Jy sigma=0.944546 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=2.841 mas, bmaj=5.539 mas, bpa=-3.602 degrees ! Estimated noise=0.534268 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.444695 Jy ! Component: 100 - total flux cleaned = 0.629404 Jy ! Component: 150 - total flux cleaned = 0.74145 Jy ! Component: 200 - total flux cleaned = 0.82054 Jy ! Total flux subtracted in 200 components = 0.82054 Jy ! Clean residual min=-0.018330 max=0.045668 Jy/beam ! Clean residual mean=-0.000124 rms=0.006518 Jy/beam ! Combined flux in latest and established models = 0.820539 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 39 model components to the UV plane model. ! The established model now contains 39 components and 0.820539 Jy ! Inverting map and beam ! Estimated beam: bmin=3.334 mas, bmaj=6.338 mas, bpa=-2.93 degrees ! Estimated noise=0.341443 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 = 0.0911388 Jy ! Component: 100 - total flux cleaned = 0.157847 Jy ! Component: 150 - total flux cleaned = 0.210385 Jy ! Component: 200 - total flux cleaned = 0.253141 Jy ! Total flux subtracted in 200 components = 0.253141 Jy ! Clean residual min=-0.011814 max=0.025826 Jy/beam ! Clean residual mean=-0.000084 rms=0.004375 Jy/beam ! Combined flux in latest and established models = 1.07368 Jy ! Adding 105 model components to the UV plane model. ! The established model now contains 133 components and 1.07368 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0356473 Jy ! Component: 100 - total flux cleaned = 0.0657913 Jy ! Component: 150 - total flux cleaned = 0.0914706 Jy ! Component: 200 - total flux cleaned = 0.113523 Jy ! Total flux subtracted in 200 components = 0.113523 Jy ! Clean residual min=-0.008033 max=0.013688 Jy/beam ! Clean residual mean=-0.000052 rms=0.002611 Jy/beam ! Combined flux in latest and established models = 1.1872 Jy ! Adding 81 model components to the UV plane model. ! The established model now contains 193 components and 1.1872 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0192205 Jy ! Component: 100 - total flux cleaned = 0.0360762 Jy ! Component: 150 - total flux cleaned = 0.0509259 Jy ! Component: 200 - total flux cleaned = 0.0640544 Jy ! Total flux subtracted in 200 components = 0.0640544 Jy ! Clean residual min=-0.005990 max=0.008232 Jy/beam ! Clean residual mean=-0.000036 rms=0.001730 Jy/beam ! Combined flux in latest and established models = 1.25126 Jy ! Adding 91 model components to the UV plane model. ! The established model now contains 261 components and 1.25126 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0116646 Jy ! Component: 100 - total flux cleaned = 0.022067 Jy ! Component: 150 - total flux cleaned = 0.0313709 Jy ! Component: 200 - total flux cleaned = 0.0397178 Jy ! Total flux subtracted in 200 components = 0.0397178 Jy ! Clean residual min=-0.004498 max=0.005262 Jy/beam ! Clean residual mean=-0.000027 rms=0.001246 Jy/beam ! Combined flux in latest and established models = 1.29098 Jy ! Adding 75 model components to the UV plane model. ! The established model now contains 316 components and 1.29097 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=6.898 mas, bmaj=9.327 mas, bpa=-2.252 degrees ! Estimated noise=0.47848 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.015766 Jy ! Component: 100 - total flux cleaned = 0.0280546 Jy ! Component: 150 - total flux cleaned = 0.0381143 Jy ! Component: 200 - total flux cleaned = 0.0465075 Jy ! Total flux subtracted in 200 components = 0.0465075 Jy ! Clean residual min=-0.005029 max=0.005842 Jy/beam ! Clean residual mean=-0.000042 rms=0.001565 Jy/beam ! Combined flux in latest and established models = 1.33748 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 = 0.00713489 Jy ! Component: 100 - total flux cleaned = 0.0133531 Jy ! Component: 150 - total flux cleaned = 0.0189199 Jy ! Component: 200 - total flux cleaned = 0.0239309 Jy ! Total flux subtracted in 200 components = 0.0239309 Jy ! Clean residual min=-0.003767 max=0.004081 Jy/beam ! Clean residual mean=-0.000029 rms=0.001145 Jy/beam ! Combined flux in latest and established models = 1.36141 Jy ! Adding 243 model components to the UV plane model. ! The established model now contains 543 components and 1.36141 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.334 mas, bmaj=6.338 mas, bpa=-2.93 degrees ! Estimated noise=0.341443 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00350716 Jy ! Component: 100 - total flux cleaned = 0.00651499 Jy ! Component: 150 - total flux cleaned = 0.00924979 Jy ! Component: 200 - total flux cleaned = 0.0117803 Jy ! Total flux subtracted in 200 components = 0.0117803 Jy ! Clean residual min=-0.002522 max=0.002147 Jy/beam ! Clean residual mean=-0.000009 rms=0.000593 Jy/beam ! Combined flux in latest and established models = 1.37319 Jy selfcal ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 581 components and 1.37319 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056145Jy sigma=0.952316 ! Fit after self-cal, rms=0.056068Jy sigma=0.950939 wmodel J1158+2450_S_map.mod ! Writing 581 model components to file: J1158+2450_S_map.mod wobs J1158+2450_S_uvs.fits ! Writing UV FITS file: J1158+2450_S_uvs.fits wwins J1158+2450_S_map.win ! wwins: Wrote 10 windows to J1158+2450_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 = -0.00077971 Jy ! Component: 100 - total flux cleaned = -0.000895678 Jy ! Component: 150 - total flux cleaned = -0.00108077 Jy ! Component: 200 - total flux cleaned = -0.00118696 Jy ! Component: 250 - total flux cleaned = -0.00129058 Jy ! Component: 300 - total flux cleaned = -0.00142506 Jy ! Component: 350 - total flux cleaned = -0.00142522 Jy ! Component: 400 - total flux cleaned = -0.00152182 Jy ! Component: 450 - total flux cleaned = -0.00158459 Jy ! Component: 500 - total flux cleaned = -0.00164637 Jy ! Component: 550 - total flux cleaned = -0.00161596 Jy ! Component: 600 - total flux cleaned = -0.0016458 Jy ! Component: 650 - total flux cleaned = -0.00167523 Jy ! Component: 700 - total flux cleaned = -0.00173279 Jy ! Component: 750 - total flux cleaned = -0.00173326 Jy ! Component: 800 - total flux cleaned = -0.00178898 Jy ! Component: 850 - total flux cleaned = -0.00184351 Jy ! Component: 900 - total flux cleaned = -0.00189737 Jy ! Component: 950 - total flux cleaned = -0.00189761 Jy ! Component: 1000 - total flux cleaned = -0.00192437 Jy ! Component: 1050 - total flux cleaned = -0.00205271 Jy ! Component: 1100 - total flux cleaned = -0.00200157 Jy ! Component: 1150 - total flux cleaned = -0.00207677 Jy ! Component: 1200 - total flux cleaned = -0.00202745 Jy ! Component: 1250 - total flux cleaned = -0.00195473 Jy ! Component: 1300 - total flux cleaned = -0.00204987 Jy ! Component: 1350 - total flux cleaned = -0.00188391 Jy ! Component: 1400 - total flux cleaned = -0.00197762 Jy ! Component: 1450 - total flux cleaned = -0.00195446 Jy ! Component: 1500 - total flux cleaned = -0.00190833 Jy ! Component: 1550 - total flux cleaned = -0.00186353 Jy ! Component: 1600 - total flux cleaned = -0.00197507 Jy ! Component: 1650 - total flux cleaned = -0.00193061 Jy ! Component: 1700 - total flux cleaned = -0.00188698 Jy ! Component: 1750 - total flux cleaned = -0.00182198 Jy ! Component: 1800 - total flux cleaned = -0.00180083 Jy ! Component: 1850 - total flux cleaned = -0.00171656 Jy ! Component: 1900 - total flux cleaned = -0.00169574 Jy ! Component: 1950 - total flux cleaned = -0.00173735 Jy ! Component: 2000 - total flux cleaned = -0.00161494 Jy ! Component: 2050 - total flux cleaned = -0.00163484 Jy ! Component: 2100 - total flux cleaned = -0.00155505 Jy ! Component: 2150 - total flux cleaned = -0.00153507 Jy ! Component: 2200 - total flux cleaned = -0.00143714 Jy ! Component: 2250 - total flux cleaned = -0.00145603 Jy ! Component: 2300 - total flux cleaned = -0.00135969 Jy ! Component: 2350 - total flux cleaned = -0.00128372 Jy ! Component: 2400 - total flux cleaned = -0.00130273 Jy ! Component: 2450 - total flux cleaned = -0.00126528 Jy ! Component: 2500 - total flux cleaned = -0.00122824 Jy ! Component: 2550 - total flux cleaned = -0.00115489 Jy ! Component: 2600 - total flux cleaned = -0.00104616 Jy ! Component: 2650 - total flux cleaned = -0.00102806 Jy ! Component: 2700 - total flux cleaned = -0.000939243 Jy ! Component: 2750 - total flux cleaned = -0.000939113 Jy ! Component: 2800 - total flux cleaned = -0.000834126 Jy ! Component: 2850 - total flux cleaned = -0.000782533 Jy ! Component: 2900 - total flux cleaned = -0.000748208 Jy ! Component: 2950 - total flux cleaned = -0.000595486 Jy ! Component: 3000 - total flux cleaned = -0.000561995 Jy ! Component: 3050 - total flux cleaned = -0.000562071 Jy ! Component: 3100 - total flux cleaned = -0.000496344 Jy ! Component: 3150 - total flux cleaned = -0.000529174 Jy ! Component: 3200 - total flux cleaned = -0.000512857 Jy ! Component: 3250 - total flux cleaned = -0.000368128 Jy ! Component: 3300 - total flux cleaned = -0.000336266 Jy ! Component: 3350 - total flux cleaned = -0.000320295 Jy ! Component: 3400 - total flux cleaned = -0.000210966 Jy ! Component: 3450 - total flux cleaned = -0.000210866 Jy ! Component: 3500 - total flux cleaned = -0.000149543 Jy ! Component: 3550 - total flux cleaned = -0.000179961 Jy ! Component: 3600 - total flux cleaned = -8.93151e-05 Jy ! Component: 3650 - total flux cleaned = 6.16496e-07 Jy ! Component: 3700 - total flux cleaned = -1.4417e-05 Jy ! Component: 3750 - total flux cleaned = 1.5005e-05 Jy ! Component: 3800 - total flux cleaned = 4.42941e-05 Jy ! Component: 3850 - total flux cleaned = 1.51917e-05 Jy ! Component: 3900 - total flux cleaned = 7.29348e-05 Jy ! Component: 3950 - total flux cleaned = 0.00014454 Jy ! Component: 4000 - total flux cleaned = 5.93152e-05 Jy ! Component: 4050 - total flux cleaned = 0.000101246 Jy ! Total flux subtracted in 4096 components = 0.000157248 Jy ! Clean residual min=-0.000756 max=0.000824 Jy/beam ! Clean residual mean=-0.000006 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 1.37335 Jy keep ! Adding 346 model components to the UV plane model. ! The established model now contains 916 components and 1.37335 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1158+2450_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.334 x 6.338 at -2.93 degrees (North through East) ! Clean map min=-0.0017561 max=0.57026 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1158+2450_S_map.fits wmodel /vlbi/uf001/uva//J1158+2450_S_map.mod ! Writing 916 model components to file: /vlbi/uf001/uva//J1158+2450_S_map.mod wobs /vlbi/uf001/uva//J1158+2450_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1158+2450_S_uvs.fits wwins /vlbi/uf001/uva//J1158+2450_S_map.win ! wwins: Wrote 11 windows to /vlbi/uf001/uva//J1158+2450_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.570265 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000268002 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.140988 0.140988 0.281977 0.563953 1.12791 2.25581 4.51163 9.02325 18.0465 36.093 72.186 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.57 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2127.83 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1158+2450_S_dfm.log closed on Mon Jan 14 01:35:19 2019