! Started logfile: /vlbi/uf001/uva//J0834+5534_S_dfm.log on Mon Jan 14 00:00:31 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//J0834+5534_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0834+5534_S_uva.fits ! AN table 1: 117 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.775689 visibilities/baseline/integration-bin. ! Found source: J0834+5534 ! ! 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 12252 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 J0834+5534_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 214 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 214 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 214 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=3.931205Jy sigma=21.021645 ! Fit after self-cal, rms=3.034528Jy sigma=13.707527 ! 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=2.684 mas, bmaj=3.093 mas, bpa=4.52 degrees ! Estimated noise=1.07731 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 = 1.154 Jy ! Component: 100 - total flux cleaned = 1.84765 Jy ! Total flux subtracted in 100 components = 1.84765 Jy ! Clean residual min=-0.167734 max=0.431323 Jy/beam ! Clean residual mean=-0.000908 rms=0.040543 Jy/beam ! Combined flux in latest and established models = 1.84765 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 19 components and 1.84765 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=2.514312Jy sigma=10.125011 ! Fit after self-cal, rms=2.504892Jy sigma=10.057601 ! Inverting map ! Added new window around map position (-3, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.526745 Jy ! Component: 100 - total flux cleaned = 0.924091 Jy ! Total flux subtracted in 100 components = 0.924091 Jy ! Clean residual min=-0.107877 max=0.234207 Jy/beam ! Clean residual mean=-0.000601 rms=0.028615 Jy/beam ! Combined flux in latest and established models = 2.77174 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 34 components and 2.77174 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.983806Jy sigma=7.567477 ! Fit after self-cal, rms=1.979922Jy sigma=7.507503 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.331547 Jy ! Component: 100 - total flux cleaned = 0.603293 Jy ! Total flux subtracted in 100 components = 0.603293 Jy ! Clean residual min=-0.082360 max=0.191163 Jy/beam ! Clean residual mean=-0.000410 rms=0.023147 Jy/beam ! Combined flux in latest and established models = 3.37503 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 54 components and 3.37503 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.670149Jy sigma=6.234514 ! Fit after self-cal, rms=1.669046Jy sigma=6.194106 ! Inverting map ! Added new window around map position (-6.5, 2.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.245577 Jy ! Component: 100 - total flux cleaned = 0.452649 Jy ! Total flux subtracted in 100 components = 0.452649 Jy ! Clean residual min=-0.070877 max=0.151531 Jy/beam ! Clean residual mean=-0.000273 rms=0.019609 Jy/beam ! Combined flux in latest and established models = 3.82768 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 70 components and 3.82768 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.453652Jy sigma=5.332589 ! Fit after self-cal, rms=1.452308Jy sigma=5.305063 ! Inverting map ! Added new window around map position (3, 3.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.196104 Jy ! Component: 100 - total flux cleaned = 0.366189 Jy ! Total flux subtracted in 100 components = 0.366189 Jy ! Clean residual min=-0.064394 max=0.108387 Jy/beam ! Clean residual mean=-0.000165 rms=0.016846 Jy/beam ! Combined flux in latest and established models = 4.19387 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 91 components and 4.19387 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.289713Jy sigma=4.643427 ! Fit after self-cal, rms=1.288772Jy sigma=4.619437 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.160846 Jy ! Component: 100 - total flux cleaned = 0.302731 Jy ! Total flux subtracted in 100 components = 0.302731 Jy ! Clean residual min=-0.057996 max=0.092707 Jy/beam ! Clean residual mean=-0.000077 rms=0.014782 Jy/beam ! Combined flux in latest and established models = 4.4966 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 108 components and 4.4966 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.159218Jy sigma=4.115570 ! Fit after self-cal, rms=1.158835Jy sigma=4.097214 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.13492 Jy ! Component: 100 - total flux cleaned = 0.255111 Jy ! Total flux subtracted in 100 components = 0.255111 Jy ! Clean residual min=-0.052525 max=0.083046 Jy/beam ! Clean residual mean=-0.000004 rms=0.013180 Jy/beam ! Combined flux in latest and established models = 4.75171 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 124 components and 4.75171 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.053965Jy sigma=3.702456 ! Fit after self-cal, rms=1.054083Jy sigma=3.688831 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.114828 Jy ! Component: 100 - total flux cleaned = 0.217893 Jy ! Total flux subtracted in 100 components = 0.217893 Jy ! Clean residual min=-0.048001 max=0.075018 Jy/beam ! Clean residual mean=0.000057 rms=0.011904 Jy/beam ! Combined flux in latest and established models = 4.96961 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 134 components and 4.9696 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.968158Jy sigma=3.374451 ! Fit after self-cal, rms=0.968326Jy sigma=3.364877 ! Inverting map ! Added new window around map position (-2.5, 5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.100219 Jy ! Component: 100 - total flux cleaned = 0.190249 Jy ! Total flux subtracted in 100 components = 0.190249 Jy ! Clean residual min=-0.043103 max=0.062617 Jy/beam ! Clean residual mean=0.000109 rms=0.010779 Jy/beam ! Combined flux in latest and established models = 5.15985 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 154 components and 5.15985 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.896205Jy sigma=3.102597 ! Fit after self-cal, rms=0.896617Jy sigma=3.095896 ! 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=3.086 mas, bmaj=3.576 mas, bpa=11.89 degrees ! Estimated noise=0.748403 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 = 0.170611 Jy ! Component: 100 - total flux cleaned = 0.314738 Jy ! Component: 150 - total flux cleaned = 0.439584 Jy ! Component: 200 - total flux cleaned = 0.5482 Jy ! Total flux subtracted in 200 components = 0.5482 Jy ! Clean residual min=-0.048949 max=0.092176 Jy/beam ! Clean residual mean=0.000643 rms=0.014637 Jy/beam ! Combined flux in latest and established models = 5.70805 Jy ! Performing phase self-cal ! Adding 79 model components to the UV plane model. ! The established model now contains 192 components and 5.70805 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.710613Jy sigma=2.537457 ! Fit after self-cal, rms=0.709375Jy sigma=2.506880 ! Inverting map ! Added new window around map position (-8.5, 7.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.112725 Jy ! Component: 100 - total flux cleaned = 0.20702 Jy ! Component: 150 - total flux cleaned = 0.290794 Jy ! Component: 200 - total flux cleaned = 0.366722 Jy ! Total flux subtracted in 200 components = 0.366722 Jy ! Clean residual min=-0.041043 max=0.059631 Jy/beam ! Clean residual mean=0.000852 rms=0.012495 Jy/beam ! Combined flux in latest and established models = 6.07477 Jy ! Performing phase self-cal ! Adding 90 model components to the UV plane model. ! The established model now contains 252 components and 6.07477 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.607258Jy sigma=2.192850 ! Fit after self-cal, rms=0.606522Jy sigma=2.172276 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.086 x 3.576 at 11.89 degrees (North through East) ! Clean map min=-0.040004 max=1.6243 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.97 HN 1.06 KP 0.96 ! LA 0.92 MK 1.04 NL 1.02 OV 0.97 ! PT 0.93 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.97 HN 1.03 KP 0.94 ! LA 0.96 MK 1.05 NL 1.04 OV 0.99 ! PT 0.97 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.95 HN 1.03 KP 0.96 ! LA 0.98 MK 1.03 NL 1.03 OV 0.99 ! PT 0.98 SC 0.99 ! ! ! Fit before self-cal, rms=0.606522Jy sigma=2.172276 ! Fit after self-cal, rms=0.470245Jy sigma=1.956189 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.104 mas, bmaj=3.618 mas, bpa=13.5 degrees ! Estimated noise=0.746052 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 = 0.0564054 Jy ! Component: 100 - total flux cleaned = 0.0983533 Jy ! Component: 150 - total flux cleaned = 0.133231 Jy ! Component: 200 - total flux cleaned = 0.163051 Jy ! Total flux subtracted in 200 components = 0.163051 Jy ! Clean residual min=-0.037814 max=0.042013 Jy/beam ! Clean residual mean=0.001209 rms=0.010574 Jy/beam ! Combined flux in latest and established models = 6.23782 Jy ! Performing phase self-cal ! Adding 52 model components to the UV plane model. ! The established model now contains 291 components and 6.23782 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.441334Jy sigma=1.871855 ! Fit after self-cal, rms=0.440323Jy sigma=1.866377 ! 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=0.440323Jy sigma=1.866377 ! Fit after self-cal, rms=0.309586Jy sigma=1.431534 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.088 mas, bmaj=3.638 mas, bpa=13.46 degrees ! Estimated noise=0.743104 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.031975 Jy ! Component: 100 - total flux cleaned = 0.0557356 Jy ! Component: 150 - total flux cleaned = 0.0755395 Jy ! Component: 200 - total flux cleaned = 0.0927139 Jy ! Total flux subtracted in 200 components = 0.0927139 Jy ! Clean residual min=-0.022730 max=0.036587 Jy/beam ! Clean residual mean=0.000499 rms=0.006880 Jy/beam ! Combined flux in latest and established models = 6.33054 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 313 components and 6.33054 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.296244Jy sigma=1.389307 ! Fit after self-cal, rms=0.296242Jy sigma=1.384845 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 (7.5, 13). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0354596 Jy ! Component: 100 - total flux cleaned = 0.0565341 Jy ! Component: 150 - total flux cleaned = 0.0740258 Jy ! Component: 200 - total flux cleaned = 0.089507 Jy ! Total flux subtracted in 200 components = 0.089507 Jy ! Clean residual min=-0.021522 max=0.025609 Jy/beam ! Clean residual mean=0.000532 rms=0.006458 Jy/beam ! Combined flux in latest and established models = 6.42004 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 343 components and 6.42004 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.283636Jy sigma=1.324225 ! Fit after self-cal, rms=0.283193Jy sigma=1.320897 ! 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=0.283193Jy sigma=1.320897 ! Fit after self-cal, rms=0.281755Jy sigma=1.305806 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.086 mas, bmaj=3.626 mas, bpa=12.68 degrees ! Estimated noise=0.739587 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0210385 Jy ! Component: 100 - total flux cleaned = 0.0382838 Jy ! Component: 150 - total flux cleaned = 0.053599 Jy ! Component: 200 - total flux cleaned = 0.0673685 Jy ! Total flux subtracted in 200 components = 0.0673685 Jy ! Clean residual min=-0.020481 max=0.024113 Jy/beam ! Clean residual mean=0.000473 rms=0.006103 Jy/beam ! Combined flux in latest and established models = 6.48741 Jy selfcal ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 359 components and 6.48741 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.274101Jy sigma=1.279595 ! Fit after self-cal, rms=0.273945Jy sigma=1.278184 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 = 0.0136818 Jy ! Component: 100 - total flux cleaned = 0.025848 Jy ! Component: 150 - total flux cleaned = 0.0368902 Jy ! Component: 200 - total flux cleaned = 0.0469645 Jy ! Total flux subtracted in 200 components = 0.0469645 Jy ! Clean residual min=-0.020290 max=0.023789 Jy/beam ! Clean residual mean=0.000493 rms=0.006023 Jy/beam ! Combined flux in latest and established models = 6.53438 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 362 components and 6.53438 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.269788Jy sigma=1.267636 ! Fit after self-cal, rms=0.269818Jy sigma=1.267005 ! 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=0.269818Jy sigma=1.267005 ! Fit after self-cal, rms=0.270679Jy sigma=1.261416 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.186 mas, bmaj=6.938 mas, bpa=42.23 degrees ! Estimated noise=1.64234 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0471066 Jy ! Component: 100 - total flux cleaned = 0.0799316 Jy ! Component: 150 - total flux cleaned = 0.105216 Jy ! Component: 200 - total flux cleaned = 0.124977 Jy ! Total flux subtracted in 200 components = 0.124977 Jy ! Clean residual min=-0.053147 max=0.063713 Jy/beam ! Clean residual mean=0.001983 rms=0.017995 Jy/beam ! Combined flux in latest and established models = 6.65935 Jy selfcal ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 390 components and 6.65936 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.262212Jy sigma=1.318746 ! Fit after self-cal, rms=0.262171Jy sigma=1.313683 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 = 0.0211042 Jy ! Component: 100 - total flux cleaned = 0.0365573 Jy ! Component: 150 - total flux cleaned = 0.0486125 Jy ! Component: 200 - total flux cleaned = 0.0560198 Jy ! Total flux subtracted in 200 components = 0.0560198 Jy ! Clean residual min=-0.051865 max=0.064428 Jy/beam ! Clean residual mean=0.002073 rms=0.017926 Jy/beam ! Combined flux in latest and established models = 6.71538 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 401 components and 6.71538 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.260234Jy sigma=1.361049 ! Fit after self-cal, rms=0.260652Jy sigma=1.359170 ! 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=3.084 mas, bmaj=3.624 mas, bpa=12.13 degrees ! Estimated noise=0.738433 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.084 x 3.624 at 12.13 degrees (North through East) ! Clean map min=-0.022577 max=1.5919 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=0.260652Jy sigma=1.359170 ! Fit after self-cal, rms=0.260923Jy sigma=1.270564 ! Inverting map and beam ! Estimated beam: bmin=3.101 mas, bmaj=3.64 mas, bpa=12.77 degrees ! Estimated noise=0.747965 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0151665 Jy ! Component: 100 - total flux cleaned = 0.0227706 Jy ! Component: 150 - total flux cleaned = 0.0286092 Jy ! Component: 200 - total flux cleaned = 0.0343543 Jy ! Total flux subtracted in 200 components = 0.0343543 Jy ! Clean residual min=-0.022813 max=0.026309 Jy/beam ! Clean residual mean=0.000457 rms=0.006007 Jy/beam ! Combined flux in latest and established models = 6.74973 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 418 components and 6.74973 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.258242Jy sigma=1.224772 ! Fit after self-cal, rms=0.257974Jy sigma=1.223351 ! Inverting map ! Added new window around map position (-43, -54). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0270317 Jy ! Component: 100 - total flux cleaned = 0.0451839 Jy ! Component: 150 - total flux cleaned = 0.0591877 Jy ! Component: 200 - total flux cleaned = 0.0710254 Jy ! Total flux subtracted in 200 components = 0.0710254 Jy ! Clean residual min=-0.022988 max=0.021493 Jy/beam ! Clean residual mean=0.000489 rms=0.005692 Jy/beam ! Combined flux in latest and established models = 6.82076 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 458 components and 6.82076 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.249527Jy sigma=1.180309 ! Fit after self-cal, rms=0.248626Jy sigma=1.178389 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.248626Jy sigma=1.178389 ! Fit after self-cal, rms=0.248576Jy sigma=1.174750 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=2.686 mas, bmaj=3.151 mas, bpa=6.383 degrees ! Estimated noise=1.08829 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.14349 Jy ! Component: 100 - total flux cleaned = 1.85795 Jy ! Component: 150 - total flux cleaned = 2.38915 Jy ! Component: 200 - total flux cleaned = 2.80772 Jy ! Total flux subtracted in 200 components = 2.80772 Jy ! Clean residual min=-0.112927 max=0.251554 Jy/beam ! Clean residual mean=-0.000704 rms=0.029933 Jy/beam ! Combined flux in latest and established models = 2.80772 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 40 model components to the UV plane model. ! The established model now contains 40 components and 2.80772 Jy ! Inverting map and beam ! Estimated beam: bmin=3.095 mas, bmaj=3.642 mas, bpa=12.35 degrees ! Estimated noise=0.746513 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 = 0.576745 Jy ! Component: 100 - total flux cleaned = 1.01858 Jy ! Component: 150 - total flux cleaned = 1.37605 Jy ! Component: 200 - total flux cleaned = 1.67173 Jy ! Total flux subtracted in 200 components = 1.67173 Jy ! Clean residual min=-0.065587 max=0.180400 Jy/beam ! Clean residual mean=-0.000641 rms=0.023022 Jy/beam ! Combined flux in latest and established models = 4.47945 Jy ! Adding 70 model components to the UV plane model. ! The established model now contains 93 components and 4.47945 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.247369 Jy ! Component: 100 - total flux cleaned = 0.4559 Jy ! Component: 150 - total flux cleaned = 0.633915 Jy ! Component: 200 - total flux cleaned = 0.787741 Jy ! Total flux subtracted in 200 components = 0.787741 Jy ! Clean residual min=-0.041164 max=0.098681 Jy/beam ! Clean residual mean=-0.000221 rms=0.014410 Jy/beam ! Combined flux in latest and established models = 5.26719 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 135 components and 5.26719 Jy ! Inverting map ! Added new window around map position (3, -0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.134282 Jy ! Component: 100 - total flux cleaned = 0.251563 Jy ! Component: 150 - total flux cleaned = 0.355458 Jy ! Component: 200 - total flux cleaned = 0.447934 Jy ! Total flux subtracted in 200 components = 0.447934 Jy ! Clean residual min=-0.031638 max=0.058457 Jy/beam ! Clean residual mean=-0.000001 rms=0.010407 Jy/beam ! Combined flux in latest and established models = 5.71512 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 176 components and 5.71512 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0830917 Jy ! Component: 100 - total flux cleaned = 0.158183 Jy ! Component: 150 - total flux cleaned = 0.226367 Jy ! Component: 200 - total flux cleaned = 0.288528 Jy ! Total flux subtracted in 200 components = 0.288528 Jy ! Clean residual min=-0.025981 max=0.042587 Jy/beam ! Clean residual mean=0.000130 rms=0.008334 Jy/beam ! Combined flux in latest and established models = 6.00365 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 205 components and 6.00365 Jy ! Inverting map ! Added new window around map position (-1.5, 10). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0572256 Jy ! Component: 100 - total flux cleaned = 0.109448 Jy ! Component: 150 - total flux cleaned = 0.157309 Jy ! Component: 200 - total flux cleaned = 0.201288 Jy ! Total flux subtracted in 200 components = 0.201288 Jy ! Clean residual min=-0.021758 max=0.032192 Jy/beam ! Clean residual mean=0.000220 rms=0.007162 Jy/beam ! Combined flux in latest and established models = 6.20494 Jy ! Adding 91 model components to the UV plane model. ! The established model now contains 253 components and 6.20494 Jy ! Inverting map ! Added new window around map position (-14, 12.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0412665 Jy ! Component: 100 - total flux cleaned = 0.0791174 Jy ! Component: 150 - total flux cleaned = 0.114273 Jy ! Component: 200 - total flux cleaned = 0.147096 Jy ! Total flux subtracted in 200 components = 0.147096 Jy ! Clean residual min=-0.019303 max=0.024753 Jy/beam ! Clean residual mean=0.000283 rms=0.006440 Jy/beam ! Combined flux in latest and established models = 6.35203 Jy ! Adding 89 model components to the UV plane model. ! The established model now contains 313 components and 6.35203 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=6.185 mas, bmaj=6.944 mas, bpa=42.29 degrees ! Estimated noise=1.64736 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.103594 Jy ! Component: 100 - total flux cleaned = 0.184445 Jy ! Component: 150 - total flux cleaned = 0.250708 Jy ! Component: 200 - total flux cleaned = 0.306928 Jy ! Total flux subtracted in 200 components = 0.306928 Jy ! Clean residual min=-0.048795 max=0.057746 Jy/beam ! Clean residual mean=0.001665 rms=0.017356 Jy/beam ! Combined flux in latest and established models = 6.65896 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 = 0.0488997 Jy ! Component: 100 - total flux cleaned = 0.0917533 Jy ! Component: 150 - total flux cleaned = 0.12944 Jy ! Component: 200 - total flux cleaned = 0.16269 Jy ! Total flux subtracted in 200 components = 0.16269 Jy ! Clean residual min=-0.048594 max=0.058765 Jy/beam ! Clean residual mean=0.001923 rms=0.016231 Jy/beam ! Combined flux in latest and established models = 6.82165 Jy ! Adding 211 model components to the UV plane model. ! The established model now contains 479 components and 6.82165 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.095 mas, bmaj=3.642 mas, bpa=12.35 degrees ! Estimated noise=0.746513 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0176469 Jy ! Component: 100 - total flux cleaned = 0.0315566 Jy ! Component: 150 - total flux cleaned = 0.0440369 Jy ! Component: 200 - total flux cleaned = 0.0541274 Jy ! Total flux subtracted in 200 components = 0.0541274 Jy ! Clean residual min=-0.019763 max=0.020869 Jy/beam ! Clean residual mean=0.000506 rms=0.005346 Jy/beam ! Combined flux in latest and established models = 6.87578 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 502 components and 6.87578 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.241449Jy sigma=1.136841 ! Fit after self-cal, rms=0.240612Jy sigma=1.128278 wmodel J0834+5534_S_map.mod ! Writing 502 model components to file: J0834+5534_S_map.mod wobs J0834+5534_S_uvs.fits ! Writing UV FITS file: J0834+5534_S_uvs.fits wwins J0834+5534_S_map.win ! wwins: Wrote 11 windows to J0834+5534_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 = 0.00777337 Jy ! Component: 100 - total flux cleaned = 0.014924 Jy ! Component: 150 - total flux cleaned = 0.0207296 Jy ! Component: 200 - total flux cleaned = 0.0266547 Jy ! Component: 250 - total flux cleaned = 0.0304971 Jy ! Component: 300 - total flux cleaned = 0.0354955 Jy ! Component: 350 - total flux cleaned = 0.0397592 Jy ! Component: 400 - total flux cleaned = 0.0439335 Jy ! Component: 450 - total flux cleaned = 0.0486077 Jy ! Component: 500 - total flux cleaned = 0.0529041 Jy ! Component: 550 - total flux cleaned = 0.0573977 Jy ! Component: 600 - total flux cleaned = 0.0612619 Jy ! Component: 650 - total flux cleaned = 0.0658697 Jy ! Component: 700 - total flux cleaned = 0.0701331 Jy ! Component: 750 - total flux cleaned = 0.0732802 Jy ! Component: 800 - total flux cleaned = 0.0774096 Jy ! Component: 850 - total flux cleaned = 0.0809647 Jy ! Component: 900 - total flux cleaned = 0.0842182 Jy ! Component: 950 - total flux cleaned = 0.0871806 Jy ! Component: 1000 - total flux cleaned = 0.0898636 Jy ! Component: 1050 - total flux cleaned = 0.0932299 Jy ! Component: 1100 - total flux cleaned = 0.0963166 Jy ! Component: 1150 - total flux cleaned = 0.0986627 Jy ! Component: 1200 - total flux cleaned = 0.101677 Jy ! Component: 1250 - total flux cleaned = 0.104655 Jy ! Component: 1300 - total flux cleaned = 0.107371 Jy ! Component: 1350 - total flux cleaned = 0.110059 Jy ! Component: 1400 - total flux cleaned = 0.112276 Jy ! Component: 1450 - total flux cleaned = 0.115349 Jy ! Component: 1500 - total flux cleaned = 0.118388 Jy ! Component: 1550 - total flux cleaned = 0.120964 Jy ! Component: 1600 - total flux cleaned = 0.122878 Jy ! Component: 1650 - total flux cleaned = 0.125829 Jy ! Component: 1700 - total flux cleaned = 0.127918 Jy ! Component: 1750 - total flux cleaned = 0.131023 Jy ! Component: 1800 - total flux cleaned = 0.13287 Jy ! Component: 1850 - total flux cleaned = 0.135716 Jy ! Component: 1900 - total flux cleaned = 0.138134 Jy ! Component: 1950 - total flux cleaned = 0.14033 Jy ! Component: 2000 - total flux cleaned = 0.142906 Jy ! Component: 2050 - total flux cleaned = 0.144086 Jy ! Component: 2100 - total flux cleaned = 0.146231 Jy ! Component: 2150 - total flux cleaned = 0.149133 Jy ! Component: 2200 - total flux cleaned = 0.151052 Jy ! Component: 2250 - total flux cleaned = 0.152955 Jy ! Component: 2300 - total flux cleaned = 0.155598 Jy ! Component: 2350 - total flux cleaned = 0.157658 Jy ! Component: 2400 - total flux cleaned = 0.159705 Jy ! Component: 2450 - total flux cleaned = 0.161183 Jy ! Component: 2500 - total flux cleaned = 0.163382 Jy ! Component: 2550 - total flux cleaned = 0.165019 Jy ! Component: 2600 - total flux cleaned = 0.166645 Jy ! Component: 2650 - total flux cleaned = 0.168798 Jy ! Component: 2700 - total flux cleaned = 0.170935 Jy ! Component: 2750 - total flux cleaned = 0.172349 Jy ! Component: 2800 - total flux cleaned = 0.17463 Jy ! Component: 2850 - total flux cleaned = 0.175676 Jy ! Component: 2900 - total flux cleaned = 0.177407 Jy ! Component: 2950 - total flux cleaned = 0.179127 Jy ! Component: 3000 - total flux cleaned = 0.180493 Jy ! Component: 3050 - total flux cleaned = 0.181852 Jy ! Component: 3100 - total flux cleaned = 0.183539 Jy ! Component: 3150 - total flux cleaned = 0.185048 Jy ! Component: 3200 - total flux cleaned = 0.186713 Jy ! Component: 3250 - total flux cleaned = 0.188038 Jy ! Component: 3300 - total flux cleaned = 0.189355 Jy ! Component: 3350 - total flux cleaned = 0.190989 Jy ! Component: 3400 - total flux cleaned = 0.192615 Jy ! Component: 3450 - total flux cleaned = 0.193909 Jy ! Component: 3500 - total flux cleaned = 0.195676 Jy ! Component: 3550 - total flux cleaned = 0.196474 Jy ! Component: 3600 - total flux cleaned = 0.198062 Jy ! Component: 3650 - total flux cleaned = 0.199956 Jy ! Component: 3700 - total flux cleaned = 0.201053 Jy ! Component: 3750 - total flux cleaned = 0.201991 Jy ! Component: 3800 - total flux cleaned = 0.203387 Jy ! Component: 3850 - total flux cleaned = 0.204776 Jy ! Component: 3900 - total flux cleaned = 0.20677 Jy ! Component: 3950 - total flux cleaned = 0.208145 Jy ! Component: 4000 - total flux cleaned = 0.209056 Jy ! Component: 4050 - total flux cleaned = 0.210717 Jy ! Total flux subtracted in 4096 components = 0.21192 Jy ! Clean residual min=-0.007943 max=0.009509 Jy/beam ! Clean residual mean=0.000358 rms=0.003308 Jy/beam ! Combined flux in latest and established models = 7.0877 Jy keep ! Adding 528 model components to the UV plane model. ! The established model now contains 1030 components and 7.0877 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0834+5534_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.095 x 3.642 at 12.35 degrees (North through East) ! Clean map min=-0.01754 max=1.5977 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0834+5534_S_map.fits wmodel /vlbi/uf001/uva//J0834+5534_S_map.mod ! Writing 1030 model components to file: /vlbi/uf001/uva//J0834+5534_S_map.mod wobs /vlbi/uf001/uva//J0834+5534_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0834+5534_S_uvs.fits wwins /vlbi/uf001/uva//J0834+5534_S_map.win ! wwins: Wrote 12 windows to /vlbi/uf001/uva//J0834+5534_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.59771 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00331502 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.622456 0.622456 1.24491 2.48982 4.97965 9.9593 19.9186 39.8372 79.6744 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0099 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.597 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 481.961 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0834+5534_S_dfm.log closed on Mon Jan 14 00:00:37 2019