! Started logfile: /vlbi/uf001/uva//J1952+2526_S_dfm.log on Mon Jan 14 05:16:25 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//J1952+2526_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1952+2526_S_uva.fits ! AN table 1: 64 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.570312 visibilities/baseline/integration-bin. ! Found source: J1952+2526 ! ! 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 3942 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 J1952+2526_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 225 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 225 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 225 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.070241Jy sigma=22.457331 ! Fit after self-cal, rms=0.719845Jy sigma=15.444409 ! 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=2.856 mas, bmaj=5.727 mas, bpa=-10.17 degrees ! Estimated noise=0.713853 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 = 0.211548 Jy ! Component: 100 - total flux cleaned = 0.288879 Jy ! Total flux subtracted in 100 components = 0.288879 Jy ! Clean residual min=-0.018657 max=0.034913 Jy/beam ! Clean residual mean=0.000020 rms=0.005854 Jy/beam ! Combined flux in latest and established models = 0.288879 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.288879 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.115525Jy sigma=2.347506 ! Fit after self-cal, rms=0.115319Jy sigma=2.343802 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0397555 Jy ! Component: 100 - total flux cleaned = 0.0639393 Jy ! Total flux subtracted in 100 components = 0.0639393 Jy ! Clean residual min=-0.016513 max=0.027862 Jy/beam ! Clean residual mean=0.000002 rms=0.004774 Jy/beam ! Combined flux in latest and established models = 0.352818 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 32 components and 0.352819 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.096569Jy sigma=2.054725 ! Fit after self-cal, rms=0.096501Jy sigma=2.053060 ! 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=3.272 mas, bmaj=6.121 mas, bpa=-7.008 degrees ! Estimated noise=0.594901 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 = 0.0186412 Jy ! Component: 100 - total flux cleaned = 0.0310171 Jy ! Component: 150 - total flux cleaned = 0.0397679 Jy ! Component: 200 - total flux cleaned = 0.0460072 Jy ! Total flux subtracted in 200 components = 0.0460072 Jy ! Clean residual min=-0.017382 max=0.029078 Jy/beam ! Clean residual mean=-0.000039 rms=0.005269 Jy/beam ! Combined flux in latest and established models = 0.398826 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 47 components and 0.398826 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.091108Jy sigma=1.985335 ! Fit after self-cal, rms=0.091061Jy sigma=1.984559 ! Inverting map ! Added new window around map position (-2.5, -11.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0268845 Jy ! Component: 100 - total flux cleaned = 0.0407226 Jy ! Component: 150 - total flux cleaned = 0.0471431 Jy ! Component: 200 - total flux cleaned = 0.0509153 Jy ! Total flux subtracted in 200 components = 0.0509153 Jy ! Clean residual min=-0.014714 max=0.020493 Jy/beam ! Clean residual mean=-0.000027 rms=0.004494 Jy/beam ! Combined flux in latest and established models = 0.449741 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 75 components and 0.449741 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.083212Jy sigma=1.808079 ! Fit after self-cal, rms=0.082332Jy sigma=1.792215 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.272 x 6.121 at -7.008 degrees (North through East) ! Clean map min=-0.014601 max=0.27203 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 57 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.30 HN 0.98 KP 1.00 LA 0.94 ! MK 1.01 NL 1.00 OV 0.95 PT 0.96 ! SC 0.96 ! ! ! Correcting IF 2. ! A total of 57 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.57 HN 0.99 KP 1.01 LA 0.94 ! MK 1.00 NL 1.05 OV 0.97 PT 0.94 ! SC 0.95 ! ! ! Correcting IF 3. ! A total of 57 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.41 HN 0.96 KP 0.98 LA 0.94 ! MK 1.04 NL 1.05 OV 0.96 PT 0.95 ! SC 0.97 ! ! ! Fit before self-cal, rms=0.082332Jy sigma=1.792215 ! Fit after self-cal, rms=0.103932Jy sigma=1.592628 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.182 mas, bmaj=6.343 mas, bpa=-8.777 degrees ! Estimated noise=0.635042 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 = 0.00461411 Jy ! Component: 100 - total flux cleaned = 0.0052351 Jy ! Component: 150 - total flux cleaned = 0.00499224 Jy ! Component: 200 - total flux cleaned = 0.00456418 Jy ! Total flux subtracted in 200 components = 0.00456418 Jy ! Clean residual min=-0.015786 max=0.013432 Jy/beam ! Clean residual mean=-0.000017 rms=0.003740 Jy/beam ! Combined flux in latest and established models = 0.454305 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 100 components and 0.454305 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.101364Jy sigma=1.572875 ! Fit after self-cal, rms=0.101380Jy sigma=1.571464 ! 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=0.101380Jy sigma=1.571464 ! Fit after self-cal, rms=0.075401Jy sigma=1.151075 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.185 mas, bmaj=6.258 mas, bpa=-9.739 degrees ! Estimated noise=0.629969 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000103059 Jy ! Component: 100 - total flux cleaned = 9.03504e-05 Jy ! Component: 150 - total flux cleaned = 0.000105526 Jy ! Component: 200 - total flux cleaned = 0.000108533 Jy ! Total flux subtracted in 200 components = 0.000108533 Jy ! Clean residual min=-0.004114 max=0.004699 Jy/beam ! Clean residual mean=-0.000005 rms=0.001018 Jy/beam ! Combined flux in latest and established models = 0.454414 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 122 components and 0.454414 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.074700Jy sigma=1.135583 ! Fit after self-cal, rms=0.074744Jy sigma=1.134052 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 (-19, -127). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0032484 Jy ! Component: 100 - total flux cleaned = 0.00335927 Jy ! Component: 150 - total flux cleaned = 0.00335871 Jy ! Component: 200 - total flux cleaned = 0.00336602 Jy ! Total flux subtracted in 200 components = 0.00336602 Jy ! Clean residual min=-0.003832 max=0.004061 Jy/beam ! Clean residual mean=-0.000007 rms=0.000920 Jy/beam ! Combined flux in latest and established models = 0.45778 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 136 components and 0.45778 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.074414Jy sigma=1.125386 ! Fit after self-cal, rms=0.074411Jy sigma=1.125175 ! Inverting map ! Added new window around map position (106.5, -42.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00270405 Jy ! Component: 100 - total flux cleaned = 0.00314827 Jy ! Component: 150 - total flux cleaned = 0.00330909 Jy ! Component: 200 - total flux cleaned = 0.00323024 Jy ! Total flux subtracted in 200 components = 0.00323024 Jy ! Clean residual min=-0.003532 max=0.003470 Jy/beam ! Clean residual mean=-0.000004 rms=0.000847 Jy/beam ! Combined flux in latest and established models = 0.46101 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 148 components and 0.46101 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.074172Jy sigma=1.119064 ! Fit after self-cal, rms=0.074166Jy sigma=1.118798 ! 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=0.074166Jy sigma=1.118798 ! Fit after self-cal, rms=0.074901Jy sigma=1.117202 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.179 mas, bmaj=6.274 mas, bpa=-9.785 degrees ! Estimated noise=0.628892 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000200417 Jy ! Component: 100 - total flux cleaned = 0.000526286 Jy ! Component: 150 - total flux cleaned = 0.000752092 Jy ! Component: 200 - total flux cleaned = 0.000685373 Jy ! Total flux subtracted in 200 components = 0.000685373 Jy ! Clean residual min=-0.003590 max=0.003159 Jy/beam ! Clean residual mean=-0.000005 rms=0.000775 Jy/beam ! Combined flux in latest and established models = 0.461695 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 162 components and 0.461696 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.074743Jy sigma=1.113513 ! Fit after self-cal, rms=0.074740Jy sigma=1.113432 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 = 0.000430691 Jy ! Component: 100 - total flux cleaned = 0.000305422 Jy ! Component: 150 - total flux cleaned = 0.000187052 Jy ! Component: 200 - total flux cleaned = 0.000131093 Jy ! Total flux subtracted in 200 components = 0.000131093 Jy ! Clean residual min=-0.003433 max=0.003020 Jy/beam ! Clean residual mean=-0.000005 rms=0.000748 Jy/beam ! Combined flux in latest and established models = 0.461827 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 168 components and 0.461827 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.074644Jy sigma=1.111285 ! Fit after self-cal, rms=0.074642Jy sigma=1.111249 ! 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=0.074642Jy sigma=1.111249 ! Fit after self-cal, rms=0.074963Jy sigma=1.110886 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.894 mas, bmaj=9.812 mas, bpa=-9.341 degrees ! Estimated noise=0.839204 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000328883 Jy ! Component: 100 - total flux cleaned = 0.000172831 Jy ! Component: 150 - total flux cleaned = 0.000128867 Jy ! Component: 200 - total flux cleaned = 4.77395e-05 Jy ! Total flux subtracted in 200 components = 4.77395e-05 Jy ! Clean residual min=-0.003508 max=0.003374 Jy/beam ! Clean residual mean=-0.000014 rms=0.000900 Jy/beam ! Combined flux in latest and established models = 0.461874 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 188 components and 0.461874 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.074935Jy sigma=1.110037 ! Fit after self-cal, rms=0.074934Jy sigma=1.109938 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 = 0.000114028 Jy ! Component: 100 - total flux cleaned = 6.15705e-06 Jy ! Component: 150 - total flux cleaned = -5.87359e-05 Jy ! Component: 200 - total flux cleaned = -5.78162e-05 Jy ! Total flux subtracted in 200 components = -5.78162e-05 Jy ! Clean residual min=-0.003421 max=0.003448 Jy/beam ! Clean residual mean=-0.000014 rms=0.000890 Jy/beam ! Combined flux in latest and established models = 0.461817 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 197 components and 0.461816 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.074920Jy sigma=1.109523 ! Fit after self-cal, rms=0.074922Jy sigma=1.109484 ! 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=3.177 mas, bmaj=6.29 mas, bpa=-9.86 degrees ! Estimated noise=0.628802 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.177 x 6.29 at -9.86 degrees (North through East) ! Clean map min=-0.0031944 max=0.27349 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 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=2.83 mas, bmaj=5.84 mas, bpa=-11.86 degrees ! Estimated noise=0.73204 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.215328 Jy ! Component: 100 - total flux cleaned = 0.294376 Jy ! Component: 150 - total flux cleaned = 0.332567 Jy ! Component: 200 - total flux cleaned = 0.357409 Jy ! Total flux subtracted in 200 components = 0.357409 Jy ! Clean residual min=-0.007617 max=0.014063 Jy/beam ! Clean residual mean=0.000009 rms=0.002395 Jy/beam ! Combined flux in latest and established models = 0.357409 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 41 model components to the UV plane model. ! The established model now contains 41 components and 0.357409 Jy ! Inverting map and beam ! Estimated beam: bmin=3.177 mas, bmaj=6.29 mas, bpa=-9.86 degrees ! Estimated noise=0.628802 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 = 0.0227738 Jy ! Component: 100 - total flux cleaned = 0.0388401 Jy ! Component: 150 - total flux cleaned = 0.0505616 Jy ! Component: 200 - total flux cleaned = 0.0593988 Jy ! Total flux subtracted in 200 components = 0.0593988 Jy ! Clean residual min=-0.004310 max=0.005326 Jy/beam ! Clean residual mean=-0.000009 rms=0.001182 Jy/beam ! Combined flux in latest and established models = 0.416808 Jy ! Adding 69 model components to the UV plane model. ! The established model now contains 94 components and 0.416808 Jy ! Inverting map ! Added new window around map position (-27, 15.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00690143 Jy ! Component: 100 - total flux cleaned = 0.0124688 Jy ! Component: 150 - total flux cleaned = 0.0170556 Jy ! Component: 200 - total flux cleaned = 0.0208622 Jy ! Total flux subtracted in 200 components = 0.0208622 Jy ! Clean residual min=-0.003304 max=0.003247 Jy/beam ! Clean residual mean=-0.000007 rms=0.000819 Jy/beam ! Combined flux in latest and established models = 0.43767 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 127 components and 0.43767 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=6.894 mas, bmaj=9.812 mas, bpa=-9.341 degrees ! Estimated noise=0.839204 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00513307 Jy ! Component: 100 - total flux cleaned = 0.00858439 Jy ! Component: 150 - total flux cleaned = 0.0112025 Jy ! Component: 200 - total flux cleaned = 0.0130349 Jy ! Total flux subtracted in 200 components = 0.0130349 Jy ! Clean residual min=-0.003723 max=0.003550 Jy/beam ! Clean residual mean=-0.000016 rms=0.000953 Jy/beam ! Combined flux in latest and established models = 0.450705 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 = 0.00103669 Jy ! Component: 100 - total flux cleaned = 0.00188316 Jy ! Component: 150 - total flux cleaned = 0.00252544 Jy ! Component: 200 - total flux cleaned = 0.00305286 Jy ! Total flux subtracted in 200 components = 0.00305286 Jy ! Clean residual min=-0.003556 max=0.003525 Jy/beam ! Clean residual mean=-0.000017 rms=0.000888 Jy/beam ! Combined flux in latest and established models = 0.453758 Jy ! Adding 101 model components to the UV plane model. ! The established model now contains 222 components and 0.453758 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.177 mas, bmaj=6.29 mas, bpa=-9.86 degrees ! Estimated noise=0.628802 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.5859e-05 Jy ! Component: 100 - total flux cleaned = 3.01513e-05 Jy ! Component: 150 - total flux cleaned = 0.000267045 Jy ! Component: 200 - total flux cleaned = 0.000489497 Jy ! Total flux subtracted in 200 components = 0.000489497 Jy ! Clean residual min=-0.002934 max=0.002819 Jy/beam ! Clean residual mean=-0.000007 rms=0.000671 Jy/beam ! Combined flux in latest and established models = 0.454247 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 247 components and 0.454247 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.074702Jy sigma=1.106451 ! Fit after self-cal, rms=0.074627Jy sigma=1.105362 wmodel J1952+2526_S_map.mod ! Writing 247 model components to file: J1952+2526_S_map.mod wobs J1952+2526_S_uvs.fits ! Writing UV FITS file: J1952+2526_S_uvs.fits wwins J1952+2526_S_map.win ! wwins: Wrote 5 windows to J1952+2526_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 = -0.000122276 Jy ! Component: 100 - total flux cleaned = -0.000125665 Jy ! Component: 150 - total flux cleaned = 0.000145653 Jy ! Component: 200 - total flux cleaned = 0.000320027 Jy ! Component: 250 - total flux cleaned = 0.000401942 Jy ! Component: 300 - total flux cleaned = 0.000400975 Jy ! Component: 350 - total flux cleaned = 0.000554795 Jy ! Component: 400 - total flux cleaned = 0.000705278 Jy ! Component: 450 - total flux cleaned = 0.000852103 Jy ! Component: 500 - total flux cleaned = 0.00120594 Jy ! Component: 550 - total flux cleaned = 0.00137934 Jy ! Component: 600 - total flux cleaned = 0.00168287 Jy ! Component: 650 - total flux cleaned = 0.00181471 Jy ! Component: 700 - total flux cleaned = 0.00194456 Jy ! Component: 750 - total flux cleaned = 0.00216686 Jy ! Component: 800 - total flux cleaned = 0.00225985 Jy ! Component: 850 - total flux cleaned = 0.00235146 Jy ! Component: 900 - total flux cleaned = 0.00247139 Jy ! Component: 950 - total flux cleaned = 0.00250036 Jy ! Component: 1000 - total flux cleaned = 0.00255827 Jy ! Component: 1050 - total flux cleaned = 0.00258696 Jy ! Component: 1100 - total flux cleaned = 0.00264376 Jy ! Component: 1150 - total flux cleaned = 0.00281131 Jy ! Component: 1200 - total flux cleaned = 0.0028933 Jy ! Component: 1250 - total flux cleaned = 0.00297447 Jy ! Component: 1300 - total flux cleaned = 0.00302794 Jy ! Component: 1350 - total flux cleaned = 0.00297532 Jy ! Component: 1400 - total flux cleaned = 0.00310638 Jy ! Component: 1450 - total flux cleaned = 0.00310607 Jy ! Component: 1500 - total flux cleaned = 0.00318269 Jy ! Component: 1550 - total flux cleaned = 0.00318286 Jy ! Component: 1600 - total flux cleaned = 0.00325761 Jy ! Component: 1650 - total flux cleaned = 0.0033316 Jy ! Component: 1700 - total flux cleaned = 0.00338 Jy ! Component: 1750 - total flux cleaned = 0.0034516 Jy ! Component: 1800 - total flux cleaned = 0.00347526 Jy ! Component: 1850 - total flux cleaned = 0.00359245 Jy ! Component: 1900 - total flux cleaned = 0.0036625 Jy ! Component: 1950 - total flux cleaned = 0.00375494 Jy ! Component: 2000 - total flux cleaned = 0.00389161 Jy ! Component: 2050 - total flux cleaned = 0.00384679 Jy ! Component: 2100 - total flux cleaned = 0.00391402 Jy ! Component: 2150 - total flux cleaned = 0.00398036 Jy ! Component: 2200 - total flux cleaned = 0.00406811 Jy ! Component: 2250 - total flux cleaned = 0.00411161 Jy ! Component: 2300 - total flux cleaned = 0.00404723 Jy ! Component: 2350 - total flux cleaned = 0.00419611 Jy ! Component: 2400 - total flux cleaned = 0.00421731 Jy ! Component: 2450 - total flux cleaned = 0.00430077 Jy ! Component: 2500 - total flux cleaned = 0.00428019 Jy ! Component: 2550 - total flux cleaned = 0.00440308 Jy ! Component: 2600 - total flux cleaned = 0.00440288 Jy ! Component: 2650 - total flux cleaned = 0.00442309 Jy ! Component: 2700 - total flux cleaned = 0.0044627 Jy ! Component: 2750 - total flux cleaned = 0.00456127 Jy ! Component: 2800 - total flux cleaned = 0.00461969 Jy ! Component: 2850 - total flux cleaned = 0.00465873 Jy ! Component: 2900 - total flux cleaned = 0.00465875 Jy ! Component: 2950 - total flux cleaned = 0.00475424 Jy ! Component: 3000 - total flux cleaned = 0.00481086 Jy ! Component: 3050 - total flux cleaned = 0.00477339 Jy ! Component: 3100 - total flux cleaned = 0.00486671 Jy ! Component: 3150 - total flux cleaned = 0.00494049 Jy ! Component: 3200 - total flux cleaned = 0.00494049 Jy ! Component: 3250 - total flux cleaned = 0.00495857 Jy ! Component: 3300 - total flux cleaned = 0.00499488 Jy ! Component: 3350 - total flux cleaned = 0.00503089 Jy ! Component: 3400 - total flux cleaned = 0.00508415 Jy ! Component: 3450 - total flux cleaned = 0.00511948 Jy ! Component: 3500 - total flux cleaned = 0.00520733 Jy ! Component: 3550 - total flux cleaned = 0.00511998 Jy ! Component: 3600 - total flux cleaned = 0.00515471 Jy ! Component: 3650 - total flux cleaned = 0.00520643 Jy ! Component: 3700 - total flux cleaned = 0.00522352 Jy ! Component: 3750 - total flux cleaned = 0.00524058 Jy ! Component: 3800 - total flux cleaned = 0.00522374 Jy ! Component: 3850 - total flux cleaned = 0.00532445 Jy ! Component: 3900 - total flux cleaned = 0.00527436 Jy ! Component: 3950 - total flux cleaned = 0.00532386 Jy ! Component: 4000 - total flux cleaned = 0.00530738 Jy ! Component: 4050 - total flux cleaned = 0.0052256 Jy ! Total flux subtracted in 4096 components = 0.0052908 Jy ! Clean residual min=-0.001004 max=0.000896 Jy/beam ! Clean residual mean=-0.000001 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.459538 Jy keep ! Adding 275 model components to the UV plane model. ! The established model now contains 522 components and 0.459538 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1952+2526_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.177 x 6.29 at -9.86 degrees (North through East) ! Clean map min=-0.0020134 max=0.27601 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1952+2526_S_map.fits wmodel /vlbi/uf001/uva//J1952+2526_S_map.mod ! Writing 522 model components to file: /vlbi/uf001/uva//J1952+2526_S_map.mod wobs /vlbi/uf001/uva//J1952+2526_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1952+2526_S_uvs.fits wwins /vlbi/uf001/uva//J1952+2526_S_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1952+2526_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.276011 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000282637 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.307201 0.307201 0.614403 1.22881 2.45761 4.91522 9.83045 19.6609 39.3218 78.6436 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.276 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 976.557 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1952+2526_S_dfm.log closed on Mon Jan 14 05:16:29 2019