! Started logfile: J1957-3845_S_2008_07_09_pus_uvs.log on Wed Oct 13 13:55:29 2010 obs J1957-3845_S_2008_07_09_pus_uva.fits ! Reading UV FITS file: J1957-3845_S_2008_07_09_pus_uva.fits ! AN table 1: 11 integrations on 105 of 105 possible baselines. ! AN table 2: 34 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.0391534 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1957-3845 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.23697e+09 8e+06 1 8e+06 ! 02 2 2.26697e+09 8e+06 1 8e+06 ! 03 3 2.35697e+09 8e+06 1 8e+06 ! 04 4 2.37697e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1054 lines of history. ! ! Reading 740 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 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 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 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 165 telescope corrections were flagged in sub-array 1. ! A total of 444 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 165 telescope corrections were flagged in sub-array 1. ! A total of 444 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 165 telescope corrections were flagged in sub-array 1. ! A total of 444 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 165 telescope corrections were flagged in sub-array 1. ! A total of 444 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.393491Jy sigma=0.009984 ! Fit after self-cal, rms=1.214915Jy sigma=0.009070 ! 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=2.267 mas, bmaj=54.79 mas, bpa=-12.21 degrees ! Estimated noise=4615.92 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=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.66483 Jy ! Component: 100 - total flux cleaned = 2.02793 Jy ! Total flux subtracted in 100 components = 2.02793 Jy ! Clean residual min=-0.049102 max=0.101427 Jy/beam ! Clean residual mean=-0.001262 rms=0.024923 Jy/beam ! Combined flux in latest and established models = 2.02793 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 2.02793 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.315975Jy sigma=0.002205 ! Fit after self-cal, rms=0.315974Jy sigma=0.002205 ! 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=2.66 mas, bmaj=54.14 mas, bpa=-12.45 degrees ! Estimated noise=3845.32 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 = 0.158194 Jy ! Component: 100 - total flux cleaned = 0.214818 Jy ! Component: 150 - total flux cleaned = 0.230652 Jy ! Component: 200 - total flux cleaned = 0.225429 Jy ! Total flux subtracted in 200 components = 0.225429 Jy ! Clean residual min=-0.028100 max=0.027787 Jy/beam ! Clean residual mean=0.000175 rms=0.014924 Jy/beam ! Combined flux in latest and established models = 2.25336 Jy ! Performing phase self-cal ! Adding 94 model components to the UV plane model. ! The established model now contains 95 components and 2.25336 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217459Jy sigma=0.001497 ! Fit after self-cal, rms=0.217331Jy sigma=0.001496 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* PT 0.00* ! SC 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00 HH 1.00* HN 1.00* ! KK 0.98 KP 1.00 LA 0.99 MK 0.98 ! NL 1.00* NY 1.00* ON 1.00* PT 1.02 ! SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* PT 0.00* ! SC 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00 HH 1.00* HN 1.00* ! KK 0.91 KP 1.03 LA 1.00 MK 0.95 ! NL 1.00* NY 1.00* ON 1.00* PT 1.02 ! SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* PT 0.00* ! SC 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00 HH 1.00* HN 1.00* ! KK 0.99 KP 1.05 LA 1.01 MK 0.95 ! NL 1.00* NY 1.00* ON 1.00* PT 1.05 ! SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* PT 0.00* ! SC 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00 HH 1.00* HN 1.00* ! KK 1.00 KP 1.00 LA 0.99 MK 0.96 ! NL 1.00* NY 1.00* ON 1.00* PT 0.99 ! SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.217331Jy sigma=0.001496 ! Fit after self-cal, rms=0.182771Jy sigma=0.001328 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.639 mas, bmaj=54.4 mas, bpa=-12.45 degrees ! Estimated noise=3799.43 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 = 0.0427863 Jy ! Component: 100 - total flux cleaned = 0.0507657 Jy ! Component: 150 - total flux cleaned = 0.0447971 Jy ! Component: 200 - total flux cleaned = 0.0385463 Jy ! Total flux subtracted in 200 components = 0.0385463 Jy ! Clean residual min=-0.008797 max=0.008819 Jy/beam ! Clean residual mean=-0.000014 rms=0.004083 Jy/beam ! Combined flux in latest and established models = 2.2919 Jy ! Performing phase self-cal ! Adding 74 model components to the UV plane model. ! The established model now contains 169 components and 2.29191 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169272Jy sigma=0.001237 ! Fit after self-cal, rms=0.169184Jy sigma=0.001237 ! 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169184Jy sigma=0.001237 ! Fit after self-cal, rms=0.165762Jy sigma=0.001220 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.631 mas, bmaj=54.53 mas, bpa=-12.45 degrees ! Estimated noise=3800.47 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0129422 Jy ! Component: 100 - total flux cleaned = 0.0153269 Jy ! Component: 150 - total flux cleaned = 0.0156754 Jy ! Component: 200 - total flux cleaned = 0.0168827 Jy ! Total flux subtracted in 200 components = 0.0168827 Jy ! Clean residual min=-0.004647 max=0.004662 Jy/beam ! Clean residual mean=-0.000081 rms=0.002018 Jy/beam ! Combined flux in latest and established models = 2.30879 Jy selfcal ! Performing phase self-cal ! Adding 60 model components to the UV plane model. ! The established model now contains 227 components and 2.30879 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.163310Jy sigma=0.001202 ! Fit after self-cal, rms=0.163282Jy sigma=0.001202 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 = 0.00216506 Jy ! Component: 100 - total flux cleaned = 0.00267252 Jy ! Component: 150 - total flux cleaned = 0.00197025 Jy ! Component: 200 - total flux cleaned = 0.000884376 Jy ! Total flux subtracted in 200 components = 0.000884376 Jy ! Clean residual min=-0.003502 max=0.003541 Jy/beam ! Clean residual mean=-0.000049 rms=0.001527 Jy/beam ! Combined flux in latest and established models = 2.30967 Jy ! Performing phase self-cal ! Adding 61 model components to the UV plane model. ! The established model now contains 279 components and 2.30967 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162620Jy sigma=0.001198 ! Fit after self-cal, rms=0.162606Jy sigma=0.001197 ! 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162606Jy sigma=0.001197 ! Fit after self-cal, rms=0.162146Jy sigma=0.001195 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.628 mas, bmaj=54.57 mas, bpa=-12.45 degrees ! Estimated noise=3802.91 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00332002 Jy ! Component: 100 - total flux cleaned = 0.00416856 Jy ! Component: 150 - total flux cleaned = 0.00472858 Jy ! Component: 200 - total flux cleaned = 0.004728 Jy ! Total flux subtracted in 200 components = 0.004728 Jy ! Clean residual min=-0.002802 max=0.002805 Jy/beam ! Clean residual mean=-0.000041 rms=0.001209 Jy/beam ! Combined flux in latest and established models = 2.3144 Jy selfcal ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 327 components and 2.3144 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161637Jy sigma=0.001191 ! Fit after self-cal, rms=0.161629Jy sigma=0.001191 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 = 0.000848286 Jy ! Component: 100 - total flux cleaned = 0.00131748 Jy ! Component: 150 - total flux cleaned = 0.00131648 Jy ! Component: 200 - total flux cleaned = 0.00131988 Jy ! Total flux subtracted in 200 components = 0.00131988 Jy ! Clean residual min=-0.002278 max=0.002264 Jy/beam ! Clean residual mean=-0.000011 rms=0.000983 Jy/beam ! Combined flux in latest and established models = 2.31572 Jy ! Performing phase self-cal ! Adding 57 model components to the UV plane model. ! The established model now contains 370 components and 2.31572 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161390Jy sigma=0.001189 ! Fit after self-cal, rms=0.161386Jy sigma=0.001189 ! 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161386Jy sigma=0.001189 ! Fit after self-cal, rms=0.161314Jy sigma=0.001189 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=12.57 mas, bmaj=51.07 mas, bpa=-6.073 degrees ! Estimated noise=5376.83 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00198923 Jy ! Component: 100 - total flux cleaned = -0.00182663 Jy ! Component: 150 - total flux cleaned = -0.00182351 Jy ! Component: 200 - total flux cleaned = -0.00196894 Jy ! Total flux subtracted in 200 components = -0.00196894 Jy ! Clean residual min=-0.002394 max=0.002365 Jy/beam ! Clean residual mean=0.000008 rms=0.001012 Jy/beam ! Combined flux in latest and established models = 2.31375 Jy selfcal ! Performing phase self-cal ! Adding 82 model components to the UV plane model. ! The established model now contains 452 components and 2.31375 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161206Jy sigma=0.001188 ! Fit after self-cal, rms=0.161187Jy sigma=0.001188 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 = 0.000353087 Jy ! Component: 100 - total flux cleaned = 0.000234306 Jy ! Component: 150 - total flux cleaned = 0.000344967 Jy ! Component: 200 - total flux cleaned = 0.000346164 Jy ! Total flux subtracted in 200 components = 0.000346164 Jy ! Clean residual min=-0.001788 max=0.001769 Jy/beam ! Clean residual mean=0.000023 rms=0.000765 Jy/beam ! Combined flux in latest and established models = 2.3141 Jy ! Performing phase self-cal ! Adding 66 model components to the UV plane model. ! The established model now contains 515 components and 2.3141 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161095Jy sigma=0.001187 ! Fit after self-cal, rms=0.161089Jy sigma=0.001187 ! 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=2.627 mas, bmaj=54.59 mas, bpa=-12.45 degrees ! Estimated noise=3805.01 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.627 x 54.59 at -12.45 degrees (North through East) ! Clean map min=-0.012441 max=2.127 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161089Jy sigma=0.001187 ! Fit after self-cal, rms=0.133339Jy sigma=0.000982 ! Inverting map and beam ! Estimated beam: bmin=2.626 mas, bmaj=54.61 mas, bpa=-12.45 degrees ! Estimated noise=3806.36 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00306963 Jy ! Component: 100 - total flux cleaned = 0.00326363 Jy ! Component: 150 - total flux cleaned = 0.00253067 Jy ! Component: 200 - total flux cleaned = 0.00226105 Jy ! Total flux subtracted in 200 components = 0.00226105 Jy ! Clean residual min=-0.002128 max=0.002122 Jy/beam ! Clean residual mean=0.000008 rms=0.000823 Jy/beam ! Combined flux in latest and established models = 2.31636 Jy ! Performing phase self-cal ! Adding 57 model components to the UV plane model. ! The established model now contains 568 components and 2.31636 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.132934Jy sigma=0.000979 ! Fit after self-cal, rms=0.132932Jy sigma=0.000979 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000959998 Jy ! Component: 100 - total flux cleaned = -0.00142012 Jy ! Component: 150 - total flux cleaned = -0.00162943 Jy ! Component: 200 - total flux cleaned = -0.00131839 Jy ! Total flux subtracted in 200 components = -0.00131839 Jy ! Clean residual min=-0.001698 max=0.001679 Jy/beam ! Clean residual mean=0.000008 rms=0.000672 Jy/beam ! Combined flux in latest and established models = 2.31504 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 603 components and 2.31504 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.132763Jy sigma=0.000978 ! Fit after self-cal, rms=0.132762Jy sigma=0.000978 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.132762Jy sigma=0.000978 ! Fit after self-cal, rms=0.132806Jy sigma=0.000977 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=2.245 mas, bmaj=55.17 mas, bpa=-12.2 degrees ! Estimated noise=4512.43 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.62741 Jy ! Component: 100 - total flux cleaned = 1.98285 Jy ! Component: 150 - total flux cleaned = 2.11606 Jy ! Component: 200 - total flux cleaned = 2.20248 Jy ! Total flux subtracted in 200 components = 2.20248 Jy ! Clean residual min=-0.033850 max=0.045925 Jy/beam ! Clean residual mean=-0.000605 rms=0.013582 Jy/beam ! Combined flux in latest and established models = 2.20248 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 14 model components to the UV plane model. ! The established model now contains 14 components and 2.20248 Jy ! Inverting map and beam ! Estimated beam: bmin=2.625 mas, bmaj=54.61 mas, bpa=-12.45 degrees ! Estimated noise=3807.97 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 = 0.0887332 Jy ! Component: 100 - total flux cleaned = 0.106067 Jy ! Component: 150 - total flux cleaned = 0.116055 Jy ! Component: 200 - total flux cleaned = 0.121744 Jy ! Total flux subtracted in 200 components = 0.121744 Jy ! Clean residual min=-0.013598 max=0.013517 Jy/beam ! Clean residual mean=0.000241 rms=0.006563 Jy/beam ! Combined flux in latest and established models = 2.32422 Jy ! Adding 78 model components to the UV plane model. ! The established model now contains 86 components and 2.32422 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=12.55 mas, bmaj=51.08 mas, bpa=-6.094 degrees ! Estimated noise=5389.69 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00125273 Jy ! Component: 100 - total flux cleaned = -0.000194126 Jy ! Component: 150 - total flux cleaned = -0.00608775 Jy ! Component: 200 - total flux cleaned = -0.010736 Jy ! Total flux subtracted in 200 components = -0.010736 Jy ! Clean residual min=-0.006941 max=0.006946 Jy/beam ! Clean residual mean=-0.000135 rms=0.002985 Jy/beam ! Combined flux in latest and established models = 2.31349 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 = -0.0038289 Jy ! Component: 100 - total flux cleaned = -0.00383991 Jy ! Component: 150 - total flux cleaned = -0.0028296 Jy ! Component: 200 - total flux cleaned = -0.00215518 Jy ! Total flux subtracted in 200 components = -0.00215518 Jy ! Clean residual min=-0.005557 max=0.005576 Jy/beam ! Clean residual mean=-0.000261 rms=0.002094 Jy/beam ! Combined flux in latest and established models = 2.31133 Jy ! Adding 188 model components to the UV plane model. ! The established model now contains 273 components and 2.31133 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.625 mas, bmaj=54.61 mas, bpa=-12.45 degrees ! Estimated noise=3807.97 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00305165 Jy ! Component: 100 - total flux cleaned = -0.0080686 Jy ! Component: 150 - total flux cleaned = -0.0123494 Jy ! Component: 200 - total flux cleaned = -0.0148752 Jy ! Total flux subtracted in 200 components = -0.0148752 Jy ! Clean residual min=-0.003684 max=0.003633 Jy/beam ! Clean residual mean=-0.000078 rms=0.001504 Jy/beam ! Combined flux in latest and established models = 2.29646 Jy selfcal ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 323 components and 2.29646 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134159Jy sigma=0.000988 ! Fit after self-cal, rms=0.134125Jy sigma=0.000987 wmodel J1957-3845_S_2008_07_09_pus_map.mod ! Writing 323 model components to file: J1957-3845_S_2008_07_09_pus_map.mod wobs J1957-3845_S_2008_07_09_pus_uvs.fits ! Writing UV FITS file: J1957-3845_S_2008_07_09_pus_uvs.fits wwins J1957-3845_S_2008_07_09_pus_map.win ! wwins: No CLEAN windows to write. ! Error occured in command: wwins ! wmap "J1957-3845_S_2008_07_09_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.625 x 54.61 at -12.45 degrees (North through East) ! Clean map min=-0.019478 max=2.1369 Jy/beam ! Writing clean map to FITS file: J1957-3845_S_2008_07_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 2.13694 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00152155 device "J1957-3845_S_2008_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J1957-3845_S_2008_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.213608 0.213608 0.427215 0.854431 1.70886 3.41772 6.83545 13.6709 27.3418 54.6836 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0045 print "peak=",int(1000*peak_flux)/1000 ! peak= 2.136 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.625 x 54.61 at -12.45 degrees (North through East) ! Clean map min=-0.019478 max=2.1369 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1957-3845_S_2008_07_09_pus\_map.gif/vgif" ! Attempting to open device: 'J1957-3845_S_2008_07_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1957-3845_S_2008_07_09_pus_uvs.log closed on Wed Oct 13 13:55:41 2010