! Started logfile: J0815+3635_X_2008_07_09_pus_uvs.log on Sun Oct 10 20:17:16 2010 obs J0815+3635_X_2008_07_09_pus_uva.fits ! Reading UV FITS file: J0815+3635_X_2008_07_09_pus_uva.fits ! AN table 1: 126 integrations on 105 of 105 possible baselines. ! AN table 2: 127 integrations on 105 of 105 possible baselines. ! AN table 3: 134 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.25163 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0815+3635 ! ! 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 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1142 lines of history. ! ! Reading 40900 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 = 256 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 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 = 256x256 pixels with 0.200x0.200 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 813 telescope corrections were flagged in sub-array 1. ! A total of 1392 telescope corrections were flagged in sub-array 2. ! A total of 949 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 813 telescope corrections were flagged in sub-array 1. ! A total of 1392 telescope corrections were flagged in sub-array 2. ! A total of 949 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 813 telescope corrections were flagged in sub-array 1. ! A total of 1392 telescope corrections were flagged in sub-array 2. ! A total of 949 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 813 telescope corrections were flagged in sub-array 1. ! A total of 1392 telescope corrections were flagged in sub-array 2. ! A total of 949 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.847703Jy sigma=0.006136 ! Fit after self-cal, rms=0.632593Jy sigma=0.004451 ! 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 ! Your choice of large map pixels excluded 4.29% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=0.5338 mas, bmaj=0.7987 mas, bpa=-5.024 degrees ! Estimated noise=1078.21 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 = 0.31353 Jy ! Component: 100 - total flux cleaned = 0.413122 Jy ! Total flux subtracted in 100 components = 0.413122 Jy ! Clean residual min=-0.017722 max=0.044307 Jy/beam ! Clean residual mean=0.000036 rms=0.006020 Jy/beam ! Combined flux in latest and established models = 0.413122 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.413122 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217927Jy sigma=0.001480 ! Fit after self-cal, rms=0.217307Jy sigma=0.001476 ! Inverting map ! Your choice of large map pixels excluded 4.29% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0492881 Jy ! Component: 100 - total flux cleaned = 0.0725098 Jy ! Total flux subtracted in 100 components = 0.0725098 Jy ! Clean residual min=-0.013457 max=0.023133 Jy/beam ! Clean residual mean=0.000020 rms=0.004463 Jy/beam ! Combined flux in latest and established models = 0.485632 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 6 components and 0.485632 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.205211Jy sigma=0.001330 ! Fit after self-cal, rms=0.204972Jy sigma=0.001329 ! Inverting map ! Your choice of large map pixels excluded 4.29% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec 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 ! Your choice of large map pixels excluded 4.29% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=0.6262 mas, bmaj=0.979 mas, bpa=-3.399 degrees ! Estimated noise=488.457 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 (-0.4, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0288068 Jy ! Component: 100 - total flux cleaned = 0.045663 Jy ! Component: 150 - total flux cleaned = 0.0567704 Jy ! Component: 200 - total flux cleaned = 0.0643483 Jy ! Total flux subtracted in 200 components = 0.0643483 Jy ! Clean residual min=-0.010720 max=0.015737 Jy/beam ! Clean residual mean=0.000127 rms=0.003418 Jy/beam ! Combined flux in latest and established models = 0.54998 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 24 components and 0.54998 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.201432Jy sigma=0.001284 ! Fit after self-cal, rms=0.201065Jy sigma=0.001280 ! Inverting map ! Your choice of large map pixels excluded 4.29% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.04 HH 1.00* HN 1.00* ! KK 1.02 KP 1.04 LA 1.00 MK 0.94 ! NL 1.07 NY 0.96 ON 1.16 PT 1.09 ! SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 81 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.06 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.93 ON 0.99 PT 1.00* ! SC 1.00* WZ 1.02 ZC 4.44 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.92 FD 0.98 HH 1.00* HN 1.07 ! KK 1.00* KP 0.98 LA 0.93 MK 1.00* ! NL 0.96 NY 1.00 ON 1.02 PT 0.94 ! SC 0.92 WZ 1.01 ZC 0.98 ! ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.06 HH 1.00* HN 1.00* ! KK 1.02 KP 0.99 LA 0.99 MK 0.97 ! NL 1.07 NY 0.98 ON 1.16 PT 1.13 ! SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 81 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.12 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.97 ON 1.04 PT 1.00* ! SC 1.00* WZ 1.01 ZC 3.96 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.98 HH 1.00* HN 0.97 ! KK 1.00* KP 0.93 LA 0.92 MK 1.00* ! NL 0.96 NY 1.01 ON 1.09 PT 0.94 ! SC 0.96 WZ 0.99 ZC 0.94 ! ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.05 HH 1.00* HN 1.00* ! KK 1.00 KP 1.04 LA 1.04 MK 0.94 ! NL 1.10 NY 1.00 ON 1.11 PT 1.12 ! SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 81 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.06 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.95 ON 1.05 PT 1.00* ! SC 1.00* WZ 1.02 ZC 3.65 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 0.95 HH 1.00* HN 0.97 ! KK 1.00* KP 0.96 LA 0.96 MK 1.00* ! NL 0.99 NY 0.99 ON 1.10 PT 0.95 ! SC 0.96 WZ 0.99 ZC 0.96 ! ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.07 HH 1.00* HN 1.00* ! KK 1.01 KP 1.00 LA 1.02 MK 0.96 ! NL 1.09 NY 1.01 ON 1.18 PT 1.20 ! SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 81 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.11 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.93 ON 0.99 PT 1.00* ! SC 1.00* WZ 1.06 ZC 3.12 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.93 FD 0.98 HH 1.00* HN 0.96 ! KK 1.00* KP 0.96 LA 0.94 MK 1.00* ! NL 1.00 NY 1.04 ON 0.98 PT 0.99 ! SC 0.98 WZ 1.00 ZC 0.98 ! ! ! Fit before self-cal, rms=0.201065Jy sigma=0.001280 ! Fit after self-cal, rms=0.223309Jy sigma=0.001224 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 4.07% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=0.6278 mas, bmaj=0.9869 mas, bpa=-5.093 degrees ! Estimated noise=486.602 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 = 0.0044793 Jy ! Component: 100 - total flux cleaned = 0.00544369 Jy ! Component: 150 - total flux cleaned = 0.00591129 Jy ! Component: 200 - total flux cleaned = 0.00616785 Jy ! Total flux subtracted in 200 components = 0.00616785 Jy ! Clean residual min=-0.003607 max=0.004558 Jy/beam ! Clean residual mean=0.000166 rms=0.001027 Jy/beam ! Combined flux in latest and established models = 0.556148 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 36 components and 0.556148 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.223169Jy sigma=0.001223 ! Fit after self-cal, rms=0.224758Jy sigma=0.001221 ! Inverting map ! Your choice of large map pixels excluded 4.07% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec 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=0.224758Jy sigma=0.001221 ! Fit after self-cal, rms=0.230452Jy sigma=0.001221 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.07% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=0.6273 mas, bmaj=0.9863 mas, bpa=-5.134 degrees ! Estimated noise=486.649 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00134358 Jy ! Component: 100 - total flux cleaned = 0.00218264 Jy ! Component: 150 - total flux cleaned = 0.00251879 Jy ! Component: 200 - total flux cleaned = 0.00266385 Jy ! Total flux subtracted in 200 components = 0.00266385 Jy ! Clean residual min=-0.003463 max=0.004029 Jy/beam ! Clean residual mean=0.000165 rms=0.000974 Jy/beam ! Combined flux in latest and established models = 0.558812 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 46 components and 0.558812 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.230409Jy sigma=0.001221 ! Fit after self-cal, rms=0.230492Jy sigma=0.001221 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.07% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec 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 = 0.000203021 Jy ! Component: 100 - total flux cleaned = 0.000562098 Jy ! Component: 150 - total flux cleaned = 0.000690075 Jy ! Component: 200 - total flux cleaned = 0.000729383 Jy ! Total flux subtracted in 200 components = 0.000729383 Jy ! Clean residual min=-0.003359 max=0.003765 Jy/beam ! Clean residual mean=0.000160 rms=0.000956 Jy/beam ! Combined flux in latest and established models = 0.559541 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 48 components and 0.559541 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.230469Jy sigma=0.001221 ! Fit after self-cal, rms=0.230465Jy sigma=0.001220 ! Inverting map ! Your choice of large map pixels excluded 4.07% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec 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=0.230465Jy sigma=0.001220 ! Fit after self-cal, rms=0.231175Jy sigma=0.001220 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.07% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=0.627 mas, bmaj=0.9868 mas, bpa=-5.248 degrees ! Estimated noise=487.14 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000688698 Jy ! Component: 100 - total flux cleaned = 0.00108925 Jy ! Component: 150 - total flux cleaned = 0.00125508 Jy ! Component: 200 - total flux cleaned = 0.00136365 Jy ! Total flux subtracted in 200 components = 0.00136365 Jy ! Clean residual min=-0.003310 max=0.003535 Jy/beam ! Clean residual mean=0.000164 rms=0.000939 Jy/beam ! Combined flux in latest and established models = 0.560905 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 48 components and 0.560905 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.231154Jy sigma=0.001220 ! Fit after self-cal, rms=0.231157Jy sigma=0.001220 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.07% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec 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 = 9.576e-05 Jy ! Component: 100 - total flux cleaned = 0.00028258 Jy ! Component: 150 - total flux cleaned = 0.000314721 Jy ! Component: 200 - total flux cleaned = 0.000283582 Jy ! Total flux subtracted in 200 components = 0.000283582 Jy ! Clean residual min=-0.003255 max=0.003478 Jy/beam ! Clean residual mean=0.000162 rms=0.000930 Jy/beam ! Combined flux in latest and established models = 0.561188 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 50 components and 0.561188 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.231145Jy sigma=0.001220 ! Fit after self-cal, rms=0.231143Jy sigma=0.001220 ! Inverting map ! Your choice of large map pixels excluded 4.07% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=0.231143Jy sigma=0.001220 ! Fit after self-cal, rms=0.231309Jy sigma=0.001220 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.07% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=2.47 mas, bmaj=2.807 mas, bpa=31.28 degrees ! Estimated noise=707.479 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0020596 Jy ! Component: 100 - total flux cleaned = 0.00243391 Jy ! Component: 150 - total flux cleaned = 0.00252031 Jy ! Component: 200 - total flux cleaned = 0.00254426 Jy ! Total flux subtracted in 200 components = 0.00254426 Jy ! Clean residual min=-0.004745 max=0.006491 Jy/beam ! Clean residual mean=0.000474 rms=0.001994 Jy/beam ! Combined flux in latest and established models = 0.563733 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 55 components and 0.563733 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.231309Jy sigma=0.001220 ! Fit after self-cal, rms=0.231294Jy sigma=0.001220 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.07% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec 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 = 0.000303793 Jy ! Component: 100 - total flux cleaned = 0.000330254 Jy ! Component: 150 - total flux cleaned = 0.000329154 Jy ! Component: 200 - total flux cleaned = 0.000309981 Jy ! Total flux subtracted in 200 components = 0.000309981 Jy ! Clean residual min=-0.004733 max=0.006450 Jy/beam ! Clean residual mean=0.000467 rms=0.001981 Jy/beam ! Combined flux in latest and established models = 0.564043 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 59 components and 0.564043 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.231297Jy sigma=0.001220 ! Fit after self-cal, rms=0.231294Jy sigma=0.001220 ! Inverting map ! Your choice of large map pixels excluded 4.07% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec 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 ! Your choice of large map pixels excluded 4.07% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=0.6266 mas, bmaj=0.9872 mas, bpa=-5.317 degrees ! Estimated noise=487.531 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6266 x 0.9872 at -5.317 degrees (North through East) ! Clean map min=-0.0027565 max=0.41374 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 ! Your choice of large map pixels excluded 4.07% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=0.5314 mas, bmaj=0.8009 mas, bpa=-6.506 degrees ! Estimated noise=1084.93 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.313963 Jy ! Component: 100 - total flux cleaned = 0.416837 Jy ! Component: 150 - total flux cleaned = 0.463751 Jy ! Component: 200 - total flux cleaned = 0.4888 Jy ! Total flux subtracted in 200 components = 0.4888 Jy ! Clean residual min=-0.006573 max=0.013438 Jy/beam ! Clean residual mean=0.000034 rms=0.002198 Jy/beam ! Combined flux in latest and established models = 0.4888 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.4888 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 4.07% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=0.6266 mas, bmaj=0.9872 mas, bpa=-5.317 degrees ! Estimated noise=487.531 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 = 0.0255762 Jy ! Component: 100 - total flux cleaned = 0.0414169 Jy ! Component: 150 - total flux cleaned = 0.0518248 Jy ! Component: 200 - total flux cleaned = 0.0588989 Jy ! Total flux subtracted in 200 components = 0.0588989 Jy ! Clean residual min=-0.003773 max=0.006584 Jy/beam ! Clean residual mean=0.000254 rms=0.001217 Jy/beam ! Combined flux in latest and established models = 0.547699 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 30 components and 0.547699 Jy ! Inverting map ! Your choice of large map pixels excluded 4.07% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Added new window around map position (-0.2, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00594409 Jy ! Component: 100 - total flux cleaned = 0.00945345 Jy ! Component: 150 - total flux cleaned = 0.0118912 Jy ! Component: 200 - total flux cleaned = 0.0136187 Jy ! Total flux subtracted in 200 components = 0.0136187 Jy ! Clean residual min=-0.003177 max=0.003723 Jy/beam ! Clean residual mean=0.000168 rms=0.000921 Jy/beam ! Combined flux in latest and established models = 0.561317 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 41 components and 0.561317 Jy ! Inverting map ! Your choice of large map pixels excluded 4.07% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.07% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=2.47 mas, bmaj=2.807 mas, bpa=31.28 degrees ! Estimated noise=707.479 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0021948 Jy ! Component: 100 - total flux cleaned = 0.00288904 Jy ! Component: 150 - total flux cleaned = 0.00303192 Jy ! Component: 200 - total flux cleaned = 0.0031293 Jy ! Total flux subtracted in 200 components = 0.0031293 Jy ! Clean residual min=-0.004680 max=0.006457 Jy/beam ! Clean residual mean=0.000459 rms=0.001974 Jy/beam ! Combined flux in latest and established models = 0.564447 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 = 4.30311e-05 Jy ! Component: 100 - total flux cleaned = 6.28365e-05 Jy ! Component: 150 - total flux cleaned = 6.23837e-05 Jy ! Component: 200 - total flux cleaned = 7.83139e-05 Jy ! Total flux subtracted in 200 components = 7.83139e-05 Jy ! Clean residual min=-0.004682 max=0.006423 Jy/beam ! Clean residual mean=0.000457 rms=0.001967 Jy/beam ! Combined flux in latest and established models = 0.564525 Jy ! Adding 7 model components to the UV plane model. ! The established model now contains 47 components and 0.564525 Jy ! Inverting map ! Your choice of large map pixels excluded 4.07% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 4.07% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=0.6266 mas, bmaj=0.9872 mas, bpa=-5.317 degrees ! Estimated noise=487.531 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000926975 Jy ! Component: 100 - total flux cleaned = -0.00102535 Jy ! Component: 150 - total flux cleaned = -0.00106914 Jy ! Component: 200 - total flux cleaned = -0.0011091 Jy ! Total flux subtracted in 200 components = -0.0011091 Jy ! Clean residual min=-0.003087 max=0.003575 Jy/beam ! Clean residual mean=0.000155 rms=0.000893 Jy/beam ! Combined flux in latest and established models = 0.563416 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 56 components and 0.563416 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.231247Jy sigma=0.001220 ! Fit after self-cal, rms=0.231204Jy sigma=0.001220 wmodel J0815+3635_X_2008_07_09_pus_map.mod ! Writing 56 model components to file: J0815+3635_X_2008_07_09_pus_map.mod wobs J0815+3635_X_2008_07_09_pus_uvs.fits ! Writing UV FITS file: J0815+3635_X_2008_07_09_pus_uvs.fits wwins J0815+3635_X_2008_07_09_pus_map.win ! wwins: Wrote 3 windows to J0815+3635_X_2008_07_09_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 4.07% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000646179 Jy ! Component: 100 - total flux cleaned = 0.0011687 Jy ! Component: 150 - total flux cleaned = 0.00165527 Jy ! Component: 200 - total flux cleaned = 0.00220779 Jy ! Component: 250 - total flux cleaned = 0.00265035 Jy ! Component: 300 - total flux cleaned = 0.00316318 Jy ! Component: 350 - total flux cleaned = 0.00369936 Jy ! Component: 400 - total flux cleaned = 0.0042175 Jy ! Component: 450 - total flux cleaned = 0.00460506 Jy ! Component: 500 - total flux cleaned = 0.00505544 Jy ! Component: 550 - total flux cleaned = 0.0053832 Jy ! Component: 600 - total flux cleaned = 0.00577364 Jy ! Component: 650 - total flux cleaned = 0.00612017 Jy ! Component: 700 - total flux cleaned = 0.00649342 Jy ! Component: 750 - total flux cleaned = 0.00682562 Jy ! Component: 800 - total flux cleaned = 0.00711862 Jy ! Component: 850 - total flux cleaned = 0.00750064 Jy ! Component: 900 - total flux cleaned = 0.0078119 Jy ! Component: 950 - total flux cleaned = 0.0080865 Jy ! Component: 1000 - total flux cleaned = 0.00838556 Jy ! Total flux subtracted in 1024 components = 0.00850374 Jy ! Clean residual min=-0.001606 max=0.002070 Jy/beam ! Clean residual mean=0.000089 rms=0.000567 Jy/beam ! Combined flux in latest and established models = 0.571919 Jy keep ! Adding 75 model components to the UV plane model. ! The established model now contains 131 components and 0.571919 Jy wmap "J0815+3635_X_2008_07_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 4.07% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6266 x 0.9872 at -5.317 degrees (North through East) ! Clean map min=-0.0022768 max=0.4129 Jy/beam ! Writing clean map to FITS file: J0815+3635_X_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 0.412898 invert ! Inverting map ! Your choice of large map pixels excluded 4.07% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000567957 device "J0815+3635_X_2008_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J0815+3635_X_2008_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.412661 0.412661 0.825323 1.65065 3.30129 6.60258 13.2052 26.4103 52.8207 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.412 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6266 x 0.9872 at -5.317 degrees (North through East) ! Clean map min=-0.0022768 max=0.4129 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0815+3635_X_2008_07_09_pus\_map.gif/vgif" ! Attempting to open device: 'J0815+3635_X_2008_07_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0815+3635_X_2008_07_09_pus_uvs.log closed on Sun Oct 10 20:17:22 2010