! Started logfile: J0635-262B_X_2008_04_02_pus_uvs.log on Sun Feb 21 20:46:28 2010 obs J0635-262B_X_2008_04_02_pus_uva.fits ! Reading UV FITS file: J0635-262B_X_2008_04_02_pus_uva.fits ! AN table 1: 122 integrations on 120 of 120 possible baselines. ! AN table 2: 123 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.295952 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0635-262B ! ! 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 2284 lines of history. ! ! Reading 34804 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 = 512 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 = 512x512 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 860 telescope corrections were flagged in sub-array 1. ! A total of 870 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 860 telescope corrections were flagged in sub-array 1. ! A total of 870 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 860 telescope corrections were flagged in sub-array 1. ! A total of 870 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 860 telescope corrections were flagged in sub-array 1. ! A total of 870 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.964841Jy sigma=0.008657 ! Fit after self-cal, rms=0.905756Jy sigma=0.008146 ! 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 0.138% of the data. ! The x-axis pixel size should ideally be below 0.1997 milli-arcsec ! Estimated beam: bmin=0.6871 mas, bmaj=1.988 mas, bpa=2.644 degrees ! Estimated noise=968.967 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 = 0.0757318 Jy ! Component: 100 - total flux cleaned = 0.096677 Jy ! Total flux subtracted in 100 components = 0.096677 Jy ! Clean residual min=-0.006410 max=0.008861 Jy/beam ! Clean residual mean=-0.000010 rms=0.001736 Jy/beam ! Combined flux in latest and established models = 0.096677 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.096677 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.144093Jy sigma=0.001259 ! Fit after self-cal, rms=0.143919Jy sigma=0.001258 ! Inverting map ! Your choice of large map pixels excluded 0.138% of the data. ! The x-axis pixel size should ideally be below 0.1997 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 0.138% of the data. ! The x-axis pixel size should ideally be below 0.1997 milli-arcsec ! Estimated beam: bmin=0.9246 mas, bmaj=2.572 mas, bpa=3.514 degrees ! Estimated noise=424.113 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 = 0.0168598 Jy ! Component: 100 - total flux cleaned = 0.0248203 Jy ! Component: 150 - total flux cleaned = 0.02896 Jy ! Component: 200 - total flux cleaned = 0.0311211 Jy ! Total flux subtracted in 200 components = 0.0311211 Jy ! Clean residual min=-0.003800 max=0.004775 Jy/beam ! Clean residual mean=0.000002 rms=0.001227 Jy/beam ! Combined flux in latest and established models = 0.127798 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 39 components and 0.127798 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.142230Jy sigma=0.001240 ! Fit after self-cal, rms=0.142269Jy sigma=0.001239 ! Inverting map ! Your choice of large map pixels excluded 0.138% of the data. ! The x-axis pixel size should ideally be below 0.1997 milli-arcsec 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 0.98 FD 0.89 HH 1.00* HN 0.99 ! KK 1.00* KP 0.99 LA 1.00 MK 1.00* ! NL 1.05 NY 1.00* ON 1.00* OV 1.04 ! PT 1.14 SC 1.13 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.90 HH 1.00* HN 1.00* ! KK 1.00* KP 1.04 LA 0.91 MK 1.08 ! NL 1.09 NY 1.00* ON 1.00* OV 1.05 ! PT 0.92 SC 1.04 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.91 HH 1.00* HN 0.97 ! KK 1.00* KP 1.00 LA 0.92 MK 1.00* ! NL 1.04 NY 1.00* ON 1.00* OV 1.02 ! PT 1.16 SC 1.19 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.94 HH 1.00* HN 1.00* ! KK 1.00* KP 0.97 LA 0.96 MK 1.06 ! NL 1.07 NY 1.00* ON 1.00* OV 1.00 ! PT 0.94 SC 1.05 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.85 HH 1.00* HN 1.03 ! KK 1.00* KP 1.03 LA 0.95 MK 1.00* ! NL 1.11 NY 1.00* ON 1.00* OV 1.07 ! PT 1.13 SC 1.11 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.92 HH 1.00* HN 1.00* ! KK 1.00* KP 1.03 LA 0.95 MK 1.01 ! NL 1.02 NY 1.00* ON 1.00* OV 1.09 ! PT 0.92 SC 1.02 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.87 HH 1.00* HN 1.01 ! KK 1.00* KP 1.03 LA 0.96 MK 1.00* ! NL 1.10 NY 1.00* ON 1.00* OV 0.97 ! PT 1.30 SC 1.01 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.85 HH 1.00* HN 1.00* ! KK 1.00* KP 1.02 LA 0.92 MK 1.02 ! NL 1.07 NY 1.00* ON 1.00* OV 1.07 ! PT 0.93 SC 1.02 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.142269Jy sigma=0.001239 ! Fit after self-cal, rms=0.144484Jy sigma=0.001234 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.138% of the data. ! The x-axis pixel size should ideally be below 0.1997 milli-arcsec ! Estimated beam: bmin=0.9401 mas, bmaj=2.597 mas, bpa=3.383 degrees ! Estimated noise=426.743 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 = 0.000343033 Jy ! Component: 100 - total flux cleaned = 0.000343044 Jy ! Component: 150 - total flux cleaned = 0.000343891 Jy ! Component: 200 - total flux cleaned = 0.000343905 Jy ! Total flux subtracted in 200 components = 0.000343905 Jy ! Clean residual min=-0.002649 max=0.003839 Jy/beam ! Clean residual mean=-0.000021 rms=0.000888 Jy/beam ! Combined flux in latest and established models = 0.128142 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 44 components and 0.128142 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.144475Jy sigma=0.001234 ! Fit after self-cal, rms=0.144650Jy sigma=0.001234 ! Inverting map ! Your choice of large map pixels excluded 0.138% of the data. ! The x-axis pixel size should ideally be below 0.1997 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=0.144650Jy sigma=0.001234 ! Fit after self-cal, rms=0.145043Jy sigma=0.001233 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.138% of the data. ! The x-axis pixel size should ideally be below 0.1997 milli-arcsec ! Estimated beam: bmin=0.9413 mas, bmaj=2.601 mas, bpa=3.517 degrees ! Estimated noise=427.132 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000322163 Jy ! Component: 100 - total flux cleaned = 0.000347227 Jy ! Component: 150 - total flux cleaned = 0.000346591 Jy ! Component: 200 - total flux cleaned = 0.00034629 Jy ! Total flux subtracted in 200 components = 0.00034629 Jy ! Clean residual min=-0.002744 max=0.003942 Jy/beam ! Clean residual mean=-0.000021 rms=0.000885 Jy/beam ! Combined flux in latest and established models = 0.128488 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 45 components and 0.128488 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145035Jy sigma=0.001233 ! Fit after self-cal, rms=0.145083Jy sigma=0.001233 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.138% of the data. ! The x-axis pixel size should ideally be below 0.1997 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) ! Added new window around map position (-15.2, 11.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00345533 Jy ! Component: 100 - total flux cleaned = 0.00426564 Jy ! Component: 150 - total flux cleaned = 0.00448698 Jy ! Component: 200 - total flux cleaned = 0.0046795 Jy ! Total flux subtracted in 200 components = 0.0046795 Jy ! Clean residual min=-0.002510 max=0.003539 Jy/beam ! Clean residual mean=-0.000020 rms=0.000814 Jy/beam ! Combined flux in latest and established models = 0.133168 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 67 components and 0.133168 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.144995Jy sigma=0.001233 ! Fit after self-cal, rms=0.144983Jy sigma=0.001232 ! Inverting map ! Your choice of large map pixels excluded 0.138% of the data. ! The x-axis pixel size should ideally be below 0.1997 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=0.144983Jy sigma=0.001232 ! Fit after self-cal, rms=0.144878Jy sigma=0.001232 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.138% of the data. ! The x-axis pixel size should ideally be below 0.1997 milli-arcsec ! Estimated beam: bmin=0.9416 mas, bmaj=2.605 mas, bpa=3.687 degrees ! Estimated noise=426.859 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00146204 Jy ! Component: 100 - total flux cleaned = 0.00176596 Jy ! Component: 150 - total flux cleaned = 0.00187572 Jy ! Component: 200 - total flux cleaned = 0.00200943 Jy ! Total flux subtracted in 200 components = 0.00200943 Jy ! Clean residual min=-0.002520 max=0.003566 Jy/beam ! Clean residual mean=-0.000018 rms=0.000800 Jy/beam ! Combined flux in latest and established models = 0.135177 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 71 components and 0.135177 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.144846Jy sigma=0.001232 ! Fit after self-cal, rms=0.144866Jy sigma=0.001232 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.138% of the data. ! The x-axis pixel size should ideally be below 0.1997 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) ! Added new window around map position (15.2, -12). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00305353 Jy ! Component: 100 - total flux cleaned = 0.00455984 Jy ! Component: 150 - total flux cleaned = 0.0056707 Jy ! Component: 200 - total flux cleaned = 0.00616405 Jy ! Total flux subtracted in 200 components = 0.00616405 Jy ! Clean residual min=-0.002460 max=0.002847 Jy/beam ! Clean residual mean=-0.000018 rms=0.000716 Jy/beam ! Combined flux in latest and established models = 0.141341 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 92 components and 0.141341 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.144796Jy sigma=0.001232 ! Fit after self-cal, rms=0.144789Jy sigma=0.001231 ! Inverting map ! Your choice of large map pixels excluded 0.138% of the data. ! The x-axis pixel size should ideally be below 0.1997 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=0.144789Jy sigma=0.001231 ! Fit after self-cal, rms=0.145025Jy sigma=0.001231 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.138% of the data. ! The x-axis pixel size should ideally be below 0.1997 milli-arcsec ! Estimated beam: bmin=2.432 mas, bmaj=5.8 mas, bpa=1.894 degrees ! Estimated noise=499.108 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00201272 Jy ! Component: 100 - total flux cleaned = 0.00324297 Jy ! Component: 150 - total flux cleaned = 0.00390034 Jy ! Component: 200 - total flux cleaned = 0.00419823 Jy ! Total flux subtracted in 200 components = 0.00419823 Jy ! Clean residual min=-0.002642 max=0.003534 Jy/beam ! Clean residual mean=-0.000020 rms=0.000965 Jy/beam ! Combined flux in latest and established models = 0.14554 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 106 components and 0.14554 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145006Jy sigma=0.001231 ! Fit after self-cal, rms=0.145032Jy sigma=0.001231 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.138% of the data. ! The x-axis pixel size should ideally be below 0.1997 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 = 0.000874035 Jy ! Component: 100 - total flux cleaned = 0.00111478 Jy ! Component: 150 - total flux cleaned = 0.00127736 Jy ! Component: 200 - total flux cleaned = 0.00140233 Jy ! Total flux subtracted in 200 components = 0.00140233 Jy ! Clean residual min=-0.002682 max=0.003502 Jy/beam ! Clean residual mean=-0.000021 rms=0.000972 Jy/beam ! Combined flux in latest and established models = 0.146942 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 110 components and 0.146942 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145028Jy sigma=0.001231 ! Fit after self-cal, rms=0.145030Jy sigma=0.001231 ! Inverting map ! Your choice of large map pixels excluded 0.138% of the data. ! The x-axis pixel size should ideally be below 0.1997 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 0.138% of the data. ! The x-axis pixel size should ideally be below 0.1997 milli-arcsec ! Estimated beam: bmin=0.9427 mas, bmaj=2.608 mas, bpa=3.746 degrees ! Estimated noise=426.592 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9427 x 2.608 at 3.746 degrees (North through East) ! Clean map min=-0.0023226 max=0.097185 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 0.138% of the data. ! The x-axis pixel size should ideally be below 0.1997 milli-arcsec ! Estimated beam: bmin=0.6962 mas, bmaj=2.004 mas, bpa=3.047 degrees ! Estimated noise=996.683 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0764628 Jy ! Component: 100 - total flux cleaned = 0.0986012 Jy ! Component: 150 - total flux cleaned = 0.109425 Jy ! Component: 200 - total flux cleaned = 0.116706 Jy ! Total flux subtracted in 200 components = 0.116706 Jy ! Clean residual min=-0.005551 max=0.005400 Jy/beam ! Clean residual mean=-0.000014 rms=0.001457 Jy/beam ! Combined flux in latest and established models = 0.116706 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 31 model components to the UV plane model. ! The established model now contains 31 components and 0.116706 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.138% of the data. ! The x-axis pixel size should ideally be below 0.1997 milli-arcsec ! Estimated beam: bmin=0.9427 mas, bmaj=2.608 mas, bpa=3.746 degrees ! Estimated noise=426.592 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 = 0.00833799 Jy ! Component: 100 - total flux cleaned = 0.0131072 Jy ! Component: 150 - total flux cleaned = 0.0166259 Jy ! Component: 200 - total flux cleaned = 0.019412 Jy ! Total flux subtracted in 200 components = 0.019412 Jy ! Clean residual min=-0.002818 max=0.003347 Jy/beam ! Clean residual mean=-0.000020 rms=0.000845 Jy/beam ! Combined flux in latest and established models = 0.136118 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 50 components and 0.136118 Jy ! Inverting map ! Your choice of large map pixels excluded 0.138% of the data. ! The x-axis pixel size should ideally be below 0.1997 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 0.138% of the data. ! The x-axis pixel size should ideally be below 0.1997 milli-arcsec ! Estimated beam: bmin=2.432 mas, bmaj=5.8 mas, bpa=1.894 degrees ! Estimated noise=499.108 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00312601 Jy ! Component: 100 - total flux cleaned = 0.00526755 Jy ! Component: 150 - total flux cleaned = 0.0066301 Jy ! Component: 200 - total flux cleaned = 0.00732156 Jy ! Total flux subtracted in 200 components = 0.00732156 Jy ! Clean residual min=-0.002695 max=0.003647 Jy/beam ! Clean residual mean=-0.000025 rms=0.001038 Jy/beam ! Combined flux in latest and established models = 0.14344 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 = 0.000561579 Jy ! Component: 100 - total flux cleaned = 0.00106116 Jy ! Component: 150 - total flux cleaned = 0.00150675 Jy ! Component: 200 - total flux cleaned = 0.00190497 Jy ! Total flux subtracted in 200 components = 0.00190497 Jy ! Clean residual min=-0.002706 max=0.003564 Jy/beam ! Clean residual mean=-0.000023 rms=0.001001 Jy/beam ! Combined flux in latest and established models = 0.145345 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 80 components and 0.145345 Jy ! Inverting map ! Your choice of large map pixels excluded 0.138% of the data. ! The x-axis pixel size should ideally be below 0.1997 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.138% of the data. ! The x-axis pixel size should ideally be below 0.1997 milli-arcsec ! Estimated beam: bmin=0.9427 mas, bmaj=2.608 mas, bpa=3.746 degrees ! Estimated noise=426.592 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000112304 Jy ! Component: 100 - total flux cleaned = 0.000208423 Jy ! Component: 150 - total flux cleaned = 0.000208071 Jy ! Component: 200 - total flux cleaned = 0.000170231 Jy ! Total flux subtracted in 200 components = 0.000170231 Jy ! Clean residual min=-0.002454 max=0.002761 Jy/beam ! Clean residual mean=-0.000016 rms=0.000715 Jy/beam ! Combined flux in latest and established models = 0.145515 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 98 components and 0.145515 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145041Jy sigma=0.001231 ! Fit after self-cal, rms=0.145035Jy sigma=0.001231 wmodel J0635-262B_X_2008_04_02_pus_map.mod ! Writing 98 model components to file: J0635-262B_X_2008_04_02_pus_map.mod wobs J0635-262B_X_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J0635-262B_X_2008_04_02_pus_uvs.fits wwins J0635-262B_X_2008_04_02_pus_map.win ! wwins: Wrote 3 windows to J0635-262B_X_2008_04_02_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 0.138% of the data. ! The x-axis pixel size should ideally be below 0.1997 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000188195 Jy ! Component: 100 - total flux cleaned = 9.8831e-05 Jy ! Component: 150 - total flux cleaned = 5.78145e-05 Jy ! Component: 200 - total flux cleaned = 9.74749e-05 Jy ! Component: 250 - total flux cleaned = 0.000135076 Jy ! Component: 300 - total flux cleaned = 0.000206315 Jy ! Component: 350 - total flux cleaned = 6.8299e-05 Jy ! Component: 400 - total flux cleaned = 3.48349e-05 Jy ! Component: 450 - total flux cleaned = -3.03513e-05 Jy ! Component: 500 - total flux cleaned = -9.3585e-05 Jy ! Component: 550 - total flux cleaned = -0.000185208 Jy ! Component: 600 - total flux cleaned = -0.000274128 Jy ! Component: 650 - total flux cleaned = -0.00047367 Jy ! Component: 700 - total flux cleaned = -0.000556312 Jy ! Component: 750 - total flux cleaned = -0.000690748 Jy ! Component: 800 - total flux cleaned = -0.000821356 Jy ! Component: 850 - total flux cleaned = -0.000846941 Jy ! Component: 900 - total flux cleaned = -0.000847604 Jy ! Component: 950 - total flux cleaned = -0.000896941 Jy ! Component: 1000 - total flux cleaned = -0.000872977 Jy ! Component: 1050 - total flux cleaned = -0.000755973 Jy ! Component: 1100 - total flux cleaned = -0.000756529 Jy ! Component: 1150 - total flux cleaned = -0.000779894 Jy ! Component: 1200 - total flux cleaned = -0.000802551 Jy ! Component: 1250 - total flux cleaned = -0.000802673 Jy ! Component: 1300 - total flux cleaned = -0.00086705 Jy ! Component: 1350 - total flux cleaned = -0.000950896 Jy ! Component: 1400 - total flux cleaned = -0.000929939 Jy ! Component: 1450 - total flux cleaned = -0.00101131 Jy ! Component: 1500 - total flux cleaned = -0.00099089 Jy ! Component: 1550 - total flux cleaned = -0.0010107 Jy ! Component: 1600 - total flux cleaned = -0.00103032 Jy ! Component: 1650 - total flux cleaned = -0.00103001 Jy ! Component: 1700 - total flux cleaned = -0.00108693 Jy ! Component: 1750 - total flux cleaned = -0.00108682 Jy ! Component: 1800 - total flux cleaned = -0.00101282 Jy ! Component: 1850 - total flux cleaned = -0.000976213 Jy ! Component: 1900 - total flux cleaned = -0.000958307 Jy ! Component: 1950 - total flux cleaned = -0.000922428 Jy ! Component: 2000 - total flux cleaned = -0.000957538 Jy ! Total flux subtracted in 2048 components = -0.000852317 Jy ! Clean residual min=-0.000972 max=0.001489 Jy/beam ! Clean residual mean=-0.000006 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.144663 Jy keep ! Adding 146 model components to the UV plane model. ! The established model now contains 244 components and 0.144663 Jy wmap "J0635-262B_X_2008_04_02_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.138% of the data. ! The x-axis pixel size should ideally be below 0.1997 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9427 x 2.608 at 3.746 degrees (North through East) ! Clean map min=-0.0020586 max=0.097441 Jy/beam ! Writing clean map to FITS file: J0635-262B_X_2008_04_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.0974413 invert ! Inverting map ! Your choice of large map pixels excluded 0.138% of the data. ! The x-axis pixel size should ideally be below 0.1997 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000346534 device "J0635-262B_X_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J0635-262B_X_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.0669 1.0669 2.1338 4.2676 8.5352 17.0704 34.1408 68.2816 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.097 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9427 x 2.608 at 3.746 degrees (North through East) ! Clean map min=-0.0020586 max=0.097441 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0635-262B_X_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J0635-262B_X_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0635-262B_X_2008_04_02_pus_uvs.log closed on Sun Feb 21 20:46:35 2010