! Started logfile: J0456-2159_X_2008_07_09_pus_uvs.log on Sun Oct 10 20:16:31 2010 obs J0456-2159_X_2008_07_09_pus_uva.fits ! Reading UV FITS file: J0456-2159_X_2008_07_09_pus_uva.fits ! AN table 1: 220 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.311212 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0456-2159 ! ! 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 28756 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 1420 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1420 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1420 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1420 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.960288Jy sigma=0.008218 ! Fit after self-cal, rms=0.858593Jy sigma=0.007383 ! 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 0.445% of the data. ! The x-axis pixel size should ideally be below 0.1973 milli-arcsec ! Estimated beam: bmin=0.6282 mas, bmaj=1.644 mas, bpa=-3.857 degrees ! Estimated noise=1044.57 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 = 0.118598 Jy ! Component: 100 - total flux cleaned = 0.144983 Jy ! Total flux subtracted in 100 components = 0.144983 Jy ! Clean residual min=-0.005422 max=0.009019 Jy/beam ! Clean residual mean=0.000123 rms=0.001647 Jy/beam ! Combined flux in latest and established models = 0.144983 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.144983 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161174Jy sigma=0.001245 ! Fit after self-cal, rms=0.161149Jy sigma=0.001245 ! Inverting map ! Your choice of large map pixels excluded 0.445% of the data. ! The x-axis pixel size should ideally be below 0.1973 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 0.445% of the data. ! The x-axis pixel size should ideally be below 0.1973 milli-arcsec ! Estimated beam: bmin=0.7902 mas, bmaj=1.988 mas, bpa=-7.048 degrees ! Estimated noise=488.177 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 = 0.0114304 Jy ! Component: 100 - total flux cleaned = 0.0161558 Jy ! Component: 150 - total flux cleaned = 0.0182895 Jy ! Component: 200 - total flux cleaned = 0.0193017 Jy ! Total flux subtracted in 200 components = 0.0193017 Jy ! Clean residual min=-0.002931 max=0.006523 Jy/beam ! Clean residual mean=0.000238 rms=0.001275 Jy/beam ! Combined flux in latest and established models = 0.164285 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.164285 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160404Jy sigma=0.001238 ! Fit after self-cal, rms=0.160398Jy sigma=0.001237 ! Inverting map ! Your choice of large map pixels excluded 0.445% of the data. ! The x-axis pixel size should ideally be below 0.1973 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.05 HH 1.00* HN 1.16 ! KK 1.00* KP 1.03 LA 0.96 MK 1.02 ! NL 0.98 NY 1.00* ON 1.00* PT 0.99 ! SC 1.01 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HH 1.00* HN 1.02 ! KK 1.00* KP 0.98 LA 0.95 MK 1.01 ! NL 0.98 NY 1.00* ON 1.00* PT 1.01 ! SC 1.03 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HH 1.00* HN 1.00 ! KK 1.00* KP 1.00 LA 0.96 MK 0.99 ! NL 1.01 NY 1.00* ON 1.00* PT 0.99 ! SC 1.02 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.97 HH 1.00* HN 1.01 ! KK 1.00* KP 0.98 LA 0.99 MK 1.02 ! NL 0.99 NY 1.00* ON 1.00* PT 1.03 ! SC 1.00 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.160398Jy sigma=0.001237 ! Fit after self-cal, rms=0.160845Jy sigma=0.001236 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.445% of the data. ! The x-axis pixel size should ideally be below 0.1973 milli-arcsec ! Estimated beam: bmin=0.7951 mas, bmaj=1.99 mas, bpa=-7 degrees ! Estimated noise=488.879 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 (4, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00621971 Jy ! Component: 100 - total flux cleaned = 0.00937537 Jy ! Component: 150 - total flux cleaned = 0.0109015 Jy ! Component: 200 - total flux cleaned = 0.0111922 Jy ! Total flux subtracted in 200 components = 0.0111922 Jy ! Clean residual min=-0.002280 max=0.002853 Jy/beam ! Clean residual mean=0.000095 rms=0.000758 Jy/beam ! Combined flux in latest and established models = 0.175477 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 32 components and 0.175477 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160637Jy sigma=0.001234 ! Fit after self-cal, rms=0.160644Jy sigma=0.001233 ! Inverting map ! Your choice of large map pixels excluded 0.445% of the data. ! The x-axis pixel size should ideally be below 0.1973 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=0.160644Jy sigma=0.001233 ! Fit after self-cal, rms=0.161616Jy sigma=0.001233 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.445% of the data. ! The x-axis pixel size should ideally be below 0.1973 milli-arcsec ! Estimated beam: bmin=0.7952 mas, bmaj=1.994 mas, bpa=-6.966 degrees ! Estimated noise=487.992 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00193195 Jy ! Component: 100 - total flux cleaned = 0.0028522 Jy ! Component: 150 - total flux cleaned = 0.00299104 Jy ! Component: 200 - total flux cleaned = 0.00304942 Jy ! Total flux subtracted in 200 components = 0.00304942 Jy ! Clean residual min=-0.002181 max=0.002422 Jy/beam ! Clean residual mean=0.000079 rms=0.000671 Jy/beam ! Combined flux in latest and established models = 0.178527 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 41 components and 0.178527 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161595Jy sigma=0.001232 ! Fit after self-cal, rms=0.161632Jy sigma=0.001232 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.445% of the data. ! The x-axis pixel size should ideally be below 0.1973 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 = 0.00068978 Jy ! Component: 100 - total flux cleaned = 0.000740468 Jy ! Component: 150 - total flux cleaned = 0.000785862 Jy ! Component: 200 - total flux cleaned = 0.000807987 Jy ! Total flux subtracted in 200 components = 0.000807987 Jy ! Clean residual min=-0.002252 max=0.002485 Jy/beam ! Clean residual mean=0.000074 rms=0.000664 Jy/beam ! Combined flux in latest and established models = 0.179335 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 51 components and 0.179335 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161626Jy sigma=0.001232 ! Fit after self-cal, rms=0.161626Jy sigma=0.001232 ! Inverting map ! Your choice of large map pixels excluded 0.445% of the data. ! The x-axis pixel size should ideally be below 0.1973 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=0.161626Jy sigma=0.001232 ! Fit after self-cal, rms=0.161814Jy sigma=0.001232 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.445% of the data. ! The x-axis pixel size should ideally be below 0.1973 milli-arcsec ! Estimated beam: bmin=0.795 mas, bmaj=1.996 mas, bpa=-6.976 degrees ! Estimated noise=488.244 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00056895 Jy ! Component: 100 - total flux cleaned = 0.000724076 Jy ! Component: 150 - total flux cleaned = 0.000763744 Jy ! Component: 200 - total flux cleaned = 0.000782745 Jy ! Total flux subtracted in 200 components = 0.000782745 Jy ! Clean residual min=-0.002168 max=0.002441 Jy/beam ! Clean residual mean=0.000078 rms=0.000651 Jy/beam ! Combined flux in latest and established models = 0.180117 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 56 components and 0.180117 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161808Jy sigma=0.001232 ! Fit after self-cal, rms=0.161814Jy sigma=0.001232 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.445% of the data. ! The x-axis pixel size should ideally be below 0.1973 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 = 0.000197862 Jy ! Component: 100 - total flux cleaned = 0.00021719 Jy ! Component: 150 - total flux cleaned = 0.000234674 Jy ! Component: 200 - total flux cleaned = 0.000250849 Jy ! Total flux subtracted in 200 components = 0.000250849 Jy ! Clean residual min=-0.002190 max=0.002452 Jy/beam ! Clean residual mean=0.000076 rms=0.000648 Jy/beam ! Combined flux in latest and established models = 0.180368 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 60 components and 0.180368 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161811Jy sigma=0.001232 ! Fit after self-cal, rms=0.161811Jy sigma=0.001232 ! Inverting map ! Your choice of large map pixels excluded 0.445% of the data. ! The x-axis pixel size should ideally be below 0.1973 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=0.161811Jy sigma=0.001232 ! Fit after self-cal, rms=0.161961Jy sigma=0.001232 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.445% of the data. ! The x-axis pixel size should ideally be below 0.1973 milli-arcsec ! Estimated beam: bmin=2.181 mas, bmaj=4.382 mas, bpa=1.699 degrees ! Estimated noise=642.735 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00119199 Jy ! Component: 100 - total flux cleaned = 0.00150276 Jy ! Component: 150 - total flux cleaned = 0.00160417 Jy ! Component: 200 - total flux cleaned = 0.00167269 Jy ! Total flux subtracted in 200 components = 0.00167269 Jy ! Clean residual min=-0.002149 max=0.003053 Jy/beam ! Clean residual mean=0.000156 rms=0.000912 Jy/beam ! Combined flux in latest and established models = 0.182041 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 67 components and 0.182041 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161959Jy sigma=0.001232 ! Fit after self-cal, rms=0.161957Jy sigma=0.001232 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.445% of the data. ! The x-axis pixel size should ideally be below 0.1973 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 = 0.000188399 Jy ! Component: 100 - total flux cleaned = 0.000329299 Jy ! Component: 150 - total flux cleaned = 0.00039183 Jy ! Component: 200 - total flux cleaned = 0.000410783 Jy ! Total flux subtracted in 200 components = 0.000410783 Jy ! Clean residual min=-0.002199 max=0.002984 Jy/beam ! Clean residual mean=0.000150 rms=0.000911 Jy/beam ! Combined flux in latest and established models = 0.182452 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 70 components and 0.182452 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161958Jy sigma=0.001232 ! Fit after self-cal, rms=0.161954Jy sigma=0.001232 ! Inverting map ! Your choice of large map pixels excluded 0.445% of the data. ! The x-axis pixel size should ideally be below 0.1973 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 0.445% of the data. ! The x-axis pixel size should ideally be below 0.1973 milli-arcsec ! Estimated beam: bmin=0.7952 mas, bmaj=1.998 mas, bpa=-6.998 degrees ! Estimated noise=488.892 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7952 x 1.998 at -6.998 degrees (North through East) ! Clean map min=-0.0019751 max=0.15671 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 0.445% of the data. ! The x-axis pixel size should ideally be below 0.1973 milli-arcsec ! Estimated beam: bmin=0.6305 mas, bmaj=1.65 mas, bpa=-3.696 degrees ! Estimated noise=1055.96 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.119589 Jy ! Component: 100 - total flux cleaned = 0.146171 Jy ! Component: 150 - total flux cleaned = 0.156162 Jy ! Component: 200 - total flux cleaned = 0.162102 Jy ! Total flux subtracted in 200 components = 0.162102 Jy ! Clean residual min=-0.004429 max=0.004798 Jy/beam ! Clean residual mean=0.000049 rms=0.001276 Jy/beam ! Combined flux in latest and established models = 0.162102 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.162101 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.445% of the data. ! The x-axis pixel size should ideally be below 0.1973 milli-arcsec ! Estimated beam: bmin=0.7952 mas, bmaj=1.998 mas, bpa=-6.998 degrees ! Estimated noise=488.892 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 = 0.00624156 Jy ! Component: 100 - total flux cleaned = 0.0101938 Jy ! Component: 150 - total flux cleaned = 0.0129891 Jy ! Component: 200 - total flux cleaned = 0.0150126 Jy ! Total flux subtracted in 200 components = 0.0150126 Jy ! Clean residual min=-0.002371 max=0.002701 Jy/beam ! Clean residual mean=0.000111 rms=0.000736 Jy/beam ! Combined flux in latest and established models = 0.177114 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 28 components and 0.177114 Jy ! Inverting map ! Your choice of large map pixels excluded 0.445% of the data. ! The x-axis pixel size should ideally be below 0.1973 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 0.445% of the data. ! The x-axis pixel size should ideally be below 0.1973 milli-arcsec ! Estimated beam: bmin=2.181 mas, bmaj=4.382 mas, bpa=1.699 degrees ! Estimated noise=642.735 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00267792 Jy ! Component: 100 - total flux cleaned = 0.00422638 Jy ! Component: 150 - total flux cleaned = 0.00517587 Jy ! Component: 200 - total flux cleaned = 0.00541768 Jy ! Total flux subtracted in 200 components = 0.00541768 Jy ! Clean residual min=-0.002362 max=0.003103 Jy/beam ! Clean residual mean=0.000142 rms=0.000933 Jy/beam ! Combined flux in latest and established models = 0.182532 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 = 4.38278e-05 Jy ! Component: 100 - total flux cleaned = 6.37433e-05 Jy ! Component: 150 - total flux cleaned = 6.43979e-05 Jy ! Component: 200 - total flux cleaned = 8.16796e-05 Jy ! Total flux subtracted in 200 components = 8.16796e-05 Jy ! Clean residual min=-0.002285 max=0.003053 Jy/beam ! Clean residual mean=0.000141 rms=0.000909 Jy/beam ! Combined flux in latest and established models = 0.182613 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 40 components and 0.182613 Jy ! Inverting map ! Your choice of large map pixels excluded 0.445% of the data. ! The x-axis pixel size should ideally be below 0.1973 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.445% of the data. ! The x-axis pixel size should ideally be below 0.1973 milli-arcsec ! Estimated beam: bmin=0.7952 mas, bmaj=1.998 mas, bpa=-6.998 degrees ! Estimated noise=488.892 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000523922 Jy ! Component: 100 - total flux cleaned = -0.00052677 Jy ! Component: 150 - total flux cleaned = -0.0006033 Jy ! Component: 200 - total flux cleaned = -0.000638623 Jy ! Total flux subtracted in 200 components = -0.000638623 Jy ! Clean residual min=-0.002192 max=0.002565 Jy/beam ! Clean residual mean=0.000066 rms=0.000649 Jy/beam ! Combined flux in latest and established models = 0.181975 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 49 components and 0.181975 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161966Jy sigma=0.001232 ! Fit after self-cal, rms=0.161960Jy sigma=0.001232 wmodel J0456-2159_X_2008_07_09_pus_map.mod ! Writing 49 model components to file: J0456-2159_X_2008_07_09_pus_map.mod wobs J0456-2159_X_2008_07_09_pus_uvs.fits ! Writing UV FITS file: J0456-2159_X_2008_07_09_pus_uvs.fits wwins J0456-2159_X_2008_07_09_pus_map.win ! wwins: Wrote 2 windows to J0456-2159_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 0.445% of the data. ! The x-axis pixel size should ideally be below 0.1973 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00084765 Jy ! Component: 100 - total flux cleaned = 0.00146024 Jy ! Component: 150 - total flux cleaned = 0.00202694 Jy ! Component: 200 - total flux cleaned = 0.00249735 Jy ! Component: 250 - total flux cleaned = 0.00300771 Jy ! Component: 300 - total flux cleaned = 0.00346456 Jy ! Component: 350 - total flux cleaned = 0.00387146 Jy ! Component: 400 - total flux cleaned = 0.00412265 Jy ! Component: 450 - total flux cleaned = 0.0044445 Jy ! Component: 500 - total flux cleaned = 0.00462557 Jy ! Component: 550 - total flux cleaned = 0.00485103 Jy ! Component: 600 - total flux cleaned = 0.00511784 Jy ! Component: 650 - total flux cleaned = 0.0053542 Jy ! Component: 700 - total flux cleaned = 0.00549256 Jy ! Component: 750 - total flux cleaned = 0.00558294 Jy ! Component: 800 - total flux cleaned = 0.00571518 Jy ! Component: 850 - total flux cleaned = 0.00575879 Jy ! Component: 900 - total flux cleaned = 0.00582254 Jy ! Component: 950 - total flux cleaned = 0.00588483 Jy ! Component: 1000 - total flux cleaned = 0.00596618 Jy ! Total flux subtracted in 1024 components = 0.0059062 Jy ! Clean residual min=-0.001185 max=0.001233 Jy/beam ! Clean residual mean=0.000018 rms=0.000409 Jy/beam ! Combined flux in latest and established models = 0.187881 Jy keep ! Adding 68 model components to the UV plane model. ! The established model now contains 117 components and 0.187881 Jy wmap "J0456-2159_X_2008_07_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.445% of the data. ! The x-axis pixel size should ideally be below 0.1973 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7952 x 1.998 at -6.998 degrees (North through East) ! Clean map min=-0.0015764 max=0.15643 Jy/beam ! Writing clean map to FITS file: J0456-2159_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 0.156428 invert ! Inverting map ! Your choice of large map pixels excluded 0.445% of the data. ! The x-axis pixel size should ideally be below 0.1973 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000407532 device "J0456-2159_X_2008_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J0456-2159_X_2008_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.781569 0.781569 1.56314 3.12628 6.25255 12.5051 25.0102 50.0204 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0012 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.156 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7952 x 1.998 at -6.998 degrees (North through East) ! Clean map min=-0.0015764 max=0.15643 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0456-2159_X_2008_07_09_pus\_map.gif/vgif" ! Attempting to open device: 'J0456-2159_X_2008_07_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0456-2159_X_2008_07_09_pus_uvs.log closed on Sun Oct 10 20:16:34 2010