! Started logfile: J1617-2537_X_2008_04_02_pus_uvs.log on Sun Feb 21 20:50:57 2010 obs J1617-2537_X_2008_04_02_pus_uva.fits ! Reading UV FITS file: J1617-2537_X_2008_04_02_pus_uva.fits ! AN table 1: 383 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.251697 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1617-2537 ! ! 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 46272 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 3026 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 3026 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 3058 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 3118 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.933562Jy sigma=0.008541 ! Fit after self-cal, rms=0.878997Jy sigma=0.008079 ! 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 0.0465% of the data. ! The x-axis pixel size should ideally be below 0.1999 milli-arcsec ! Estimated beam: bmin=0.6511 mas, bmaj=1.74 mas, bpa=-9.474 degrees ! Estimated noise=956.523 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 = 0.0876308 Jy ! Component: 100 - total flux cleaned = 0.114218 Jy ! Total flux subtracted in 100 components = 0.114218 Jy ! Clean residual min=-0.006024 max=0.012859 Jy/beam ! Clean residual mean=-0.000043 rms=0.001970 Jy/beam ! Combined flux in latest and established models = 0.114218 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.114217 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141886Jy sigma=0.001238 ! Fit after self-cal, rms=0.141838Jy sigma=0.001237 ! Inverting map ! Your choice of large map pixels excluded 0.0465% of the data. ! The x-axis pixel size should ideally be below 0.1999 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0154317 Jy ! Component: 100 - total flux cleaned = 0.0244156 Jy ! Total flux subtracted in 100 components = 0.0244156 Jy ! Clean residual min=-0.005054 max=0.007256 Jy/beam ! Clean residual mean=-0.000012 rms=0.001488 Jy/beam ! Combined flux in latest and established models = 0.138633 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 17 components and 0.138633 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139200Jy sigma=0.001209 ! Fit after self-cal, rms=0.139227Jy sigma=0.001208 ! Inverting map ! Your choice of large map pixels excluded 0.0465% of the data. ! The x-axis pixel size should ideally be below 0.1999 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 0.0465% of the data. ! The x-axis pixel size should ideally be below 0.1999 milli-arcsec ! Estimated beam: bmin=0.9844 mas, bmaj=2.568 mas, bpa=-8.329 degrees ! Estimated noise=364.925 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 = 0.00827813 Jy ! Component: 100 - total flux cleaned = 0.0112887 Jy ! Component: 150 - total flux cleaned = 0.0125121 Jy ! Component: 200 - total flux cleaned = 0.0130337 Jy ! Total flux subtracted in 200 components = 0.0130337 Jy ! Clean residual min=-0.001942 max=0.002726 Jy/beam ! Clean residual mean=0.000002 rms=0.000527 Jy/beam ! Combined flux in latest and established models = 0.151667 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 31 components and 0.151667 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138836Jy sigma=0.001204 ! Fit after self-cal, rms=0.138849Jy sigma=0.001204 ! Inverting map ! Your choice of large map pixels excluded 0.0465% of the data. ! The x-axis pixel size should ideally be below 0.1999 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 0.97 FD 1.00 HH 1.00* HN 1.02 ! KK 1.00* KP 1.02 LA 1.01 MK 0.99 ! NL 1.00 NY 1.00* ON 1.00* OV 1.02 ! PT 0.99 SC 0.94 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.99 HH 1.00* HN 1.00 ! KK 1.00* KP 0.96 LA 0.99 MK 1.02 ! NL 1.02 NY 1.00* ON 1.00* OV 1.00 ! PT 1.01 SC 0.96 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HH 1.00* HN 1.02 ! KK 1.00* KP 1.02 LA 1.03 MK 1.04 ! NL 0.99 NY 1.00* ON 1.00* OV 1.03 ! PT 0.99 SC 1.03 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.95 HH 1.00* HN 1.02 ! KK 1.00* KP 0.98 LA 0.98 MK 0.94 ! NL 1.02 NY 1.00* ON 1.00* OV 1.04 ! PT 1.02 SC 1.19 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.138849Jy sigma=0.001204 ! Fit after self-cal, rms=0.139287Jy sigma=0.001203 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.0465% of the data. ! The x-axis pixel size should ideally be below 0.1999 milli-arcsec ! Estimated beam: bmin=0.9855 mas, bmaj=2.569 mas, bpa=-8.454 degrees ! Estimated noise=364.368 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 = -0.000131356 Jy ! Component: 100 - total flux cleaned = -0.000148485 Jy ! Component: 150 - total flux cleaned = -0.000162455 Jy ! Component: 200 - total flux cleaned = -0.00017544 Jy ! Total flux subtracted in 200 components = -0.00017544 Jy ! Clean residual min=-0.001925 max=0.002211 Jy/beam ! Clean residual mean=-0.000005 rms=0.000489 Jy/beam ! Combined flux in latest and established models = 0.151491 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 36 components and 0.151491 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139283Jy sigma=0.001203 ! Fit after self-cal, rms=0.139308Jy sigma=0.001203 ! Inverting map ! Your choice of large map pixels excluded 0.0465% of the data. ! The x-axis pixel size should ideally be below 0.1999 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=0.139308Jy sigma=0.001203 ! Fit after self-cal, rms=0.139983Jy sigma=0.001203 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.0465% of the data. ! The x-axis pixel size should ideally be below 0.1999 milli-arcsec ! Estimated beam: bmin=0.9886 mas, bmaj=2.577 mas, bpa=-8.382 degrees ! Estimated noise=365.368 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.44503e-05 Jy ! Component: 100 - total flux cleaned = -0.000112122 Jy ! Component: 150 - total flux cleaned = -0.000125211 Jy ! Component: 200 - total flux cleaned = -0.000137161 Jy ! Total flux subtracted in 200 components = -0.000137161 Jy ! Clean residual min=-0.001960 max=0.002195 Jy/beam ! Clean residual mean=-0.000005 rms=0.000484 Jy/beam ! Combined flux in latest and established models = 0.151354 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 38 components and 0.151354 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139980Jy sigma=0.001203 ! Fit after self-cal, rms=0.139988Jy sigma=0.001203 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.0465% of the data. ! The x-axis pixel size should ideally be below 0.1999 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 (-10.8, 20.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000208502 Jy ! Component: 100 - total flux cleaned = -1.25145e-05 Jy ! Component: 150 - total flux cleaned = -7.56965e-05 Jy ! Component: 200 - total flux cleaned = -2.46171e-05 Jy ! Total flux subtracted in 200 components = -2.46171e-05 Jy ! Clean residual min=-0.001883 max=0.001902 Jy/beam ! Clean residual mean=-0.000005 rms=0.000452 Jy/beam ! Combined flux in latest and established models = 0.15133 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 55 components and 0.15133 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139919Jy sigma=0.001202 ! Fit after self-cal, rms=0.139910Jy sigma=0.001202 ! Inverting map ! Your choice of large map pixels excluded 0.0465% of the data. ! The x-axis pixel size should ideally be below 0.1999 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=0.139910Jy sigma=0.001202 ! Fit after self-cal, rms=0.141086Jy sigma=0.001201 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.0465% of the data. ! The x-axis pixel size should ideally be below 0.1999 milli-arcsec ! Estimated beam: bmin=0.9911 mas, bmaj=2.592 mas, bpa=-7.891 degrees ! Estimated noise=366.617 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000321568 Jy ! Component: 100 - total flux cleaned = 0.000361784 Jy ! Component: 150 - total flux cleaned = 0.000395119 Jy ! Component: 200 - total flux cleaned = 0.000365622 Jy ! Total flux subtracted in 200 components = 0.000365622 Jy ! Clean residual min=-0.001564 max=0.001942 Jy/beam ! Clean residual mean=-0.000006 rms=0.000398 Jy/beam ! Combined flux in latest and established models = 0.151695 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 61 components and 0.151695 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141063Jy sigma=0.001201 ! Fit after self-cal, rms=0.141076Jy sigma=0.001201 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.0465% of the data. ! The x-axis pixel size should ideally be below 0.1999 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 (-19.6, -25.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00128979 Jy ! Component: 100 - total flux cleaned = 0.00151657 Jy ! Component: 150 - total flux cleaned = 0.00155083 Jy ! Component: 200 - total flux cleaned = 0.00155156 Jy ! Total flux subtracted in 200 components = 0.00155156 Jy ! Clean residual min=-0.001470 max=0.001452 Jy/beam ! Clean residual mean=-0.000001 rms=0.000375 Jy/beam ! Combined flux in latest and established models = 0.153247 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 68 components and 0.153247 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141052Jy sigma=0.001201 ! Fit after self-cal, rms=0.141044Jy sigma=0.001201 ! Inverting map ! Your choice of large map pixels excluded 0.0465% of the data. ! The x-axis pixel size should ideally be below 0.1999 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=0.141044Jy sigma=0.001201 ! Fit after self-cal, rms=0.140917Jy sigma=0.001200 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.0465% of the data. ! The x-axis pixel size should ideally be below 0.1999 milli-arcsec ! Estimated beam: bmin=2.645 mas, bmaj=6.179 mas, bpa=0.8615 degrees ! Estimated noise=420.405 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000596528 Jy ! Component: 100 - total flux cleaned = 0.000785334 Jy ! Component: 150 - total flux cleaned = 0.000810464 Jy ! Component: 200 - total flux cleaned = 0.000788988 Jy ! Total flux subtracted in 200 components = 0.000788988 Jy ! Clean residual min=-0.001235 max=0.001082 Jy/beam ! Clean residual mean=-0.000003 rms=0.000364 Jy/beam ! Combined flux in latest and established models = 0.154036 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 79 components and 0.154036 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140913Jy sigma=0.001200 ! Fit after self-cal, rms=0.140912Jy sigma=0.001200 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.0465% of the data. ! The x-axis pixel size should ideally be below 0.1999 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 = 0.000117089 Jy ! Component: 100 - total flux cleaned = 0.000138476 Jy ! Component: 150 - total flux cleaned = 0.000138462 Jy ! Component: 200 - total flux cleaned = 0.000121516 Jy ! Total flux subtracted in 200 components = 0.000121516 Jy ! Clean residual min=-0.001218 max=0.001078 Jy/beam ! Clean residual mean=-0.000003 rms=0.000365 Jy/beam ! Combined flux in latest and established models = 0.154157 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 88 components and 0.154157 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140910Jy sigma=0.001200 ! Fit after self-cal, rms=0.140909Jy sigma=0.001200 ! Inverting map ! Your choice of large map pixels excluded 0.0465% of the data. ! The x-axis pixel size should ideally be below 0.1999 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 0.0465% of the data. ! The x-axis pixel size should ideally be below 0.1999 milli-arcsec ! Estimated beam: bmin=0.9897 mas, bmaj=2.587 mas, bpa=-7.998 degrees ! Estimated noise=365.969 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9897 x 2.587 at -7.998 degrees (North through East) ! Clean map min=-0.0013476 max=0.13032 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 0.0465% of the data. ! The x-axis pixel size should ideally be below 0.1999 milli-arcsec ! Estimated beam: bmin=0.6559 mas, bmaj=1.754 mas, bpa=-8.948 degrees ! Estimated noise=974.217 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0881823 Jy ! Component: 100 - total flux cleaned = 0.115518 Jy ! Component: 150 - total flux cleaned = 0.130673 Jy ! Component: 200 - total flux cleaned = 0.139798 Jy ! Total flux subtracted in 200 components = 0.139798 Jy ! Clean residual min=-0.005016 max=0.005462 Jy/beam ! Clean residual mean=-0.000015 rms=0.001327 Jy/beam ! Combined flux in latest and established models = 0.139798 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.139798 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.0465% of the data. ! The x-axis pixel size should ideally be below 0.1999 milli-arcsec ! Estimated beam: bmin=0.9897 mas, bmaj=2.587 mas, bpa=-7.998 degrees ! Estimated noise=365.969 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 = 0.00829566 Jy ! Component: 100 - total flux cleaned = 0.0115123 Jy ! Component: 150 - total flux cleaned = 0.0131296 Jy ! Component: 200 - total flux cleaned = 0.0133973 Jy ! Total flux subtracted in 200 components = 0.0133973 Jy ! Clean residual min=-0.001656 max=0.001674 Jy/beam ! Clean residual mean=-0.000007 rms=0.000421 Jy/beam ! Combined flux in latest and established models = 0.153195 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 45 components and 0.153195 Jy ! Inverting map ! Your choice of large map pixels excluded 0.0465% of the data. ! The x-axis pixel size should ideally be below 0.1999 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 0.0465% of the data. ! The x-axis pixel size should ideally be below 0.1999 milli-arcsec ! Estimated beam: bmin=2.645 mas, bmaj=6.179 mas, bpa=0.8615 degrees ! Estimated noise=420.405 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00102954 Jy ! Component: 100 - total flux cleaned = 0.00100197 Jy ! Component: 150 - total flux cleaned = 0.000929753 Jy ! Component: 200 - total flux cleaned = 0.000908809 Jy ! Total flux subtracted in 200 components = 0.000908809 Jy ! Clean residual min=-0.001237 max=0.001207 Jy/beam ! Clean residual mean=-0.000004 rms=0.000387 Jy/beam ! Combined flux in latest and established models = 0.154104 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 = -1.91559e-05 Jy ! Component: 100 - total flux cleaned = -1.95289e-05 Jy ! Component: 150 - total flux cleaned = -1.93012e-05 Jy ! Component: 200 - total flux cleaned = -4.31056e-06 Jy ! Total flux subtracted in 200 components = -4.31056e-06 Jy ! Clean residual min=-0.001221 max=0.001119 Jy/beam ! Clean residual mean=-0.000004 rms=0.000378 Jy/beam ! Combined flux in latest and established models = 0.1541 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 63 components and 0.1541 Jy ! Inverting map ! Your choice of large map pixels excluded 0.0465% of the data. ! The x-axis pixel size should ideally be below 0.1999 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.0465% of the data. ! The x-axis pixel size should ideally be below 0.1999 milli-arcsec ! Estimated beam: bmin=0.9897 mas, bmaj=2.587 mas, bpa=-7.998 degrees ! Estimated noise=365.969 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.21383e-05 Jy ! Component: 100 - total flux cleaned = 8.56469e-05 Jy ! Component: 150 - total flux cleaned = 0.000126113 Jy ! Component: 200 - total flux cleaned = 9.05219e-05 Jy ! Total flux subtracted in 200 components = 9.05219e-05 Jy ! Clean residual min=-0.001493 max=0.001409 Jy/beam ! Clean residual mean=-0.000003 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.15419 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 72 components and 0.15419 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140931Jy sigma=0.001200 ! Fit after self-cal, rms=0.140931Jy sigma=0.001200 wmodel J1617-2537_X_2008_04_02_pus_map.mod ! Writing 72 model components to file: J1617-2537_X_2008_04_02_pus_map.mod wobs J1617-2537_X_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J1617-2537_X_2008_04_02_pus_uvs.fits wwins J1617-2537_X_2008_04_02_pus_map.win ! wwins: Wrote 3 windows to J1617-2537_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 0.0465% of the data. ! The x-axis pixel size should ideally be below 0.1999 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -6.7551e-05 Jy ! Component: 100 - total flux cleaned = 3.29451e-05 Jy ! Component: 150 - total flux cleaned = 3.29985e-05 Jy ! Component: 200 - total flux cleaned = 3.335e-05 Jy ! Component: 250 - total flux cleaned = -3.15302e-05 Jy ! Component: 300 - total flux cleaned = -0.000136457 Jy ! Component: 350 - total flux cleaned = -0.00019762 Jy ! Component: 400 - total flux cleaned = -0.000257003 Jy ! Component: 450 - total flux cleaned = -0.000315165 Jy ! Component: 500 - total flux cleaned = -0.000353289 Jy ! Component: 550 - total flux cleaned = -0.000427987 Jy ! Component: 600 - total flux cleaned = -0.000464589 Jy ! Component: 650 - total flux cleaned = -0.000482651 Jy ! Component: 700 - total flux cleaned = -0.000518172 Jy ! Component: 750 - total flux cleaned = -0.000605676 Jy ! Component: 800 - total flux cleaned = -0.000691828 Jy ! Component: 850 - total flux cleaned = -0.000691759 Jy ! Component: 900 - total flux cleaned = -0.000759279 Jy ! Component: 950 - total flux cleaned = -0.000792609 Jy ! Component: 1000 - total flux cleaned = -0.000842119 Jy ! Component: 1050 - total flux cleaned = -0.000891042 Jy ! Component: 1100 - total flux cleaned = -0.000939122 Jy ! Component: 1150 - total flux cleaned = -0.000986916 Jy ! Component: 1200 - total flux cleaned = -0.00103401 Jy ! Component: 1250 - total flux cleaned = -0.00103402 Jy ! Component: 1300 - total flux cleaned = -0.00109614 Jy ! Component: 1350 - total flux cleaned = -0.00115742 Jy ! Component: 1400 - total flux cleaned = -0.00118779 Jy ! Component: 1450 - total flux cleaned = -0.00130849 Jy ! Component: 1500 - total flux cleaned = -0.00139812 Jy ! Component: 1550 - total flux cleaned = -0.00147217 Jy ! Component: 1600 - total flux cleaned = -0.0015457 Jy ! Component: 1650 - total flux cleaned = -0.00161871 Jy ! Component: 1700 - total flux cleaned = -0.00172014 Jy ! Component: 1750 - total flux cleaned = -0.00182041 Jy ! Component: 1800 - total flux cleaned = -0.00189177 Jy ! Component: 1850 - total flux cleaned = -0.00200484 Jy ! Component: 1900 - total flux cleaned = -0.00213115 Jy ! Component: 1950 - total flux cleaned = -0.0022146 Jy ! Component: 2000 - total flux cleaned = -0.00229757 Jy ! Total flux subtracted in 2048 components = -0.00244867 Jy ! Clean residual min=-0.000829 max=0.000850 Jy/beam ! Clean residual mean=-0.000005 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.151742 Jy keep ! Adding 111 model components to the UV plane model. ! The established model now contains 183 components and 0.151742 Jy wmap "J1617-2537_X_2008_04_02_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.0465% of the data. ! The x-axis pixel size should ideally be below 0.1999 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9897 x 2.587 at -7.998 degrees (North through East) ! Clean map min=-0.001293 max=0.13002 Jy/beam ! Writing clean map to FITS file: J1617-2537_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 0.130018 invert ! Inverting map ! Your choice of large map pixels excluded 0.0465% of the data. ! The x-axis pixel size should ideally be below 0.1999 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000254673 device "J1617-2537_X_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J1617-2537_X_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.587625 0.587625 1.17525 2.3505 4.701 9.402 18.804 37.608 75.216 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.13 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9897 x 2.587 at -7.998 degrees (North through East) ! Clean map min=-0.001293 max=0.13002 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1617-2537_X_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J1617-2537_X_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1617-2537_X_2008_04_02_pus_uvs.log closed on Sun Feb 21 20:51:04 2010