! Started logfile: J2250-2806_X_2006_12_18_yyk_uvs.log on Mon Jun 16 20:08:18 2008 obs J2250-2806_X_2006_12_18_yyk_uve.fits ! Reading UV FITS file: J2250-2806_X_2006_12_18_yyk_uve.fits ! AN table 1: 15 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.777778 visibilities/baseline/integration-bin. ! Found source: J2250-2806 ! ! 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 2161 lines of history. ! ! Reading 2100 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 ![@muppet J2250-2806_X_2006_12_18_yyk] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.04 float dynam dynam = 6.0 float amp_soltime1 amp_soltime1 = 10 float amp_soltime2 amp_soltime2 = 1 float phase_soltime1 phase_soltime1=10 float phase_soltime2 phase_soltime2=0.5 float phase_soltime phase_soltime=phase_soltime1 float ampcor_selflim ampcor_selflim=1.20 float thresh thresh = 0.10 float win_mult win_mult = 1.8 float time_av time_av = 30 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. phase_soltime=phase_soltime1 print "uvstat(rms)=",uvstat(rms),"Jy" ! uvstat(rms)= 0.438009 Jy 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 0.289% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.6262 mas, bmaj=1.805 mas, bpa=-3.301 degrees ! Estimated noise=1.47482 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.349206 Jy ! Component: 100 - total flux cleaned = 0.405879 Jy ! Total flux subtracted in 100 components = 0.405879 Jy ! Clean residual min=-0.014961 max=0.025737 Jy/beam ! Clean residual mean=-0.000023 rms=0.004320 Jy/beam ! Combined flux in latest and established models = 0.405879 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.405879 Jy ! ! Correcting IF 1. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.149194Jy sigma=2.113149 ! Fit after self-cal, rms=0.149238Jy sigma=2.107836 ! Inverting map and beam ! Your choice of large map pixels excluded 0.289% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.6262 mas, bmaj=1.805 mas, bpa=-3.301 degrees ! Estimated noise=1.47482 mJy/beam. ! Added new window around map position (1, -2.4). ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0301598 Jy ! Component: 100 - total flux cleaned = 0.0458347 Jy ! Total flux subtracted in 100 components = 0.0458347 Jy ! Clean residual min=-0.014906 max=0.020491 Jy/beam ! Clean residual mean=0.000023 rms=0.003528 Jy/beam ! Combined flux in latest and established models = 0.451714 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 25 components and 0.451714 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.144037Jy sigma=2.007520 ! Fit after self-cal, rms=0.144104Jy sigma=2.000027 ! Inverting map ! Your choice of large map pixels excluded 0.289% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-2 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -2. ! 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 0.289% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.8 mas, bmaj=2.111 mas, bpa=-2.522 degrees ! Estimated noise=1.00368 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0169613 Jy ! Component: 100 - total flux cleaned = 0.0242707 Jy ! Component: 150 - total flux cleaned = 0.0261232 Jy ! Component: 200 - total flux cleaned = 0.0268708 Jy ! Total flux subtracted in 200 components = 0.0268708 Jy ! Clean residual min=-0.011362 max=0.010848 Jy/beam ! Clean residual mean=0.000106 rms=0.002650 Jy/beam ! Combined flux in latest and established models = 0.478584 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 43 components and 0.478584 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.142863Jy sigma=1.976864 ! Fit after self-cal, rms=0.143007Jy sigma=1.975958 ! Inverting map ! Your choice of large map pixels excluded 0.289% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8 x 2.111 at -2.522 degrees (North through East) ! Clean map min=-0.011194 max=0.40359 Jy/beam if(peak(flux) < thresh*2) selflims ampcor_selflim end if gscale ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Amplitude normalization factor in sub-array 1: 0.988743 ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00* HN 1.15 KP 1.02 ! LA 1.01 MK 1.00 NL 1.01 OV 0.95 ! PT 1.00 SC 1.01 ! ! ! Correcting IF 2. ! Amplitude normalization factor in sub-array 1: 1.00405 ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00* HN 1.12 KP 0.94 ! LA 0.96 MK 0.97 NL 0.98 OV 0.95 ! PT 1.07 SC 1.00 ! ! ! Correcting IF 3. ! Amplitude normalization factor in sub-array 1: 1.00485 ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00* HN 1.06 KP 0.87 ! LA 0.98 MK 0.99 NL 1.00 OV 0.99 ! PT 1.08 SC 0.96 ! ! ! Correcting IF 4. ! Amplitude normalization factor in sub-array 1: 0.976453 ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00* HN 1.09 KP 0.90 ! LA 0.98 MK 1.08 NL 0.99 OV 0.98 ! PT 1.16 SC 0.99 ! ! ! Fit before self-cal, rms=0.143007Jy sigma=1.975958 ! Fit after self-cal, rms=0.140306Jy sigma=1.915758 selfcal false, false, phase_soltime ! Performing phase self-cal over 10 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140306Jy sigma=1.915758 ! Fit after self-cal, rms=0.140447Jy sigma=1.915958 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.289% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.8051 mas, bmaj=2.107 mas, bpa=-2.15 degrees ! Estimated noise=0.990178 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.00603532 Jy ! Component: 100 - total flux cleaned = -0.00790453 Jy ! Component: 150 - total flux cleaned = -0.00822311 Jy ! Component: 200 - total flux cleaned = -0.00844195 Jy ! Total flux subtracted in 200 components = -0.00844195 Jy ! Clean residual min=-0.006880 max=0.006590 Jy/beam ! Clean residual mean=-0.000004 rms=0.001454 Jy/beam ! Combined flux in latest and established models = 0.470142 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 19 model components to the UV plane model. ! The established model now contains 54 components and 0.470143 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140177Jy sigma=1.912553 ! Fit after self-cal, rms=0.140340Jy sigma=1.912728 ! Inverting map ! Your choice of large map pixels excluded 0.289% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec print "************** FINISHED AMPLITUDE GSCALE SELF-CAL **************" ! ************** FINISHED AMPLITUDE GSCALE SELF-CAL ************** ! phase_soltime=phase_soltime2 selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140340Jy sigma=1.912728 ! Fit after self-cal, rms=0.075138Jy sigma=1.030534 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.289% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0072027 Jy ! Component: 100 - total flux cleaned = 0.00576783 Jy ! Component: 150 - total flux cleaned = 0.00531391 Jy ! Component: 200 - total flux cleaned = 0.004768 Jy ! Total flux subtracted in 200 components = 0.004768 Jy ! Clean residual min=-0.005538 max=0.006289 Jy/beam ! Clean residual mean=-0.000020 rms=0.001357 Jy/beam ! Combined flux in latest and established models = 0.474911 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 11 model components to the UV plane model. ! The established model now contains 61 components and 0.474911 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.072901Jy sigma=0.996972 ! Fit after self-cal, rms=0.069622Jy sigma=0.959953 ! Inverting map ! Your choice of large map pixels excluded 0.289% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Added new window around map position (3.6, -5.2). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0069009 Jy ! Component: 100 - total flux cleaned = 0.00745078 Jy ! Component: 150 - total flux cleaned = 0.007604 Jy ! Component: 200 - total flux cleaned = 0.00774163 Jy ! Total flux subtracted in 200 components = 0.00774163 Jy ! Clean residual min=-0.005122 max=0.004295 Jy/beam ! Clean residual mean=0.000001 rms=0.001148 Jy/beam ! Combined flux in latest and established models = 0.482652 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 30 model components to the UV plane model. ! The established model now contains 84 components and 0.482652 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.068803Jy sigma=0.946938 ! Fit after self-cal, rms=0.068585Jy sigma=0.944771 ! Inverting map ! Your choice of large map pixels excluded 0.289% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec print "*** FINISHED NATURAL WEIGHTING CLEAN with shorter phase_soltime ***" ! *** FINISHED NATURAL WEIGHTING CLEAN with shorter phase_soltime *** ! dynam = dynam - 0.25 restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8051 x 2.107 at -2.15 degrees (North through East) ! Clean map min=-0.0047891 max=0.41666 Jy/beam if(peak(flux) > thresh) selfcal true, true, amp_soltime1 selfcal false, false, phase_soltime 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 false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true, amp_soltime2 selfcal false, false, phase_soltime 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 false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) print "************** FINISHED AMPLITUDE SELF-CAL **************" end if ! Performing amp+phase self-cal over 10 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.068585Jy sigma=0.944771 ! Fit after self-cal, rms=0.066085Jy sigma=0.912048 ! Performing phase self-cal over 0.5 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.066085Jy sigma=0.912048 ! Fit after self-cal, rms=0.066068Jy sigma=0.911886 ! Inverting map and beam ! Your choice of large map pixels excluded 0.289% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.8009 mas, bmaj=2.103 mas, bpa=-2.613 degrees ! Estimated noise=0.986693 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.00232057 Jy ! Component: 100 - total flux cleaned = -0.00252239 Jy ! Component: 150 - total flux cleaned = -0.00259659 Jy ! Component: 200 - total flux cleaned = -0.00245805 Jy ! Total flux subtracted in 200 components = -0.00245805 Jy ! Clean residual min=-0.004014 max=0.003052 Jy/beam ! Clean residual mean=-0.000007 rms=0.000887 Jy/beam ! Combined flux in latest and established models = 0.480194 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 12 model components to the UV plane model. ! The established model now contains 89 components and 0.480194 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065805Jy sigma=0.908451 ! Fit after self-cal, rms=0.065790Jy sigma=0.908323 ! Inverting map ! Your choice of large map pixels excluded 0.289% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Performing amp+phase self-cal over 1 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065790Jy sigma=0.908323 ! Fit after self-cal, rms=0.064061Jy sigma=0.881566 ! Performing phase self-cal over 0.5 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.064061Jy sigma=0.881566 ! Fit after self-cal, rms=0.064060Jy sigma=0.881556 ! Inverting map and beam ! Your choice of large map pixels excluded 0.289% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.8022 mas, bmaj=2.107 mas, bpa=-2.636 degrees ! Estimated noise=0.986278 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.00115373 Jy ! Component: 100 - total flux cleaned = -0.00115637 Jy ! Component: 150 - total flux cleaned = -0.00109749 Jy ! Component: 200 - total flux cleaned = -0.00109778 Jy ! Total flux subtracted in 200 components = -0.00109778 Jy ! Clean residual min=-0.003781 max=0.002975 Jy/beam ! Clean residual mean=-0.000004 rms=0.000852 Jy/beam ! Combined flux in latest and established models = 0.479096 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 16 model components to the UV plane model. ! The established model now contains 92 components and 0.479096 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.063937Jy sigma=0.880080 ! Fit after self-cal, rms=0.063933Jy sigma=0.880039 ! Inverting map ! Your choice of large map pixels excluded 0.289% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! ************** FINISHED AMPLITUDE SELF-CAL ************** uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.4 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.289% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=2.171 mas, bmaj=6.045 mas, bpa=0.04948 degrees ! Estimated noise=1.31546 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000305497 Jy ! Component: 100 - total flux cleaned = 0.000304584 Jy ! Component: 150 - total flux cleaned = 0.000334595 Jy ! Component: 200 - total flux cleaned = 0.000363649 Jy ! Total flux subtracted in 200 components = 0.000363649 Jy ! Clean residual min=-0.003819 max=0.003045 Jy/beam ! Clean residual mean=-0.000006 rms=0.001106 Jy/beam ! Combined flux in latest and established models = 0.47946 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 100 components and 0.47946 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.063931Jy sigma=0.880036 ! Fit after self-cal, rms=0.063932Jy sigma=0.879949 ! Inverting map ! Your choice of large map pixels excluded 0.289% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec uvtaper 0 ! No UV-taper is currently set. win_mult = win_mult / 1.4 print "************** FINISHED TAPERING SELF-CAL CLEAN **************" ! ************** FINISHED TAPERING SELF-CAL CLEAN ************** ! print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true,true,true ! clrmod: Cleared the established, tentative and continuum 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 0.289% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.6245 mas, bmaj=1.8 mas, bpa=-3.188 degrees ! Estimated noise=1.46448 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.364186 Jy ! Component: 100 - total flux cleaned = 0.421567 Jy ! Component: 150 - total flux cleaned = 0.442225 Jy ! Component: 200 - total flux cleaned = 0.452696 Jy ! Total flux subtracted in 200 components = 0.452696 Jy ! Clean residual min=-0.005009 max=0.005724 Jy/beam ! Clean residual mean=-0.000030 rms=0.001427 Jy/beam ! Combined flux in latest and established models = 0.452696 Jy uvw 0,-2 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -2. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 34 model components to the UV plane model. ! The established model now contains 34 components and 0.452696 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.289% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.8022 mas, bmaj=2.107 mas, bpa=-2.636 degrees ! Estimated noise=0.986278 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=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0107883 Jy ! Component: 100 - total flux cleaned = 0.0169127 Jy ! Component: 150 - total flux cleaned = 0.0198816 Jy ! Component: 200 - total flux cleaned = 0.0216944 Jy ! Total flux subtracted in 200 components = 0.0216944 Jy ! Clean residual min=-0.004327 max=0.003420 Jy/beam ! Clean residual mean=-0.000018 rms=0.000953 Jy/beam ! Combined flux in latest and established models = 0.474391 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 70 components and 0.474391 Jy ! Inverting map ! Your choice of large map pixels excluded 0.289% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.289% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=2.171 mas, bmaj=6.045 mas, bpa=0.04948 degrees ! Estimated noise=1.31546 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=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00330272 Jy ! Component: 100 - total flux cleaned = 0.00404044 Jy ! Component: 150 - total flux cleaned = 0.00423141 Jy ! Component: 200 - total flux cleaned = 0.00434259 Jy ! Total flux subtracted in 200 components = 0.00434259 Jy ! Clean residual min=-0.004287 max=0.003133 Jy/beam ! Clean residual mean=-0.000010 rms=0.001170 Jy/beam ! Combined flux in latest and established models = 0.478733 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 87 components and 0.478733 Jy ! Inverting map ! Your choice of large map pixels excluded 0.289% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec uvtaper 0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.289% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.8022 mas, bmaj=2.107 mas, bpa=-2.636 degrees ! Estimated noise=0.986278 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000524398 Jy ! Component: 100 - total flux cleaned = 0.000795412 Jy ! Component: 150 - total flux cleaned = 0.000910095 Jy ! Component: 200 - total flux cleaned = 0.00101367 Jy ! Total flux subtracted in 200 components = 0.00101367 Jy ! Clean residual min=-0.003916 max=0.003064 Jy/beam ! Clean residual mean=-0.000002 rms=0.000854 Jy/beam ! Combined flux in latest and established models = 0.479747 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 18 model components to the UV plane model. ! The established model now contains 100 components and 0.479747 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.063908Jy sigma=0.879725 ! Fit after self-cal, rms=0.063861Jy sigma=0.879176 wmodel J2250-2806_X_2006_12_18_yyk\_map.mod ! Writing 100 model components to file: J2250-2806_X_2006_12_18_yyk_map.mod wobs J2250-2806_X_2006_12_18_yyk\_uvs.fits ! Writing UV FITS file: J2250-2806_X_2006_12_18_yyk_uvs.fits wwins J2250-2806_X_2006_12_18_yyk\_map.win ! wwins: Wrote 3 windows to J2250-2806_X_2006_12_18_yyk_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 0.289% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000963275 Jy ! Component: 100 - total flux cleaned = -0.0018712 Jy ! Component: 150 - total flux cleaned = -0.00261052 Jy ! Component: 200 - total flux cleaned = -0.00317343 Jy ! Component: 250 - total flux cleaned = -0.00366824 Jy ! Component: 300 - total flux cleaned = -0.00410159 Jy ! Component: 350 - total flux cleaned = -0.00447773 Jy ! Component: 400 - total flux cleaned = -0.00472034 Jy ! Component: 450 - total flux cleaned = -0.00495778 Jy ! Component: 500 - total flux cleaned = -0.00518998 Jy ! Component: 550 - total flux cleaned = -0.00552902 Jy ! Component: 600 - total flux cleaned = -0.00578636 Jy ! Component: 650 - total flux cleaned = -0.00603874 Jy ! Component: 700 - total flux cleaned = -0.00621568 Jy ! Component: 750 - total flux cleaned = -0.00649291 Jy ! Component: 800 - total flux cleaned = -0.00669678 Jy ! Component: 850 - total flux cleaned = -0.0068974 Jy ! Component: 900 - total flux cleaned = -0.00699649 Jy ! Component: 950 - total flux cleaned = -0.00706226 Jy ! Component: 1000 - total flux cleaned = -0.00725305 Jy ! Component: 1050 - total flux cleaned = -0.00734662 Jy ! Component: 1100 - total flux cleaned = -0.00746909 Jy ! Component: 1150 - total flux cleaned = -0.00749933 Jy ! Component: 1200 - total flux cleaned = -0.00773711 Jy ! Component: 1250 - total flux cleaned = -0.00782532 Jy ! Component: 1300 - total flux cleaned = -0.00788379 Jy ! Component: 1350 - total flux cleaned = -0.00802665 Jy ! Component: 1400 - total flux cleaned = -0.0081114 Jy ! Component: 1450 - total flux cleaned = -0.00808326 Jy ! Component: 1500 - total flux cleaned = -0.00827633 Jy ! Component: 1550 - total flux cleaned = -0.00833079 Jy ! Component: 1600 - total flux cleaned = -0.00838503 Jy ! Component: 1650 - total flux cleaned = -0.00838566 Jy ! Component: 1700 - total flux cleaned = -0.00851739 Jy ! Component: 1750 - total flux cleaned = -0.00851753 Jy ! Component: 1800 - total flux cleaned = -0.00851748 Jy ! Component: 1850 - total flux cleaned = -0.00856842 Jy ! Component: 1900 - total flux cleaned = -0.00859348 Jy ! Component: 1950 - total flux cleaned = -0.00861817 Jy ! Component: 2000 - total flux cleaned = -0.00854394 Jy ! Total flux subtracted in 2048 components = -0.00864198 Jy ! Clean residual min=-0.001590 max=0.001610 Jy/beam ! Clean residual mean=-0.000008 rms=0.000458 Jy/beam ! Combined flux in latest and established models = 0.471105 Jy keep ! Adding 134 model components to the UV plane model. ! The established model now contains 234 components and 0.471105 Jy ![Exited script file: muppet] wmap "J2250-2806_X_2006_12_18_yyk\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.289% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8022 x 2.107 at -2.636 degrees (North through East) ! Clean map min=-0.0029574 max=0.41908 Jy/beam ! Writing clean map to FITS file: J2250-2806_X_2006_12_18_yyk_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.419082 invert ! Inverting map ! Your choice of large map pixels excluded 0.289% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000449863 device "J2250-2806_X_2006_12_18_yyk\_map.eps/VPS" ! Attempting to open device: 'J2250-2806_X_2006_12_18_yyk_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.322035 0.322035 0.644069 1.28814 2.57628 5.15255 10.3051 20.6102 41.2204 82.4408 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0013 print "peak=",int(peak_flux*1000)/1000 ! peak= 0.419 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8022 x 2.107 at -2.636 degrees (North through East) ! Clean map min=-0.0029574 max=0.41908 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2250-2806_X_2006_12_18_yyk\_map.gif/gif" ! Attempting to open device: 'J2250-2806_X_2006_12_18_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J2250-2806_X_2006_12_18_yyk_uvs.log closed on Mon Jun 16 20:08:24 2008