! Started logfile: J0816-2421_X_2004_04_30_yyk_uvs.log on Wed Dec 7 00:10:35 2005 obs J0816-2421_X_2004_04_30_yyk_uve.fits ! Reading UV FITS file: J0816-2421_X_2004_04_30_yyk_uve.fits ! AN table 1: 11 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.822222 visibilities/baseline/integration-bin. ! Found source: J0816-2421 ! ! 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 1544 lines of history. ! ! Reading 1628 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 J0816-2421_X_2004_04_30_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)= 0.504709 Jy startmod ,phase_soltime ! Applying default point source starting model. ! Performing phase self-cal over 10 minute time intervals ! 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 13 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 13 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 13 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 13 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.520830Jy sigma=8.145706 ! Fit after self-cal, rms=0.520732Jy sigma=8.142890 ! 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 0.251% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=0.6679 mas, bmaj=1.787 mas, bpa=-2.145 degrees ! Estimated noise=1.69083 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 = 0.411919 Jy ! Component: 100 - total flux cleaned = 0.481324 Jy ! Total flux subtracted in 100 components = 0.481324 Jy ! Clean residual min=-0.012545 max=0.021120 Jy/beam ! Clean residual mean=-0.000061 rms=0.003527 Jy/beam ! Combined flux in latest and established models = 0.481324 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.481324 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.110352Jy sigma=1.411730 ! Fit after self-cal, rms=0.110353Jy sigma=1.411314 ! Inverting map ! Your choice of large map pixels excluded 0.251% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0293181 Jy ! Component: 100 - total flux cleaned = 0.0428318 Jy ! Total flux subtracted in 100 components = 0.0428318 Jy ! Clean residual min=-0.012129 max=0.010891 Jy/beam ! Clean residual mean=0.000002 rms=0.002864 Jy/beam ! Combined flux in latest and established models = 0.524156 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 16 model components to the UV plane model. ! The established model now contains 20 components and 0.524156 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.103305Jy sigma=1.242483 ! Fit after self-cal, rms=0.103319Jy sigma=1.242189 ! Inverting map ! Your choice of large map pixels excluded 0.251% of the data. ! The x-axis pixel size should ideally be below 0.1995 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 0.251% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=0.8692 mas, bmaj=2.313 mas, bpa=-3.775 degrees ! Estimated noise=1.10339 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 = 0.0103334 Jy ! Component: 100 - total flux cleaned = 0.0140266 Jy ! Component: 150 - total flux cleaned = 0.0144876 Jy ! Component: 200 - total flux cleaned = 0.0145521 Jy ! Total flux subtracted in 200 components = 0.0145521 Jy ! Clean residual min=-0.011999 max=0.008300 Jy/beam ! Clean residual mean=0.000081 rms=0.002553 Jy/beam ! Combined flux in latest and established models = 0.538708 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 18 model components to the UV plane model. ! The established model now contains 31 components and 0.538708 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.102892Jy sigma=1.228151 ! Fit after self-cal, rms=0.102868Jy sigma=1.228068 ! Inverting map ! Your choice of large map pixels excluded 0.251% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! selflims ampcor_selflim ! Selfcal amplitude corrections will be limited to 0.833333 -> 1.2. ! Selfcal phase corrections will not be limited. gscale ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Amplitude normalization factor in sub-array 1: 1.00516 ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 HN 1.04 KP 0.97 ! LA 0.98 MK 0.98 NL 1.04 OV 0.99 ! PT 1.00 SC 0.98 ! ! ! Correcting IF 2. ! Amplitude normalization factor in sub-array 1: 1.0053 ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 1.08 KP 0.92 ! LA 0.98 MK 0.99 NL 1.02 OV 0.96 ! PT 1.03 SC 0.98 ! ! ! Correcting IF 3. ! Amplitude normalization factor in sub-array 1: 1.00177 ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.06 HN 0.95 KP 0.86 ! LA 0.97 MK 1.04 NL 1.03 OV 1.00 ! PT 1.06 SC 1.01 ! ! ! Correcting IF 4. ! Amplitude normalization factor in sub-array 1: 0.979435 ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.07 HN 1.03 KP 0.89 ! LA 0.96 MK 1.03 NL 1.04 OV 1.02 ! PT 1.10 SC 1.02 ! ! ! Fit before self-cal, rms=0.102868Jy sigma=1.228068 ! Fit after self-cal, rms=0.097374Jy sigma=1.115658 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=0.097374Jy sigma=1.115658 ! Fit after self-cal, rms=0.097379Jy sigma=1.115634 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.251% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=0.875 mas, bmaj=2.318 mas, bpa=-3.448 degrees ! Estimated noise=1.09989 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 = -0.00274134 Jy ! Component: 100 - total flux cleaned = -0.00301596 Jy ! Component: 150 - total flux cleaned = -0.00311233 Jy ! Component: 200 - total flux cleaned = -0.0032001 Jy ! Total flux subtracted in 200 components = -0.0032001 Jy ! Clean residual min=-0.004904 max=0.006128 Jy/beam ! Clean residual mean=0.000021 rms=0.001402 Jy/beam ! Combined flux in latest and established models = 0.535508 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 13 model components to the UV plane model. ! The established model now contains 40 components and 0.535508 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.097259Jy sigma=1.114122 ! Fit after self-cal, rms=0.097249Jy sigma=1.114100 ! Inverting map ! Your choice of large map pixels excluded 0.251% of the data. ! The x-axis pixel size should ideally be below 0.1995 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=0.097249Jy sigma=1.114100 ! Fit after self-cal, rms=0.093965Jy sigma=1.064997 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.251% of the data. ! The x-axis pixel size should ideally be below 0.1995 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 = 0.000342953 Jy ! Component: 100 - total flux cleaned = 0.000260454 Jy ! Component: 150 - total flux cleaned = 0.000180671 Jy ! Component: 200 - total flux cleaned = 0.000107197 Jy ! Total flux subtracted in 200 components = 0.000107197 Jy ! Clean residual min=-0.004825 max=0.005916 Jy/beam ! Clean residual mean=0.000021 rms=0.001355 Jy/beam ! Combined flux in latest and established models = 0.535615 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 13 model components to the UV plane model. ! The established model now contains 46 components and 0.535615 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.093963Jy sigma=1.064422 ! Fit after self-cal, rms=0.093746Jy sigma=1.058640 ! Inverting map ! Your choice of large map pixels excluded 0.251% of the data. ! The x-axis pixel size should ideally be below 0.1995 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: 0.875 x 2.318 at -3.448 degrees (North through East) ! Clean map min=-0.0043447 max=0.49529 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=0.093746Jy sigma=1.058640 ! Fit after self-cal, rms=0.092069Jy sigma=1.021323 ! 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=0.092069Jy sigma=1.021323 ! Fit after self-cal, rms=0.092096Jy sigma=1.020172 ! Inverting map and beam ! Your choice of large map pixels excluded 0.251% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=0.8786 mas, bmaj=2.327 mas, bpa=-3.351 degrees ! Estimated noise=1.09285 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.00310218 Jy ! Component: 100 - total flux cleaned = -0.00393083 Jy ! Component: 150 - total flux cleaned = -0.00393063 Jy ! Component: 200 - total flux cleaned = -0.00396049 Jy ! Total flux subtracted in 200 components = -0.00396049 Jy ! Clean residual min=-0.003993 max=0.004399 Jy/beam ! Clean residual mean=0.000024 rms=0.001089 Jy/beam ! Combined flux in latest and established models = 0.531655 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 53 components and 0.531655 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.091978Jy sigma=1.018452 ! Fit after self-cal, rms=0.092003Jy sigma=1.018155 ! Inverting map ! Your choice of large map pixels excluded 0.251% of the data. ! The x-axis pixel size should ideally be below 0.1995 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=0.092003Jy sigma=1.018155 ! Fit after self-cal, rms=0.091195Jy sigma=0.990059 ! 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=0.091195Jy sigma=0.990059 ! Fit after self-cal, rms=0.091202Jy sigma=0.989953 ! Inverting map and beam ! Your choice of large map pixels excluded 0.251% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=0.8801 mas, bmaj=2.331 mas, bpa=-3.436 degrees ! Estimated noise=1.09286 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000230529 Jy ! Component: 100 - total flux cleaned = 0.000192866 Jy ! Component: 150 - total flux cleaned = 0.00019124 Jy ! Component: 200 - total flux cleaned = 0.000190061 Jy ! Total flux subtracted in 200 components = 0.000190061 Jy ! Clean residual min=-0.003980 max=0.004324 Jy/beam ! Clean residual mean=0.000020 rms=0.001022 Jy/beam ! Combined flux in latest and established models = 0.531845 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 54 components and 0.531845 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.091186Jy sigma=0.989426 ! Fit after self-cal, rms=0.091189Jy sigma=0.989385 ! Inverting map ! Your choice of large map pixels excluded 0.251% of the data. ! The x-axis pixel size should ideally be below 0.1995 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 0.251% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=2.443 mas, bmaj=5.968 mas, bpa=4.281 degrees ! Estimated noise=1.38697 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 = -0.000367884 Jy ! Component: 100 - total flux cleaned = -0.000379211 Jy ! Component: 150 - total flux cleaned = -0.000390392 Jy ! Component: 200 - total flux cleaned = -0.000389327 Jy ! Total flux subtracted in 200 components = -0.000389327 Jy ! Clean residual min=-0.003154 max=0.003621 Jy/beam ! Clean residual mean=0.000035 rms=0.001206 Jy/beam ! Combined flux in latest and established models = 0.531455 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 5 model components to the UV plane model. ! The established model now contains 56 components and 0.531455 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.091186Jy sigma=0.989334 ! Fit after self-cal, rms=0.091185Jy sigma=0.989285 ! Inverting map ! Your choice of large map pixels excluded 0.251% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec uvtaper 0,0 ! 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 0.251% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=0.6718 mas, bmaj=1.795 mas, bpa=-1.938 degrees ! Estimated noise=1.69332 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.412979 Jy ! Component: 100 - total flux cleaned = 0.480399 Jy ! Component: 150 - total flux cleaned = 0.50791 Jy ! Component: 200 - total flux cleaned = 0.520072 Jy ! Total flux subtracted in 200 components = 0.520072 Jy ! Clean residual min=-0.006761 max=0.007353 Jy/beam ! Clean residual mean=-0.000013 rms=0.001843 Jy/beam ! Combined flux in latest and established models = 0.520072 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.520072 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.251% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=0.8801 mas, bmaj=2.331 mas, bpa=-3.436 degrees ! Estimated noise=1.09286 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 = 0.00802945 Jy ! Component: 100 - total flux cleaned = 0.01066 Jy ! Component: 150 - total flux cleaned = 0.0110305 Jy ! Component: 200 - total flux cleaned = 0.0111518 Jy ! Total flux subtracted in 200 components = 0.0111518 Jy ! Clean residual min=-0.003943 max=0.004265 Jy/beam ! Clean residual mean=0.000018 rms=0.001030 Jy/beam ! Combined flux in latest and established models = 0.531223 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 26 components and 0.531223 Jy ! Inverting map ! Your choice of large map pixels excluded 0.251% of the data. ! The x-axis pixel size should ideally be below 0.1995 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 0.251% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=2.443 mas, bmaj=5.968 mas, bpa=4.281 degrees ! Estimated noise=1.38697 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 = 7.44002e-06 Jy ! Component: 100 - total flux cleaned = 7.36354e-06 Jy ! Component: 150 - total flux cleaned = 9.09349e-06 Jy ! Component: 200 - total flux cleaned = 9.39578e-06 Jy ! Total flux subtracted in 200 components = 9.39578e-06 Jy ! Clean residual min=-0.003231 max=0.003616 Jy/beam ! Clean residual mean=0.000034 rms=0.001206 Jy/beam ! Combined flux in latest and established models = 0.531233 Jy ! Adding 8 model components to the UV plane model. ! The established model now contains 33 components and 0.531233 Jy ! Inverting map ! Your choice of large map pixels excluded 0.251% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.251% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=0.8801 mas, bmaj=2.331 mas, bpa=-3.436 degrees ! Estimated noise=1.09286 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000356327 Jy ! Component: 100 - total flux cleaned = 0.000321208 Jy ! Component: 150 - total flux cleaned = 0.000261126 Jy ! Component: 200 - total flux cleaned = 0.000235365 Jy ! Total flux subtracted in 200 components = 0.000235365 Jy ! Clean residual min=-0.003903 max=0.004279 Jy/beam ! Clean residual mean=0.000019 rms=0.001024 Jy/beam ! Combined flux in latest and established models = 0.531468 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 16 model components to the UV plane model. ! The established model now contains 43 components and 0.531468 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.091195Jy sigma=0.989126 ! Fit after self-cal, rms=0.091184Jy sigma=0.989106 wmodel J0816-2421_X_2004_04_30_yyk\_map.mod ! Writing 43 model components to file: J0816-2421_X_2004_04_30_yyk_map.mod wobs J0816-2421_X_2004_04_30_yyk\_uvs.fits ! Writing UV FITS file: J0816-2421_X_2004_04_30_yyk_uvs.fits wwins J0816-2421_X_2004_04_30_yyk\_map.win ! wwins: Wrote 1 windows to J0816-2421_X_2004_04_30_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 0.251% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000679961 Jy ! Component: 100 - total flux cleaned = 0.000548668 Jy ! Component: 150 - total flux cleaned = 0.000424505 Jy ! Component: 200 - total flux cleaned = 0.000363848 Jy ! Component: 250 - total flux cleaned = 0.000193563 Jy ! Component: 300 - total flux cleaned = 0.000138046 Jy ! Component: 350 - total flux cleaned = -0.000132968 Jy ! Component: 400 - total flux cleaned = -0.000237845 Jy ! Component: 450 - total flux cleaned = -0.000340685 Jy ! Component: 500 - total flux cleaned = -0.00044173 Jy ! Component: 550 - total flux cleaned = -0.000491707 Jy ! Component: 600 - total flux cleaned = -0.000637987 Jy ! Component: 650 - total flux cleaned = -0.000828778 Jy ! Component: 700 - total flux cleaned = -0.00101628 Jy ! Component: 750 - total flux cleaned = -0.00120095 Jy ! Component: 800 - total flux cleaned = -0.001383 Jy ! Component: 850 - total flux cleaned = -0.00169528 Jy ! Component: 900 - total flux cleaned = -0.00182695 Jy ! Component: 950 - total flux cleaned = -0.00208693 Jy ! Component: 1000 - total flux cleaned = -0.00225663 Jy ! Component: 1050 - total flux cleaned = -0.0023397 Jy ! Component: 1100 - total flux cleaned = -0.00254645 Jy ! Component: 1150 - total flux cleaned = -0.00266832 Jy ! Component: 1200 - total flux cleaned = -0.00274826 Jy ! Component: 1250 - total flux cleaned = -0.0027079 Jy ! Component: 1300 - total flux cleaned = -0.0027076 Jy ! Component: 1350 - total flux cleaned = -0.00270738 Jy ! Component: 1400 - total flux cleaned = -0.00270701 Jy ! Component: 1450 - total flux cleaned = -0.00278208 Jy ! Component: 1500 - total flux cleaned = -0.00285629 Jy ! Component: 1550 - total flux cleaned = -0.00278241 Jy ! Component: 1600 - total flux cleaned = -0.00289201 Jy ! Component: 1650 - total flux cleaned = -0.00285582 Jy ! Component: 1700 - total flux cleaned = -0.00289192 Jy ! Component: 1750 - total flux cleaned = -0.00303329 Jy ! Component: 1800 - total flux cleaned = -0.00313861 Jy ! Component: 1850 - total flux cleaned = -0.00306914 Jy ! Component: 1900 - total flux cleaned = -0.00330964 Jy ! Component: 1950 - total flux cleaned = -0.0033435 Jy ! Component: 2000 - total flux cleaned = -0.00341118 Jy ! Total flux subtracted in 2048 components = -0.00331127 Jy ! Clean residual min=-0.001788 max=0.002224 Jy/beam ! Clean residual mean=0.000007 rms=0.000637 Jy/beam ! Combined flux in latest and established models = 0.528157 Jy keep ! Adding 133 model components to the UV plane model. ! The established model now contains 176 components and 0.528157 Jy ![Exited script file: muppet] wmap "J0816-2421_X_2004_04_30_yyk\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.251% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8801 x 2.331 at -3.436 degrees (North through East) ! Clean map min=-0.0031256 max=0.49267 Jy/beam ! Writing clean map to FITS file: J0816-2421_X_2004_04_30_yyk_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.492674 invert ! Inverting map ! Your choice of large map pixels excluded 0.251% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000628496 device "J0816-2421_X_2004_04_30_yyk\_map.eps/VPS" ! Attempting to open device: 'J0816-2421_X_2004_04_30_yyk_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.382705 0.382705 0.765411 1.53082 3.06164 6.12328 12.2466 24.4931 48.9863 97.9726 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0018 print "peak=",int(peak_flux*1000)/1000 ! peak= 0.492 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8801 x 2.331 at -3.436 degrees (North through East) ! Clean map min=-0.0031256 max=0.49267 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0816-2421_X_2004_04_30_yyk\_map.gif/gif" ! Attempting to open device: 'J0816-2421_X_2004_04_30_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J0816-2421_X_2004_04_30_yyk_uvs.log closed on Wed Dec 7 00:10:39 2005