! Started logfile: J0935-3332_X_2002_05_14_yyk_uvs.log on Tue Jun 26 22:38:05 2007 obs J0935-3332_X_2002_05_14_yyk_uva.fits ! Reading UV FITS file: J0935-3332_X_2002_05_14_yyk_uva.fits ! AN table 1: 76 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.942398 visibilities/baseline/integration-bin. ! Found source: J0935-3332 ! ! 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 8.40947e+09 8e+06 1 8e+06 ! 02 2 8.47947e+09 8e+06 1 8e+06 ! 03 3 8.79447e+09 8e+06 1 8e+06 ! 04 4 8.89947e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1076 lines of history. ! ! Reading 12892 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 J0935-3332_X_2002_05_14_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)= 0.31099 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 0.549% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.6277 mas, bmaj=1.766 mas, bpa=0.7864 degrees ! Estimated noise=1861.83 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 = 0.126566 Jy ! Component: 100 - total flux cleaned = 0.156193 Jy ! Total flux subtracted in 100 components = 0.156193 Jy ! Clean residual min=-0.012622 max=0.025012 Jy/beam ! Clean residual mean=-0.000035 rms=0.003821 Jy/beam ! Combined flux in latest and established models = 0.156193 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.156193 Jy ! ! Correcting IF 1. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.272683Jy sigma=0.001350 ! Fit after self-cal, rms=0.271960Jy sigma=0.001346 ! Inverting map and beam ! Your choice of large map pixels excluded 0.549% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.6277 mas, bmaj=1.766 mas, bpa=0.7864 degrees ! Estimated noise=1861.83 mJy/beam. ! Added new window around map position (-0.8, 1.8). ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0245701 Jy ! Component: 100 - total flux cleaned = 0.0364074 Jy ! Total flux subtracted in 100 components = 0.0364074 Jy ! Clean residual min=-0.011942 max=0.015987 Jy/beam ! Clean residual mean=-0.000006 rms=0.003228 Jy/beam ! Combined flux in latest and established models = 0.1926 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 16 model components to the UV plane model. ! The established model now contains 21 components and 0.1926 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.269982Jy sigma=0.001328 ! Fit after self-cal, rms=0.269726Jy sigma=0.001325 ! Inverting map ! Your choice of large map pixels excluded 0.549% 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 0.549% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.886 mas, bmaj=2.357 mas, bpa=4.611 degrees ! Estimated noise=976.094 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 = 0.0133348 Jy ! Component: 100 - total flux cleaned = 0.0180942 Jy ! Component: 150 - total flux cleaned = 0.0188334 Jy ! Component: 200 - total flux cleaned = 0.0193641 Jy ! Total flux subtracted in 200 components = 0.0193641 Jy ! Clean residual min=-0.008207 max=0.009028 Jy/beam ! Clean residual mean=0.000049 rms=0.002241 Jy/beam ! Combined flux in latest and established models = 0.211965 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 32 components and 0.211965 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.269181Jy sigma=0.001321 ! Fit after self-cal, rms=0.269156Jy sigma=0.001321 ! Inverting map ! Your choice of large map pixels excluded 0.549% 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: 0.886 x 2.357 at 4.611 degrees (North through East) ! Clean map min=-0.0075747 max=0.14333 Jy/beam if(peak(flux) < thresh*2) selflims ampcor_selflim end if ! 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 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KP 1.00* ! LA 1.00* NL 1.00* OV 1.00* PT 1.00* ! SC 1.00* MK 1.00* ! ! ! Correcting IF 2. ! Amplitude normalization factor in sub-array 1: 1 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KP 1.00* ! LA 1.00* NL 1.00* OV 1.00* PT 1.00* ! SC 1.00* MK 1.00* ! ! ! Correcting IF 3. ! Amplitude normalization factor in sub-array 1: 1 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KP 1.00* ! LA 1.00* NL 1.00* OV 1.00* PT 1.00* ! SC 1.00* MK 1.00* ! ! ! Correcting IF 4. ! Amplitude normalization factor in sub-array 1: 1 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KP 1.00* ! LA 1.00* NL 1.00* OV 1.00* PT 1.00* ! SC 1.00* MK 1.00* ! ! ! Fit before self-cal, rms=0.269156Jy sigma=0.001321 ! Fit after self-cal, rms=0.269156Jy sigma=0.001321 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=0.269156Jy sigma=0.001321 ! Fit after self-cal, rms=0.269157Jy sigma=0.001321 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.549% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.886 mas, bmaj=2.357 mas, bpa=4.611 degrees ! Estimated noise=976.094 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 = 0.00151554 Jy ! Component: 100 - total flux cleaned = 0.00175494 Jy ! Component: 150 - total flux cleaned = 0.00185944 Jy ! Component: 200 - total flux cleaned = 0.00205571 Jy ! Total flux subtracted in 200 components = 0.00205571 Jy ! Clean residual min=-0.007987 max=0.008106 Jy/beam ! Clean residual mean=0.000055 rms=0.002210 Jy/beam ! Combined flux in latest and established models = 0.21402 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 35 components and 0.21402 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.268885Jy sigma=0.001320 ! Fit after self-cal, rms=0.268876Jy sigma=0.001320 ! Inverting map ! Your choice of large map pixels excluded 0.549% 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=0.268876Jy sigma=0.001320 ! Fit after self-cal, rms=0.264993Jy sigma=0.001299 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.549% 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 = 0.00281525 Jy ! Component: 100 - total flux cleaned = 0.00302039 Jy ! Component: 150 - total flux cleaned = 0.00315735 Jy ! Component: 200 - total flux cleaned = 0.0032182 Jy ! Total flux subtracted in 200 components = 0.0032182 Jy ! Clean residual min=-0.007142 max=0.006620 Jy/beam ! Clean residual mean=0.000052 rms=0.002049 Jy/beam ! Combined flux in latest and established models = 0.217238 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 42 components and 0.217238 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.264967Jy sigma=0.001298 ! Fit after self-cal, rms=0.264518Jy sigma=0.001296 ! Inverting map ! Your choice of large map pixels excluded 0.549% 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: 0.886 x 2.357 at 4.611 degrees (North through East) ! Clean map min=-0.006436 max=0.14159 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=0.264518Jy sigma=0.001296 ! Fit after self-cal, rms=0.264518Jy sigma=0.001296 ! 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=0.264518Jy sigma=0.001296 ! Fit after self-cal, rms=0.264304Jy sigma=0.001295 ! Inverting map and beam ! Your choice of large map pixels excluded 0.549% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.886 mas, bmaj=2.357 mas, bpa=4.611 degrees ! Estimated noise=976.094 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000381672 Jy ! Component: 100 - total flux cleaned = 0.000389891 Jy ! Component: 150 - total flux cleaned = 0.00038849 Jy ! Component: 200 - total flux cleaned = 0.000299552 Jy ! Total flux subtracted in 200 components = 0.000299552 Jy ! Clean residual min=-0.007124 max=0.006379 Jy/beam ! Clean residual mean=0.000051 rms=0.002009 Jy/beam ! Combined flux in latest and established models = 0.217538 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 49 components and 0.217538 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.264300Jy sigma=0.001294 ! Fit after self-cal, rms=0.264196Jy sigma=0.001294 ! Inverting map ! Your choice of large map pixels excluded 0.549% 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=0.264196Jy sigma=0.001294 ! Fit after self-cal, rms=0.262854Jy sigma=0.001294 ! 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=0.262854Jy sigma=0.001294 ! Fit after self-cal, rms=0.262858Jy sigma=0.001294 ! Inverting map and beam ! Your choice of large map pixels excluded 0.549% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.8878 mas, bmaj=2.354 mas, bpa=4.338 degrees ! Estimated noise=964.316 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.00277275 Jy ! Component: 100 - total flux cleaned = -0.0033622 Jy ! Component: 150 - total flux cleaned = -0.0035297 Jy ! Component: 200 - total flux cleaned = -0.00360364 Jy ! Total flux subtracted in 200 components = -0.00360364 Jy ! Clean residual min=-0.007143 max=0.006092 Jy/beam ! Clean residual mean=0.000039 rms=0.001894 Jy/beam ! Combined flux in latest and established models = 0.213934 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 52 components and 0.213934 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.262823Jy sigma=0.001294 ! Fit after self-cal, rms=0.262784Jy sigma=0.001294 ! Inverting map ! Your choice of large map pixels excluded 0.549% 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 0.549% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=2.41 mas, bmaj=8.415 mas, bpa=7.526 degrees ! Estimated noise=1207.87 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 = -0.000501268 Jy ! Component: 100 - total flux cleaned = -0.000500394 Jy ! Component: 150 - total flux cleaned = -0.000502015 Jy ! Component: 200 - total flux cleaned = -0.000594732 Jy ! Total flux subtracted in 200 components = -0.000594732 Jy ! Clean residual min=-0.006803 max=0.006639 Jy/beam ! Clean residual mean=0.000079 rms=0.002519 Jy/beam ! Combined flux in latest and established models = 0.21334 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 4 model components to the UV plane model. ! The established model now contains 54 components and 0.21334 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.262848Jy sigma=0.001294 ! Fit after self-cal, rms=0.262778Jy sigma=0.001294 ! Inverting map ! Your choice of large map pixels excluded 0.549% 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 0.549% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.6286 mas, bmaj=1.766 mas, bpa=0.6781 degrees ! Estimated noise=1838.91 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.135546 Jy ! Component: 100 - total flux cleaned = 0.170427 Jy ! Component: 150 - total flux cleaned = 0.185827 Jy ! Component: 200 - total flux cleaned = 0.195401 Jy ! Total flux subtracted in 200 components = 0.195401 Jy ! Clean residual min=-0.009493 max=0.012549 Jy/beam ! Clean residual mean=-0.000007 rms=0.002692 Jy/beam ! Combined flux in latest and established models = 0.195401 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 30 model components to the UV plane model. ! The established model now contains 30 components and 0.195401 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.549% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.8878 mas, bmaj=2.354 mas, bpa=4.338 degrees ! Estimated noise=964.316 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) ! Added new window around map position (6.8, -19.4). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0135408 Jy ! Component: 100 - total flux cleaned = 0.0153316 Jy ! Component: 150 - total flux cleaned = 0.0155192 Jy ! Component: 200 - total flux cleaned = 0.0158325 Jy ! Total flux subtracted in 200 components = 0.0158325 Jy ! Clean residual min=-0.006789 max=0.006501 Jy/beam ! Clean residual mean=0.000032 rms=0.001873 Jy/beam ! Combined flux in latest and established models = 0.211234 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 55 components and 0.211233 Jy ! Inverting map ! Your choice of large map pixels excluded 0.549% 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 0.549% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=2.41 mas, bmaj=8.415 mas, bpa=7.526 degrees ! Estimated noise=1207.87 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 = 0.00146068 Jy ! Component: 100 - total flux cleaned = 0.00132658 Jy ! Component: 150 - total flux cleaned = 0.00132716 Jy ! Component: 200 - total flux cleaned = 0.00122125 Jy ! Total flux subtracted in 200 components = 0.00122125 Jy ! Clean residual min=-0.007409 max=0.006521 Jy/beam ! Clean residual mean=0.000083 rms=0.002446 Jy/beam ! Combined flux in latest and established models = 0.212455 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 64 components and 0.212455 Jy ! Inverting map ! Your choice of large map pixels excluded 0.549% 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 0.549% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.8878 mas, bmaj=2.354 mas, bpa=4.338 degrees ! Estimated noise=964.316 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.000776384 Jy ! Component: 100 - total flux cleaned = -0.000597469 Jy ! Component: 150 - total flux cleaned = -0.000452071 Jy ! Component: 200 - total flux cleaned = -0.000451719 Jy ! Total flux subtracted in 200 components = -0.000451719 Jy ! Clean residual min=-0.006381 max=0.005428 Jy/beam ! Clean residual mean=0.000037 rms=0.001767 Jy/beam ! Combined flux in latest and established models = 0.212003 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 17 model components to the UV plane model. ! The established model now contains 79 components and 0.212003 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.262291Jy sigma=0.001292 ! Fit after self-cal, rms=0.262196Jy sigma=0.001292 wmodel J0935-3332_X_2002_05_14_yyk\_map.mod ! Writing 79 model components to file: J0935-3332_X_2002_05_14_yyk_map.mod wobs J0935-3332_X_2002_05_14_yyk\_uvs.fits ! Writing UV FITS file: J0935-3332_X_2002_05_14_yyk_uvs.fits wwins J0935-3332_X_2002_05_14_yyk\_map.win ! wwins: Wrote 3 windows to J0935-3332_X_2002_05_14_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 0.549% 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 = -0.00269276 Jy ! Component: 100 - total flux cleaned = -0.0039777 Jy ! Component: 150 - total flux cleaned = -0.00471699 Jy ! Component: 200 - total flux cleaned = -0.0049782 Jy ! Component: 250 - total flux cleaned = -0.00497754 Jy ! Component: 300 - total flux cleaned = -0.00497652 Jy ! Component: 350 - total flux cleaned = -0.00505242 Jy ! Component: 400 - total flux cleaned = -0.0052004 Jy ! Component: 450 - total flux cleaned = -0.00520128 Jy ! Component: 500 - total flux cleaned = -0.00513288 Jy ! Component: 550 - total flux cleaned = -0.00520051 Jy ! Component: 600 - total flux cleaned = -0.00539946 Jy ! Component: 650 - total flux cleaned = -0.00553071 Jy ! Component: 700 - total flux cleaned = -0.00521286 Jy ! Component: 750 - total flux cleaned = -0.00515063 Jy ! Component: 800 - total flux cleaned = -0.00502767 Jy ! Component: 850 - total flux cleaned = -0.00466677 Jy ! Component: 900 - total flux cleaned = -0.00454904 Jy ! Component: 950 - total flux cleaned = -0.00460811 Jy ! Component: 1000 - total flux cleaned = -0.00460763 Jy ! Component: 1050 - total flux cleaned = -0.00449541 Jy ! Component: 1100 - total flux cleaned = -0.00460527 Jy ! Component: 1150 - total flux cleaned = -0.00482196 Jy ! Component: 1200 - total flux cleaned = -0.00503578 Jy ! Component: 1250 - total flux cleaned = -0.00508801 Jy ! Component: 1300 - total flux cleaned = -0.00519185 Jy ! Component: 1350 - total flux cleaned = -0.00534524 Jy ! Component: 1400 - total flux cleaned = -0.00544564 Jy ! Component: 1450 - total flux cleaned = -0.00534615 Jy ! Component: 1500 - total flux cleaned = -0.00559354 Jy ! Component: 1550 - total flux cleaned = -0.00569145 Jy ! Component: 1600 - total flux cleaned = -0.00583539 Jy ! Component: 1650 - total flux cleaned = -0.00593087 Jy ! Component: 1700 - total flux cleaned = -0.0060258 Jy ! Component: 1750 - total flux cleaned = -0.00625797 Jy ! Component: 1800 - total flux cleaned = -0.00630435 Jy ! Component: 1850 - total flux cleaned = -0.00635079 Jy ! Component: 1900 - total flux cleaned = -0.00657647 Jy ! Component: 1950 - total flux cleaned = -0.00653241 Jy ! Component: 2000 - total flux cleaned = -0.00670924 Jy ! Total flux subtracted in 2048 components = -0.00670949 Jy ! Clean residual min=-0.002507 max=0.002787 Jy/beam ! Clean residual mean=0.000016 rms=0.000872 Jy/beam ! Combined flux in latest and established models = 0.205294 Jy keep ! Adding 126 model components to the UV plane model. ! The established model now contains 205 components and 0.205294 Jy ![Exited script file: muppet] wmap "J0935-3332_X_2002_05_14_yyk\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.549% 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: 0.8878 x 2.354 at 4.338 degrees (North through East) ! Clean map min=-0.0071387 max=0.14046 Jy/beam ! Writing clean map to FITS file: J0935-3332_X_2002_05_14_yyk_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.140457 invert ! Inverting map ! Your choice of large map pixels excluded 0.549% 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 0.000850154 device "J0935-3332_X_2002_05_14_yyk\_map.eps/VPS" ! Attempting to open device: 'J0935-3332_X_2002_05_14_yyk_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.81583 1.81583 3.63166 7.26332 14.5266 29.0533 58.1066 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0025 print "peak=",int(peak_flux*1000)/1000 ! peak= 0.14 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8878 x 2.354 at 4.338 degrees (North through East) ! Clean map min=-0.0071387 max=0.14046 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0935-3332_X_2002_05_14_yyk\_map.gif/gif" ! Attempting to open device: 'J0935-3332_X_2002_05_14_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J0935-3332_X_2002_05_14_yyk_uvs.log closed on Tue Jun 26 22:38:13 2007