! Started logfile: J0636-2113_X_2005_07_09_yyk_uvs.log on Fri Jan 20 10:02:01 2006 obs J0636-2113_X_2005_07_09_yyk_uve.fits ! Reading UV FITS file: J0636-2113_X_2005_07_09_yyk_uve.fits ! AN table 1: 10 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.873333 visibilities/baseline/integration-bin. ! Found source: J0636-2113 ! ! 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 1480 lines of history. ! ! Reading 1572 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 J0636-2113_X_2005_07_09_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)= 0.26932 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 0.328% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.6558 mas, bmaj=1.756 mas, bpa=-3.438 degrees ! Estimated noise=1.34266 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 = 0.21865 Jy ! Component: 100 - total flux cleaned = 0.254221 Jy ! Total flux subtracted in 100 components = 0.254221 Jy ! Clean residual min=-0.008631 max=0.014495 Jy/beam ! Clean residual mean=-0.000044 rms=0.002368 Jy/beam ! Combined flux in latest and established models = 0.254221 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.254221 Jy ! ! Correcting IF 1. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.068221Jy sigma=1.179432 ! Fit after self-cal, rms=0.067791Jy sigma=1.174616 ! Inverting map and beam ! Your choice of large map pixels excluded 0.263% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=0.6558 mas, bmaj=1.755 mas, bpa=-3.399 degrees ! Estimated noise=1.34423 mJy/beam. ! Added new window around map position (2.2, 0.6). ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0177269 Jy ! Component: 100 - total flux cleaned = 0.0272844 Jy ! Total flux subtracted in 100 components = 0.0272844 Jy ! Clean residual min=-0.007108 max=0.007371 Jy/beam ! Clean residual mean=-0.000011 rms=0.001937 Jy/beam ! Combined flux in latest and established models = 0.281505 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 18 model components to the UV plane model. ! The established model now contains 24 components and 0.281505 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.063358Jy sigma=1.082984 ! Fit after self-cal, rms=0.063184Jy sigma=1.080077 ! Inverting map ! Your choice of large map pixels excluded 0.263% of the data. ! The x-axis pixel size should ideally be below 0.1988 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 0.263% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=0.8363 mas, bmaj=2.177 mas, bpa=-1.894 degrees ! Estimated noise=0.986003 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 = 0.00975486 Jy ! Component: 100 - total flux cleaned = 0.0142697 Jy ! Component: 150 - total flux cleaned = 0.0168069 Jy ! Component: 200 - total flux cleaned = 0.0177727 Jy ! Total flux subtracted in 200 components = 0.0177727 Jy ! Clean residual min=-0.006678 max=0.004860 Jy/beam ! Clean residual mean=0.000059 rms=0.001531 Jy/beam ! Combined flux in latest and established models = 0.299278 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 21 model components to the UV plane model. ! The established model now contains 42 components and 0.299278 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.062155Jy sigma=1.059217 ! Fit after self-cal, rms=0.062054Jy sigma=1.057649 ! Inverting map ! Your choice of large map pixels excluded 0.263% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8363 x 2.177 at -1.894 degrees (North through East) ! Clean map min=-0.0060211 max=0.25763 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: 1.00689 ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 1.03 KP 0.96 ! LA 1.02 MK 1.00 NL 0.99 OV 1.02 ! PT 0.98 SC 0.97 ! ! ! Correcting IF 2. ! Amplitude normalization factor in sub-array 1: 1.01891 ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 1.04 KP 0.87 ! LA 0.98 MK 0.99 NL 1.00 OV 1.01 ! PT 1.02 SC 0.94 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.00809 ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 0.97 KP 0.85 ! LA 1.00 MK 1.04 NL 0.97 OV 1.03 ! PT 1.07 SC 0.92 ! ! ! Correcting IF 4. ! Amplitude normalization factor in sub-array 1: 0.952942 ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.05 HN 1.01 KP 0.93 ! LA 1.01 MK 1.01 NL 0.99 OV 1.08 ! PT 1.12 SC 1.24 ! ! ! Fit before self-cal, rms=0.062054Jy sigma=1.057649 ! Fit after self-cal, rms=0.059252Jy sigma=1.003695 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=0.059252Jy sigma=1.003695 ! Fit after self-cal, rms=0.059245Jy sigma=1.003652 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.264% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=0.8408 mas, bmaj=2.189 mas, bpa=-1.727 degrees ! Estimated noise=0.981643 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 = 0.000253305 Jy ! Component: 100 - total flux cleaned = 0.000169623 Jy ! Component: 150 - total flux cleaned = 0.000138023 Jy ! Component: 200 - total flux cleaned = 8.15068e-05 Jy ! Total flux subtracted in 200 components = 8.15068e-05 Jy ! Clean residual min=-0.003397 max=0.003579 Jy/beam ! Clean residual mean=0.000023 rms=0.000988 Jy/beam ! Combined flux in latest and established models = 0.299359 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 53 components and 0.299359 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.059193Jy sigma=1.002603 ! Fit after self-cal, rms=0.059184Jy sigma=1.002498 ! Inverting map ! Your choice of large map pixels excluded 0.264% of the data. ! The x-axis pixel size should ideally be below 0.1988 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=0.059184Jy sigma=1.002498 ! Fit after self-cal, rms=0.056664Jy sigma=0.964374 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.264% of the data. ! The x-axis pixel size should ideally be below 0.1988 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 = 0.000518992 Jy ! Component: 100 - total flux cleaned = 0.000494874 Jy ! Component: 150 - total flux cleaned = 0.000472504 Jy ! Component: 200 - total flux cleaned = 0.0004728 Jy ! Total flux subtracted in 200 components = 0.0004728 Jy ! Clean residual min=-0.003380 max=0.003527 Jy/beam ! Clean residual mean=0.000024 rms=0.000971 Jy/beam ! Combined flux in latest and established models = 0.299832 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 18 model components to the UV plane model. ! The established model now contains 56 components and 0.299832 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.056648Jy sigma=0.964032 ! Fit after self-cal, rms=0.056395Jy sigma=0.961595 ! Inverting map ! Your choice of large map pixels excluded 0.264% of the data. ! The x-axis pixel size should ideally be below 0.1988 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: 0.8408 x 2.189 at -1.727 degrees (North through East) ! Clean map min=-0.0030991 max=0.25707 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=0.056395Jy sigma=0.961595 ! Fit after self-cal, rms=0.055174Jy sigma=0.922971 ! 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=0.055174Jy sigma=0.922971 ! Fit after self-cal, rms=0.055107Jy sigma=0.922659 ! Inverting map and beam ! Your choice of large map pixels excluded 0.264% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=0.8416 mas, bmaj=2.195 mas, bpa=-1.669 degrees ! Estimated noise=0.980413 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000297269 Jy ! Component: 100 - total flux cleaned = 0.000348534 Jy ! Component: 150 - total flux cleaned = 0.000347563 Jy ! Component: 200 - total flux cleaned = 0.000371046 Jy ! Total flux subtracted in 200 components = 0.000371046 Jy ! Clean residual min=-0.003437 max=0.003466 Jy/beam ! Clean residual mean=0.000015 rms=0.000875 Jy/beam ! Combined flux in latest and established models = 0.300203 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 58 components and 0.300203 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.055085Jy sigma=0.922269 ! Fit after self-cal, rms=0.055046Jy sigma=0.922178 ! Inverting map ! Your choice of large map pixels excluded 0.264% of the data. ! The x-axis pixel size should ideally be below 0.1988 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=0.055046Jy sigma=0.922178 ! Fit after self-cal, rms=0.054076Jy sigma=0.902107 ! 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=0.054076Jy sigma=0.902107 ! Fit after self-cal, rms=0.054055Jy sigma=0.902069 ! Inverting map and beam ! Your choice of large map pixels excluded 0.264% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=0.8418 mas, bmaj=2.197 mas, bpa=-1.578 degrees ! Estimated noise=0.982005 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000661101 Jy ! Component: 100 - total flux cleaned = 0.000785781 Jy ! Component: 150 - total flux cleaned = 0.000850963 Jy ! Component: 200 - total flux cleaned = 0.000910293 Jy ! Total flux subtracted in 200 components = 0.000910293 Jy ! Clean residual min=-0.003386 max=0.003494 Jy/beam ! Clean residual mean=0.000015 rms=0.000873 Jy/beam ! Combined flux in latest and established models = 0.301113 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 17 model components to the UV plane model. ! The established model now contains 62 components and 0.301114 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.054038Jy sigma=0.901741 ! Fit after self-cal, rms=0.054021Jy sigma=0.901703 ! Inverting map ! Your choice of large map pixels excluded 0.264% of the data. ! The x-axis pixel size should ideally be below 0.1988 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 0.264% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=2.255 mas, bmaj=5.045 mas, bpa=1.764 degrees ! Estimated noise=1.27683 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 = -0.000152182 Jy ! Component: 100 - total flux cleaned = -0.000131626 Jy ! Component: 150 - total flux cleaned = -0.000119667 Jy ! Component: 200 - total flux cleaned = -0.000157184 Jy ! Total flux subtracted in 200 components = -0.000157184 Jy ! Clean residual min=-0.003261 max=0.004124 Jy/beam ! Clean residual mean=0.000029 rms=0.001071 Jy/beam ! Combined flux in latest and established models = 0.300956 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 65 components and 0.300956 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.054025Jy sigma=0.901672 ! Fit after self-cal, rms=0.053997Jy sigma=0.901514 ! Inverting map ! Your choice of large map pixels excluded 0.264% of the data. ! The x-axis pixel size should ideally be below 0.1988 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 0.264% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=0.6572 mas, bmaj=1.77 mas, bpa=-3.627 degrees ! Estimated noise=1.35854 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.220928 Jy ! Component: 100 - total flux cleaned = 0.257134 Jy ! Component: 150 - total flux cleaned = 0.27413 Jy ! Component: 200 - total flux cleaned = 0.283789 Jy ! Total flux subtracted in 200 components = 0.283789 Jy ! Clean residual min=-0.005236 max=0.005454 Jy/beam ! Clean residual mean=-0.000020 rms=0.001321 Jy/beam ! Combined flux in latest and established models = 0.283789 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 25 model components to the UV plane model. ! The established model now contains 25 components and 0.283789 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.264% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=0.8418 mas, bmaj=2.197 mas, bpa=-1.578 degrees ! Estimated noise=0.982005 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 (1.6, 1). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00873818 Jy ! Component: 100 - total flux cleaned = 0.0130185 Jy ! Component: 150 - total flux cleaned = 0.0150867 Jy ! Component: 200 - total flux cleaned = 0.015567 Jy ! Total flux subtracted in 200 components = 0.015567 Jy ! Clean residual min=-0.003314 max=0.003332 Jy/beam ! Clean residual mean=0.000010 rms=0.000877 Jy/beam ! Combined flux in latest and established models = 0.299356 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 56 components and 0.299356 Jy ! Inverting map ! Your choice of large map pixels excluded 0.264% of the data. ! The x-axis pixel size should ideally be below 0.1988 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 0.264% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=2.255 mas, bmaj=5.045 mas, bpa=1.764 degrees ! Estimated noise=1.27683 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 = 0.000526686 Jy ! Component: 100 - total flux cleaned = 0.000558204 Jy ! Component: 150 - total flux cleaned = 0.000581851 Jy ! Component: 200 - total flux cleaned = 0.000600578 Jy ! Total flux subtracted in 200 components = 0.000600578 Jy ! Clean residual min=-0.003385 max=0.004027 Jy/beam ! Clean residual mean=0.000025 rms=0.001055 Jy/beam ! Combined flux in latest and established models = 0.299956 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 81 components and 0.299956 Jy ! Inverting map ! Your choice of large map pixels excluded 0.264% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec uvtaper 0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.264% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=0.8418 mas, bmaj=2.197 mas, bpa=-1.578 degrees ! Estimated noise=0.982005 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.000397743 Jy ! Component: 100 - total flux cleaned = -0.000355911 Jy ! Component: 150 - total flux cleaned = -0.000318114 Jy ! Component: 200 - total flux cleaned = -0.000317122 Jy ! Total flux subtracted in 200 components = -0.000317122 Jy ! Clean residual min=-0.003325 max=0.003401 Jy/beam ! Clean residual mean=0.000012 rms=0.000866 Jy/beam ! Combined flux in latest and established models = 0.299639 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 95 components and 0.299639 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.053957Jy sigma=0.900813 ! Fit after self-cal, rms=0.053930Jy sigma=0.900657 wmodel J0636-2113_X_2005_07_09_yyk\_map.mod ! Writing 95 model components to file: J0636-2113_X_2005_07_09_yyk_map.mod wobs J0636-2113_X_2005_07_09_yyk\_uvs.fits ! Writing UV FITS file: J0636-2113_X_2005_07_09_yyk_uvs.fits wwins J0636-2113_X_2005_07_09_yyk\_map.win ! wwins: Wrote 3 windows to J0636-2113_X_2005_07_09_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 0.264% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000378898 Jy ! Component: 100 - total flux cleaned = 0.00088483 Jy ! Component: 150 - total flux cleaned = 0.00131294 Jy ! Component: 200 - total flux cleaned = 0.00172168 Jy ! Component: 250 - total flux cleaned = 0.0021144 Jy ! Component: 300 - total flux cleaned = 0.00244781 Jy ! Component: 350 - total flux cleaned = 0.00277152 Jy ! Component: 400 - total flux cleaned = 0.00299574 Jy ! Component: 450 - total flux cleaned = 0.00321373 Jy ! Component: 500 - total flux cleaned = 0.00338424 Jy ! Component: 550 - total flux cleaned = 0.00355103 Jy ! Component: 600 - total flux cleaned = 0.00371366 Jy ! Component: 650 - total flux cleaned = 0.00383231 Jy ! Component: 700 - total flux cleaned = 0.00394901 Jy ! Component: 750 - total flux cleaned = 0.00402531 Jy ! Component: 800 - total flux cleaned = 0.00428708 Jy ! Component: 850 - total flux cleaned = 0.00450692 Jy ! Component: 900 - total flux cleaned = 0.00483074 Jy ! Component: 950 - total flux cleaned = 0.00507807 Jy ! Component: 1000 - total flux cleaned = 0.00535538 Jy ! Component: 1050 - total flux cleaned = 0.00566269 Jy ! Component: 1100 - total flux cleaned = 0.00593268 Jy ! Component: 1150 - total flux cleaned = 0.00623175 Jy ! Component: 1200 - total flux cleaned = 0.00655898 Jy ! Component: 1250 - total flux cleaned = 0.00684926 Jy ! Component: 1300 - total flux cleaned = 0.00700866 Jy ! Component: 1350 - total flux cleaned = 0.00729229 Jy ! Component: 1400 - total flux cleaned = 0.00750945 Jy ! Component: 1450 - total flux cleaned = 0.00781616 Jy ! Component: 1500 - total flux cleaned = 0.00805834 Jy ! Component: 1550 - total flux cleaned = 0.00817805 Jy ! Component: 1600 - total flux cleaned = 0.00844376 Jy ! Component: 1650 - total flux cleaned = 0.00859068 Jy ! Component: 1700 - total flux cleaned = 0.00890893 Jy ! Component: 1750 - total flux cleaned = 0.00902351 Jy ! Component: 1800 - total flux cleaned = 0.00919364 Jy ! Component: 1850 - total flux cleaned = 0.00950117 Jy ! Component: 1900 - total flux cleaned = 0.00955661 Jy ! Component: 1950 - total flux cleaned = 0.0097759 Jy ! Component: 2000 - total flux cleaned = 0.00988442 Jy ! Total flux subtracted in 2048 components = 0.0100996 Jy ! Clean residual min=-0.001578 max=0.001351 Jy/beam ! Clean residual mean=0.000005 rms=0.000507 Jy/beam ! Combined flux in latest and established models = 0.309739 Jy keep ! Adding 145 model components to the UV plane model. ! The established model now contains 240 components and 0.309739 Jy ![Exited script file: muppet] wmap "J0636-2113_X_2005_07_09_yyk\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.264% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8418 x 2.197 at -1.578 degrees (North through East) ! Clean map min=-0.0023468 max=0.25774 Jy/beam ! Writing clean map to FITS file: J0636-2113_X_2005_07_09_yyk_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.257742 invert ! Inverting map ! Your choice of large map pixels excluded 0.264% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000505275 device "J0636-2113_X_2005_07_09_yyk\_map.eps/VPS" ! Attempting to open device: 'J0636-2113_X_2005_07_09_yyk_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.588116 0.588116 1.17623 2.35246 4.70493 9.40985 18.8197 37.6394 75.2788 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak=",int(peak_flux*1000)/1000 ! peak= 0.257 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8418 x 2.197 at -1.578 degrees (North through East) ! Clean map min=-0.0023468 max=0.25774 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0636-2113_X_2005_07_09_yyk\_map.gif/gif" ! Attempting to open device: 'J0636-2113_X_2005_07_09_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J0636-2113_X_2005_07_09_yyk_uvs.log closed on Fri Jan 20 10:02:05 2006