! Started logfile: J1714-2514_S_2002_05_14_yyk_uvs.log on Tue Jun 26 22:59:59 2007
obs J1714-2514_S_2002_05_14_yyk_uva.fits
! Reading UV FITS file: J1714-2514_S_2002_05_14_yyk_uva.fits
! AN table 1: 110 integrations on 45 of 45 possible baselines.
! Apparent sampling: 0.145253 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: J1714-2514
! 
! 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  2.22947e+09        8e+06          1        8e+06
!  02        2  2.25947e+09        8e+06          1        8e+06
!  03        3  2.34947e+09        8e+06          1        8e+06
!  04        4  2.36947e+09        8e+06          1        8e+06
! 
! Polarization(s): RR
! 
! Read 1154 lines of history.
! 
! Reading 2876 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 J1714-2514_S_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 0.500x0.500 milli-arcsec cellsize.
phase_soltime=phase_soltime1
print "uvstat(rms)=",uvstat(rms),"Jy"
! uvstat(rms)= 1.14251 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 
! Estimated beam: bmin=2.857 mas, bmaj=12.79 mas, bpa=-23.54 degrees
! Estimated noise=4130.56 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=100  gain=0.04  cutoff=0
! Component: 050  -  total flux cleaned = 0.0362214 Jy
! Component: 100  -  total flux cleaned = -0.0534202 Jy
! Total flux subtracted in 100 components = -0.0534202 Jy
! Clean residual min=-0.085246 max=0.084806 Jy/beam
! Clean residual mean=0.000061 rms=0.043111 Jy/beam
! Combined flux in latest and established models = -0.0534202 Jy
! Performing phase self-cal over 10 minute time intervals
! Adding 59 model components to the UV plane model.
! The established model now contains 59 components and -0.0534202 Jy
! 
! Correcting IF 1.
!  A total of 663 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 663 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 828 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 663 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=1.137145Jy  sigma=0.006997
! Fit after  self-cal, rms=1.139599Jy  sigma=0.007010
! Inverting map and beam 
! Estimated beam: bmin=2.857 mas, bmaj=12.79 mas, bpa=-23.53 degrees
! Estimated noise=4141.96 mJy/beam.
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 
! Estimated beam: bmin=4.242 mas, bmaj=14.03 mas, bpa=-20.34 degrees
! Estimated noise=1978.69 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 = -0.0179048 Jy
! Component: 100  -  total flux cleaned = -0.0130967 Jy
! Component: 150  -  total flux cleaned = -0.00675569 Jy
! Component: 200  -  total flux cleaned = 0.00800694 Jy
! Total flux subtracted in 200 components = 0.00800694 Jy
! Clean residual min=-0.011837 max=0.011930 Jy/beam
! Clean residual mean=0.000654 rms=0.004100 Jy/beam
! Combined flux in latest and established models = -0.0454133 Jy
! Performing phase self-cal over 10 minute time intervals
! Adding 45 model components to the UV plane model.
! The established model now contains 104 components and -0.0454133 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=1.137434Jy  sigma=0.006995
! Fit after  self-cal, rms=1.137328Jy  sigma=0.006995
! Inverting map 
print "************** FINISHED NATURAL WEIGHTING CLEAN **************"
! ************** FINISHED NATURAL WEIGHTING CLEAN ************** 
! 
restore
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 4.242 x 14.03 at -20.34 degrees (North through East)
! Clean map  min=-0.031905  max=0.068126 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.
!  A total of 15 telescope corrections were flagged in sub-array 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.
!  A total of 15 telescope corrections were flagged in sub-array 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 3.
!  A total of 126 telescope corrections were flagged in sub-array 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 4.
!  A total of 15 telescope corrections were flagged in sub-array 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*    
! 
! 
! Fit before self-cal, rms=1.137328Jy  sigma=0.006995
! Fit after  self-cal, rms=1.159875Jy  sigma=0.007111
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=1.159875Jy  sigma=0.007111
! Fit after  self-cal, rms=1.159854Jy  sigma=0.007111
dynam = dynam - 0.5
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=4.132 mas, bmaj=13.77 mas, bpa=-20.41 degrees
! Estimated noise=2053.22 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 = -0.000800168 Jy
! Component: 100  -  total flux cleaned = 0.00492069 Jy
! Component: 150  -  total flux cleaned = 0.00811998 Jy
! Component: 200  -  total flux cleaned = 0.0124 Jy
! Total flux subtracted in 200 components = 0.0124 Jy
! Clean residual min=-0.007402 max=0.007535 Jy/beam
! Clean residual mean=0.000503 rms=0.002865 Jy/beam
! Combined flux in latest and established models = -0.0330133 Jy
! Performing phase self-cal over 10 minute time intervals
! Adding 46 model components to the UV plane model.
! The established model now contains 144 components and -0.0330133 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=1.159066Jy  sigma=0.007106
! Fit after  self-cal, rms=1.159019Jy  sigma=0.007106
! Inverting map 
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=1.159019Jy  sigma=0.007106
! Fit after  self-cal, rms=1.148146Jy  sigma=0.007041
dynam = dynam - 0.5
flux_cutoff = imstat(rms) * dynam
! Inverting map 
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 = -8.62526e-05 Jy
! Component: 100  -  total flux cleaned = -0.00575199 Jy
! Component: 150  -  total flux cleaned = -0.0109588 Jy
! Component: 200  -  total flux cleaned = -0.0142345 Jy
! Total flux subtracted in 200 components = -0.0142345 Jy
! Clean residual min=-0.019963 max=0.019796 Jy/beam
! Clean residual mean=-0.000122 rms=0.007288 Jy/beam
! Combined flux in latest and established models = -0.0472479 Jy
! Performing phase self-cal over 0.5 minute time intervals
! Adding 41 model components to the UV plane model.
! The established model now contains 183 components and -0.0472479 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=1.142666Jy  sigma=0.007010
! Fit after  self-cal, rms=1.140672Jy  sigma=0.006998
! Inverting map 
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: 4.132 x 13.77 at -20.41 degrees (North through East)
! Clean map  min=-0.039637  max=0.086344 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
uvtaper 0.3,taper_size
! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths.
win_mult = win_mult * 1.4
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=10.37 mas, bmaj=23.76 mas, bpa=13.07 degrees
! Estimated noise=2340.56 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 = -0.00165597 Jy
! Component: 100  -  total flux cleaned = 0.00122023 Jy
! Component: 150  -  total flux cleaned = 0.0032271 Jy
! Component: 200  -  total flux cleaned = 0.00468099 Jy
! Total flux subtracted in 200 components = 0.00468099 Jy
! Clean residual min=-0.002192 max=0.002204 Jy/beam
! Clean residual mean=-0.000069 rms=0.000924 Jy/beam
! Combined flux in latest and established models = -0.0425669 Jy
! Performing phase self-cal over 0.5 minute time intervals
! Adding 44 model components to the UV plane model.
! The established model now contains 226 components and -0.0425669 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=1.140380Jy  sigma=0.006996
! Fit after  self-cal, rms=1.139648Jy  sigma=0.006991
! Inverting map 
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 
! Estimated beam: bmin=2.856 mas, bmaj=12.78 mas, bpa=-23.53 degrees
! Estimated noise=4200.57 mJy/beam.
! clean: niter=200  gain=0.04  cutoff=0
! Component: 050  -  total flux cleaned = 0.0914925 Jy
! Component: 100  -  total flux cleaned = 0.0305791 Jy
! Component: 150  -  total flux cleaned = -0.000377729 Jy
! Component: 200  -  total flux cleaned = -0.0314048 Jy
! Total flux subtracted in 200 components = -0.0314048 Jy
! Clean residual min=-0.071014 max=0.070470 Jy/beam
! Clean residual mean=-0.000070 rms=0.033191 Jy/beam
! Combined flux in latest and established models = -0.0314049 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 96 model components to the UV plane model.
! The established model now contains 96 components and -0.0314049 Jy
! Inverting map and beam 
! Estimated beam: bmin=4.132 mas, bmaj=13.77 mas, bpa=-20.41 degrees
! Estimated noise=2053.22 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 = 0.0106201 Jy
! Component: 100  -  total flux cleaned = 0.00292849 Jy
! Component: 150  -  total flux cleaned = -0.000399216 Jy
! Component: 200  -  total flux cleaned = -0.0020732 Jy
! Total flux subtracted in 200 components = -0.0020732 Jy
! Clean residual min=-0.018301 max=0.017940 Jy/beam
! Clean residual mean=0.000146 rms=0.007879 Jy/beam
! Combined flux in latest and established models = -0.0334781 Jy
! Adding 47 model components to the UV plane model.
! The established model now contains 143 components and -0.0334781 Jy
! Inverting map 
uvtaper 0.3,taper_size
! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths.
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=10.37 mas, bmaj=23.76 mas, bpa=13.07 degrees
! Estimated noise=2340.56 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 = 0.0082608 Jy
! Component: 100  -  total flux cleaned = 0.00774638 Jy
! Component: 150  -  total flux cleaned = 0.00724881 Jy
! Component: 200  -  total flux cleaned = 0.00659639 Jy
! Total flux subtracted in 200 components = 0.00659639 Jy
! Clean residual min=-0.002624 max=0.002637 Jy/beam
! Clean residual mean=-0.000354 rms=0.001241 Jy/beam
! Combined flux in latest and established models = -0.0268817 Jy
! Adding 53 model components to the UV plane model.
! The established model now contains 196 components and -0.0268817 Jy
! Inverting map 
uvtaper 0
! No UV-taper is currently set.
clean
! Inverting map and beam 
! Estimated beam: bmin=4.132 mas, bmaj=13.77 mas, bpa=-20.41 degrees
! Estimated noise=2053.22 mJy/beam.
! clean: niter=200  gain=0.04  cutoff=0
! Component: 050  -  total flux cleaned = 0.00591431 Jy
! Component: 100  -  total flux cleaned = 0.00720928 Jy
! Component: 150  -  total flux cleaned = 0.00351995 Jy
! Component: 200  -  total flux cleaned = 0.00229715 Jy
! Total flux subtracted in 200 components = 0.00229715 Jy
! Clean residual min=-0.014879 max=0.014586 Jy/beam
! Clean residual mean=-0.000261 rms=0.006287 Jy/beam
! Combined flux in latest and established models = -0.0245845 Jy
selfcal false, false, phase_soltime
! Performing phase self-cal over 0.5 minute time intervals
! Adding 58 model components to the UV plane model.
! The established model now contains 242 components and -0.0245845 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=1.133978Jy  sigma=0.006967
! Fit after  self-cal, rms=1.132564Jy  sigma=0.006958
wmodel J1714-2514_S_2002_05_14_yyk\_map.mod
! Writing 242 model components to file: J1714-2514_S_2002_05_14_yyk_map.mod
wobs J1714-2514_S_2002_05_14_yyk\_uvs.fits
! Writing UV FITS file: J1714-2514_S_2002_05_14_yyk_uvs.fits
wwins J1714-2514_S_2002_05_14_yyk\_map.win
! wwins: No CLEAN windows to write.
! Error occured in command: wwins
![Exited script file: muppet]
! 
wmap "J1714-2514_S_2002_05_14_yyk\_map.fits"
! Inverting map 
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 4.132 x 13.77 at -20.41 degrees (North through East)
! Clean map  min=-0.037655  max=0.085098 Jy/beam
! Writing clean map to FITS file: J1714-2514_S_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 0.0850983 
invert
! Inverting map 
float image_rms
image_rms = imstat(rms)
print "The final image rms is",image_rms
! The final image rms is 0.00420996 
device "J1714-2514_S_2002_05_14_yyk\_map.eps/VPS"
! Attempting to open device: 'J1714-2514_S_2002_05_14_yyk_map.eps/VPS'
loglevs 100*3*image_rms/peak_flux
! The new contour levels are:
!  -14.8415 14.8415 29.683 59.3661
print "clev=",int(3*image_rms*10000)/10000
! clev= 0.0126 
print "peak=",int(peak_flux*1000)/1000
! peak= 0.085 
mapcolor none
! Mapplot colormap: none, contrast: 1 brightness: 0.5.
mapplot cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 4.132 x 13.77 at -20.41 degrees (North through East)
! Clean map  min=-0.037655  max=0.085098 Jy/beam
mapcolor color, 0.9
! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5.
device "J1714-2514_S_2002_05_14_yyk\_map.gif/gif"
! Attempting to open device: 'J1714-2514_S_2002_05_14_yyk_map.gif/gif'
mapplot cln
quit
! Quitting program
! Log file J1714-2514_S_2002_05_14_yyk_uvs.log closed on Tue Jun 26 23:00:03 2007