! Started logfile: J1307+7649_X_2006_02_16_yyk_uvs.log on Wed Jul  5 12:23:29 2006
obs J1307+7649_X_2006_02_16_yyk_uva.fits
! Reading UV FITS file: J1307+7649_X_2006_02_16_yyk_uva.fits
! AN table 1: 869 integrations on 45 of 45 possible baselines.
! Apparent sampling: 0.133333 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: J1307+7649
! 
! 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 2430 lines of history.
! 
! Reading 20856 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 J1307+7649_X_2006_02_16_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.
uvav time_av, true
! Averaging into 30 second bins.
! 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
phase_soltime=phase_soltime1
print "uvstat(rms)=",uvstat(rms),"Jy"
! uvstat(rms)= 0.0782356 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=5.955 mas, bmaj=10.12 mas, bpa=0.3004 degrees
! Estimated noise=2.46142 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 = 0.0431953 Jy
! Component: 100  -  total flux cleaned = 0.0390879 Jy
! Total flux subtracted in 100 components = 0.0390879 Jy
! Clean residual min=-0.004988 max=0.005053 Jy/beam
! Clean residual mean=-0.000040 rms=0.002430 Jy/beam
! Combined flux in latest and established models = 0.0390879 Jy
! Performing phase self-cal over 10 minute time intervals
! Adding 28 model components to the UV plane model.
! The established model now contains 28 components and 0.0390879 Jy
! 
! Correcting IF 1.
!  A total of 112 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 96 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 112 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 112 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=0.046349Jy  sigma=1.075190
! Fit after  self-cal, rms=0.046252Jy  sigma=1.071554
! Inverting map and beam 
! Estimated beam: bmin=5.955 mas, bmaj=10.12 mas, bpa=0.3004 degrees
! Estimated noise=2.46142 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=6.72 mas, bmaj=11.5 mas, bpa=26.12 degrees
! Estimated noise=1.89606 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 = 0.00735976 Jy
! Component: 100  -  total flux cleaned = 0.00701207 Jy
! Component: 150  -  total flux cleaned = 0.00779825 Jy
! Component: 200  -  total flux cleaned = 0.00898807 Jy
! Total flux subtracted in 200 components = 0.00898807 Jy
! Clean residual min=-0.002277 max=0.002145 Jy/beam
! Clean residual mean=-0.000031 rms=0.000904 Jy/beam
! Combined flux in latest and established models = 0.048076 Jy
! Performing phase self-cal over 10 minute time intervals
! Adding 57 model components to the UV plane model.
! The established model now contains 85 components and 0.048076 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.045495Jy  sigma=1.050825
! Fit after  self-cal, rms=0.045419Jy  sigma=1.049463
! Inverting map 
print "************** FINISHED NATURAL WEIGHTING CLEAN **************"
! ************** FINISHED NATURAL WEIGHTING CLEAN ************** 
! 
restore
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 6.72 x 11.5 at 26.12 degrees (North through East)
! Clean map  min=-0.005756  max=0.040403 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 48 telescope corrections were flagged in sub-array 1.
!  Amplitude normalization factor in sub-array 1: 1
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.00*    FD        0.00*    HN        0.00*    KP        0.00*    
!   LA        0.00*    MK        0.00*    NL        0.00*    OV        0.00*    
!   PT        0.00*    SC        0.00*    
! 
! 
! Correcting IF 2.
!  Amplitude normalization factor in sub-array 1: 1.00868
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00*    FD        1.05     HN        1.00*    KP        0.96     
!   LA        0.95     MK        1.00*    NL        1.00*    OV        1.00*    
!   PT        0.95     SC        1.00*    
! 
! 
! Correcting IF 3.
!  A total of 48 telescope corrections were flagged in sub-array 1.
!  Amplitude normalization factor in sub-array 1: 1
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.00*    FD        0.00*    HN        0.00*    KP        0.00*    
!   LA        0.00*    MK        0.00*    NL        0.00*    OV        0.00*    
!   PT        0.00*    SC        0.00*    
! 
! 
! Correcting IF 4.
!  A total of 48 telescope corrections were flagged in sub-array 1.
!  Amplitude normalization factor in sub-array 1: 1
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.00*    FD        0.00*    HN        0.00*    KP        0.00*    
!   LA        0.00*    MK        0.00*    NL        0.00*    OV        0.00*    
!   PT        0.00*    SC        0.00*    
! 
! 
! Fit before self-cal, rms=0.045419Jy  sigma=1.049463
! Fit after  self-cal, rms=0.042972Jy  sigma=0.986739
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=0.042972Jy  sigma=0.986739
! Fit after  self-cal, rms=0.042982Jy  sigma=0.986499
dynam = dynam - 0.5
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=6.266 mas, bmaj=10.56 mas, bpa=-2.428 degrees
! Estimated noise=2.95059 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 = -0.00135267 Jy
! Component: 100  -  total flux cleaned = -0.00214256 Jy
! Component: 150  -  total flux cleaned = -0.00247213 Jy
! Component: 200  -  total flux cleaned = -0.00266765 Jy
! Total flux subtracted in 200 components = -0.00266765 Jy
! Clean residual min=-0.000865 max=0.000845 Jy/beam
! Clean residual mean=-0.000010 rms=0.000336 Jy/beam
! Combined flux in latest and established models = 0.0454083 Jy
! Performing phase self-cal over 10 minute time intervals
! Adding 82 model components to the UV plane model.
! The established model now contains 167 components and 0.0454083 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.043011Jy  sigma=0.981507
! Fit after  self-cal, rms=0.043009Jy  sigma=0.981386
! 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=0.043009Jy  sigma=0.981386
! Fit after  self-cal, rms=0.037712Jy  sigma=0.813313
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 = 0.0017309 Jy
! Component: 100  -  total flux cleaned = 0.000101836 Jy
! Component: 150  -  total flux cleaned = -0.000729463 Jy
! Component: 200  -  total flux cleaned = -0.00112208 Jy
! Total flux subtracted in 200 components = -0.00112208 Jy
! Clean residual min=-0.000547 max=0.000546 Jy/beam
! Clean residual mean=-0.000015 rms=0.000222 Jy/beam
! Combined flux in latest and established models = 0.0442863 Jy
! Performing phase self-cal over 0.5 minute time intervals
! Adding 76 model components to the UV plane model.
! The established model now contains 243 components and 0.0442863 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.037486Jy  sigma=0.803437
! Fit after  self-cal, rms=0.037340Jy  sigma=0.796894
! 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: 6.266 x 10.56 at -2.428 degrees (North through East)
! Clean map  min=-0.0065011  max=0.043295 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 = 70 mega-wavelengths.
win_mult = win_mult * 1.4
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=6.35 mas, bmaj=10.57 mas, bpa=-2.57 degrees
! Estimated noise=2.95187 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 = -0.000771816 Jy
! Component: 100  -  total flux cleaned = -0.000984952 Jy
! Component: 150  -  total flux cleaned = -0.000934665 Jy
! Component: 200  -  total flux cleaned = -0.00093625 Jy
! Total flux subtracted in 200 components = -0.00093625 Jy
! Clean residual min=-0.000341 max=0.000346 Jy/beam
! Clean residual mean=-0.000004 rms=0.000142 Jy/beam
! Combined flux in latest and established models = 0.04335 Jy
! Performing phase self-cal over 0.5 minute time intervals
! Adding 56 model components to the UV plane model.
! The established model now contains 297 components and 0.04335 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.037312Jy  sigma=0.796034
! Fit after  self-cal, rms=0.037345Jy  sigma=0.795728
! 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=6.063 mas, bmaj=10.31 mas, bpa=-1.971 degrees
! Estimated noise=2.99337 mJy/beam.
! clean: niter=200  gain=0.04  cutoff=0
! Component: 050  -  total flux cleaned = 0.0483106 Jy
! Component: 100  -  total flux cleaned = 0.0495527 Jy
! Component: 150  -  total flux cleaned = 0.0484137 Jy
! Component: 200  -  total flux cleaned = 0.0471072 Jy
! Total flux subtracted in 200 components = 0.0471072 Jy
! Clean residual min=-0.002888 max=0.002881 Jy/beam
! Clean residual mean=-0.000039 rms=0.001307 Jy/beam
! Combined flux in latest and established models = 0.0471072 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 62 model components to the UV plane model.
! The established model now contains 62 components and 0.0471072 Jy
! Inverting map and beam 
! Estimated beam: bmin=6.266 mas, bmaj=10.56 mas, bpa=-2.428 degrees
! Estimated noise=2.95059 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 = 0.00230402 Jy
! Component: 100  -  total flux cleaned = 0.00235968 Jy
! Component: 150  -  total flux cleaned = 0.00197321 Jy
! Component: 200  -  total flux cleaned = 0.00168932 Jy
! Total flux subtracted in 200 components = 0.00168932 Jy
! Clean residual min=-0.001188 max=0.001202 Jy/beam
! Clean residual mean=-0.000017 rms=0.000467 Jy/beam
! Combined flux in latest and established models = 0.0487965 Jy
! Adding 78 model components to the UV plane model.
! The established model now contains 140 components and 0.0487965 Jy
! Inverting map 
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 
! Estimated beam: bmin=6.35 mas, bmaj=10.57 mas, bpa=-2.57 degrees
! Estimated noise=2.95187 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 = 0.00110051 Jy
! Component: 100  -  total flux cleaned = 0.00175184 Jy
! Component: 150  -  total flux cleaned = 0.00241067 Jy
! Component: 200  -  total flux cleaned = 0.00306448 Jy
! Total flux subtracted in 200 components = 0.00306448 Jy
! Clean residual min=-0.000890 max=0.000875 Jy/beam
! Clean residual mean=-0.000001 rms=0.000322 Jy/beam
! Combined flux in latest and established models = 0.0518609 Jy
! Adding 39 model components to the UV plane model.
! The established model now contains 179 components and 0.0518609 Jy
! Inverting map 
uvtaper 0
! No UV-taper is currently set.
clean
! Inverting map and beam 
! Estimated beam: bmin=6.266 mas, bmaj=10.56 mas, bpa=-2.428 degrees
! Estimated noise=2.95059 mJy/beam.
! clean: niter=200  gain=0.04  cutoff=0
! Component: 050  -  total flux cleaned = -0.000728044 Jy
! Component: 100  -  total flux cleaned = -0.000728489 Jy
! Component: 150  -  total flux cleaned = -0.000761487 Jy
! Component: 200  -  total flux cleaned = -0.000650467 Jy
! Total flux subtracted in 200 components = -0.000650467 Jy
! Clean residual min=-0.000487 max=0.000488 Jy/beam
! Clean residual mean=-0.000003 rms=0.000180 Jy/beam
! Combined flux in latest and established models = 0.0512105 Jy
selfcal false, false, phase_soltime
! Performing phase self-cal over 0.5 minute time intervals
! Adding 63 model components to the UV plane model.
! The established model now contains 239 components and 0.0512105 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.037384Jy  sigma=0.793849
! Fit after  self-cal, rms=0.037429Jy  sigma=0.793914
wmodel J1307+7649_X_2006_02_16_yyk\_map.mod
! Writing 239 model components to file: J1307+7649_X_2006_02_16_yyk_map.mod
wobs J1307+7649_X_2006_02_16_yyk\_uvs.fits
! Writing UV FITS file: J1307+7649_X_2006_02_16_yyk_uvs.fits
wwins J1307+7649_X_2006_02_16_yyk\_map.win
! wwins: No CLEAN windows to write.
! Error occured in command: wwins
![Exited script file: muppet]
! 
wmap "J1307+7649_X_2006_02_16_yyk\_map.fits"
! Inverting map 
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 6.266 x 10.56 at -2.428 degrees (North through East)
! Clean map  min=-0.0062697  max=0.04364 Jy/beam
! Writing clean map to FITS file: J1307+7649_X_2006_02_16_yyk_map.fits
float peak_flux
peak_flux = peak(flux,max)
print "The peak flux is",peak_flux
! The peak flux is 0.04364 
invert
! Inverting map 
float image_rms
image_rms = imstat(rms)
print "The final image rms is",image_rms
! The final image rms is 0.000187372 
device "J1307+7649_X_2006_02_16_yyk\_map.eps/VPS"
! Attempting to open device: 'J1307+7649_X_2006_02_16_yyk_map.eps/VPS'
loglevs 100*3*image_rms/peak_flux
! The new contour levels are:
!  -1.28808 1.28808 2.57616 5.15231 10.3046 20.6093 41.2185 82.437
print "clev=",int(3*image_rms*10000)/10000
! clev= 0.0005 
print "peak=",int(peak_flux*1000)/1000
! peak= 0.043 
mapcolor none
! Mapplot colormap: none, contrast: 1 brightness: 0.5.
mapplot cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 6.266 x 10.56 at -2.428 degrees (North through East)
! Clean map  min=-0.0062697  max=0.04364 Jy/beam
mapcolor color, 0.9
! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5.
device "J1307+7649_X_2006_02_16_yyk\_map.gif/gif"
! Attempting to open device: 'J1307+7649_X_2006_02_16_yyk_map.gif/gif'
mapplot cln
quit
! Quitting program
! Log file J1307+7649_X_2006_02_16_yyk_uvs.log closed on Wed Jul  5 12:24:00 2006