! Started logfile: 2052-474_S.log on Fri Aug 10 16:30:04 2007
observe 2052-474_S.edt
! Reading UV FITS file: 2052-474_S.edt
! AN table 1: 34 integrations on 105 of 105 possible baselines.
! AN table 2: 24 integrations on 105 of 105 possible baselines.
! Apparent sampling: 0.0748768 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 2052-474
! 
! 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  2.23697e+09        8e+06          1        8e+06
!  02        2  2.26697e+09        8e+06          1        8e+06
!  03        3  2.35697e+09        8e+06          1        8e+06
!  04        4  2.37697e+09        8e+06          1        8e+06
! 
! Polarization(s): RR
! 
! Read 1153 lines of history.
! 
! Reading 1824 visibilities.
![@gonzo7-0.4_south 2052-474_S]
print "***********************************"
! *********************************** 
print "*** Using gonzo instruction set ***"
! *** Using gonzo instruction set *** 
print "***********************************"
! *********************************** 
float field_size
field_size = 1024
float field_cell
field_cell = 0.4
integer clean_niter
clean_niter = 50
float clean_gain
clean_gain = 0.03
float dynam
dynam = 7.0
float win_mult
win_mult = 1.0
float solint
solint = 3.6/6.0
logical doflt
doflt = true
logical doamp
float new_peak
float flux_cutoff
mapsize field_size,field_cell
! Map grid = 1024x1024 pixels with 0.400x0.400 milli-arcsec cellsize.
select
! 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
startmod
! Applying default point source starting model.
! Performing phase self-cal
! Adding 1 model components to the UV plane model.
! The established model now contains 1 components and 1 Jy
! 
! Correcting IF 1.
!  A total of 403 telescope corrections were flagged in sub-array 1.
!  A total of 259 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 2.
!  A total of 403 telescope corrections were flagged in sub-array 1.
!  A total of 259 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 3.
!  A total of 403 telescope corrections were flagged in sub-array 1.
!  A total of 259 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 4.
!  A total of 403 telescope corrections were flagged in sub-array 1.
!  A total of 259 telescope corrections were flagged in sub-array 2.
! 
! Fit before self-cal, rms=1.002357Jy  sigma=0.007236
! Fit after  self-cal, rms=0.981696Jy  sigma=0.007153
! clrmod: Cleared the established, tentative and continuum models.
! Redundant starting model cleared.
uvweight 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.
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=2.289 mas, bmaj=18.3 mas, bpa=-14.72 degrees
! Estimated noise=3342.16 mJy/beam.
repeat
  if (peak(flux) > flux_cutoff) peakwin win_mult
  clean clean_niter,clean_gain
  flux_cutoff = imstat(rms) * dynam
  selfcal doamp, doflt, solint
  new_peak = peak(flux)
  until(new_peak<=flux_cutoff)
! Added new window around map position (0, 0).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 1.24605 Jy
! Total flux subtracted in 50 components = 1.24605 Jy
! Clean residual min=-0.198168 max=0.347510 Jy/beam
! Clean residual mean=-0.002112 rms=0.065298 Jy/beam
! Combined flux in latest and established models = 1.24605 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 1 model components to the UV plane model.
! The established model now contains 1 components and 1.24605 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.825907Jy  sigma=0.005949
! Fit after  self-cal, rms=0.825907Jy  sigma=0.005949
! Inverting map 
print "****************************************"
! **************************************** 
print "*** Finished Uniform Weighting CLEAN ***"
! *** Finished Uniform Weighting CLEAN *** 
print "****************************************"
! **************************************** 
uvweight 0,-1
! Uniform weighting is not currently selected.
! Gridding weights will be scaled by errors raised to the power -1.
! Radial weighting is not currently selected.
win_mult = win_mult * 1.6
clean_niter = clean_niter * 2
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=2.766 mas, bmaj=24.41 mas, bpa=-13.71 degrees
! Estimated noise=2040.22 mJy/beam.
repeat
  if (peak(flux) > flux_cutoff) peakwin win_mult
  clean clean_niter,clean_gain
  flux_cutoff = imstat(rms) * dynam
  selfcal doamp, doflt, solint
  new_peak = peak(flux)
  until(new_peak<=flux_cutoff)
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.34294 Jy
! Component: 100  -  total flux cleaned = 0.490576 Jy
! Total flux subtracted in 100 components = 0.490576 Jy
! Clean residual min=-0.156377 max=0.210410 Jy/beam
! Clean residual mean=-0.000891 rms=0.060109 Jy/beam
! Combined flux in latest and established models = 1.73663 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 7 model components to the UV plane model.
! The established model now contains 7 components and 1.73663 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.659968Jy  sigma=0.004915
! Fit after  self-cal, rms=0.659936Jy  sigma=0.004915
! Inverting map 
print "****************************************"
! **************************************** 
print "*** Finished Natural Weighting CLEAN ***"
! *** Finished Natural Weighting CLEAN *** 
print "****************************************"
! **************************************** 
gscale true
! Performing overall amplitude self-cal
! 
! Correcting IF 1.
!  A total of 24 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00*    FD        0.95     HH        1.00*    HN        1.00*    
!   KB        1.00*    KK        1.07     KP        0.56     LA        1.00     
!   MK        0.97     NL        1.00*    NY        1.00*    OV        1.00*    
!   PT        1.06     SC        1.00*    WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.00*    FD        0.73     HH        1.00*    HN        1.00*    
!   KB        1.00*    KK        1.48     KP        1.01     LA        0.93     
!   MK        1.05     NL        1.00*    NY        1.00*    OV        2.68     
!   PT        1.00     SC        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 2.
!  A total of 24 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00*    FD        0.98     HH        1.00*    HN        1.00*    
!   KB        1.00*    KK        1.06     KP        0.74     LA        1.01     
!   MK        0.96     NL        1.00*    NY        1.00*    OV        1.00*    
!   PT        1.04     SC        1.00*    WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.00*    FD        0.79     HH        1.00*    HN        1.00*    
!   KB        1.00*    KK        1.05     KP        0.93     LA        0.94     
!   MK        0.94     NL        1.00*    NY        1.00*    OV        2.57     
!   PT        1.09     SC        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 3.
!  A total of 24 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00*    FD        0.94     HH        1.00*    HN        1.00*    
!   KB        1.00*    KK        1.08     KP        0.59     LA        1.00     
!   MK        0.98     NL        1.00*    NY        1.00*    OV        1.00*    
!   PT        1.04     SC        1.00*    WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.00*    FD        0.75     HH        1.00*    HN        1.00*    
!   KB        1.00*    KK        1.06     KP        0.81     LA        0.87     
!   MK        0.85     NL        1.00*    NY        1.00*    OV        2.72     
!   PT        1.02     SC        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 4.
!  A total of 24 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00*    FD        0.96     HH        1.00*    HN        1.00*    
!   KB        1.00*    KK        1.11     KP        0.66     LA        1.01     
!   MK        0.98     NL        1.00*    NY        1.00*    OV        1.00*    
!   PT        1.04     SC        1.00*    WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.00*    FD        0.76     HH        1.00*    HN        1.00*    
!   KB        1.00*    KK        1.11     KP        0.83     LA        0.87     
!   MK        0.81     NL        1.00*    NY        1.00*    OV        2.46     
!   PT        0.99     SC        1.00*    WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.659936Jy  sigma=0.004915
! Fit after  self-cal, rms=0.202195Jy  sigma=0.001386
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=2.781 mas, bmaj=24.94 mas, bpa=-13.76 degrees
! Estimated noise=2037.59 mJy/beam.
repeat
  if (peak(flux) > flux_cutoff) peakwin win_mult
  clean clean_niter,clean_gain
  flux_cutoff = imstat(rms) * dynam
  selfcal doamp, doflt, solint
  new_peak = peak(flux)
  until(new_peak<=flux_cutoff)
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0158426 Jy
! Component: 100  -  total flux cleaned = 0.0157559 Jy
! Total flux subtracted in 100 components = 0.0157559 Jy
! Clean residual min=-0.022262 max=0.032298 Jy/beam
! Clean residual mean=0.000296 rms=0.006907 Jy/beam
! Combined flux in latest and established models = 1.75239 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 6 model components to the UV plane model.
! The established model now contains 11 components and 1.75239 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.194525Jy  sigma=0.001268
! Fit after  self-cal, rms=0.194908Jy  sigma=0.001266
! Inverting map 
dynam = dynam - 1.0
doamp = true
solint = solint * (6.0/3.6)
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 doamp, doflt, solint
  new_peak = peak(flux)
  until(new_peak<=flux_cutoff)
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00120599 Jy
! Component: 100  -  total flux cleaned = 0.002648 Jy
! Total flux subtracted in 100 components = 0.002648 Jy
! Clean residual min=-0.018483 max=0.026468 Jy/beam
! Clean residual mean=0.000307 rms=0.006367 Jy/beam
! Combined flux in latest and established models = 1.75503 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 6 model components to the UV plane model.
! The established model now contains 13 components and 1.75503 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.191915Jy  sigma=0.001229
! Fit after  self-cal, rms=0.185313Jy  sigma=0.001148
! Inverting map and beam 
! Estimated beam: bmin=2.766 mas, bmaj=24.65 mas, bpa=-13.83 degrees
! Estimated noise=2028.66 mJy/beam.
doamp = false
solint = solint / (6.0/3.6)
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 doamp, doflt, solint
  new_peak = peak(flux)
  until(new_peak<=flux_cutoff)
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0117929 Jy
! Component: 100  -  total flux cleaned = 0.0124635 Jy
! Total flux subtracted in 100 components = 0.0124635 Jy
! Clean residual min=-0.015065 max=0.019085 Jy/beam
! Clean residual mean=-0.000103 rms=0.004903 Jy/beam
! Combined flux in latest and established models = 1.7675 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 11 model components to the UV plane model.
! The established model now contains 21 components and 1.7675 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.184324Jy  sigma=0.001131
! Fit after  self-cal, rms=0.184343Jy  sigma=0.001130
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 2052-474_S
! Writing UV FITS file: 2052-474_S.uvf
! Writing 21 model components to file: 2052-474_S.mod
! wwins: Wrote 1 windows to 2052-474_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.766 x 24.65 at -13.83 degrees (North through East)
! Clean map  min=-0.014268  max=1.4959 Jy/beam
! Writing clean map to FITS file: 2052-474_S.fits
! Writing difmap environment to: 2052-474_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 2052-474_S]
device 2052-474_Suv.ps/vps,1,2
! Attempting to open device: '2052-474_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 2052-474_Sim.ps/vps
! Attempting to open device: '2052-474_Sim.ps/vps'
uvweight 0,-1
! Uniform weighting is not currently selected.
! Gridding weights will be scaled by errors raised to the power -1.
! Radial weighting is not currently selected.
loglevs -1,2048,2
! The new contour levels are:
!  -1 1 2 4 8 16 32 64 128 256 512 1024 2048
cmul = imstat(rms)*3
! Inverting map and beam 
! Estimated beam: bmin=2.766 mas, bmaj=24.65 mas, bpa=-13.83 degrees
! Estimated noise=2028.66 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.766 x 24.65 at -13.83 degrees (North through East)
! Clean map  min=-0.014268  max=1.4959 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.4_south]
quit
! Quitting program
! Log file 2052-474_S.log closed on Fri Aug 10 16:30:18 2007