! Started logfile: 0202-172_X.log on Fri Aug  8 14:16:05 2008
observe 0202-172_X.edt
! Reading UV FITS file: 0202-172_X.edt
! AN table 1: 10 integrations on 171 of 171 possible baselines.
! AN table 2: 36 integrations on 171 of 171 possible baselines.
! AN table 3: 103 integrations on 171 of 171 possible baselines.
! Apparent sampling: 0.0671141 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 0202-172
! 
! 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 1526 lines of history.
! 
! Reading 6840 visibilities.
![@gonzo7-0.1 0202-172_X]
print "***********************************"
! *********************************** 
print "*** Using gonzo instruction set ***"
! *** Using gonzo instruction set *** 
print "***********************************"
! *********************************** 
float field_size
field_size = 1024
float field_cell
field_cell = 0.1
integer clean_niter
clean_niter = 50
float clean_gain
clean_gain = 0.03
float dynam
dynam = 7.0
float win_mult
win_mult = 1.8
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 0.100x0.100 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 131 telescope corrections were flagged in sub-array 1.
!  A total of 504 telescope corrections were flagged in sub-array 2.
!  A total of 1814 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 2.
!  A total of 131 telescope corrections were flagged in sub-array 1.
!  A total of 504 telescope corrections were flagged in sub-array 2.
!  A total of 1814 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 3.
!  A total of 131 telescope corrections were flagged in sub-array 1.
!  A total of 504 telescope corrections were flagged in sub-array 2.
!  A total of 1817 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 4.
!  A total of 131 telescope corrections were flagged in sub-array 1.
!  A total of 504 telescope corrections were flagged in sub-array 2.
!  A total of 1814 telescope corrections were flagged in sub-array 3.
! 
! Fit before self-cal, rms=0.399822Jy  sigma=7.752219
! Fit after  self-cal, rms=0.399714Jy  sigma=7.752731
! 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=0.707 mas, bmaj=2.132 mas, bpa=-9.966 degrees
! Estimated noise=0.825594 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 = 0.486054 Jy
! Total flux subtracted in 50 components = 0.486054 Jy
! Clean residual min=-0.041205 max=0.150508 Jy/beam
! Clean residual mean=-0.000163 rms=0.012566 Jy/beam
! Combined flux in latest and established models = 0.486054 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 8 model components to the UV plane model.
! The established model now contains 8 components and 0.486054 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.279186Jy  sigma=5.377891
! Fit after  self-cal, rms=0.279072Jy  sigma=5.377529
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.156119 Jy
! Total flux subtracted in 50 components = 0.156119 Jy
! Clean residual min=-0.025848 max=0.068486 Jy/beam
! Clean residual mean=-0.000031 rms=0.007451 Jy/beam
! Combined flux in latest and established models = 0.642173 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 17 components and 0.642173 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.188049Jy  sigma=3.452480
! Fit after  self-cal, rms=0.187529Jy  sigma=3.446193
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0746085 Jy
! Total flux subtracted in 50 components = 0.0746085 Jy
! Clean residual min=-0.019530 max=0.052315 Jy/beam
! Clean residual mean=0.000030 rms=0.005694 Jy/beam
! Combined flux in latest and established models = 0.716782 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 8 model components to the UV plane model.
! The established model now contains 23 components and 0.716782 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.157711Jy  sigma=2.803646
! Fit after  self-cal, rms=0.157296Jy  sigma=2.798745
! Inverting map 
! Added new window around map position (1, 2.7).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0490518 Jy
! Total flux subtracted in 50 components = 0.0490518 Jy
! Clean residual min=-0.016720 max=0.030060 Jy/beam
! Clean residual mean=0.000057 rms=0.004644 Jy/beam
! Combined flux in latest and established models = 0.765834 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 20 model components to the UV plane model.
! The established model now contains 41 components and 0.765834 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.142525Jy  sigma=2.478581
! Fit after  self-cal, rms=0.141394Jy  sigma=2.461587
! 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=0.8882 mas, bmaj=2.635 mas, bpa=-11.7 degrees
! Estimated noise=0.575483 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 = 0.0419354 Jy
! Component: 100  -  total flux cleaned = 0.0658149 Jy
! Total flux subtracted in 100 components = 0.0658149 Jy
! Clean residual min=-0.012237 max=0.017870 Jy/beam
! Clean residual mean=0.000745 rms=0.003825 Jy/beam
! Combined flux in latest and established models = 0.831649 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 47 model components to the UV plane model.
! The established model now contains 83 components and 0.831648 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.129818Jy  sigma=2.202960
! Fit after  self-cal, rms=0.129025Jy  sigma=2.190132
! 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 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.99     FD        0.95     GC        1.00*    HH        1.00*    
!   HN        1.00*    KK        0.86     KP        0.95     LA        0.93     
!   MA        1.00*    MK        1.09     NL        1.01     NY        1.00*    
!   OV        0.94     PT        0.89     SC        1.00*    TS        1.00*    
!   WF        1.00*    WZ        1.00*    GG        1.00*    
! 
!  A total of 15 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.00*    FD        0.89     GC        1.00*    HH        1.00*    
!   HN        1.20     KK        1.00*    KP        1.16     LA        0.92     
!   MA        1.00*    MK        1.00*    NL        1.14     NY        1.00*    
!   OV        1.00     PT        0.91     SC        1.12     TS        1.00*    
!   WF        0.93     WZ        1.00*    GG        1.00*    
! 
!  A total of 6 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.12     FD        0.88     GC        1.00*    HH        1.00*    
!   HN        1.09     KK        1.19     KP        1.08     LA        0.91     
!   MA        1.00*    MK        1.02     NL        1.05     NY        1.00*    
!   OV        0.96     PT        0.87     SC        1.19     TS        1.00*    
!   WF        0.95     WZ        1.00*    GG        1.00*    
! 
! 
! Correcting IF 2.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.94     FD        0.96     GC        1.00*    HH        1.00*    
!   HN        1.00*    KK        0.88     KP        0.96     LA        0.94     
!   MA        1.00*    MK        0.99     NL        0.99     NY        1.00*    
!   OV        0.94     PT        0.91     SC        1.00*    TS        1.00*    
!   WF        1.00*    WZ        1.00*    GG        1.00*    
! 
!  A total of 15 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.00*    FD        0.98     GC        1.00*    HH        1.00*    
!   HN        1.08     KK        1.00*    KP        1.04     LA        0.92     
!   MA        1.00*    MK        1.00*    NL        0.94     NY        1.00*    
!   OV        1.06     PT        1.08     SC        0.92     TS        1.00*    
!   WF        0.90     WZ        1.00*    GG        1.00*    
! 
!  A total of 6 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.12     FD        0.94     GC        1.00*    HH        1.00*    
!   HN        1.01     KK        1.25     KP        0.96     LA        0.88     
!   MA        1.00*    MK        0.95     NL        0.94     NY        1.00*    
!   OV        1.02     PT        1.05     SC        1.02     TS        1.00*    
!   WF        0.96     WZ        1.00*    GG        1.00*    
! 
! 
! Correcting IF 3.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.97     FD        0.97     GC        1.00*    HH        1.00*    
!   HN        1.00*    KK        0.99     KP        0.96     LA        0.93     
!   MA        1.00*    MK        0.92     NL        1.03     NY        1.00*    
!   OV        0.94     PT        0.90     SC        1.00*    TS        1.00*    
!   WF        1.00*    WZ        1.00*    GG        1.00*    
! 
!  A total of 15 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.00*    FD        0.99     GC        1.00*    HH        1.00*    
!   HN        0.87     KK        1.00*    KP        0.90     LA        1.12     
!   MA        1.00*    MK        1.00*    NL        1.07     NY        1.00*    
!   OV        0.96     PT        1.00     SC        0.85     TS        1.00*    
!   WF        0.91     WZ        1.00*    GG        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.06     FD        0.95     GC        1.00*    HH        1.00*    
!   HN        0.87     KK        1.13     KP        0.85     LA        1.02     
!   MA        1.00*    MK        0.91     NL        0.99     NY        1.00*    
!   OV        0.91     PT        0.96     SC        0.92     TS        1.00*    
!   WF        0.97     WZ        1.00*    GG        1.00*    
! 
! 
! Correcting IF 4.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.98     FD        0.92     GC        1.00*    HH        1.00*    
!   HN        1.00*    KK        0.92     KP        0.95     LA        0.93     
!   MA        1.00*    MK        0.99     NL        0.99     NY        1.00*    
!   OV        0.96     PT        0.91     SC        1.00*    TS        1.00*    
!   WF        1.00*    WZ        1.00*    GG        1.00*    
! 
!  A total of 15 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.00*    FD        1.11     GC        1.00*    HH        1.00*    
!   HN        0.92     KK        1.00*    KP        0.92     LA        1.34     
!   MA        1.00*    MK        1.00*    NL        1.07     NY        1.00*    
!   OV        1.04     PT        1.03     SC        0.90     TS        1.00*    
!   WF        0.99     WZ        1.00*    GG        1.00*    
! 
!  A total of 6 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.09     FD        1.05     GC        1.00*    HH        1.00*    
!   HN        0.90     KK        1.06     KP        0.87     LA        1.18     
!   MA        1.00*    MK        0.98     NL        1.00     NY        1.00*    
!   OV        0.97     PT        0.96     SC        0.98     TS        1.00*    
!   WF        0.90     WZ        1.00*    GG        1.00*    
! 
! 
! Fit before self-cal, rms=0.129025Jy  sigma=2.190132
! Fit after  self-cal, rms=0.095064Jy  sigma=1.363414
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.9016 mas, bmaj=2.721 mas, bpa=-12.4 degrees
! Estimated noise=0.571609 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 (1.5, 5.7).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0109429 Jy
! Component: 100  -  total flux cleaned = 0.0166457 Jy
! Total flux subtracted in 100 components = 0.0166457 Jy
! Clean residual min=-0.004591 max=0.005931 Jy/beam
! Clean residual mean=0.000476 rms=0.001284 Jy/beam
! Combined flux in latest and established models = 0.848294 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 27 model components to the UV plane model.
! The established model now contains 110 components and 0.848294 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.093645Jy  sigma=1.342414
! Fit after  self-cal, rms=0.093366Jy  sigma=1.336795
! 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 = 0.00421524 Jy
! Component: 100  -  total flux cleaned = 0.00507682 Jy
! Total flux subtracted in 100 components = 0.00507682 Jy
! Clean residual min=-0.005486 max=0.005200 Jy/beam
! Clean residual mean=0.000460 rms=0.001204 Jy/beam
! Combined flux in latest and established models = 0.853371 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 27 model components to the UV plane model.
! The established model now contains 128 components and 0.853371 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.092906Jy  sigma=1.331428
! Fit after  self-cal, rms=0.091254Jy  sigma=1.279881
! Inverting map and beam 
! Estimated beam: bmin=0.9004 mas, bmaj=2.72 mas, bpa=-12.41 degrees
! Estimated noise=0.571669 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 = 0.00565446 Jy
! Component: 100  -  total flux cleaned = 0.0066722 Jy
! Total flux subtracted in 100 components = 0.0066722 Jy
! Clean residual min=-0.003899 max=0.004371 Jy/beam
! Clean residual mean=0.000297 rms=0.001029 Jy/beam
! Combined flux in latest and established models = 0.860043 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 18 model components to the UV plane model.
! The established model now contains 138 components and 0.860043 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.090832Jy  sigma=1.273514
! Fit after  self-cal, rms=0.090766Jy  sigma=1.271876
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 0202-172_X
! Writing UV FITS file: 0202-172_X.uvf
! Writing 138 model components to file: 0202-172_X.mod
! wwins: Wrote 3 windows to 0202-172_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.9004 x 2.72 at -12.41 degrees (North through East)
! Clean map  min=-0.0041332  max=0.62536 Jy/beam
! Writing clean map to FITS file: 0202-172_X.fits
! Writing difmap environment to: 0202-172_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 0202-172_X]
device 0202-172_Xuv.ps/vps,1,2
! Attempting to open device: '0202-172_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 0202-172_Xim.ps/vps
! Attempting to open device: '0202-172_Xim.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=0.9004 mas, bmaj=2.72 mas, bpa=-12.41 degrees
! Estimated noise=0.571669 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.9004 x 2.72 at -12.41 degrees (North through East)
! Clean map  min=-0.0041332  max=0.62536 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.1]
quit
! Quitting program
! Log file 0202-172_X.log closed on Fri Aug  8 14:16:13 2008