! Started logfile: 1357+769_S.log on Thu Aug 21 14:46:36 2008
observe 1357+769_S.edt2
! Reading UV FITS file: 1357+769_S.edt2
! AN table 1: 26 integrations on 171 of 171 possible baselines.
! AN table 2: 215 integrations on 171 of 171 possible baselines.
! AN table 3: 173 integrations on 171 of 171 possible baselines.
! Apparent sampling: 0.124347 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 1357+769
! 
! 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  2.22497e+09        8e+06          1        8e+06
!  02        2  2.24497e+09        8e+06          1        8e+06
!  03        3  2.33497e+09        8e+06          1        8e+06
!  04        4  2.36497e+09        8e+06          1        8e+06
! 
! Polarization(s): RR
! 
! Read 1619 lines of history.
! 
! Reading 35212 visibilities.
![@gonzo6-0.4 1357+769_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 = 6.0
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 0.400x0.400 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 358 telescope corrections were flagged in sub-array 1.
!  A total of 3562 telescope corrections were flagged in sub-array 2.
!  A total of 2663 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 2.
!  A total of 354 telescope corrections were flagged in sub-array 1.
!  A total of 3549 telescope corrections were flagged in sub-array 2.
!  A total of 2663 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 3.
!  A total of 360 telescope corrections were flagged in sub-array 1.
!  A total of 3542 telescope corrections were flagged in sub-array 2.
!  A total of 2652 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 4.
!  A total of 355 telescope corrections were flagged in sub-array 1.
!  A total of 3539 telescope corrections were flagged in sub-array 2.
!  A total of 2657 telescope corrections were flagged in sub-array 3.
! 
! Fit before self-cal, rms=0.469564Jy  sigma=7.472941
! Fit after  self-cal, rms=0.466216Jy  sigma=7.489609
! 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=2.019 mas, bmaj=2.14 mas, bpa=3.404 degrees
! Estimated noise=0.598558 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 = 0.41946 Jy
! Total flux subtracted in 50 components = 0.41946 Jy
! Clean residual min=-0.011723 max=0.117070 Jy/beam
! Clean residual mean=-0.000029 rms=0.002884 Jy/beam
! Combined flux in latest and established models = 0.41946 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 0.41946 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.198658Jy  sigma=2.875450
! Fit after  self-cal, rms=0.198660Jy  sigma=2.875450
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0914699 Jy
! Total flux subtracted in 50 components = 0.0914699 Jy
! Clean residual min=-0.008021 max=0.025593 Jy/beam
! Clean residual mean=-0.000018 rms=0.001744 Jy/beam
! Combined flux in latest and established models = 0.51093 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 2 model components to the UV plane model.
! The established model now contains 2 components and 0.51093 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.150866Jy  sigma=1.948382
! Fit after  self-cal, rms=0.150866Jy  sigma=1.948369
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0261107 Jy
! Total flux subtracted in 50 components = 0.0261107 Jy
! Clean residual min=-0.008114 max=0.012972 Jy/beam
! Clean residual mean=-0.000015 rms=0.001650 Jy/beam
! Combined flux in latest and established models = 0.53704 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 12 components and 0.53704 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.144987Jy  sigma=1.817995
! Fit after  self-cal, rms=0.144980Jy  sigma=1.817926
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.016131 Jy
! Total flux subtracted in 50 components = 0.016131 Jy
! Clean residual min=-0.008208 max=0.009933 Jy/beam
! Clean residual mean=-0.000013 rms=0.001617 Jy/beam
! Combined flux in latest and established models = 0.553171 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 10 model components to the UV plane model.
! The established model now contains 17 components and 0.553171 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.142564Jy  sigma=1.761852
! Fit after  self-cal, rms=0.142554Jy  sigma=1.761737
! Inverting map 
! Added new window around map position (-6, 1.2).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0117954 Jy
! Total flux subtracted in 50 components = 0.0117954 Jy
! Clean residual min=-0.008024 max=0.008282 Jy/beam
! Clean residual mean=-0.000011 rms=0.001594 Jy/beam
! Combined flux in latest and established models = 0.564967 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 15 model components to the UV plane model.
! The established model now contains 23 components and 0.564967 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.141369Jy  sigma=1.733571
! Fit after  self-cal, rms=0.141360Jy  sigma=1.733328
! 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=2.429 mas, bmaj=2.749 mas, bpa=16.73 degrees
! Estimated noise=0.346557 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 = 0.0172374 Jy
! Component: 100  -  total flux cleaned = 0.0264074 Jy
! Total flux subtracted in 100 components = 0.0264074 Jy
! Clean residual min=-0.005733 max=0.009758 Jy/beam
! Clean residual mean=-0.000114 rms=0.001491 Jy/beam
! Combined flux in latest and established models = 0.591374 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 28 model components to the UV plane model.
! The established model now contains 41 components and 0.591374 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.139384Jy  sigma=1.699925
! Fit after  self-cal, rms=0.139373Jy  sigma=1.699673
! Inverting map 
! Added new window around map position (-2.4, -5.6).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00787603 Jy
! Component: 100  -  total flux cleaned = 0.0106063 Jy
! Total flux subtracted in 100 components = 0.0106063 Jy
! Clean residual min=-0.005527 max=0.008941 Jy/beam
! Clean residual mean=-0.000157 rms=0.001439 Jy/beam
! Combined flux in latest and established models = 0.60198 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 15 model components to the UV plane model.
! The established model now contains 50 components and 0.60198 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.138921Jy  sigma=1.688532
! Fit after  self-cal, rms=0.138899Jy  sigma=1.687548
! Inverting map 
print "****************************************"
! **************************************** 
print "*** Finished Natural Weighting CLEAN ***"
! *** Finished Natural Weighting CLEAN *** 
print "****************************************"
! **************************************** 
gscale true
! Performing overall amplitude self-cal
! 
! Correcting IF 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00     FD        1.02     GC        1.02     HH        1.00*    
!   HN        1.01     KK        1.00*    KP        1.02     LA        1.00     
!   MA        0.78     MK        1.15     NL        1.01     NY        1.05     
!   OV        1.11     PT        1.02     SC        1.02     TS        0.95     
!   WF        0.99     WZ        0.89     GG        1.00*    
! 
!  A total of 15 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.90     FD        1.11     GC        1.06     HH        1.00*    
!   HN        0.93     KK        0.85     KP        0.97     LA        1.12     
!   MA        1.23     MK        0.88     NL        0.92     NY        1.13     
!   OV        1.02     PT        1.08     SC        0.81     TS        1.06     
!   WF        0.86     WZ        1.12     GG        1.00*    
! 
!  A total of 21 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.95     FD        1.07     GC        1.05     HH        1.00*    
!   HN        0.93     KK        0.86     KP        0.92     LA        1.09     
!   MA        0.99     MK        0.92     NL        0.92     NY        1.12     
!   OV        1.02     PT        1.03     SC        0.80     TS        1.00*    
!   WF        1.00     WZ        0.99     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        1.04     FD        1.04     GC        1.05     HH        1.00*    
!   HN        1.01     KK        1.00*    KP        1.03     LA        1.02     
!   MA        0.79     MK        1.04     NL        1.03     NY        1.04     
!   OV        1.02     PT        1.00     SC        1.02     TS        0.96     
!   WF        1.03     WZ        0.92     GG        1.00*    
! 
!  A total of 15 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.92     FD        1.03     GC        0.95     HH        1.00*    
!   HN        0.99     KK        0.83     KP        1.02     LA        1.13     
!   MA        1.08     MK        0.93     NL        1.07     NY        1.13     
!   OV        0.96     PT        0.92     SC        0.99     TS        1.04     
!   WF        1.02     WZ        1.09     GG        1.00*    
! 
!  A total of 30 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.91     FD        1.02     GC        0.99     HH        1.00*    
!   HN        1.00     KK        0.83     KP        1.05     LA        1.09     
!   MA        1.38     MK        0.98     NL        1.05     NY        1.09     
!   OV        0.95     PT        0.86     SC        0.95     TS        1.00*    
!   WF        0.97     WZ        0.99     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        1.02     FD        1.07     GC        1.03     HH        1.00*    
!   HN        1.04     KK        1.00*    KP        1.04     LA        1.06     
!   MA        1.20     MK        1.01     NL        1.03     NY        1.05     
!   OV        1.04     PT        1.01     SC        1.00     TS        0.96     
!   WF        0.91     WZ        0.90     GG        1.00*    
! 
!  A total of 18 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.02     FD        1.01     GC        1.01     HH        1.00*    
!   HN        1.19     KK        0.86     KP        1.14     LA        0.92     
!   MA        1.04     MK        0.96     NL        1.08     NY        1.10     
!   OV        1.02     PT        1.00     SC        1.11     TS        1.05     
!   WF        0.95     WZ        1.09     GG        1.00*    
! 
!  A total of 9 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.98     FD        0.98     GC        1.02     HH        1.00*    
!   HN        1.20     KK        0.85     KP        1.13     LA        0.94     
!   MA        0.88     MK        0.95     NL        0.98     NY        1.09     
!   OV        1.07     PT        0.94     SC        1.04     TS        1.00*    
!   WF        1.06     WZ        0.99     GG        1.00*    
! 
! 
! Correcting IF 4.
!  A total of 6 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.03     FD        1.03     GC        0.98     HH        1.00*    
!   HN        1.02     KK        1.00*    KP        1.04     LA        1.05     
!   MA        1.01     MK        1.04     NL        1.02     NY        1.07     
!   OV        1.05     PT        1.01     SC        1.03     TS        0.94     
!   WF        1.03     WZ        0.91     GG        1.00*    
! 
!  A total of 21 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.96     FD        0.91     GC        1.02     HH        1.00*    
!   HN        1.18     KK        0.90     KP        1.07     LA        0.79     
!   MA        1.21     MK        0.89     NL        1.00     NY        1.14     
!   OV        0.97     PT        0.95     SC        1.00     TS        1.03     
!   WF        0.99     WZ        1.09     GG        1.00*    
! 
!  A total of 15 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.96     FD        0.88     GC        1.06     HH        1.00*    
!   HN        1.16     KK        0.91     KP        1.14     LA        0.81     
!   MA        1.04     MK        0.93     NL        0.99     NY        1.09     
!   OV        0.95     PT        0.89     SC        1.01     TS        1.00*    
!   WF        1.02     WZ        0.96     GG        1.00*    
! 
! 
! Fit before self-cal, rms=0.138899Jy  sigma=1.687548
! Fit after  self-cal, rms=0.125689Jy  sigma=1.279996
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=2.434 mas, bmaj=2.772 mas, bpa=16.12 degrees
! Estimated noise=0.346295 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 = -0.00186356 Jy
! Component: 100  -  total flux cleaned = -0.00254616 Jy
! Total flux subtracted in 100 components = -0.00254616 Jy
! Clean residual min=-0.002360 max=0.002444 Jy/beam
! Clean residual mean=0.000043 rms=0.000526 Jy/beam
! Combined flux in latest and established models = 0.599434 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 14 model components to the UV plane model.
! The established model now contains 61 components and 0.599434 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.125531Jy  sigma=1.277602
! Fit after  self-cal, rms=0.125514Jy  sigma=1.277312
! 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)
! Added new window around map position (-87.2, -76.4).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.000767734 Jy
! Component: 100  -  total flux cleaned = 0.000942183 Jy
! Total flux subtracted in 100 components = 0.000942183 Jy
! Clean residual min=-0.002341 max=0.002366 Jy/beam
! Clean residual mean=0.000039 rms=0.000519 Jy/beam
! Combined flux in latest and established models = 0.600376 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 20 model components to the UV plane model.
! The established model now contains 70 components and 0.600376 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.125433Jy  sigma=1.275894
! Fit after  self-cal, rms=0.124327Jy  sigma=1.196489
! Inverting map and beam 
! Estimated beam: bmin=2.44 mas, bmaj=2.762 mas, bpa=15.88 degrees
! Estimated noise=0.345773 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)
! Added new window around map position (-4, -1.6).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00013387 Jy
! Component: 100  -  total flux cleaned = 0.000465718 Jy
! Total flux subtracted in 100 components = 0.000465718 Jy
! Clean residual min=-0.001810 max=0.001783 Jy/beam
! Clean residual mean=0.000023 rms=0.000423 Jy/beam
! Combined flux in latest and established models = 0.600842 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 19 model components to the UV plane model.
! The established model now contains 83 components and 0.600842 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.124279Jy  sigma=1.195710
! Fit after  self-cal, rms=0.124281Jy  sigma=1.195621
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 1357+769_S
! Writing UV FITS file: 1357+769_S.uvf
! Writing 83 model components to file: 1357+769_S.mod
! wwins: Wrote 5 windows to 1357+769_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.44 x 2.762 at 15.88 degrees (North through East)
! Clean map  min=-0.0016456  max=0.55032 Jy/beam
! Writing clean map to FITS file: 1357+769_S.fits
! Writing difmap environment to: 1357+769_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 1357+769_S]
device 1357+769_Suv.ps/vps,1,2
! Attempting to open device: '1357+769_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 1357+769_Sim.ps/vps
! Attempting to open device: '1357+769_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=2.44 mas, bmaj=2.762 mas, bpa=15.88 degrees
! Estimated noise=0.345773 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.44 x 2.762 at 15.88 degrees (North through East)
! Clean map  min=-0.0016456  max=0.55032 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo6-0.4]
quit
! Quitting program
! Log file 1357+769_S.log closed on Thu Aug 21 14:46:51 2008