! Started logfile: 1357+769_S.log on Tue Feb  5 18:36:44 2008
observe 1357+769_S.edt
! Reading UV FITS file: 1357+769_S.edt
! AN table 1: 78 integrations on 136 of 136 possible baselines.
! AN table 2: 41 integrations on 136 of 136 possible baselines.
! AN table 3: 49 integrations on 136 of 136 possible baselines.
! Apparent sampling: 0.45597 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 1251 lines of history.
! 
! Reading 41672 visibilities.
![@gonzo7-0.4 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 = 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 0.400x0.400 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 879 telescope corrections were flagged in sub-array 1.
!  A total of 415 telescope corrections were flagged in sub-array 2.
!  A total of 518 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 2.
!  A total of 891 telescope corrections were flagged in sub-array 1.
!  A total of 423 telescope corrections were flagged in sub-array 2.
!  A total of 548 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 3.
!  A total of 879 telescope corrections were flagged in sub-array 1.
!  A total of 422 telescope corrections were flagged in sub-array 2.
!  A total of 528 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 4.
!  A total of 889 telescope corrections were flagged in sub-array 1.
!  A total of 424 telescope corrections were flagged in sub-array 2.
!  A total of 525 telescope corrections were flagged in sub-array 3.
! 
! Fit before self-cal, rms=0.377400Jy  sigma=0.004801
! Fit after  self-cal, rms=0.375850Jy  sigma=0.004806
! 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=2.063 mas, bmaj=2.361 mas, bpa=-17.44 degrees
! Estimated noise=890.601 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 = 0.490201 Jy
! Total flux subtracted in 50 components = 0.490201 Jy
! Clean residual min=-0.014454 max=0.136763 Jy/beam
! Clean residual mean=-0.000128 rms=0.003652 Jy/beam
! Combined flux in latest and established models = 0.490201 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 0.490201 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.186901Jy  sigma=0.002402
! Fit after  self-cal, rms=0.186901Jy  sigma=0.002402
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.106896 Jy
! Total flux subtracted in 50 components = 0.106896 Jy
! Clean residual min=-0.008557 max=0.029823 Jy/beam
! Clean residual mean=-0.000069 rms=0.001895 Jy/beam
! Combined flux in latest and established models = 0.597096 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 0.597096 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.118992Jy  sigma=0.001463
! Fit after  self-cal, rms=0.118992Jy  sigma=0.001463
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0281985 Jy
! Total flux subtracted in 50 components = 0.0281985 Jy
! Clean residual min=-0.009443 max=0.012163 Jy/beam
! Clean residual mean=-0.000054 rms=0.001714 Jy/beam
! Combined flux in latest and established models = 0.625295 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 0.625295 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.112041Jy  sigma=0.001347
! Fit after  self-cal, rms=0.112019Jy  sigma=0.001346
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0138441 Jy
! Total flux subtracted in 50 components = 0.0138441 Jy
! Clean residual min=-0.009735 max=0.008180 Jy/beam
! Clean residual mean=-0.000046 rms=0.001667 Jy/beam
! Combined flux in latest and established models = 0.639139 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 19 components and 0.639139 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.110239Jy  sigma=0.001311
! Fit after  self-cal, rms=0.110219Jy  sigma=0.001311
! 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=2.452 mas, bmaj=2.878 mas, bpa=-25.29 degrees
! Estimated noise=466.176 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 (-2.8, -1.6).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0177214 Jy
! Component: 100  -  total flux cleaned = 0.0284069 Jy
! Total flux subtracted in 100 components = 0.0284069 Jy
! Clean residual min=-0.007728 max=0.008924 Jy/beam
! Clean residual mean=-0.000107 rms=0.001467 Jy/beam
! Combined flux in latest and established models = 0.667546 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 30 model components to the UV plane model.
! The established model now contains 46 components and 0.667546 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.107798Jy  sigma=0.001268
! Fit after  self-cal, rms=0.107720Jy  sigma=0.001267
! 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 15 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.97     FD        1.03     GC        0.99     HN        0.96     
!   KK        1.03     KP        0.94     LA        0.96     MC        1.03     
!   MK        1.00     NL        0.97     NY        1.00     ON        1.01     
!   OV        0.94     PT        1.01     SC        0.98     WF        1.01     
!   WZ        0.88     
! 
!  A total of 6 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.98     FD        1.03     GC        1.00*    HN        0.97     
!   KK        1.10     KP        0.93     LA        0.96     MC        1.16     
!   MK        1.00*    NL        0.94     NY        0.99     ON        0.97     
!   OV        1.01     PT        1.00*    SC        0.98     WF        1.00     
!   WZ        0.91     
! 
!  A total of 9 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.97     FD        1.00     GC        0.95     HN        0.96     
!   KK        1.02     KP        0.93     LA        0.96     MC        1.23     
!   MK        1.01     NL        0.99     NY        0.99     ON        1.03     
!   OV        1.01     PT        1.01     SC        0.96     WF        1.01     
!   WZ        0.93     
! 
! 
! Correcting IF 2.
!  A total of 6 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.95     FD        1.00     GC        0.97     HN        1.00     
!   KK        1.02     KP        0.97     LA        0.99     MC        1.01     
!   MK        0.99     NL        1.08     NY        0.98     ON        1.04     
!   OV        0.93     PT        0.94     SC        1.05     WF        1.03     
!   WZ        0.87     
! 
!  A total of 3 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.96     FD        1.02     GC        1.00*    HN        1.00     
!   KK        1.13     KP        0.96     LA        1.00     MC        1.09     
!   MK        1.00*    NL        1.04     NY        1.01     ON        0.98     
!   OV        0.96     PT        1.00*    SC        1.07     WF        1.01     
!   WZ        0.89     
! 
!  A total of 12 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.96     FD        0.99     GC        0.96     HN        0.98     
!   KK        1.00     KP        0.96     LA        0.98     MC        1.00*    
!   MK        1.00     NL        1.11     NY        1.01     ON        1.02     
!   OV        0.95     PT        0.95     SC        1.02     WF        1.02     
!   WZ        0.91     
! 
! 
! Correcting IF 3.
!  A total of 9 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.98     FD        0.99     GC        1.02     HN        1.09     
!   KK        1.05     KP        1.00     LA        0.94     MC        1.22     
!   MK        0.96     NL        1.04     NY        1.04     ON        1.05     
!   OV        0.96     PT        1.00     SC        1.12     WF        1.02     
!   WZ        0.88     
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.01     FD        1.03     GC        1.00*    HN        1.11     
!   KK        1.11     KP        1.02     LA        0.99     MC        1.05     
!   MK        1.00*    NL        0.98     NY        1.02     ON        1.03     
!   OV        1.03     PT        1.00*    SC        1.13     WF        1.03     
!   WZ        0.90     
! 
!  A total of 9 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.99     FD        0.98     GC        1.01     HN        1.08     
!   KK        1.04     KP        1.01     LA        0.96     MC        1.25     
!   MK        0.96     NL        1.06     NY        1.04     ON        1.06     
!   OV        1.01     PT        1.00     SC        1.08     WF        1.02     
!   WZ        0.88     
! 
! 
! Correcting IF 4.
!  A total of 12 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.98     FD        0.94     GC        1.04     HN        1.07     
!   KK        1.06     KP        1.00     LA        0.92     MC        1.25     
!   MK        0.94     NL        1.05     NY        1.01     ON        1.10     
!   OV        0.88     PT        0.98     SC        1.15     WF        1.13     
!   WZ        0.88     
! 
!  A total of 9 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.98     FD        0.96     GC        1.00*    HN        1.10     
!   KK        1.16     KP        1.04     LA        0.93     MC        1.29     
!   MK        1.00*    NL        1.05     NY        1.07     ON        1.05     
!   OV        0.99     PT        1.00*    SC        1.14     WF        1.04     
!   WZ        0.90     
! 
!  A total of 3 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.98     FD        0.95     GC        1.03     HN        1.07     
!   KK        1.07     KP        1.03     LA        0.91     MC        1.23     
!   MK        0.93     NL        1.12     NY        1.01     ON        1.03     
!   OV        0.96     PT        1.00     SC        1.12     WF        1.08     
!   WZ        0.88     
! 
! 
! Fit before self-cal, rms=0.107720Jy  sigma=0.001267
! Fit after  self-cal, rms=0.093188Jy  sigma=0.001057
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=2.462 mas, bmaj=2.885 mas, bpa=-25.67 degrees
! Estimated noise=463.054 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 = 0.00307064 Jy
! Component: 100  -  total flux cleaned = 0.00498626 Jy
! Total flux subtracted in 100 components = 0.00498626 Jy
! Clean residual min=-0.002495 max=0.002436 Jy/beam
! Clean residual mean=-0.000019 rms=0.000557 Jy/beam
! Combined flux in latest and established models = 0.672532 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 56 components and 0.672532 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.093063Jy  sigma=0.001056
! Fit after  self-cal, rms=0.093070Jy  sigma=0.001056
! 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 = 0.00125919 Jy
! Component: 100  -  total flux cleaned = 0.00153061 Jy
! Total flux subtracted in 100 components = 0.00153061 Jy
! Clean residual min=-0.002464 max=0.002421 Jy/beam
! Clean residual mean=-0.000017 rms=0.000556 Jy/beam
! Combined flux in latest and established models = 0.674063 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 15 model components to the UV plane model.
! The established model now contains 64 components and 0.674063 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.093034Jy  sigma=0.001056
! Fit after  self-cal, rms=0.090928Jy  sigma=0.001029
! Inverting map and beam 
! Estimated beam: bmin=2.458 mas, bmaj=2.886 mas, bpa=-25.64 degrees
! Estimated noise=463.917 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 = 0.00185131 Jy
! Component: 100  -  total flux cleaned = 0.00298391 Jy
! Total flux subtracted in 100 components = 0.00298391 Jy
! Clean residual min=-0.002052 max=0.002057 Jy/beam
! Clean residual mean=-0.000017 rms=0.000504 Jy/beam
! Combined flux in latest and established models = 0.677047 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 74 components and 0.677047 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.090883Jy  sigma=0.001029
! Fit after  self-cal, rms=0.090884Jy  sigma=0.001029
! 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 74 model components to file: 1357+769_S.mod
! wwins: Wrote 2 windows to 1357+769_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.458 x 2.886 at -25.64 degrees (North through East)
! Clean map  min=-0.0019587  max=0.6333 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=2.458 mas, bmaj=2.886 mas, bpa=-25.64 degrees
! Estimated noise=463.917 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.458 x 2.886 at -25.64 degrees (North through East)
! Clean map  min=-0.0019587  max=0.6333 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.4]
quit
! Quitting program
! Log file 1357+769_S.log closed on Tue Feb  5 18:36:51 2008