! Started logfile: 1357+769_S.log on Wed Apr 30 00:15:10 2008
observe 1357+769_S.edt
! Reading UV FITS file: 1357+769_S.edt
! AN table 1: 161 integrations on 153 of 153 possible baselines.
! Apparent sampling: 0.378557 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 955 lines of history.
! 
! Reading 37300 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 1801 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 1807 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 1800 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 1872 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=0.340663Jy  sigma=0.003597
! Fit after  self-cal, rms=0.338833Jy  sigma=0.003588
! 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=2.138 mas, bmaj=2.308 mas, bpa=46.27 degrees
! Estimated noise=922.883 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 = 0.523488 Jy
! Total flux subtracted in 50 components = 0.523488 Jy
! Clean residual min=-0.013356 max=0.146061 Jy/beam
! Clean residual mean=-0.000054 rms=0.003702 Jy/beam
! Combined flux in latest and established models = 0.523488 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 0.523488 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.211056Jy  sigma=0.002257
! Fit after  self-cal, rms=0.211056Jy  sigma=0.002257
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.114155 Jy
! Total flux subtracted in 50 components = 0.114155 Jy
! Clean residual min=-0.009479 max=0.031851 Jy/beam
! Clean residual mean=-0.000038 rms=0.002103 Jy/beam
! Combined flux in latest and established models = 0.637643 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 0.637643 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.141464Jy  sigma=0.001457
! Fit after  self-cal, rms=0.141464Jy  sigma=0.001457
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0284167 Jy
! Total flux subtracted in 50 components = 0.0284167 Jy
! Clean residual min=-0.008789 max=0.012558 Jy/beam
! Clean residual mean=-0.000034 rms=0.001974 Jy/beam
! Combined flux in latest and established models = 0.66606 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 11 components and 0.66606 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.134486Jy  sigma=0.001365
! Fit after  self-cal, rms=0.134470Jy  sigma=0.001364
! 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=2.727 mas, bmaj=2.804 mas, bpa=61.29 degrees
! Estimated noise=521.538 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 = 0.0261827 Jy
! Component: 100  -  total flux cleaned = 0.0391291 Jy
! Total flux subtracted in 100 components = 0.0391291 Jy
! Clean residual min=-0.007106 max=0.010938 Jy/beam
! Clean residual mean=-0.000361 rms=0.001600 Jy/beam
! Combined flux in latest and established models = 0.705189 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 12 model components to the UV plane model.
! The established model now contains 20 components and 0.705189 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.130362Jy  sigma=0.001306
! Fit after  self-cal, rms=0.130307Jy  sigma=0.001306
! Inverting map 
! Added new window around map position (-1.6, -3.2).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0107694 Jy
! Component: 100  -  total flux cleaned = 0.0169303 Jy
! Total flux subtracted in 100 components = 0.0169303 Jy
! Clean residual min=-0.007232 max=0.007819 Jy/beam
! Clean residual mean=-0.000409 rms=0.001482 Jy/beam
! Combined flux in latest and established models = 0.722119 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 33 components and 0.722119 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.129557Jy  sigma=0.001296
! Fit after  self-cal, rms=0.129502Jy  sigma=0.001295
! 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 48 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.98     FD        1.10     GC        0.98     HH        1.00*    
!   HN        0.97     KK        1.04     KP        0.96     LA        1.01     
!   MC        0.99     MK        0.99     NL        0.95     NY        0.98     
!   ON        1.02     OV        0.96     PT        1.04     SC        1.00     
!   WF        1.11     WZ        0.91     
! 
! 
! Correcting IF 2.
!  A total of 54 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.97     FD        1.05     GC        0.96     HH        1.00*    
!   HN        0.98     KK        1.04     KP        1.02     LA        1.01     
!   MC        1.06     MK        1.01     NL        0.97     NY        0.96     
!   ON        1.02     OV        0.94     PT        0.97     SC        1.09     
!   WF        1.07     WZ        0.88     
! 
! 
! Correcting IF 3.
!  A total of 51 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00     FD        1.05     GC        0.97     HH        1.00*    
!   HN        1.09     KK        1.06     KP        0.99     LA        0.98     
!   MC        1.38     MK        0.95     NL        0.99     NY        1.01     
!   ON        1.04     OV        0.97     PT        1.02     SC        1.17     
!   WF        1.10     WZ        0.87     
! 
! 
! Correcting IF 4.
!  A total of 48 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.99     FD        0.97     GC        1.01     HH        1.00*    
!   HN        1.07     KK        1.07     KP        1.02     LA        1.00*    
!   MC        1.25     MK        0.93     NL        0.99     NY        1.03     
!   ON        1.10     OV        0.86     PT        0.99     SC        1.19     
!   WF        1.17     WZ        0.86     
! 
! 
! Fit before self-cal, rms=0.129502Jy  sigma=0.001295
! Fit after  self-cal, rms=0.114204Jy  sigma=0.001103
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=2.711 mas, bmaj=2.8 mas, bpa=61.1 degrees
! Estimated noise=522.923 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 = 0.00256965 Jy
! Component: 100  -  total flux cleaned = 0.00328526 Jy
! Total flux subtracted in 100 components = 0.00328526 Jy
! Clean residual min=-0.003036 max=0.003124 Jy/beam
! Clean residual mean=-0.000082 rms=0.000688 Jy/beam
! Combined flux in latest and established models = 0.725404 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 13 model components to the UV plane model.
! The established model now contains 43 components and 0.725404 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.114102Jy  sigma=0.001102
! Fit after  self-cal, rms=0.114119Jy  sigma=0.001102
! 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 = 0.000337319 Jy
! Component: 100  -  total flux cleaned = 0.000400658 Jy
! Total flux subtracted in 100 components = 0.000400658 Jy
! Clean residual min=-0.003041 max=0.003029 Jy/beam
! Clean residual mean=-0.000083 rms=0.000685 Jy/beam
! Combined flux in latest and established models = 0.725805 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 48 components and 0.725805 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.114076Jy  sigma=0.001102
! Fit after  self-cal, rms=0.111142Jy  sigma=0.001064
! Inverting map and beam 
! Estimated beam: bmin=2.712 mas, bmaj=2.795 mas, bpa=64.85 degrees
! Estimated noise=523.966 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 = 0.00139529 Jy
! Component: 100  -  total flux cleaned = 0.00200911 Jy
! Total flux subtracted in 100 components = 0.00200911 Jy
! Clean residual min=-0.002444 max=0.002457 Jy/beam
! Clean residual mean=-0.000052 rms=0.000576 Jy/beam
! Combined flux in latest and established models = 0.727814 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 12 model components to the UV plane model.
! The established model now contains 59 components and 0.727814 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.111078Jy  sigma=0.001063
! Fit after  self-cal, rms=0.111083Jy  sigma=0.001063
! 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 59 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: 2.712 x 2.795 at 64.85 degrees (North through East)
! Clean map  min=-0.002288  max=0.68264 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=2.712 mas, bmaj=2.795 mas, bpa=64.85 degrees
! Estimated noise=523.966 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.712 x 2.795 at 64.85 degrees (North through East)
! Clean map  min=-0.002288  max=0.68264 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.4]
quit
! Quitting program
! Log file 1357+769_S.log closed on Wed Apr 30 00:15:17 2008