! Started logfile: 1357+769_X.log on Fri Jul 22 10:06:39 2005
observe 1357+769_X.edt
! Reading UV FITS file: 1357+769_X.edt
! AN table 1: 83 integrations on 171 of 171 possible baselines.
! AN table 2: 31 integrations on 171 of 171 possible baselines.
! AN table 3: 25 integrations on 171 of 171 possible baselines.
! Apparent sampling: 0.158736 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  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 1818 lines of history.
! 
! Reading 15092 visibilities.
![@gonzo8-0.1 1357+769_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 = 8.0
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 1322 telescope corrections were flagged in sub-array 1.
!  A total of 442 telescope corrections were flagged in sub-array 2.
!  A total of 394 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 2.
!  A total of 1327 telescope corrections were flagged in sub-array 1.
!  A total of 442 telescope corrections were flagged in sub-array 2.
!  A total of 394 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 3.
!  A total of 1326 telescope corrections were flagged in sub-array 1.
!  A total of 439 telescope corrections were flagged in sub-array 2.
!  A total of 394 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 4.
!  A total of 1323 telescope corrections were flagged in sub-array 1.
!  A total of 439 telescope corrections were flagged in sub-array 2.
!  A total of 394 telescope corrections were flagged in sub-array 3.
! 
! Fit before self-cal, rms=0.245624Jy  sigma=0.003825
! Fit after  self-cal, rms=0.243701Jy  sigma=0.003830
! 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=0.6 mas, bmaj=0.915 mas, bpa=-17.47 degrees
! Estimated noise=928.25 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 = 0.603455 Jy
! Total flux subtracted in 50 components = 0.603455 Jy
! Clean residual min=-0.022848 max=0.168327 Jy/beam
! Clean residual mean=0.000050 rms=0.006919 Jy/beam
! Combined flux in latest and established models = 0.603455 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 0.603455 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.202337Jy  sigma=0.003174
! Fit after  self-cal, rms=0.202337Jy  sigma=0.003174
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.131593 Jy
! Total flux subtracted in 50 components = 0.131593 Jy
! Clean residual min=-0.007914 max=0.036706 Jy/beam
! Clean residual mean=0.000036 rms=0.002304 Jy/beam
! Combined flux in latest and established models = 0.735048 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 0.735048 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.110439Jy  sigma=0.001533
! Fit after  self-cal, rms=0.110439Jy  sigma=0.001533
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0325762 Jy
! Total flux subtracted in 50 components = 0.0325762 Jy
! Clean residual min=-0.006246 max=0.013683 Jy/beam
! Clean residual mean=0.000033 rms=0.001737 Jy/beam
! Combined flux in latest and established models = 0.767624 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 14 components and 0.767624 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.101757Jy  sigma=0.001354
! Fit after  self-cal, rms=0.101752Jy  sigma=0.001354
! 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=0.7828 mas, bmaj=1.065 mas, bpa=-10.82 degrees
! Estimated noise=510.821 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 = 0.0175891 Jy
! Component: 100  -  total flux cleaned = 0.0257437 Jy
! Total flux subtracted in 100 components = 0.0257437 Jy
! Clean residual min=-0.005750 max=0.006623 Jy/beam
! Clean residual mean=0.000002 rms=0.001453 Jy/beam
! Combined flux in latest and established models = 0.793368 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 24 components and 0.793368 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.099346Jy  sigma=0.001297
! Fit after  self-cal, rms=0.099346Jy  sigma=0.001297
! 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 18 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.99     FD        0.99     GC        0.99     HH        1.00*    
!   HN        0.97     KK        1.00*    KP        0.99     LA        1.01     
!   MC        1.02     MK        1.02     NL        1.00     NY        0.99     
!   ON        0.96     OV        0.99     PT        1.01     SC        1.00*    
!   TS        1.00*    WF        0.96     WZ        0.95     
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.01     FD        1.07     GC        1.00*    HH        1.00*    
!   HN        0.98     KK        1.00*    KP        1.01     LA        0.98     
!   MC        1.00*    MK        1.01     NL        0.94     NY        1.00*    
!   ON        1.00*    OV        0.98     PT        0.98     SC        1.00*    
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.99     FD        0.98     GC        1.00*    HH        1.00*    
!   HN        1.01     KK        1.00*    KP        1.02     LA        1.08     
!   MC        1.00*    MK        0.93     NL        1.02     NY        1.00*    
!   ON        1.00*    OV        1.01     PT        0.99     SC        1.02     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 2.
!  A total of 6 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.99     FD        0.98     GC        1.00     HH        1.00*    
!   HN        0.95     KK        1.00*    KP        1.02     LA        1.00     
!   MC        1.03     MK        1.00     NL        0.99     NY        0.99     
!   ON        0.99     OV        1.00     PT        1.01     SC        1.00*    
!   TS        1.00*    WF        0.97     WZ        0.95     
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.00     FD        1.10     GC        1.00*    HH        1.00*    
!   HN        0.96     KK        1.00*    KP        0.99     LA        1.00     
!   MC        1.00*    MK        1.03     NL        0.96     NY        1.00*    
!   ON        1.00*    OV        1.01     PT        0.98     SC        1.00*    
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.99     FD        0.97     GC        1.00*    HH        1.00*    
!   HN        1.02     KK        1.00*    KP        1.02     LA        1.09     
!   MC        1.00*    MK        0.90     NL        1.01     NY        1.00*    
!   ON        1.00*    OV        1.01     PT        0.98     SC        1.04     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
! 
! 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        0.98     GC        1.00     HH        1.00*    
!   HN        0.95     KK        1.00*    KP        1.00     LA        1.01     
!   MC        0.99     MK        1.00     NL        1.00     NY        1.01     
!   ON        1.01     OV        0.99     PT        1.00     SC        1.00*    
!   TS        1.00*    WF        0.93     WZ        0.97     
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.01     FD        1.10     GC        1.00*    HH        1.00*    
!   HN        0.97     KK        1.00*    KP        0.99     LA        1.00     
!   MC        1.00*    MK        0.99     NL        0.96     NY        1.00*    
!   ON        1.00*    OV        0.99     PT        1.00     SC        1.00*    
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.99     FD        0.97     GC        1.00*    HH        1.00*    
!   HN        0.97     KK        1.00*    KP        1.02     LA        1.10     
!   MC        1.00*    MK        0.91     NL        0.98     NY        1.00*    
!   ON        1.00*    OV        1.02     PT        1.00     SC        1.09     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 4.
!  A total of 15 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.97     FD        0.98     GC        1.01     HH        1.00*    
!   HN        0.94     KK        1.00*    KP        0.98     LA        0.99     
!   MC        1.03     MK        1.01     NL        1.01     NY        1.02     
!   ON        1.03     OV        0.99     PT        0.99     SC        1.00*    
!   TS        1.00*    WF        0.95     WZ        0.98     
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.99     FD        1.12     GC        1.00*    HH        1.00*    
!   HN        0.95     KK        1.00*    KP        1.00     LA        1.00     
!   MC        1.00*    MK        1.00     NL        0.93     NY        1.00*    
!   ON        1.00*    OV        0.99     PT        1.01     SC        1.00*    
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.96     FD        0.98     GC        1.00*    HH        1.00*    
!   HN        1.07     KK        1.00*    KP        1.01     LA        1.08     
!   MC        1.00*    MK        1.00     NL        1.01     NY        1.00*    
!   ON        1.00*    OV        1.00     PT        0.99     SC        1.06     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.099346Jy  sigma=0.001297
! Fit after  self-cal, rms=0.092916Jy  sigma=0.001209
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.7826 mas, bmaj=1.067 mas, bpa=-10.86 degrees
! Estimated noise=508.617 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 = 0.00256721 Jy
! Component: 100  -  total flux cleaned = 0.00265216 Jy
! Total flux subtracted in 100 components = 0.00265216 Jy
! Clean residual min=-0.003085 max=0.003750 Jy/beam
! Clean residual mean=0.000015 rms=0.000712 Jy/beam
! Combined flux in latest and established models = 0.79602 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 30 components and 0.79602 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.092802Jy  sigma=0.001207
! Fit after  self-cal, rms=0.092801Jy  sigma=0.001207
! 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 = 0.000231311 Jy
! Component: 100  -  total flux cleaned = -1.43726e-06 Jy
! Total flux subtracted in 100 components = -1.43726e-06 Jy
! Clean residual min=-0.003040 max=0.003637 Jy/beam
! Clean residual mean=0.000015 rms=0.000706 Jy/beam
! Combined flux in latest and established models = 0.796019 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 32 components and 0.796019 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.092760Jy  sigma=0.001206
! Fit after  self-cal, rms=0.091279Jy  sigma=0.001185
! Inverting map and beam 
! Estimated beam: bmin=0.7806 mas, bmaj=1.067 mas, bpa=-10.95 degrees
! Estimated noise=508.916 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 = 0.00165756 Jy
! Component: 100  -  total flux cleaned = 0.00171292 Jy
! Total flux subtracted in 100 components = 0.00171292 Jy
! Clean residual min=-0.002721 max=0.003667 Jy/beam
! Clean residual mean=-0.000005 rms=0.000662 Jy/beam
! Combined flux in latest and established models = 0.797732 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 36 components and 0.797732 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.091224Jy  sigma=0.001184
! Fit after  self-cal, rms=0.091225Jy  sigma=0.001184
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 1357+769_X
! Writing UV FITS file: 1357+769_X.uvf
! Writing 36 model components to file: 1357+769_X.mod
! wwins: Wrote 1 windows to 1357+769_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.7806 x 1.067 at -10.95 degrees (North through East)
! Clean map  min=-0.0025736  max=0.77336 Jy/beam
! Writing clean map to FITS file: 1357+769_X.fits
! Writing difmap environment to: 1357+769_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 1357+769_X]
device 1357+769_Xuv.ps/vps,1,2
! Attempting to open device: '1357+769_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 1357+769_Xim.ps/vps
! Attempting to open device: '1357+769_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=0.7806 mas, bmaj=1.067 mas, bpa=-10.95 degrees
! Estimated noise=508.916 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.7806 x 1.067 at -10.95 degrees (North through East)
! Clean map  min=-0.0025736  max=0.77336 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo8-0.1]
quit
! Quitting program
! Log file 1357+769_X.log closed on Fri Jul 22 10:07:29 2005