! Started logfile: 0955+476_X.log on Mon Aug 11 16:42:32 2008
observe 0955+476_X.edt2
! Reading UV FITS file: 0955+476_X.edt2
! AN table 1: 43 integrations on 171 of 171 possible baselines.
! AN table 2: 21 integrations on 171 of 171 possible baselines.
! AN table 3: 25 integrations on 171 of 171 possible baselines.
! AN table 4: 16 integrations on 171 of 171 possible baselines.
! Apparent sampling: 0.189084 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 0955+476
! 
! 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 1530 lines of history.
! 
! Reading 13580 visibilities.
![@gonzo7-0.1-pw 0955+476_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 570 telescope corrections were flagged in sub-array 1.
!  A total of 306 telescope corrections were flagged in sub-array 2.
!  A total of 323 telescope corrections were flagged in sub-array 3.
!  A total of 187 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 2.
!  A total of 573 telescope corrections were flagged in sub-array 1.
!  A total of 306 telescope corrections were flagged in sub-array 2.
!  A total of 322 telescope corrections were flagged in sub-array 3.
!  A total of 188 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 3.
!  A total of 573 telescope corrections were flagged in sub-array 1.
!  A total of 308 telescope corrections were flagged in sub-array 2.
!  A total of 334 telescope corrections were flagged in sub-array 3.
!  A total of 188 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 4.
!  A total of 570 telescope corrections were flagged in sub-array 1.
!  A total of 307 telescope corrections were flagged in sub-array 2.
!  A total of 324 telescope corrections were flagged in sub-array 3.
!  A total of 194 telescope corrections were flagged in sub-array 4.
! 
! Fit before self-cal, rms=0.183750Jy  sigma=2.692549
! Fit after  self-cal, rms=0.182524Jy  sigma=2.690963
! 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
peakw win_mult
! Inverting map and beam 
! Estimated beam: bmin=0.6181 mas, bmaj=0.7114 mas, bpa=7.691 degrees
! Estimated noise=0.851006 mJy/beam.
! Added new window around map position (0, 0).
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=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.717054 Jy
! Total flux subtracted in 50 components = 0.717054 Jy
! Clean residual min=-0.023729 max=0.200028 Jy/beam
! Clean residual mean=-0.000132 rms=0.008005 Jy/beam
! Combined flux in latest and established models = 0.717054 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 0.717054 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.275517Jy  sigma=4.369024
! Fit after  self-cal, rms=0.275517Jy  sigma=4.369023
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.157516 Jy
! Total flux subtracted in 50 components = 0.157516 Jy
! Clean residual min=-0.015337 max=0.049782 Jy/beam
! Clean residual mean=-0.000045 rms=0.004126 Jy/beam
! Combined flux in latest and established models = 0.87457 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 4 model components to the UV plane model.
! The established model now contains 4 components and 0.87457 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.180073Jy  sigma=2.555786
! Fit after  self-cal, rms=0.180074Jy  sigma=2.555772
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0512952 Jy
! Total flux subtracted in 50 components = 0.0512952 Jy
! Clean residual min=-0.014786 max=0.022853 Jy/beam
! Clean residual mean=-0.000016 rms=0.003644 Jy/beam
! Combined flux in latest and established models = 0.925865 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 10 components and 0.925865 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.166567Jy  sigma=2.320978
! Fit after  self-cal, rms=0.166570Jy  sigma=2.320953
! 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=0.702 mas, bmaj=0.8231 mas, bpa=5.291 degrees
! Estimated noise=0.538375 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 = 0.0350616 Jy
! Component: 100  -  total flux cleaned = 0.0523862 Jy
! Total flux subtracted in 100 components = 0.0523862 Jy
! Clean residual min=-0.013971 max=0.018900 Jy/beam
! Clean residual mean=0.000063 rms=0.003380 Jy/beam
! Combined flux in latest and established models = 0.978251 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 22 components and 0.978251 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.159756Jy  sigma=2.251575
! Fit after  self-cal, rms=0.159747Jy  sigma=2.251396
! 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        0.98     GC        0.98     HH        1.00*    
!   HN        0.99     KK        1.00*    KP        0.97     LA        0.95     
!   MA        1.00     MK        0.98     NL        0.95     NY        0.98     
!   OV        0.95     PT        0.95     SC        0.95     TS        1.14     
!   WF        1.20     WZ        1.00*    GG        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.13     FD        1.02     GC        1.03     HH        1.00*    
!   HN        1.09     KK        1.00*    KP        1.00*    LA        1.00     
!   MA        0.96     MK        1.00*    NL        1.14     NY        0.86     
!   OV        1.00*    PT        1.05     SC        1.22     TS        1.00*    
!   WF        0.91     WZ        0.90     GG        1.00*    
! 
!  A total of 6 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.05     FD        0.91     GC        0.72     HH        1.00*    
!   HN        1.08     KK        1.00*    KP        1.12     LA        0.93     
!   MA        1.04     MK        1.00*    NL        1.04     NY        0.91     
!   OV        0.99     PT        1.00     SC        1.15     TS        1.00*    
!   WF        0.88     WZ        1.00*    GG        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 4.
!  Telescope amplitude corrections in sub-array 4:
!   BR        1.05     FD        0.88     GC        1.00     HH        1.00*    
!   HN        1.04     KK        1.15     KP        1.10     LA        0.91     
!   MA        1.00*    MK        1.34     NL        1.07     NY        0.85     
!   OV        0.95     PT        0.95     SC        1.27     TS        0.95     
!   WF        0.92     WZ        0.88     GG        1.00*    
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.98     FD        0.97     GC        0.97     HH        1.00*    
!   HN        0.97     KK        1.00*    KP        0.95     LA        0.96     
!   MA        0.97     MK        0.99     NL        0.94     NY        0.96     
!   OV        0.97     PT        0.97     SC        0.99     TS        1.15     
!   WF        1.14     WZ        1.00*    GG        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.10     FD        1.06     GC        1.06     HH        1.00*    
!   HN        1.01     KK        1.00*    KP        1.00*    LA        0.98     
!   MA        0.96     MK        1.00*    NL        0.97     NY        0.86     
!   OV        1.00*    PT        1.26     SC        1.07     TS        1.00*    
!   WF        0.90     WZ        0.98     GG        1.00*    
! 
!  A total of 6 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.08     FD        1.00     GC        0.99     HH        1.00*    
!   HN        0.92     KK        1.00*    KP        0.95     LA        0.92     
!   MA        1.09     MK        1.00*    NL        0.90     NY        0.93     
!   OV        0.99     PT        1.20     SC        0.98     TS        1.00*    
!   WF        0.88     WZ        1.00*    GG        1.00*    
! 
!  A total of 6 telescope corrections were flagged in sub-array 4.
!  Telescope amplitude corrections in sub-array 4:
!   BR        1.08     FD        0.94     GC        1.02     HH        1.00*    
!   HN        0.99     KK        1.24     KP        0.91     LA        0.90     
!   MA        1.00*    MK        1.28     NL        0.94     NY        0.87     
!   OV        0.99     PT        1.09     SC        1.12     TS        0.97     
!   WF        0.93     WZ        0.93     GG        1.00*    
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.95     FD        0.93     GC        0.97     HH        1.00*    
!   HN        0.97     KK        1.00*    KP        0.97     LA        0.93     
!   MA        1.09     MK        0.98     NL        0.99     NY        0.96     
!   OV        0.96     PT        0.98     SC        0.95     TS        1.19     
!   WF        1.21     WZ        1.00*    GG        1.00*    
! 
!  A total of 6 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.05     FD        1.14     GC        1.09     HH        1.00*    
!   HN        0.84     KK        1.00*    KP        1.00*    LA        1.14     
!   MA        1.05     MK        1.00*    NL        1.07     NY        0.89     
!   OV        1.00*    PT        1.16     SC        0.93     TS        1.00*    
!   WF        0.93     WZ        0.99     GG        1.00*    
! 
!  A total of 18 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.06     FD        1.01     GC        0.93     HH        1.00*    
!   HN        0.82     KK        1.00*    KP        0.90     LA        1.01     
!   MA        0.84     MK        1.00*    NL        1.01     NY        0.95     
!   OV        0.95     PT        1.08     SC        0.91     TS        1.00*    
!   WF        0.79     WZ        1.00*    GG        1.00*    
! 
!  A total of 6 telescope corrections were flagged in sub-array 4.
!  Telescope amplitude corrections in sub-array 4:
!   BR        1.01     FD        0.98     GC        1.02     HH        1.00*    
!   HN        0.81     KK        1.17     KP        0.89     LA        1.08     
!   MA        1.00*    MK        1.27     NL        1.01     NY        0.85     
!   OV        0.92     PT        1.00     SC        0.95     TS        0.95     
!   WF        0.89     WZ        0.95     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        0.94     FD        0.94     GC        0.96     HH        1.00*    
!   HN        0.97     KK        1.00*    KP        0.96     LA        0.94     
!   MA        1.06     MK        0.98     NL        0.97     NY        0.98     
!   OV        0.95     PT        0.94     SC        0.97     TS        1.16     
!   WF        1.10     WZ        1.00*    GG        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.03     FD        1.23     GC        1.03     HH        1.00*    
!   HN        0.90     KK        1.00*    KP        1.00*    LA        1.32     
!   MA        0.97     MK        1.00*    NL        1.07     NY        0.87     
!   OV        1.00*    PT        1.17     SC        0.99     TS        1.00*    
!   WF        0.91     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        1.03     FD        1.12     GC        0.72     HH        1.00*    
!   HN        0.86     KK        1.00*    KP        0.92     LA        1.09     
!   MA        1.08     MK        1.00*    NL        0.99     NY        0.93     
!   OV        1.06     PT        1.11     SC        0.94     TS        1.00*    
!   WF        0.90     WZ        1.00*    GG        1.00*    
! 
!  Telescope amplitude corrections in sub-array 4:
!   BR        1.05     FD        1.06     GC        0.99     HH        1.00*    
!   HN        0.84     KK        1.17     KP        0.89     LA        1.23     
!   MA        1.00*    MK        1.62     NL        0.99     NY        0.85     
!   OV        0.99     PT        1.05     SC        0.95     TS        0.98     
!   WF        0.94     WZ        0.97     GG        1.00*    
! 
! 
! Fit before self-cal, rms=0.159747Jy  sigma=2.251396
! Fit after  self-cal, rms=0.114797Jy  sigma=1.222590
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.704 mas, bmaj=0.8303 mas, bpa=3.934 degrees
! Estimated noise=0.536168 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 = 0.00339834 Jy
! Component: 100  -  total flux cleaned = 0.00442151 Jy
! Total flux subtracted in 100 components = 0.00442151 Jy
! Clean residual min=-0.002824 max=0.003935 Jy/beam
! Clean residual mean=0.000259 rms=0.000834 Jy/beam
! Combined flux in latest and established models = 0.982673 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 9 model components to the UV plane model.
! The established model now contains 29 components and 0.982673 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.114503Jy  sigma=1.219057
! Fit after  self-cal, rms=0.114492Jy  sigma=1.218712
! 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 = 0.000995444 Jy
! Component: 100  -  total flux cleaned = 0.00164986 Jy
! Total flux subtracted in 100 components = 0.00164986 Jy
! Clean residual min=-0.002728 max=0.003954 Jy/beam
! Clean residual mean=0.000248 rms=0.000823 Jy/beam
! Combined flux in latest and established models = 0.984323 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 10 model components to the UV plane model.
! The established model now contains 33 components and 0.984323 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.114367Jy  sigma=1.217811
! Fit after  self-cal, rms=0.112463Jy  sigma=1.177257
! Inverting map and beam 
! Estimated beam: bmin=0.7028 mas, bmaj=0.8292 mas, bpa=3.738 degrees
! Estimated noise=0.535871 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 = 0.00221025 Jy
! Component: 100  -  total flux cleaned = 0.00294946 Jy
! Total flux subtracted in 100 components = 0.00294946 Jy
! Clean residual min=-0.002897 max=0.003347 Jy/beam
! Clean residual mean=0.000184 rms=0.000750 Jy/beam
! Combined flux in latest and established models = 0.987272 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 35 components and 0.987272 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.112299Jy  sigma=1.175656
! Fit after  self-cal, rms=0.112306Jy  sigma=1.175582
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 0955+476_X
! Writing UV FITS file: 0955+476_X.uvf
! Writing 35 model components to file: 0955+476_X.mod
! wwins: Wrote 1 windows to 0955+476_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.7028 x 0.8292 at 3.738 degrees (North through East)
! Clean map  min=-0.0027041  max=0.92309 Jy/beam
! Writing clean map to FITS file: 0955+476_X.fits
! Writing difmap environment to: 0955+476_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 0955+476_X]
device 0955+476_Xuv.ps/vps,1,2
! Attempting to open device: '0955+476_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 0955+476_Xim.ps/vps
! Attempting to open device: '0955+476_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=0.7028 mas, bmaj=0.8292 mas, bpa=3.738 degrees
! Estimated noise=0.535871 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.7028 x 0.8292 at 3.738 degrees (North through East)
! Clean map  min=-0.0027041  max=0.92309 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.1-pw]
quit
! Quitting program
! Log file 0955+476_X.log closed on Mon Aug 11 16:42:41 2008