! Started logfile: 2134+00_S.log on Fri Apr 27 21:14:18 2007
observe 2134+00_S.edt
! Reading UV FITS file: 2134+00_S.edt
! AN table 1: 49 integrations on 153 of 153 possible baselines.
! AN table 2: 62 integrations on 153 of 153 possible baselines.
! AN table 3: 19 integrations on 153 of 153 possible baselines.
! AN table 4: 16 integrations on 153 of 153 possible baselines.
! Apparent sampling: 0.114558 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 2134+00
! 
! 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  2.22997e+09        8e+06          1        8e+06
!  02        2  2.25997e+09        8e+06          1        8e+06
!  03        3  2.34997e+09        8e+06          1        8e+06
!  04        4  2.36997e+09        8e+06          1        8e+06
! 
! Polarization(s): RR
! 
! Read 1912 lines of history.
! 
! Reading 10236 visibilities.
![@gonzo9-0.4 2134+00_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 = 9.0
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 824 telescope corrections were flagged in sub-array 1.
!  A total of 758 telescope corrections were flagged in sub-array 2.
!  A total of 235 telescope corrections were flagged in sub-array 3.
!  A total of 288 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 2.
!  A total of 824 telescope corrections were flagged in sub-array 1.
!  A total of 758 telescope corrections were flagged in sub-array 2.
!  A total of 240 telescope corrections were flagged in sub-array 3.
!  A total of 276 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 3.
!  A total of 824 telescope corrections were flagged in sub-array 1.
!  A total of 758 telescope corrections were flagged in sub-array 2.
!  A total of 239 telescope corrections were flagged in sub-array 3.
!  A total of 288 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 4.
!  A total of 824 telescope corrections were flagged in sub-array 1.
!  A total of 773 telescope corrections were flagged in sub-array 2.
!  A total of 247 telescope corrections were flagged in sub-array 3.
!  A total of 288 telescope corrections were flagged in sub-array 4.
! 
! Fit before self-cal, rms=4.425344Jy  sigma=0.070712
! Fit after  self-cal, rms=4.428375Jy  sigma=0.070958
! 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=1.997 mas, bmaj=4.55 mas, bpa=-1.079 degrees
! Estimated noise=927.823 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 = 3.60244 Jy
! Total flux subtracted in 50 components = 3.60244 Jy
! Clean residual min=-0.300296 max=1.252088 Jy/beam
! Clean residual mean=0.001059 rms=0.078180 Jy/beam
! Combined flux in latest and established models = 3.60244 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 3.60244 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=2.179635Jy  sigma=0.035342
! Fit after  self-cal, rms=2.179604Jy  sigma=0.035341
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 1.32405 Jy
! Total flux subtracted in 50 components = 1.32405 Jy
! Clean residual min=-0.152666 max=0.589916 Jy/beam
! Clean residual mean=0.000512 rms=0.041254 Jy/beam
! Combined flux in latest and established models = 4.92649 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 13 components and 4.92649 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=1.208277Jy  sigma=0.019589
! Fit after  self-cal, rms=1.208188Jy  sigma=0.019588
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.640662 Jy
! Total flux subtracted in 50 components = 0.640662 Jy
! Clean residual min=-0.088291 max=0.292058 Jy/beam
! Clean residual mean=0.000247 rms=0.025770 Jy/beam
! Combined flux in latest and established models = 5.56716 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 17 components and 5.56716 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.804783Jy  sigma=0.012835
! Fit after  self-cal, rms=0.804752Jy  sigma=0.012835
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.326218 Jy
! Total flux subtracted in 50 components = 0.326218 Jy
! Clean residual min=-0.072590 max=0.156651 Jy/beam
! Clean residual mean=0.000112 rms=0.020026 Jy/beam
! Combined flux in latest and established models = 5.89337 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 20 components and 5.89337 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.653990Jy  sigma=0.010177
! Fit after  self-cal, rms=0.653992Jy  sigma=0.010177
! 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=2.739 mas, bmaj=6.057 mas, bpa=-0.3324 degrees
! Estimated noise=553.604 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 = 0.26585 Jy
! Component: 100  -  total flux cleaned = 0.381097 Jy
! Total flux subtracted in 100 components = 0.381097 Jy
! Clean residual min=-0.082711 max=0.128705 Jy/beam
! Clean residual mean=-0.000514 rms=0.019664 Jy/beam
! Combined flux in latest and established models = 6.27447 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 20 model components to the UV plane model.
! The established model now contains 33 components and 6.27447 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.571328Jy  sigma=0.008552
! Fit after  self-cal, rms=0.571133Jy  sigma=0.008550
! 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:
!   FD        1.10     GC        1.08     HH        1.00*    HN        0.97     
!   LA        1.08     MC        1.00*    MK        0.94     NY        1.00*    
!   ON        1.00*    OV        0.99     PT        0.95     SC        1.00*    
!   TS        1.00*    WF        1.11     BR        0.92     KK        1.07     
!   KP        0.92     WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   FD        1.12     GC        1.00     HH        1.00*    HN        0.98     
!   LA        1.08     MC        1.00*    MK        0.93     NY        1.00*    
!   ON        1.00*    OV        1.00     PT        0.96     SC        1.00*    
!   TS        1.00     WF        1.17     BR        0.94     KK        0.95     
!   KP        0.95     WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   FD        1.11     GC        1.00*    HH        1.20     HN        1.00     
!   LA        1.10     MC        1.05     MK        1.00*    NY        1.14     
!   ON        0.97     OV        1.02     PT        0.96     SC        1.00*    
!   TS        1.00*    WF        1.11     BR        0.94     KK        1.00*    
!   KP        0.92     WZ        0.89     
! 
!  Telescope amplitude corrections in sub-array 4:
!   FD        0.00*    GC        0.00*    HH        0.00*    HN        0.00*    
!   LA        0.00*    MC        0.00*    MK        0.00*    NY        0.00*    
!   ON        0.00*    OV        0.00*    PT        0.00*    SC        0.00*    
!   TS        0.00*    WF        0.00*    BR        0.00*    KK        0.00*    
!   KP        0.00*    WZ        0.00*    
! 
! 
! Correcting IF 2.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   FD        0.94     GC        1.06     HH        1.00*    HN        0.95     
!   LA        1.03     MC        1.00*    MK        1.02     NY        1.00*    
!   ON        1.00*    OV        1.01     PT        0.92     SC        1.00*    
!   TS        1.00*    WF        1.06     BR        0.98     KK        1.05     
!   KP        0.96     WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   FD        0.97     GC        0.97     HH        1.00*    HN        0.97     
!   LA        1.04     MC        1.00*    MK        1.02     NY        1.00*    
!   ON        1.00*    OV        1.03     PT        0.95     SC        1.00*    
!   TS        0.97     WF        1.12     BR        1.01     KK        0.91     
!   KP        0.99     WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   FD        0.97     GC        1.00*    HH        1.16     HN        1.00     
!   LA        1.05     MC        1.05     MK        1.00*    NY        1.09     
!   ON        1.02     OV        1.04     PT        0.96     SC        1.00*    
!   TS        1.00*    WF        1.09     BR        1.02     KK        1.00*    
!   KP        1.00*    WZ        0.85     
! 
!  A total of 12 telescope corrections were flagged in sub-array 4.
!  Telescope amplitude corrections in sub-array 4:
!   FD        0.00*    GC        0.00*    HH        0.00*    HN        0.00*    
!   LA        0.00*    MC        0.00*    MK        0.00*    NY        0.00*    
!   ON        0.00*    OV        0.00*    PT        0.00*    SC        0.00*    
!   TS        0.00*    WF        0.00*    BR        0.00*    KK        0.00*    
!   KP        0.00*    WZ        0.00*    
! 
! 
! Correcting IF 3.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   FD        0.88     GC        1.09     HH        1.00*    HN        1.20     
!   LA        0.89     MC        1.00*    MK        0.98     NY        1.00*    
!   ON        1.00*    OV        0.98     PT        0.99     SC        1.00*    
!   TS        1.00*    WF        1.28     BR        0.98     KK        1.07     
!   KP        0.96     WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   FD        0.92     GC        1.05     HH        1.00*    HN        1.25     
!   LA        0.93     MC        1.00*    MK        0.98     NY        1.00*    
!   ON        1.00*    OV        1.03     PT        1.05     SC        1.00*    
!   TS        0.97     WF        1.40     BR        1.03     KK        0.93     
!   KP        0.99     WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   FD        0.91     GC        1.00*    HH        1.03     HN        1.29     
!   LA        0.92     MC        1.53     MK        1.00*    NY        1.14     
!   ON        1.01     OV        1.04     PT        1.05     SC        1.00*    
!   TS        1.00*    WF        1.33     BR        1.04     KK        1.00*    
!   KP        1.00     WZ        0.82     
! 
!  Telescope amplitude corrections in sub-array 4:
!   FD        0.00*    GC        0.00*    HH        0.00*    HN        0.00*    
!   LA        0.00*    MC        0.00*    MK        0.00*    NY        0.00*    
!   ON        0.00*    OV        0.00*    PT        0.00*    SC        0.00*    
!   TS        0.00*    WF        0.00*    BR        0.00*    KK        0.00*    
!   KP        0.00*    WZ        0.00*    
! 
! 
! Correcting IF 4.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   FD        0.80     GC        1.20     HH        1.00*    HN        1.12     
!   LA        0.75     MC        1.00*    MK        0.96     NY        1.00*    
!   ON        1.00*    OV        0.88     PT        0.99     SC        1.00*    
!   TS        1.00*    WF        1.27     BR        0.96     KK        1.10     
!   KP        0.98     WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   FD        0.82     GC        1.12     HH        1.00*    HN        1.13     
!   LA        0.78     MC        1.00*    MK        0.96     NY        1.00*    
!   ON        1.00*    OV        0.90     PT        1.07     SC        1.00*    
!   TS        0.98     WF        1.32     BR        0.97     KK        0.96     
!   KP        0.99     WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   FD        0.81     GC        1.00*    HH        1.03     HN        1.17     
!   LA        0.75     MC        1.00*    MK        1.00*    NY        1.18     
!   ON        1.00     OV        0.90     PT        0.98     SC        1.00*    
!   TS        1.00*    WF        1.26     BR        0.99     KK        1.00*    
!   KP        0.99     WZ        0.81     
! 
!  Telescope amplitude corrections in sub-array 4:
!   FD        0.00*    GC        0.00*    HH        0.00*    HN        0.00*    
!   LA        0.00*    MC        0.00*    MK        0.00*    NY        0.00*    
!   ON        0.00*    OV        0.00*    PT        0.00*    SC        0.00*    
!   TS        0.00*    WF        0.00*    BR        0.00*    KK        0.00*    
!   KP        0.00*    WZ        0.00*    
! 
! 
! Fit before self-cal, rms=0.571133Jy  sigma=0.008550
! Fit after  self-cal, rms=0.206597Jy  sigma=0.003084
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=2.745 mas, bmaj=6.209 mas, bpa=-0.8841 degrees
! Estimated noise=550.312 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 (4.8, -3.2).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0528427 Jy
! Component: 100  -  total flux cleaned = 0.0687545 Jy
! Total flux subtracted in 100 components = 0.0687545 Jy
! Clean residual min=-0.013126 max=0.017850 Jy/beam
! Clean residual mean=0.000662 rms=0.004118 Jy/beam
! Combined flux in latest and established models = 6.34323 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 16 model components to the UV plane model.
! The established model now contains 49 components and 6.34323 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.195192Jy  sigma=0.002894
! Fit after  self-cal, rms=0.193301Jy  sigma=0.002871
! 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 = 0.0143869 Jy
! Component: 100  -  total flux cleaned = 0.0159506 Jy
! Total flux subtracted in 100 components = 0.0159506 Jy
! Clean residual min=-0.015901 max=0.015834 Jy/beam
! Clean residual mean=0.000646 rms=0.003865 Jy/beam
! Combined flux in latest and established models = 6.35918 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 16 model components to the UV plane model.
! The established model now contains 60 components and 6.35918 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.191350Jy  sigma=0.002841
! Fit after  self-cal, rms=0.161505Jy  sigma=0.002256
! Inverting map and beam 
! Estimated beam: bmin=2.746 mas, bmaj=6.203 mas, bpa=-0.9241 degrees
! Estimated noise=550.596 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 = 0.0225957 Jy
! Component: 100  -  total flux cleaned = 0.0293535 Jy
! Total flux subtracted in 100 components = 0.0293535 Jy
! Clean residual min=-0.007468 max=0.012766 Jy/beam
! Clean residual mean=0.000431 rms=0.002410 Jy/beam
! Combined flux in latest and established models = 6.38853 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 17 model components to the UV plane model.
! The established model now contains 71 components and 6.38853 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.158645Jy  sigma=0.002208
! Fit after  self-cal, rms=0.158220Jy  sigma=0.002203
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 2134+00_S
! Writing UV FITS file: 2134+00_S.uvf
! Writing 71 model components to file: 2134+00_S.mod
! wwins: Wrote 2 windows to 2134+00_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.746 x 6.203 at -0.9241 degrees (North through East)
! Clean map  min=-0.0078871  max=5.1094 Jy/beam
! Writing clean map to FITS file: 2134+00_S.fits
! Writing difmap environment to: 2134+00_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 2134+00_S]
device 2134+00_Suv.ps/vps,1,2
! Attempting to open device: '2134+00_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 2134+00_Sim.ps/vps
! Attempting to open device: '2134+00_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=2.746 mas, bmaj=6.203 mas, bpa=-0.9241 degrees
! Estimated noise=550.596 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.746 x 6.203 at -0.9241 degrees (North through East)
! Clean map  min=-0.0078871  max=5.1094 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo9-0.4]
quit
! Quitting program
! Log file 2134+00_S.log closed on Fri Apr 27 21:14:42 2007