! Started logfile: CTA26_S.log on Thu Jul 20 19:33:02 2006
observe CTA26_S.edt
! Reading UV FITS file: CTA26_S.edt
! AN table 1: 19 integrations on 190 of 190 possible baselines.
! AN table 2: 12 integrations on 190 of 190 possible baselines.
! AN table 3: 34 integrations on 190 of 190 possible baselines.
! Apparent sampling: 0.0820243 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: CTA26
! 
! 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 1588 lines of history.
! 
! Reading 4052 visibilities.
![@gonzo7-0.4 CTA26_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 335 telescope corrections were flagged in sub-array 1.
!  A total of 219 telescope corrections were flagged in sub-array 2.
!  A total of 500 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 2.
!  A total of 335 telescope corrections were flagged in sub-array 1.
!  A total of 216 telescope corrections were flagged in sub-array 2.
!  A total of 500 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 3.
!  A total of 335 telescope corrections were flagged in sub-array 1.
!  A total of 234 telescope corrections were flagged in sub-array 2.
!  A total of 529 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 4.
!  A total of 335 telescope corrections were flagged in sub-array 1.
!  A total of 209 telescope corrections were flagged in sub-array 2.
!  A total of 498 telescope corrections were flagged in sub-array 3.
! 
! Fit before self-cal, rms=0.735785Jy  sigma=0.009708
! Fit after  self-cal, rms=0.730376Jy  sigma=0.009679
! 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=3.589 mas, bmaj=6.815 mas, bpa=-11.56 degrees
! Estimated noise=1638.26 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 = 1.206 Jy
! Total flux subtracted in 50 components = 1.206 Jy
! Clean residual min=-0.090560 max=0.348907 Jy/beam
! Clean residual mean=0.001847 rms=0.033594 Jy/beam
! Combined flux in latest and established models = 1.206 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 5 model components to the UV plane model.
! The established model now contains 5 components and 1.206 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.555236Jy  sigma=0.007336
! Fit after  self-cal, rms=0.555239Jy  sigma=0.007336
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.349842 Jy
! Total flux subtracted in 50 components = 0.349842 Jy
! Clean residual min=-0.050180 max=0.149050 Jy/beam
! Clean residual mean=0.000937 rms=0.016241 Jy/beam
! Combined flux in latest and established models = 1.55584 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 11 components and 1.55584 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.301942Jy  sigma=0.003918
! Fit after  self-cal, rms=0.301753Jy  sigma=0.003916
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.15954 Jy
! Total flux subtracted in 50 components = 0.15954 Jy
! Clean residual min=-0.030759 max=0.070837 Jy/beam
! Clean residual mean=0.000521 rms=0.009071 Jy/beam
! Combined flux in latest and established models = 1.71538 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 17 components and 1.71538 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.215838Jy  sigma=0.002704
! Fit after  self-cal, rms=0.215576Jy  sigma=0.002702
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0783369 Jy
! Total flux subtracted in 50 components = 0.0783369 Jy
! Clean residual min=-0.021799 max=0.035135 Jy/beam
! Clean residual mean=0.000315 rms=0.006155 Jy/beam
! Combined flux in latest and established models = 1.79372 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 23 components and 1.79372 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.189888Jy  sigma=0.002326
! Fit after  self-cal, rms=0.189713Jy  sigma=0.002324
! 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=4.707 mas, bmaj=7.59 mas, bpa=-7.922 degrees
! Estimated noise=1062.56 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 = 0.0452201 Jy
! Component: 100  -  total flux cleaned = 0.0647752 Jy
! Total flux subtracted in 100 components = 0.0647752 Jy
! Clean residual min=-0.014355 max=0.015274 Jy/beam
! Clean residual mean=0.000147 rms=0.003742 Jy/beam
! Combined flux in latest and established models = 1.85849 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 25 model components to the UV plane model.
! The established model now contains 48 components and 1.85849 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.180706Jy  sigma=0.002190
! Fit after  self-cal, rms=0.180643Jy  sigma=0.002188
! Inverting map 
print "****************************************"
! **************************************** 
print "*** Finished Natural Weighting CLEAN ***"
! *** Finished Natural Weighting CLEAN *** 
print "****************************************"
! **************************************** 
gscale true
! Performing overall amplitude self-cal
! 
! Correcting IF 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.98     FD        0.99     GC        1.00*    HN        1.00*    
!   LA        1.02     NL        0.97     OV        0.99     SC        1.01     
!   WF        1.00*    GG        1.00*    HH        1.00*    KK        1.00*    
!   KP        0.97     MA        1.00*    MC        1.00*    MK        1.00*    
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        0.99     
! 
!  A total of 21 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.00*    FD        0.00*    GC        0.00*    HN        0.00*    
!   LA        0.00*    NL        0.00*    OV        0.00*    SC        0.00*    
!   WF        0.00*    GG        0.00*    HH        0.00*    KK        0.00*    
!   KP        0.00*    MA        0.00*    MC        0.00*    MK        0.00*    
!   NY        0.00*    TS        0.00*    WZ        0.00*    PT        0.00*    
! 
!  A total of 6 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.00     FD        0.98     GC        0.98     HN        1.00*    
!   LA        0.97     NL        1.02     OV        0.99     SC        1.00*    
!   WF        1.06     GG        1.00*    HH        1.00*    KK        0.96     
!   KP        1.00     MA        1.00*    MC        1.00*    MK        0.98     
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        0.98     
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.94     FD        1.00     GC        1.00*    HN        1.00*    
!   LA        1.03     NL        1.00     OV        1.02     SC        0.99     
!   WF        1.00*    GG        1.00*    HH        1.00*    KK        1.00*    
!   KP        0.99     MA        1.00*    MC        1.00*    MK        1.00*    
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        0.95     
! 
!  A total of 24 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.00*    FD        0.00*    GC        0.00*    HN        0.00*    
!   LA        0.00*    NL        0.00*    OV        0.00*    SC        0.00*    
!   WF        0.00*    GG        0.00*    HH        0.00*    KK        0.00*    
!   KP        0.00*    MA        0.00*    MC        0.00*    MK        0.00*    
!   NY        0.00*    TS        0.00*    WZ        0.00*    PT        0.00*    
! 
!  A total of 6 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.00     FD        0.99     GC        1.01     HN        1.00*    
!   LA        0.99     NL        1.02     OV        1.01     SC        1.00*    
!   WF        0.99     GG        1.00*    HH        1.00*    KK        0.97     
!   KP        0.99     MA        1.00*    MC        1.00*    MK        0.98     
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        0.98     
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.90     FD        0.97     GC        1.00*    HN        1.00*    
!   LA        0.86     NL        0.94     OV        0.94     SC        0.98     
!   WF        1.00*    GG        1.00*    HH        1.00*    KK        1.00*    
!   KP        1.02     MA        1.00*    MC        1.00*    MK        1.00*    
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        0.98     
! 
!  A total of 6 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.00*    FD        0.00*    GC        0.00*    HN        0.00*    
!   LA        0.00*    NL        0.00*    OV        0.00*    SC        0.00*    
!   WF        0.00*    GG        0.00*    HH        0.00*    KK        0.00*    
!   KP        0.00*    MA        0.00*    MC        0.00*    MK        0.00*    
!   NY        0.00*    TS        0.00*    WZ        0.00*    PT        0.00*    
! 
!  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        1.02     HN        1.00*    
!   LA        0.96     NL        0.98     OV        0.98     SC        1.00*    
!   WF        0.93     GG        1.00*    HH        1.00*    KK        1.00     
!   KP        0.96     MA        1.00*    MC        1.00*    MK        1.02     
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        1.01     
! 
! 
! Correcting IF 4.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.98     FD        1.04     GC        1.00*    HN        1.00*    
!   LA        1.07     NL        1.02     OV        1.01     SC        1.00     
!   WF        1.00*    GG        1.00*    HH        1.00*    KK        1.00*    
!   KP        0.99     MA        1.00*    MC        1.00*    MK        1.00*    
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        0.99     
! 
!  A total of 3 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.00*    FD        1.00*    GC        1.00*    HN        1.00*    
!   LA        1.00*    NL        1.00*    OV        1.00*    SC        1.00*    
!   WF        1.00*    GG        1.00*    HH        1.00*    KK        1.00*    
!   KP        1.00*    MA        1.07     MC        1.05     MK        1.00*    
!   NY        1.05     TS        1.00*    WZ        0.92     PT        1.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.03     FD        1.02     GC        1.03     HN        1.00*    
!   LA        1.02     NL        1.05     OV        1.03     SC        1.00*    
!   WF        0.99     GG        1.00*    HH        1.00*    KK        1.00     
!   KP        1.03     MA        1.00*    MC        1.00*    MK        1.02     
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        1.04     
! 
! 
! Fit before self-cal, rms=0.180643Jy  sigma=0.002188
! Fit after  self-cal, rms=0.156706Jy  sigma=0.001934
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=4.706 mas, bmaj=7.574 mas, bpa=-7.586 degrees
! Estimated noise=1064.33 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 = 0.00505177 Jy
! Component: 100  -  total flux cleaned = 0.00522677 Jy
! Total flux subtracted in 100 components = 0.00522677 Jy
! Clean residual min=-0.008814 max=0.009240 Jy/beam
! Clean residual mean=-0.000034 rms=0.002285 Jy/beam
! Combined flux in latest and established models = 1.86372 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 56 components and 1.86372 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.156426Jy  sigma=0.001929
! Fit after  self-cal, rms=0.156440Jy  sigma=0.001929
! 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 = 5.55308e-05 Jy
! Component: 100  -  total flux cleaned = 0.000162438 Jy
! Total flux subtracted in 100 components = 0.000162438 Jy
! Clean residual min=-0.008774 max=0.009156 Jy/beam
! Clean residual mean=-0.000033 rms=0.002268 Jy/beam
! Combined flux in latest and established models = 1.86388 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 5 model components to the UV plane model.
! The established model now contains 59 components and 1.86388 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.156359Jy  sigma=0.001928
! Fit after  self-cal, rms=0.150716Jy  sigma=0.001843
! Inverting map and beam 
! Estimated beam: bmin=4.706 mas, bmaj=7.57 mas, bpa=-7.726 degrees
! Estimated noise=1065.07 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 = 0.00284676 Jy
! Component: 100  -  total flux cleaned = 0.00308024 Jy
! Total flux subtracted in 100 components = 0.00308024 Jy
! Clean residual min=-0.007323 max=0.008591 Jy/beam
! Clean residual mean=-0.000003 rms=0.001996 Jy/beam
! Combined flux in latest and established models = 1.86696 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 5 model components to the UV plane model.
! The established model now contains 60 components and 1.86696 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.150585Jy  sigma=0.001840
! Fit after  self-cal, rms=0.150564Jy  sigma=0.001840
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save CTA26_S
! Writing UV FITS file: CTA26_S.uvf
! Writing 60 model components to file: CTA26_S.mod
! wwins: Wrote 1 windows to CTA26_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 4.706 x 7.57 at -7.726 degrees (North through East)
! Clean map  min=-0.0073342  max=1.6076 Jy/beam
! Writing clean map to FITS file: CTA26_S.fits
! Writing difmap environment to: CTA26_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot CTA26_S]
device CTA26_Suv.ps/vps,1,2
! Attempting to open device: 'CTA26_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device CTA26_Sim.ps/vps
! Attempting to open device: 'CTA26_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=4.706 mas, bmaj=7.57 mas, bpa=-7.726 degrees
! Estimated noise=1065.07 mJy/beam.
xyrange 0, 0, 0, 0
! The mapplot display area will be limited to:
!  Relative  RA: (The whole available range)
!  Relative DEC: (The whole available range)
mapcolor grey
! Mapplot colormap: grey, contrast: 1 brightness: 0.5.
docont=true
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 4.706 x 7.57 at -7.726 degrees (North through East)
! Clean map  min=-0.0073342  max=1.6076 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.4]
quit
! Quitting program
! Log file CTA26_S.log closed on Thu Jul 20 19:33:21 2006