! Started logfile: CTA26_X.log on Tue Dec 12 20:27:09 2006
observe CTA26_X.edt
! Reading UV FITS file: CTA26_X.edt
! AN table 1: 54 integrations on 153 of 153 possible baselines.
! AN table 2: 101 integrations on 153 of 153 possible baselines.
! AN table 3: 11 integrations on 153 of 153 possible baselines.
! Apparent sampling: 0.0879203 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  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 1304 lines of history.
! 
! Reading 8932 visibilities.
![@gonzo8-0.1 CTA26_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 700 telescope corrections were flagged in sub-array 1.
!  A total of 1635 telescope corrections were flagged in sub-array 2.
!  A total of 128 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 2.
!  A total of 700 telescope corrections were flagged in sub-array 1.
!  A total of 1633 telescope corrections were flagged in sub-array 2.
!  A total of 128 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 3.
!  A total of 700 telescope corrections were flagged in sub-array 1.
!  A total of 1635 telescope corrections were flagged in sub-array 2.
!  A total of 128 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 4.
!  A total of 700 telescope corrections were flagged in sub-array 1.
!  A total of 1629 telescope corrections were flagged in sub-array 2.
!  A total of 128 telescope corrections were flagged in sub-array 3.
! 
! Fit before self-cal, rms=0.598885Jy  sigma=0.009952
! Fit after  self-cal, rms=0.599396Jy  sigma=0.009984
! 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=0.5431 mas, bmaj=1.48 mas, bpa=-3.183 degrees
! Estimated noise=1245.11 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 = 0.936998 Jy
! Total flux subtracted in 50 components = 0.936998 Jy
! Clean residual min=-0.068488 max=0.261347 Jy/beam
! Clean residual mean=0.000218 rms=0.022219 Jy/beam
! Combined flux in latest and established models = 0.936998 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 0.936998 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.645355Jy  sigma=0.010731
! Fit after  self-cal, rms=0.645356Jy  sigma=0.010731
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.275348 Jy
! Total flux subtracted in 50 components = 0.275348 Jy
! Clean residual min=-0.049674 max=0.167340 Jy/beam
! Clean residual mean=0.000118 rms=0.015232 Jy/beam
! Combined flux in latest and established models = 1.21235 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 20 components and 1.21235 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.454909Jy  sigma=0.007569
! Fit after  self-cal, rms=0.454915Jy  sigma=0.007568
! Inverting map 
! Added new window around map position (0.7, 0.5).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.169935 Jy
! Total flux subtracted in 50 components = 0.169935 Jy
! Clean residual min=-0.039881 max=0.114150 Jy/beam
! Clean residual mean=0.000055 rms=0.011398 Jy/beam
! Combined flux in latest and established models = 1.38228 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 33 components and 1.38228 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.345812Jy  sigma=0.005710
! Fit after  self-cal, rms=0.344280Jy  sigma=0.005696
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.107622 Jy
! Total flux subtracted in 50 components = 0.107622 Jy
! Clean residual min=-0.035163 max=0.074033 Jy/beam
! Clean residual mean=0.000014 rms=0.009178 Jy/beam
! Combined flux in latest and established models = 1.4899 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 40 components and 1.4899 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.280836Jy  sigma=0.004580
! Fit after  self-cal, rms=0.280069Jy  sigma=0.004574
! 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=0.8219 mas, bmaj=2.388 mas, bpa=-7.015 degrees
! Estimated noise=618.184 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 = 0.187851 Jy
! Component: 100  -  total flux cleaned = 0.277533 Jy
! Total flux subtracted in 100 components = 0.277533 Jy
! Clean residual min=-0.030116 max=0.057713 Jy/beam
! Clean residual mean=-0.000766 rms=0.011341 Jy/beam
! Combined flux in latest and established models = 1.76744 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 56 model components to the UV plane model.
! The established model now contains 90 components and 1.76744 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.165285Jy  sigma=0.002353
! Fit after  self-cal, rms=0.162083Jy  sigma=0.002311
! 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 9 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   FD        0.94     GC        1.00*    HH        1.00*    HN        0.97     
!   LA        0.98     MC        1.00*    MK        1.03     NY        1.00*    
!   ON        1.00*    OV        0.97     PT        0.95     SC        1.00*    
!   TS        1.00*    WF        1.00     BR        0.96     KK        1.00*    
!   KP        0.99     WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   FD        0.97     GC        1.03     HH        1.00*    HN        1.04     
!   LA        1.00     MC        1.08     MK        0.98     NY        1.26     
!   ON        1.04     OV        1.01     PT        0.98     SC        1.00*    
!   TS        1.00*    WF        1.07     BR        0.97     KK        1.00*    
!   KP        0.98     WZ        0.90     
! 
!  Telescope amplitude corrections in sub-array 3:
!   FD        1.03     GC        0.97     HH        1.00*    HN        1.00*    
!   LA        1.02     MC        1.00*    MK        1.00     NY        1.00*    
!   ON        1.00*    OV        0.99     PT        1.00     SC        1.00*    
!   TS        1.00     WF        1.00*    BR        0.99     KK        1.01     
!   KP        1.01     WZ        1.00*    
! 
! 
! Correcting IF 2.
!  A total of 9 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   FD        0.94     GC        1.00*    HH        1.00*    HN        0.97     
!   LA        0.97     MC        1.00*    MK        1.04     NY        1.00*    
!   ON        1.00*    OV        0.97     PT        0.99     SC        1.00*    
!   TS        1.00*    WF        1.01     BR        0.97     KK        1.00*    
!   KP        0.94     WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   FD        0.97     GC        1.06     HH        1.00*    HN        1.04     
!   LA        0.99     MC        1.10     MK        0.98     NY        1.23     
!   ON        1.03     OV        1.02     PT        1.02     SC        1.00*    
!   TS        1.00*    WF        1.08     BR        0.98     KK        1.00*    
!   KP        0.94     WZ        0.88     
! 
!  Telescope amplitude corrections in sub-array 3:
!   FD        1.04     GC        0.98     HH        1.00*    HN        1.00*    
!   LA        1.01     MC        1.00*    MK        1.00     NY        1.00*    
!   ON        1.00*    OV        1.00     PT        1.02     SC        1.00*    
!   TS        1.00     WF        1.00*    BR        1.01     KK        1.05     
!   KP        0.96     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:
!   FD        0.92     GC        1.00*    HH        1.00*    HN        0.98     
!   LA        0.99     MC        1.00*    MK        1.02     NY        1.00*    
!   ON        1.00*    OV        1.01     PT        1.01     SC        1.00*    
!   TS        1.00*    WF        1.13     BR        0.99     KK        1.00*    
!   KP        0.93     WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   FD        0.96     GC        1.06     HH        1.04     HN        1.04     
!   LA        1.00     MC        1.14     MK        0.97     NY        1.24     
!   ON        1.04     OV        1.04     PT        1.04     SC        1.00*    
!   TS        1.00*    WF        1.20     BR        1.01     KK        1.00*    
!   KP        0.93     WZ        0.87     
! 
!  Telescope amplitude corrections in sub-array 3:
!   FD        1.00     GC        1.00     HH        1.00*    HN        1.00*    
!   LA        1.02     MC        1.00*    MK        1.02     NY        1.00*    
!   ON        1.00*    OV        1.02     PT        1.04     SC        1.00*    
!   TS        0.93     WF        1.00*    BR        1.05     KK        1.01     
!   KP        0.95     WZ        1.00*    
! 
! 
! Correcting IF 4.
!  A total of 9 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   FD        0.91     GC        1.00*    HH        1.00*    HN        0.95     
!   LA        0.96     MC        1.00*    MK        1.04     NY        1.00*    
!   ON        1.00*    OV        0.98     PT        1.00     SC        1.00*    
!   TS        1.00*    WF        1.10     BR        0.97     KK        1.00*    
!   KP        0.95     WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   FD        0.94     GC        1.11     HH        1.08     HN        1.02     
!   LA        0.98     MC        1.23     MK        1.03     NY        1.24     
!   ON        1.03     OV        1.02     PT        1.03     SC        1.00*    
!   TS        1.00*    WF        1.18     BR        0.98     KK        1.00*    
!   KP        0.94     WZ        0.89     
! 
!  Telescope amplitude corrections in sub-array 3:
!   FD        1.00     GC        1.04     HH        1.00*    HN        1.00*    
!   LA        1.00     MC        1.00*    MK        1.03     NY        1.00*    
!   ON        1.00*    OV        1.00     PT        1.03     SC        1.00*    
!   TS        0.92     WF        1.00*    BR        1.02     KK        1.03     
!   KP        0.98     WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.162083Jy  sigma=0.002311
! Fit after  self-cal, rms=0.120712Jy  sigma=0.001533
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.8369 mas, bmaj=2.469 mas, bpa=-7.339 degrees
! Estimated noise=608.85 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 (5.2, 1.9).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0305397 Jy
! Component: 100  -  total flux cleaned = 0.0415848 Jy
! Total flux subtracted in 100 components = 0.0415848 Jy
! Clean residual min=-0.009398 max=0.013687 Jy/beam
! Clean residual mean=0.000685 rms=0.002910 Jy/beam
! Combined flux in latest and established models = 1.80902 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 110 components and 1.80902 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.113988Jy  sigma=0.001403
! Fit after  self-cal, rms=0.113327Jy  sigma=0.001391
! 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 = 0.0090286 Jy
! Component: 100  -  total flux cleaned = 0.0107285 Jy
! Total flux subtracted in 100 components = 0.0107285 Jy
! Clean residual min=-0.008606 max=0.012328 Jy/beam
! Clean residual mean=0.000664 rms=0.002696 Jy/beam
! Combined flux in latest and established models = 1.81975 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 21 model components to the UV plane model.
! The established model now contains 128 components and 1.81975 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.112284Jy  sigma=0.001375
! Fit after  self-cal, rms=0.106716Jy  sigma=0.001303
! Inverting map and beam 
! Estimated beam: bmin=0.8375 mas, bmaj=2.469 mas, bpa=-7.38 degrees
! Estimated noise=608.523 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)
! Added new window around map position (3, 1.7).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00909236 Jy
! Component: 100  -  total flux cleaned = 0.00822506 Jy
! Total flux subtracted in 100 components = 0.00822506 Jy
! Clean residual min=-0.007388 max=0.010700 Jy/beam
! Clean residual mean=0.000413 rms=0.002102 Jy/beam
! Combined flux in latest and established models = 1.82797 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 136 components and 1.82797 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.105056Jy  sigma=0.001279
! Fit after  self-cal, rms=0.104580Jy  sigma=0.001274
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save CTA26_X
! Writing UV FITS file: CTA26_X.uvf
! Writing 136 model components to file: CTA26_X.mod
! wwins: Wrote 4 windows to CTA26_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.8375 x 2.469 at -7.38 degrees (North through East)
! Clean map  min=-0.0070432  max=1.295 Jy/beam
! Writing clean map to FITS file: CTA26_X.fits
! Writing difmap environment to: CTA26_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot CTA26_X]
device CTA26_Xuv.ps/vps,1,2
! Attempting to open device: 'CTA26_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device CTA26_Xim.ps/vps
! Attempting to open device: 'CTA26_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=0.8375 mas, bmaj=2.469 mas, bpa=-7.38 degrees
! Estimated noise=608.523 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.8375 x 2.469 at -7.38 degrees (North through East)
! Clean map  min=-0.0070432  max=1.295 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo8-0.1]
quit
! Quitting program
! Log file CTA26_X.log closed on Tue Dec 12 20:27:34 2006