! Started logfile: 0733-187_S.log on Thu Aug 14 09:05:31 2008
observe 0733-187_S.edt
! Reading UV FITS file: 0733-187_S.edt
! AN table 1: 97 integrations on 105 of 105 possible baselines.
! Apparent sampling: 0.0676485 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 0733-187
! 
! 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  2.23697e+09        8e+06          1        8e+06
!  02        2  2.26697e+09        8e+06          1        8e+06
!  03        3  2.35697e+09        8e+06          1        8e+06
!  04        4  2.37697e+09        8e+06          1        8e+06
! 
! Polarization(s): RR
! 
! Read 947 lines of history.
! 
! Reading 2756 visibilities.
![@gonzo7-0.4 0733-187_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 1070 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 1070 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 1073 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 1079 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=0.857687Jy  sigma=0.010341
! Fit after  self-cal, rms=0.855877Jy  sigma=0.010342
! 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=6.777 mas, bmaj=20.61 mas, bpa=19.39 degrees
! Estimated noise=4211.87 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=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.095343 Jy
! Total flux subtracted in 50 components = 0.095343 Jy
! Clean residual min=-0.023973 max=0.027372 Jy/beam
! Clean residual mean=-0.000246 rms=0.007990 Jy/beam
! Combined flux in latest and established models = 0.095343 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 0.095343 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.116805Jy  sigma=0.001404
! Fit after  self-cal, rms=0.116644Jy  sigma=0.001402
! 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=10.85 mas, bmaj=29.86 mas, bpa=30.94 degrees
! Estimated noise=1137.8 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 = 0.0522553 Jy
! Component: 100  -  total flux cleaned = 0.0692503 Jy
! Total flux subtracted in 100 components = 0.0692503 Jy
! Clean residual min=-0.015229 max=0.015225 Jy/beam
! Clean residual mean=-0.000143 rms=0.007335 Jy/beam
! Combined flux in latest and established models = 0.164593 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 64 model components to the UV plane model.
! The established model now contains 70 components and 0.164593 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.094201Jy  sigma=0.001105
! Fit after  self-cal, rms=0.094145Jy  sigma=0.001104
! 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 87 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.19     FD        0.96     HN        2.06     KB        1.00*    
!   KK        1.00*    KP        0.92     LA        1.00*    MK        1.00*    
!   NL        1.00*    NY        1.00*    OV        1.22     PT        0.84     
!   SC        1.00*    WZ        1.00*    ZC        1.00*    
! 
! 
! Correcting IF 2.
!  A total of 87 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.10     FD        0.90     HN        3.83     KB        1.00*    
!   KK        1.00*    KP        0.94     LA        1.00*    MK        1.00*    
!   NL        1.00*    NY        1.00*    OV        1.16     PT        0.93     
!   SC        1.00*    WZ        1.00*    ZC        1.00*    
! 
! 
! Correcting IF 3.
!  A total of 84 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.08     FD        0.88     HN        1.24     KB        1.00*    
!   KK        1.00*    KP        0.87     LA        1.00*    MK        1.00*    
!   NL        1.00*    NY        1.00*    OV        1.06     PT        0.90     
!   SC        1.00*    WZ        1.00*    ZC        1.00*    
! 
! 
! Correcting IF 4.
!  A total of 78 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.01     FD        0.88     HN        0.92     KB        1.00*    
!   KK        1.00*    KP        0.87     LA        1.00*    MK        1.00*    
!   NL        1.00*    NY        1.00*    OV        1.06     PT        0.85     
!   SC        1.00*    WZ        1.00*    ZC        1.00*    
! 
! 
! Fit before self-cal, rms=0.094145Jy  sigma=0.001104
! Fit after  self-cal, rms=0.091171Jy  sigma=0.001046
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=10.6 mas, bmaj=29.74 mas, bpa=31.5 degrees
! Estimated noise=1147.6 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 = 0.00774311 Jy
! Component: 100  -  total flux cleaned = 0.00727418 Jy
! Total flux subtracted in 100 components = 0.00727418 Jy
! Clean residual min=-0.004113 max=0.004075 Jy/beam
! Clean residual mean=0.000004 rms=0.001675 Jy/beam
! Combined flux in latest and established models = 0.171868 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 43 model components to the UV plane model.
! The established model now contains 113 components and 0.171868 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.089964Jy  sigma=0.001030
! Fit after  self-cal, rms=0.090087Jy  sigma=0.001029
! 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 = -0.00016648 Jy
! Component: 100  -  total flux cleaned = -0.000392458 Jy
! Total flux subtracted in 100 components = -0.000392458 Jy
! Clean residual min=-0.002878 max=0.002877 Jy/beam
! Clean residual mean=0.000003 rms=0.001214 Jy/beam
! Combined flux in latest and established models = 0.171475 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 46 model components to the UV plane model.
! The established model now contains 158 components and 0.171475 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.089660Jy  sigma=0.001024
! Fit after  self-cal, rms=0.089588Jy  sigma=0.000998
! Inverting map and beam 
! Estimated beam: bmin=10.64 mas, bmaj=29.65 mas, bpa=31.56 degrees
! Estimated noise=1148.52 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 = 0.00285722 Jy
! Component: 100  -  total flux cleaned = 0.00497854 Jy
! Total flux subtracted in 100 components = 0.00497854 Jy
! Clean residual min=-0.002177 max=0.002184 Jy/beam
! Clean residual mean=0.000001 rms=0.000912 Jy/beam
! Combined flux in latest and established models = 0.176454 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 42 model components to the UV plane model.
! The established model now contains 196 components and 0.176454 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.089312Jy  sigma=0.000995
! Fit after  self-cal, rms=0.089356Jy  sigma=0.000994
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 0733-187_S
! Writing UV FITS file: 0733-187_S.uvf
! Writing 196 model components to file: 0733-187_S.mod
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 10.64 x 29.65 at 31.56 degrees (North through East)
! Clean map  min=-0.0066999  max=0.13153 Jy/beam
! Writing clean map to FITS file: 0733-187_S.fits
! Writing difmap environment to: 0733-187_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 0733-187_S]
device 0733-187_Suv.ps/vps,1,2
! Attempting to open device: '0733-187_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 0733-187_Sim.ps/vps
! Attempting to open device: '0733-187_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=10.64 mas, bmaj=29.65 mas, bpa=31.56 degrees
! Estimated noise=1148.52 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 10.64 x 29.65 at 31.56 degrees (North through East)
! Clean map  min=-0.0066999  max=0.13153 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.4]
quit
! Quitting program
! Log file 0733-187_S.log closed on Thu Aug 14 09:05:48 2008