! Started logfile: 0454-234_S.log on Thu Aug 11 16:13:27 2005
observe 0454-234_S.edt
! Reading UV FITS file: 0454-234_S.edt
! AN table 1: 23 integrations on 171 of 171 possible baselines.
! AN table 2: 9 integrations on 171 of 171 possible baselines.
! Apparent sampling: 0.259503 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 0454-234
! 
! 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 1565 lines of history.
! 
! Reading 5680 visibilities.
![@gonzo7-0.4 0454-234_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 298 telescope corrections were flagged in sub-array 1.
!  A total of 131 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 2.
!  A total of 302 telescope corrections were flagged in sub-array 1.
!  A total of 131 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 3.
!  A total of 309 telescope corrections were flagged in sub-array 1.
!  A total of 136 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 4.
!  A total of 318 telescope corrections were flagged in sub-array 1.
!  A total of 131 telescope corrections were flagged in sub-array 2.
! 
! Fit before self-cal, rms=0.300249Jy  sigma=0.003872
! Fit after  self-cal, rms=0.300956Jy  sigma=0.003878
! 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=2.234 mas, bmaj=8.706 mas, bpa=4.666 degrees
! Estimated noise=1809.81 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 = 0.935044 Jy
! Total flux subtracted in 50 components = 0.935044 Jy
! Clean residual min=-0.044375 max=0.260774 Jy/beam
! Clean residual mean=0.000714 rms=0.017591 Jy/beam
! Combined flux in latest and established models = 0.935044 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 0.935044 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.358539Jy  sigma=0.004630
! Fit after  self-cal, rms=0.358539Jy  sigma=0.004630
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.213168 Jy
! Total flux subtracted in 50 components = 0.213168 Jy
! Clean residual min=-0.024374 max=0.080085 Jy/beam
! Clean residual mean=0.000393 rms=0.008127 Jy/beam
! Combined flux in latest and established models = 1.14821 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 9 components and 1.14821 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.188175Jy  sigma=0.002392
! Fit after  self-cal, rms=0.188160Jy  sigma=0.002391
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0851585 Jy
! Total flux subtracted in 50 components = 0.0851585 Jy
! Clean residual min=-0.016644 max=0.038361 Jy/beam
! Clean residual mean=0.000265 rms=0.005351 Jy/beam
! Combined flux in latest and established models = 1.23337 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 6 model components to the UV plane model.
! The established model now contains 11 components and 1.23337 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.140128Jy  sigma=0.001732
! Fit after  self-cal, rms=0.140122Jy  sigma=0.001732
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0436258 Jy
! Total flux subtracted in 50 components = 0.0436258 Jy
! Clean residual min=-0.014826 max=0.022000 Jy/beam
! Clean residual mean=0.000200 rms=0.004307 Jy/beam
! Combined flux in latest and established models = 1.277 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 13 model components to the UV plane model.
! The established model now contains 23 components and 1.277 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.122959Jy  sigma=0.001490
! Fit after  self-cal, rms=0.122911Jy  sigma=0.001489
! 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=2.936 mas, bmaj=10.58 mas, bpa=7.312 degrees
! Estimated noise=1168.03 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 = 0.0417577 Jy
! Component: 100  -  total flux cleaned = 0.0609242 Jy
! Total flux subtracted in 100 components = 0.0609242 Jy
! Clean residual min=-0.009226 max=0.012996 Jy/beam
! Clean residual mean=0.000910 rms=0.003038 Jy/beam
! Combined flux in latest and established models = 1.33792 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 41 model components to the UV plane model.
! The established model now contains 49 components and 1.33792 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.110338Jy  sigma=0.001310
! Fit after  self-cal, rms=0.110303Jy  sigma=0.001309
! 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        1.00     FD        1.00     GC        1.00*    HH        1.00*    
!   HN        1.00     KK        1.00*    KP        1.02     LA        1.00     
!   MC        1.00*    MK        1.01     NL        1.00     NY        1.00*    
!   ON        1.00*    OV        0.98     PT        0.99     SC        0.93     
!   TS        1.00*    WF        1.02     WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.01     FD        0.98     GC        1.00*    HH        1.00*    
!   HN        1.00*    KK        1.00     KP        0.99     LA        0.98     
!   MC        1.00*    MK        1.03     NL        1.00*    NY        1.00*    
!   ON        1.00*    OV        0.93     PT        0.97     SC        1.00*    
!   TS        1.01     WF        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 2.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.99     FD        1.00     GC        1.00*    HH        1.00*    
!   HN        0.99     KK        1.00*    KP        0.99     LA        1.00     
!   MC        1.00*    MK        1.01     NL        1.00     NY        1.00*    
!   ON        1.00*    OV        0.99     PT        0.99     SC        0.99     
!   TS        1.00*    WF        1.00     WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.99     FD        0.97     GC        1.00*    HH        1.00*    
!   HN        1.00*    KK        1.02     KP        0.97     LA        0.96     
!   MC        1.00*    MK        1.04     NL        1.00*    NY        1.00*    
!   ON        1.00*    OV        0.97     PT        0.97     SC        1.00*    
!   TS        1.02     WF        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 3.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00     FD        1.02     GC        1.00*    HH        1.00*    
!   HN        1.04     KK        1.00*    KP        1.01     LA        1.01     
!   MC        1.00*    MK        1.01     NL        0.98     NY        1.00*    
!   ON        1.00*    OV        1.00     PT        0.98     SC        1.04     
!   TS        1.00*    WF        1.04     WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.96     FD        0.99     GC        1.00*    HH        1.00*    
!   HN        1.00*    KK        0.99     KP        0.98     LA        1.00*    
!   MC        1.00*    MK        1.05     NL        1.00*    NY        1.00*    
!   ON        1.00*    OV        0.96     PT        0.95     SC        1.00*    
!   TS        1.03     WF        1.00*    WZ        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        1.00     FD        1.01     GC        1.00*    HH        1.00*    
!   HN        0.98     KK        1.00*    KP        1.00     LA        0.99     
!   MC        1.00*    MK        1.01     NL        1.00     NY        1.00*    
!   ON        1.00*    OV        0.98     PT        1.00     SC        1.07     
!   TS        1.00*    WF        1.03     WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.98     FD        0.97     GC        1.00*    HH        1.00*    
!   HN        1.00*    KK        0.97     KP        0.96     LA        0.99     
!   MC        1.00*    MK        1.04     NL        1.00*    NY        1.00*    
!   ON        1.00*    OV        0.98     PT        0.95     SC        1.00*    
!   TS        1.02     WF        1.00*    WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.110303Jy  sigma=0.001309
! Fit after  self-cal, rms=0.100536Jy  sigma=0.001190
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=2.938 mas, bmaj=10.61 mas, bpa=7.293 degrees
! Estimated noise=1161.87 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=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00185394 Jy
! Component: 100  -  total flux cleaned = 0.00220601 Jy
! Total flux subtracted in 100 components = 0.00220601 Jy
! Clean residual min=-0.006099 max=0.007169 Jy/beam
! Clean residual mean=0.000354 rms=0.001816 Jy/beam
! Combined flux in latest and established models = 1.34013 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 55 components and 1.34013 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.100429Jy  sigma=0.001190
! Fit after  self-cal, rms=0.100429Jy  sigma=0.001190
! 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 = 0.000194526 Jy
! Component: 100  -  total flux cleaned = 0.000342103 Jy
! Total flux subtracted in 100 components = 0.000342103 Jy
! Clean residual min=-0.006096 max=0.007270 Jy/beam
! Clean residual mean=0.000350 rms=0.001814 Jy/beam
! Combined flux in latest and established models = 1.34047 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 15 model components to the UV plane model.
! The established model now contains 66 components and 1.34047 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.100388Jy  sigma=0.001189
! Fit after  self-cal, rms=0.096230Jy  sigma=0.001136
! Inverting map and beam 
! Estimated beam: bmin=2.936 mas, bmaj=10.59 mas, bpa=7.299 degrees
! Estimated noise=1162.59 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 = 0.00167732 Jy
! Component: 100  -  total flux cleaned = 0.00185482 Jy
! Total flux subtracted in 100 components = 0.00185482 Jy
! Clean residual min=-0.004895 max=0.006437 Jy/beam
! Clean residual mean=0.000337 rms=0.001474 Jy/beam
! Combined flux in latest and established models = 1.34232 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 12 model components to the UV plane model.
! The established model now contains 73 components and 1.34232 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.096184Jy  sigma=0.001135
! Fit after  self-cal, rms=0.096184Jy  sigma=0.001135
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 0454-234_S
! Writing UV FITS file: 0454-234_S.uvf
! Writing 73 model components to file: 0454-234_S.mod
! wwins: Wrote 1 windows to 0454-234_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.936 x 10.59 at 7.299 degrees (North through East)
! Clean map  min=-0.0047982  max=1.2354 Jy/beam
! Writing clean map to FITS file: 0454-234_S.fits
! Writing difmap environment to: 0454-234_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 0454-234_S]
device 0454-234_Suv.ps/vps,1,2
! Attempting to open device: '0454-234_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 0454-234_Sim.ps/vps
! Attempting to open device: '0454-234_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=2.936 mas, bmaj=10.59 mas, bpa=7.299 degrees
! Estimated noise=1162.59 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.936 x 10.59 at 7.299 degrees (North through East)
! Clean map  min=-0.0047982  max=1.2354 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.4]
quit
! Quitting program
! Log file 0454-234_S.log closed on Thu Aug 11 16:13:43 2005