! Started logfile: 1351-018_S.log on Fri Apr 18 07:20:06 2008
observe 1351-018_S.edt
! Reading UV FITS file: 1351-018_S.edt
! AN table 1: 6 integrations on 136 of 136 possible baselines.
! AN table 2: 57 integrations on 136 of 136 possible baselines.
! AN table 3: 5 integrations on 136 of 136 possible baselines.
! AN table 4: 20 integrations on 136 of 136 possible baselines.
! Apparent sampling: 0.0734459 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 1351-018
! 
! 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 1141 lines of history.
! 
! Reading 3516 visibilities.
![@gonzo7-0.4 1351-018_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 60 telescope corrections were flagged in sub-array 1.
!  A total of 765 telescope corrections were flagged in sub-array 2.
!  A total of 85 telescope corrections were flagged in sub-array 3.
!  A total of 304 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 2.
!  A total of 60 telescope corrections were flagged in sub-array 1.
!  A total of 766 telescope corrections were flagged in sub-array 2.
!  A total of 85 telescope corrections were flagged in sub-array 3.
!  A total of 304 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 3.
!  A total of 60 telescope corrections were flagged in sub-array 1.
!  A total of 783 telescope corrections were flagged in sub-array 2.
!  A total of 85 telescope corrections were flagged in sub-array 3.
!  A total of 304 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 4.
!  A total of 66 telescope corrections were flagged in sub-array 1.
!  A total of 795 telescope corrections were flagged in sub-array 2.
!  A total of 85 telescope corrections were flagged in sub-array 3.
!  A total of 304 telescope corrections were flagged in sub-array 4.
! 
! Fit before self-cal, rms=0.283887Jy  sigma=0.002391
! Fit after  self-cal, rms=0.248868Jy  sigma=0.002155
! 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=2.452 mas, bmaj=7.094 mas, bpa=-2.85 degrees
! Estimated noise=1819.8 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)
! Added new window around map position (0, 0).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.709924 Jy
! Total flux subtracted in 50 components = 0.709924 Jy
! Clean residual min=-0.042502 max=0.197996 Jy/beam
! Clean residual mean=0.000138 rms=0.012469 Jy/beam
! Combined flux in latest and established models = 0.709924 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 0.709924 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.332885Jy  sigma=0.002736
! Fit after  self-cal, rms=0.332885Jy  sigma=0.002736
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.17002 Jy
! Total flux subtracted in 50 components = 0.17002 Jy
! Clean residual min=-0.028512 max=0.066619 Jy/beam
! Clean residual mean=0.000054 rms=0.007478 Jy/beam
! Combined flux in latest and established models = 0.879944 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 10 model components to the UV plane model.
! The established model now contains 10 components and 0.879944 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.245298Jy  sigma=0.001891
! Fit after  self-cal, rms=0.245282Jy  sigma=0.001891
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0684761 Jy
! Total flux subtracted in 50 components = 0.0684761 Jy
! Clean residual min=-0.030208 max=0.033189 Jy/beam
! Clean residual mean=0.000020 rms=0.006506 Jy/beam
! Combined flux in latest and established models = 0.94842 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 3 model components to the UV plane model.
! The established model now contains 10 components and 0.94842 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.227680Jy  sigma=0.001755
! Fit after  self-cal, rms=0.227675Jy  sigma=0.001755
! 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=2.847 mas, bmaj=8.099 mas, bpa=-5.807 degrees
! Estimated noise=1395.56 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 = 0.0317034 Jy
! Component: 100  -  total flux cleaned = 0.0469535 Jy
! Total flux subtracted in 100 components = 0.0469535 Jy
! Clean residual min=-0.027435 max=0.026859 Jy/beam
! Clean residual mean=-0.001554 rms=0.007206 Jy/beam
! Combined flux in latest and established models = 0.995374 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 0.995374 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.222344Jy  sigma=0.001729
! Fit after  self-cal, rms=0.222317Jy  sigma=0.001729
! 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        1.02     FD        1.07     HN        1.00*    KB        1.00*    
!   KK        0.90     KP        1.18     LA        1.02     MK        0.58     
!   NL        1.00*    NY        1.00*    OV        0.96     PT        1.09     
!   SC        1.00*    TS        1.00*    WF        1.00*    WZ        1.00*    
!   ZC        1.00*    
! 
!  A total of 30 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.04     FD        1.05     HN        1.01     KB        1.00*    
!   KK        0.99     KP        0.82     LA        1.00     MK        1.15     
!   NL        1.05     NY        1.27     OV        0.82     PT        1.05     
!   SC        0.87     TS        1.00*    WF        1.04     WZ        1.00*    
!   ZC        1.17     
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.00*    FD        0.00*    HN        0.00*    KB        0.00*    
!   KK        0.00*    KP        0.00*    LA        0.00*    MK        0.00*    
!   NL        0.00*    NY        0.00*    OV        0.00*    PT        0.00*    
!   SC        0.00*    TS        0.00*    WF        0.00*    WZ        0.00*    
!   ZC        0.00*    
! 
!  A total of 36 telescope corrections were flagged in sub-array 4.
!  Telescope amplitude corrections in sub-array 4:
!   BR        0.00*    FD        0.00*    HN        0.00*    KB        0.00*    
!   KK        0.00*    KP        0.00*    LA        0.00*    MK        0.00*    
!   NL        0.00*    NY        0.00*    OV        0.00*    PT        0.00*    
!   SC        0.00*    TS        0.00*    WF        0.00*    WZ        0.00*    
!   ZC        0.00*    
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00     FD        1.05     HN        1.00*    KB        1.00*    
!   KK        0.92     KP        0.99     LA        1.00     MK        0.59     
!   NL        1.00*    NY        1.00*    OV        1.01     PT        1.04     
!   SC        1.00*    TS        1.00*    WF        1.00*    WZ        1.00*    
!   ZC        1.00*    
! 
!  A total of 33 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.04     FD        1.01     HN        1.01     KB        1.00*    
!   KK        0.99     KP        0.89     LA        1.04     MK        1.02     
!   NL        1.04     NY        1.45     OV        0.82     PT        1.02     
!   SC        1.01     TS        1.00*    WF        1.01     WZ        1.00*    
!   ZC        1.16     
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.00*    FD        0.00*    HN        0.00*    KB        0.00*    
!   KK        0.00*    KP        0.00*    LA        0.00*    MK        0.00*    
!   NL        0.00*    NY        0.00*    OV        0.00*    PT        0.00*    
!   SC        0.00*    TS        0.00*    WF        0.00*    WZ        0.00*    
!   ZC        0.00*    
! 
!  A total of 36 telescope corrections were flagged in sub-array 4.
!  Telescope amplitude corrections in sub-array 4:
!   BR        0.00*    FD        0.00*    HN        0.00*    KB        0.00*    
!   KK        0.00*    KP        0.00*    LA        0.00*    MK        0.00*    
!   NL        0.00*    NY        0.00*    OV        0.00*    PT        0.00*    
!   SC        0.00*    TS        0.00*    WF        0.00*    WZ        0.00*    
!   ZC        0.00*    
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.02     FD        1.08     HN        1.00*    KB        1.00*    
!   KK        0.96     KP        1.03     LA        1.00     MK        0.98     
!   NL        1.00*    NY        1.00*    OV        1.00     PT        1.05     
!   SC        1.00*    TS        1.00*    WF        1.00*    WZ        1.00*    
!   ZC        1.00*    
! 
!  A total of 24 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.07     FD        1.04     HN        1.00     KB        1.00*    
!   KK        1.00     KP        0.80     LA        1.02     MK        1.02     
!   NL        1.08     NY        1.00*    OV        0.84     PT        1.05     
!   SC        0.97     TS        1.00*    WF        1.04     WZ        1.00*    
!   ZC        1.16     
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.00*    FD        0.00*    HN        0.00*    KB        0.00*    
!   KK        0.00*    KP        0.00*    LA        0.00*    MK        0.00*    
!   NL        0.00*    NY        0.00*    OV        0.00*    PT        0.00*    
!   SC        0.00*    TS        0.00*    WF        0.00*    WZ        0.00*    
!   ZC        0.00*    
! 
!  A total of 36 telescope corrections were flagged in sub-array 4.
!  Telescope amplitude corrections in sub-array 4:
!   BR        0.00*    FD        0.00*    HN        0.00*    KB        0.00*    
!   KK        0.00*    KP        0.00*    LA        0.00*    MK        0.00*    
!   NL        0.00*    NY        0.00*    OV        0.00*    PT        0.00*    
!   SC        0.00*    TS        0.00*    WF        0.00*    WZ        0.00*    
!   ZC        0.00*    
! 
! 
! Correcting IF 4.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.08     FD        1.00*    HN        1.00*    KB        1.00*    
!   KK        0.98     KP        0.97     LA        0.99     MK        0.95     
!   NL        1.00*    NY        1.00*    OV        1.03     PT        1.10     
!   SC        1.00*    TS        1.00*    WF        1.00*    WZ        1.00*    
!   ZC        1.00*    
! 
!  A total of 21 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.05     FD        1.00*    HN        1.03     KB        1.00*    
!   KK        1.03     KP        0.86     LA        1.02     MK        1.03     
!   NL        1.05     NY        1.00*    OV        0.83     PT        1.03     
!   SC        0.99     TS        1.00*    WF        1.06     WZ        1.00*    
!   ZC        1.14     
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.00*    FD        0.00*    HN        0.00*    KB        0.00*    
!   KK        0.00*    KP        0.00*    LA        0.00*    MK        0.00*    
!   NL        0.00*    NY        0.00*    OV        0.00*    PT        0.00*    
!   SC        0.00*    TS        0.00*    WF        0.00*    WZ        0.00*    
!   ZC        0.00*    
! 
!  A total of 36 telescope corrections were flagged in sub-array 4.
!  Telescope amplitude corrections in sub-array 4:
!   BR        0.00*    FD        0.00*    HN        0.00*    KB        0.00*    
!   KK        0.00*    KP        0.00*    LA        0.00*    MK        0.00*    
!   NL        0.00*    NY        0.00*    OV        0.00*    PT        0.00*    
!   SC        0.00*    TS        0.00*    WF        0.00*    WZ        0.00*    
!   ZC        0.00*    
! 
! 
! Fit before self-cal, rms=0.222317Jy  sigma=0.001729
! Fit after  self-cal, rms=0.182794Jy  sigma=0.001368
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=3.17 mas, bmaj=8.267 mas, bpa=-8.462 degrees
! Estimated noise=1463.9 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 = 0.00600814 Jy
! Component: 100  -  total flux cleaned = 0.0060263 Jy
! Total flux subtracted in 100 components = 0.0060263 Jy
! Clean residual min=-0.016925 max=0.018267 Jy/beam
! Clean residual mean=0.000244 rms=0.004922 Jy/beam
! Combined flux in latest and established models = 1.0014 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 22 components and 1.0014 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.182384Jy  sigma=0.001363
! Fit after  self-cal, rms=0.182339Jy  sigma=0.001363
! 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 = 0.000916152 Jy
! Component: 100  -  total flux cleaned = 0.000916849 Jy
! Total flux subtracted in 100 components = 0.000916849 Jy
! Clean residual min=-0.016824 max=0.017971 Jy/beam
! Clean residual mean=0.000235 rms=0.004903 Jy/beam
! Combined flux in latest and established models = 1.00232 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 9 model components to the UV plane model.
! The established model now contains 28 components and 1.00232 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.182188Jy  sigma=0.001361
! Fit after  self-cal, rms=0.151433Jy  sigma=0.001101
! Inverting map and beam 
! Estimated beam: bmin=3.167 mas, bmaj=8.26 mas, bpa=-8.492 degrees
! Estimated noise=1461.14 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 = -0.00354696 Jy
! Component: 100  -  total flux cleaned = -0.00366313 Jy
! Total flux subtracted in 100 components = -0.00366313 Jy
! Clean residual min=-0.007040 max=0.007173 Jy/beam
! Clean residual mean=-0.000133 rms=0.001665 Jy/beam
! Combined flux in latest and established models = 0.998654 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 33 components and 0.998654 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.151276Jy  sigma=0.001100
! Fit after  self-cal, rms=0.151256Jy  sigma=0.001100
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 1351-018_S
! Writing UV FITS file: 1351-018_S.uvf
! Writing 33 model components to file: 1351-018_S.mod
! wwins: Wrote 1 windows to 1351-018_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.167 x 8.26 at -8.492 degrees (North through East)
! Clean map  min=-0.0067591  max=0.92167 Jy/beam
! Writing clean map to FITS file: 1351-018_S.fits
! Writing difmap environment to: 1351-018_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 1351-018_S]
device 1351-018_Suv.ps/vps,1,2
! Attempting to open device: '1351-018_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 1351-018_Sim.ps/vps
! Attempting to open device: '1351-018_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=3.167 mas, bmaj=8.26 mas, bpa=-8.492 degrees
! Estimated noise=1461.14 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.167 x 8.26 at -8.492 degrees (North through East)
! Clean map  min=-0.0067591  max=0.92167 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.4]
quit
! Quitting program
! Log file 1351-018_S.log closed on Fri Apr 18 07:20:24 2008