! Started logfile: 0458-020_S.log on Mon Jul 10 16:00:27 2006
observe 0458-020_S.edt
! Reading UV FITS file: 0458-020_S.edt
! AN table 1: 7 integrations on 190 of 190 possible baselines.
! AN table 2: 7 integrations on 190 of 190 possible baselines.
! AN table 3: 83 integrations on 190 of 190 possible baselines.
! Apparent sampling: 0.0863266 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 0458-020
! 
! 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 6364 visibilities.
![@gonzo7-0.4 0458-020_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 129 telescope corrections were flagged in sub-array 1.
!  A total of 124 telescope corrections were flagged in sub-array 2.
!  A total of 1383 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 2.
!  A total of 133 telescope corrections were flagged in sub-array 1.
!  A total of 124 telescope corrections were flagged in sub-array 2.
!  A total of 1396 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 3.
!  A total of 129 telescope corrections were flagged in sub-array 1.
!  A total of 130 telescope corrections were flagged in sub-array 2.
!  A total of 1394 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 4.
!  A total of 129 telescope corrections were flagged in sub-array 1.
!  A total of 124 telescope corrections were flagged in sub-array 2.
!  A total of 1395 telescope corrections were flagged in sub-array 3.
! 
! Fit before self-cal, rms=0.498645Jy  sigma=0.007207
! Fit after  self-cal, rms=0.495566Jy  sigma=0.007194
! 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=2.646 mas, bmaj=5.69 mas, bpa=-4.654 degrees
! Estimated noise=1466.87 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)
! Added new window around map position (0, 0).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.406399 Jy
! Total flux subtracted in 50 components = 0.406399 Jy
! Clean residual min=-0.037420 max=0.128101 Jy/beam
! Clean residual mean=0.000085 rms=0.012272 Jy/beam
! Combined flux in latest and established models = 0.406399 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 0.406399 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.285182Jy  sigma=0.004231
! Fit after  self-cal, rms=0.284927Jy  sigma=0.004230
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.13962 Jy
! Total flux subtracted in 50 components = 0.13962 Jy
! Clean residual min=-0.025495 max=0.082462 Jy/beam
! Clean residual mean=0.000073 rms=0.008129 Jy/beam
! Combined flux in latest and established models = 0.546018 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 12 components and 0.546019 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.204373Jy  sigma=0.003014
! Fit after  self-cal, rms=0.202898Jy  sigma=0.002996
! Inverting map 
! Added new window around map position (-3.6, 2.8).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0878988 Jy
! Total flux subtracted in 50 components = 0.0878988 Jy
! Clean residual min=-0.018441 max=0.042385 Jy/beam
! Clean residual mean=0.000062 rms=0.005743 Jy/beam
! Combined flux in latest and established models = 0.633917 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 17 components and 0.633917 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.159283Jy  sigma=0.002325
! Fit after  self-cal, rms=0.157885Jy  sigma=0.002306
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0534807 Jy
! Total flux subtracted in 50 components = 0.0534807 Jy
! Clean residual min=-0.015327 max=0.026904 Jy/beam
! Clean residual mean=0.000057 rms=0.004542 Jy/beam
! Combined flux in latest and established models = 0.687398 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 20 components and 0.687398 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.137281Jy  sigma=0.001977
! Fit after  self-cal, rms=0.136832Jy  sigma=0.001970
! 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=2.553 mas, bmaj=6.083 mas, bpa=-10.72 degrees
! Estimated noise=947.133 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 = 0.0537461 Jy
! Component: 100  -  total flux cleaned = 0.0845223 Jy
! Total flux subtracted in 100 components = 0.0845223 Jy
! Clean residual min=-0.017282 max=0.023413 Jy/beam
! Clean residual mean=0.000029 rms=0.005530 Jy/beam
! Combined flux in latest and established models = 0.77192 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 57 components and 0.77192 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.117512Jy  sigma=0.001646
! Fit after  self-cal, rms=0.116682Jy  sigma=0.001633
! 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        1.12     FD        1.00*    GC        0.90     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        0.89     
!   KP        1.00*    MA        1.00*    MC        1.00*    MK        0.93     
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.02     FD        1.00*    GC        1.00*    HN        1.00*    
!   LA        1.00*    NL        1.00*    OV        0.96     SC        1.00*    
!   WF        1.00*    GG        1.00*    HH        1.00*    KK        1.00*    
!   KP        0.96     MA        1.00*    MC        1.00*    MK        1.00*    
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        0.97     
! 
!  A total of 84 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.01     FD        0.96     GC        1.00     HN        1.01     
!   LA        0.93     NL        0.99     OV        1.02     SC        1.04     
!   WF        0.94     GG        1.00*    HH        1.00*    KK        0.93     
!   KP        0.95     MA        1.00*    MC        1.00*    MK        0.95     
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        0.95     
! 
! 
! Correcting IF 2.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.91     FD        1.00*    GC        0.81     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        1.02     
!   KP        1.00*    MA        1.00*    MC        1.00*    MK        0.84     
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.95     FD        1.00*    GC        1.00*    HN        1.00*    
!   LA        1.00*    NL        1.00*    OV        0.98     SC        1.00*    
!   WF        1.00*    GG        1.00*    HH        1.00*    KK        1.00*    
!   KP        0.90     MA        1.00*    MC        1.00*    MK        1.00*    
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        0.96     
! 
!  A total of 78 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.02     FD        0.96     GC        1.06     HN        1.01     
!   LA        0.94     NL        1.01     OV        1.02     SC        1.05     
!   WF        1.00*    GG        1.00*    HH        1.00*    KK        0.95     
!   KP        0.96     MA        1.00*    MC        1.00*    MK        0.95     
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        0.94     
! 
! 
! Correcting IF 3.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.03     FD        1.00*    GC        0.81     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        0.86     
!   KP        1.00*    MA        1.00*    MC        1.00*    MK        0.99     
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        1.00*    
! 
!  A total of 6 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        0.89     SC        1.00*    
!   WF        1.00*    GG        1.00*    HH        1.00*    KK        1.00*    
!   KP        0.96     MA        1.00*    MC        1.00*    MK        1.00*    
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        0.85     
! 
!  A total of 75 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.93     FD        0.97     GC        1.03     HN        1.02     
!   LA        0.98     NL        0.97     OV        1.02     SC        0.96     
!   WF        1.06     GG        1.00*    HH        1.00*    KK        0.97     
!   KP        0.97     MA        1.00*    MC        1.00*    MK        1.01     
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        0.92     
! 
! 
! Correcting IF 4.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.03     FD        1.00*    GC        0.94     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        0.93     
!   KP        1.00*    MA        1.00*    MC        1.00*    MK        0.88     
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.05     FD        1.00*    GC        1.00*    HN        1.00*    
!   LA        1.00*    NL        1.00*    OV        0.97     SC        1.00*    
!   WF        1.00*    GG        1.00*    HH        1.00*    KK        1.00*    
!   KP        0.91     MA        1.00*    MC        1.00*    MK        1.00*    
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        0.94     
! 
!  A total of 75 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.07     FD        1.00     GC        1.03     HN        1.04     
!   LA        0.97     NL        1.02     OV        1.07     SC        1.07     
!   WF        1.94     GG        1.00*    HH        1.00*    KK        1.02     
!   KP        0.98     MA        1.00*    MC        1.00*    MK        0.98     
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        0.99     
! 
! 
! Fit before self-cal, rms=0.116682Jy  sigma=0.001633
! Fit after  self-cal, rms=0.108117Jy  sigma=0.001551
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=2.483 mas, bmaj=6.48 mas, bpa=-8.678 degrees
! Estimated noise=969.09 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 = 0.0111723 Jy
! Component: 100  -  total flux cleaned = 0.0139744 Jy
! Total flux subtracted in 100 components = 0.0139744 Jy
! Clean residual min=-0.010155 max=0.014623 Jy/beam
! Clean residual mean=0.000075 rms=0.002649 Jy/beam
! Combined flux in latest and established models = 0.785895 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 18 model components to the UV plane model.
! The established model now contains 69 components and 0.785895 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.107075Jy  sigma=0.001528
! Fit after  self-cal, rms=0.106998Jy  sigma=0.001526
! 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)
! Added new window around map position (-9.6, 4).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0143564 Jy
! Component: 100  -  total flux cleaned = 0.0228009 Jy
! Total flux subtracted in 100 components = 0.0228009 Jy
! Clean residual min=-0.008754 max=0.009326 Jy/beam
! Clean residual mean=0.000052 rms=0.002182 Jy/beam
! Combined flux in latest and established models = 0.808696 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 23 model components to the UV plane model.
! The established model now contains 92 components and 0.808695 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.105341Jy  sigma=0.001494
! Fit after  self-cal, rms=0.102670Jy  sigma=0.001455
! Inverting map and beam 
! Estimated beam: bmin=2.479 mas, bmaj=6.458 mas, bpa=-8.653 degrees
! Estimated noise=969.21 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 = 0.00889557 Jy
! Component: 100  -  total flux cleaned = 0.0152528 Jy
! Total flux subtracted in 100 components = 0.0152528 Jy
! Clean residual min=-0.006740 max=0.007870 Jy/beam
! Clean residual mean=0.000028 rms=0.001862 Jy/beam
! Combined flux in latest and established models = 0.823948 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 23 model components to the UV plane model.
! The established model now contains 107 components and 0.823948 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.101931Jy  sigma=0.001442
! Fit after  self-cal, rms=0.101885Jy  sigma=0.001441
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 0458-020_S
! Writing UV FITS file: 0458-020_S.uvf
! Writing 107 model components to file: 0458-020_S.mod
! wwins: Wrote 3 windows to 0458-020_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.479 x 6.458 at -8.653 degrees (North through East)
! Clean map  min=-0.0066361  max=0.50602 Jy/beam
! Writing clean map to FITS file: 0458-020_S.fits
! Writing difmap environment to: 0458-020_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 0458-020_S]
device 0458-020_Suv.ps/vps,1,2
! Attempting to open device: '0458-020_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 0458-020_Sim.ps/vps
! Attempting to open device: '0458-020_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=2.479 mas, bmaj=6.458 mas, bpa=-8.653 degrees
! Estimated noise=969.21 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: 2.479 x 6.458 at -8.653 degrees (North through East)
! Clean map  min=-0.0066361  max=0.50602 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.4]
quit
! Quitting program
! Log file 0458-020_S.log closed on Mon Jul 10 16:00:48 2006