! Started logfile: 1741-038_X.log on Wed Aug 13 15:31:41 2008
observe 1741-038_X.edt
! Reading UV FITS file: 1741-038_X.edt
! AN table 1: 111 integrations on 171 of 171 possible baselines.
! AN table 2: 23 integrations on 171 of 171 possible baselines.
! AN table 3: 59 integrations on 171 of 171 possible baselines.
! Apparent sampling: 0.141048 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 1741-038
! 
! 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 1526 lines of history.
! 
! Reading 18620 visibilities.
![@gonzo7-0.1 1741-038_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 = 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 0.100x0.100 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 1257 telescope corrections were flagged in sub-array 1.
!  A total of 291 telescope corrections were flagged in sub-array 2.
!  A total of 1018 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 2.
!  A total of 1257 telescope corrections were flagged in sub-array 1.
!  A total of 291 telescope corrections were flagged in sub-array 2.
!  A total of 1018 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 3.
!  A total of 1261 telescope corrections were flagged in sub-array 1.
!  A total of 291 telescope corrections were flagged in sub-array 2.
!  A total of 1027 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 4.
!  A total of 1262 telescope corrections were flagged in sub-array 1.
!  A total of 291 telescope corrections were flagged in sub-array 2.
!  A total of 1018 telescope corrections were flagged in sub-array 3.
! 
! Fit before self-cal, rms=2.411107Jy  sigma=33.623943
! Fit after  self-cal, rms=2.412932Jy  sigma=33.659373
! 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=0.5531 mas, bmaj=1.865 mas, bpa=-4.09 degrees
! Estimated noise=1.24736 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 = 2.09872 Jy
! Total flux subtracted in 50 components = 2.09872 Jy
! Clean residual min=-0.161342 max=0.619038 Jy/beam
! Clean residual mean=0.001284 rms=0.048967 Jy/beam
! Combined flux in latest and established models = 2.09872 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 2.09872 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=1.392629Jy  sigma=19.570589
! Fit after  self-cal, rms=1.392624Jy  sigma=19.570493
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.641743 Jy
! Total flux subtracted in 50 components = 0.641743 Jy
! Clean residual min=-0.115982 max=0.285701 Jy/beam
! Clean residual mean=0.000817 rms=0.031132 Jy/beam
! Combined flux in latest and established models = 2.74046 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 15 components and 2.74046 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.906848Jy  sigma=12.713239
! Fit after  self-cal, rms=0.906674Jy  sigma=12.711603
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.328091 Jy
! Total flux subtracted in 50 components = 0.328091 Jy
! Clean residual min=-0.094681 max=0.166851 Jy/beam
! Clean residual mean=0.000580 rms=0.024515 Jy/beam
! Combined flux in latest and established models = 3.06855 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 17 model components to the UV plane model.
! The established model now contains 32 components and 3.06855 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.694175Jy  sigma=9.652991
! Fit after  self-cal, rms=0.693557Jy  sigma=9.646693
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.20602 Jy
! Total flux subtracted in 50 components = 0.20602 Jy
! Clean residual min=-0.079582 max=0.109247 Jy/beam
! Clean residual mean=0.000433 rms=0.021383 Jy/beam
! Combined flux in latest and established models = 3.27457 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 39 components and 3.27457 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.582953Jy  sigma=8.008608
! Fit after  self-cal, rms=0.582814Jy  sigma=8.006994
! 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=0.8225 mas, bmaj=2.407 mas, bpa=-1.678 degrees
! Estimated noise=0.494963 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 = 0.352088 Jy
! Component: 100  -  total flux cleaned = 0.479638 Jy
! Total flux subtracted in 100 components = 0.479638 Jy
! Clean residual min=-0.038345 max=0.102610 Jy/beam
! Clean residual mean=0.003202 rms=0.019418 Jy/beam
! Combined flux in latest and established models = 3.75421 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 34 model components to the UV plane model.
! The established model now contains 63 components and 3.75421 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.377009Jy  sigma=5.038609
! Fit after  self-cal, rms=0.376943Jy  sigma=5.037850
! 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        0.97     GC        2.05     HH        1.00*    
!   HN        0.99     KK        0.95     KP        0.99     LA        0.98     
!   MA        1.00*    MK        1.10     NL        0.98     NY        1.00*    
!   OV        1.01     PT        0.95     SC        0.99     TS        1.00*    
!   WF        0.98     WZ        1.00*    GG        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.20     FD        0.97     GC        1.00*    HH        1.00*    
!   HN        1.15     KK        1.00*    KP        1.16     LA        0.96     
!   MA        1.01     MK        1.00*    NL        1.16     NY        1.00*    
!   OV        1.05     PT        0.98     SC        1.19     TS        1.00*    
!   WF        0.95     WZ        0.92     GG        1.00*    
! 
!  A total of 12 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.95     FD        0.95     GC        1.00*    HH        1.00*    
!   HN        1.17     KK        1.23     KP        1.10     LA        0.96     
!   MA        1.00*    MK        1.14     NL        1.15     NY        1.00*    
!   OV        1.03     PT        0.98     SC        1.40     TS        1.00*    
!   WF        1.09     WZ        1.00*    GG        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        0.95     GC        2.02     HH        1.00*    
!   HN        0.99     KK        0.98     KP        0.99     LA        0.98     
!   MA        1.00*    MK        1.07     NL        0.97     NY        1.00*    
!   OV        1.01     PT        0.95     SC        0.98     TS        1.00*    
!   WF        0.95     WZ        1.00*    GG        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.23     FD        1.05     GC        1.00*    HH        1.00*    
!   HN        1.05     KK        1.00*    KP        1.04     LA        0.96     
!   MA        1.02     MK        1.00*    NL        0.99     NY        1.00*    
!   OV        1.10     PT        1.17     SC        1.01     TS        1.00*    
!   WF        0.94     WZ        1.00     GG        1.00*    
! 
!  A total of 12 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.96     FD        0.97     GC        1.00*    HH        1.00*    
!   HN        1.10     KK        1.24     KP        0.99     LA        0.96     
!   MA        1.00*    MK        1.04     NL        1.02     NY        1.00*    
!   OV        1.06     PT        1.16     SC        1.13     TS        1.00*    
!   WF        1.10     WZ        1.00*    GG        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        0.99     FD        0.95     GC        2.02     HH        1.00*    
!   HN        1.00     KK        1.09     KP        0.99     LA        0.97     
!   MA        1.00*    MK        1.00*    NL        1.01     NY        1.00*    
!   OV        1.00     PT        0.95     SC        0.98     TS        1.00*    
!   WF        0.98     WZ        1.00*    GG        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.14     FD        1.08     GC        1.00*    HH        1.00*    
!   HN        0.88     KK        1.00*    KP        0.93     LA        1.14     
!   MA        1.08     MK        1.00*    NL        1.09     NY        1.00*    
!   OV        1.00     PT        1.06     SC        0.89     TS        1.00*    
!   WF        0.97     WZ        0.97     GG        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.99     FD        1.08     GC        1.00*    HH        1.00*    
!   HN        0.93     KK        1.16     KP        0.92     LA        1.09     
!   MA        1.00*    MK        1.07     NL        1.09     NY        1.00*    
!   OV        0.97     PT        1.09     SC        1.00     TS        1.00*    
!   WF        1.08     WZ        1.00*    GG        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        0.98     FD        0.95     GC        1.95     HH        1.00*    
!   HN        0.98     KK        1.03     KP        0.99     LA        0.97     
!   MA        1.00*    MK        1.00*    NL        0.97     NY        1.00*    
!   OV        1.01     PT        0.95     SC        0.99     TS        1.00*    
!   WF        0.95     WZ        1.00*    GG        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.16     FD        1.21     GC        1.00*    HH        1.00*    
!   HN        0.94     KK        1.00*    KP        0.93     LA        1.36     
!   MA        0.96     MK        1.00*    NL        1.09     NY        1.00*    
!   OV        1.11     PT        1.08     SC        0.94     TS        1.00*    
!   WF        0.94     WZ        0.97     GG        1.00*    
! 
!  A total of 12 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.97     FD        1.15     GC        1.00*    HH        1.00*    
!   HN        0.98     KK        1.15     KP        0.94     LA        1.33     
!   MA        1.00*    MK        1.14     NL        1.07     NY        1.00*    
!   OV        1.08     PT        1.12     SC        1.21     TS        1.00*    
!   WF        1.09     WZ        1.00*    GG        1.00*    
! 
! 
! Fit before self-cal, rms=0.376943Jy  sigma=5.037850
! Fit after  self-cal, rms=0.138873Jy  sigma=1.288876
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.8378 mas, bmaj=2.451 mas, bpa=-1.531 degrees
! Estimated noise=0.491059 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 (-0.8, -0.3).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0260741 Jy
! Component: 100  -  total flux cleaned = 0.0294388 Jy
! Total flux subtracted in 100 components = 0.0294388 Jy
! Clean residual min=-0.012660 max=0.016300 Jy/beam
! Clean residual mean=0.000933 rms=0.003391 Jy/beam
! Combined flux in latest and established models = 3.78365 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 11 model components to the UV plane model.
! The established model now contains 74 components and 3.78365 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.132914Jy  sigma=1.221141
! Fit after  self-cal, rms=0.132670Jy  sigma=1.218236
! 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 = -0.000376418 Jy
! Component: 100  -  total flux cleaned = -0.000842372 Jy
! Total flux subtracted in 100 components = -0.000842372 Jy
! Clean residual min=-0.011468 max=0.014627 Jy/beam
! Clean residual mean=0.000946 rms=0.003025 Jy/beam
! Combined flux in latest and established models = 3.7828 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 14 model components to the UV plane model.
! The established model now contains 81 components and 3.7828 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.130448Jy  sigma=1.193671
! Fit after  self-cal, rms=0.127464Jy  sigma=1.117415
! Inverting map and beam 
! Estimated beam: bmin=0.8378 mas, bmaj=2.449 mas, bpa=-1.526 degrees
! Estimated noise=0.491734 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 (0.9, 0.3).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0133512 Jy
! Component: 100  -  total flux cleaned = 0.0129817 Jy
! Total flux subtracted in 100 components = 0.0129817 Jy
! Clean residual min=-0.009722 max=0.010360 Jy/beam
! Clean residual mean=0.000369 rms=0.002246 Jy/beam
! Combined flux in latest and established models = 3.79579 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 15 model components to the UV plane model.
! The established model now contains 94 components and 3.79579 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.125085Jy  sigma=1.092232
! Fit after  self-cal, rms=0.125100Jy  sigma=1.092016
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 1741-038_X
! Writing UV FITS file: 1741-038_X.uvf
! Writing 94 model components to file: 1741-038_X.mod
! wwins: Wrote 3 windows to 1741-038_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.8378 x 2.449 at -1.526 degrees (North through East)
! Clean map  min=-0.009596  max=3.2742 Jy/beam
! Writing clean map to FITS file: 1741-038_X.fits
! Writing difmap environment to: 1741-038_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 1741-038_X]
device 1741-038_Xuv.ps/vps,1,2
! Attempting to open device: '1741-038_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 1741-038_Xim.ps/vps
! Attempting to open device: '1741-038_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=0.8378 mas, bmaj=2.449 mas, bpa=-1.526 degrees
! Estimated noise=0.491734 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.8378 x 2.449 at -1.526 degrees (North through East)
! Clean map  min=-0.009596  max=3.2742 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.1]
quit
! Quitting program
! Log file 1741-038_X.log closed on Wed Aug 13 15:31:53 2008