! Started logfile: 0458-020_X.log on Wed Apr  8 18:13:40 2009
observe 0458-020_X.edt2
! Reading UV FITS file: 0458-020_X.edt2
! AN table 1: 71 integrations on 190 of 190 possible baselines.
! AN table 2: 52 integrations on 190 of 190 possible baselines.
! Apparent sampling: 0.133333 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  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 1491 lines of history.
! 
! Reading 12464 visibilities.
![@gonzo7-0.1 0458-020_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 1229 telescope corrections were flagged in sub-array 1.
!  A total of 825 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 2.
!  A total of 1223 telescope corrections were flagged in sub-array 1.
!  A total of 828 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 3.
!  A total of 1224 telescope corrections were flagged in sub-array 1.
!  A total of 829 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 4.
!  A total of 1224 telescope corrections were flagged in sub-array 1.
!  A total of 830 telescope corrections were flagged in sub-array 2.
! 
! Fit before self-cal, rms=0.566931Jy  sigma=9.535619
! Fit after  self-cal, rms=0.561043Jy  sigma=9.556469
! 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=0.5214 mas, bmaj=1.468 mas, bpa=-2.462 degrees
! Estimated noise=1.01866 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 = 0.353844 Jy
! Total flux subtracted in 50 components = 0.353844 Jy
! Clean residual min=-0.019130 max=0.098693 Jy/beam
! Clean residual mean=0.000023 rms=0.005090 Jy/beam
! Combined flux in latest and established models = 0.353844 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 0.353844 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.160957Jy  sigma=2.329414
! Fit after  self-cal, rms=0.160956Jy  sigma=2.329414
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0771951 Jy
! Total flux subtracted in 50 components = 0.0771951 Jy
! Clean residual min=-0.013197 max=0.022019 Jy/beam
! Clean residual mean=0.000014 rms=0.002687 Jy/beam
! Combined flux in latest and established models = 0.431039 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 4 model components to the UV plane model.
! The established model now contains 4 components and 0.431039 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.128438Jy  sigma=1.585301
! Fit after  self-cal, rms=0.128442Jy  sigma=1.585265
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0223559 Jy
! Total flux subtracted in 50 components = 0.0223559 Jy
! Clean residual min=-0.011916 max=0.017970 Jy/beam
! Clean residual mean=0.000011 rms=0.002411 Jy/beam
! Combined flux in latest and established models = 0.453395 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 9 components and 0.453395 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.125834Jy  sigma=1.516486
! Fit after  self-cal, rms=0.125849Jy  sigma=1.516426
! Inverting map 
! Added new window around map position (-1.4, 1.1).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0153591 Jy
! Total flux subtracted in 50 components = 0.0153591 Jy
! Clean residual min=-0.010757 max=0.015153 Jy/beam
! Clean residual mean=0.000010 rms=0.002272 Jy/beam
! Combined flux in latest and established models = 0.468754 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 13 components and 0.468754 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.123948Jy  sigma=1.478881
! Fit after  self-cal, rms=0.123818Jy  sigma=1.477114
! 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=0.6002 mas, bmaj=1.722 mas, bpa=-3.178 degrees
! Estimated noise=0.710907 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 = 0.00519723 Jy
! Component: 100  -  total flux cleaned = 0.00666875 Jy
! Total flux subtracted in 100 components = 0.00666875 Jy
! Clean residual min=-0.009996 max=0.022109 Jy/beam
! Clean residual mean=-0.000002 rms=0.003252 Jy/beam
! Combined flux in latest and established models = 0.475423 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 24 components and 0.475423 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.122189Jy  sigma=1.449691
! Fit after  self-cal, rms=0.121948Jy  sigma=1.447279
! Inverting map 
! Added new window around map position (-4, 3.1).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0195459 Jy
! Component: 100  -  total flux cleaned = 0.0304853 Jy
! Total flux subtracted in 100 components = 0.0304853 Jy
! Clean residual min=-0.009192 max=0.010453 Jy/beam
! Clean residual mean=-0.000007 rms=0.002481 Jy/beam
! Combined flux in latest and established models = 0.505908 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 25 model components to the UV plane model.
! The established model now contains 45 components and 0.505908 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.118701Jy  sigma=1.386097
! Fit after  self-cal, rms=0.118354Jy  sigma=1.380391
! 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 48 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.05     FD        1.00     GC        0.92     HH        1.20     
!   HN        0.99     KK        0.88     KP        0.99     LA        1.02     
!   MA        1.46     MC        1.00     MK        1.01     NL        0.95     
!   NY        1.00*    ON        0.88     OV        0.99     PT        1.01     
!   SC        1.18     TS        1.02     WF        1.00*    WZ        1.00*    
! 
!  A total of 18 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.99     FD        0.99     GC        0.90     HH        1.00*    
!   HN        1.00     KK        1.00*    KP        0.97     LA        1.00     
!   MA        0.95     MC        1.17     MK        0.99     NL        0.98     
!   NY        1.00*    ON        1.10     OV        1.01     PT        1.03     
!   SC        0.87     TS        1.00*    WF        1.00*    WZ        1.04     
! 
! 
! Correcting IF 2.
!  A total of 63 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.01     FD        0.97     GC        0.93     HH        1.09     
!   HN        1.01     KK        0.87     KP        0.97     LA        1.00     
!   MA        1.29     MC        0.90     MK        1.00     NL        0.99     
!   NY        1.00*    ON        1.04     OV        1.03     PT        0.96     
!   SC        1.49     TS        1.01     WF        1.00*    WZ        1.00*    
! 
!  A total of 36 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.98     FD        0.97     GC        1.04     HH        1.00*    
!   HN        0.98     KK        1.00*    KP        1.07     LA        0.98     
!   MA        1.07     MC        1.13     MK        0.99     NL        0.98     
!   NY        1.00*    ON        1.13     OV        0.98     PT        0.99     
!   SC        0.91     TS        1.00*    WF        1.00*    WZ        1.05     
! 
! 
! Correcting IF 3.
!  A total of 57 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.03     FD        1.02     GC        0.95     HH        1.31     
!   HN        1.03     KK        0.83     KP        0.94     LA        1.08     
!   MA        1.42     MC        0.93     MK        0.98     NL        0.99     
!   NY        1.00*    ON        0.94     OV        0.95     PT        1.00     
!   SC        1.09     TS        1.01     WF        1.00*    WZ        1.00*    
! 
!  A total of 15 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.03     FD        0.95     GC        0.96     HH        1.00*    
!   HN        1.00     KK        1.00*    KP        0.98     LA        0.96     
!   MA        0.99     MC        1.12     MK        1.00     NL        0.94     
!   NY        1.00*    ON        1.06     OV        0.95     PT        0.98     
!   SC        0.96     TS        1.00*    WF        1.00*    WZ        0.95     
! 
! 
! Correcting IF 4.
!  A total of 57 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.99     FD        0.99     GC        0.92     HH        1.14     
!   HN        1.05     KK        0.86     KP        0.92     LA        0.95     
!   MA        1.36     MC        1.01     MK        0.94     NL        1.02     
!   NY        1.00*    ON        0.92     OV        1.00     PT        1.00     
!   SC        1.07     TS        1.04     WF        1.00*    WZ        1.00*    
! 
!  A total of 18 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.00     FD        0.95     GC        0.99     HH        1.00*    
!   HN        1.01     KK        1.00*    KP        0.97     LA        1.00     
!   MA        1.02     MC        1.05     MK        0.94     NL        0.95     
!   NY        1.00*    ON        1.30     OV        0.95     PT        0.99     
!   SC        0.90     TS        1.00*    WF        1.00*    WZ        1.02     
! 
! 
! Fit before self-cal, rms=0.118354Jy  sigma=1.380391
! Fit after  self-cal, rms=0.114592Jy  sigma=1.260081
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.5921 mas, bmaj=1.743 mas, bpa=-3.733 degrees
! Estimated noise=0.71453 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 (-2.6, 1.6).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0114167 Jy
! Component: 100  -  total flux cleaned = 0.018536 Jy
! Total flux subtracted in 100 components = 0.018536 Jy
! Clean residual min=-0.004419 max=0.005458 Jy/beam
! Clean residual mean=0.000013 rms=0.001277 Jy/beam
! Combined flux in latest and established models = 0.524444 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 30 model components to the UV plane model.
! The established model now contains 75 components and 0.524444 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.113433Jy  sigma=1.235638
! Fit after  self-cal, rms=0.113331Jy  sigma=1.233372
! 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 = 0.00615119 Jy
! Component: 100  -  total flux cleaned = 0.010995 Jy
! Total flux subtracted in 100 components = 0.010995 Jy
! Clean residual min=-0.004199 max=0.004444 Jy/beam
! Clean residual mean=0.000009 rms=0.001158 Jy/beam
! Combined flux in latest and established models = 0.535439 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 87 components and 0.535439 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.112934Jy  sigma=1.225256
! Fit after  self-cal, rms=0.112055Jy  sigma=1.176447
! Inverting map and beam 
! Estimated beam: bmin=0.5928 mas, bmaj=1.743 mas, bpa=-3.732 degrees
! Estimated noise=0.715263 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 = 0.00449773 Jy
! Component: 100  -  total flux cleaned = 0.00797573 Jy
! Total flux subtracted in 100 components = 0.00797573 Jy
! Clean residual min=-0.003399 max=0.003753 Jy/beam
! Clean residual mean=0.000004 rms=0.001011 Jy/beam
! Combined flux in latest and established models = 0.543415 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 102 components and 0.543415 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.111852Jy  sigma=1.172078
! Fit after  self-cal, rms=0.111836Jy  sigma=1.171445
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 0458-020_X
! Writing UV FITS file: 0458-020_X.uvf
! Writing 102 model components to file: 0458-020_X.mod
! wwins: Wrote 4 windows to 0458-020_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.5928 x 1.743 at -3.732 degrees (North through East)
! Clean map  min=-0.0032809  max=0.44811 Jy/beam
! Writing clean map to FITS file: 0458-020_X.fits
! Writing difmap environment to: 0458-020_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 0458-020_X]
device 0458-020_Xuv.ps/vps,1,2
! Attempting to open device: '0458-020_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 0458-020_Xim.ps/vps
! Attempting to open device: '0458-020_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=0.5928 mas, bmaj=1.743 mas, bpa=-3.732 degrees
! Estimated noise=0.715263 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.5928 x 1.743 at -3.732 degrees (North through East)
! Clean map  min=-0.0032809  max=0.44811 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.1]
quit
! Quitting program
! Log file 0458-020_X.log closed on Wed Apr  8 18:13:48 2009