! Started logfile: 0552+398_X.log on Mon Mar  3 20:10:53 2008
observe 0552+398_X.edt
! Reading UV FITS file: 0552+398_X.edt
! AN table 1: 3 integrations on 136 of 136 possible baselines.
! AN table 2: 172 integrations on 136 of 136 possible baselines.
! AN table 3: 57 integrations on 136 of 136 possible baselines.
! Apparent sampling: 0.199005 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 0552+398
! 
! 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 1214 lines of history.
! 
! Reading 25116 visibilities.
![@gonzo8-0.1 0552+398_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 = 8.0
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 51 telescope corrections were flagged in sub-array 1.
!  A total of 1868 telescope corrections were flagged in sub-array 2.
!  A total of 795 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 2.
!  A total of 51 telescope corrections were flagged in sub-array 1.
!  A total of 1828 telescope corrections were flagged in sub-array 2.
!  A total of 795 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 3.
!  A total of 51 telescope corrections were flagged in sub-array 1.
!  A total of 1831 telescope corrections were flagged in sub-array 2.
!  A total of 796 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 4.
!  A total of 51 telescope corrections were flagged in sub-array 1.
!  A total of 2069 telescope corrections were flagged in sub-array 2.
!  A total of 829 telescope corrections were flagged in sub-array 3.
! 
! Fit before self-cal, rms=3.087104Jy  sigma=0.045954
! Fit after  self-cal, rms=3.091353Jy  sigma=0.046098
! 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=0.5244 mas, bmaj=0.7894 mas, bpa=-15.13 degrees
! Estimated noise=773.529 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 = 2.44558 Jy
! Total flux subtracted in 50 components = 2.44558 Jy
! Clean residual min=-0.126399 max=0.822258 Jy/beam
! Clean residual mean=-0.000075 rms=0.042758 Jy/beam
! Combined flux in latest and established models = 2.44557 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 2.44557 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=1.894683Jy  sigma=0.029247
! Fit after  self-cal, rms=1.894595Jy  sigma=0.029246
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.894093 Jy
! Total flux subtracted in 50 components = 0.894093 Jy
! Clean residual min=-0.084834 max=0.437054 Jy/beam
! Clean residual mean=-0.000027 rms=0.029221 Jy/beam
! Combined flux in latest and established models = 3.33967 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 13 components and 3.33967 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=1.278187Jy  sigma=0.020099
! Fit after  self-cal, rms=1.277518Jy  sigma=0.020094
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.524203 Jy
! Total flux subtracted in 50 components = 0.524203 Jy
! Clean residual min=-0.072750 max=0.308682 Jy/beam
! Clean residual mean=-0.000003 rms=0.022611 Jy/beam
! Combined flux in latest and established models = 3.86387 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 23 components and 3.86387 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.971763Jy  sigma=0.015269
! Fit after  self-cal, rms=0.971679Jy  sigma=0.015267
! Inverting map 
! Added new window around map position (-0.7, 0.2).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.355465 Jy
! Total flux subtracted in 50 components = 0.355465 Jy
! Clean residual min=-0.063183 max=0.195207 Jy/beam
! Clean residual mean=0.000011 rms=0.018766 Jy/beam
! Combined flux in latest and established models = 4.21934 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 22 model components to the UV plane model.
! The established model now contains 39 components and 4.21934 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.797495Jy  sigma=0.012324
! Fit after  self-cal, rms=0.794387Jy  sigma=0.012299
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.257698 Jy
! Total flux subtracted in 50 components = 0.257698 Jy
! Clean residual min=-0.057133 max=0.145154 Jy/beam
! Clean residual mean=0.000020 rms=0.016293 Jy/beam
! Combined flux in latest and established models = 4.47703 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 19 model components to the UV plane model.
! The established model now contains 48 components and 4.47703 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.690317Jy  sigma=0.010374
! Fit after  self-cal, rms=0.687954Jy  sigma=0.010354
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.19329 Jy
! Total flux subtracted in 50 components = 0.19329 Jy
! Clean residual min=-0.052367 max=0.109696 Jy/beam
! Clean residual mean=0.000027 rms=0.014678 Jy/beam
! Combined flux in latest and established models = 4.67032 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 16 model components to the UV plane model.
! The established model now contains 51 components and 4.67032 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.625531Jy  sigma=0.009056
! Fit after  self-cal, rms=0.623937Jy  sigma=0.009041
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.146446 Jy
! Total flux subtracted in 50 components = 0.146446 Jy
! Clean residual min=-0.048358 max=0.086828 Jy/beam
! Clean residual mean=0.000032 rms=0.013636 Jy/beam
! Combined flux in latest and established models = 4.81677 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 55 components and 4.81677 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.587740Jy  sigma=0.008172
! Fit after  self-cal, rms=0.586673Jy  sigma=0.008162
! 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=0.7058 mas, bmaj=1.046 mas, bpa=-10.93 degrees
! Estimated noise=398.283 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 = 0.209522 Jy
! Component: 100  -  total flux cleaned = 0.317073 Jy
! Total flux subtracted in 100 components = 0.317073 Jy
! Clean residual min=-0.051947 max=0.106388 Jy/beam
! Clean residual mean=0.003514 rms=0.019612 Jy/beam
! Combined flux in latest and established models = 5.13384 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 33 model components to the UV plane model.
! The established model now contains 74 components and 5.13384 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.550404Jy  sigma=0.006796
! Fit after  self-cal, rms=0.548544Jy  sigma=0.006772
! 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        0.00*    FD        0.00*    GC        0.00*    HN        0.00*    
!   KK        0.00*    KP        0.00*    LA        0.00*    MC        0.00*    
!   MK        0.00*    NL        0.00*    NY        0.00*    ON        0.00*    
!   OV        0.00*    PT        0.00*    SC        0.00*    WF        0.00*    
!   WZ        0.00*    
! 
!  A total of 147 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.95     FD        0.95     GC        1.00*    HN        0.94     
!   KK        1.00     KP        0.95     LA        0.95     MC        1.11     
!   MK        0.97     NL        1.26     NY        0.94     ON        1.02     
!   OV        0.96     PT        0.92     SC        1.08     WF        0.93     
!   WZ        1.23     
! 
!  A total of 24 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.00*    FD        1.00*    GC        1.24     HN        0.97     
!   KK        1.00*    KP        1.00*    LA        1.00*    MC        0.97     
!   MK        1.00*    NL        1.00*    NY        0.94     ON        1.04     
!   OV        1.00*    PT        1.00*    SC        1.00*    WF        0.94     
!   WZ        1.20     
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.00*    FD        0.00*    GC        0.00*    HN        0.00*    
!   KK        0.00*    KP        0.00*    LA        0.00*    MC        0.00*    
!   MK        0.00*    NL        0.00*    NY        0.00*    ON        0.00*    
!   OV        0.00*    PT        0.00*    SC        0.00*    WF        0.00*    
!   WZ        0.00*    
! 
!  A total of 27 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.97     FD        0.94     GC        1.00*    HN        0.94     
!   KK        0.99     KP        0.96     LA        0.97     MC        1.15     
!   MK        0.96     NL        1.23     NY        1.00     ON        1.09     
!   OV        0.94     PT        0.95     SC        1.07     WF        0.94     
!   WZ        1.03     
! 
!  A total of 24 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.00*    FD        1.00*    GC        1.32     HN        0.96     
!   KK        1.00*    KP        1.00*    LA        1.00*    MC        0.97     
!   MK        1.00*    NL        1.00*    NY        0.95     ON        1.02     
!   OV        1.00*    PT        1.00*    SC        1.00*    WF        0.96     
!   WZ        1.00     
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.00*    FD        0.00*    GC        0.00*    HN        0.00*    
!   KK        0.00*    KP        0.00*    LA        0.00*    MC        0.00*    
!   MK        0.00*    NL        0.00*    NY        0.00*    ON        0.00*    
!   OV        0.00*    PT        0.00*    SC        0.00*    WF        0.00*    
!   WZ        0.00*    
! 
!  A total of 33 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.01     FD        0.97     GC        1.00*    HN        0.96     
!   KK        0.99     KP        0.99     LA        0.96     MC        1.19     
!   MK        0.97     NL        1.22     NY        1.00     ON        1.11     
!   OV        0.96     PT        0.97     SC        1.09     WF        1.04     
!   WZ        1.03     
! 
!  A total of 27 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.00*    FD        1.00*    GC        1.50     HN        0.98     
!   KK        1.00*    KP        1.00*    LA        1.00*    MC        1.01     
!   MK        1.00*    NL        1.00*    NY        0.96     ON        1.05     
!   OV        1.00*    PT        1.00*    SC        1.00*    WF        1.05     
!   WZ        1.04     
! 
! 
! Correcting IF 4.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.00*    FD        0.00*    GC        0.00*    HN        0.00*    
!   KK        0.00*    KP        0.00*    LA        0.00*    MC        0.00*    
!   MK        0.00*    NL        0.00*    NY        0.00*    ON        0.00*    
!   OV        0.00*    PT        0.00*    SC        0.00*    WF        0.00*    
!   WZ        0.00*    
! 
!  A total of 63 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.98     FD        0.97     GC        1.00*    HN        0.95     
!   KK        1.00     KP        0.98     LA        0.99     MC        1.09     
!   MK        0.99     NL        1.28     NY        0.97     ON        1.05     
!   OV        0.98     PT        1.01     SC        1.16     WF        1.13     
!   WZ        1.00*    
! 
!  A total of 24 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.00*    FD        1.00*    GC        1.32     HN        0.97     
!   KK        1.00*    KP        1.00*    LA        1.00*    MC        1.04     
!   MK        1.00*    NL        1.00*    NY        1.02     ON        1.15     
!   OV        1.00*    PT        1.00*    SC        1.00*    WF        1.14     
!   WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.548544Jy  sigma=0.006772
! Fit after  self-cal, rms=0.319025Jy  sigma=0.003442
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.7198 mas, bmaj=1.057 mas, bpa=-10.98 degrees
! Estimated noise=400.34 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 = -0.00222618 Jy
! Component: 100  -  total flux cleaned = -0.00313786 Jy
! Total flux subtracted in 100 components = -0.00313786 Jy
! Clean residual min=-0.031515 max=0.028616 Jy/beam
! Clean residual mean=0.000282 rms=0.006986 Jy/beam
! Combined flux in latest and established models = 5.13071 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 81 components and 5.13071 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.315483Jy  sigma=0.003389
! Fit after  self-cal, rms=0.315249Jy  sigma=0.003385
! 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 = 0.00141582 Jy
! Component: 100  -  total flux cleaned = 0.000718259 Jy
! Total flux subtracted in 100 components = 0.000718259 Jy
! Clean residual min=-0.030064 max=0.028819 Jy/beam
! Clean residual mean=0.000276 rms=0.006936 Jy/beam
! Combined flux in latest and established models = 5.13142 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 10 model components to the UV plane model.
! The established model now contains 82 components and 5.13142 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.313648Jy  sigma=0.003363
! Fit after  self-cal, rms=0.146069Jy  sigma=0.001444
! Inverting map and beam 
! Estimated beam: bmin=0.7187 mas, bmaj=1.066 mas, bpa=-11.15 degrees
! Estimated noise=399.621 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 = 0.000604009 Jy
! Component: 100  -  total flux cleaned = -0.00219648 Jy
! Total flux subtracted in 100 components = -0.00219648 Jy
! Clean residual min=-0.010721 max=0.009615 Jy/beam
! Clean residual mean=0.000085 rms=0.001261 Jy/beam
! Combined flux in latest and established models = 5.12923 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 89 components and 5.12923 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.143784Jy  sigma=0.001412
! Fit after  self-cal, rms=0.143251Jy  sigma=0.001407
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 0552+398_X
! Writing UV FITS file: 0552+398_X.uvf
! Writing 89 model components to file: 0552+398_X.mod
! wwins: Wrote 2 windows to 0552+398_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.7187 x 1.066 at -11.15 degrees (North through East)
! Clean map  min=-0.0087037  max=3.5791 Jy/beam
! Writing clean map to FITS file: 0552+398_X.fits
! Writing difmap environment to: 0552+398_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 0552+398_X]
device 0552+398_Xuv.ps/vps,1,2
! Attempting to open device: '0552+398_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 0552+398_Xim.ps/vps
! Attempting to open device: '0552+398_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=0.7187 mas, bmaj=1.066 mas, bpa=-11.15 degrees
! Estimated noise=399.621 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.7187 x 1.066 at -11.15 degrees (North through East)
! Clean map  min=-0.0087037  max=3.5791 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo8-0.1]
quit
! Quitting program
! Log file 0552+398_X.log closed on Mon Mar  3 20:11:02 2008