! Started logfile: 0552+398_X.log on Wed May 14 11:10:55 2008
observe 0552+398_X.edt
! Reading UV FITS file: 0552+398_X.edt
! AN table 1: 184 integrations on 153 of 153 possible baselines.
! Apparent sampling: 0.247904 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 938 lines of history.
! 
! Reading 27916 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 1981 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 1969 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 1938 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 1958 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=3.210802Jy  sigma=0.051535
! Fit after  self-cal, rms=3.211487Jy  sigma=0.051563
! 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=0.6192 mas, bmaj=0.8287 mas, bpa=8.279 degrees
! Estimated noise=846.942 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 = 2.70914 Jy
! Total flux subtracted in 50 components = 2.70914 Jy
! Clean residual min=-0.137533 max=0.838850 Jy/beam
! Clean residual mean=-0.000042 rms=0.039665 Jy/beam
! Combined flux in latest and established models = 2.70914 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 6 model components to the UV plane model.
! The established model now contains 6 components and 2.70914 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=1.723133Jy  sigma=0.028696
! Fit after  self-cal, rms=1.722965Jy  sigma=0.028696
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.892968 Jy
! Total flux subtracted in 50 components = 0.892968 Jy
! Clean residual min=-0.085095 max=0.424006 Jy/beam
! Clean residual mean=-0.000075 rms=0.025811 Jy/beam
! Combined flux in latest and established models = 3.6021 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 15 components and 3.6021 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=1.104122Jy  sigma=0.018552
! Fit after  self-cal, rms=1.102378Jy  sigma=0.018545
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.516384 Jy
! Total flux subtracted in 50 components = 0.516384 Jy
! Clean residual min=-0.064309 max=0.279846 Jy/beam
! Clean residual mean=-0.000092 rms=0.019008 Jy/beam
! Combined flux in latest and established models = 4.11849 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 20 components and 4.11849 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.792520Jy  sigma=0.013236
! Fit after  self-cal, rms=0.790677Jy  sigma=0.013227
! 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 = 0.343876 Jy
! Total flux subtracted in 50 components = 0.343876 Jy
! Clean residual min=-0.057104 max=0.186954 Jy/beam
! Clean residual mean=-0.000105 rms=0.014970 Jy/beam
! Combined flux in latest and established models = 4.46236 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 14 model components to the UV plane model.
! The established model now contains 31 components and 4.46236 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.605929Jy  sigma=0.009968
! Fit after  self-cal, rms=0.602830Jy  sigma=0.009949
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.242011 Jy
! Total flux subtracted in 50 components = 0.242011 Jy
! Clean residual min=-0.051042 max=0.134870 Jy/beam
! Clean residual mean=-0.000114 rms=0.012406 Jy/beam
! Combined flux in latest and established models = 4.70438 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 40 components and 4.70438 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.486826Jy  sigma=0.007815
! Fit after  self-cal, rms=0.484515Jy  sigma=0.007801
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.177747 Jy
! Total flux subtracted in 50 components = 0.177747 Jy
! Clean residual min=-0.046542 max=0.100400 Jy/beam
! Clean residual mean=-0.000121 rms=0.010757 Jy/beam
! Combined flux in latest and established models = 4.88212 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 47 components and 4.88212 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.409816Jy  sigma=0.006359
! Fit after  self-cal, rms=0.407913Jy  sigma=0.006347
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.133207 Jy
! Total flux subtracted in 50 components = 0.133207 Jy
! Clean residual min=-0.043694 max=0.075482 Jy/beam
! Clean residual mean=-0.000126 rms=0.009681 Jy/beam
! Combined flux in latest and established models = 5.01533 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 14 model components to the UV plane model.
! The established model now contains 52 components and 5.01533 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.360557Jy  sigma=0.005372
! Fit after  self-cal, rms=0.359182Jy  sigma=0.005363
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.100738 Jy
! Total flux subtracted in 50 components = 0.100738 Jy
! Clean residual min=-0.041746 max=0.056825 Jy/beam
! Clean residual mean=-0.000130 rms=0.008991 Jy/beam
! Combined flux in latest and established models = 5.11607 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 13 model components to the UV plane model.
! The established model now contains 54 components and 5.11607 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.330082Jy  sigma=0.004718
! Fit after  self-cal, rms=0.329081Jy  sigma=0.004711
! 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=0.8693 mas, bmaj=1.168 mas, bpa=28.29 degrees
! Estimated noise=334.85 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 = 0.128953 Jy
! Component: 100  -  total flux cleaned = 0.193508 Jy
! Total flux subtracted in 100 components = 0.193508 Jy
! Clean residual min=-0.034183 max=0.042894 Jy/beam
! Clean residual mean=-0.000517 rms=0.008921 Jy/beam
! Combined flux in latest and established models = 5.30958 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 73 components and 5.30958 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.293317Jy  sigma=0.003833
! Fit after  self-cal, rms=0.290874Jy  sigma=0.003806
! 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 18 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.97     FD        1.00     GC        0.96     HH        1.00*    
!   HN        0.99     KK        0.94     KP        0.98     LA        0.97     
!   MC        0.92     MK        0.96     NL        0.98     NY        0.93     
!   ON        1.06     OV        0.98     PT        1.00     SC        1.01     
!   WF        1.05     WZ        1.08     
! 
! 
! Correcting IF 2.
!  A total of 12 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.97     FD        0.99     GC        0.98     HH        1.00*    
!   HN        0.98     KK        0.97     KP        0.99     LA        0.98     
!   MC        1.17     MK        0.94     NL        0.96     NY        0.93     
!   ON        1.02     OV        0.97     PT        1.03     SC        1.00     
!   WF        1.04     WZ        1.01     
! 
! 
! Correcting IF 3.
!  A total of 15 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00     FD        1.03     GC        0.99     HH        1.00*    
!   HN        0.99     KK        0.96     KP        1.01     LA        0.98     
!   MC        1.16     MK        0.93     NL        0.98     NY        0.93     
!   ON        1.07     OV        1.00     PT        1.02     SC        1.02     
!   WF        1.14     WZ        1.01     
! 
! 
! Correcting IF 4.
!  A total of 24 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.99     FD        1.01     GC        1.05     HH        1.00*    
!   HN        0.98     KK        0.96     KP        1.00     LA        0.99     
!   MC        1.19     MK        0.90     NL        1.00     NY        0.95     
!   ON        1.06     OV        1.00     PT        1.05     SC        1.08     
!   WF        1.19     WZ        1.05     
! 
! 
! Fit before self-cal, rms=0.290874Jy  sigma=0.003806
! Fit after  self-cal, rms=0.226915Jy  sigma=0.002587
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.8762 mas, bmaj=1.173 mas, bpa=28.46 degrees
! Estimated noise=333.224 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 = 0.0155845 Jy
! Component: 100  -  total flux cleaned = 0.0155677 Jy
! Total flux subtracted in 100 components = 0.0155677 Jy
! Clean residual min=-0.013695 max=0.015153 Jy/beam
! Clean residual mean=0.000601 rms=0.003643 Jy/beam
! Combined flux in latest and established models = 5.32514 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 81 components and 5.32514 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.225319Jy  sigma=0.002545
! Fit after  self-cal, rms=0.224869Jy  sigma=0.002541
! 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 = 0.0016331 Jy
! Component: 100  -  total flux cleaned = 0.00130765 Jy
! Total flux subtracted in 100 components = 0.00130764 Jy
! Clean residual min=-0.013672 max=0.014563 Jy/beam
! Clean residual mean=0.000596 rms=0.003567 Jy/beam
! Combined flux in latest and established models = 5.32645 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 8 model components to the UV plane model.
! The established model now contains 82 components and 5.32645 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.224381Jy  sigma=0.002528
! Fit after  self-cal, rms=0.127172Jy  sigma=0.001428
! Inverting map and beam 
! Estimated beam: bmin=0.8781 mas, bmaj=1.18 mas, bpa=28.35 degrees
! Estimated noise=333.674 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 = 0.00559071 Jy
! Component: 100  -  total flux cleaned = 0.00528487 Jy
! Total flux subtracted in 100 components = 0.00528487 Jy
! Clean residual min=-0.007254 max=0.009230 Jy/beam
! Clean residual mean=0.000272 rms=0.001378 Jy/beam
! Combined flux in latest and established models = 5.33174 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 87 components and 5.33174 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.125365Jy  sigma=0.001402
! Fit after  self-cal, rms=0.125045Jy  sigma=0.001399
! Inverting map 
! Added new window around map position (-1.4, 2.2).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0044288 Jy
! Component: 100  -  total flux cleaned = 0.00361868 Jy
! Total flux subtracted in 100 components = 0.00361868 Jy
! Clean residual min=-0.007976 max=0.006812 Jy/beam
! Clean residual mean=0.000263 rms=0.001283 Jy/beam
! Combined flux in latest and established models = 5.33536 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 13 model components to the UV plane model.
! The established model now contains 95 components and 5.33536 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.124085Jy  sigma=0.001386
! Fit after  self-cal, rms=0.123961Jy  sigma=0.001385
! 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 95 model components to file: 0552+398_X.mod
! wwins: Wrote 3 windows to 0552+398_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.8781 x 1.18 at 28.35 degrees (North through East)
! Clean map  min=-0.0073877  max=3.9833 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=0.8781 mas, bmaj=1.18 mas, bpa=28.35 degrees
! Estimated noise=333.674 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.8781 x 1.18 at 28.35 degrees (North through East)
! Clean map  min=-0.0073877  max=3.9833 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo8-0.1]
quit
! Quitting program
! Log file 0552+398_X.log closed on Wed May 14 11:11:11 2008