! Started logfile: 2052-474_X.log on Mon Dec 11 16:53:36 2006
observe 2052-474_X.edt
! Reading UV FITS file: 2052-474_X.edt
! AN table 1: 18 integrations on 153 of 153 possible baselines.
! Apparent sampling: 0.016703 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 2052-474
! 
! 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 1304 lines of history.
! 
! Reading 184 visibilities.
![@gonzo8-0.1-pw 2052-474_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 310 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 321 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 324 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 321 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=0.543737Jy  sigma=0.005313
! Fit after  self-cal, rms=0.581749Jy  sigma=0.006317
! 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
peakw win_mult
! Inverting map and beam 
! Estimated beam: bmin=0.5958 mas, bmaj=15.35 mas, bpa=-1.368 degrees
! Estimated noise=16067.3 mJy/beam.
! Added new window around map position (0, -0.1).
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=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.334181 Jy
! Total flux subtracted in 50 components = 0.334181 Jy
! Clean residual min=-0.084018 max=0.093816 Jy/beam
! Clean residual mean=0.004975 rms=0.036555 Jy/beam
! Combined flux in latest and established models = 0.334181 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 0.334181 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.170788Jy  sigma=0.001848
! Fit after  self-cal, rms=0.170331Jy  sigma=0.001845
! 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=0.6709 mas, bmaj=12.52 mas, bpa=-1.764 degrees
! Estimated noise=13943.6 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 = 0.124668 Jy
! Component: 100  -  total flux cleaned = 0.19667 Jy
! Total flux subtracted in 100 components = 0.19667 Jy
! Clean residual min=-0.046263 max=0.044001 Jy/beam
! Clean residual mean=0.002170 rms=0.018757 Jy/beam
! Combined flux in latest and established models = 0.530851 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 36 components and 0.530851 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.074313Jy  sigma=0.000807
! Fit after  self-cal, rms=0.074142Jy  sigma=0.000804
! 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 6 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   FD        0.94     GC        1.00*    HH        1.00*    HN        1.00*    
!   LA        1.00*    MC        1.00*    MK        0.94     NY        1.00*    
!   ON        1.00*    OV        1.00*    PT        1.00*    SC        1.00*    
!   TS        1.00*    WF        1.00*    BR        1.00*    KK        0.84     
!   KP        1.07     WZ        1.00*    
! 
! 
! Correcting IF 2.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   FD        0.00*    GC        0.00*    HH        0.00*    HN        0.00*    
!   LA        0.00*    MC        0.00*    MK        0.00*    NY        0.00*    
!   ON        0.00*    OV        0.00*    PT        0.00*    SC        0.00*    
!   TS        0.00*    WF        0.00*    BR        0.00*    KK        0.00*    
!   KP        0.00*    WZ        0.00*    
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   FD        0.00*    GC        0.00*    HH        0.00*    HN        0.00*    
!   LA        0.00*    MC        0.00*    MK        0.00*    NY        0.00*    
!   ON        0.00*    OV        0.00*    PT        0.00*    SC        0.00*    
!   TS        0.00*    WF        0.00*    BR        0.00*    KK        0.00*    
!   KP        0.00*    WZ        0.00*    
! 
! 
! Correcting IF 4.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   FD        0.00*    GC        0.00*    HH        0.00*    HN        0.00*    
!   LA        0.00*    MC        0.00*    MK        0.00*    NY        0.00*    
!   ON        0.00*    OV        0.00*    PT        0.00*    SC        0.00*    
!   TS        0.00*    WF        0.00*    BR        0.00*    KK        0.00*    
!   KP        0.00*    WZ        0.00*    
! 
! 
! Fit before self-cal, rms=0.074142Jy  sigma=0.000804
! Fit after  self-cal, rms=0.076103Jy  sigma=0.000865
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.7104 mas, bmaj=14.43 mas, bpa=-2.068 degrees
! Estimated noise=18602.7 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 = 0.0519185 Jy
! Component: 100  -  total flux cleaned = 0.0559795 Jy
! Total flux subtracted in 100 components = 0.0559795 Jy
! Clean residual min=-0.021823 max=0.026245 Jy/beam
! Clean residual mean=-0.000140 rms=0.008757 Jy/beam
! Combined flux in latest and established models = 0.586831 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 59 components and 0.586831 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.040234Jy  sigma=0.000449
! Fit after  self-cal, rms=0.039694Jy  sigma=0.000440
! 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 = 0.000951683 Jy
! Component: 100  -  total flux cleaned = -0.00127306 Jy
! Total flux subtracted in 100 components = -0.00127306 Jy
! Clean residual min=-0.020100 max=0.020726 Jy/beam
! Clean residual mean=-0.000074 rms=0.007368 Jy/beam
! Combined flux in latest and established models = 0.585558 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 33 model components to the UV plane model.
! The established model now contains 81 components and 0.585558 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.037687Jy  sigma=0.000415
! Fit after  self-cal, rms=0.037224Jy  sigma=0.000403
! Inverting map and beam 
! Estimated beam: bmin=0.7106 mas, bmaj=14.41 mas, bpa=-2.053 degrees
! Estimated noise=18660.3 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 = 0.00136436 Jy
! Component: 100  -  total flux cleaned = 0.00170864 Jy
! Total flux subtracted in 100 components = 0.00170864 Jy
! Clean residual min=-0.018993 max=0.017824 Jy/beam
! Clean residual mean=0.000012 rms=0.006749 Jy/beam
! Combined flux in latest and established models = 0.587266 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 31 model components to the UV plane model.
! The established model now contains 110 components and 0.587266 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.036825Jy  sigma=0.000397
! Fit after  self-cal, rms=0.036415Jy  sigma=0.000392
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 2052-474_X
! Writing UV FITS file: 2052-474_X.uvf
! Writing 110 model components to file: 2052-474_X.mod
! wwins: Wrote 1 windows to 2052-474_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.7106 x 14.41 at -2.053 degrees (North through East)
! Clean map  min=-0.018591  max=0.44005 Jy/beam
! Writing clean map to FITS file: 2052-474_X.fits
! Writing difmap environment to: 2052-474_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 2052-474_X]
device 2052-474_Xuv.ps/vps,1,2
! Attempting to open device: '2052-474_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 2052-474_Xim.ps/vps
! Attempting to open device: '2052-474_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=0.7106 mas, bmaj=14.41 mas, bpa=-2.053 degrees
! Estimated noise=18660.3 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.7106 x 14.41 at -2.053 degrees (North through East)
! Clean map  min=-0.018591  max=0.44005 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo8-0.1-pw]
quit
! Quitting program
! Log file 2052-474_X.log closed on Mon Dec 11 16:53:45 2006