! Started logfile: 1908-201_S.log on Thu Feb  7 18:19:15 2008
observe 1908-201_S.edt
! Reading UV FITS file: 1908-201_S.edt
! AN table 1: 9 integrations on 136 of 136 possible baselines.
! AN table 2: 93 integrations on 136 of 136 possible baselines.
! Apparent sampling: 0.0902537 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 1908-201
! 
! 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  2.22497e+09        8e+06          1        8e+06
!  02        2  2.24497e+09        8e+06          1        8e+06
!  03        3  2.33497e+09        8e+06          1        8e+06
!  04        4  2.36497e+09        8e+06          1        8e+06
! 
! Polarization(s): RR
! 
! Read 1251 lines of history.
! 
! Reading 5008 visibilities.
![@gonzo6-0.4 1908-201_S]
print "***********************************"
! *********************************** 
print "*** Using gonzo instruction set ***"
! *** Using gonzo instruction set *** 
print "***********************************"
! *********************************** 
float field_size
field_size = 1024
float field_cell
field_cell = 0.4
integer clean_niter
clean_niter = 50
float clean_gain
clean_gain = 0.03
float dynam
dynam = 6.0
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 0.400x0.400 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 118 telescope corrections were flagged in sub-array 1.
!  A total of 1250 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 2.
!  A total of 118 telescope corrections were flagged in sub-array 1.
!  A total of 1250 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 3.
!  A total of 118 telescope corrections were flagged in sub-array 1.
!  A total of 1334 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 4.
!  A total of 118 telescope corrections were flagged in sub-array 1.
!  A total of 1344 telescope corrections were flagged in sub-array 2.
! 
! Fit before self-cal, rms=1.702770Jy  sigma=0.022135
! Fit after  self-cal, rms=1.711910Jy  sigma=0.022279
! 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=2.663 mas, bmaj=10.03 mas, bpa=-5.04 degrees
! Estimated noise=1644.75 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 = 1.86034 Jy
! Total flux subtracted in 50 components = 1.86034 Jy
! Clean residual min=-0.159412 max=0.655646 Jy/beam
! Clean residual mean=0.000573 rms=0.061977 Jy/beam
! Combined flux in latest and established models = 1.86034 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 9 components and 1.86034 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=1.028461Jy  sigma=0.013460
! Fit after  self-cal, rms=1.028406Jy  sigma=0.013459
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.674067 Jy
! Total flux subtracted in 50 components = 0.674067 Jy
! Clean residual min=-0.090188 max=0.293004 Jy/beam
! Clean residual mean=0.000350 rms=0.033935 Jy/beam
! Combined flux in latest and established models = 2.5344 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 16 components and 2.5344 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.562629Jy  sigma=0.007476
! Fit after  self-cal, rms=0.562278Jy  sigma=0.007474
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.332127 Jy
! Total flux subtracted in 50 components = 0.332127 Jy
! Clean residual min=-0.057319 max=0.162435 Jy/beam
! Clean residual mean=0.000245 rms=0.022086 Jy/beam
! Combined flux in latest and established models = 2.86653 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 26 components and 2.86653 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.377397Jy  sigma=0.005011
! Fit after  self-cal, rms=0.376756Jy  sigma=0.005006
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.186071 Jy
! Total flux subtracted in 50 components = 0.186071 Jy
! Clean residual min=-0.047464 max=0.127727 Jy/beam
! Clean residual mean=0.000191 rms=0.016501 Jy/beam
! Combined flux in latest and established models = 3.0526 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 24 model components to the UV plane model.
! The established model now contains 49 components and 3.0526 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.301376Jy  sigma=0.003925
! Fit after  self-cal, rms=0.300952Jy  sigma=0.003921
! Inverting map 
! Added new window around map position (4.4, 2.8).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.12726 Jy
! Total flux subtracted in 50 components = 0.12726 Jy
! Clean residual min=-0.040485 max=0.069923 Jy/beam
! Clean residual mean=0.000158 rms=0.012997 Jy/beam
! Combined flux in latest and established models = 3.17986 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 24 model components to the UV plane model.
! The established model now contains 72 components and 3.17986 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.259058Jy  sigma=0.003312
! Fit after  self-cal, rms=0.257632Jy  sigma=0.003294
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0868273 Jy
! Total flux subtracted in 50 components = 0.0868273 Jy
! Clean residual min=-0.035679 max=0.054335 Jy/beam
! Clean residual mean=0.000140 rms=0.010845 Jy/beam
! Combined flux in latest and established models = 3.26669 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 97 components and 3.26669 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.237136Jy  sigma=0.002977
! Fit after  self-cal, rms=0.236513Jy  sigma=0.002969
! 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=3.347 mas, bmaj=10.01 mas, bpa=-4.489 degrees
! Estimated noise=1030.72 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 = 0.0697774 Jy
! Component: 100  -  total flux cleaned = 0.11495 Jy
! Total flux subtracted in 100 components = 0.11495 Jy
! Clean residual min=-0.044596 max=0.048884 Jy/beam
! Clean residual mean=-0.001682 rms=0.010906 Jy/beam
! Combined flux in latest and established models = 3.38164 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 46 model components to the UV plane model.
! The established model now contains 141 components and 3.38164 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.218092Jy  sigma=0.002686
! Fit after  self-cal, rms=0.217633Jy  sigma=0.002680
! 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        0.97     FD        1.02     GC        1.00*    HN        1.00*    
!   KK        1.00*    KP        0.94     LA        0.96     MC        1.00*    
!   MK        0.97     NL        0.98     NY        1.00*    ON        1.00*    
!   OV        1.01     PT        1.02     SC        1.00*    WF        1.00*    
!   WZ        1.00*    
! 
!  A total of 120 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.97     FD        1.02     GC        1.00*    HN        0.97     
!   KK        1.00*    KP        0.93     LA        0.97     MC        1.04     
!   MK        1.00*    NL        0.95     NY        1.00*    ON        1.00*    
!   OV        1.02     PT        1.01     SC        0.94     WF        1.07     
!   WZ        1.12     
! 
! 
! Correcting IF 2.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.96     FD        1.02     GC        1.00*    HN        1.00*    
!   KK        1.00*    KP        0.96     LA        1.01     MC        1.00*    
!   MK        0.98     NL        0.99     NY        1.00*    ON        1.00*    
!   OV        0.99     PT        0.95     SC        1.00*    WF        1.00*    
!   WZ        1.00*    
! 
!  A total of 120 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.95     FD        1.00     GC        1.00*    HN        0.98     
!   KK        1.00*    KP        0.97     LA        0.99     MC        1.03     
!   MK        1.00*    NL        1.04     NY        1.00*    ON        1.00*    
!   OV        0.95     PT        0.95     SC        1.02     WF        1.07     
!   WZ        1.06     
! 
! 
! Correcting IF 3.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.01     FD        1.01     GC        1.00*    HN        1.00*    
!   KK        1.00*    KP        1.07     LA        0.97     MC        1.00*    
!   MK        0.91     NL        1.01     NY        1.00*    ON        1.00*    
!   OV        1.04     PT        1.02     SC        1.00*    WF        1.00*    
!   WZ        1.00*    
! 
!  A total of 42 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.00     FD        0.99     GC        1.00*    HN        1.08     
!   KK        1.00*    KP        1.00     LA        0.97     MC        1.00*    
!   MK        1.00*    NL        1.02     NY        1.00*    ON        1.00*    
!   OV        1.01     PT        1.00     SC        1.07     WF        1.07     
!   WZ        0.94     
! 
! 
! Correcting IF 4.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.01     FD        0.95     GC        1.00*    HN        1.00*    
!   KK        1.00*    KP        1.05     LA        0.94     MC        1.00*    
!   MK        0.89     NL        1.00     NY        1.00*    ON        1.00*    
!   OV        0.97     PT        1.03     SC        1.00*    WF        1.00*    
!   WZ        1.00*    
! 
!  A total of 45 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.97     FD        0.93     GC        1.00*    HN        1.06     
!   KK        1.00*    KP        1.01     LA        0.91     MC        1.00*    
!   MK        1.00*    NL        1.05     NY        1.00*    ON        1.00*    
!   OV        0.96     PT        0.99     SC        1.09     WF        1.12     
!   WZ        1.09     
! 
! 
! Fit before self-cal, rms=0.217633Jy  sigma=0.002680
! Fit after  self-cal, rms=0.136306Jy  sigma=0.001535
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=3.342 mas, bmaj=11.03 mas, bpa=-2.872 degrees
! Estimated noise=1086.24 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 = -0.00577984 Jy
! Component: 100  -  total flux cleaned = -0.0072675 Jy
! Total flux subtracted in 100 components = -0.0072675 Jy
! Clean residual min=-0.018202 max=0.018603 Jy/beam
! Clean residual mean=0.000311 rms=0.004929 Jy/beam
! Combined flux in latest and established models = 3.37437 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 155 components and 3.37437 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.135434Jy  sigma=0.001526
! Fit after  self-cal, rms=0.135392Jy  sigma=0.001525
! 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 = 5.16763e-05 Jy
! Component: 100  -  total flux cleaned = 0.00029526 Jy
! Total flux subtracted in 100 components = 0.00029526 Jy
! Clean residual min=-0.017973 max=0.018367 Jy/beam
! Clean residual mean=0.000309 rms=0.004872 Jy/beam
! Combined flux in latest and established models = 3.37467 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 13 model components to the UV plane model.
! The established model now contains 157 components and 3.37467 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.134928Jy  sigma=0.001520
! Fit after  self-cal, rms=0.115827Jy  sigma=0.001285
! Inverting map and beam 
! Estimated beam: bmin=3.348 mas, bmaj=11.04 mas, bpa=-2.784 degrees
! Estimated noise=1087.78 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 (10.8, 4.8).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00458784 Jy
! Component: 100  -  total flux cleaned = 0.00487503 Jy
! Total flux subtracted in 100 components = 0.00487503 Jy
! Clean residual min=-0.010349 max=0.010378 Jy/beam
! Clean residual mean=0.000106 rms=0.002641 Jy/beam
! Combined flux in latest and established models = 3.37954 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 165 components and 3.37954 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.114034Jy  sigma=0.001259
! Fit after  self-cal, rms=0.113949Jy  sigma=0.001257
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 1908-201_S
! Writing UV FITS file: 1908-201_S.uvf
! Writing 165 model components to file: 1908-201_S.mod
! wwins: Wrote 3 windows to 1908-201_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.348 x 11.04 at -2.784 degrees (North through East)
! Clean map  min=-0.0094761  max=2.4309 Jy/beam
! Writing clean map to FITS file: 1908-201_S.fits
! Writing difmap environment to: 1908-201_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 1908-201_S]
device 1908-201_Suv.ps/vps,1,2
! Attempting to open device: '1908-201_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 1908-201_Sim.ps/vps
! Attempting to open device: '1908-201_Sim.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=3.348 mas, bmaj=11.04 mas, bpa=-2.784 degrees
! Estimated noise=1087.78 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.348 x 11.04 at -2.784 degrees (North through East)
! Clean map  min=-0.0094761  max=2.4309 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo6-0.4]
quit
! Quitting program
! Log file 1908-201_S.log closed on Thu Feb  7 18:19:22 2008