! Started logfile: NRAO512_S.log on Mon Feb 23 15:53:17 2009
observe NRAO512_S.edt
! Reading UV FITS file: NRAO512_S.edt
! AN table 1: 78 integrations on 190 of 190 possible baselines.
! AN table 2: 160 integrations on 190 of 190 possible baselines.
! AN table 3: 36 integrations on 190 of 190 possible baselines.
! Apparent sampling: 0.285862 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: NRAO512
! 
! 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 1477 lines of history.
! 
! Reading 59528 visibilities.
![@gonzo7-0.4 NRAO512_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 = 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 0.400x0.400 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 1240 telescope corrections were flagged in sub-array 1.
!  A total of 1974 telescope corrections were flagged in sub-array 2.
!  A total of 554 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 2.
!  A total of 1241 telescope corrections were flagged in sub-array 1.
!  A total of 1980 telescope corrections were flagged in sub-array 2.
!  A total of 554 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 3.
!  A total of 1241 telescope corrections were flagged in sub-array 1.
!  A total of 1982 telescope corrections were flagged in sub-array 2.
!  A total of 554 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 4.
!  A total of 1240 telescope corrections were flagged in sub-array 1.
!  A total of 1975 telescope corrections were flagged in sub-array 2.
!  A total of 554 telescope corrections were flagged in sub-array 3.
! 
! Fit before self-cal, rms=0.429759Jy  sigma=4.262573
! Fit after  self-cal, rms=0.418532Jy  sigma=4.237838
! 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=1.917 mas, bmaj=2.889 mas, bpa=-4.69 degrees
! Estimated noise=0.686371 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 = 0.532238 Jy
! Total flux subtracted in 50 components = 0.532238 Jy
! Clean residual min=-0.021025 max=0.148593 Jy/beam
! Clean residual mean=0.000032 rms=0.004948 Jy/beam
! Combined flux in latest and established models = 0.532238 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 0.532238 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.294632Jy  sigma=3.277391
! Fit after  self-cal, rms=0.294632Jy  sigma=3.277389
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.116813 Jy
! Total flux subtracted in 50 components = 0.116813 Jy
! Clean residual min=-0.015292 max=0.036771 Jy/beam
! Clean residual mean=0.000025 rms=0.003333 Jy/beam
! Combined flux in latest and established models = 0.649052 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 0.649052 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.260317Jy  sigma=2.345278
! Fit after  self-cal, rms=0.260306Jy  sigma=2.345240
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0423697 Jy
! Total flux subtracted in 50 components = 0.0423697 Jy
! Clean residual min=-0.015765 max=0.022229 Jy/beam
! Clean residual mean=0.000021 rms=0.003067 Jy/beam
! Combined flux in latest and established models = 0.691421 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 16 components and 0.691421 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.257353Jy  sigma=2.173655
! Fit after  self-cal, rms=0.257331Jy  sigma=2.173604
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0274467 Jy
! Total flux subtracted in 50 components = 0.0274467 Jy
! Clean residual min=-0.015485 max=0.014710 Jy/beam
! Clean residual mean=0.000019 rms=0.002940 Jy/beam
! Combined flux in latest and established models = 0.718868 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 16 components and 0.718868 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.256919Jy  sigma=2.099533
! Fit after  self-cal, rms=0.256906Jy  sigma=2.099508
! 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=2.342 mas, bmaj=3.479 mas, bpa=-4.246 degrees
! Estimated noise=0.369107 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 = 0.0192671 Jy
! Component: 100  -  total flux cleaned = 0.0282574 Jy
! Total flux subtracted in 100 components = 0.0282574 Jy
! Clean residual min=-0.014068 max=0.017290 Jy/beam
! Clean residual mean=0.000461 rms=0.003244 Jy/beam
! Combined flux in latest and established models = 0.747125 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 18 model components to the UV plane model.
! The established model now contains 32 components and 0.747125 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.257497Jy  sigma=2.052102
! Fit after  self-cal, rms=0.257482Jy  sigma=2.051904
! 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 27 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.84     FD        1.00*    GC        0.99     HH        1.00*    
!   HN        0.94     KK        0.93     KP        1.29     LA        1.00*    
!   MA        1.00*    MC        1.00*    MK        0.88     NL        1.16     
!   NY        0.95     ON        1.08     OV        1.00*    PT        0.94     
!   SC        1.00*    TS        1.00*    WF        1.00     WZ        1.00*    
! 
!  A total of 9 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.88     FD        1.01     GC        1.00     HH        1.00*    
!   HN        0.87     KK        1.07     KP        0.97     LA        1.12     
!   MA        1.00*    MC        0.95     MK        0.90     NL        0.99     
!   NY        0.97     ON        1.03     OV        0.99     PT        0.91     
!   SC        1.10     TS        1.00     WF        1.01     WZ        0.89     
! 
!  A total of 12 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.89     FD        1.04     GC        0.92     HH        1.00*    
!   HN        0.89     KK        0.92     KP        0.95     LA        1.20     
!   MA        1.00*    MC        1.13     MK        0.91     NL        1.00*    
!   NY        1.13     ON        1.00*    OV        0.98     PT        0.90     
!   SC        1.07     TS        0.97     WF        1.03     WZ        1.22     
! 
! 
! Correcting IF 2.
!  A total of 30 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.86     FD        1.00*    GC        0.96     HH        1.00*    
!   HN        0.95     KK        1.13     KP        1.55     LA        1.00*    
!   MA        1.00*    MC        1.00*    MK        0.95     NL        1.26     
!   NY        0.96     ON        1.03     OV        1.00*    PT        0.98     
!   SC        1.00*    TS        1.00*    WF        1.02     WZ        1.00*    
! 
!  A total of 6 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.87     FD        0.95     GC        0.99     HH        1.00*    
!   HN        0.93     KK        1.11     KP        1.08     LA        1.17     
!   MA        1.00*    MC        0.88     MK        0.97     NL        1.11     
!   NY        0.96     ON        1.01     OV        0.90     PT        0.96     
!   SC        0.95     TS        0.94     WF        1.00     WZ        0.86     
! 
!  A total of 12 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.86     FD        0.95     GC        0.88     HH        1.00*    
!   HN        0.95     KK        0.94     KP        1.08     LA        1.20     
!   MA        1.00*    MC        1.12     MK        0.96     NL        1.00*    
!   NY        1.17     ON        1.00*    OV        0.92     PT        1.00     
!   SC        0.96     TS        1.00     WF        1.02     WZ        1.20     
! 
! 
! Correcting IF 3.
!  A total of 30 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.91     FD        1.00*    GC        0.99     HH        1.00*    
!   HN        1.25     KK        1.01     KP        1.61     LA        1.00*    
!   MA        1.00*    MC        1.00*    MK        0.97     NL        1.32     
!   NY        0.96     ON        1.07     OV        1.00*    PT        1.01     
!   SC        1.00*    TS        1.00*    WF        1.02     WZ        1.00*    
! 
!  A total of 15 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.94     FD        0.90     GC        0.95     HH        1.00*    
!   HN        1.19     KK        1.07     KP        1.17     LA        1.11     
!   MA        1.00*    MC        1.63     MK        0.97     NL        1.36     
!   NY        0.86     ON        0.99     OV        1.00     PT        1.02     
!   SC        1.11     TS        0.95     WF        1.03     WZ        0.86     
! 
!  A total of 12 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.98     FD        0.93     GC        0.96     HH        1.00*    
!   HN        1.18     KK        0.90     KP        1.16     LA        1.18     
!   MA        1.00*    MC        1.84     MK        0.97     NL        1.00*    
!   NY        1.20     ON        1.00*    OV        1.03     PT        1.01     
!   SC        1.13     TS        1.00     WF        1.01     WZ        1.18     
! 
! 
! Correcting IF 4.
!  A total of 27 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.94     FD        1.00*    GC        1.02     HH        1.00*    
!   HN        1.15     KK        1.00     KP        1.50     LA        1.00*    
!   MA        1.00*    MC        1.00*    MK        0.94     NL        1.33     
!   NY        0.92     ON        1.10     OV        1.00*    PT        0.99     
!   SC        1.00*    TS        1.00*    WF        1.09     WZ        1.00*    
! 
!  A total of 6 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.96     FD        0.82     GC        1.04     HH        1.00*    
!   HN        1.12     KK        1.13     KP        1.15     LA        0.93     
!   MA        1.00*    MC        0.98     MK        0.97     NL        1.13     
!   NY        0.99     ON        1.02     OV        0.91     PT        1.01     
!   SC        1.06     TS        1.00     WF        0.99     WZ        0.93     
! 
!  A total of 12 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.98     FD        0.81     GC        0.95     HH        1.00*    
!   HN        1.15     KK        0.94     KP        1.15     LA        0.89     
!   MA        1.00*    MC        1.09     MK        0.95     NL        1.00*    
!   NY        1.17     ON        1.00*    OV        0.89     PT        1.05     
!   SC        1.12     TS        1.00     WF        1.00     WZ        1.22     
! 
! 
! Fit before self-cal, rms=0.257482Jy  sigma=2.051904
! Fit after  self-cal, rms=0.264443Jy  sigma=1.607968
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=2.341 mas, bmaj=3.497 mas, bpa=-4.485 degrees
! Estimated noise=0.364984 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 = -0.00242785 Jy
! Component: 100  -  total flux cleaned = -0.00179134 Jy
! Total flux subtracted in 100 components = -0.00179134 Jy
! Clean residual min=-0.009618 max=0.014268 Jy/beam
! Clean residual mean=0.000390 rms=0.002329 Jy/beam
! Combined flux in latest and established models = 0.745334 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 36 components and 0.745334 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.263962Jy  sigma=1.606575
! Fit after  self-cal, rms=0.263970Jy  sigma=1.606246
! Inverting map 
! Added new window around map position (-5.2, -5.6).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0140482 Jy
! Component: 100  -  total flux cleaned = 0.0227716 Jy
! Total flux subtracted in 100 components = 0.0227716 Jy
! Clean residual min=-0.009242 max=0.011860 Jy/beam
! Clean residual mean=0.000269 rms=0.002246 Jy/beam
! Combined flux in latest and established models = 0.768105 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 0.768105 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.263090Jy  sigma=1.592045
! Fit after  self-cal, rms=0.263046Jy  sigma=1.589779
! 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 = 0.00510698 Jy
! Component: 100  -  total flux cleaned = 0.00801595 Jy
! Total flux subtracted in 100 components = 0.00801595 Jy
! Clean residual min=-0.009449 max=0.009683 Jy/beam
! Clean residual mean=0.000227 rms=0.002218 Jy/beam
! Combined flux in latest and established models = 0.776121 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 66 components and 0.776121 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.262556Jy  sigma=1.587997
! Fit after  self-cal, rms=0.304741Jy  sigma=1.215554
! Inverting map and beam 
! Estimated beam: bmin=2.335 mas, bmaj=3.493 mas, bpa=-4.504 degrees
! Estimated noise=0.366117 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 (-2, 0.4).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00140271 Jy
! Component: 100  -  total flux cleaned = 0.0012769 Jy
! Total flux subtracted in 100 components = 0.0012769 Jy
! Clean residual min=-0.001861 max=0.002466 Jy/beam
! Clean residual mean=0.000162 rms=0.000540 Jy/beam
! Combined flux in latest and established models = 0.777398 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 73 components and 0.777398 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.304709Jy  sigma=1.213166
! Fit after  self-cal, rms=0.304673Jy  sigma=1.212967
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save NRAO512_S
! Writing UV FITS file: NRAO512_S.uvf
! Writing 73 model components to file: NRAO512_S.mod
! wwins: Wrote 3 windows to NRAO512_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.335 x 3.493 at -4.504 degrees (North through East)
! Clean map  min=-0.0017302  max=0.68563 Jy/beam
! Writing clean map to FITS file: NRAO512_S.fits
! Writing difmap environment to: NRAO512_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot NRAO512_S]
device NRAO512_Suv.ps/vps,1,2
! Attempting to open device: 'NRAO512_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device NRAO512_Sim.ps/vps
! Attempting to open device: 'NRAO512_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=2.335 mas, bmaj=3.493 mas, bpa=-4.504 degrees
! Estimated noise=0.366117 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.335 x 3.493 at -4.504 degrees (North through East)
! Clean map  min=-0.0017302  max=0.68563 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.4]
quit
! Quitting program
! Log file NRAO512_S.log closed on Mon Feb 23 15:53:29 2009