! Started logfile: NRAO512_X.log on Tue Dec 12 21:13:02 2006
observe NRAO512_X.edt
! Reading UV FITS file: NRAO512_X.edt
! AN table 1: 78 integrations on 153 of 153 possible baselines.
! AN table 2: 71 integrations on 153 of 153 possible baselines.
! AN table 3: 11 integrations on 153 of 153 possible baselines.
! Apparent sampling: 0.315237 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  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 30868 visibilities.
![@gonzo8-0.1 NRAO512_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 753 telescope corrections were flagged in sub-array 1.
!  A total of 589 telescope corrections were flagged in sub-array 2.
!  A total of 183 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 2.
!  A total of 759 telescope corrections were flagged in sub-array 1.
!  A total of 585 telescope corrections were flagged in sub-array 2.
!  A total of 178 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 3.
!  A total of 756 telescope corrections were flagged in sub-array 1.
!  A total of 596 telescope corrections were flagged in sub-array 2.
!  A total of 183 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 4.
!  A total of 767 telescope corrections were flagged in sub-array 1.
!  A total of 594 telescope corrections were flagged in sub-array 2.
!  A total of 183 telescope corrections were flagged in sub-array 3.
! 
! Fit before self-cal, rms=0.520959Jy  sigma=0.007803
! Fit after  self-cal, rms=0.519443Jy  sigma=0.007798
! 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=0.4733 mas, bmaj=0.7392 mas, bpa=-14.15 degrees
! Estimated noise=740.559 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 = 0.316622 Jy
! Total flux subtracted in 50 components = 0.316622 Jy
! Clean residual min=-0.014530 max=0.089055 Jy/beam
! Clean residual mean=0.000047 rms=0.004538 Jy/beam
! Combined flux in latest and established models = 0.316622 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 2 model components to the UV plane model.
! The established model now contains 2 components and 0.316622 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.234789Jy  sigma=0.003911
! Fit after  self-cal, rms=0.234782Jy  sigma=0.003911
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0925193 Jy
! Total flux subtracted in 50 components = 0.0925193 Jy
! Clean residual min=-0.012686 max=0.043879 Jy/beam
! Clean residual mean=0.000036 rms=0.003281 Jy/beam
! Combined flux in latest and established models = 0.409142 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 11 components and 0.409142 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.172965Jy  sigma=0.002891
! Fit after  self-cal, rms=0.172911Jy  sigma=0.002890
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0551266 Jy
! Total flux subtracted in 50 components = 0.0551266 Jy
! Clean residual min=-0.010877 max=0.030615 Jy/beam
! Clean residual mean=0.000030 rms=0.002677 Jy/beam
! Combined flux in latest and established models = 0.464268 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 19 components and 0.464268 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.143500Jy  sigma=0.002368
! Fit after  self-cal, rms=0.143450Jy  sigma=0.002368
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0393068 Jy
! Total flux subtracted in 50 components = 0.0393068 Jy
! Clean residual min=-0.009443 max=0.022192 Jy/beam
! Clean residual mean=0.000025 rms=0.002300 Jy/beam
! Combined flux in latest and established models = 0.503575 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 22 components and 0.503575 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.125420Jy  sigma=0.002031
! Fit after  self-cal, rms=0.125377Jy  sigma=0.002030
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0286022 Jy
! Total flux subtracted in 50 components = 0.0286022 Jy
! Clean residual min=-0.009091 max=0.016304 Jy/beam
! Clean residual mean=0.000022 rms=0.002065 Jy/beam
! Combined flux in latest and established models = 0.532177 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 29 components and 0.532177 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.114211Jy  sigma=0.001811
! Fit after  self-cal, rms=0.114185Jy  sigma=0.001811
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0213475 Jy
! Total flux subtracted in 50 components = 0.0213475 Jy
! Clean residual min=-0.009157 max=0.012417 Jy/beam
! Clean residual mean=0.000020 rms=0.001918 Jy/beam
! Combined flux in latest and established models = 0.553525 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 32 components and 0.553525 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.107236Jy  sigma=0.001666
! Fit after  self-cal, rms=0.107207Jy  sigma=0.001665
! 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=0.696 mas, bmaj=0.9942 mas, bpa=-9.812 degrees
! Estimated noise=298.853 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 = 0.0428596 Jy
! Component: 100  -  total flux cleaned = 0.065661 Jy
! Total flux subtracted in 100 components = 0.065661 Jy
! Clean residual min=-0.006616 max=0.016487 Jy/beam
! Clean residual mean=0.000001 rms=0.002544 Jy/beam
! Combined flux in latest and established models = 0.619186 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 45 model components to the UV plane model.
! The established model now contains 59 components and 0.619186 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.094225Jy  sigma=0.001362
! Fit after  self-cal, rms=0.094184Jy  sigma=0.001362
! 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:
!   FD        0.95     GC        0.96     HH        1.00*    HN        1.06     
!   LA        0.94     MC        1.37     MK        0.99     NY        0.99     
!   ON        0.95     OV        0.96     PT        0.97     SC        1.00*    
!   TS        1.06     WF        0.99     BR        1.00     KK        0.99     
!   KP        0.96     WZ        1.00     
! 
!  Telescope amplitude corrections in sub-array 2:
!   FD        0.94     GC        0.97     HH        1.00*    HN        0.99     
!   LA        0.95     MC        1.01     MK        1.01     NY        0.98     
!   ON        1.02     OV        0.95     PT        0.95     SC        1.00*    
!   TS        1.00*    WF        1.02     BR        0.99     KK        1.18     
!   KP        0.96     WZ        0.88     
! 
!  A total of 3 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   FD        1.00*    GC        1.15     HH        1.00*    HN        1.00*    
!   LA        1.00*    MC        1.00*    MK        1.00*    NY        0.88     
!   ON        1.00     OV        1.00*    PT        1.00*    SC        1.00*    
!   TS        0.95     WF        1.00*    BR        1.00*    KK        1.00*    
!   KP        1.00*    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        0.95     GC        0.97     HH        1.00*    HN        1.06     
!   LA        0.94     MC        1.37     MK        0.97     NY        0.98     
!   ON        0.96     OV        0.95     PT        1.00     SC        1.00*    
!   TS        1.08     WF        1.00     BR        1.01     KK        1.01     
!   KP        0.91     WZ        0.99     
! 
!  A total of 3 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   FD        0.94     GC        0.99     HH        1.00*    HN        0.98     
!   LA        0.94     MC        1.00     MK        1.01     NY        0.99     
!   ON        1.08     OV        0.95     PT        0.99     SC        1.00*    
!   TS        1.00*    WF        0.99     BR        1.00     KK        1.17     
!   KP        0.91     WZ        0.85     
! 
!  Telescope amplitude corrections in sub-array 3:
!   FD        1.00*    GC        1.07     HH        1.00*    HN        1.00*    
!   LA        1.00*    MC        1.00*    MK        1.00*    NY        0.97     
!   ON        1.05     OV        1.00*    PT        1.00*    SC        1.00*    
!   TS        0.85     WF        1.00*    BR        1.00*    KK        1.00*    
!   KP        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 3.
!  A total of 6 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   FD        0.94     GC        0.99     HH        1.00*    HN        1.09     
!   LA        0.95     MC        1.41     MK        1.00     NY        0.98     
!   ON        0.99     OV        0.97     PT        1.04     SC        1.00*    
!   TS        1.07     WF        1.15     BR        1.05     KK        1.00     
!   KP        0.91     WZ        0.99     
! 
!  Telescope amplitude corrections in sub-array 2:
!   FD        0.93     GC        1.00     HH        1.00*    HN        1.00     
!   LA        0.96     MC        1.02     MK        1.05     NY        1.00     
!   ON        0.99     OV        0.99     PT        1.03     SC        1.00*    
!   TS        1.00*    WF        1.00*    BR        1.04     KK        1.20     
!   KP        0.91     WZ        0.88     
! 
!  A total of 3 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   FD        1.00*    GC        1.10     HH        1.00*    HN        1.00*    
!   LA        1.00*    MC        1.00*    MK        1.00*    NY        0.92     
!   ON        1.22     OV        1.00*    PT        1.00*    SC        1.00*    
!   TS        0.85     WF        1.00*    BR        1.00*    KK        1.00*    
!   KP        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 4.
!  Telescope amplitude corrections in sub-array 1:
!   FD        0.93     GC        1.05     HH        1.00*    HN        1.09     
!   LA        0.92     MC        1.45     MK        1.02     NY        1.01     
!   ON        1.00     OV        0.97     PT        1.03     SC        1.00*    
!   TS        1.09     WF        1.14     BR        1.02     KK        1.00     
!   KP        0.93     WZ        1.01     
! 
!  Telescope amplitude corrections in sub-array 2:
!   FD        0.93     GC        1.07     HH        1.00*    HN        1.00     
!   LA        0.94     MC        1.12     MK        1.08     NY        1.03     
!   ON        1.04     OV        0.97     PT        1.02     SC        1.00*    
!   TS        1.00*    WF        1.00*    BR        1.01     KK        1.19     
!   KP        0.93     WZ        0.87     
! 
!  A total of 3 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   FD        1.00*    GC        1.10     HH        1.00*    HN        1.00*    
!   LA        1.00*    MC        1.00*    MK        1.00*    NY        1.03     
!   ON        1.19     OV        1.00*    PT        1.00*    SC        1.00*    
!   TS        0.88     WF        1.00*    BR        1.00*    KK        1.00*    
!   KP        1.00*    WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.094184Jy  sigma=0.001362
! Fit after  self-cal, rms=0.084824Jy  sigma=0.001147
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.7092 mas, bmaj=1.011 mas, bpa=-10.48 degrees
! Estimated noise=295.89 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 (0.6, -1.5).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00579221 Jy
! Component: 100  -  total flux cleaned = 0.00780037 Jy
! Total flux subtracted in 100 components = 0.00780037 Jy
! Clean residual min=-0.002398 max=0.003492 Jy/beam
! Clean residual mean=-0.000006 rms=0.000626 Jy/beam
! Combined flux in latest and established models = 0.626986 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 70 components and 0.626986 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.084417Jy  sigma=0.001141
! Fit after  self-cal, rms=0.084396Jy  sigma=0.001140
! 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 = 0.00156204 Jy
! Component: 100  -  total flux cleaned = 0.00212937 Jy
! Total flux subtracted in 100 components = 0.00212937 Jy
! Clean residual min=-0.002333 max=0.003271 Jy/beam
! Clean residual mean=-0.000005 rms=0.000592 Jy/beam
! Combined flux in latest and established models = 0.629115 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 16 model components to the UV plane model.
! The established model now contains 78 components and 0.629115 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.084267Jy  sigma=0.001138
! Fit after  self-cal, rms=0.082365Jy  sigma=0.001112
! Inverting map and beam 
! Estimated beam: bmin=0.7083 mas, bmaj=1.01 mas, bpa=-10.23 degrees
! Estimated noise=295.862 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 = 0.00296715 Jy
! Component: 100  -  total flux cleaned = 0.00406936 Jy
! Total flux subtracted in 100 components = 0.00406936 Jy
! Clean residual min=-0.002282 max=0.003146 Jy/beam
! Clean residual mean=-0.000008 rms=0.000531 Jy/beam
! Combined flux in latest and established models = 0.633185 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 20 model components to the UV plane model.
! The established model now contains 91 components and 0.633185 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.082252Jy  sigma=0.001110
! Fit after  self-cal, rms=0.082242Jy  sigma=0.001110
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save NRAO512_X
! Writing UV FITS file: NRAO512_X.uvf
! Writing 91 model components to file: NRAO512_X.mod
! wwins: Wrote 2 windows to NRAO512_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.7083 x 1.01 at -10.23 degrees (North through East)
! Clean map  min=-0.0021368  max=0.48933 Jy/beam
! Writing clean map to FITS file: NRAO512_X.fits
! Writing difmap environment to: NRAO512_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot NRAO512_X]
device NRAO512_Xuv.ps/vps,1,2
! Attempting to open device: 'NRAO512_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device NRAO512_Xim.ps/vps
! Attempting to open device: 'NRAO512_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=0.7083 mas, bmaj=1.01 mas, bpa=-10.23 degrees
! Estimated noise=295.862 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.7083 x 1.01 at -10.23 degrees (North through East)
! Clean map  min=-0.0021368  max=0.48933 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo8-0.1]
quit
! Quitting program
! Log file NRAO512_X.log closed on Tue Dec 12 21:13:33 2006