! Started logfile: NRAO512_S.log on Mon Jun 23 13:31:02 2008
observe NRAO512_S.edt
! Reading UV FITS file: NRAO512_S.edt
! AN table 1: 155 integrations on 190 of 190 possible baselines.
! AN table 2: 75 integrations on 190 of 190 possible baselines.
! Apparent sampling: 0.261854 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 1901 lines of history.
! 
! Reading 45772 visibilities.
![@gonzo6-0.4 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 = 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 1724 telescope corrections were flagged in sub-array 1.
!  A total of 1177 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 2.
!  A total of 1745 telescope corrections were flagged in sub-array 1.
!  A total of 1177 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 3.
!  A total of 1729 telescope corrections were flagged in sub-array 1.
!  A total of 1177 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 4.
!  A total of 1739 telescope corrections were flagged in sub-array 1.
!  A total of 1177 telescope corrections were flagged in sub-array 2.
! 
! Fit before self-cal, rms=0.335470Jy  sigma=4.027442
! Fit after  self-cal, rms=0.331862Jy  sigma=4.023673
! 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=1.914 mas, bmaj=2.834 mas, bpa=-7.252 degrees
! Estimated noise=0.611682 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 = 0.714262 Jy
! Total flux subtracted in 50 components = 0.714262 Jy
! Clean residual min=-0.024096 max=0.199386 Jy/beam
! Clean residual mean=0.000026 rms=0.007291 Jy/beam
! Combined flux in latest and established models = 0.714262 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 0.714262 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.445260Jy  sigma=6.091320
! Fit after  self-cal, rms=0.445259Jy  sigma=6.091317
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.1657 Jy
! Total flux subtracted in 50 components = 0.1657 Jy
! Clean residual min=-0.019369 max=0.066703 Jy/beam
! Clean residual mean=-0.000000 rms=0.005327 Jy/beam
! Combined flux in latest and established models = 0.879963 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 12 model components to the UV plane model.
! The established model now contains 12 components and 0.879963 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.357545Jy  sigma=4.475735
! Fit after  self-cal, rms=0.357544Jy  sigma=4.475717
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0823557 Jy
! Total flux subtracted in 50 components = 0.0823557 Jy
! Clean residual min=-0.018242 max=0.044609 Jy/beam
! Clean residual mean=-0.000012 rms=0.004788 Jy/beam
! Combined flux in latest and established models = 0.962318 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 15 components and 0.962318 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.331323Jy  sigma=3.982281
! Fit after  self-cal, rms=0.331321Jy  sigma=3.982239
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0555755 Jy
! Total flux subtracted in 50 components = 0.0555755 Jy
! Clean residual min=-0.018483 max=0.030437 Jy/beam
! Clean residual mean=-0.000020 rms=0.004524 Jy/beam
! Combined flux in latest and established models = 1.01789 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 19 components and 1.01789 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.318312Jy  sigma=3.755659
! Fit after  self-cal, rms=0.318307Jy  sigma=3.755555
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0385134 Jy
! Total flux subtracted in 50 components = 0.0385134 Jy
! Clean residual min=-0.018446 max=0.027087 Jy/beam
! Clean residual mean=-0.000025 rms=0.004395 Jy/beam
! Combined flux in latest and established models = 1.05641 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 26 components and 1.05641 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.311621Jy  sigma=3.654914
! Fit after  self-cal, rms=0.311618Jy  sigma=3.654807
! Inverting map 
! Added new window around map position (-4.4, -2.4).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0299773 Jy
! Total flux subtracted in 50 components = 0.0299773 Jy
! Clean residual min=-0.018302 max=0.024818 Jy/beam
! Clean residual mean=-0.000029 rms=0.004310 Jy/beam
! Combined flux in latest and established models = 1.08638 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 33 components and 1.08638 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.308191Jy  sigma=3.605448
! Fit after  self-cal, rms=0.308144Jy  sigma=3.604444
! 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=2.555 mas, bmaj=3.719 mas, bpa=0.05727 degrees
! Estimated noise=0.301793 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 = 0.0387048 Jy
! Component: 100  -  total flux cleaned = 0.0619019 Jy
! Total flux subtracted in 100 components = 0.0619019 Jy
! Clean residual min=-0.025952 max=0.023869 Jy/beam
! Clean residual mean=-0.000093 rms=0.005422 Jy/beam
! Combined flux in latest and established models = 1.14829 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 22 model components to the UV plane model.
! The established model now contains 51 components and 1.14829 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.302590Jy  sigma=3.567561
! Fit after  self-cal, rms=0.302562Jy  sigma=3.566370
! 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 12 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.03     FD        0.90     GC        0.88     HH        1.00*    
!   HN        1.12     KK        0.89     KP        0.65     LA        0.87     
!   MA        1.00*    MC        1.39     MK        0.93     NL        0.81     
!   NY        1.20     ON        1.65     OV        0.96     PT        1.19     
!   SC        1.19     TS        0.98     WF        0.93     WZ        0.92     
! 
!  A total of 51 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.27     FD        1.10     GC        1.15     HH        1.00*    
!   HN        0.67     KK        0.89     KP        1.07     LA        1.04     
!   MA        7.69     MC        1.00     MK        0.82     NL        1.01     
!   NY        0.83     ON        1.18     OV        1.10     PT        0.99     
!   SC        0.82     TS        1.00*    WF        0.79     WZ        1.03     
! 
! 
! Correcting IF 2.
!  A total of 24 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.04     FD        0.96     GC        0.95     HH        1.00*    
!   HN        1.10     KK        0.85     KP        0.96     LA        0.86     
!   MA        1.00*    MC        1.30     MK        1.00     NL        1.08     
!   NY        1.18     ON        1.02     OV        0.76     PT        0.99     
!   SC        1.15     TS        0.94     WF        0.99     WZ        1.05     
! 
!  A total of 51 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.14     FD        1.13     GC        1.01     HH        1.00*    
!   HN        0.80     KK        0.92     KP        1.01     LA        0.98     
!   MA        3.09     MC        0.74     MK        0.94     NL        0.97     
!   NY        0.82     ON        1.12     OV        1.11     PT        1.08     
!   SC        0.73     TS        1.00*    WF        0.89     WZ        1.07     
! 
! 
! Correcting IF 3.
!  A total of 12 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00     FD        1.04     GC        1.05     HH        1.00*    
!   HN        0.99     KK        0.84     KP        1.08     LA        0.72     
!   MA        1.00*    MC        1.20     MK        0.98     NL        1.18     
!   NY        1.29     ON        1.49     OV        0.92     PT        1.09     
!   SC        1.21     TS        0.95     WF        1.00     WZ        0.89     
! 
!  A total of 51 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.21     FD        1.14     GC        1.09     HH        1.00*    
!   HN        0.82     KK        0.85     KP        1.13     LA        0.90     
!   MA        1.51     MC        1.33     MK        0.64     NL        0.99     
!   NY        0.77     ON        1.05     OV        1.16     PT        1.04     
!   SC        0.95     TS        1.00*    WF        0.87     WZ        1.02     
! 
! 
! Correcting IF 4.
!  A total of 21 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.03     FD        1.08     GC        0.94     HH        1.00*    
!   HN        1.19     KK        0.89     KP        0.93     LA        1.11     
!   MA        1.00*    MC        1.28     MK        0.99     NL        0.87     
!   NY        1.03     ON        0.94     OV        0.80     PT        1.21     
!   SC        1.16     TS        0.98     WF        1.11     WZ        1.07     
! 
!  A total of 51 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.19     FD        1.11     GC        1.11     HH        1.00*    
!   HN        0.90     KK        0.94     KP        1.11     LA        0.85     
!   MA        2.01     MC        1.37     MK        0.74     NL        1.01     
!   NY        0.82     ON        1.10     OV        1.09     PT        1.08     
!   SC        0.96     TS        1.00*    WF        0.90     WZ        1.00     
! 
! 
! Fit before self-cal, rms=0.302562Jy  sigma=3.566370
! Fit after  self-cal, rms=0.220236Jy  sigma=1.693329
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=2.612 mas, bmaj=3.781 mas, bpa=0.9369 degrees
! Estimated noise=0.301117 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 = -0.0118637 Jy
! Component: 100  -  total flux cleaned = -0.0162597 Jy
! Total flux subtracted in 100 components = -0.0162597 Jy
! Clean residual min=-0.007241 max=0.007157 Jy/beam
! Clean residual mean=-0.000119 rms=0.001602 Jy/beam
! Combined flux in latest and established models = 1.13203 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 54 components and 1.13203 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.219198Jy  sigma=1.682781
! Fit after  self-cal, rms=0.219211Jy  sigma=1.682236
! 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 = -0.00072969 Jy
! Component: 100  -  total flux cleaned = -0.00112772 Jy
! Total flux subtracted in 100 components = -0.00112772 Jy
! Clean residual min=-0.006942 max=0.007105 Jy/beam
! Clean residual mean=-0.000117 rms=0.001589 Jy/beam
! Combined flux in latest and established models = 1.1309 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 10 model components to the UV plane model.
! The established model now contains 56 components and 1.1309 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.218990Jy  sigma=1.678011
! Fit after  self-cal, rms=0.301176Jy  sigma=1.293541
! Inverting map and beam 
! Estimated beam: bmin=2.617 mas, bmaj=3.785 mas, bpa=0.8621 degrees
! Estimated noise=0.30047 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 = -0.00708799 Jy
! Component: 100  -  total flux cleaned = -0.00938371 Jy
! Total flux subtracted in 100 components = -0.00938371 Jy
! Clean residual min=-0.004093 max=0.003011 Jy/beam
! Clean residual mean=-0.000018 rms=0.000714 Jy/beam
! Combined flux in latest and established models = 1.12152 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 58 components and 1.12152 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.300940Jy  sigma=1.288175
! Fit after  self-cal, rms=0.300935Jy  sigma=1.287754
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save NRAO512_S
! Writing UV FITS file: NRAO512_S.uvf
! Writing 58 model components to file: NRAO512_S.mod
! wwins: Wrote 2 windows to NRAO512_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.617 x 3.785 at 0.8621 degrees (North through East)
! Clean map  min=-0.0039376  max=0.9793 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=2.617 mas, bmaj=3.785 mas, bpa=0.8621 degrees
! Estimated noise=0.30047 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.617 x 3.785 at 0.8621 degrees (North through East)
! Clean map  min=-0.0039376  max=0.9793 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo6-0.4]
quit
! Quitting program
! Log file NRAO512_S.log closed on Mon Jun 23 13:31:16 2008