! Started logfile: 3C286_X.log on Mon Aug  7 23:58:58 2006
observe 3C286_X.edt
! Reading UV FITS file: 3C286_X.edt
! AN table 1: 42 integrations on 190 of 190 possible baselines.
! AN table 2: 177 integrations on 190 of 190 possible baselines.
! AN table 3: 63 integrations on 190 of 190 possible baselines.
! Apparent sampling: 0.11648 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 3C286
! 
! 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 1409 lines of history.
! 
! Reading 24964 visibilities.
![@gonzo8-0.1 3C286_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 777 telescope corrections were flagged in sub-array 1.
!  A total of 2774 telescope corrections were flagged in sub-array 2.
!  A total of 652 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 2.
!  A total of 776 telescope corrections were flagged in sub-array 1.
!  A total of 2811 telescope corrections were flagged in sub-array 2.
!  A total of 669 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 3.
!  A total of 782 telescope corrections were flagged in sub-array 1.
!  A total of 2857 telescope corrections were flagged in sub-array 2.
!  A total of 699 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 4.
!  A total of 783 telescope corrections were flagged in sub-array 1.
!  A total of 2873 telescope corrections were flagged in sub-array 2.
!  A total of 709 telescope corrections were flagged in sub-array 3.
! 
! Fit before self-cal, rms=0.774091Jy  sigma=0.010139
! Fit after  self-cal, rms=0.770438Jy  sigma=0.010112
! 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=0.5125 mas, bmaj=0.9734 mas, bpa=-16.31 degrees
! Estimated noise=1199.55 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 = 0.134167 Jy
! Total flux subtracted in 50 components = 0.134167 Jy
! Clean residual min=-0.024409 max=0.059182 Jy/beam
! Clean residual mean=0.000317 rms=0.010596 Jy/beam
! Combined flux in latest and established models = 0.134167 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 16 model components to the UV plane model.
! The established model now contains 16 components and 0.134167 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.457203Jy  sigma=0.006428
! Fit after  self-cal, rms=0.457199Jy  sigma=0.006428
! 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=0.8239 mas, bmaj=1.387 mas, bpa=-16.68 degrees
! Estimated noise=455.176 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 = 0.257395 Jy
! Component: 100  -  total flux cleaned = 0.397199 Jy
! Total flux subtracted in 100 components = 0.397199 Jy
! Clean residual min=-0.080670 max=0.120153 Jy/beam
! Clean residual mean=0.001064 rms=0.031877 Jy/beam
! Combined flux in latest and established models = 0.531366 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 30 model components to the UV plane model.
! The established model now contains 38 components and 0.531366 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.316518Jy  sigma=0.004283
! Fit after  self-cal, rms=0.315950Jy  sigma=0.004279
! 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 39 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00*    FD        1.00*    GC        1.29     HN        1.00*    
!   LA        1.00*    NL        1.00*    OV        1.00*    SC        1.00*    
!   WF        1.00*    GG        1.00*    HH        1.00*    KK        1.00*    
!   KP        1.00*    MA        1.00*    MC        1.00*    MK        1.00*    
!   NY        1.22     TS        0.53     WZ       289.08     PT        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.85     FD        1.00*    GC        2.45     HN        1.00*    
!   LA        0.84     NL        1.00*    OV        0.61     SC        1.00*    
!   WF        1.00*    GG        1.00*    HH        1.00*    KK        1.00*    
!   KP        0.59     MA        1.00*    MC        1.00*    MK        1.66     
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        0.76     
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        2.25     FD        0.71     GC        1.87     HN        1.00*    
!   LA        0.85     NL        2.66     OV        1.07     SC        0.73     
!   WF        2.51     GG        1.00*    HH        1.00*    KK        1.14     
!   KP        0.71     MA        0.70     MC        1.00*    MK        1.81     
!   NY        1.25     TS        1.00*    WZ        1.19     PT        1.00*    
! 
! 
! Correcting IF 2.
!  A total of 36 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00*    FD        1.00*    GC        1.19     HN        1.00*    
!   LA        1.00*    NL        1.00*    OV        1.00*    SC        1.00*    
!   WF        1.00*    GG        1.00*    HH        1.00*    KK        1.00*    
!   KP        1.00*    MA        1.00*    MC        1.00*    MK        1.00*    
!   NY        1.30     TS        0.93     WZ        9.88     PT        1.00*    
! 
!  A total of 6 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.89     FD        1.00*    GC        2.36     HN        1.00*    
!   LA        0.83     NL        1.00*    OV        0.62     SC        1.00*    
!   WF        1.00*    GG        1.00*    HH        1.00*    KK        1.00*    
!   KP        0.57     MA        1.00*    MC        1.00*    MK        1.00*    
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        0.76     
! 
!  A total of 3 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        2.26     FD        0.69     GC        1.63     HN        1.00*    
!   LA        0.87     NL        3.25     OV        1.09     SC        1.00*    
!   WF        2.58     GG        1.00*    HH        1.00*    KK        0.86     
!   KP        0.73     MA        0.74     MC        1.00*    MK        1.24     
!   NY        1.50     TS        1.00*    WZ        1.34     PT        1.00*    
! 
! 
! Correcting IF 3.
!  A total of 30 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00*    FD        1.00*    GC        1.13     HN        1.00*    
!   LA        1.00*    NL        1.00*    OV        1.00*    SC        1.00*    
!   WF        1.00*    GG        1.00*    HH        1.00*    KK        1.00*    
!   KP        1.00*    MA        1.00*    MC        1.00*    MK        1.00*    
!   NY        1.15     TS        1.08     WZ        1.90     PT        1.00*    
! 
!  A total of 15 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.83     FD        1.00*    GC        1.86     HN        1.00*    
!   LA        0.64     NL        1.00*    OV        0.64     SC        1.00*    
!   WF        1.00*    GG        1.00*    HH        1.00*    KK        1.00*    
!   KP        0.56     MA        1.00*    MC        1.00*    MK        1.00*    
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        0.79     
! 
!  A total of 6 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.95     FD        0.72     GC        1.86     HN        1.00*    
!   LA        0.97     NL        3.86     OV        1.03     SC        0.64     
!   WF        1.00*    GG        1.00*    HH        1.00*    KK        0.98     
!   KP        0.74     MA        0.88     MC        1.00*    MK        1.50     
!   NY        1.21     TS        1.00*    WZ        1.60     PT        1.00*    
! 
! 
! Correcting IF 4.
!  A total of 33 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00*    FD        1.00*    GC        0.96     HN        1.00*    
!   LA        1.00*    NL        1.00*    OV        1.00*    SC        1.00*    
!   WF        1.00*    GG        1.00*    HH        1.00*    KK        1.00*    
!   KP        1.00*    MA        1.00*    MC        1.00*    MK        1.00*    
!   NY        1.06     TS        1.34     WZ        2.78     PT        1.00*    
! 
!  A total of 6 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        2.00     FD        1.00*    GC        2.05     HN        1.00*    
!   LA        0.88     NL        1.00*    OV        0.64     SC        1.00*    
!   WF        1.00*    GG        1.00*    HH        1.00*    KK        1.00*    
!   KP        0.58     MA        1.00*    MC        1.00*    MK        1.00*    
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        0.79     
! 
!  A total of 9 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.86     FD        0.72     GC        1.19     HN        3.45     
!   LA        1.00     NL        3.18     OV        1.06     SC        1.00*    
!   WF        1.00*    GG        1.00*    HH        1.00*    KK        0.89     
!   KP        0.75     MA        1.29     MC        1.00*    MK        1.42     
!   NY        1.15     TS        1.00*    WZ        1.96     PT        1.00*    
! 
! 
! Fit before self-cal, rms=0.315950Jy  sigma=0.004279
! Fit after  self-cal, rms=1.910707Jy  sigma=0.001891
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.9309 mas, bmaj=1.539 mas, bpa=-17.2 degrees
! Estimated noise=463.873 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 = 0.00035037 Jy
! Component: 100  -  total flux cleaned = -0.00029687 Jy
! Total flux subtracted in 100 components = -0.00029687 Jy
! Clean residual min=-0.027553 max=0.033723 Jy/beam
! Clean residual mean=-0.000171 rms=0.009228 Jy/beam
! Combined flux in latest and established models = 0.531069 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 38 components and 0.531069 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=1.910188Jy  sigma=0.001889
! Fit after  self-cal, rms=1.912352Jy  sigma=0.001883
! 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 = -0.000608723 Jy
! Component: 100  -  total flux cleaned = -0.00112666 Jy
! Total flux subtracted in 100 components = -0.00112666 Jy
! Clean residual min=-0.027406 max=0.033898 Jy/beam
! Clean residual mean=-0.000166 rms=0.009186 Jy/beam
! Combined flux in latest and established models = 0.529942 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 4 model components to the UV plane model.
! The established model now contains 38 components and 0.529942 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=1.912092Jy  sigma=0.001882
! Fit after  self-cal, rms=0.331671Jy  sigma=0.001800
! Inverting map and beam 
! Estimated beam: bmin=0.9491 mas, bmaj=1.572 mas, bpa=-17.25 degrees
! Estimated noise=473.841 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 = 0.00185313 Jy
! Component: 100  -  total flux cleaned = 0.0013569 Jy
! Total flux subtracted in 100 components = 0.0013569 Jy
! Clean residual min=-0.027540 max=0.032814 Jy/beam
! Clean residual mean=-0.000118 rms=0.008744 Jy/beam
! Combined flux in latest and established models = 0.531299 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 38 components and 0.531299 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.330449Jy  sigma=0.001801
! Fit after  self-cal, rms=0.330556Jy  sigma=0.001800
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 3C286_X
! Writing UV FITS file: 3C286_X.uvf
! Writing 38 model components to file: 3C286_X.mod
! wwins: Wrote 1 windows to 3C286_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.9491 x 1.572 at -17.25 degrees (North through East)
! Clean map  min=-0.027368  max=0.29029 Jy/beam
! Writing clean map to FITS file: 3C286_X.fits
! Writing difmap environment to: 3C286_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 3C286_X]
device 3C286_Xuv.ps/vps,1,2
! Attempting to open device: '3C286_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 3C286_Xim.ps/vps
! Attempting to open device: '3C286_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=0.9491 mas, bmaj=1.572 mas, bpa=-17.25 degrees
! Estimated noise=473.841 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.9491 x 1.572 at -17.25 degrees (North through East)
! Clean map  min=-0.027368  max=0.29029 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo8-0.1]
quit
! Quitting program
! Log file 3C286_X.log closed on Mon Aug  7 23:59:32 2006