! Started logfile: OJ287_X.log on Tue Aug  8 12:27:51 2006
observe OJ287_X.edt
! Reading UV FITS file: OJ287_X.edt
! AN table 1: 64 integrations on 190 of 190 possible baselines.
! AN table 2: 39 integrations on 190 of 190 possible baselines.
! Apparent sampling: 0.193051 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: OJ287
! 
! 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 15112 visibilities.
![@gonzo8-0.1 OJ287_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 913 telescope corrections were flagged in sub-array 1.
!  A total of 519 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 2.
!  A total of 959 telescope corrections were flagged in sub-array 1.
!  A total of 519 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 3.
!  A total of 913 telescope corrections were flagged in sub-array 1.
!  A total of 519 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 4.
!  A total of 916 telescope corrections were flagged in sub-array 1.
!  A total of 519 telescope corrections were flagged in sub-array 2.
! 
! Fit before self-cal, rms=0.283640Jy  sigma=0.004504
! Fit after  self-cal, rms=0.282688Jy  sigma=0.004501
! 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=0.5433 mas, bmaj=1.058 mas, bpa=-2.521 degrees
! Estimated noise=805.757 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 = 0.769049 Jy
! Total flux subtracted in 50 components = 0.769049 Jy
! Clean residual min=-0.033742 max=0.219696 Jy/beam
! Clean residual mean=-0.000068 rms=0.011754 Jy/beam
! Combined flux in latest and established models = 0.769049 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 3 model components to the UV plane model.
! The established model now contains 3 components and 0.769049 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.389270Jy  sigma=0.006220
! Fit after  self-cal, rms=0.389246Jy  sigma=0.006219
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.230479 Jy
! Total flux subtracted in 50 components = 0.230479 Jy
! Clean residual min=-0.022446 max=0.102777 Jy/beam
! Clean residual mean=-0.000033 rms=0.006950 Jy/beam
! Combined flux in latest and established models = 0.999528 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 9 components and 0.999528 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.245272Jy  sigma=0.003911
! Fit after  self-cal, rms=0.245000Jy  sigma=0.003909
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.110948 Jy
! Total flux subtracted in 50 components = 0.110948 Jy
! Clean residual min=-0.017888 max=0.051381 Jy/beam
! Clean residual mean=-0.000016 rms=0.005194 Jy/beam
! Combined flux in latest and established models = 1.11048 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 14 components and 1.11048 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.192842Jy  sigma=0.002991
! Fit after  self-cal, rms=0.192468Jy  sigma=0.002987
! Inverting map 
! Added new window around map position (-0.5, -0.3).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0628164 Jy
! Total flux subtracted in 50 components = 0.0628164 Jy
! Clean residual min=-0.017329 max=0.033663 Jy/beam
! Clean residual mean=-0.000006 rms=0.004489 Jy/beam
! Combined flux in latest and established models = 1.17329 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 28 components and 1.17329 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.171552Jy  sigma=0.002583
! Fit after  self-cal, rms=0.171276Jy  sigma=0.002581
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0442475 Jy
! Total flux subtracted in 50 components = 0.0442475 Jy
! Clean residual min=-0.016748 max=0.024818 Jy/beam
! Clean residual mean=0.000000 rms=0.004091 Jy/beam
! Combined flux in latest and established models = 1.21754 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 17 model components to the UV plane model.
! The established model now contains 42 components and 1.21754 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.159877Jy  sigma=0.002348
! Fit after  self-cal, rms=0.159640Jy  sigma=0.002346
! 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=0.6111 mas, bmaj=1.223 mas, bpa=-4.061 degrees
! Estimated noise=490.606 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 = 0.0536579 Jy
! Component: 100  -  total flux cleaned = 0.085704 Jy
! Total flux subtracted in 100 components = 0.085704 Jy
! Clean residual min=-0.018203 max=0.026952 Jy/beam
! Clean residual mean=0.000320 rms=0.004159 Jy/beam
! Combined flux in latest and established models = 1.30324 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 62 components and 1.30324 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.145797Jy  sigma=0.002028
! Fit after  self-cal, rms=0.145196Jy  sigma=0.002021
! 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 15 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.98     FD        0.97     GC        0.92     HN        0.98     
!   LA        0.97     NL        0.97     OV        0.95     SC        0.86     
!   WF        1.03     GG        1.00*    HH        1.00*    KK        0.98     
!   KP        0.97     MA        1.00*    MC        0.98     MK        0.97     
!   NY        1.02     TS        1.00*    WZ        1.11     PT        0.98     
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.03     FD        1.05     GC        1.04     HN        1.05     
!   LA        0.98     NL        1.13     OV        1.02     SC        1.01     
!   WF        1.05     GG        1.00*    HH        1.00*    KK        0.95     
!   KP        1.03     MA        1.00*    MC        1.00*    MK        1.05     
!   NY        1.12     TS        1.12     WZ        1.00*    PT        1.00*    
! 
! 
! Correcting IF 2.
!  A total of 15 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.99     FD        0.95     GC        0.95     HN        1.00     
!   LA        0.97     NL        0.94     OV        0.96     SC        1.24     
!   WF        1.02     GG        1.00*    HH        1.00*    KK        0.98     
!   KP        0.95     MA        1.00*    MC        0.99     MK        0.97     
!   NY        1.02     TS        1.00*    WZ        1.06     PT        1.00     
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.02     FD        1.04     GC        1.05     HN        1.08     
!   LA        0.97     NL        1.11     OV        1.05     SC        1.10     
!   WF        1.05     GG        1.00*    HH        1.00*    KK        0.97     
!   KP        1.01     MA        1.00*    MC        1.00*    MK        1.03     
!   NY        1.11     TS        1.10     WZ        1.00*    PT        1.00*    
! 
! 
! Correcting IF 3.
!  A total of 15 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00     FD        0.94     GC        0.96     HN        0.99     
!   LA        0.96     NL        0.93     OV        0.92     SC        0.86     
!   WF        1.02     GG        1.00*    HH        1.00*    KK        0.98     
!   KP        0.93     MA        1.00*    MC        1.02     MK        0.98     
!   NY        1.04     TS        1.00*    WZ        1.10     PT        1.01     
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.02     FD        1.02     GC        1.04     HN        1.04     
!   LA        0.99     NL        0.96     OV        1.03     SC        1.05     
!   WF        1.02     GG        1.00*    HH        1.00*    KK        0.96     
!   KP        0.99     MA        1.00*    MC        1.00*    MK        1.00     
!   NY        1.08     TS        1.04     WZ        1.00*    PT        1.00*    
! 
! 
! Correcting IF 4.
!  A total of 9 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.97     FD        0.93     GC        0.99     HN        0.97     
!   LA        0.95     NL        0.95     OV        0.92     SC        0.87     
!   WF        1.02     GG        1.00*    HH        1.00*    KK        0.95     
!   KP        0.93     MA        1.00*    MC        1.10     MK        1.02     
!   NY        1.07     TS        1.00*    WZ        1.12     PT        1.00     
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.05     FD        1.01     GC        1.04     HN        1.05     
!   LA        0.92     NL        0.99     OV        1.00     SC        1.00     
!   WF        1.00     GG        1.00*    HH        1.00*    KK        0.96     
!   KP        1.01     MA        1.00*    MC        1.00*    MK        1.03     
!   NY        1.15     TS        1.04     WZ        1.00*    PT        1.00*    
! 
! 
! Fit before self-cal, rms=0.145196Jy  sigma=0.002021
! Fit after  self-cal, rms=0.112558Jy  sigma=0.001465
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.6193 mas, bmaj=1.241 mas, bpa=-4.365 degrees
! Estimated noise=488.569 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 (-2.8, -0.9).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0181387 Jy
! Component: 100  -  total flux cleaned = 0.0251809 Jy
! Total flux subtracted in 100 components = 0.0251809 Jy
! Clean residual min=-0.006813 max=0.014967 Jy/beam
! Clean residual mean=0.000407 rms=0.001760 Jy/beam
! Combined flux in latest and established models = 1.32842 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 19 model components to the UV plane model.
! The established model now contains 78 components and 1.32842 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.110043Jy  sigma=0.001410
! Fit after  self-cal, rms=0.109750Jy  sigma=0.001407
! Inverting map 
! Added new window around map position (-1.5, -0.3).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00935077 Jy
! Component: 100  -  total flux cleaned = 0.0110974 Jy
! Total flux subtracted in 100 components = 0.0110974 Jy
! Clean residual min=-0.006723 max=0.007557 Jy/beam
! Clean residual mean=0.000385 rms=0.001587 Jy/beam
! Combined flux in latest and established models = 1.33952 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 19 model components to the UV plane model.
! The established model now contains 91 components and 1.33952 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.108114Jy  sigma=0.001377
! Fit after  self-cal, rms=0.107890Jy  sigma=0.001374
! 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 = 0.00375023 Jy
! Component: 100  -  total flux cleaned = 0.00481473 Jy
! Total flux subtracted in 100 components = 0.00481473 Jy
! Clean residual min=-0.007174 max=0.007511 Jy/beam
! Clean residual mean=0.000374 rms=0.001516 Jy/beam
! Combined flux in latest and established models = 1.34434 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 24 model components to the UV plane model.
! The established model now contains 99 components and 1.34434 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.107251Jy  sigma=0.001362
! Fit after  self-cal, rms=0.102892Jy  sigma=0.001300
! Inverting map and beam 
! Estimated beam: bmin=0.6192 mas, bmaj=1.242 mas, bpa=-4.504 degrees
! Estimated noise=488.461 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 = 0.00788392 Jy
! Component: 100  -  total flux cleaned = 0.0100264 Jy
! Total flux subtracted in 100 components = 0.0100264 Jy
! Clean residual min=-0.005128 max=0.005891 Jy/beam
! Clean residual mean=0.000268 rms=0.001158 Jy/beam
! Combined flux in latest and established models = 1.35436 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 31 model components to the UV plane model.
! The established model now contains 125 components and 1.35436 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.102114Jy  sigma=0.001284
! Fit after  self-cal, rms=0.102014Jy  sigma=0.001283
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save OJ287_X
! Writing UV FITS file: OJ287_X.uvf
! Writing 125 model components to file: OJ287_X.mod
! wwins: Wrote 4 windows to OJ287_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.6192 x 1.242 at -4.504 degrees (North through East)
! Clean map  min=-0.0048676  max=1.0155 Jy/beam
! Writing clean map to FITS file: OJ287_X.fits
! Writing difmap environment to: OJ287_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot OJ287_X]
device OJ287_Xuv.ps/vps,1,2
! Attempting to open device: 'OJ287_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device OJ287_Xim.ps/vps
! Attempting to open device: 'OJ287_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=0.6192 mas, bmaj=1.242 mas, bpa=-4.504 degrees
! Estimated noise=488.461 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.6192 x 1.242 at -4.504 degrees (North through East)
! Clean map  min=-0.0048676  max=1.0155 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo8-0.1]
quit
! Quitting program
! Log file OJ287_X.log closed on Tue Aug  8 12:28:17 2006