! Started logfile: OJ287_X.log on Wed May 14 17:30:32 2008
observe OJ287_X.edt
! Reading UV FITS file: OJ287_X.edt
! AN table 1: 64 integrations on 153 of 153 possible baselines.
! Apparent sampling: 0.175756 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 938 lines of history.
! 
! Reading 6884 visibilities.
![@gonzo7-0.1 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 = 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 0.100x0.100 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 875 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 873 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 857 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 871 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=0.507093Jy  sigma=0.006372
! Fit after  self-cal, rms=0.494151Jy  sigma=0.006293
! 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=0.5597 mas, bmaj=1.237 mas, bpa=-9.359 degrees
! Estimated noise=1549.96 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 = 0.737747 Jy
! Total flux subtracted in 50 components = 0.737747 Jy
! Clean residual min=-0.048143 max=0.291644 Jy/beam
! Clean residual mean=-0.000168 rms=0.017522 Jy/beam
! Combined flux in latest and established models = 0.737747 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 7 components and 0.737747 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.554465Jy  sigma=0.007681
! Fit after  self-cal, rms=0.553751Jy  sigma=0.007677
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.308044 Jy
! Total flux subtracted in 50 components = 0.308044 Jy
! Clean residual min=-0.030923 max=0.142343 Jy/beam
! Clean residual mean=-0.000118 rms=0.010395 Jy/beam
! Combined flux in latest and established models = 1.04579 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 14 components and 1.04579 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.348766Jy  sigma=0.004810
! Fit after  self-cal, rms=0.347929Jy  sigma=0.004805
! Inverting map 
! Added new window around map position (-0.6, -0.2).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.164767 Jy
! Total flux subtracted in 50 components = 0.164767 Jy
! Clean residual min=-0.021477 max=0.083152 Jy/beam
! Clean residual mean=-0.000096 rms=0.007160 Jy/beam
! Combined flux in latest and established models = 1.21056 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 25 components and 1.21056 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.256026Jy  sigma=0.003465
! Fit after  self-cal, rms=0.255259Jy  sigma=0.003459
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.100453 Jy
! Total flux subtracted in 50 components = 0.100453 Jy
! Clean residual min=-0.017998 max=0.053547 Jy/beam
! Clean residual mean=-0.000084 rms=0.005453 Jy/beam
! Combined flux in latest and established models = 1.31101 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 13 model components to the UV plane model.
! The established model now contains 35 components and 1.31101 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.208996Jy  sigma=0.002750
! Fit after  self-cal, rms=0.208651Jy  sigma=0.002746
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0645498 Jy
! Total flux subtracted in 50 components = 0.0645498 Jy
! Clean residual min=-0.016519 max=0.037308 Jy/beam
! Clean residual mean=-0.000076 rms=0.004557 Jy/beam
! Combined flux in latest and established models = 1.37556 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 15 model components to the UV plane model.
! The established model now contains 45 components and 1.37556 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.185528Jy  sigma=0.002365
! Fit after  self-cal, rms=0.185381Jy  sigma=0.002364
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.044581 Jy
! Total flux subtracted in 50 components = 0.044581 Jy
! Clean residual min=-0.015327 max=0.027661 Jy/beam
! Clean residual mean=-0.000070 rms=0.004069 Jy/beam
! Combined flux in latest and established models = 1.42014 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 58 components and 1.42014 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.173228Jy  sigma=0.002150
! Fit after  self-cal, rms=0.173150Jy  sigma=0.002149
! 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=0.7255 mas, bmaj=1.453 mas, bpa=-9.218 degrees
! Estimated noise=972.404 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 = 0.0581137 Jy
! Component: 100  -  total flux cleaned = 0.0896544 Jy
! Total flux subtracted in 100 components = 0.0896544 Jy
! Clean residual min=-0.013234 max=0.021502 Jy/beam
! Clean residual mean=-0.000120 rms=0.004251 Jy/beam
! Combined flux in latest and established models = 1.5098 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 35 model components to the UV plane model.
! The established model now contains 78 components and 1.5098 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.159007Jy  sigma=0.001864
! Fit after  self-cal, rms=0.158772Jy  sigma=0.001860
! 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        0.99     FD        0.98     GC        1.00     HH        1.00*    
!   HN        1.00     KK        1.04     KP        0.97     LA        1.01     
!   MC        1.52     MK        1.01     NL        0.96     NY        1.02     
!   ON        1.08     OV        0.99     PT        0.95     SC        0.98     
!   WF        1.18     WZ        0.99     
! 
! 
! Correcting IF 2.
!  A total of 9 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00     FD        0.96     GC        1.02     HH        1.00*    
!   HN        1.00     KK        1.06     KP        0.99     LA        1.00     
!   MC        1.24     MK        0.95     NL        0.95     NY        1.05     
!   ON        1.04     OV        0.98     PT        0.96     SC        0.95     
!   WF        1.19     WZ        0.97     
! 
! 
! Correcting IF 3.
!  A total of 9 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.01     FD        0.99     GC        1.03     HH        1.00*    
!   HN        0.99     KK        1.03     KP        1.00     LA        1.00     
!   MC        1.39     MK        0.93     NL        0.95     NY        1.07     
!   ON        1.04     OV        0.99     PT        0.94     SC        1.00     
!   WF        1.24     WZ        1.02     
! 
! 
! Correcting IF 4.
!  A total of 15 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00     FD        0.97     GC        1.06     HH        1.00*    
!   HN        0.99     KK        1.04     KP        0.98     LA        1.00     
!   MC        1.36     MK        0.94     NL        0.96     NY        1.08     
!   ON        0.91     OV        0.99     PT        0.96     SC        0.99     
!   WF        1.26     WZ        1.05     
! 
! 
! Fit before self-cal, rms=0.158772Jy  sigma=0.001860
! Fit after  self-cal, rms=0.146514Jy  sigma=0.001696
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.7375 mas, bmaj=1.469 mas, bpa=-9.111 degrees
! Estimated noise=971.534 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 = 0.000772575 Jy
! Component: 100  -  total flux cleaned = -0.000268377 Jy
! Total flux subtracted in 100 components = -0.000268377 Jy
! Clean residual min=-0.012599 max=0.015518 Jy/beam
! Clean residual mean=-0.000006 rms=0.003139 Jy/beam
! Combined flux in latest and established models = 1.50953 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 6 model components to the UV plane model.
! The established model now contains 84 components and 1.50953 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.146228Jy  sigma=0.001688
! Fit after  self-cal, rms=0.146137Jy  sigma=0.001688
! 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)
! Added new window around map position (-1.7, 0.1).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0126285 Jy
! Component: 100  -  total flux cleaned = 0.0144564 Jy
! Total flux subtracted in 100 components = 0.0144564 Jy
! Clean residual min=-0.011966 max=0.012579 Jy/beam
! Clean residual mean=0.000007 rms=0.002958 Jy/beam
! Combined flux in latest and established models = 1.52398 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 12 model components to the UV plane model.
! The established model now contains 96 components and 1.52398 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.145163Jy  sigma=0.001668
! Fit after  self-cal, rms=0.134484Jy  sigma=0.001492
! Inverting map and beam 
! Estimated beam: bmin=0.7376 mas, bmaj=1.469 mas, bpa=-9.108 degrees
! Estimated noise=976.109 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 = 0.0086019 Jy
! Component: 100  -  total flux cleaned = 0.0124939 Jy
! Total flux subtracted in 100 components = 0.0124939 Jy
! Clean residual min=-0.007118 max=0.007665 Jy/beam
! Clean residual mean=0.000020 rms=0.001961 Jy/beam
! Combined flux in latest and established models = 1.53648 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 109 components and 1.53648 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.133974Jy  sigma=0.001485
! Fit after  self-cal, rms=0.133886Jy  sigma=0.001484
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save OJ287_X
! Writing UV FITS file: OJ287_X.uvf
! Writing 109 model components to file: OJ287_X.mod
! wwins: Wrote 3 windows to OJ287_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.7376 x 1.469 at -9.108 degrees (North through East)
! Clean map  min=-0.0070166  max=0.9857 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=0.7376 mas, bmaj=1.469 mas, bpa=-9.108 degrees
! Estimated noise=976.109 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.7376 x 1.469 at -9.108 degrees (North through East)
! Clean map  min=-0.0070166  max=0.9857 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.1]
quit
! Quitting program
! Log file OJ287_X.log closed on Wed May 14 17:30:42 2008