! Started logfile: 0235+164_X.log on Thu Jul 14 14:44:55 2005
observe 0235+164_X.edt
! Reading UV FITS file: 0235+164_X.edt
! AN table 1: 18 integrations on 171 of 171 possible baselines.
! AN table 2: 15 integrations on 171 of 171 possible baselines.
! AN table 3: 26 integrations on 171 of 171 possible baselines.
! AN table 4: 19 integrations on 171 of 171 possible baselines.
! Apparent sampling: 0.160444 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 0235+164
! 
! 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 1818 lines of history.
! 
! Reading 8560 visibilities.
![@gonzo8-0.1 0235+164_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 303 telescope corrections were flagged in sub-array 1.
!  A total of 204 telescope corrections were flagged in sub-array 2.
!  A total of 393 telescope corrections were flagged in sub-array 3.
!  A total of 291 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 2.
!  A total of 299 telescope corrections were flagged in sub-array 1.
!  A total of 204 telescope corrections were flagged in sub-array 2.
!  A total of 393 telescope corrections were flagged in sub-array 3.
!  A total of 291 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 3.
!  A total of 299 telescope corrections were flagged in sub-array 1.
!  A total of 204 telescope corrections were flagged in sub-array 2.
!  A total of 393 telescope corrections were flagged in sub-array 3.
!  A total of 291 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 4.
!  A total of 299 telescope corrections were flagged in sub-array 1.
!  A total of 204 telescope corrections were flagged in sub-array 2.
!  A total of 393 telescope corrections were flagged in sub-array 3.
!  A total of 291 telescope corrections were flagged in sub-array 4.
! 
! Fit before self-cal, rms=0.159911Jy  sigma=0.002777
! Fit after  self-cal, rms=0.158986Jy  sigma=0.002775
! 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=0.6048 mas, bmaj=1.457 mas, bpa=4.189 degrees
! Estimated noise=988.647 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 = 0.712058 Jy
! Total flux subtracted in 50 components = 0.712058 Jy
! Clean residual min=-0.033962 max=0.198600 Jy/beam
! Clean residual mean=-0.000076 rms=0.011378 Jy/beam
! Combined flux in latest and established models = 0.712058 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 0.712058 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.274603Jy  sigma=0.004585
! Fit after  self-cal, rms=0.274603Jy  sigma=0.004585
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.177405 Jy
! Total flux subtracted in 50 components = 0.177405 Jy
! Clean residual min=-0.018445 max=0.070479 Jy/beam
! Clean residual mean=-0.000041 rms=0.005527 Jy/beam
! Combined flux in latest and established models = 0.889463 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 0.889463 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.149783Jy  sigma=0.002419
! Fit after  self-cal, rms=0.149699Jy  sigma=0.002418
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.07223 Jy
! Total flux subtracted in 50 components = 0.07223 Jy
! Clean residual min=-0.013108 max=0.030558 Jy/beam
! Clean residual mean=-0.000026 rms=0.003695 Jy/beam
! Combined flux in latest and established models = 0.961693 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 11 components and 0.961693 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.119629Jy  sigma=0.001806
! Fit after  self-cal, rms=0.119600Jy  sigma=0.001806
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0336051 Jy
! Total flux subtracted in 50 components = 0.0336051 Jy
! Clean residual min=-0.013523 max=0.016588 Jy/beam
! Clean residual mean=-0.000019 rms=0.003168 Jy/beam
! Combined flux in latest and established models = 0.995298 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 25 model components to the UV plane model.
! The established model now contains 34 components and 0.995298 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.112313Jy  sigma=0.001638
! Fit after  self-cal, rms=0.112282Jy  sigma=0.001637
! 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=0.755 mas, bmaj=1.671 mas, bpa=3.216 degrees
! Estimated noise=661.154 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 = 0.0248906 Jy
! Component: 100  -  total flux cleaned = 0.0381028 Jy
! Total flux subtracted in 100 components = 0.0381028 Jy
! Clean residual min=-0.009655 max=0.012518 Jy/beam
! Clean residual mean=0.000081 rms=0.002547 Jy/beam
! Combined flux in latest and established models = 1.0334 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 46 components and 1.0334 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.107483Jy  sigma=0.001535
! Fit after  self-cal, rms=0.107470Jy  sigma=0.001535
! Inverting map 
print "****************************************"
! **************************************** 
print "*** Finished Natural Weighting CLEAN ***"
! *** Finished Natural Weighting CLEAN *** 
print "****************************************"
! **************************************** 
gscale true
! Performing overall amplitude self-cal
! 
! Correcting IF 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.97     FD        1.00*    GC        1.00     HH        1.00*    
!   HN        1.00*    KK        1.00*    KP        1.09     LA        1.00*    
!   MC        1.00*    MK        0.99     NL        1.00*    NY        1.02     
!   ON        1.00*    OV        1.07     PT        1.00*    SC        1.00*    
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.00     FD        1.02     GC        1.00*    HH        1.00*    
!   HN        1.04     KK        1.00*    KP        1.04     LA        1.00     
!   MC        1.00*    MK        0.98     NL        1.03     NY        1.00*    
!   ON        1.00*    OV        1.01     PT        1.02     SC        0.93     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.01     FD        0.96     GC        1.00*    HH        1.00*    
!   HN        1.02     KK        1.01     KP        0.98     LA        0.89     
!   MC        1.00*    MK        1.02     NL        0.98     NY        1.00*    
!   ON        1.00*    OV        0.98     PT        0.98     SC        1.01     
!   TS        1.08     WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 4:
!   BR        0.98     FD        1.05     GC        1.17     HH        1.00*    
!   HN        1.01     KK        1.00*    KP        0.98     LA        0.98     
!   MC        1.00*    MK        1.00*    NL        1.01     NY        1.00*    
!   ON        1.00*    OV        0.98     PT        0.93     SC        0.88     
!   TS        1.00*    WF        1.03     WZ        1.00*    
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.01     FD        1.00*    GC        0.99     HH        1.00*    
!   HN        1.00*    KK        1.00*    KP        1.07     LA        1.00*    
!   MC        1.00*    MK        0.97     NL        1.00*    NY        1.06     
!   ON        1.00*    OV        1.06     PT        1.00*    SC        1.00*    
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.01     FD        1.05     GC        1.00*    HH        1.00*    
!   HN        1.04     KK        1.00*    KP        1.02     LA        1.01     
!   MC        1.00*    MK        0.95     NL        1.01     NY        1.00*    
!   ON        1.00*    OV        1.00     PT        1.03     SC        0.95     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.97     FD        0.90     GC        1.00*    HH        1.00*    
!   HN        1.01     KK        1.01     KP        0.98     LA        0.88     
!   MC        1.00*    MK        1.00     NL        0.99     NY        1.00*    
!   ON        1.00*    OV        0.99     PT        0.99     SC        1.03     
!   TS        1.13     WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 4:
!   BR        0.99     FD        1.09     GC        1.23     HH        1.00*    
!   HN        1.00     KK        1.00*    KP        0.97     LA        0.99     
!   MC        1.00*    MK        1.00*    NL        1.01     NY        1.00*    
!   ON        1.00*    OV        0.94     PT        0.95     SC        0.89     
!   TS        1.00*    WF        0.99     WZ        1.00*    
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.99     FD        1.00*    GC        0.95     HH        1.00*    
!   HN        1.00*    KK        1.00*    KP        1.11     LA        1.00*    
!   MC        1.00*    MK        0.94     NL        1.00*    NY        1.06     
!   ON        1.00*    OV        1.07     PT        1.00*    SC        1.00*    
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.98     FD        1.01     GC        1.00*    HH        1.00*    
!   HN        1.00     KK        1.00*    KP        1.00     LA        1.02     
!   MC        1.00*    MK        0.97     NL        0.99     NY        1.00*    
!   ON        1.00*    OV        1.00     PT        1.04     SC        0.96     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.98     FD        0.93     GC        1.00*    HH        1.00*    
!   HN        1.00     KK        0.97     KP        0.97     LA        0.88     
!   MC        1.00*    MK        1.02     NL        0.98     NY        1.00*    
!   ON        1.00*    OV        0.98     PT        0.97     SC        1.01     
!   TS        1.07     WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 4:
!   BR        0.97     FD        1.11     GC        1.21     HH        1.00*    
!   HN        0.99     KK        1.00*    KP        1.01     LA        0.98     
!   MC        1.00*    MK        1.00*    NL        1.00     NY        1.00*    
!   ON        1.00*    OV        0.97     PT        0.95     SC        0.87     
!   TS        1.00*    WF        1.03     WZ        1.00*    
! 
! 
! Correcting IF 4.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.96     FD        1.00*    GC        1.04     HH        1.00*    
!   HN        1.00*    KK        1.00*    KP        1.07     LA        1.00*    
!   MC        1.00*    MK        0.97     NL        1.00*    NY        1.09     
!   ON        1.00*    OV        1.03     PT        1.00*    SC        1.00*    
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.97     FD        1.04     GC        1.00*    HH        1.00*    
!   HN        1.08     KK        1.00*    KP        1.01     LA        1.00     
!   MC        1.00*    MK        0.97     NL        1.01     NY        1.00*    
!   ON        1.00*    OV        0.98     PT        1.02     SC        0.96     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.97     FD        0.94     GC        1.00*    HH        1.00*    
!   HN        0.98     KK        1.00     KP        0.97     LA        0.86     
!   MC        1.00*    MK        1.00     NL        0.98     NY        1.00*    
!   ON        1.00*    OV        0.98     PT        0.97     SC        1.02     
!   TS        1.10     WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 4:
!   BR        0.97     FD        1.07     GC        1.18     HH        1.00*    
!   HN        1.00     KK        1.00*    KP        0.97     LA        0.95     
!   MC        1.00*    MK        1.00*    NL        0.99     NY        1.00*    
!   ON        1.00*    OV        0.98     PT        0.98     SC        0.89     
!   TS        1.00*    WF        0.96     WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.107470Jy  sigma=0.001535
! Fit after  self-cal, rms=0.089568Jy  sigma=0.001188
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.7629 mas, bmaj=1.678 mas, bpa=3.058 degrees
! Estimated noise=663.037 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 = -0.00111775 Jy
! Component: 100  -  total flux cleaned = -0.00111912 Jy
! Total flux subtracted in 100 components = -0.00111912 Jy
! Clean residual min=-0.004200 max=0.005036 Jy/beam
! Clean residual mean=0.000154 rms=0.000970 Jy/beam
! Combined flux in latest and established models = 1.03228 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 54 components and 1.03228 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.089453Jy  sigma=0.001185
! Fit after  self-cal, rms=0.089476Jy  sigma=0.001185
! 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 = -0.000105129 Jy
! Component: 100  -  total flux cleaned = -0.000180529 Jy
! Total flux subtracted in 100 components = -0.000180529 Jy
! Clean residual min=-0.004045 max=0.004995 Jy/beam
! Clean residual mean=0.000155 rms=0.000963 Jy/beam
! Combined flux in latest and established models = 1.0321 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 8 model components to the UV plane model.
! The established model now contains 57 components and 1.0321 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.089418Jy  sigma=0.001183
! Fit after  self-cal, rms=0.088732Jy  sigma=0.001171
! Inverting map and beam 
! Estimated beam: bmin=0.7639 mas, bmaj=1.677 mas, bpa=3.046 degrees
! Estimated noise=663.101 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 = -0.000705398 Jy
! Component: 100  -  total flux cleaned = -0.000866406 Jy
! Total flux subtracted in 100 components = -0.000866406 Jy
! Clean residual min=-0.003742 max=0.004853 Jy/beam
! Clean residual mean=0.000163 rms=0.000934 Jy/beam
! Combined flux in latest and established models = 1.03124 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 58 components and 1.03124 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.088670Jy  sigma=0.001169
! Fit after  self-cal, rms=0.088672Jy  sigma=0.001169
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 0235+164_X
! Writing UV FITS file: 0235+164_X.uvf
! Writing 58 model components to file: 0235+164_X.mod
! wwins: Wrote 1 windows to 0235+164_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.7639 x 1.677 at 3.046 degrees (North through East)
! Clean map  min=-0.0035309  max=0.92774 Jy/beam
! Writing clean map to FITS file: 0235+164_X.fits
! Writing difmap environment to: 0235+164_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 0235+164_X]
device 0235+164_Xuv.ps/vps,1,2
! Attempting to open device: '0235+164_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 0235+164_Xim.ps/vps
! Attempting to open device: '0235+164_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=0.7639 mas, bmaj=1.677 mas, bpa=3.046 degrees
! Estimated noise=663.101 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.7639 x 1.677 at 3.046 degrees (North through East)
! Clean map  min=-0.0035309  max=0.92774 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo8-0.1]
quit
! Quitting program
! Log file 0235+164_X.log closed on Thu Jul 14 14:45:40 2005