! Started logfile: 0235+164_S.log on Thu Aug 11 16:03:52 2005
observe 0235+164_S.edt
! Reading UV FITS file: 0235+164_S.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  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 1565 lines of history.
! 
! Reading 8560 visibilities.
![@gonzo7-0.4 0235+164_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 = 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 0.400x0.400 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 300 telescope corrections were flagged in sub-array 1.
!  A total of 208 telescope corrections were flagged in sub-array 2.
!  A total of 393 telescope corrections were flagged in sub-array 3.
!  A total of 292 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 206 telescope corrections were flagged in sub-array 2.
!  A total of 393 telescope corrections were flagged in sub-array 3.
!  A total of 292 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 3.
!  A total of 300 telescope corrections were flagged in sub-array 1.
!  A total of 217 telescope corrections were flagged in sub-array 2.
!  A total of 393 telescope corrections were flagged in sub-array 3.
!  A total of 292 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 208 telescope corrections were flagged in sub-array 2.
!  A total of 396 telescope corrections were flagged in sub-array 3.
!  A total of 294 telescope corrections were flagged in sub-array 4.
! 
! Fit before self-cal, rms=0.209615Jy  sigma=0.003306
! Fit after  self-cal, rms=0.208949Jy  sigma=0.003306
! 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=2.324 mas, bmaj=5.208 mas, bpa=5.145 degrees
! Estimated noise=1114.63 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 = 0.624086 Jy
! Total flux subtracted in 50 components = 0.624086 Jy
! Clean residual min=-0.025873 max=0.174060 Jy/beam
! Clean residual mean=-0.000014 rms=0.008665 Jy/beam
! Combined flux in latest and established models = 0.624086 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 0.624086 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.229704Jy  sigma=0.003636
! Fit after  self-cal, rms=0.229704Jy  sigma=0.003636
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.140587 Jy
! Total flux subtracted in 50 components = 0.140587 Jy
! Clean residual min=-0.012949 max=0.049178 Jy/beam
! Clean residual mean=-0.000017 rms=0.003826 Jy/beam
! Combined flux in latest and established models = 0.764673 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 6 components and 0.764673 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.126799Jy  sigma=0.001944
! Fit after  self-cal, rms=0.126787Jy  sigma=0.001944
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0498169 Jy
! Total flux subtracted in 50 components = 0.0498169 Jy
! Clean residual min=-0.009099 max=0.021579 Jy/beam
! Clean residual mean=-0.000017 rms=0.002767 Jy/beam
! Combined flux in latest and established models = 0.81449 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 16 components and 0.81449 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.105872Jy  sigma=0.001581
! Fit after  self-cal, rms=0.105855Jy  sigma=0.001580
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0247666 Jy
! Total flux subtracted in 50 components = 0.0247666 Jy
! Clean residual min=-0.008267 max=0.013575 Jy/beam
! Clean residual mean=-0.000017 rms=0.002453 Jy/beam
! Combined flux in latest and established models = 0.839257 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 27 components and 0.839257 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.099756Jy  sigma=0.001474
! Fit after  self-cal, rms=0.099738Jy  sigma=0.001474
! 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=2.952 mas, bmaj=6.222 mas, bpa=3.828 degrees
! Estimated noise=733.181 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 (5.2, 2).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0237047 Jy
! Component: 100  -  total flux cleaned = 0.038578 Jy
! Total flux subtracted in 100 components = 0.038578 Jy
! Clean residual min=-0.007238 max=0.012321 Jy/beam
! Clean residual mean=0.000057 rms=0.002295 Jy/beam
! Combined flux in latest and established models = 0.877835 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 57 components and 0.877835 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.094191Jy  sigma=0.001383
! Fit after  self-cal, rms=0.094066Jy  sigma=0.001381
! 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        1.02     FD        1.00*    GC        0.98     HH        1.00*    
!   HN        1.00*    KK        1.00*    KP        1.02     LA        1.00*    
!   MC        1.00*    MK        1.02     NL        1.00*    NY        1.00     
!   ON        1.00*    OV        0.97     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        1.00     GC        1.00*    HH        1.00*    
!   HN        1.06     KK        1.00*    KP        1.01     LA        1.01     
!   MC        1.00*    MK        0.88     NL        1.01     NY        1.00*    
!   ON        1.00*    OV        1.02     PT        1.01     SC        1.00     
!   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        0.95     GC        1.00*    HH        1.00*    
!   HN        0.99     KK        0.97     KP        0.99     LA        0.97     
!   MC        1.00*    MK        0.95     NL        0.98     NY        1.00*    
!   ON        1.00*    OV        0.91     PT        0.96     SC        0.93     
!   TS        1.01     WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 4:
!   BR        0.99     FD        1.09     GC        1.12     HH        1.00*    
!   HN        1.01     KK        1.00*    KP        0.89     LA        0.97     
!   MC        1.00*    MK        1.00*    NL        0.99     NY        1.00*    
!   ON        1.00*    OV        0.96     PT        1.00     SC        0.94     
!   TS        1.00*    WF        1.00     WZ        1.00*    
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00     FD        1.00*    GC        1.01     HH        1.00*    
!   HN        1.00*    KK        1.00*    KP        1.05     LA        1.00*    
!   MC        1.00*    MK        1.02     NL        1.00*    NY        1.03     
!   ON        1.00*    OV        1.01     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        1.03     KK        1.00*    KP        0.98     LA        0.98     
!   MC        1.00*    MK        0.91     NL        1.00     NY        1.00*    
!   ON        1.00*    OV        1.02     PT        1.00     SC        1.00     
!   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        0.97     GC        1.00*    HH        1.00*    
!   HN        0.97     KK        1.02     KP        0.97     LA        0.93     
!   MC        1.00*    MK        1.00     NL        0.98     NY        1.00*    
!   ON        1.00*    OV        0.96     PT        0.97     SC        1.02     
!   TS        1.05     WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 4:
!   BR        0.99     FD        0.98     GC        1.11     HH        1.00*    
!   HN        1.01     KK        1.00*    KP        0.93     LA        0.94     
!   MC        1.00*    MK        1.00*    NL        0.97     NY        1.00*    
!   ON        1.00*    OV        0.92     PT        0.89     SC        0.94     
!   TS        1.00*    WF        1.01     WZ        1.00*    
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.03     FD        1.00*    GC        1.00     HH        1.00*    
!   HN        1.00*    KK        1.00*    KP        1.01     LA        1.00*    
!   MC        1.00*    MK        1.00     NL        1.00*    NY        1.06     
!   ON        1.00*    OV        1.01     PT        1.00*    SC        1.00*    
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.06     FD        0.99     GC        1.00*    HH        1.00*    
!   HN        1.04     KK        1.00*    KP        1.02     LA        1.00*    
!   MC        1.00*    MK        0.87     NL        1.07     NY        1.00*    
!   ON        1.00*    OV        1.00     PT        1.01     SC        0.94     
!   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        0.96     FD        0.95     GC        1.00*    HH        1.00*    
!   HN        1.03     KK        0.98     KP        0.97     LA        1.03     
!   MC        1.00*    MK        0.99     NL        0.99     NY        1.00*    
!   ON        1.00*    OV        0.97     PT        1.00     SC        1.09     
!   TS        1.06     WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 4:
!   BR        1.00     FD        1.01     GC        1.16     HH        1.00*    
!   HN        1.01     KK        1.00*    KP        0.99     LA        1.02     
!   MC        1.00*    MK        1.00*    NL        1.01     NY        1.00*    
!   ON        1.00*    OV        1.00     PT        0.94     SC        1.02     
!   TS        1.00*    WF        1.01     WZ        1.00*    
! 
! 
! Correcting IF 4.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.99     FD        1.00*    GC        1.02     HH        1.00*    
!   HN        1.00*    KK        1.00*    KP        1.05     LA        1.00*    
!   MC        1.00*    MK        0.99     NL        1.00*    NY        1.07     
!   ON        1.00*    OV        1.00     PT        1.00*    SC        1.00*    
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.05     FD        1.02     GC        1.00*    HH        1.00*    
!   HN        1.01     KK        1.00*    KP        1.05     LA        0.97     
!   MC        1.00*    MK        0.87     NL        1.05     NY        1.00*    
!   ON        1.00*    OV        1.00     PT        1.00     SC        0.98     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.99     FD        0.96     GC        1.00*    HH        1.00*    
!   HN        1.00     KK        0.98     KP        0.95     LA        0.97     
!   MC        1.00*    MK        1.00     NL        0.97     NY        1.00*    
!   ON        1.00*    OV        0.97     PT        1.05     SC        1.10     
!   TS        1.02     WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 4:
!   BR        1.01     FD        0.91     GC        1.14     HH        1.00*    
!   HN        1.03     KK        1.00*    KP        1.01     LA        1.00     
!   MC        1.00*    MK        1.00*    NL        1.02     NY        1.00*    
!   ON        1.00*    OV        0.95     PT        0.94     SC        1.03     
!   TS        1.00*    WF        0.99     WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.094066Jy  sigma=0.001381
! Fit after  self-cal, rms=0.081878Jy  sigma=0.001166
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=2.965 mas, bmaj=6.252 mas, bpa=3.574 degrees
! Estimated noise=729.5 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 = 0.00461342 Jy
! Component: 100  -  total flux cleaned = 0.00600547 Jy
! Total flux subtracted in 100 components = 0.00600547 Jy
! Clean residual min=-0.003624 max=0.004153 Jy/beam
! Clean residual mean=0.000145 rms=0.000990 Jy/beam
! Combined flux in latest and established models = 0.88384 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 69 components and 0.88384 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.081602Jy  sigma=0.001162
! Fit after  self-cal, rms=0.081595Jy  sigma=0.001162
! 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 = 0.00142928 Jy
! Component: 100  -  total flux cleaned = 0.00177639 Jy
! Total flux subtracted in 100 components = 0.00177639 Jy
! Clean residual min=-0.003589 max=0.004097 Jy/beam
! Clean residual mean=0.000142 rms=0.000973 Jy/beam
! Combined flux in latest and established models = 0.885617 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 18 model components to the UV plane model.
! The established model now contains 80 components and 0.885617 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.081487Jy  sigma=0.001160
! Fit after  self-cal, rms=0.080519Jy  sigma=0.001143
! Inverting map and beam 
! Estimated beam: bmin=2.965 mas, bmaj=6.251 mas, bpa=3.528 degrees
! Estimated noise=729.983 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 = 0.00224845 Jy
! Component: 100  -  total flux cleaned = 0.00278181 Jy
! Total flux subtracted in 100 components = 0.00278181 Jy
! Clean residual min=-0.003528 max=0.003846 Jy/beam
! Clean residual mean=0.000135 rms=0.000936 Jy/beam
! Combined flux in latest and established models = 0.888398 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 86 components and 0.888399 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.080395Jy  sigma=0.001141
! Fit after  self-cal, rms=0.080391Jy  sigma=0.001141
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 0235+164_S
! Writing UV FITS file: 0235+164_S.uvf
! Writing 86 model components to file: 0235+164_S.mod
! wwins: Wrote 2 windows to 0235+164_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.965 x 6.251 at 3.528 degrees (North through East)
! Clean map  min=-0.0034841  max=0.80621 Jy/beam
! Writing clean map to FITS file: 0235+164_S.fits
! Writing difmap environment to: 0235+164_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 0235+164_S]
device 0235+164_Suv.ps/vps,1,2
! Attempting to open device: '0235+164_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 0235+164_Sim.ps/vps
! Attempting to open device: '0235+164_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=2.965 mas, bmaj=6.251 mas, bpa=3.528 degrees
! Estimated noise=729.983 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.965 x 6.251 at 3.528 degrees (North through East)
! Clean map  min=-0.0034841  max=0.80621 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.4]
quit
! Quitting program
! Log file 0235+164_S.log closed on Thu Aug 11 16:04:16 2005