! Started logfile: 1908-201_S.log on Mon Aug 25 10:58:02 2008
observe 1908-201_S.edt2
! Reading UV FITS file: 1908-201_S.edt2
! AN table 1: 65 integrations on 171 of 171 possible baselines.
! AN table 2: 11 integrations on 171 of 171 possible baselines.
! AN table 3: 44 integrations on 171 of 171 possible baselines.
! Apparent sampling: 0.105994 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 1908-201
! 
! 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 1619 lines of history.
! 
! Reading 8700 visibilities.
![@gonzo7-0.4 1908-201_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 793 telescope corrections were flagged in sub-array 1.
!  A total of 209 telescope corrections were flagged in sub-array 2.
!  A total of 704 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 2.
!  A total of 793 telescope corrections were flagged in sub-array 1.
!  A total of 209 telescope corrections were flagged in sub-array 2.
!  A total of 704 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 3.
!  A total of 793 telescope corrections were flagged in sub-array 1.
!  A total of 209 telescope corrections were flagged in sub-array 2.
!  A total of 704 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 4.
!  A total of 793 telescope corrections were flagged in sub-array 1.
!  A total of 209 telescope corrections were flagged in sub-array 2.
!  A total of 704 telescope corrections were flagged in sub-array 3.
! 
! Fit before self-cal, rms=1.861280Jy  sigma=34.231985
! Fit after  self-cal, rms=1.861247Jy  sigma=34.231818
! 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=2.314 mas, bmaj=7.873 mas, bpa=-7.752 degrees
! Estimated noise=1.65053 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 = 1.77807 Jy
! Total flux subtracted in 50 components = 1.77807 Jy
! Clean residual min=-0.123913 max=0.612260 Jy/beam
! Clean residual mean=0.003173 rms=0.048494 Jy/beam
! Combined flux in latest and established models = 1.77807 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 1.77807 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=1.224240Jy  sigma=20.593269
! Fit after  self-cal, rms=1.224161Jy  sigma=20.592730
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.654032 Jy
! Total flux subtracted in 50 components = 0.654032 Jy
! Clean residual min=-0.085543 max=0.298862 Jy/beam
! Clean residual mean=0.001595 rms=0.029571 Jy/beam
! Combined flux in latest and established models = 2.4321 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 11 components and 2.4321 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.762628Jy  sigma=10.798638
! Fit after  self-cal, rms=0.762401Jy  sigma=10.796996
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.330941 Jy
! Total flux subtracted in 50 components = 0.330941 Jy
! Clean residual min=-0.072554 max=0.166404 Jy/beam
! Clean residual mean=0.000798 rms=0.022396 Jy/beam
! Combined flux in latest and established models = 2.76304 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 22 components and 2.76304 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.575518Jy  sigma=7.789374
! Fit after  self-cal, rms=0.575267Jy  sigma=7.787849
! Inverting map 
! Added new window around map position (2.8, 3.2).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.199648 Jy
! Total flux subtracted in 50 components = 0.199648 Jy
! Clean residual min=-0.066861 max=0.120773 Jy/beam
! Clean residual mean=0.000320 rms=0.019212 Jy/beam
! Combined flux in latest and established models = 2.96269 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 36 components and 2.96269 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.490312Jy  sigma=7.521888
! Fit after  self-cal, rms=0.489785Jy  sigma=7.514132
! 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=3.327 mas, bmaj=11.9 mas, bpa=-7.518 degrees
! Estimated noise=0.617656 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 = 0.155141 Jy
! Component: 100  -  total flux cleaned = 0.224801 Jy
! Total flux subtracted in 100 components = 0.224801 Jy
! Clean residual min=-0.056534 max=0.062987 Jy/beam
! Clean residual mean=-0.000476 rms=0.016686 Jy/beam
! Combined flux in latest and established models = 3.18749 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 39 model components to the UV plane model.
! The established model now contains 66 components and 3.18749 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.430857Jy  sigma=8.792289
! Fit after  self-cal, rms=0.429632Jy  sigma=8.775769
! 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        0.95     FD        1.13     GC        1.00*    HH        1.00*    
!   HN        1.00*    KK        0.78     KP        0.92     LA        1.10     
!   MA        1.00*    MK        1.00     NL        0.98     NY        1.00*    
!   OV        1.03     PT        1.06     SC        1.00*    TS        1.00*    
!   WF        1.00*    WZ        1.00*    GG        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.00*    FD        0.00*    GC        0.00*    HH        0.00*    
!   HN        0.00*    KK        0.00*    KP        0.00*    LA        0.00*    
!   MA        0.00*    MK        0.00*    NL        0.00*    NY        0.00*    
!   OV        0.00*    PT        0.00*    SC        0.00*    TS        0.00*    
!   WF        0.00*    WZ        0.00*    GG        0.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.94     FD        0.96     GC        1.00*    HH        1.00*    
!   HN        1.00     KK        1.00     KP        0.88     LA        1.02     
!   MA        5.71     MK        0.94     NL        0.92     NY        1.00*    
!   OV        0.97     PT        0.95     SC        0.84     TS        1.00*    
!   WF        1.19     WZ        1.33     GG        1.00*    
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.93     FD        1.03     GC        1.00*    HH        1.00*    
!   HN        1.00*    KK        0.87     KP        1.04     LA        1.11     
!   MA        1.00*    MK        1.07     NL        1.12     NY        1.00*    
!   OV        0.97     PT        0.89     SC        1.00*    TS        1.00*    
!   WF        1.00*    WZ        1.00*    GG        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.00*    FD        0.00*    GC        0.00*    HH        0.00*    
!   HN        0.00*    KK        0.00*    KP        0.00*    LA        0.00*    
!   MA        0.00*    MK        0.00*    NL        0.00*    NY        0.00*    
!   OV        0.00*    PT        0.00*    SC        0.00*    TS        0.00*    
!   WF        0.00*    WZ        0.00*    GG        0.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.89     FD        0.91     GC        1.00*    HH        1.00*    
!   HN        1.07     KK        0.99     KP        0.95     LA        1.02     
!   MA        2.93     MK        1.09     NL        1.03     NY        1.00*    
!   OV        0.92     PT        0.81     SC        1.05     TS        1.00*    
!   WF        1.12     WZ        1.24     GG        1.00*    
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00     FD        0.99     GC        1.00*    HH        1.00*    
!   HN        1.00*    KK        0.80     KP        1.18     LA        0.93     
!   MA        1.00*    MK        1.02     NL        1.08     NY        1.00*    
!   OV        1.06     PT        0.96     SC        1.00*    TS        1.00*    
!   WF        1.00*    WZ        1.00*    GG        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.00*    FD        0.00*    GC        0.00*    HH        0.00*    
!   HN        0.00*    KK        0.00*    KP        0.00*    LA        0.00*    
!   MA        0.00*    MK        0.00*    NL        0.00*    NY        0.00*    
!   OV        0.00*    PT        0.00*    SC        0.00*    TS        0.00*    
!   WF        0.00*    WZ        0.00*    GG        0.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.97     FD        0.85     GC        1.00*    HH        1.00*    
!   HN        1.29     KK        0.97     KP        1.07     LA        0.86     
!   MA        8.45     MK        0.95     NL        0.96     NY        1.00*    
!   OV        1.00     PT        0.89     SC        1.17     TS        1.00*    
!   WF        1.19     WZ        1.10     GG        1.00*    
! 
! 
! Correcting IF 4.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.99     FD        0.89     GC        1.00*    HH        1.00*    
!   HN        1.00*    KK        0.82     KP        1.15     LA        0.79     
!   MA        1.00*    MK        0.91     NL        1.06     NY        1.00*    
!   OV        0.98     PT        0.93     SC        1.00*    TS        1.00*    
!   WF        1.00*    WZ        1.00*    GG        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.00*    FD        0.00*    GC        0.00*    HH        0.00*    
!   HN        0.00*    KK        0.00*    KP        0.00*    LA        0.00*    
!   MA        0.00*    MK        0.00*    NL        0.00*    NY        0.00*    
!   OV        0.00*    PT        0.00*    SC        0.00*    TS        0.00*    
!   WF        0.00*    WZ        0.00*    GG        0.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.98     FD        0.80     GC        1.00*    HH        1.00*    
!   HN        1.25     KK        0.94     KP        1.04     LA        0.75     
!   MA        4.52     MK        0.82     NL        0.96     NY        1.00*    
!   OV        0.93     PT        0.87     SC        1.15     TS        1.00*    
!   WF        1.14     WZ        1.11     GG        1.00*    
! 
! 
! Fit before self-cal, rms=0.429632Jy  sigma=8.775769
! Fit after  self-cal, rms=0.222834Jy  sigma=2.027716
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=3.388 mas, bmaj=11.86 mas, bpa=-7.746 degrees
! Estimated noise=0.614434 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 = 0.0256307 Jy
! Component: 100  -  total flux cleaned = 0.0290155 Jy
! Total flux subtracted in 100 components = 0.0290155 Jy
! Clean residual min=-0.016878 max=0.026554 Jy/beam
! Clean residual mean=0.000904 rms=0.005533 Jy/beam
! Combined flux in latest and established models = 3.21651 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 11 model components to the UV plane model.
! The established model now contains 77 components and 3.21651 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.218842Jy  sigma=1.994772
! Fit after  self-cal, rms=0.218338Jy  sigma=1.977051
! 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 = 0.00500199 Jy
! Component: 100  -  total flux cleaned = 0.0046778 Jy
! Total flux subtracted in 100 components = 0.0046778 Jy
! Clean residual min=-0.016524 max=0.025927 Jy/beam
! Clean residual mean=0.000856 rms=0.005197 Jy/beam
! Combined flux in latest and established models = 3.22119 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 7 model components to the UV plane model.
! The established model now contains 82 components and 3.22118 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.216993Jy  sigma=1.969843
! Fit after  self-cal, rms=0.196623Jy  sigma=1.507932
! Inverting map and beam 
! Estimated beam: bmin=3.381 mas, bmaj=11.89 mas, bpa=-7.784 degrees
! Estimated noise=0.614839 mJy/beam.
! Added new window around map position (12.4, 7.2).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0248291 Jy
! Component: 100  -  total flux cleaned = 0.0316125 Jy
! Total flux subtracted in 100 components = 0.0316125 Jy
! Clean residual min=-0.012848 max=0.012834 Jy/beam
! Clean residual mean=0.000601 rms=0.003407 Jy/beam
! Combined flux in latest and established models = 3.2528 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 16 model components to the UV plane model.
! The established model now contains 96 components and 3.2528 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.193109Jy  sigma=1.484471
! Fit after  self-cal, rms=0.192445Jy  sigma=1.419823
! Inverting map and beam 
! Estimated beam: bmin=3.378 mas, bmaj=11.88 mas, bpa=-7.787 degrees
! Estimated noise=0.614432 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 = 0.0118408 Jy
! Component: 100  -  total flux cleaned = 0.0121895 Jy
! Total flux subtracted in 100 components = 0.0121895 Jy
! Clean residual min=-0.011134 max=0.011257 Jy/beam
! Clean residual mean=0.000581 rms=0.002854 Jy/beam
! Combined flux in latest and established models = 3.26499 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 105 components and 3.26499 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.191258Jy  sigma=1.405273
! Fit after  self-cal, rms=0.191107Jy  sigma=1.396029
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 1908-201_S
! Writing UV FITS file: 1908-201_S.uvf
! Writing 105 model components to file: 1908-201_S.mod
! wwins: Wrote 3 windows to 1908-201_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.378 x 11.88 at -7.787 degrees (North through East)
! Clean map  min=-0.010767  max=2.4992 Jy/beam
! Writing clean map to FITS file: 1908-201_S.fits
! Writing difmap environment to: 1908-201_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 1908-201_S]
device 1908-201_Suv.ps/vps,1,2
! Attempting to open device: '1908-201_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 1908-201_Sim.ps/vps
! Attempting to open device: '1908-201_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=3.378 mas, bmaj=11.88 mas, bpa=-7.787 degrees
! Estimated noise=0.614432 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.378 x 11.88 at -7.787 degrees (North through East)
! Clean map  min=-0.010767  max=2.4992 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.4]
quit
! Quitting program
! Log file 1908-201_S.log closed on Mon Aug 25 10:58:11 2008