! Started logfile: 2131-021_S.log on Thu Mar 19 23:18:10 2009
observe 2131-021_S.edt
! Reading UV FITS file: 2131-021_S.edt
! AN table 1: 22 integrations on 190 of 190 possible baselines.
! AN table 2: 28 integrations on 190 of 190 possible baselines.
! AN table 3: 22 integrations on 190 of 190 possible baselines.
! AN table 4: 104 integrations on 190 of 190 possible baselines.
! Apparent sampling: 0.111962 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 2131-021
! 
! 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 1477 lines of history.
! 
! Reading 14976 visibilities.
![@gonzo7-0.4 2131-021_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 324 telescope corrections were flagged in sub-array 1.
!  A total of 449 telescope corrections were flagged in sub-array 2.
!  A total of 362 telescope corrections were flagged in sub-array 3.
!  A total of 1830 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 2.
!  A total of 337 telescope corrections were flagged in sub-array 1.
!  A total of 438 telescope corrections were flagged in sub-array 2.
!  A total of 362 telescope corrections were flagged in sub-array 3.
!  A total of 1830 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 3.
!  A total of 324 telescope corrections were flagged in sub-array 1.
!  A total of 444 telescope corrections were flagged in sub-array 2.
!  A total of 362 telescope corrections were flagged in sub-array 3.
!  A total of 1830 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 4.
!  A total of 327 telescope corrections were flagged in sub-array 1.
!  A total of 441 telescope corrections were flagged in sub-array 2.
!  A total of 362 telescope corrections were flagged in sub-array 3.
!  A total of 1830 telescope corrections were flagged in sub-array 4.
! 
! Fit before self-cal, rms=0.463067Jy  sigma=2.641294
! Fit after  self-cal, rms=0.436332Jy  sigma=2.576943
! 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=1.897 mas, bmaj=3.944 mas, bpa=5.62 degrees
! Estimated noise=2.51174 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 = 0.670232 Jy
! Total flux subtracted in 50 components = 0.670232 Jy
! Clean residual min=-0.048141 max=0.188847 Jy/beam
! Clean residual mean=0.000895 rms=0.014688 Jy/beam
! Combined flux in latest and established models = 0.670232 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 2 model components to the UV plane model.
! The established model now contains 2 components and 0.670232 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.476369Jy  sigma=3.116478
! Fit after  self-cal, rms=0.476357Jy  sigma=3.116315
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.194432 Jy
! Total flux subtracted in 50 components = 0.194432 Jy
! Clean residual min=-0.045285 max=0.085886 Jy/beam
! Clean residual mean=0.000704 rms=0.011742 Jy/beam
! Combined flux in latest and established models = 0.864664 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 7 components and 0.864664 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.409054Jy  sigma=2.453451
! Fit after  self-cal, rms=0.408822Jy  sigma=2.452632
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0923581 Jy
! Total flux subtracted in 50 components = 0.0923581 Jy
! Clean residual min=-0.049911 max=0.054573 Jy/beam
! Clean residual mean=0.000614 rms=0.011012 Jy/beam
! Combined flux in latest and established models = 0.957022 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 10 components and 0.957022 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.394743Jy  sigma=2.281239
! Fit after  self-cal, rms=0.394613Jy  sigma=2.280910
! 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=2.613 mas, bmaj=4.692 mas, bpa=9.308 degrees
! Estimated noise=1.5105 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 = 0.0533353 Jy
! Component: 100  -  total flux cleaned = 0.0736569 Jy
! Total flux subtracted in 100 components = 0.0736569 Jy
! Clean residual min=-0.039146 max=0.055465 Jy/beam
! Clean residual mean=0.003962 rms=0.012705 Jy/beam
! Combined flux in latest and established models = 1.03068 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 19 components and 1.03068 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.390502Jy  sigma=2.239472
! Fit after  self-cal, rms=0.390477Jy  sigma=2.239343
! 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        0.75     FD        1.06     GC        0.80     HH        0.83     
!   HN        0.79     KK        0.72     KP        0.98     LA        1.05     
!   MA        2.72     MC        1.00*    MK        0.83     NL        1.38     
!   NY        1.00*    ON        1.00*    OV        0.99     PT        0.84     
!   SC        1.07     TS        1.00*    WF        0.88     WZ        0.98     
! 
!  A total of 9 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.81     FD        0.96     GC        1.00*    HH        1.23     
!   HN        0.71     KK        1.00*    KP        0.99     LA        1.29     
!   MA        4.31     MC        1.12     MK        1.00*    NL        1.00*    
!   NY        1.00*    ON        1.11     OV        0.99     PT        0.78     
!   SC        1.15     TS        1.00*    WF        0.90     WZ        0.76     
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.00*    FD        1.00*    GC        1.00*    HH        1.09     
!   HN        1.00*    KK        1.00*    KP        1.00*    LA        1.00*    
!   MA        2.14     MC        0.76     MK        1.00*    NL        1.00*    
!   NY        1.00*    ON        0.92     OV        1.00*    PT        1.00*    
!   SC        1.22     TS        1.00*    WF        1.00*    WZ        0.71     
! 
!  Telescope amplitude corrections in sub-array 4:
!   BR        0.78     FD        1.00*    GC        0.97     HH        1.00*    
!   HN        0.80     KK        1.00*    KP        1.17     LA        1.42     
!   MA        1.00*    MC        1.00*    MK        0.79     NL        0.98     
!   NY        1.00*    ON        1.00*    OV        0.92     PT        0.80     
!   SC        1.00     TS        0.73     WF        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 2.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.76     FD        0.95     GC        0.98     HH        0.80     
!   HN        0.83     KK        0.54     KP        1.09     LA        1.11     
!   MA        0.61     MC        1.00*    MK        0.86     NL        1.41     
!   NY        1.00*    ON        1.00*    OV        0.88     PT        0.90     
!   SC        0.88     TS        1.00*    WF        0.83     WZ        0.92     
! 
!  A total of 3 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.78     FD        0.88     GC        1.00*    HH        1.13     
!   HN        0.81     KK        1.00*    KP        1.05     LA        1.33     
!   MA        1.74     MC        1.02     MK        1.00*    NL        1.00*    
!   NY        1.00*    ON        1.07     OV        0.88     PT        0.86     
!   SC        0.88     TS        1.00*    WF        0.86     WZ        0.84     
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.00*    FD        1.00*    GC        1.00*    HH        1.14     
!   HN        1.00*    KK        1.00*    KP        1.00*    LA        1.00*    
!   MA        1.58     MC        0.69     MK        1.00*    NL        1.00*    
!   NY        1.00*    ON        0.83     OV        1.00*    PT        1.00*    
!   SC        0.94     TS        1.00*    WF        1.00*    WZ        0.74     
! 
!  Telescope amplitude corrections in sub-array 4:
!   BR        0.79     FD        1.00*    GC        0.91     HH        1.00*    
!   HN        0.86     KK        1.00*    KP        1.25     LA        1.45     
!   MA        1.00*    MC        1.00*    MK        0.88     NL        1.21     
!   NY        1.00*    ON        1.00*    OV        0.87     PT        0.85     
!   SC        0.85     TS        0.80     WF        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 3.
!  A total of 12 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.77     FD        0.95     GC        0.89     HH        0.99     
!   HN        1.00     KK        0.71     KP        1.25     LA        1.08     
!   MA        1.76     MC        1.00*    MK        0.85     NL        1.12     
!   NY        1.00*    ON        1.00*    OV        0.92     PT        0.85     
!   SC        1.13     TS        1.00*    WF        1.01     WZ        0.96     
! 
!  A total of 3 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        2.31     FD        0.84     GC        1.00*    HH        0.97     
!   HN        1.11     KK        1.00*    KP        1.05     LA        1.09     
!   MA        2.07     MC        1.43     MK        1.00*    NL        1.00*    
!   NY        1.00*    ON        1.23     OV        0.98     PT        0.88     
!   SC        1.06     TS        1.00*    WF        0.99     WZ        0.84     
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.00*    FD        1.00*    GC        1.00*    HH        0.88     
!   HN        1.00*    KK        1.00*    KP        1.00*    LA        1.00*    
!   MA        0.89     MC        1.74     MK        1.00*    NL        1.00*    
!   NY        1.00*    ON        0.84     OV        1.00*    PT        1.00*    
!   SC        1.08     TS        1.00*    WF        1.00*    WZ        0.73     
! 
!  Telescope amplitude corrections in sub-array 4:
!   BR        0.85     FD        1.00*    GC        1.03     HH        1.00*    
!   HN        1.06     KK        1.00*    KP        1.26     LA        1.30     
!   MA        1.00*    MC        1.00*    MK        0.83     NL        0.93     
!   NY        1.00*    ON        1.00*    OV        0.94     PT        0.88     
!   SC        0.98     TS        0.77     WF        1.00*    WZ        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        0.85     FD        0.80     GC        0.84     HH        0.97     
!   HN        1.01     KK        0.96     KP        1.20     LA        0.91     
!   MA        1.79     MC        1.00*    MK        0.88     NL        1.50     
!   NY        1.00*    ON        1.00*    OV        0.84     PT        0.87     
!   SC        1.06     TS        1.00*    WF        0.83     WZ        0.90     
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.83     FD        0.77     GC        1.00*    HH        1.02     
!   HN        0.95     KK        1.00*    KP        1.08     LA        1.00     
!   MA        2.51     MC        2.50     MK        1.00*    NL        1.00*    
!   NY        1.00*    ON        1.31     OV        0.90     PT        0.86     
!   SC        1.03     TS        1.00*    WF        0.81     WZ        0.80     
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.00*    FD        1.00*    GC        1.00*    HH        0.93     
!   HN        1.00*    KK        1.00*    KP        1.00*    LA        1.00*    
!   MA        0.99     MC        1.20     MK        1.00*    NL        1.00*    
!   NY        1.00*    ON        0.79     OV        1.00*    PT        1.00*    
!   SC        1.04     TS        1.00*    WF        1.00*    WZ        0.83     
! 
!  Telescope amplitude corrections in sub-array 4:
!   BR        0.84     FD        1.00*    GC        1.00     HH        1.00*    
!   HN        1.04     KK        1.00*    KP        1.33     LA        1.21     
!   MA        1.00*    MC        1.00*    MK        0.81     NL        1.16     
!   NY        1.00*    ON        1.00*    OV        0.87     PT        0.87     
!   SC        0.94     TS        0.65     WF        1.00*    WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.390477Jy  sigma=2.239343
! Fit after  self-cal, rms=0.381751Jy  sigma=1.353594
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=2.617 mas, bmaj=4.698 mas, bpa=9.334 degrees
! Estimated noise=1.46229 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 (21.6, -1.2).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0288091 Jy
! Component: 100  -  total flux cleaned = 0.0391309 Jy
! Total flux subtracted in 100 components = 0.0391309 Jy
! Clean residual min=-0.019313 max=0.026938 Jy/beam
! Clean residual mean=0.001056 rms=0.005489 Jy/beam
! Combined flux in latest and established models = 1.06981 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 34 model components to the UV plane model.
! The established model now contains 52 components and 1.06981 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.377042Jy  sigma=1.321216
! Fit after  self-cal, rms=0.377101Jy  sigma=1.316582
! 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 (7.2, 3.6).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0237757 Jy
! Component: 100  -  total flux cleaned = 0.029849 Jy
! Total flux subtracted in 100 components = 0.029849 Jy
! Clean residual min=-0.019231 max=0.024457 Jy/beam
! Clean residual mean=0.000786 rms=0.005204 Jy/beam
! Combined flux in latest and established models = 1.09966 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 17 model components to the UV plane model.
! The established model now contains 67 components and 1.09966 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.374209Jy  sigma=1.299854
! Fit after  self-cal, rms=0.416864Jy  sigma=0.942657
! Inverting map and beam 
! Estimated beam: bmin=2.62 mas, bmaj=4.681 mas, bpa=9.851 degrees
! Estimated noise=1.46293 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 = 0.00606332 Jy
! Component: 100  -  total flux cleaned = 0.0108332 Jy
! Total flux subtracted in 100 components = 0.0108332 Jy
! Clean residual min=-0.006097 max=0.007748 Jy/beam
! Clean residual mean=0.000571 rms=0.001774 Jy/beam
! Combined flux in latest and established models = 1.11049 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 91 components and 1.11049 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.415805Jy  sigma=0.938201
! Fit after  self-cal, rms=0.415944Jy  sigma=0.937208
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 2131-021_S
! Writing UV FITS file: 2131-021_S.uvf
! Writing 91 model components to file: 2131-021_S.mod
! wwins: Wrote 3 windows to 2131-021_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.62 x 4.681 at 9.851 degrees (North through East)
! Clean map  min=-0.005843  max=0.8695 Jy/beam
! Writing clean map to FITS file: 2131-021_S.fits
! Writing difmap environment to: 2131-021_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 2131-021_S]
device 2131-021_Suv.ps/vps,1,2
! Attempting to open device: '2131-021_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 2131-021_Sim.ps/vps
! Attempting to open device: '2131-021_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=2.62 mas, bmaj=4.681 mas, bpa=9.851 degrees
! Estimated noise=1.46293 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.62 x 4.681 at 9.851 degrees (North through East)
! Clean map  min=-0.005843  max=0.8695 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.4]
quit
! Quitting program
! Log file 2131-021_S.log closed on Thu Mar 19 23:18:19 2009