! Started logfile: 1514-241_S.log on Tue Aug 16 18:14:17 2005
observe 1514-241_S.edt
! Reading UV FITS file: 1514-241_S.edt
! AN table 1: 27 integrations on 171 of 171 possible baselines.
! AN table 2: 42 integrations on 171 of 171 possible baselines.
! Apparent sampling: 0.196288 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 1514-241
! 
! 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 9264 visibilities.
![@gonzo7-0.4 1514-241_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 401 telescope corrections were flagged in sub-array 1.
!  A total of 541 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 2.
!  A total of 403 telescope corrections were flagged in sub-array 1.
!  A total of 540 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 3.
!  A total of 416 telescope corrections were flagged in sub-array 1.
!  A total of 548 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 4.
!  A total of 402 telescope corrections were flagged in sub-array 1.
!  A total of 555 telescope corrections were flagged in sub-array 2.
! 
! Fit before self-cal, rms=0.877968Jy  sigma=0.012253
! Fit after  self-cal, rms=0.879380Jy  sigma=0.012298
! 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=2.171 mas, bmaj=4.86 mas, bpa=16.37 degrees
! Estimated noise=1672.22 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 = 1.27222 Jy
! Total flux subtracted in 50 components = 1.27222 Jy
! Clean residual min=-0.095879 max=0.403097 Jy/beam
! Clean residual mean=0.000163 rms=0.034863 Jy/beam
! Combined flux in latest and established models = 1.27222 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 3 model components to the UV plane model.
! The established model now contains 3 components and 1.27222 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.641228Jy  sigma=0.009034
! Fit after  self-cal, rms=0.641226Jy  sigma=0.009034
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.384244 Jy
! Total flux subtracted in 50 components = 0.384244 Jy
! Clean residual min=-0.055990 max=0.154794 Jy/beam
! Clean residual mean=0.000062 rms=0.017866 Jy/beam
! Combined flux in latest and established models = 1.65647 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 11 components and 1.65647 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.349325Jy  sigma=0.004962
! Fit after  self-cal, rms=0.348951Jy  sigma=0.004958
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.158072 Jy
! Total flux subtracted in 50 components = 0.158072 Jy
! Clean residual min=-0.043908 max=0.089802 Jy/beam
! Clean residual mean=0.000023 rms=0.012812 Jy/beam
! Combined flux in latest and established models = 1.81454 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 17 components and 1.81454 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.260946Jy  sigma=0.003691
! Fit after  self-cal, rms=0.260467Jy  sigma=0.003686
! 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=3.495 mas, bmaj=8.204 mas, bpa=0.8961 degrees
! Estimated noise=767.663 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 = 0.120088 Jy
! Component: 100  -  total flux cleaned = 0.17477 Jy
! Total flux subtracted in 100 components = 0.17477 Jy
! Clean residual min=-0.042806 max=0.102437 Jy/beam
! Clean residual mean=0.000143 rms=0.015392 Jy/beam
! Combined flux in latest and established models = 1.98931 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 30 model components to the UV plane model.
! The established model now contains 43 components and 1.98931 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.212457Jy  sigma=0.002916
! Fit after  self-cal, rms=0.212099Jy  sigma=0.002912
! Inverting map 
! Added new window around map position (6.8, -16.4).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.097142 Jy
! Component: 100  -  total flux cleaned = 0.149316 Jy
! Total flux subtracted in 100 components = 0.149316 Jy
! Clean residual min=-0.034715 max=0.040165 Jy/beam
! Clean residual mean=-0.000420 rms=0.009135 Jy/beam
! Combined flux in latest and established models = 2.13863 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 46 model components to the UV plane model.
! The established model now contains 89 components and 2.13863 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.172680Jy  sigma=0.002229
! Fit after  self-cal, rms=0.167117Jy  sigma=0.002154
! 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 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00*    FD        0.97     GC        1.00*    HH        1.04     
!   HN        1.01     KK        1.00*    KP        0.99     LA        0.97     
!   MC        1.00*    MK        1.00*    NL        1.09     NY        1.00*    
!   ON        1.00*    OV        1.00*    PT        0.95     SC        0.96     
!   TS        1.00*    WF        1.01     WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.04     FD        1.00     GC        1.00*    HH        1.00*    
!   HN        0.99     KK        1.00*    KP        0.98     LA        0.97     
!   MC        1.00*    MK        1.03     NL        0.98     NY        1.00*    
!   ON        1.00*    OV        1.01     PT        0.97     SC        0.88     
!   TS        1.00*    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        1.00*    FD        0.97     GC        1.00*    HH        1.00     
!   HN        1.03     KK        1.00*    KP        0.97     LA        0.99     
!   MC        1.00*    MK        1.00*    NL        1.09     NY        1.00*    
!   ON        1.00*    OV        1.00*    PT        0.96     SC        1.03     
!   TS        1.00*    WF        0.97     WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.04     FD        1.02     GC        1.00*    HH        1.00*    
!   HN        1.02     KK        1.00*    KP        0.98     LA        0.96     
!   MC        1.00*    MK        1.02     NL        0.99     NY        1.00*    
!   ON        1.00*    OV        1.00     PT        0.97     SC        1.03     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00*    FD        0.99     GC        1.00*    HH        0.94     
!   HN        1.03     KK        1.00*    KP        0.99     LA        1.39     
!   MC        1.00*    MK        1.00*    NL        1.10     NY        1.00*    
!   ON        1.00*    OV        1.00*    PT        0.97     SC        1.11     
!   TS        1.00*    WF        0.99     WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.03     FD        0.99     GC        1.00*    HH        1.00*    
!   HN        1.09     KK        1.00*    KP        0.98     LA        0.84     
!   MC        1.00*    MK        1.03     NL        1.00     NY        1.00*    
!   ON        1.00*    OV        1.00     PT        0.98     SC        1.04     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 4.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00*    FD        0.98     GC        1.00*    HH        0.89     
!   HN        1.04     KK        1.00*    KP        0.96     LA        0.98     
!   MC        1.00*    MK        1.00*    NL        1.09     NY        1.00*    
!   ON        1.00*    OV        1.00*    PT        0.97     SC        1.13     
!   TS        1.00*    WF        0.99     WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.05     FD        0.98     GC        1.00*    HH        1.00*    
!   HN        1.05     KK        1.00*    KP        0.98     LA        0.99     
!   MC        1.00*    MK        1.00*    NL        0.98     NY        1.00*    
!   ON        1.00*    OV        1.01     PT        0.98     SC        1.10     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.167117Jy  sigma=0.002154
! Fit after  self-cal, rms=0.129372Jy  sigma=0.001632
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=3.506 mas, bmaj=8.225 mas, bpa=1.262 degrees
! Estimated noise=767.926 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 = 0.0276046 Jy
! Component: 100  -  total flux cleaned = 0.035661 Jy
! Total flux subtracted in 100 components = 0.035661 Jy
! Clean residual min=-0.014245 max=0.018814 Jy/beam
! Clean residual mean=0.000056 rms=0.004679 Jy/beam
! Combined flux in latest and established models = 2.17429 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 29 model components to the UV plane model.
! The established model now contains 118 components and 2.17429 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.124590Jy  sigma=0.001543
! Fit after  self-cal, rms=0.123804Jy  sigma=0.001534
! 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 = 0.00627149 Jy
! Component: 100  -  total flux cleaned = 0.00881836 Jy
! Total flux subtracted in 100 components = 0.00881836 Jy
! Clean residual min=-0.015595 max=0.017576 Jy/beam
! Clean residual mean=0.000019 rms=0.004286 Jy/beam
! Combined flux in latest and established models = 2.18311 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 25 model components to the UV plane model.
! The established model now contains 132 components and 2.1831 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.122503Jy  sigma=0.001510
! Fit after  self-cal, rms=0.114045Jy  sigma=0.001388
! Inverting map and beam 
! Estimated beam: bmin=3.502 mas, bmaj=8.23 mas, bpa=1.305 degrees
! Estimated noise=766.845 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 = 0.0122919 Jy
! Component: 100  -  total flux cleaned = 0.0131938 Jy
! Total flux subtracted in 100 components = 0.0131938 Jy
! Clean residual min=-0.012610 max=0.016353 Jy/beam
! Clean residual mean=0.000071 rms=0.003570 Jy/beam
! Combined flux in latest and established models = 2.1963 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 26 model components to the UV plane model.
! The established model now contains 154 components and 2.1963 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.112842Jy  sigma=0.001366
! Fit after  self-cal, rms=0.112547Jy  sigma=0.001363
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 1514-241_S
! Writing UV FITS file: 1514-241_S.uvf
! Writing 154 model components to file: 1514-241_S.mod
! wwins: Wrote 2 windows to 1514-241_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.502 x 8.23 at 1.305 degrees (North through East)
! Clean map  min=-0.013953  max=1.6562 Jy/beam
! Writing clean map to FITS file: 1514-241_S.fits
! Writing difmap environment to: 1514-241_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 1514-241_S]
device 1514-241_Suv.ps/vps,1,2
! Attempting to open device: '1514-241_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 1514-241_Sim.ps/vps
! Attempting to open device: '1514-241_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=3.502 mas, bmaj=8.23 mas, bpa=1.305 degrees
! Estimated noise=766.845 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.502 x 8.23 at 1.305 degrees (North through East)
! Clean map  min=-0.013953  max=1.6562 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.4]
quit
! Quitting program
! Log file 1514-241_S.log closed on Tue Aug 16 18:14:40 2005