! Started logfile: 1424-418_X.log on Sat Nov 18 16:20:13 2006
observe 1424-418_X.edt
! Reading UV FITS file: 1424-418_X.edt
! AN table 1: 13 integrations on 153 of 153 possible baselines.
! Apparent sampling: 0.0859729 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 1424-418
! 
! 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 1304 lines of history.
! 
! Reading 684 visibilities.
![@gonzo8-0.1-pw 1424-418_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 161 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 161 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 161 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 161 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=0.260227Jy  sigma=0.003545
! Fit after  self-cal, rms=0.259549Jy  sigma=0.003535
! 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
peakw win_mult
! Inverting map and beam 
! Estimated beam: bmin=0.7737 mas, bmaj=9.005 mas, bpa=-27.99 degrees
! Estimated noise=2514.91 mJy/beam.
! Added new window around map position (-0.1, 0.2).
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=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.567374 Jy
! Total flux subtracted in 50 components = 0.567374 Jy
! Clean residual min=-0.073096 max=0.158478 Jy/beam
! Clean residual mean=-0.000545 rms=0.032565 Jy/beam
! Combined flux in latest and established models = 0.567374 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 0.567374 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.304611Jy  sigma=0.004485
! Fit after  self-cal, rms=0.304148Jy  sigma=0.004476
! 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=1.091 mas, bmaj=9.361 mas, bpa=-27 degrees
! Estimated noise=1964.03 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 = 0.225699 Jy
! Component: 100  -  total flux cleaned = 0.306878 Jy
! Total flux subtracted in 100 components = 0.306878 Jy
! Clean residual min=-0.037352 max=0.036515 Jy/beam
! Clean residual mean=0.000123 rms=0.014220 Jy/beam
! Combined flux in latest and established models = 0.874252 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 51 model components to the UV plane model.
! The established model now contains 53 components and 0.874252 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.108468Jy  sigma=0.001562
! Fit after  self-cal, rms=0.107789Jy  sigma=0.001555
! 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:
!   FD        0.95     GC        1.00*    HH        1.00*    HN        1.00*    
!   LA        0.98     MC        1.00*    MK        0.99     NY        1.00*    
!   ON        1.00*    OV        1.05     PT        0.95     SC        1.00*    
!   TS        1.00*    WF        1.00*    BR        1.00*    KK        1.00*    
!   KP        0.96     WZ        1.00*    
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   FD        0.93     GC        1.00*    HH        1.00*    HN        1.00*    
!   LA        0.98     MC        1.00*    MK        1.03     NY        1.00*    
!   ON        1.00*    OV        1.05     PT        0.99     SC        1.00*    
!   TS        1.00*    WF        1.00*    BR        1.00*    KK        1.00*    
!   KP        0.93     WZ        1.00*    
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   FD        0.92     GC        1.00*    HH        1.00*    HN        1.00*    
!   LA        0.97     MC        1.00*    MK        1.04     NY        1.00*    
!   ON        1.00*    OV        1.07     PT        1.03     SC        1.00*    
!   TS        1.00*    WF        1.00*    BR        1.00*    KK        1.00*    
!   KP        0.92     WZ        1.00*    
! 
! 
! Correcting IF 4.
!  Telescope amplitude corrections in sub-array 1:
!   FD        0.91     GC        1.00*    HH        1.00*    HN        1.00*    
!   LA        0.95     MC        1.00*    MK        1.06     NY        1.00*    
!   ON        1.00*    OV        1.05     PT        1.02     SC        1.00*    
!   TS        1.00*    WF        1.00*    BR        1.00*    KK        1.00*    
!   KP        0.94     WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.107789Jy  sigma=0.001555
! Fit after  self-cal, rms=0.086653Jy  sigma=0.001267
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=1.114 mas, bmaj=9.466 mas, bpa=-26.88 degrees
! Estimated noise=1891.82 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 = 0.0152091 Jy
! Component: 100  -  total flux cleaned = 0.01824 Jy
! Total flux subtracted in 100 components = 0.01824 Jy
! Clean residual min=-0.017233 max=0.028113 Jy/beam
! Clean residual mean=0.000331 rms=0.007724 Jy/beam
! Combined flux in latest and established models = 0.892492 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 78 components and 0.892492 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.082778Jy  sigma=0.001213
! Fit after  self-cal, rms=0.082427Jy  sigma=0.001208
! 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 = 7.17553e-05 Jy
! Component: 100  -  total flux cleaned = 0.000323886 Jy
! Total flux subtracted in 100 components = 0.000323886 Jy
! Clean residual min=-0.017075 max=0.026562 Jy/beam
! Clean residual mean=0.000342 rms=0.007260 Jy/beam
! Combined flux in latest and established models = 0.892816 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 14 model components to the UV plane model.
! The established model now contains 91 components and 0.892816 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.081586Jy  sigma=0.001196
! Fit after  self-cal, rms=0.079795Jy  sigma=0.001174
! Inverting map and beam 
! Estimated beam: bmin=1.113 mas, bmaj=9.44 mas, bpa=-26.89 degrees
! Estimated noise=1891.69 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 = 0.00832659 Jy
! Component: 100  -  total flux cleaned = 0.00917469 Jy
! Total flux subtracted in 100 components = 0.00917468 Jy
! Clean residual min=-0.015886 max=0.023120 Jy/beam
! Clean residual mean=0.000446 rms=0.006653 Jy/beam
! Combined flux in latest and established models = 0.901991 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 18 model components to the UV plane model.
! The established model now contains 107 components and 0.901991 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.078943Jy  sigma=0.001162
! Fit after  self-cal, rms=0.078914Jy  sigma=0.001162
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 1424-418_X
! Writing UV FITS file: 1424-418_X.uvf
! Writing 107 model components to file: 1424-418_X.mod
! wwins: Wrote 1 windows to 1424-418_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 1.113 x 9.44 at -26.89 degrees (North through East)
! Clean map  min=-0.017014  max=0.72835 Jy/beam
! Writing clean map to FITS file: 1424-418_X.fits
! Writing difmap environment to: 1424-418_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 1424-418_X]
device 1424-418_Xuv.ps/vps,1,2
! Attempting to open device: '1424-418_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 1424-418_Xim.ps/vps
! Attempting to open device: '1424-418_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=1.113 mas, bmaj=9.44 mas, bpa=-26.89 degrees
! Estimated noise=1891.69 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 1.113 x 9.44 at -26.89 degrees (North through East)
! Clean map  min=-0.017014  max=0.72835 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo8-0.1-pw]
quit
! Quitting program
! Log file 1424-418_X.log closed on Sat Nov 18 16:20:21 2006