! Started logfile: 1412+461_S.log on Wed Oct 31 11:20:03 2007
observe 1412+461_S.edt
! Reading UV FITS file: 1412+461_S.edt
! AN table 1: 44 integrations on 105 of 105 possible baselines.
! AN table 2: 43 integrations on 105 of 105 possible baselines.
! Apparent sampling: 0.361467 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 1412+461
! 
! 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  2.23697e+09        8e+06          1        8e+06
!  02        2  2.26697e+09        8e+06          1        8e+06
!  03        3  2.35697e+09        8e+06          1        8e+06
!  04        4  2.37697e+09        8e+06          1        8e+06
! 
! Polarization(s): RR
! 
! Read 970 lines of history.
! 
! Reading 13208 visibilities.
![@gonzo7-0.4 1412+461_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 162 telescope corrections were flagged in sub-array 1.
!  A total of 395 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 2.
!  A total of 249 telescope corrections were flagged in sub-array 1.
!  A total of 395 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 3.
!  A total of 203 telescope corrections were flagged in sub-array 1.
!  A total of 395 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 4.
!  A total of 244 telescope corrections were flagged in sub-array 1.
!  A total of 394 telescope corrections were flagged in sub-array 2.
! 
! Fit before self-cal, rms=0.857693Jy  sigma=0.009356
! Fit after  self-cal, rms=0.857602Jy  sigma=0.009356
! 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=1.766 mas, bmaj=4.234 mas, bpa=11.07 degrees
! Estimated noise=1356.6 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 = 0.0998177 Jy
! Total flux subtracted in 50 components = 0.0998177 Jy
! Clean residual min=-0.017198 max=0.039257 Jy/beam
! Clean residual mean=-0.000225 rms=0.004953 Jy/beam
! Combined flux in latest and established models = 0.0998177 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 0.0998177 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.185078Jy  sigma=0.001733
! Fit after  self-cal, rms=0.185077Jy  sigma=0.001733
! Inverting map 
! Added new window around map position (4.8, -27.2).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0417439 Jy
! Total flux subtracted in 50 components = 0.0417439 Jy
! Clean residual min=-0.015177 max=0.022528 Jy/beam
! Clean residual mean=-0.000176 rms=0.004167 Jy/beam
! Combined flux in latest and established models = 0.141562 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 16 components and 0.141562 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.173402Jy  sigma=0.001586
! Fit after  self-cal, rms=0.173084Jy  sigma=0.001583
! 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=2.675 mas, bmaj=5.655 mas, bpa=7.215 degrees
! Estimated noise=654.038 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 = 0.053764 Jy
! Component: 100  -  total flux cleaned = 0.0873022 Jy
! Total flux subtracted in 100 components = 0.0873022 Jy
! Clean residual min=-0.013339 max=0.025449 Jy/beam
! Clean residual mean=-0.000427 rms=0.004963 Jy/beam
! Combined flux in latest and established models = 0.228864 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 43 components and 0.228864 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.156712Jy  sigma=0.001370
! Fit after  self-cal, rms=0.155996Jy  sigma=0.001361
! 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:
!   FD        1.39     HH        1.00*    KB        1.11     KP        1.32     
!   LA        0.81     MK        1.34     NL        0.90     NY        1.09     
!   OV        0.67     PT        0.70     SC        1.44     TC        1.00*    
!   WF        1.19     WZ        1.00*    BR        0.89     
! 
!  Telescope amplitude corrections in sub-array 2:
!   FD        1.19     HH        1.00*    KB        1.00*    KP        1.33     
!   LA        0.82     MK        1.00*    NL        0.81     NY        1.00*    
!   OV        1.00*    PT        0.88     SC        1.00*    TC        1.00*    
!   WF        0.79     WZ        1.00*    BR        1.00*    
! 
! 
! Correcting IF 2.
!  A total of 6 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   FD        1.08     HH        1.00*    KB        1.18     KP        1.07     
!   LA        0.67     MK        1.00*    NL        0.95     NY        1.00*    
!   OV        0.69     PT        0.71     SC        1.05     TC        1.00*    
!   WF        1.15     WZ        1.00*    BR        0.87     
! 
!  Telescope amplitude corrections in sub-array 2:
!   FD        1.14     HH        1.00*    KB        1.00*    KP        1.06     
!   LA        0.85     MK        1.00*    NL        0.85     NY        1.00*    
!   OV        1.00*    PT        0.88     SC        1.00*    TC        1.00*    
!   WF        0.87     WZ        1.00*    BR        1.00*    
! 
! 
! Correcting IF 3.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   FD        1.25     HH        1.00*    KB        1.36     KP        1.27     
!   LA        0.74     MK        1.36     NL        0.98     NY        1.00*    
!   OV        0.71     PT        0.77     SC        1.18     TC        1.00*    
!   WF        1.10     WZ        1.00*    BR        0.93     
! 
!  Telescope amplitude corrections in sub-array 2:
!   FD        1.23     HH        1.00*    KB        1.00*    KP        1.26     
!   LA        0.86     MK        1.00*    NL        0.91     NY        1.00*    
!   OV        1.00*    PT        0.86     SC        1.00*    TC        1.00*    
!   WF        0.91     WZ        1.00*    BR        1.00*    
! 
! 
! Correcting IF 4.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   FD        1.18     HH        1.00*    KB        1.00*    KP        1.23     
!   LA        0.69     MK        1.33     NL        0.97     NY        1.00*    
!   OV        0.73     PT        0.78     SC        1.13     TC        1.00*    
!   WF        1.01     WZ        1.00*    BR        0.91     
! 
!  Telescope amplitude corrections in sub-array 2:
!   FD        1.08     HH        1.00*    KB        1.00*    KP        1.12     
!   LA        0.84     MK        1.00*    NL        0.91     NY        1.00*    
!   OV        1.00*    PT        0.91     SC        1.00*    TC        1.00*    
!   WF        0.75     WZ        1.00*    BR        1.00*    
! 
! 
! Fit before self-cal, rms=0.155996Jy  sigma=0.001361
! Fit after  self-cal, rms=0.155185Jy  sigma=0.001223
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=2.953 mas, bmaj=6.182 mas, bpa=7.988 degrees
! Estimated noise=610.541 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 = 0.0120527 Jy
! Component: 100  -  total flux cleaned = 0.0138792 Jy
! Total flux subtracted in 100 components = 0.0138792 Jy
! Clean residual min=-0.006990 max=0.009233 Jy/beam
! Clean residual mean=0.000003 rms=0.001947 Jy/beam
! Combined flux in latest and established models = 0.242743 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 50 components and 0.242743 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.154217Jy  sigma=0.001211
! Fit after  self-cal, rms=0.154543Jy  sigma=0.001207
! 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 (5.6, -10).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00496064 Jy
! Component: 100  -  total flux cleaned = 0.00611964 Jy
! Total flux subtracted in 100 components = 0.00611964 Jy
! Clean residual min=-0.006216 max=0.007753 Jy/beam
! Clean residual mean=0.000038 rms=0.001732 Jy/beam
! Combined flux in latest and established models = 0.248863 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 11 model components to the UV plane model.
! The established model now contains 59 components and 0.248863 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.153804Jy  sigma=0.001201
! Fit after  self-cal, rms=0.155112Jy  sigma=0.001187
! Inverting map and beam 
! Estimated beam: bmin=2.962 mas, bmaj=6.129 mas, bpa=7.734 degrees
! Estimated noise=611.448 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 = 0.00420094 Jy
! Component: 100  -  total flux cleaned = 0.00548497 Jy
! Total flux subtracted in 100 components = 0.00548497 Jy
! Clean residual min=-0.005622 max=0.007497 Jy/beam
! Clean residual mean=-0.000006 rms=0.001594 Jy/beam
! Combined flux in latest and established models = 0.254348 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 66 components and 0.254348 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.154766Jy  sigma=0.001184
! Fit after  self-cal, rms=0.154845Jy  sigma=0.001183
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 1412+461_S
! Writing UV FITS file: 1412+461_S.uvf
! Writing 66 model components to file: 1412+461_S.mod
! wwins: Wrote 3 windows to 1412+461_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.962 x 6.129 at 7.734 degrees (North through East)
! Clean map  min=-0.005781  max=0.14024 Jy/beam
! Writing clean map to FITS file: 1412+461_S.fits
! Writing difmap environment to: 1412+461_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 1412+461_S]
device 1412+461_Suv.ps/vps,1,2
! Attempting to open device: '1412+461_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 1412+461_Sim.ps/vps
! Attempting to open device: '1412+461_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=2.962 mas, bmaj=6.129 mas, bpa=7.734 degrees
! Estimated noise=611.448 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.962 x 6.129 at 7.734 degrees (North through East)
! Clean map  min=-0.005781  max=0.14024 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.4]
quit
! Quitting program
! Log file 1412+461_S.log closed on Wed Oct 31 11:20:18 2007