! Started logfile: 0651+410_S.log on Tue Apr 29 21:47:07 2008
observe 0651+410_S.edt
! Reading UV FITS file: 0651+410_S.edt
! AN table 1: 93 integrations on 153 of 153 possible baselines.
! Apparent sampling: 0.234732 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 0651+410
! 
! 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 963 lines of history.
! 
! Reading 13360 visibilities.
![@gonzo7-0.4 0651+410_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 1463 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 1457 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 1457 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 1487 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=0.793323Jy  sigma=0.012539
! Fit after  self-cal, rms=0.792053Jy  sigma=0.012641
! 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=2.194 mas, bmaj=3.448 mas, bpa=-21.35 degrees
! Estimated noise=2065.89 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 = 0.155781 Jy
! Total flux subtracted in 50 components = 0.155781 Jy
! Clean residual min=-0.009409 max=0.043445 Jy/beam
! Clean residual mean=-0.000014 rms=0.003107 Jy/beam
! Combined flux in latest and established models = 0.155781 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 1 model components to the UV plane model.
! The established model now contains 1 components and 0.155781 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.077067Jy  sigma=0.001302
! Fit after  self-cal, rms=0.077067Jy  sigma=0.001302
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.037883 Jy
! Total flux subtracted in 50 components = 0.037883 Jy
! Clean residual min=-0.006645 max=0.015732 Jy/beam
! Clean residual mean=-0.000007 rms=0.001949 Jy/beam
! Combined flux in latest and established models = 0.193664 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 8 model components to the UV plane model.
! The established model now contains 8 components and 0.193664 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.056835Jy  sigma=0.000931
! Fit after  self-cal, rms=0.056839Jy  sigma=0.000931
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0179489 Jy
! Total flux subtracted in 50 components = 0.0179489 Jy
! Clean residual min=-0.005606 max=0.009301 Jy/beam
! Clean residual mean=-0.000004 rms=0.001580 Jy/beam
! Combined flux in latest and established models = 0.211613 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 12 model components to the UV plane model.
! The established model now contains 17 components and 0.211613 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.051023Jy  sigma=0.000813
! Fit after  self-cal, rms=0.051030Jy  sigma=0.000813
! 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=2.679 mas, bmaj=4.634 mas, bpa=-9.738 degrees
! Estimated noise=1156.54 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 = 0.0180017 Jy
! Component: 100  -  total flux cleaned = 0.0284157 Jy
! Total flux subtracted in 100 components = 0.0284157 Jy
! Clean residual min=-0.004045 max=0.005600 Jy/beam
! Clean residual mean=-0.000004 rms=0.001166 Jy/beam
! Combined flux in latest and established models = 0.240028 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 42 model components to the UV plane model.
! The established model now contains 53 components and 0.240028 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.045804Jy  sigma=0.000701
! Fit after  self-cal, rms=0.045812Jy  sigma=0.000701
! 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 9 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.01     FD        0.96     GC        1.00     HH        1.00*    
!   HN        1.02     KK        0.96     KP        0.96     LA        0.96     
!   MC        1.00*    MK        1.04     NL        0.99     NY        1.04     
!   ON        1.00*    OV        0.97     PT        0.97     SC        1.04     
!   WF        1.01     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        0.96     FD        1.00*    GC        0.97     HH        1.00*    
!   HN        1.00     KK        1.03     KP        0.98     LA        0.97     
!   MC        1.04     MK        1.03     NL        0.98     NY        1.00     
!   ON        1.00*    OV        0.97     PT        0.97     SC        1.00     
!   WF        0.98     WZ        1.00*    
! 
! 
! Correcting IF 3.
!  A total of 9 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.93     FD        0.97     GC        1.04     HH        1.00*    
!   HN        1.01     KK        0.95     KP        0.97     LA        0.97     
!   MC        1.09     MK        1.03     NL        1.00     NY        1.11     
!   ON        1.00*    OV        0.96     PT        0.96     SC        1.03     
!   WF        1.02     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        0.99     FD        0.95     GC        1.06     HH        1.00*    
!   HN        1.01     KK        1.05     KP        0.95     LA        0.96     
!   MC        1.06     MK        1.03     NL        0.98     NY        1.07     
!   ON        1.00*    OV        0.96     PT        0.97     SC        1.02     
!   WF        0.99     WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.045812Jy  sigma=0.000701
! Fit after  self-cal, rms=0.044904Jy  sigma=0.000681
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=2.718 mas, bmaj=4.719 mas, bpa=-9.029 degrees
! Estimated noise=1144.83 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 = 0.00202128 Jy
! Component: 100  -  total flux cleaned = 0.00279197 Jy
! Total flux subtracted in 100 components = 0.00279197 Jy
! Clean residual min=-0.002951 max=0.003097 Jy/beam
! Clean residual mean=-0.000001 rms=0.000811 Jy/beam
! Combined flux in latest and established models = 0.24282 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 57 components and 0.24282 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.044835Jy  sigma=0.000680
! Fit after  self-cal, rms=0.044852Jy  sigma=0.000680
! 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 = 0.000370178 Jy
! Component: 100  -  total flux cleaned = 0.000578602 Jy
! Total flux subtracted in 100 components = 0.000578602 Jy
! Clean residual min=-0.002974 max=0.003079 Jy/beam
! Clean residual mean=-0.000001 rms=0.000805 Jy/beam
! Combined flux in latest and established models = 0.243399 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 9 model components to the UV plane model.
! The established model now contains 60 components and 0.243399 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.044836Jy  sigma=0.000679
! Fit after  self-cal, rms=0.043919Jy  sigma=0.000661
! Inverting map and beam 
! Estimated beam: bmin=2.714 mas, bmaj=4.718 mas, bpa=-8.769 degrees
! Estimated noise=1146.94 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 = 0.00145887 Jy
! Component: 100  -  total flux cleaned = 0.0022518 Jy
! Total flux subtracted in 100 components = 0.0022518 Jy
! Clean residual min=-0.002794 max=0.002926 Jy/beam
! Clean residual mean=-0.000000 rms=0.000759 Jy/beam
! Combined flux in latest and established models = 0.245651 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 61 components and 0.245651 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.043883Jy  sigma=0.000660
! Fit after  self-cal, rms=0.043892Jy  sigma=0.000660
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 0651+410_S
! Writing UV FITS file: 0651+410_S.uvf
! Writing 61 model components to file: 0651+410_S.mod
! wwins: Wrote 1 windows to 0651+410_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.714 x 4.718 at -8.769 degrees (North through East)
! Clean map  min=-0.0026818  max=0.2081 Jy/beam
! Writing clean map to FITS file: 0651+410_S.fits
! Writing difmap environment to: 0651+410_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 0651+410_S]
device 0651+410_Suv.ps/vps,1,2
! Attempting to open device: '0651+410_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 0651+410_Sim.ps/vps
! Attempting to open device: '0651+410_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=2.714 mas, bmaj=4.718 mas, bpa=-8.769 degrees
! Estimated noise=1146.94 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.714 x 4.718 at -8.769 degrees (North through East)
! Clean map  min=-0.0026818  max=0.2081 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.4]
quit
! Quitting program
! Log file 0651+410_S.log closed on Tue Apr 29 21:47:12 2008