! Started logfile: 1156+295_X.log on Wed May 14 12:45:09 2008
observe 1156+295_X.edt
! Reading UV FITS file: 1156+295_X.edt
! AN table 1: 39 integrations on 153 of 153 possible baselines.
! Apparent sampling: 0.0514496 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 1156+295
! 
! 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 938 lines of history.
! 
! Reading 1228 visibilities.
![@gonzo8-0.1 1156+295_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 584 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 591 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 588 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 562 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=1.249893Jy  sigma=0.015704
! Fit after  self-cal, rms=1.237848Jy  sigma=0.015635
! 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=0.5859 mas, bmaj=1.19 mas, bpa=51.53 degrees
! Estimated noise=3246.23 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 = 1.70533 Jy
! Total flux subtracted in 50 components = 1.70533 Jy
! Clean residual min=-0.178535 max=0.475586 Jy/beam
! Clean residual mean=0.000572 rms=0.062368 Jy/beam
! Combined flux in latest and established models = 1.70533 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 1.70533 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.556680Jy  sigma=0.007229
! Fit after  self-cal, rms=0.556680Jy  sigma=0.007229
! 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=0.5721 mas, bmaj=1.326 mas, bpa=52.74 degrees
! Estimated noise=2141.98 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 = 0.421157 Jy
! Component: 100  -  total flux cleaned = 0.553544 Jy
! Total flux subtracted in 100 components = 0.553544 Jy
! Clean residual min=-0.073537 max=0.073651 Jy/beam
! Clean residual mean=0.002125 rms=0.032612 Jy/beam
! Combined flux in latest and established models = 2.25887 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 16 model components to the UV plane model.
! The established model now contains 16 components and 2.25887 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.177137Jy  sigma=0.002178
! Fit after  self-cal, rms=0.177125Jy  sigma=0.002178
! 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 18 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.99     FD        1.08     GC        1.01     HH        1.00*    
!   HN        1.00*    KK        0.94     KP        0.97     LA        1.00*    
!   MC        1.00*    MK        0.98     NL        1.00*    NY        1.01     
!   ON        1.00*    OV        0.97     PT        1.00*    SC        1.00*    
!   WF        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 2.
!  A total of 27 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.01     FD        1.07     GC        1.00*    HH        1.00*    
!   HN        1.00*    KK        0.97     KP        1.00*    LA        1.00*    
!   MC        1.00*    MK        0.96     NL        1.00*    NY        1.01     
!   ON        1.00*    OV        1.00*    PT        1.00*    SC        1.00*    
!   WF        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 3.
!  A total of 18 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.01     FD        1.11     GC        1.10     HH        1.00*    
!   HN        1.00*    KK        0.95     KP        1.00     LA        1.00*    
!   MC        1.00*    MK        0.96     NL        1.00*    NY        1.02     
!   ON        1.00*    OV        0.95     PT        1.00*    SC        1.00*    
!   WF        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 4.
!  A total of 21 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00     FD        1.08     GC        1.11     HH        1.00*    
!   HN        1.00*    KK        0.96     KP        0.96     LA        1.00*    
!   MC        1.00*    MK        0.93     NL        1.00*    NY        1.03     
!   ON        1.00*    OV        1.00     PT        1.04     SC        1.00*    
!   WF        1.00*    WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.177125Jy  sigma=0.002178
! Fit after  self-cal, rms=0.133335Jy  sigma=0.001523
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.5809 mas, bmaj=1.27 mas, bpa=53.64 degrees
! Estimated noise=2239.21 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 = 0.0576152 Jy
! Component: 100  -  total flux cleaned = 0.0781142 Jy
! Total flux subtracted in 100 components = 0.0781142 Jy
! Clean residual min=-0.025606 max=0.020562 Jy/beam
! Clean residual mean=0.000264 rms=0.006365 Jy/beam
! Combined flux in latest and established models = 2.33699 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 22 components and 2.33699 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.109554Jy  sigma=0.001253
! Fit after  self-cal, rms=0.109609Jy  sigma=0.001252
! 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 = 0.00931332 Jy
! Component: 100  -  total flux cleaned = 0.0147395 Jy
! Total flux subtracted in 100 components = 0.0147395 Jy
! Clean residual min=-0.024907 max=0.021066 Jy/beam
! Clean residual mean=0.000172 rms=0.005703 Jy/beam
! Combined flux in latest and established models = 2.35173 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 27 components and 2.35173 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.108799Jy  sigma=0.001245
! Fit after  self-cal, rms=0.099714Jy  sigma=0.001090
! Inverting map and beam 
! Estimated beam: bmin=0.5799 mas, bmaj=1.272 mas, bpa=53.67 degrees
! Estimated noise=2236.15 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 = 0.0056409 Jy
! Component: 100  -  total flux cleaned = 0.00561867 Jy
! Total flux subtracted in 100 components = 0.00561867 Jy
! Clean residual min=-0.010122 max=0.011231 Jy/beam
! Clean residual mean=0.000068 rms=0.002629 Jy/beam
! Combined flux in latest and established models = 2.35734 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 31 components and 2.35734 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.099151Jy  sigma=0.001084
! Fit after  self-cal, rms=0.099163Jy  sigma=0.001083
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 1156+295_X
! Writing UV FITS file: 1156+295_X.uvf
! Writing 31 model components to file: 1156+295_X.mod
! wwins: Wrote 1 windows to 1156+295_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.5799 x 1.272 at 53.67 degrees (North through East)
! Clean map  min=-0.0096206  max=2.1915 Jy/beam
! Writing clean map to FITS file: 1156+295_X.fits
! Writing difmap environment to: 1156+295_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 1156+295_X]
device 1156+295_Xuv.ps/vps,1,2
! Attempting to open device: '1156+295_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 1156+295_Xim.ps/vps
! Attempting to open device: '1156+295_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=0.5799 mas, bmaj=1.272 mas, bpa=53.67 degrees
! Estimated noise=2236.15 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.5799 x 1.272 at 53.67 degrees (North through East)
! Clean map  min=-0.0096206  max=2.1915 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo8-0.1]
quit
! Quitting program
! Log file 1156+295_X.log closed on Wed May 14 12:45:16 2008