! Started logfile: 1357+769_X.log on Wed May 14 13:26:18 2008
observe 1357+769_X.edt
! Reading UV FITS file: 1357+769_X.edt
! AN table 1: 157 integrations on 153 of 153 possible baselines.
! Apparent sampling: 0.387411 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 1357+769
! 
! 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 37224 visibilities.
![@gonzo7-0.1 1357+769_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 = 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 0.100x0.100 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 1705 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 1697 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 1706 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 1716 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=0.275568Jy  sigma=0.003455
! Fit after  self-cal, rms=0.274367Jy  sigma=0.003448
! 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=0.5643 mas, bmaj=0.6 mas, bpa=34.37 degrees
! Estimated noise=726.523 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 = 0.568918 Jy
! Total flux subtracted in 50 components = 0.568918 Jy
! Clean residual min=-0.017244 max=0.158744 Jy/beam
! Clean residual mean=0.000020 rms=0.004056 Jy/beam
! Combined flux in latest and established models = 0.568918 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 0.568918 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.216091Jy  sigma=0.002953
! Fit after  self-cal, rms=0.216091Jy  sigma=0.002953
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.12522 Jy
! Total flux subtracted in 50 components = 0.12522 Jy
! Clean residual min=-0.008572 max=0.040330 Jy/beam
! Clean residual mean=0.000015 rms=0.001982 Jy/beam
! Combined flux in latest and established models = 0.694138 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 6 components and 0.694138 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.129453Jy  sigma=0.001689
! Fit after  self-cal, rms=0.129449Jy  sigma=0.001689
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0437843 Jy
! Total flux subtracted in 50 components = 0.0437843 Jy
! Clean residual min=-0.006848 max=0.021634 Jy/beam
! Clean residual mean=0.000013 rms=0.001592 Jy/beam
! Combined flux in latest and established models = 0.737922 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 15 components and 0.737922 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.114095Jy  sigma=0.001423
! Fit after  self-cal, rms=0.114087Jy  sigma=0.001423
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.026802 Jy
! Total flux subtracted in 50 components = 0.026802 Jy
! Clean residual min=-0.006625 max=0.014275 Jy/beam
! Clean residual mean=0.000012 rms=0.001423 Jy/beam
! Combined flux in latest and established models = 0.764724 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 19 components and 0.764724 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.108116Jy  sigma=0.001313
! Fit after  self-cal, rms=0.108114Jy  sigma=0.001313
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0178377 Jy
! Total flux subtracted in 50 components = 0.0178377 Jy
! Clean residual min=-0.006457 max=0.009554 Jy/beam
! Clean residual mean=0.000011 rms=0.001339 Jy/beam
! Combined flux in latest and established models = 0.782562 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 20 components and 0.782562 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.105539Jy  sigma=0.001262
! Fit after  self-cal, rms=0.105539Jy  sigma=0.001262
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0119247 Jy
! Total flux subtracted in 50 components = 0.0119247 Jy
! Clean residual min=-0.006332 max=0.006468 Jy/beam
! Clean residual mean=0.000010 rms=0.001300 Jy/beam
! Combined flux in latest and established models = 0.794486 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 22 components and 0.794486 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.104465Jy  sigma=0.001239
! Fit after  self-cal, rms=0.104465Jy  sigma=0.001239
! 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=0.7274 mas, bmaj=0.7367 mas, bpa=78.57 degrees
! Estimated noise=399.302 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 = 0.010066 Jy
! Component: 100  -  total flux cleaned = 0.0147208 Jy
! Total flux subtracted in 100 components = 0.0147208 Jy
! Clean residual min=-0.004330 max=0.004362 Jy/beam
! Clean residual mean=-0.000002 rms=0.000978 Jy/beam
! Combined flux in latest and established models = 0.809207 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 20 model components to the UV plane model.
! The established model now contains 32 components and 0.809207 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.103829Jy  sigma=0.001224
! Fit after  self-cal, rms=0.103828Jy  sigma=0.001224
! 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 69 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.97     FD        1.01     GC        0.95     HH        1.00*    
!   HN        0.97     KK        1.02     KP        0.99     LA        1.01     
!   MC        0.96     MK        0.98     NL        0.99     NY        0.96     
!   ON        0.94     OV        0.98     PT        1.00     SC        1.16     
!   WF        0.98     WZ        1.02     
! 
! 
! Correcting IF 2.
!  A total of 63 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.98     FD        1.00     GC        0.97     HH        1.00*    
!   HN        0.96     KK        1.05     KP        0.99     LA        1.02     
!   MC        0.98     MK        0.98     NL        0.97     NY        0.96     
!   ON        0.95     OV        0.98     PT        1.02     SC        1.15     
!   WF        0.98     WZ        1.03     
! 
! 
! Correcting IF 3.
!  A total of 72 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00     FD        1.03     GC        0.97     HH        1.00*    
!   HN        0.97     KK        1.03     KP        1.01     LA        1.02     
!   MC        1.00     MK        0.96     NL        0.98     NY        0.97     
!   ON        0.97     OV        0.99     PT        1.01     SC        1.17     
!   WF        1.05     WZ        1.03     
! 
! 
! Correcting IF 4.
!  A total of 57 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.99     FD        1.01     GC        1.01     HH        1.00*    
!   HN        0.96     KK        1.04     KP        1.01     LA        1.02     
!   MC        1.05     MK        0.94     NL        1.00     NY        0.99     
!   ON        0.97     OV        0.99     PT        1.04     SC        1.22     
!   WF        1.09     WZ        1.06     
! 
! 
! Fit before self-cal, rms=0.103828Jy  sigma=0.001224
! Fit after  self-cal, rms=0.096725Jy  sigma=0.001132
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.7296 mas, bmaj=0.7395 mas, bpa=74.94 degrees
! Estimated noise=400.823 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 = -0.00140431 Jy
! Component: 100  -  total flux cleaned = -0.00151393 Jy
! Total flux subtracted in 100 components = -0.00151393 Jy
! Clean residual min=-0.002709 max=0.003508 Jy/beam
! Clean residual mean=-0.000036 rms=0.000641 Jy/beam
! Combined flux in latest and established models = 0.807693 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 37 components and 0.807693 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.096685Jy  sigma=0.001132
! Fit after  self-cal, rms=0.096695Jy  sigma=0.001132
! 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 (-1.8, -1).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0030231 Jy
! Component: 100  -  total flux cleaned = 0.00370797 Jy
! Total flux subtracted in 100 components = 0.00370797 Jy
! Clean residual min=-0.002632 max=0.002420 Jy/beam
! Clean residual mean=-0.000045 rms=0.000625 Jy/beam
! Combined flux in latest and established models = 0.811401 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 46 components and 0.811401 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.096621Jy  sigma=0.001130
! Fit after  self-cal, rms=0.093395Jy  sigma=0.001084
! Inverting map and beam 
! Estimated beam: bmin=0.73 mas, bmaj=0.7392 mas, bpa=79.17 degrees
! Estimated noise=401.129 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 = 0.00110244 Jy
! Component: 100  -  total flux cleaned = 0.00166249 Jy
! Total flux subtracted in 100 components = 0.00166249 Jy
! Clean residual min=-0.001837 max=0.001703 Jy/beam
! Clean residual mean=-0.000082 rms=0.000430 Jy/beam
! Combined flux in latest and established models = 0.813064 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 54 components and 0.813064 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.093362Jy  sigma=0.001083
! Fit after  self-cal, rms=0.093364Jy  sigma=0.001083
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 1357+769_X
! Writing UV FITS file: 1357+769_X.uvf
! Writing 54 model components to file: 1357+769_X.mod
! wwins: Wrote 2 windows to 1357+769_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.73 x 0.7392 at 79.17 degrees (North through East)
! Clean map  min=-0.0017387  max=0.74965 Jy/beam
! Writing clean map to FITS file: 1357+769_X.fits
! Writing difmap environment to: 1357+769_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 1357+769_X]
device 1357+769_Xuv.ps/vps,1,2
! Attempting to open device: '1357+769_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 1357+769_Xim.ps/vps
! Attempting to open device: '1357+769_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=0.73 mas, bmaj=0.7392 mas, bpa=79.17 degrees
! Estimated noise=401.129 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.73 x 0.7392 at 79.17 degrees (North through East)
! Clean map  min=-0.0017387  max=0.74965 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.1]
quit
! Quitting program
! Log file 1357+769_X.log closed on Wed May 14 13:26:32 2008