! Started logfile: 0151+474_X.log on Tue May 13 18:21:53 2008
observe 0151+474_X.edt
! Reading UV FITS file: 0151+474_X.edt
! AN table 1: 96 integrations on 153 of 153 possible baselines.
! Apparent sampling: 0.168164 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 0151+474
! 
! 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 9880 visibilities.
![@gonzo8-0.1 0151+474_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 1538 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 1534 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 1520 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 1532 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=0.689432Jy  sigma=0.008963
! Fit after  self-cal, rms=0.686825Jy  sigma=0.009125
! 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=0.5069 mas, bmaj=0.877 mas, bpa=-19.4 degrees
! Estimated noise=1851 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 = 0.24238 Jy
! Total flux subtracted in 50 components = 0.24238 Jy
! Clean residual min=-0.013348 max=0.067597 Jy/beam
! Clean residual mean=-0.000014 rms=0.003743 Jy/beam
! Combined flux in latest and established models = 0.24238 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 0.24238 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.110700Jy  sigma=0.001491
! Fit after  self-cal, rms=0.110699Jy  sigma=0.001491
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0558721 Jy
! Total flux subtracted in 50 components = 0.0558721 Jy
! Clean residual min=-0.010253 max=0.021668 Jy/beam
! Clean residual mean=-0.000008 rms=0.002320 Jy/beam
! Combined flux in latest and established models = 0.298252 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 7 components and 0.298252 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.082796Jy  sigma=0.001064
! Fit after  self-cal, rms=0.082802Jy  sigma=0.001064
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0235886 Jy
! Total flux subtracted in 50 components = 0.0235886 Jy
! Clean residual min=-0.009109 max=0.011465 Jy/beam
! Clean residual mean=-0.000006 rms=0.001976 Jy/beam
! Combined flux in latest and established models = 0.32184 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 14 components and 0.32184 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.077075Jy  sigma=0.000965
! Fit after  self-cal, rms=0.077084Jy  sigma=0.000965
! 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=0.577 mas, bmaj=0.9616 mas, bpa=-17.43 degrees
! Estimated noise=1308.21 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 = 0.0177791 Jy
! Component: 100  -  total flux cleaned = 0.028156 Jy
! Total flux subtracted in 100 components = 0.028156 Jy
! Clean residual min=-0.005750 max=0.006082 Jy/beam
! Clean residual mean=-0.000021 rms=0.001408 Jy/beam
! Combined flux in latest and established models = 0.349996 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 27 components and 0.349996 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.073616Jy  sigma=0.000904
! Fit after  self-cal, rms=0.073621Jy  sigma=0.000904
! 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 30 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.99     FD        1.01     GC        0.97     HH        1.00*    
!   HN        0.99     KK        0.96     KP        0.98     LA        1.04     
!   MC        0.97     MK        1.00     NL        0.97     NY        0.93     
!   ON        0.94     OV        0.98     PT        1.02     SC        1.06     
!   WF        0.88     WZ        1.05     
! 
! 
! Correcting IF 2.
!  A total of 33 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.96     FD        0.97     GC        0.96     HH        1.00*    
!   HN        0.99     KK        1.03     KP        0.99     LA        1.13     
!   MC        1.04     MK        0.99     NL        0.91     NY        1.03     
!   ON        0.92     OV        1.02     PT        0.98     SC        1.03     
!   WF        0.90     WZ        1.02     
! 
! 
! Correcting IF 3.
!  A total of 48 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.02     FD        1.00     GC        1.00     HH        1.00*    
!   HN        0.97     KK        1.00     KP        0.98     LA        1.11     
!   MC        1.02     MK        0.98     NL        0.98     NY        1.00     
!   ON        0.94     OV        0.99     PT        1.03     SC        1.08     
!   WF        0.97     WZ        0.98     
! 
! 
! Correcting IF 4.
!  A total of 27 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.96     FD        0.97     GC        1.04     HH        1.00*    
!   HN        1.00     KK        0.96     KP        1.02     LA        1.07     
!   MC        1.05     MK        0.98     NL        0.96     NY        0.97     
!   ON        0.85     OV        0.97     PT        1.08     SC        1.16     
!   WF        1.09     WZ        1.07     
! 
! 
! Fit before self-cal, rms=0.073621Jy  sigma=0.000904
! Fit after  self-cal, rms=0.070832Jy  sigma=0.000882
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.5731 mas, bmaj=0.9741 mas, bpa=-17.57 degrees
! Estimated noise=1340.48 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 = 0.00318416 Jy
! Component: 100  -  total flux cleaned = 0.00434719 Jy
! Total flux subtracted in 100 components = 0.00434719 Jy
! Clean residual min=-0.005780 max=0.006057 Jy/beam
! Clean residual mean=-0.000010 rms=0.001223 Jy/beam
! Combined flux in latest and established models = 0.354343 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 10 model components to the UV plane model.
! The established model now contains 36 components and 0.354343 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.070705Jy  sigma=0.000880
! Fit after  self-cal, rms=0.070711Jy  sigma=0.000880
! 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 = 0.000598981 Jy
! Component: 100  -  total flux cleaned = 0.000780497 Jy
! Total flux subtracted in 100 components = 0.000780497 Jy
! Clean residual min=-0.005843 max=0.005940 Jy/beam
! Clean residual mean=-0.000010 rms=0.001217 Jy/beam
! Combined flux in latest and established models = 0.355124 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 8 model components to the UV plane model.
! The established model now contains 38 components and 0.355124 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.070679Jy  sigma=0.000879
! Fit after  self-cal, rms=0.068631Jy  sigma=0.000842
! Inverting map and beam 
! Estimated beam: bmin=0.5736 mas, bmaj=0.9727 mas, bpa=-17.55 degrees
! Estimated noise=1347.09 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 = 0.00170766 Jy
! Component: 100  -  total flux cleaned = 0.00206505 Jy
! Total flux subtracted in 100 components = 0.00206505 Jy
! Clean residual min=-0.004893 max=0.005063 Jy/beam
! Clean residual mean=0.000002 rms=0.001134 Jy/beam
! Combined flux in latest and established models = 0.357189 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 9 model components to the UV plane model.
! The established model now contains 42 components and 0.357189 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.068581Jy  sigma=0.000842
! Fit after  self-cal, rms=0.068595Jy  sigma=0.000841
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 0151+474_X
! Writing UV FITS file: 0151+474_X.uvf
! Writing 42 model components to file: 0151+474_X.mod
! wwins: Wrote 1 windows to 0151+474_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.5736 x 0.9727 at -17.55 degrees (North through East)
! Clean map  min=-0.0045553  max=0.31683 Jy/beam
! Writing clean map to FITS file: 0151+474_X.fits
! Writing difmap environment to: 0151+474_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 0151+474_X]
device 0151+474_Xuv.ps/vps,1,2
! Attempting to open device: '0151+474_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 0151+474_Xim.ps/vps
! Attempting to open device: '0151+474_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=0.5736 mas, bmaj=0.9727 mas, bpa=-17.55 degrees
! Estimated noise=1347.09 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.5736 x 0.9727 at -17.55 degrees (North through East)
! Clean map  min=-0.0045553  max=0.31683 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo8-0.1]
quit
! Quitting program
! Log file 0151+474_X.log closed on Tue May 13 18:22:02 2008