! Started logfile: 1239+376_S.log on Tue Feb  5 17:55:34 2008
observe 1239+376_S.edt
! Reading UV FITS file: 1239+376_S.edt
! AN table 1: 86 integrations on 136 of 136 possible baselines.
! Apparent sampling: 0.061303 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 1239+376
! 
! 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 1267 lines of history.
! 
! Reading 2868 visibilities.
![@gonzo5-0.4 1239+376_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 = 5.0
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 1199 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 1186 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 1257 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 1200 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=0.632221Jy  sigma=0.006165
! Fit after  self-cal, rms=0.632417Jy  sigma=0.006191
! 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=3 mas, bmaj=6.184 mas, bpa=53.79 degrees
! Estimated noise=4176.34 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 = 0.288027 Jy
! Total flux subtracted in 50 components = 0.288027 Jy
! Clean residual min=-0.043220 max=0.080326 Jy/beam
! Clean residual mean=0.000869 rms=0.012143 Jy/beam
! Combined flux in latest and established models = 0.288027 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 0.288027 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.131175Jy  sigma=0.001147
! Fit after  self-cal, rms=0.131175Jy  sigma=0.001147
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0628657 Jy
! Total flux subtracted in 50 components = 0.0628657 Jy
! Clean residual min=-0.030269 max=0.037504 Jy/beam
! Clean residual mean=0.000455 rms=0.006699 Jy/beam
! Combined flux in latest and established models = 0.350892 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 2 model components to the UV plane model.
! The established model now contains 2 components and 0.350892 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.100973Jy  sigma=0.000891
! Fit after  self-cal, rms=0.100983Jy  sigma=0.000891
! Inverting map 
! Added new window around map position (-8, -25.2).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0210388 Jy
! Total flux subtracted in 50 components = 0.0210388 Jy
! Clean residual min=-0.023225 max=0.021791 Jy/beam
! Clean residual mean=0.000328 rms=0.004583 Jy/beam
! Combined flux in latest and established models = 0.371931 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 4 model components to the UV plane model.
! The established model now contains 6 components and 0.371931 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.093106Jy  sigma=0.000816
! Fit after  self-cal, rms=0.092694Jy  sigma=0.000812
! 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=3.225 mas, bmaj=7.156 mas, bpa=50.44 degrees
! Estimated noise=1975.79 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 (8, 25.6).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0140635 Jy
! Component: 100  -  total flux cleaned = 0.023443 Jy
! Total flux subtracted in 100 components = 0.023443 Jy
! Clean residual min=-0.006506 max=0.008371 Jy/beam
! Clean residual mean=0.001783 rms=0.002233 Jy/beam
! Combined flux in latest and established models = 0.395374 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 24 model components to the UV plane model.
! The established model now contains 27 components and 0.395374 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.088777Jy  sigma=0.000777
! Fit after  self-cal, rms=0.088742Jy  sigma=0.000776
! 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:
!   BR        1.00*    FD        1.00*    GC        1.00*    HN        0.99     
!   KK        1.00*    KP        1.00*    LA        1.00*    MC        1.02     
!   MK        1.00*    NL        1.00*    NY        0.98     ON        0.97     
!   OV        1.00*    PT        1.00*    SC        1.00*    WF        0.98     
!   WZ        0.98     
! 
! 
! Correcting IF 2.
!  A total of 15 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00*    FD        1.00*    GC        1.00*    HN        1.00     
!   KK        1.00*    KP        1.00*    LA        1.00*    MC        1.02     
!   MK        1.00*    NL        1.00*    NY        0.99     ON        0.98     
!   OV        1.00*    PT        1.00*    SC        1.00*    WF        0.98     
!   WZ        0.97     
! 
! 
! Correcting IF 3.
!  A total of 6 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00*    FD        1.00*    GC        1.00*    HN        0.98     
!   KK        1.00*    KP        1.00*    LA        1.00*    MC        1.04     
!   MK        1.00*    NL        1.00*    NY        1.00     ON        1.01     
!   OV        1.00*    PT        1.00*    SC        1.00*    WF        0.99     
!   WZ        0.98     
! 
! 
! Correcting IF 4.
!  A total of 6 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00*    FD        1.00*    GC        1.00*    HN        1.01     
!   KK        1.00*    KP        1.00*    LA        1.00*    MC        1.02     
!   MK        1.00*    NL        1.00*    NY        0.97     ON        1.00     
!   OV        1.00*    PT        1.00*    SC        1.00*    WF        0.99     
!   WZ        0.96     
! 
! 
! Fit before self-cal, rms=0.088742Jy  sigma=0.000776
! Fit after  self-cal, rms=0.086810Jy  sigma=0.000771
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=3.234 mas, bmaj=7.067 mas, bpa=50.17 degrees
! Estimated noise=1971.63 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 (13.6, 36.8).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00740532 Jy
! Component: 100  -  total flux cleaned = 0.0115249 Jy
! Total flux subtracted in 100 components = 0.0115249 Jy
! Clean residual min=-0.004308 max=0.004538 Jy/beam
! Clean residual mean=0.000575 rms=0.001297 Jy/beam
! Combined flux in latest and established models = 0.406899 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 23 model components to the UV plane model.
! The established model now contains 50 components and 0.406899 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.086179Jy  sigma=0.000766
! Fit after  self-cal, rms=0.086169Jy  sigma=0.000766
! 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 (74.4, 39.6).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00373021 Jy
! Component: 100  -  total flux cleaned = 0.00552354 Jy
! Total flux subtracted in 100 components = 0.00552354 Jy
! Clean residual min=-0.004041 max=0.003737 Jy/beam
! Clean residual mean=0.000318 rms=0.001083 Jy/beam
! Combined flux in latest and established models = 0.412423 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 16 model components to the UV plane model.
! The established model now contains 64 components and 0.412423 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.085930Jy  sigma=0.000764
! Fit after  self-cal, rms=0.085146Jy  sigma=0.000754
! Inverting map and beam 
! Estimated beam: bmin=3.233 mas, bmaj=7.07 mas, bpa=50.24 degrees
! Estimated noise=1969.33 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 = 0.000654202 Jy
! Component: 100  -  total flux cleaned = 0.00134692 Jy
! Total flux subtracted in 100 components = 0.00134692 Jy
! Clean residual min=-0.003503 max=0.002811 Jy/beam
! Clean residual mean=0.000148 rms=0.000890 Jy/beam
! Combined flux in latest and established models = 0.41377 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 19 model components to the UV plane model.
! The established model now contains 74 components and 0.41377 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.085017Jy  sigma=0.000753
! Fit after  self-cal, rms=0.085015Jy  sigma=0.000753
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 1239+376_S
! Writing UV FITS file: 1239+376_S.uvf
! Writing 74 model components to file: 1239+376_S.mod
! wwins: Wrote 5 windows to 1239+376_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.233 x 7.07 at 50.24 degrees (North through East)
! Clean map  min=-0.0062014  max=0.36044 Jy/beam
! Writing clean map to FITS file: 1239+376_S.fits
! Writing difmap environment to: 1239+376_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 1239+376_S]
device 1239+376_Suv.ps/vps,1,2
! Attempting to open device: '1239+376_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 1239+376_Sim.ps/vps
! Attempting to open device: '1239+376_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=3.233 mas, bmaj=7.07 mas, bpa=50.24 degrees
! Estimated noise=1969.33 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.233 x 7.07 at 50.24 degrees (North through East)
! Clean map  min=-0.0062014  max=0.36044 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo5-0.4]
quit
! Quitting program
! Log file 1239+376_S.log closed on Tue Feb  5 17:55:39 2008