! Started logfile: 0955+326_S.log on Tue Jan 22 21:42:08 2008
observe 0955+326_S.edt
! Reading UV FITS file: 0955+326_S.edt
! AN table 1: 70 integrations on 136 of 136 possible baselines.
! AN table 2: 24 integrations on 136 of 136 possible baselines.
! AN table 3: 50 integrations on 136 of 136 possible baselines.
! Apparent sampling: 0.2572 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 0955+326
! 
! 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 1259 lines of history.
! 
! Reading 20148 visibilities.
![@gonzo7-0.4 0955+326_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 838 telescope corrections were flagged in sub-array 1.
!  A total of 226 telescope corrections were flagged in sub-array 2.
!  A total of 736 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 2.
!  A total of 826 telescope corrections were flagged in sub-array 1.
!  A total of 226 telescope corrections were flagged in sub-array 2.
!  A total of 757 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 3.
!  A total of 825 telescope corrections were flagged in sub-array 1.
!  A total of 222 telescope corrections were flagged in sub-array 2.
!  A total of 763 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 4.
!  A total of 841 telescope corrections were flagged in sub-array 1.
!  A total of 223 telescope corrections were flagged in sub-array 2.
!  A total of 787 telescope corrections were flagged in sub-array 3.
! 
! Fit before self-cal, rms=0.463620Jy  sigma=0.007706
! Fit after  self-cal, rms=0.458872Jy  sigma=0.007588
! 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=2.231 mas, bmaj=3.869 mas, bpa=-35.1 degrees
! Estimated noise=1137.63 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 (0, 0).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.427749 Jy
! Total flux subtracted in 50 components = 0.427749 Jy
! Clean residual min=-0.023569 max=0.119317 Jy/beam
! Clean residual mean=-0.000038 rms=0.006953 Jy/beam
! Combined flux in latest and established models = 0.427749 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 0.427749 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.206410Jy  sigma=0.003767
! Fit after  self-cal, rms=0.206408Jy  sigma=0.003767
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0933582 Jy
! Total flux subtracted in 50 components = 0.0933582 Jy
! Clean residual min=-0.017628 max=0.061877 Jy/beam
! Clean residual mean=-0.000022 rms=0.005139 Jy/beam
! Combined flux in latest and established models = 0.521107 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 0.521107 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.159082Jy  sigma=0.002918
! Fit after  self-cal, rms=0.159078Jy  sigma=0.002918
! Inverting map 
! Added new window around map position (-0.4, -5.6).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0520605 Jy
! Total flux subtracted in 50 components = 0.0520605 Jy
! Clean residual min=-0.015083 max=0.055056 Jy/beam
! Clean residual mean=-0.000016 rms=0.004377 Jy/beam
! Combined flux in latest and established models = 0.573167 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 12 components and 0.573167 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.141091Jy  sigma=0.002523
! Fit after  self-cal, rms=0.139625Jy  sigma=0.002504
! Inverting map 
! Added new window around map position (-1.6, -13.2).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0493119 Jy
! Total flux subtracted in 50 components = 0.049312 Jy
! Clean residual min=-0.012113 max=0.023248 Jy/beam
! Clean residual mean=-0.000011 rms=0.003408 Jy/beam
! Combined flux in latest and established models = 0.622479 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 24 components and 0.622479 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.122677Jy  sigma=0.002117
! Fit after  self-cal, rms=0.121443Jy  sigma=0.002105
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0323035 Jy
! Total flux subtracted in 50 components = 0.0323035 Jy
! Clean residual min=-0.010815 max=0.018565 Jy/beam
! Clean residual mean=-0.000007 rms=0.002891 Jy/beam
! Combined flux in latest and established models = 0.654783 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 30 components and 0.654783 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.112669Jy  sigma=0.001891
! Fit after  self-cal, rms=0.112123Jy  sigma=0.001887
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0259833 Jy
! Total flux subtracted in 50 components = 0.0259833 Jy
! Clean residual min=-0.009758 max=0.015271 Jy/beam
! Clean residual mean=-0.000004 rms=0.002529 Jy/beam
! Combined flux in latest and established models = 0.680766 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 13 model components to the UV plane model.
! The established model now contains 36 components and 0.680766 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.105809Jy  sigma=0.001726
! Fit after  self-cal, rms=0.105456Jy  sigma=0.001723
! 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=2.656 mas, bmaj=5.264 mas, bpa=-26.5 degrees
! Estimated noise=489.271 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 = 0.0401354 Jy
! Component: 100  -  total flux cleaned = 0.067531 Jy
! Total flux subtracted in 100 components = 0.067531 Jy
! Clean residual min=-0.009328 max=0.015289 Jy/beam
! Clean residual mean=-0.000021 rms=0.002883 Jy/beam
! Combined flux in latest and established models = 0.748297 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 44 model components to the UV plane model.
! The established model now contains 67 components and 0.748297 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.093084Jy  sigma=0.001373
! Fit after  self-cal, rms=0.092029Jy  sigma=0.001358
! Inverting map 
print "****************************************"
! **************************************** 
print "*** Finished Natural Weighting CLEAN ***"
! *** Finished Natural Weighting CLEAN *** 
print "****************************************"
! **************************************** 
gscale true
! Performing overall amplitude self-cal
! 
! Correcting IF 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.01     FD        0.97     GC        1.01     HN        0.99     
!   KK        0.99     KP        1.00*    LA        0.97     MC        1.00*    
!   MK        0.99     NL        1.01     NY        1.01     ON        1.01     
!   OV        0.97     PT        0.97     SC        1.00*    WF        0.99     
!   WZ        1.01     
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.01     FD        0.96     GC        1.00*    HN        1.00     
!   KK        1.00     KP        0.97     LA        0.96     MC        1.00*    
!   MK        1.01     NL        1.01     NY        1.05     ON        1.00*    
!   OV        0.97     PT        0.96     SC        0.99     WF        1.01     
!   WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.00*    FD        1.00*    GC        1.00*    HN        0.98     
!   KK        1.00*    KP        1.00*    LA        1.00*    MC        0.98     
!   MK        1.00*    NL        1.01     NY        1.00     ON        0.97     
!   OV        1.00*    PT        1.00*    SC        0.99     WF        0.98     
!   WZ        0.96     
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.01     FD        0.97     GC        1.00     HN        0.99     
!   KK        0.98     KP        1.00*    LA        0.97     MC        1.00*    
!   MK        0.99     NL        1.00     NY        1.01     ON        1.03     
!   OV        0.97     PT        0.97     SC        1.00*    WF        0.99     
!   WZ        1.02     
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.01     FD        0.96     GC        1.00*    HN        1.01     
!   KK        0.99     KP        0.97     LA        0.96     MC        1.00*    
!   MK        1.00     NL        1.02     NY        1.07     ON        1.00*    
!   OV        0.96     PT        0.96     SC        1.00     WF        1.00     
!   WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.00*    FD        1.00*    GC        1.00*    HN        0.98     
!   KK        1.00*    KP        1.00*    LA        1.00*    MC        0.98     
!   MK        1.00*    NL        1.00     NY        1.00     ON        0.99     
!   OV        1.00*    PT        1.00*    SC        1.00     WF        0.96     
!   WZ        0.98     
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.01     FD        0.97     GC        1.00     HN        0.99     
!   KK        0.98     KP        1.00*    LA        0.97     MC        1.00*    
!   MK        0.99     NL        1.00     NY        1.00     ON        1.06     
!   OV        0.97     PT        0.97     SC        1.00*    WF        0.99     
!   WZ        1.02     
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.01     FD        0.96     GC        1.00*    HN        1.01     
!   KK        0.98     KP        0.97     LA        0.96     MC        1.00*    
!   MK        1.00     NL        1.02     NY        1.06     ON        1.00*    
!   OV        0.97     PT        0.96     SC        1.00     WF        1.01     
!   WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.00*    FD        1.00*    GC        1.00*    HN        0.98     
!   KK        1.00*    KP        1.00*    LA        1.00*    MC        1.00     
!   MK        1.00*    NL        1.02     NY        1.01     ON        0.99     
!   OV        1.00*    PT        1.00*    SC        0.97     WF        0.99     
!   WZ        0.97     
! 
! 
! Correcting IF 4.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.01     FD        0.98     GC        1.00     HN        0.99     
!   KK        0.98     KP        1.00*    LA        0.97     MC        1.00*    
!   MK        0.99     NL        1.00     NY        1.02     ON        1.05     
!   OV        0.98     PT        0.96     SC        1.00*    WF        0.99     
!   WZ        1.03     
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.01     FD        0.97     GC        1.00*    HN        1.01     
!   KK        0.98     KP        0.97     LA        0.96     MC        1.00*    
!   MK        1.00     NL        1.01     NY        1.05     ON        1.00*    
!   OV        0.97     PT        0.96     SC        0.99     WF        1.00     
!   WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.00*    FD        1.00*    GC        1.00*    HN        0.97     
!   KK        1.00*    KP        1.00*    LA        1.00*    MC        1.00*    
!   MK        1.00*    NL        1.00     NY        1.01     ON        0.95     
!   OV        1.00*    PT        1.00*    SC        0.99     WF        0.97     
!   WZ        0.99     
! 
! 
! Fit before self-cal, rms=0.092029Jy  sigma=0.001358
! Fit after  self-cal, rms=0.088979Jy  sigma=0.001274
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=2.672 mas, bmaj=5.31 mas, bpa=-26.26 degrees
! Estimated noise=474.819 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 = 0.0147782 Jy
! Component: 100  -  total flux cleaned = 0.0240614 Jy
! Total flux subtracted in 100 components = 0.0240614 Jy
! Clean residual min=-0.005550 max=0.008852 Jy/beam
! Clean residual mean=0.000042 rms=0.001668 Jy/beam
! Combined flux in latest and established models = 0.772358 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 27 model components to the UV plane model.
! The established model now contains 89 components and 0.772358 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.087033Jy  sigma=0.001218
! Fit after  self-cal, rms=0.086779Jy  sigma=0.001214
! 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 (44.8, -34.4).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00830312 Jy
! Component: 100  -  total flux cleaned = 0.011553 Jy
! Total flux subtracted in 100 components = 0.011553 Jy
! Clean residual min=-0.005083 max=0.007124 Jy/beam
! Clean residual mean=0.000047 rms=0.001483 Jy/beam
! Combined flux in latest and established models = 0.783911 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 19 model components to the UV plane model.
! The established model now contains 101 components and 0.783911 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.086076Jy  sigma=0.001194
! Fit after  self-cal, rms=0.084832Jy  sigma=0.001178
! Inverting map and beam 
! Estimated beam: bmin=2.665 mas, bmaj=5.31 mas, bpa=-26.22 degrees
! Estimated noise=475.645 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 = 0.00778126 Jy
! Component: 100  -  total flux cleaned = 0.0129111 Jy
! Total flux subtracted in 100 components = 0.0129111 Jy
! Clean residual min=-0.004572 max=0.005997 Jy/beam
! Clean residual mean=0.000030 rms=0.001227 Jy/beam
! Combined flux in latest and established models = 0.796822 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 116 components and 0.796822 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.084262Jy  sigma=0.001162
! Fit after  self-cal, rms=0.084176Jy  sigma=0.001160
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 0955+326_S
! Writing UV FITS file: 0955+326_S.uvf
! Writing 116 model components to file: 0955+326_S.mod
! wwins: Wrote 4 windows to 0955+326_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.665 x 5.31 at -26.22 degrees (North through East)
! Clean map  min=-0.0044188  max=0.54203 Jy/beam
! Writing clean map to FITS file: 0955+326_S.fits
! Writing difmap environment to: 0955+326_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 0955+326_S]
device 0955+326_Suv.ps/vps,1,2
! Attempting to open device: '0955+326_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 0955+326_Sim.ps/vps
! Attempting to open device: '0955+326_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=2.665 mas, bmaj=5.31 mas, bpa=-26.22 degrees
! Estimated noise=475.645 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.665 x 5.31 at -26.22 degrees (North through East)
! Clean map  min=-0.0044188  max=0.54203 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.4]
quit
! Quitting program
! Log file 0955+326_S.log closed on Tue Jan 22 21:42:15 2008