sbppage

  2 sep lat 2q var  .  qh=10.0x  completely uniform 
  2 sep lat2 vs 5q var  .  qh=10.0x  add vars at h sep 
  2 sep 2/5/11 var init .  qh=10.0x  var  from 2q south of sep to l3  

  4 hsep,  no vert,  oct 2008 TA layout:   with Q1,Q49==0
  but Q0,Q2 Q48 Q49A active: adjust q5 strength below .5 and re-opt
  confirm k (abs vals)   in .04 to .5 range

  As of 5 may 2008
  qh,qv   10.21 9.50  max beta v,h   38 meters   Ibun=6.0 mA emitt 1.10e-7

 Q0 Q1 Q2 Q48 Q49A Q49 k=   -.29 0.0 .26    .225  -.250  0.000 
 CF old (not same ele)      .............. +.517  -.398  0.317 
   will need some bus changes in north? 
 
 HSEP 8w 44w 44e 8e = +5.53,  .47, ,-.38,  -3.35,  e-4 rad 
CF old (apr 28 2008)= +5   , -6,    +6,  -4,   
    very much weaker 44w; may try to zero  

 LAT file is ~sbp/lat/4sep/chess_20080505a.
    beta/eta is    here  

  may 12 2008 .. ~sbp/lat/2sep/chess_h8ew_20080512. 

  TA layout, hsep 8e/w only:  optimz results  . . .    beta/eta    pix    
  qv/h 9.601, 10.212 . .  max bv/bh 36/37 m . . e+/e-  Hemitt 1.12/1.09 e-7  
  G line source +10.2 mm, -.33 mrad 

  may 12 2008 .. ~sbp/lat/se_not/chess_no8e_20080512. 
  TA layout, hsep 44ew,8w:  optimz results  . . .    beta/eta    pix    

  qv/h 9.603, 10.19 . .  max bv/bh 36/39 m . . e+/e-  Hemitt 1.13/1.16 e-7  
  G line source +11.7 mm, -.7 mrad . . .  (not in spec) 

  27 Nov 2008 .. ~sbp/lat/id_dev/oneb_h1280_v1020_57nm. 
  TA layout, hsep all off, H tune=12.8 optimz results   pix    
  qv/h 10.2, 12.8 . .  max bv/bh   37 m . .  Hemitt .57 e-7  

  28 Nov 2008 .. ~sbp/lat/id_dev/oneb_h1371_v1020_53nm. 
  TA layout, hsep all off, H tune=13.7 optimz results   pix    
  qv/h 10.2, 13.7 . .  max bv/bh   37 m . .  Hemitt .53 e-7  


   Mar -  Aug 2007 tunnel temps  here  
   Feb - June 2008 tunnel temps  here  


  Apr 2009    See   TA  Z-distrib from input xy