bmad_2s.lat

!+
! Fri Oct 20 13:22:41 2006 => Documented by latdoc.
! Beam energy is 5.012 GeV
! 	Qx	Qy	Fx	Fy	Emitt(nm rad)
! e+	10.53	9.59	206.7	231.7	302.9	
! e-	0.53	0.59	207.2	232.0	226.5	
!
! Bx*	By*	Eta*	Alphax*	Alphay*	Eta'*	Cr_ang(mrad)
! 1.06	0.0187	0.002	-0.078	-0.104	0.018	-2.719
!
! Bx*	By*	Eta*	Alphax*	Alphay* -> Positron-Electron
! 0.00	-0.0005	0.000	-0.162	-0.007
!
! Bx	By	Eta	Alphax	Alphay	Eta' -> all at IP_L3
! 2.46	7.083	-0.121	0.090	0.060	-0.013
!
! IP_L0 disp.: e+ x:-2.98e-05 y:-1.32e-06   e- x:8.57e-05 y:1.33e-06
!
! IP_L0 cbar:  3.1e-05    5.7e-04   IP_L3 cbar:  3.9e-04    1.9e-02
!             -2.6e-02   -2.4e-03               -5.7e-03    1.5e-03
!
! Peak Arc Betas: e+ Bx:42.3 By:45.1   e- Bx:42.5 By:46.0
! H_Sep Bx: 08w:29.67  08e:29.67  45w:9.80  45e:9.80
! V_Sep By: 48w:10.35  48e:10.35
!
! 9x5 info: Pr_apert:4.81e-02  Effic:0.52  I_bunch:3.84  B_param_i:3.75
! Worst x disp e+:-1.95e-02  at: Q34W, 	e-:1.91e-02 at: Q34W
! 34w: e+ Bx:38.24  e- Bx:42.31  e+ Eta:1.79   Ring sigma_sep:4.82
! 34e: e+ Bx:42.32  e- Bx:38.17  e- Eta:1.79
!
! Full turn 4x4 det: 1.43  Momentum_comp: 1.14e-02
! sync_beta_path x:0.0e+00  y:0.0e+00  _volt x:-2.5e-09  y:6.8e-08
! Qs-2Qx Mag  e+: 4.50   e-: 3.69
! *IP*  dbeta(dE) x:10.21 y:-20.73  dbeta(dPretz) x:8.03e-03 y:-1.99e-02
! *max* dbeta(dE) x:12.87 y:57.73  dbeta(dPretz) x:1.61e-01 y:2.25e-01
! Chrom x:-1.64  y:3.44    Tonality x:-0.00  y:-0.15
!-
lattice := 2s
call, file=BMAD_LAYOUT:cesr_iii_layout.bmad
!-----------------------------------------------------
!-----------------------------------------------------

Lattice file

twiss plot

Last modified: Wed Jul 11 10:39:45 2007 Mike Forster

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