bmad_3700mev.lat

!+
! Fri Oct 20 13:22:15 2006 => Documented by latdoc.
! Beam energy is 3.700 GeV
! 	Qx	Qy	Fx	Fy	Emitt(nm rad)
! e+	10.53	9.60	206.7	233.6	327.4	
! e-	0.53	0.60	206.8	234.2	261.2	
!
! Bx*	By*	Eta*	Alphax*	Alphay*	Eta'*	Cr_ang(mrad)
! 0.97	0.0182	-0.063	-0.074	-0.234	0.068	-2.904
!
! Bx*	By*	Eta*	Alphax*	Alphay* -> Positron-Electron
! -0.00	0.0001	-0.006	-0.144	-0.122
!
! Bx	By	Eta	Alphax	Alphay	Eta' -> all at IP_L3
! 1.83	5.703	-0.067	0.088	0.119	0.004
!
! IP_L0 disp.: e+ x:3.33e-05 y:-6.12e-06   e- x:1.44e-05 y:6.11e-06
!
! IP_L0 cbar: -1.6e-03    1.5e-02   IP_L3 cbar:  1.9e-03   -5.1e-03
!             -8.9e-02   -1.8e-03                1.4e-02    4.9e-03
!
! Peak Arc Betas: e+ Bx:42.7 By:46.1   e- Bx:42.3 By:46.5
! H_Sep Bx: 08w:30.47  08e:30.47  45w:14.38  45e:14.38
! V_Sep By: 48w:12.67  48e:12.67
!
! 9x5 info: Pr_apert:5.02e-02  Effic:0.55  I_bunch:2.88  B_param_i:2.97
! Worst x disp e+:-2.06e-02  at: Q34W, 	e-:2.01e-02 at: Q34W
! 34w: e+ Bx:37.85  e- Bx:41.62  e+ Eta:2.27   Ring sigma_sep:5.64
! 34e: e+ Bx:41.85  e- Bx:38.29  e- Eta:2.12
!
! Full turn 4x4 det: 0.38  Momentum_comp: 1.13e-02
! sync_beta_path x:0.0e+00  y:0.0e+00  _volt x:-3.2e-09  y:-5.9e-08
! Qs-2Qx Mag  e+: 10.36   e-: 6.10
! *IP*  dbeta(dE) x:13.16 y:-13.65  dbeta(dPretz) x:-8.14e-03 y:-3.84e-03
! *max* dbeta(dE) x:27.26 y:57.98  dbeta(dPretz) x:1.59e-01 y:1.95e-01
! Chrom x:-0.27  y:-0.90    Tonality x:-0.07  y:-0.18
!-
lattice := 3700MEV
call, file=BMAD_LAYOUT:cesr_iii_layout.bmad
!-----------------------------------------------------
!-----------------------------------------------------

Lattice file

twiss plot

Last modified: Fri Nov 17 15:48:06 2006 Mike Forster

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