bmad_4s_full.lat

!+
! Fri Oct 20 13:19:55 2006 => Documented by latdoc.
! Beam energy is 5.289 GeV
! 	Qx	Qy	Fx	Fy	Emitt(nm rad)
! e+	10.52	9.63	202.8	244.9	402.1	
! e-	0.52	0.63	204.6	244.8	313.1	
!
! Bx*	By*	Eta*	Alphax*	Alphay*	Eta'*	Cr_ang(mrad)
! 1.83	0.0180	0.011	-0.114	-0.160	0.010	-1.913
!
! Bx*	By*	Eta*	Alphax*	Alphay* -> Positron-Electron
! -0.04	0.0006	0.015	-0.224	-0.106
!
! Bx	By	Eta	Alphax	Alphay	Eta' -> all at IP_L3
! 1.98	5.876	0.008	0.116	0.072	0.014
!
! IP_L0 disp.: e+ x:1.51e-05 y:-2.25e-05   e- x:1.86e-05 y:2.25e-05
!
! IP_L0 cbar: -2.3e-04    1.1e-02   IP_L3 cbar:  2.1e-03   -3.1e-03
!             -4.3e-02   -2.3e-03               -2.0e-03    9.9e-04
!
! Peak Arc Betas: e+ Bx:47.8 By:44.3   e- Bx:47.9 By:42.6
! H_Sep Bx: 08w:18.27  08e:18.27  45w:14.10  45e:14.10
! V_Sep By: 48w:11.76  48e:11.76
!
! 9x5 info: Pr_apert:5.25e-02  Effic:0.42  I_bunch:2.38  B_param_i:2.53
! Worst x disp e+:1.82e-02  at: Q18W, 	e-:-1.87e-02 at: Q18W
! 34w: e+ Bx:36.22  e- Bx:42.31  e+ Eta:1.53   Ring sigma_sep:3.80
! 34e: e+ Bx:42.07  e- Bx:36.35  e- Eta:1.52
!
! Full turn 4x4 det: 0.45  Momentum_comp: 1.11e-02
! sync_beta_path x:0.0e+00  y:0.0e+00  _volt x:-9.8e-10  y:5.1e-08
! Qs-2Qx Mag  e+: 5.13   e-: 5.02
! *IP*  dbeta(dE) x:18.03 y:-0.94  dbeta(dPretz) x:-2.91e-02 y:1.30e-02
! *max* dbeta(dE) x:18.23 y:56.72  dbeta(dPretz) x:2.11e-01 y:1.24e-01
! Chrom x:0.03  y:-0.44    Tonality x:-0.11  y:0.05
!-
lattice := 4s_full
call, file=BMAD_LAYOUT:cesr_iii_layout.bmad
!-----------------------------------------------------
!-----------------------------------------------------
!-v10-

Lattice file

twiss plot

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

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