Measurement E151M2845

Experiment:	EG4
Year:	2016	Experiment comment: Final asymmetry results for the ep-> e pi+ (n) channel extracted from CLAS/EG4 data obtained using a longitudinally polarized beam and a longitudinally polarized NH3 target (CAA HS07-02).
Spokesperson:	Xiaochao Zheng
Reaction:	ep → π⁺n
Polarization:	beam (longitudinal), target (longitudinal)
Quantity:	A_LU
ε_L:	0.1491
Q²:	0.1715 GeV²
W:	1505.0 GeV
E_beam:	1.3383 GeV
ε:	0.5978

Slice: cos(θ_π⁺) =

Measurement data
cos(θ_π⁺)	φ(π⁺), [deg]	A_LU	uncertainty
0.55	234.0	0.4169	0.2935
0.65	222.0	-0.4644	0.2656
0.65	234.0	0.879	0.1435
0.65	246.0	-0.608	0.208
0.75	222.0	-0.1884	0.4157
0.75	258.0	0.1529	0.3905
0.85	222.0	-0.49	0.3
0.85	246.0	-0.111	0.3631
0.85	258.0	-0.5582	0.25
0.85	270.0	-0.0224	0.3494
0.95	246.0	-0.1743	0.4
0.95	270.0	-0.2381	0.3812
0.55	246.0	-0.0757	0.2677
0.65	126.0	-0.1913	0.2736
0.65	222.0	0.2138	0.2407
0.65	234.0	0.2648	0.2507
0.75	234.0	-0.1804	0.2437
0.75	246.0	-0.2886	0.2801
0.75	258.0	-0.5798	0.2357
0.85	234.0	0.3218	0.2589
0.85	246.0	-0.1257	0.2402
0.85	258.0	0.0652	0.2552

CLAS Physics Database