Measurement E151M2899

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:	0.0102
Q²:	0.0171 GeV²
W:	1625.0 GeV
E_beam:	1.3383 GeV
ε:	0.5318

Slice: cos(θ_π⁺) =

Measurement data
cos(θ_π⁺)	φ(π⁺), [deg]	A_LU	uncertainty	syst. uncert.
0.75	222.0	0.0532	0.2833	0.03
0.75	234.0	-0.6751	0.2015	0.0329
0.85	222.0	-0.2219	0.3702	0.0303
0.85	234.0	-0.0646	0.4166	0.03

CLAS Physics Database