Measurement E151M2886

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:	0.0149
Q²:	0.0205 GeV²
W:	1595.0 GeV
E_beam:	1.3383 GeV
ε:	0.5862

Slice: cos(θ_π⁺) =

Measurement data
cos(θ_π⁺)	φ(π⁺), [deg]	A_LU	uncertainty
0.45	42.0	0.1737	0.233
0.65	222.0	0.1785	0.2642
0.85	234.0	0.2505	0.2583
0.45	222.0	-0.3622	0.3801
0.55	222.0	-0.4373	0.2937
0.55	234.0	-0.2567	0.3914
0.75	234.0	0.0372	0.3666
0.85	138.0	-0.7409	0.1918
0.85	222.0	0.3301	0.307
0.85	234.0	-0.2724	0.3823

CLAS Physics Database