Measurement E151M855

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_UL
ε_L:	0.3095
Q²:	0.2915 GeV²
W:	1505.0 GeV
E_beam:	2.2596 GeV
ε:	0.847

Slice: cos(θ_π⁺) =

Measurement data
cos(θ_π⁺)	φ(π⁺), [deg]	A_UL	uncertainty
0.75	102.0	-0.3175	0.5696
0.75	246.0	0.6037	0.6895
0.85	66.0	0.0007	0.5842
0.85	246.0	-0.3949	0.5592
0.85	270.0	0.062	0.6162
0.65	102.0	-0.8424	1.54
0.85	270.0	-0.6158	1.4071
0.95	294.0	3.3057	4.2099

CLAS Physics Database