Measurement E151M2453

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:	0.3053
Q²:	0.0348 GeV²
W:	1205.0 GeV
E_beam:	1.0539 GeV
ε:	0.9162

Slice: cos(θ_π⁺) =

Measurement data
cos(θ_π⁺)	φ(π⁺), [deg]	A_LU	uncertainty
0.45	282.0	0.6595	0.1761
0.55	258.0	0.1291	0.2162
0.55	270.0	0.2217	0.1897
0.55	282.0	-0.0674	0.2276
0.65	258.0	0.242	0.1956
0.65	270.0	0.0533	0.1519
0.75	246.0	0.3508	0.2439
0.75	258.0	-0.098	0.2162
0.75	270.0	-0.3223	0.1969
0.85	138.0	-0.0982	0.2621
0.85	150.0	0.0294	0.2084
0.85	162.0	0.1643	0.2323
0.85	174.0	-0.0916	0.1739
0.85	186.0	-0.0499	0.1808
0.85	198.0	0.2599	0.1711
0.85	210.0	-0.0654	0.2411
0.85	222.0	0.036	0.2414
0.95	174.0	0.3118	0.2405

CLAS Physics Database