Measurement E151M432

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:	0.0548
Q²:	0.0707 GeV²
W:	1565.0 GeV
E_beam:	1.3383 GeV
ε:	0.5916

Slice: cos(θ_π⁺) =

Measurement data
cos(θ_π⁺)	φ(π⁺), [deg]	A_UL	uncertainty
0.55	222.0	0.3219	0.6177
0.55	234.0	0.1034	0.6408
0.65	234.0	0.8185	0.7523
0.65	246.0	1.0005	0.7225
0.75	138.0	-0.0641	0.6659
0.75	162.0	-1.0519	0.6685
0.75	222.0	0.7995	0.7141
0.75	246.0	0.6288	0.5917
0.85	222.0	-0.1565	0.7218
0.85	234.0	-1.1108	0.5976
0.85	246.0	-0.6002	0.5717
0.85	258.0	0.9684	0.7012
0.95	138.0	-0.2494	0.6357
0.55	246.0	-0.079	1.0366
0.65	222.0	-0.9228	0.6769
0.65	234.0	1.2219	1.1909
0.75	234.0	-0.0249	1.0337
0.75	246.0	0.5255	1.0194
0.75	258.0	1.9516	1.3449
0.85	234.0	0.3361	0.871
0.85	246.0	0.6906	0.8543

CLAS Physics Database