Measurement E151M3033

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:	0.3463
Q²:	0.2445 GeV²
W:	1445.0 GeV
E_beam:	1.9889 GeV
ε:	0.8482

Slice: cos(θ_π⁺) =

Measurement data
cos(θ_π⁺)	φ(π⁺), [deg]	A_LU	uncertainty
0.15	66.0	-0.1038	0.2821
0.35	66.0	0.0745	0.2251
0.35	282.0	-0.3172	0.2728
0.35	294.0	0.0076	0.2711
0.55	114.0	-0.2149	0.259
0.65	102.0	0.1682	0.2153
0.65	114.0	-0.0132	0.2138
0.65	258.0	-0.1942	0.2661
0.75	90.0	0.0656	0.2055
0.75	102.0	-0.0499	0.2139
0.75	114.0	-0.0165	0.237
0.75	126.0	-0.0516	0.264
0.75	234.0	0.1959	0.239
0.75	246.0	0.1332	0.2531
0.75	258.0	-0.5536	0.2095
0.75	270.0	-0.4606	0.2001
0.85	66.0	-0.2299	0.2552
0.85	78.0	-0.2304	0.2438
0.85	90.0	0.3603	0.2509
0.85	102.0	0.3864	0.2601
0.85	114.0	-0.104	0.2228
0.85	126.0	0.2752	0.2326
0.85	210.0	-0.6089	0.2574
0.85	234.0	-0.0425	0.2419
0.85	246.0	-0.1037	0.2447
0.85	258.0	-0.0581	0.1987
0.85	270.0	-0.1654	0.2393
0.85	282.0	-0.0958	0.2121
0.95	234.0	-0.1185	0.2767
0.95	258.0	0.1675	0.2492
0.95	270.0	0.2263	0.232
0.95	282.0	-0.0824	0.2481
0.95	294.0	0.226	0.2476

CLAS Physics Database