Measurement E151M2503

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:	0.5631
Q²:	0.1715 GeV²
W:	1265.0 GeV
E_beam:	1.0539 GeV
ε:	0.7407

Slice: cos(θ_π⁺) =

Measurement data
cos(θ_π⁺)	φ(π⁺), [deg]	A_LU	uncertainty
0.05	42.0	-0.1626	0.2514
0.35	282.0	-0.2765	0.2275
0.45	270.0	0.133	0.2052
0.45	282.0	-0.0798	0.2404
0.55	270.0	-0.3605	0.1879
0.55	282.0	-0.0888	0.2159
0.55	294.0	0.1389	0.2425
0.65	246.0	-0.2757	0.2069
0.65	258.0	-0.2618	0.1825
0.65	270.0	-0.2754	0.1624
0.65	282.0	-0.4173	0.197
0.65	294.0	0.0978	0.2014
0.75	126.0	-0.1331	0.227
0.75	138.0	-0.1288	0.2263
0.75	150.0	0.4167	0.2184
0.75	246.0	-0.3303	0.2271
0.75	258.0	-0.1013	0.1914
0.75	270.0	0.0262	0.2102
0.75	282.0	-0.1759	0.181
0.75	294.0	0.1881	0.2041
0.85	114.0	-0.0883	0.2042
0.85	126.0	-0.1593	0.1928
0.85	138.0	-0.0879	0.1914
0.85	150.0	-0.0711	0.2125
0.85	162.0	-0.2843	0.1964
0.85	174.0	-0.1608	0.235
0.85	186.0	0.02	0.2243
0.85	198.0	-0.3172	0.2194
0.85	258.0	-0.4178	0.2081
0.85	270.0	-0.2835	0.1824
0.85	282.0	-0.1898	0.1886
0.85	294.0	0.2273	0.2244
0.95	66.0	-0.0575	0.2532
0.95	114.0	-0.2165	0.2364
0.95	126.0	0.0735	0.2006
0.95	138.0	-0.1202	0.2092
0.95	150.0	0.3377	0.1935
0.95	162.0	-0.3001	0.2256
0.95	174.0	-0.1547	0.1892
0.95	186.0	0.2185	0.2261
0.95	198.0	0.0776	0.2304

CLAS Physics Database