Measurement E151M3218

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:	0.6897
Q²:	0.2915 GeV²
W:	1325.0 GeV
E_beam:	2.2596 GeV
ε:	0.9145

Slice: cos(θ_π⁺) =

Measurement data
cos(θ_π⁺)	φ(π⁺), [deg]	A_LU	uncertainty
0.75	90.0	-0.0911	0.2532
0.75	102.0	0.0151	0.2551
0.75	246.0	-0.628	0.2342
0.85	90.0	0.0313	0.2323
0.85	282.0	-0.1524	0.2535
0.85	294.0	0.3741	0.2182
0.85	306.0	0.2193	0.2463
0.65	102.0	-0.0178	0.2307
0.65	258.0	-0.0041	0.253
0.65	270.0	0.1253	0.2475
0.75	102.0	0.2949	0.2364
0.85	78.0	0.1775	0.2419
0.85	90.0	-0.2484	0.2361
0.85	102.0	0.3349	0.2457
0.85	114.0	-0.0268	0.2461
0.85	270.0	0.2507	0.2287
0.85	282.0	-0.1292	0.2266
0.85	294.0	0.1313	0.2142
0.95	258.0	0.3747	0.2317
0.95	282.0	-0.0239	0.256

CLAS Physics Database