Measurement E151M2889

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:	0.0243
Q²:	0.0348 GeV²
W:	1595.0 GeV
E_beam:	1.3383 GeV
ε:	0.5722

Slice: cos(θ_π⁺) =

Measurement data
cos(θ_π⁺)	φ(π⁺), [deg]	A_LU	uncertainty
0.65	210.0	-0.8598	0.1855
0.65	222.0	-0.2128	0.3798
0.75	222.0	-0.0033	0.3651
0.75	234.0	0.6982	0.2093
0.85	222.0	-0.3958	0.312
0.85	234.0	0.166	0.3863
0.85	246.0	-0.0899	0.3312
0.65	234.0	0.177	0.2419
0.75	234.0	0.1199	0.2601
0.85	222.0	0.0062	0.2491
0.85	234.0	0.0702	0.2337

CLAS Physics Database