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Measurement E151M71

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: AUL
εL: 0.15
Q2: 0.0348 GeV2
W: 1295.0 GeV
Ebeam: 1.0539 GeV
ε: 0.8461

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty
0.25 54.0 -0.1087 0.6072
0.35 30.0 0.1922 0.6361
0.35 42.0 -0.0818 0.6269
0.45 30.0 0.6251 0.7009
0.45 42.0 0.5271 0.5407
0.45 54.0 0.8113 0.8019
0.45 270.0 -0.513 0.6189
0.55 246.0 0.4641 0.4569
0.55 258.0 0.5391 0.457
0.55 270.0 -0.304 0.3998
0.55 282.0 0.8906 0.7036
0.65 150.0 1.5211 0.6545
0.65 234.0 -0.3552 0.4353
0.65 246.0 -0.3476 0.3714
0.65 258.0 -0.1191 0.3714
0.65 270.0 -0.063 0.3546
0.65 282.0 -0.0673 0.5846
0.75 126.0 -0.2094 0.6904
0.75 138.0 -0.486 0.5362
0.75 150.0 -0.6171 0.521
0.75 162.0 0.0591 0.5002
0.75 174.0 -0.0842 0.5518
0.75 186.0 0.7813 0.6141
0.75 198.0 1.0529 0.7057
0.75 222.0 -0.8954 0.4484
0.75 234.0 0.2501 0.4056
0.75 246.0 -0.3845 0.3132
0.75 258.0 0.8832 0.3565
0.75 270.0 0.7938 0.3689
0.75 282.0 -0.2258 0.4766
0.85 126.0 -0.1217 0.6324
0.85 138.0 0.4782 0.476
0.85 150.0 0.0704 0.415
0.85 162.0 0.4668 0.4703
0.85 174.0 0.3045 0.5246
0.85 186.0 0.3654 0.5149
0.85 198.0 -0.0549 0.5582
0.85 210.0 0.4223 0.6512
0.85 222.0 0.4478 0.6195
0.85 234.0 0.6427 0.4137
0.85 246.0 -0.3105 0.3116
0.85 258.0 -0.0787 0.2987
0.85 270.0 -0.145 0.3392
0.85 282.0 0.2116 0.5147
0.95 138.0 -0.1244 0.5564
0.95 150.0 -0.2876 0.5506
0.95 162.0 -0.2128 0.5517
0.95 258.0 0.2746 0.5487
Created in SINP MSU, CLAS Collaboration