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Measurement E151M1104

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: 0.2407
Q2: 0.348 GeV2
W: 1625.0 GeV
Ebeam: 2.999 GeV
ε: 0.8731

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty
0.35 282.0 -0.9434 0.7114
0.45 102.0 -1.7655 0.5272
0.55 90.0 0.0192 0.8649
0.55 102.0 -0.1019 0.6944
0.55 114.0 0.2909 0.939
0.55 126.0 -0.5393 0.8055
0.55 306.0 -1.1624 0.5991
0.65 90.0 -0.8225 0.6514
0.65 102.0 -0.6607 0.6416
0.65 114.0 -1.6486 0.4752
0.65 126.0 -0.7506 0.7139
0.65 222.0 0.7608 0.8403
0.65 294.0 -0.9653 0.6941
0.65 306.0 -0.0566 0.7547
0.75 66.0 0.8245 0.801
0.75 78.0 -1.0519 0.6902
0.75 90.0 -0.7587 0.7559
0.75 102.0 -0.2021 0.6994
0.75 114.0 -0.586 0.6042
0.75 126.0 -0.1547 0.8916
0.75 198.0 -0.2797 0.8862
0.75 210.0 1.1356 0.9327
0.75 222.0 0.403 0.6976
0.75 234.0 1.6913 0.8487
0.75 246.0 -0.904 0.6321
0.75 258.0 1.2345 0.868
0.85 54.0 0.6231 0.917
0.85 66.0 -0.5745 0.5982
0.85 78.0 -0.4569 0.513
0.85 90.0 -0.8895 0.641
0.85 114.0 0.5208 0.8167
0.85 126.0 0.8424 0.9672
0.85 186.0 1.709 1.0615
0.85 198.0 -0.245 0.6712
0.85 210.0 1.0391 0.6598
0.85 222.0 0.6054 0.7426
0.85 234.0 1.4758 0.7421
0.85 246.0 1.1231 0.5824
0.85 258.0 0.7139 0.6494
0.85 270.0 1.6768 0.7906
0.85 282.0 -0.1977 0.6927
0.95 78.0 0.4178 0.8423
0.95 90.0 -0.5448 0.7491
0.95 186.0 0.5211 0.8618
0.95 198.0 0.6571 0.8419
0.95 210.0 -0.3195 0.6505
0.95 222.0 0.7244 0.6851
0.95 234.0 1.1368 0.6775
0.95 246.0 0.8043 0.696
0.95 258.0 -0.3081 0.5348
0.95 270.0 0.3913 0.636
0.95 282.0 0.6819 0.6766
0.95 294.0 0.8708 0.6554
0.95 306.0 -0.4613 0.5304
Created in SINP MSU, CLAS Collaboration