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Measurement E151M1020

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: 0.6075
Q2: 0.496 GeV2
W: 1415.0 GeV
Ebeam: 2.999 GeV
ε: 0.9103

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty
0.45 90.0 -0.1125 0.8095
0.55 78.0 0.334 0.7704
0.55 90.0 -0.7181 0.5918
0.55 102.0 0.1482 0.8044
0.65 78.0 -0.4914 0.5858
0.65 90.0 0.0586 0.6429
0.65 102.0 1.9622 0.8707
0.65 114.0 0.6704 0.7723
0.65 258.0 -1.5603 0.5002
0.65 270.0 1.1453 0.8734
0.75 54.0 0.6049 0.6844
0.75 78.0 0.686 0.6367
0.75 90.0 -0.1345 0.6801
0.75 102.0 0.5141 0.7727
0.75 114.0 0.9361 0.9558
0.75 126.0 2.103 0.9898
0.75 234.0 0.904 0.7749
0.75 246.0 0.3374 0.6939
0.75 258.0 1.4353 0.6971
0.75 270.0 -0.078 0.5741
0.75 282.0 1.5462 0.7138
0.75 294.0 1.1687 0.7666
0.75 306.0 -1.1813 0.4854
0.85 42.0 0.1937 0.7825
0.85 90.0 0.9219 0.6561
0.85 102.0 0.8614 0.6406
0.85 210.0 -0.8504 0.634
0.85 222.0 0.3318 0.7276
0.85 234.0 1.4203 0.933
0.85 246.0 -0.1807 0.7085
0.85 258.0 -0.8738 0.4905
0.85 270.0 0.2529 0.5733
0.85 282.0 0.0628 0.6079
0.85 294.0 -0.4939 0.6176
0.85 306.0 -0.4677 0.5121
0.85 318.0 -0.2206 0.5321
0.85 330.0 0.0768 0.5799
0.95 102.0 0.3336 0.7911
0.95 210.0 -0.2223 0.7259
0.95 234.0 -0.8375 0.5922
0.95 246.0 0.1817 0.6351
0.95 258.0 -0.9295 0.4482
0.95 270.0 -0.0647 0.6858
0.95 282.0 -0.0184 0.6029
0.95 294.0 -0.1363 0.6002
0.95 306.0 0.2367 0.5993
0.95 318.0 0.6344 0.6084
0.95 330.0 -1.2998 0.432
Created in SINP MSU, CLAS Collaboration