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Measurement E151M1092

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: 0.2677
Q2: 0.348 GeV2
W: 1595.0 GeV
Ebeam: 2.999 GeV
ε: 0.8838

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty
0.35 282.0 0.6585 0.9303
0.55 102.0 -0.4659 0.7145
0.55 126.0 -1.3775 0.6437
0.55 294.0 -0.3564 0.8114
0.55 306.0 1.487 0.8897
0.65 90.0 0.2361 0.8161
0.65 102.0 -0.4002 0.6822
0.65 114.0 -0.883 0.626
0.65 246.0 -0.2729 0.7598
0.65 294.0 0.566 0.9019
0.65 306.0 -1.327 0.529
0.75 54.0 -0.7568 0.7628
0.75 66.0 0.9983 0.921
0.75 90.0 -0.1052 0.8655
0.75 102.0 0.5969 0.672
0.75 114.0 0.0753 0.641
0.75 126.0 -0.6772 0.7528
0.75 198.0 0.0207 0.8768
0.75 210.0 -0.0676 0.8205
0.75 222.0 1.1709 0.9256
0.75 234.0 0.828 0.7058
0.75 246.0 0.5377 0.7819
0.75 270.0 0.0471 0.8577
0.85 54.0 -0.0157 0.7701
0.85 66.0 0.8048 0.651
0.85 78.0 0.0008 0.6543
0.85 90.0 -0.347 0.8298
0.85 114.0 -1.0713 0.6042
0.85 126.0 -1.5205 0.6535
0.85 186.0 0.9253 0.8944
0.85 198.0 0.1012 0.772
0.85 210.0 0.8288 0.7891
0.85 222.0 0.9814 0.803
0.85 234.0 0.6974 0.7718
0.85 246.0 0.4248 0.6763
0.85 258.0 0.5611 0.606
0.85 270.0 -0.3989 0.5278
0.85 282.0 0.4729 0.7249
0.95 78.0 -1.1922 0.6292
0.95 198.0 0.4749 0.8615
0.95 210.0 1.4378 0.819
0.95 222.0 2.3143 0.7882
0.95 234.0 1.2626 0.8181
0.95 246.0 -0.2218 0.6073
0.95 258.0 1.1923 0.7393
0.95 270.0 1.5093 0.5779
0.95 282.0 1.0103 0.6565
0.95 294.0 0.0426 0.5229
0.95 306.0 0.6313 0.6354
0.95 318.0 -0.486 0.6707
Created in SINP MSU, CLAS Collaboration