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Measurement E151M266

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: 0.4838
Q2: 0.1435 GeV2
W: 1295.0 GeV
Ebeam: 1.3383 GeV
ε: 0.8461

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty
0.55 258.0 -0.6385 0.3431
0.55 270.0 -0.8032 0.3371
0.55 282.0 0.2716 0.4654
0.65 246.0 -0.1458 0.3613
0.65 258.0 -0.1843 0.329
0.65 270.0 0.394 0.3519
0.65 282.0 -0.6103 0.3277
0.75 102.0 -0.6614 0.4647
0.75 114.0 -0.5467 0.4458
0.75 126.0 -0.2253 0.345
0.75 138.0 1.9648 1.0882
0.75 234.0 -0.9741 0.4385
0.75 246.0 0.0859 0.3432
0.75 258.0 -0.2653 0.2814
0.75 270.0 0.4413 0.3407
0.75 282.0 -0.3311 0.2938
0.75 294.0 -0.0583 0.4114
0.85 90.0 0.8158 0.5409
0.85 102.0 -0.3993 0.3413
0.85 114.0 0.2036 0.3381
0.85 126.0 -0.2829 0.3261
0.85 138.0 -0.527 0.3292
0.85 150.0 -0.3189 0.6594
0.85 162.0 0.3618 0.4035
0.85 174.0 -0.8394 0.4987
0.85 234.0 0.3808 0.4364
0.85 246.0 -0.4399 0.3866
0.85 258.0 -0.1078 0.3358
0.85 270.0 -0.103 0.3259
0.85 282.0 -0.258 0.2806
0.85 294.0 0.1425 0.3266
0.95 66.0 -0.2307 0.4714
0.95 78.0 0.4828 0.5227
0.95 114.0 -0.1849 0.3369
0.95 126.0 -0.1578 0.3966
0.95 138.0 0.3195 0.4113
0.95 150.0 1.0131 0.3779
0.95 162.0 -0.6098 0.328
0.95 174.0 -0.5152 0.3085
0.95 186.0 0.0551 0.4736
0.95 246.0 0.189 0.6989
0.95 258.0 -0.1527 0.5811
0.95 270.0 -0.5846 0.4673
0.95 294.0 -0.5711 0.4239
Created in SINP MSU, CLAS Collaboration