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Measurement E151M58

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: 0.5212
Q2: 0.1435 GeV2
W: 1265.0 GeV
Ebeam: 1.0539 GeV
ε: 0.7687

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty
-0.05 42.0 -0.881 0.6173
0.05 42.0 0.2897 0.6942
0.15 42.0 0.4928 0.6875
0.45 270.0 0.6359 0.5362
0.45 282.0 0.039 0.5551
0.45 294.0 -0.141 0.6093
0.55 258.0 0.1479 0.491
0.55 270.0 -0.3942 0.4464
0.55 282.0 -0.0918 0.4809
0.55 294.0 1.4188 0.6661
0.65 246.0 -0.3898 0.5271
0.65 258.0 0.3013 0.4612
0.65 270.0 0.2025 0.4363
0.65 282.0 0.8158 0.4271
0.65 294.0 -0.1015 0.4709
0.75 138.0 -0.0973 0.7114
0.75 246.0 -0.1849 0.493
0.75 258.0 -0.2591 0.4653
0.75 270.0 -0.5059 0.3981
0.75 282.0 -0.0913 0.399
0.75 294.0 -0.1273 0.448
0.85 114.0 1.1009 0.6331
0.85 126.0 0.3545 0.5267
0.85 138.0 0.1427 0.4811
0.85 150.0 0.1989 0.4619
0.85 162.0 -0.0588 0.5288
0.85 174.0 -0.5626 0.4985
0.85 186.0 0.6815 0.5538
0.85 198.0 -0.1089 0.5698
0.85 210.0 -0.4467 0.5341
0.85 246.0 -0.06 0.5857
0.85 258.0 0.0217 0.5162
0.85 270.0 -0.3779 0.3894
0.85 282.0 0.6115 0.4362
0.85 294.0 -0.2261 0.4837
0.95 114.0 -0.3323 0.4719
0.95 126.0 -0.2826 0.4971
0.95 138.0 0.4132 0.4582
0.95 150.0 0.0151 0.4487
0.95 162.0 0.0724 0.4532
0.95 174.0 0.4472 0.4931
0.95 186.0 0.2156 0.4364
0.95 198.0 0.1951 0.4832
0.95 210.0 -0.9394 0.3323
Created in SINP MSU, CLAS Collaboration