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Measurement E151M303

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: 0.2989
Q2: 0.1205 GeV2
W: 1355.0 GeV
Ebeam: 1.3383 GeV
ε: 0.8156

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty
0.55 258.0 -0.5777 0.3891
0.55 270.0 -0.3962 0.443
0.65 114.0 1.8976 1.3863
0.65 126.0 0.9615 0.5443
0.65 234.0 0.3256 0.489
0.65 246.0 -0.7493 0.3633
0.65 258.0 -0.0682 0.3903
0.65 270.0 0.1181 0.4235
0.75 102.0 0.7779 0.5568
0.75 114.0 -0.3182 0.3776
0.75 126.0 -0.4048 0.4066
0.75 138.0 -1.5155 0.4042
0.75 150.0 -0.6168 0.5308
0.75 222.0 -0.4176 0.4411
0.75 234.0 -0.2561 0.3377
0.75 246.0 -0.4902 0.3395
0.75 258.0 -0.5941 0.2903
0.75 270.0 0.3024 0.3527
0.75 282.0 -0.9069 0.2955
0.85 114.0 -0.3 0.3573
0.85 126.0 -0.9077 0.3251
0.85 138.0 -0.6997 0.4108
0.85 150.0 0.6352 0.5019
0.85 162.0 0.2364 0.5843
0.85 222.0 -0.3419 0.4357
0.85 234.0 0.7891 0.4783
0.85 246.0 0.1057 0.3849
0.85 258.0 0.4696 0.4525
0.85 270.0 0.0533 0.3525
0.85 282.0 -0.3008 0.3337
0.85 294.0 0.1023 0.4073
0.95 78.0 0.2461 0.4224
0.95 90.0 0.2003 0.4071
0.95 102.0 0.3362 0.4889
0.95 138.0 0.2795 0.505
0.95 150.0 -0.083 0.8372
0.95 234.0 0.067 0.4778
0.95 246.0 -0.2612 0.3793
0.95 258.0 0.5382 0.3455
0.95 270.0 -0.625 0.3333
0.95 282.0 -0.1004 0.3185
0.95 294.0 -1.0857 0.4548
Created in SINP MSU, CLAS Collaboration