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Measurement E151M117

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: 0.1518
Q2: 0.0593 GeV2
W: 1355.0 GeV
Ebeam: 1.0539 GeV
ε: 0.7494

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty
0.15 42.0 0.2536 0.8817
0.35 30.0 0.0201 0.8305
0.35 42.0 0.9549 0.7331
0.45 42.0 -0.3101 0.8446
0.55 234.0 0.2692 0.7681
0.55 246.0 -0.5292 0.5461
0.55 258.0 -0.2998 0.4957
0.55 270.0 0.5494 0.6733
0.65 138.0 0.3813 0.6611
0.65 150.0 -0.1715 0.728
0.65 162.0 -0.3197 0.7219
0.65 222.0 0.6049 0.7031
0.65 234.0 -0.6844 0.4405
0.65 246.0 0.1897 0.5121
0.65 258.0 0.3529 0.4692
0.65 270.0 -0.5698 0.5453
0.75 126.0 0.2174 0.8716
0.75 138.0 -0.4986 0.6124
0.75 150.0 0.1314 0.6284
0.75 162.0 0.1778 0.7659
0.75 222.0 -0.5762 0.5852
0.75 234.0 0.3419 0.529
0.75 246.0 -0.1154 0.4908
0.75 258.0 0.3924 0.4317
0.75 270.0 -0.4446 0.4929
0.85 126.0 -0.4407 0.7308
0.85 138.0 -1.2859 0.5692
0.85 150.0 0.5638 0.6717
0.85 162.0 -0.3588 0.6579
0.85 174.0 -0.9601 0.5535
0.85 222.0 -0.7027 0.6588
0.85 234.0 -0.3458 0.6172
0.85 246.0 -0.3399 0.4233
0.85 258.0 -0.6785 0.3695
0.85 270.0 0.3517 0.4066
0.85 282.0 0.2828 0.6733
0.95 114.0 -1.0113 0.4416
0.95 126.0 -0.9657 0.4458
0.95 138.0 -0.8211 0.5432
0.95 234.0 -1.1147 0.4809
0.95 258.0 -0.3104 0.5443
0.95 270.0 0.3594 0.5337
Created in SINP MSU, CLAS Collaboration