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Measurement E151M1103

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: 0.2155
Q2: 0.2915 GeV2
W: 1625.0 GeV
Ebeam: 2.999 GeV
ε: 0.8836

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty
0.45 102.0 0.3104 0.8691
0.55 90.0 0.1726 0.741
0.55 102.0 -0.7163 0.7174
0.55 114.0 0.4658 0.7901
0.55 270.0 2.5515 0.8885
0.65 90.0 0.0404 0.7111
0.65 102.0 -0.7584 0.6995
0.65 114.0 -0.3487 0.6535
0.65 126.0 -1.0082 0.6343
0.65 222.0 1.5788 0.9628
0.65 234.0 -1.272 0.6729
0.65 294.0 0.5025 0.7947
0.65 306.0 -1.0341 0.6455
0.75 66.0 -1.894 0.5023
0.75 78.0 -0.9577 0.6007
0.75 102.0 0.0122 0.5952
0.75 114.0 0.0778 0.751
0.75 126.0 -0.703 0.7164
0.75 198.0 0.3287 0.9439
0.75 210.0 2.0551 1.138
0.75 222.0 0.8353 0.7415
0.75 234.0 1.3943 0.6838
0.75 246.0 0.1514 0.6185
0.75 258.0 -0.3806 0.7837
0.75 270.0 0.3054 0.8534
0.75 306.0 -0.3205 0.7982
0.85 66.0 -0.8032 0.4979
0.85 78.0 0.0923 0.594
0.85 90.0 -0.9286 0.5953
0.85 102.0 1.3274 0.9943
0.85 114.0 -0.3468 0.7869
0.85 126.0 0.5315 0.8716
0.85 186.0 0.7724 0.9001
0.85 198.0 -0.5454 0.6017
0.85 210.0 -0.0485 0.5944
0.85 222.0 1.0841 0.7141
0.85 234.0 0.354 0.5566
0.85 246.0 0.3428 0.5901
0.85 258.0 -0.3387 0.5192
0.85 270.0 0.2132 0.7562
0.85 282.0 -0.2548 0.7847
0.95 66.0 -1.2096 0.5811
0.95 78.0 -0.2219 0.6546
0.95 90.0 -0.427 0.7401
0.95 198.0 0.7071 0.7916
0.95 210.0 0.2234 0.7256
0.95 222.0 0.8051 0.6818
0.95 234.0 0.6352 0.5963
0.95 246.0 1.7693 0.6681
0.95 258.0 0.4105 0.5446
0.95 270.0 -0.1329 0.4634
0.95 282.0 0.2721 0.5798
0.95 294.0 0.5301 0.6406
0.95 306.0 0.1803 0.6915
Created in SINP MSU, CLAS Collaboration