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Measurement E151M1591

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: ALL
εL: 0.027
Q2: 0.0171 GeV2
W: 1475.0 GeV
Ebeam: 1.3383 GeV
ε: 0.7707

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty
0.35 42.0 0.1188 0.6748
0.45 30.0 0.4301 0.7583
0.45 54.0 -0.6893 0.7652
0.45 138.0 -0.5908 0.8061
0.45 150.0 0.9427 0.8762
0.45 222.0 -0.5446 0.8496
0.45 234.0 0.4503 0.7256
0.45 246.0 -0.8743 0.8167
0.55 18.0 -0.9738 0.8107
0.55 30.0 -0.8139 0.6939
0.55 42.0 -0.9557 0.7244
0.55 126.0 -0.0848 0.7685
0.55 138.0 0.2059 0.5741
0.55 150.0 -0.0115 0.6575
0.55 210.0 -0.8464 0.6807
0.55 222.0 0.46 0.6249
0.55 234.0 1.1447 0.6014
0.55 246.0 1.3671 0.7847
0.65 126.0 -0.5183 0.678
0.65 138.0 0.2629 0.6179
0.65 150.0 -0.2786 0.6874
0.65 162.0 -1.3616 0.7125
0.65 198.0 -1.0869 0.8287
0.65 210.0 1.2777 0.7092
0.65 222.0 -0.5212 0.5286
0.65 234.0 -0.3302 0.5283
0.65 246.0 -1.4922 0.5528
0.75 126.0 0.1234 0.9644
0.75 138.0 -0.0658 0.7875
0.75 150.0 -0.4342 0.7974
0.75 162.0 -0.5459 0.7541
0.75 210.0 0.7673 0.7996
0.75 222.0 -0.6061 0.5376
0.75 234.0 -0.4389 0.4975
0.75 246.0 -0.3976 0.5985
0.85 126.0 -0.6909 0.6994
0.85 138.0 2.156 0.6511
0.85 210.0 -1.3793 0.6508
0.85 222.0 -0.3478 0.5991
0.85 234.0 -0.2828 0.4945
0.85 246.0 0.5969 0.6581
0.85 258.0 -0.2004 0.8171
0.25 42.0 -2.3609 2.3609
0.35 30.0 -0.459 1.2589
0.35 42.0 1.652 0.719
0.45 18.0 0.2128 1.0863
0.45 30.0 -0.8377 0.878
0.45 42.0 -0.1587 1.0454
0.45 138.0 -0.7115 1.0381
0.45 222.0 -0.0275 1.07
0.45 234.0 -1.3552 0.8899
0.55 30.0 2.0538 0.5425
0.55 42.0 -0.0688 0.8546
0.55 126.0 0.9994 1.224
0.55 138.0 -0.8663 0.9171
0.55 150.0 1.7937 0.664
0.55 210.0 -0.3792 0.845
0.55 222.0 -0.6622 0.7316
0.55 234.0 -0.3142 0.7375
0.55 246.0 -0.0379 0.8708
0.65 42.0 0.8613 1.1641
0.65 126.0 0.0035 1.0415
0.65 138.0 -1.0126 0.8851
0.65 150.0 -1.2343 0.9338
0.65 162.0 -1.6832 0.8565
0.65 210.0 -0.3549 0.9464
0.65 222.0 -0.0597 0.795
0.65 234.0 -0.3586 0.6875
0.65 246.0 -1.4031 0.6801
0.75 138.0 -0.5171 1.1055
0.75 150.0 -0.8841 1.1603
0.75 162.0 0.5718 1.144
0.75 198.0 -0.3773 1.0996
0.75 210.0 -1.3311 0.7034
0.75 222.0 -1.4849 0.5659
0.75 234.0 -0.86 0.6336
0.75 246.0 -0.2976 0.7581
0.85 126.0 0.5524 0.9775
0.85 138.0 0.4197 0.9924
0.85 210.0 -0.0627 0.8715
0.85 222.0 0.0628 0.8306
0.85 234.0 0.0661 0.6585
0.85 246.0 -1.2586 0.7081
0.95 222.0 1.1266 0.7102
0.95 234.0 -0.7476 0.7947
Created in SINP MSU, CLAS Collaboration