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Measurement E151M1534

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: 0.0467
Q2: 0.0171 GeV2
W: 1385.0 GeV
Ebeam: 1.3383 GeV
ε: 0.8613

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty
0.25 30.0 0.9197 0.8147
0.35 42.0 -0.4901 0.7951
0.45 30.0 0.8279 0.7625
0.45 42.0 0.6904 0.7798
0.55 18.0 0.0097 0.7335
0.55 30.0 1.084 0.6851
0.55 42.0 -0.1894 0.7727
0.55 138.0 -0.7887 0.6679
0.55 150.0 -2.2455 0.6974
0.55 210.0 -0.2502 0.7966
0.55 222.0 -0.3693 0.6421
0.55 234.0 0.409 0.7021
0.55 246.0 -0.4612 0.7178
0.65 126.0 -0.1651 0.6058
0.65 138.0 -1.1661 0.5582
0.65 150.0 -1.6263 0.6417
0.65 162.0 0.4243 0.8725
0.65 198.0 -0.5405 0.9395
0.65 210.0 -0.1474 0.7181
0.65 222.0 -0.3596 0.6629
0.65 234.0 0.1855 0.4719
0.65 246.0 0.1406 0.5468
0.65 258.0 0.2056 0.7359
0.75 126.0 -0.4912 0.6936
0.75 138.0 0.9283 0.5881
0.75 150.0 0.7206 0.596
0.75 162.0 -0.0885 0.7485
0.75 210.0 0.5454 0.7258
0.75 222.0 0.5394 0.7319
0.75 234.0 -0.3069 0.5271
0.75 246.0 -0.7815 0.6306
0.75 258.0 0.5811 0.6618
0.85 114.0 0.2815 0.8204
0.85 126.0 0.2573 0.8297
0.85 138.0 -0.4655 0.8019
0.85 210.0 0.3564 0.7666
0.85 222.0 0.9529 0.6045
0.85 234.0 0.0096 0.474
0.85 246.0 0.9175 0.5393
0.85 258.0 -0.0057 0.7848
0.95 222.0 0.1524 0.7691
0.95 234.0 0.0078 0.6761
0.95 246.0 1.1192 0.6011
0.25 42.0 -0.5922 1.1181
0.35 42.0 0.652 0.9873
0.45 18.0 -1.6253 0.8756
0.45 30.0 -1.2808 0.9713
0.45 42.0 0.1362 1.0748
0.55 30.0 -1.4331 0.8981
0.55 42.0 -1.8699 0.6412
0.55 138.0 0.5279 0.8948
0.55 150.0 1.1937 1.0328
0.55 210.0 -1.0959 0.9297
0.55 222.0 0.6229 1.1118
0.55 234.0 0.6008 0.7814
0.55 246.0 -0.8246 0.7493
0.55 258.0 -0.1979 1.2321
0.65 126.0 -1.61 0.7886
0.65 138.0 -1.5024 0.7785
0.65 150.0 0.2867 0.9988
0.65 162.0 -1.4826 0.957
0.65 210.0 -0.5399 0.855
0.65 222.0 0.1376 0.6853
0.65 234.0 -0.6489 0.6318
0.65 246.0 -0.0199 0.6119
0.65 258.0 0.6692 0.8861
0.75 126.0 -1.0264 0.9892
0.75 138.0 -0.2418 0.7757
0.75 150.0 -1.4136 0.7081
0.75 162.0 1.1758 1.0108
0.75 174.0 -1.315 1.0668
0.75 210.0 0.7321 0.919
0.75 222.0 0.1552 0.7239
0.75 234.0 -0.2004 0.6671
0.75 246.0 0.3769 0.6068
0.75 258.0 0.2638 0.7963
0.85 126.0 0.0787 1.1905
0.85 150.0 -1.5051 1.1036
0.85 210.0 0.519 0.901
0.85 222.0 0.0662 0.7792
0.85 234.0 1.1237 0.4824
0.85 246.0 0.8452 0.5925
0.85 258.0 -0.9097 1.1171
Created in SINP MSU, CLAS Collaboration