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Measurement E151M1776

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: 0.3289
Q2: 0.1435 GeV2
W: 1385.0 GeV
Ebeam: 1.9889 GeV
ε: 0.9081

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty syst. uncert.
0.15 66.0 -2.3816 2.3816 0.1474
0.25 66.0 0.1523 0.7325 0.0314
0.25 294.0 1.3186 0.6408 0.0853
0.35 66.0 -1.4119 0.6041 0.0907
0.35 78.0 0.2517 0.7157 0.0337
0.35 294.0 0.0641 0.6899 0.0303
0.35 306.0 0.043 0.7761 0.0301
0.45 66.0 0.4777 0.6868 0.0417
0.45 78.0 0.1497 0.649 0.0313
0.45 282.0 -1.3632 0.5932 0.0879
0.45 294.0 -1.4866 0.5824 0.0949
0.55 258.0 1.5649 0.6519 0.0995
0.55 282.0 -0.1623 0.7578 0.0316
0.65 102.0 0.7713 0.7029 0.0555
0.65 114.0 -0.3556 0.6319 0.0369
0.65 126.0 -0.275 0.8364 0.0343
0.65 234.0 0.0833 0.7693 0.0304
0.65 246.0 -0.0757 0.776 0.0303
0.65 258.0 -0.0529 0.6696 0.0302
0.65 270.0 -0.7699 0.6957 0.0555
0.75 90.0 -0.1763 0.5819 0.0318
0.75 102.0 -0.3864 0.5312 0.0381
0.75 114.0 0.1199 0.5978 0.0309
0.75 126.0 0.1895 0.5724 0.0321
0.75 138.0 -0.117 0.6304 0.0308
0.75 234.0 0.7157 0.6854 0.0527
0.75 246.0 0.1107 0.5871 0.0307
0.75 258.0 0.2393 0.5713 0.0333
0.75 270.0 -0.1438 0.533 0.0312
0.75 282.0 1.7039 0.6023 0.1075
0.85 78.0 -1.0551 0.716 0.0706
0.85 90.0 0.2882 0.832 0.0347
0.85 102.0 -0.6723 0.5629 0.0506
0.85 114.0 0.6392 0.4835 0.049
0.85 126.0 0.5009 0.6053 0.0427
0.85 138.0 0.1376 0.6399 0.0311
0.85 150.0 -0.5268 0.7429 0.0438
0.85 210.0 1.316 0.6758 0.0852
0.85 222.0 -0.0148 0.586 0.03
0.85 234.0 -0.0904 0.5445 0.0305
0.85 246.0 -0.4824 0.5474 0.0419
0.85 258.0 0.3079 0.5176 0.0353
0.85 270.0 0.4992 0.488 0.0426
0.85 282.0 0.6029 0.6315 0.0473
0.95 78.0 0.3143 0.7068 0.0355
0.95 126.0 -0.8463 0.7161 0.0594
0.95 138.0 0.4776 0.6849 0.0417
0.95 150.0 -0.9051 0.7054 0.0625
0.95 210.0 0.4862 0.7189 0.042
0.95 222.0 -0.209 0.6077 0.0326
0.95 234.0 0.5633 0.5719 0.0454
0.95 246.0 -0.2709 0.5046 0.0342
0.95 258.0 0.7496 0.5458 0.0544
0.95 270.0 1.2663 0.3966 0.0824
0.95 282.0 0.1074 0.4928 0.0307
Created in SINP MSU, CLAS Collaboration