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Measurement E151M554

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: 0.3289
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] AUL uncertainty
0.15 66.0 -0.0167 0.7477
0.25 66.0 -0.7859 0.5368
0.25 294.0 -0.3027 0.5695
0.35 66.0 -0.3995 0.5283
0.35 78.0 0.4918 0.6596
0.35 294.0 -1.1204 0.4541
0.35 306.0 0.0418 0.664
0.45 66.0 0.395 0.6217
0.45 78.0 -0.3367 0.5218
0.45 282.0 0.406 0.6035
0.45 294.0 -0.8023 0.4905
0.55 258.0 0.6926 0.7221
0.55 282.0 0.7547 0.6961
0.65 102.0 0.5269 0.6528
0.65 114.0 1.0175 0.59
0.65 126.0 -0.4656 0.6611
0.65 234.0 -0.1538 0.6389
0.65 246.0 -0.2253 0.637
0.65 258.0 -0.4328 0.525
0.65 270.0 -0.168 0.5923
0.75 90.0 0.0509 0.5009
0.75 102.0 0.2282 0.4657
0.75 114.0 0.4063 0.5319
0.75 126.0 0.2885 0.5004
0.75 138.0 0.863 0.5738
0.75 234.0 0.3042 0.6426
0.75 246.0 -0.3474 0.4682
0.75 258.0 -0.564 0.4374
0.75 270.0 -0.1789 0.4393
0.75 282.0 -0.3595 0.5755
0.85 78.0 -0.691 0.5542
0.85 90.0 -0.2279 0.6861
0.85 102.0 0.5902 0.524
0.85 114.0 0.1801 0.4342
0.85 126.0 0.5809 0.537
0.85 138.0 1.1245 0.5932
0.85 150.0 -0.1179 0.6264
0.85 210.0 0.951 0.7356
0.85 222.0 0.8527 0.5342
0.85 234.0 0.5371 0.4886
0.85 246.0 1.7901 0.4821
0.85 258.0 -0.2825 0.418
0.85 270.0 0.0015 0.424
0.85 282.0 -0.0672 0.5606
0.95 78.0 0.7319 0.6429
0.95 126.0 -0.7388 0.5198
0.95 138.0 0.2871 0.6421
0.95 150.0 -0.6459 0.5706
0.95 210.0 0.9855 0.6451
0.95 222.0 0.4484 0.5575
0.95 234.0 0.0683 0.5166
0.95 246.0 -0.1118 0.4202
0.95 258.0 1.1357 0.516
0.95 270.0 -0.4367 0.3681
0.95 282.0 -0.074 0.4153
Created in SINP MSU, CLAS Collaboration