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Measurement E151M1978

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: 0.4827
Q2: 0.1205 GeV2
W: 1295.0 GeV
Ebeam: 2.2596 GeV
ε: 0.9567

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty syst. uncert.
0.25 66.0 -2.4123 1.3438 0.2237
0.25 306.0 -1.3491 1.4978 0.1276
0.35 66.0 1.7305 1.4822 0.1618
0.35 78.0 -0.1128 1.7239 0.0317
0.35 294.0 2.8798 1.4367 0.2664
0.45 66.0 -1.1989 1.5138 0.1142
0.45 78.0 0.3049 1.8696 0.0411
0.45 282.0 -0.9259 1.6605 0.0902
0.55 66.0 1.9281 1.8477 0.1797
0.55 270.0 2.5968 1.3203 0.2405
0.65 102.0 1.1865 1.7922 0.1131
0.65 258.0 -2.1999 1.4465 0.2044
0.65 270.0 -1.82 1.2872 0.1699
0.65 282.0 0.8906 1.2747 0.0872
0.75 90.0 1.1257 1.7522 0.1077
0.75 102.0 -0.6315 1.6033 0.0653
0.75 114.0 0.0483 2.023 0.0303
0.75 126.0 4.4964 1.7891 0.4143
0.75 234.0 2.3659 1.5608 0.2195
0.75 246.0 1.5449 1.5254 0.1451
0.75 258.0 -1.2206 1.3661 0.1161
0.75 270.0 2.3591 1.1269 0.2189
0.75 282.0 -0.3365 1.3523 0.0431
0.85 90.0 -0.2606 2.1766 0.0384
0.85 102.0 4.0644 1.4934 0.3747
0.85 114.0 -0.1431 1.7982 0.0328
0.85 126.0 -0.1477 1.7715 0.0329
0.85 138.0 0.3882 2.1027 0.0466
0.85 150.0 -0.8446 2.3171 0.0832
0.85 246.0 0.864 1.38 0.0849
0.85 258.0 -0.7941 1.2726 0.0789
0.85 270.0 -0.3059 1.5396 0.0411
0.85 282.0 -1.6052 1.2899 0.1505
0.95 102.0 -0.7809 4.8528 0.0778
0.95 114.0 -1.9013 4.7901 0.1773
0.95 126.0 -2.3352 4.9937 0.2167
0.95 138.0 -2.2094 5.4801 0.2053
0.95 150.0 5.9075 6.7473 0.5437
0.95 162.0 0.766 5.9555 0.0765
0.95 234.0 -1.5097 5.5215 0.1419
0.95 246.0 3.2918 4.1599 0.304
0.95 258.0 -9.2442 4.5633 0.8501
0.95 270.0 4.8577 1.0542 0.0719
0.95 282.0 0.9776 5.0543 0.0947
0.05 306.0 0.0863 0.5418 0.0305
0.15 66.0 -0.5662 0.5161 0.0475
0.15 306.0 -0.4516 0.5137 0.042
0.25 66.0 -0.2957 0.4707 0.0356
0.35 66.0 0.4857 0.4196 0.0436
0.35 78.0 -0.2722 0.4394 0.0348
0.35 294.0 0.1357 0.563 0.0313
0.35 306.0 0.7721 0.5117 0.0585
0.45 66.0 -0.2037 0.4568 0.0328
0.45 78.0 -0.2876 0.4332 0.0354
0.45 294.0 -0.0673 0.55 0.0303
0.55 66.0 0.3053 0.462 0.036
0.55 78.0 -0.046 0.5553 0.0301
0.55 270.0 1.1724 0.5106 0.082
0.65 258.0 0.7217 0.4545 0.0557
0.65 270.0 0.3333 0.4571 0.037
0.65 282.0 0.5622 0.5735 0.0473
0.75 90.0 -1.0043 0.5589 0.0719
0.75 102.0 0.2011 0.5082 0.0327
0.75 114.0 0.459 0.4407 0.0423
0.75 126.0 1.3715 0.5832 0.0941
0.75 246.0 -0.243 0.6148 0.0339
0.75 258.0 0.3827 0.4281 0.039
0.75 270.0 0.9273 0.4506 0.0674
0.75 282.0 0.5681 0.3802 0.0476
0.75 294.0 -1.0002 0.5673 0.0716
0.85 90.0 -0.2086 0.5229 0.0329
0.85 102.0 -0.2199 0.4652 0.0332
0.85 114.0 -0.5781 0.4742 0.0481
0.85 126.0 0.4112 0.5307 0.0402
0.85 138.0 -0.715 0.5828 0.0553
0.85 234.0 0.7221 0.5284 0.0557
0.85 246.0 0.8714 0.4708 0.0641
0.85 258.0 -0.3979 0.4672 0.0396
0.85 270.0 0.5702 0.4458 0.0477
0.85 282.0 -0.2938 0.4368 0.0356
0.95 102.0 0.0019 0.9825 0.03
0.95 114.0 -1.1298 0.8058 0.0794
0.95 126.0 1.8799 0.8993 0.1259
0.95 138.0 1.9817 0.9423 0.1324
0.95 150.0 0.7733 1.0782 0.0586
0.95 234.0 -1.1091 1.0616 0.0781
0.95 246.0 0.3423 0.9254 0.0374
0.95 258.0 -0.204 0.7441 0.0328
0.95 270.0 3.0187 3.0187 0.1986
Created in SINP MSU, CLAS Collaboration