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Measurement E151M776

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: 0.1657
Q2: 0.0496 GeV2
W: 1355.0 GeV
Ebeam: 2.2596 GeV
ε: 0.9585

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty syst. uncert.
0.35 66.0 0.2631 0.5157 0.0346
0.35 78.0 0.3943 0.5324 0.0414
0.45 78.0 -0.1127 1.2018 0.0318
0.45 294.0 -0.6898 0.936 0.0704
0.55 78.0 -0.0023 1.2102 0.03
0.65 78.0 -1.1245 1.2322 0.108
0.65 114.0 -2.1572 1.1318 0.2013
0.65 246.0 0.3715 0.958 0.0456
0.65 258.0 1.5263 1.1223 0.144
0.75 102.0 0.5537 1.5077 0.0593
0.75 114.0 -0.5196 1.2543 0.0566
0.75 126.0 0.4877 1.396 0.0541
0.75 138.0 -3.3763 0.8597 0.3131
0.75 150.0 -0.8603 1.358 0.0849
0.75 222.0 0.5917 1.321 0.0623
0.75 234.0 0.1528 1.0216 0.0331
0.75 246.0 -0.2539 0.9144 0.0381
0.75 258.0 1.0037 1.0409 0.0974
0.75 270.0 -0.7119 1.0874 0.0722
0.85 114.0 -0.9327 1.3618 0.0912
0.85 126.0 2.2495 1.3983 0.2098
0.85 138.0 -0.4521 1.5089 0.0514
0.85 222.0 -0.8232 1.371 0.0817
0.85 234.0 -1.3844 1.0351 0.1312
0.85 246.0 -0.0527 1.1485 0.0304
0.85 258.0 1.0927 1.0431 0.1052
0.85 270.0 0.8887 1.3864 0.0873
0.95 234.0 2.9244 4.1841 0.2716
0.35 294.0 -0.1385 0.5364 0.0313
0.45 66.0 1.8883 1.8883 0.1275
0.45 78.0 0.4863 0.5845 0.0438
0.45 282.0 -0.5615 0.5551 0.0475
0.65 114.0 1.8935 0.6024 0.1278
0.65 126.0 0.7761 0.7221 0.0591
0.65 246.0 0.1103 0.5325 0.0309
0.65 258.0 -0.7636 0.5101 0.0584
0.75 102.0 0.2334 0.5865 0.0337
0.75 114.0 -0.8516 0.5266 0.0634
0.75 126.0 0.1873 0.6099 0.0324
0.75 138.0 0.4872 0.7102 0.0438
0.75 234.0 -0.5816 0.5245 0.0485
0.75 246.0 -0.4694 0.4367 0.043
0.75 258.0 -0.9486 0.4916 0.0691
0.85 114.0 0.791 0.6883 0.06
0.85 126.0 1.2406 0.7079 0.0868
0.85 138.0 -0.8612 0.6281 0.064
0.85 150.0 -0.6307 0.6454 0.0511
0.85 234.0 0.6799 0.7341 0.0538
0.85 246.0 0.0359 0.5483 0.0301
0.85 258.0 0.0352 0.4601 0.0301
0.85 270.0 -0.3531 0.6067 0.0379
Created in SINP MSU, CLAS Collaboration