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Measurement E151M670

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: 0.0309
Q2: 0.0348 GeV2
W: 1625.0 GeV
Ebeam: 1.9889 GeV
ε: 0.8115

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty syst. uncert.
0.35 78.0 -1.082 0.5892 0.0727
0.35 270.0 0.8251 0.6319 0.0587
0.35 282.0 0.2126 0.6795 0.0327
0.45 18.0 -0.0613 0.7165 0.0302
0.45 30.0 -0.4445 0.7285 0.0405
0.45 66.0 1.4064 0.9512 0.0911
0.45 78.0 1.0524 0.7387 0.071
0.45 258.0 0.0547 0.7094 0.0302
0.45 270.0 -0.8148 0.5255 0.0582
0.45 282.0 0.1529 0.6751 0.0314
0.45 330.0 -0.4683 0.7229 0.0415
0.55 78.0 1.3006 0.8443 0.085
0.55 90.0 -1.1398 0.6566 0.0759
0.55 114.0 0.785 0.7818 0.0566
0.55 126.0 -0.5696 0.5641 0.046
0.55 138.0 0.0499 0.7986 0.0302
0.55 150.0 -1.0725 0.6691 0.0721
0.55 198.0 0.4348 0.7474 0.0401
0.55 210.0 0.1017 0.7665 0.0306
0.55 222.0 0.6016 0.771 0.0475
0.55 258.0 -0.3162 0.6291 0.0357
0.55 270.0 0.8895 0.6561 0.0621
0.55 282.0 0.1312 0.7983 0.0311
0.65 78.0 -0.5163 0.7081 0.0436
0.65 114.0 0.2195 0.8382 0.0329
0.65 126.0 -0.9838 0.5127 0.0672
0.65 138.0 -1.2088 0.561 0.0798
0.65 150.0 -0.2263 0.7363 0.033
0.65 198.0 1.6608 0.8374 0.1059
0.65 210.0 0.6486 0.7113 0.0497
0.65 222.0 0.7567 0.6969 0.0552
0.65 234.0 1.3306 0.9012 0.0867
0.65 270.0 -0.2925 0.6345 0.0349
0.65 282.0 -0.0698 0.5967 0.0303
0.75 66.0 -1.1716 0.6237 0.0777
0.75 78.0 -0.2325 0.7882 0.0332
0.75 198.0 -0.217 0.6208 0.0328
0.75 210.0 0.3459 0.6179 0.0367
0.75 222.0 0.5517 0.7042 0.0452
0.75 234.0 0.6232 0.7061 0.0485
0.75 246.0 -0.3528 0.738 0.037
0.75 270.0 -0.6268 0.485 0.0487
0.75 282.0 -0.1702 0.5489 0.0318
0.85 114.0 1.5465 0.6752 0.0992
0.85 126.0 -0.1256 0.6808 0.031
0.85 198.0 0.4801 0.719 0.042
0.85 210.0 0.0452 0.5694 0.0301
0.85 222.0 -1.0187 0.5416 0.0691
0.85 234.0 0.536 0.7383 0.0444
0.85 258.0 0.4345 0.7432 0.0401
0.85 270.0 -0.2635 0.6121 0.0341
0.85 282.0 0.9176 0.7419 0.0636
Created in SINP MSU, CLAS Collaboration