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Measurement E151M2632

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: ALU
εL: 0.0208
Q2: 0.0171 GeV2
W: 1475.0 GeV
Ebeam: 1.0539 GeV
ε: 0.5934

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty syst. uncert.
0.25 42.0 -0.1038 0.2064 0.0301
0.25 54.0 -0.213 0.2141 0.0303
0.35 42.0 -0.1476 0.1982 0.0301
0.35 54.0 -0.1371 0.1434 0.0301
0.35 66.0 -0.1954 0.2002 0.0303
0.45 30.0 0.4355 0.2023 0.0312
0.45 42.0 -0.1591 0.2147 0.0302
0.45 54.0 -0.1511 0.1601 0.0302
0.45 66.0 -0.1198 0.2066 0.0301
0.45 222.0 0.0243 0.2327 0.03
0.45 234.0 0.0732 0.1994 0.03
0.45 246.0 -0.2269 0.1797 0.0303
0.55 30.0 -0.4295 0.2138 0.0312
0.55 42.0 -0.1458 0.1978 0.0301
0.55 54.0 -0.1098 0.2638 0.0301
0.55 66.0 0.3016 0.2558 0.0306
0.55 150.0 0.2259 0.2263 0.0303
0.55 162.0 -0.3573 0.2337 0.0308
0.55 222.0 0.0861 0.228 0.03
0.55 234.0 -0.1245 0.1768 0.0301
0.55 246.0 0.0844 0.1621 0.03
0.55 258.0 -0.0694 0.2134 0.03
0.65 42.0 -0.1961 0.2338 0.0303
0.65 150.0 -0.42 0.2051 0.0312
0.65 162.0 -0.2996 0.2282 0.0306
0.65 222.0 -0.2311 0.1711 0.0304
0.65 234.0 -0.2398 0.1594 0.0304
0.65 246.0 0.0179 0.1732 0.03
0.65 258.0 0.0171 0.2181 0.03
0.75 42.0 0.1526 0.2215 0.0302
0.75 222.0 -0.1591 0.2392 0.0302
0.75 234.0 -0.2705 0.1629 0.0305
0.75 246.0 -0.0022 0.1715 0.03
0.75 258.0 -0.0533 0.217 0.03
0.85 138.0 0.4921 0.2175 0.0316
0.85 150.0 -0.0324 0.2369 0.03
0.85 222.0 0.1656 0.1889 0.0302
0.85 234.0 -0.087 0.1676 0.0301
0.85 246.0 0.1124 0.162 0.0301
0.85 258.0 0.2614 0.2444 0.0305
Created in SINP MSU, CLAS Collaboration