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Measurement E151M3511

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: 0.3646
Q2: 0.4155 GeV2
W: 1535.0 GeV
Ebeam: 2.999 GeV
ε: 0.8913

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty
0.35 102.0 0.306 0.2578
0.35 294.0 0.3256 0.2409
0.45 102.0 0.2664 0.2465
0.55 90.0 0.4768 0.2153
0.55 102.0 0.1294 0.1963
0.55 114.0 -0.2745 0.2477
0.65 90.0 -0.2372 0.2066
0.65 102.0 0.066 0.1951
0.65 114.0 -0.2451 0.2796
0.65 126.0 0.4604 0.2258
0.65 258.0 -0.2009 0.2303
0.75 54.0 0.1327 0.2178
0.75 66.0 0.3952 0.2622
0.75 90.0 0.1411 0.2025
0.75 102.0 -0.0454 0.2068
0.75 114.0 0.4381 0.201
0.75 126.0 0.1324 0.2405
0.75 222.0 -0.1599 0.2305
0.75 234.0 0.1736 0.2059
0.75 246.0 0.0071 0.2629
0.75 258.0 0.0002 0.238
0.85 54.0 -0.0243 0.2239
0.85 66.0 0.2763 0.1912
0.85 78.0 0.1799 0.2465
0.85 102.0 0.4039 0.1744
0.85 114.0 0.3481 0.2094
0.85 198.0 -0.0363 0.2391
0.85 210.0 -0.112 0.2098
0.85 222.0 -0.1533 0.1977
0.85 234.0 -0.0914 0.1912
0.85 246.0 0.1467 0.1773
0.85 258.0 -0.0979 0.2024
0.85 270.0 0.1678 0.1604
0.85 282.0 0.2779 0.1706
0.85 294.0 0.0753 0.2426
0.95 66.0 0.3587 0.2284
0.95 198.0 0.0969 0.2608
0.95 222.0 0.1246 0.2345
0.95 234.0 -0.1513 0.1943
0.95 246.0 -0.1074 0.23
0.95 258.0 0.0904 0.2218
0.95 270.0 -0.0802 0.1968
0.95 282.0 -0.0635 0.2095
0.95 294.0 0.4526 0.188
0.95 306.0 -0.0786 0.1997
0.95 318.0 0.1502 0.1876
0.95 330.0 -0.176 0.2384
Created in SINP MSU, CLAS Collaboration