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Measurement E151M3254

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: 0.3306
Q2: 0.1715 GeV2
W: 1415.0 GeV
Ebeam: 2.2596 GeV
ε: 0.9156

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty
0.25 66.0 -0.0367 0.2512
0.35 66.0 -0.1825 0.2231
0.45 282.0 0.0568 0.2345
0.65 90.0 0.2785 0.2474
0.65 102.0 0.1753 0.2239
0.65 114.0 -0.2884 0.1978
0.65 246.0 -0.5491 0.1818
0.65 258.0 0.2859 0.2368
0.65 270.0 0.4082 0.2392
0.75 90.0 0.0636 0.1984
0.75 102.0 0.145 0.1883
0.75 114.0 0.1299 0.1974
0.75 126.0 -0.0377 0.2216
0.75 222.0 0.3175 0.2122
0.75 234.0 -0.2549 0.1967
0.75 246.0 -0.0827 0.1972
0.75 258.0 -0.0435 0.2077
0.75 270.0 -0.2619 0.2309
0.85 78.0 0.1645 0.2226
0.85 102.0 0.0753 0.1855
0.85 114.0 -0.0235 0.1949
0.85 126.0 -0.1137 0.2235
0.85 138.0 0.0629 0.2185
0.85 234.0 0.0786 0.2542
0.85 246.0 0.1941 0.2098
0.85 258.0 -0.1046 0.1971
0.85 270.0 -0.231 0.1926
0.85 282.0 -0.0808 0.1756
0.85 294.0 -0.1086 0.2588
0.95 234.0 0.2007 0.2453
0.95 246.0 0.0648 0.2063
0.95 258.0 -0.1185 0.1975
0.95 270.0 -0.3678 0.2081
0.95 282.0 -0.1471 0.1815
0.95 294.0 0.0515 0.2246
0.25 294.0 -0.315 0.2322
0.35 66.0 0.4416 0.232
0.45 78.0 0.2794 0.2356
0.45 294.0 0.2038 0.2413
0.65 102.0 -0.1998 0.2369
0.65 114.0 -0.0809 0.2284
0.65 246.0 -0.1346 0.2611
0.65 258.0 -0.3404 0.1906
0.75 90.0 0.0198 0.2313
0.75 102.0 -0.2056 0.2065
0.75 114.0 -0.2081 0.2109
0.75 126.0 0.1309 0.2224
0.75 234.0 0.0157 0.242
0.75 246.0 -0.0237 0.2293
0.75 270.0 -0.0874 0.2389
0.85 78.0 0.0216 0.2643
0.85 102.0 -0.2094 0.2163
0.85 114.0 -0.0655 0.2362
0.85 126.0 0.1342 0.2354
0.85 234.0 0.0816 0.2085
0.85 258.0 -0.2685 0.2093
0.85 270.0 -0.2635 0.2013
0.85 282.0 -0.1725 0.2431
0.95 246.0 -0.0118 0.266
0.95 282.0 0.0814 0.2612
Created in SINP MSU, CLAS Collaboration