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Measurement E151M3015

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: 0.3203
Q2: 0.1715 GeV2
W: 1415.0 GeV
Ebeam: 1.9889 GeV
ε: 0.8872

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty
0.25 54.0 -0.1726 0.2486
0.35 66.0 0.1773 0.227
0.35 78.0 -0.4772 0.2013
0.35 282.0 0.1942 0.2327
0.35 294.0 0.058 0.2231
0.45 78.0 0.3905 0.251
0.45 282.0 -0.0106 0.2786
0.45 294.0 -0.1179 0.2503
0.55 66.0 0.1302 0.2728
0.55 102.0 0.1332 0.2544
0.55 114.0 0.0588 0.2792
0.55 270.0 -0.3698 0.234
0.55 282.0 -0.2217 0.2652
0.65 66.0 0.4138 0.2462
0.65 102.0 -0.0718 0.1979
0.65 114.0 -0.0502 0.2127
0.65 126.0 0.0204 0.2698
0.65 246.0 -0.2251 0.1915
0.65 258.0 -0.1099 0.227
0.65 270.0 -0.2499 0.2519
0.75 90.0 0.1034 0.2104
0.75 102.0 -0.1221 0.2102
0.75 114.0 0.0172 0.2119
0.75 126.0 -0.0118 0.204
0.75 138.0 -0.3916 0.1992
0.75 222.0 -0.5204 0.2527
0.75 234.0 -0.0358 0.224
0.75 246.0 0.2343 0.2145
0.75 258.0 -0.002 0.1968
0.75 270.0 -0.1414 0.2145
0.85 78.0 0.0542 0.2502
0.85 90.0 -0.5863 0.2089
0.85 102.0 -0.0898 0.1679
0.85 114.0 0.1221 0.2128
0.85 126.0 -0.1421 0.1898
0.85 138.0 0.2629 0.2375
0.85 150.0 -0.69 0.1975
0.85 198.0 0.2032 0.2765
0.85 210.0 0.0547 0.2224
0.85 222.0 -0.1195 0.2089
0.85 234.0 -0.0089 0.1926
0.85 246.0 0.105 0.2053
0.85 258.0 -0.1368 0.1795
0.85 270.0 -0.0944 0.2018
0.85 282.0 -0.2614 0.1839
0.85 294.0 0.0691 0.2587
0.95 78.0 0.4721 0.1705
0.95 114.0 -0.5059 0.281
0.95 234.0 -0.1606 0.2211
0.95 246.0 0.1007 0.2206
0.95 258.0 0.1655 0.1966
0.95 270.0 0.0789 0.1917
0.95 282.0 0.1122 0.1838
Created in SINP MSU, CLAS Collaboration