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Measurement E151M2540

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: 0.1883
Q2: 0.0593 GeV2
W: 1325.0 GeV
Ebeam: 1.0539 GeV
ε: 0.788

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty syst. uncert.
0.35 30.0 0.0527 0.2477 0.03
0.35 42.0 0.0764 0.2276 0.03
0.55 234.0 0.1163 0.2533 0.0301
0.55 246.0 -0.4453 0.1593 0.0313
0.55 258.0 -0.2284 0.157 0.0303
0.55 270.0 -0.2882 0.1589 0.0305
0.55 282.0 0.0697 0.2525 0.03
0.65 138.0 0.1157 0.2498 0.0301
0.65 150.0 -0.0081 0.2489 0.03
0.65 222.0 -0.0132 0.2598 0.03
0.65 234.0 0.0876 0.1583 0.0301
0.65 246.0 0.1353 0.1621 0.0301
0.65 258.0 0.1403 0.1463 0.0301
0.65 270.0 -0.1557 0.1466 0.0302
0.75 126.0 0.214 0.215 0.0303
0.75 138.0 -0.1768 0.1756 0.0302
0.75 150.0 -0.1569 0.1817 0.0302
0.75 162.0 -0.0149 0.2263 0.03
0.75 174.0 -0.1935 0.1987 0.0302
0.75 186.0 0.0267 0.2145 0.03
0.75 222.0 0.1742 0.2486 0.0302
0.75 234.0 -0.2303 0.1598 0.0304
0.75 246.0 0.1858 0.1438 0.0302
0.75 258.0 -0.0292 0.1483 0.03
0.75 270.0 0.0909 0.1501 0.0301
0.75 282.0 -0.0645 0.184 0.03
0.85 126.0 0.1682 0.1774 0.0302
0.85 138.0 -0.1563 0.1664 0.0302
0.85 150.0 0.0938 0.1654 0.0301
0.85 162.0 0.0391 0.1658 0.03
0.85 174.0 0.1649 0.1713 0.0302
0.85 186.0 -0.3709 0.2098 0.0309
0.85 198.0 -0.1346 0.2358 0.0301
0.85 222.0 0.3627 0.2196 0.0309
0.85 234.0 0.2995 0.1697 0.0306
0.85 246.0 -0.1938 0.1441 0.0302
0.85 258.0 -0.1107 0.1332 0.0301
0.85 270.0 -0.0433 0.1244 0.03
0.85 282.0 -0.2322 0.1639 0.0304
0.95 126.0 0.2628 0.2202 0.0305
0.95 138.0 -0.3206 0.2062 0.0307
0.95 150.0 -0.0876 0.2247 0.0301
0.95 162.0 0.4005 0.2146 0.0311
0.95 174.0 -0.2719 0.2658 0.0305
0.95 186.0 0.0954 0.2569 0.0301
0.95 246.0 -0.508 0.1908 0.0317
0.95 258.0 0.0402 0.2144 0.03
0.95 270.0 -0.0769 0.2331 0.03
Created in SINP MSU, CLAS Collaboration