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Measurement E151M2518

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: 0.234
Q2: 0.0593 GeV2
W: 1295.0 GeV
Ebeam: 1.0539 GeV
ε: 0.8216

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty syst. uncert.
0.15 54.0 0.2008 0.2542 0.0303
0.25 30.0 0.2838 0.2528 0.0305
0.25 42.0 -0.1943 0.2342 0.0303
0.35 30.0 -0.0063 0.2092 0.03
0.35 42.0 -0.0292 0.223 0.03
0.45 42.0 0.3728 0.2289 0.0309
0.45 270.0 0.0205 0.2138 0.03
0.55 246.0 0.2414 0.1674 0.0304
0.55 258.0 -0.4886 0.1394 0.0316
0.55 270.0 0.2019 0.1553 0.0303
0.55 282.0 -0.1384 0.1758 0.0301
0.65 234.0 0.1363 0.2022 0.0301
0.65 246.0 -0.2595 0.1442 0.0304
0.65 258.0 -0.2463 0.1462 0.0304
0.65 270.0 -0.4444 0.1439 0.0313
0.65 282.0 -0.0718 0.1813 0.03
0.75 126.0 -0.084 0.2085 0.03
0.75 138.0 0.1874 0.1606 0.0302
0.75 150.0 -0.0252 0.1711 0.03
0.75 162.0 0.1654 0.1739 0.0302
0.75 174.0 -0.1332 0.182 0.0301
0.75 222.0 -0.0628 0.236 0.03
0.75 234.0 0.3434 0.1471 0.0308
0.75 246.0 0.2816 0.1581 0.0305
0.75 258.0 -0.0189 0.1446 0.03
0.75 270.0 0.1185 0.139 0.0301
0.75 282.0 0.2643 0.1516 0.0305
0.85 126.0 0.0452 0.2026 0.03
0.85 138.0 0.4447 0.1533 0.0313
0.85 150.0 -0.0511 0.1632 0.03
0.85 162.0 0.1792 0.169 0.0302
0.85 174.0 -0.4006 0.16 0.0311
0.85 186.0 -0.207 0.1769 0.0303
0.85 198.0 -0.2366 0.232 0.0304
0.85 222.0 -0.4753 0.219 0.0315
0.85 234.0 -0.0049 0.1835 0.03
0.85 246.0 0.0526 0.1368 0.03
0.85 258.0 -0.0261 0.1317 0.03
0.85 270.0 -0.0852 0.1285 0.03
0.85 282.0 -0.3022 0.1452 0.0306
0.95 114.0 -0.1839 0.2319 0.0302
0.95 126.0 0.2242 0.2111 0.0303
0.95 138.0 0.0173 0.1989 0.03
0.95 150.0 0.0504 0.1938 0.03
0.95 162.0 0.1956 0.1803 0.0303
0.95 174.0 -0.1328 0.2413 0.0301
0.95 258.0 -0.236 0.2217 0.0304
0.95 270.0 -0.0253 0.2247 0.03
Created in SINP MSU, CLAS Collaboration