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Measurement E151M2517

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: 0.2028
Q2: 0.0496 GeV2
W: 1295.0 GeV
Ebeam: 1.0539 GeV
ε: 0.8313

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty syst. uncert.
0.15 42.0 -0.2666 0.2329 0.0305
0.25 42.0 0.2923 0.2352 0.0306
0.35 30.0 -0.118 0.2113 0.0301
0.35 42.0 -0.2883 0.2216 0.0305
0.45 42.0 0.0932 0.2308 0.0301
0.45 54.0 0.6678 0.1808 0.0328
0.45 270.0 -0.0185 0.2235 0.03
0.45 282.0 -0.0056 0.2573 0.03
0.55 246.0 -0.443 0.1998 0.0313
0.55 258.0 0.052 0.1699 0.03
0.55 270.0 -0.0773 0.1556 0.03
0.55 282.0 -0.094 0.2009 0.0301
0.65 234.0 -0.2931 0.1676 0.0306
0.65 246.0 -0.0188 0.1464 0.03
0.65 258.0 0.0479 0.1277 0.03
0.65 270.0 -0.0901 0.1411 0.0301
0.65 282.0 0.0967 0.181 0.0301
0.75 126.0 -0.0687 0.2092 0.03
0.75 138.0 0.1702 0.178 0.0302
0.75 150.0 -0.1272 0.1894 0.0301
0.75 162.0 0.2007 0.1968 0.0303
0.75 174.0 0.2242 0.183 0.0303
0.75 186.0 -0.1652 0.2195 0.0302
0.75 198.0 0.0531 0.2504 0.03
0.75 222.0 -0.0667 0.2185 0.03
0.75 234.0 0.1063 0.1643 0.0301
0.75 246.0 -0.0248 0.1328 0.03
0.75 258.0 0.0113 0.1319 0.03
0.75 270.0 -0.2703 0.1265 0.0305
0.75 282.0 -0.238 0.1827 0.0304
0.75 294.0 0.1937 0.2384 0.0302
0.85 126.0 0.1739 0.1837 0.0302
0.85 138.0 0.0853 0.1813 0.03
0.85 150.0 -0.0493 0.1674 0.03
0.85 162.0 -0.1343 0.1635 0.0301
0.85 174.0 0.0244 0.18 0.03
0.85 186.0 -0.1234 0.1833 0.0301
0.85 198.0 0.3153 0.2207 0.0307
0.85 222.0 -0.1974 0.2584 0.0303
0.85 234.0 -0.2386 0.1995 0.0304
0.85 246.0 -0.2511 0.1299 0.0304
0.85 258.0 -0.1609 0.1248 0.0302
0.85 270.0 0.0581 0.1408 0.03
0.85 282.0 -0.0373 0.1657 0.03
0.95 114.0 -0.4455 0.2316 0.0313
0.95 126.0 0.0969 0.2448 0.0301
0.95 138.0 -0.0303 0.2267 0.03
0.95 150.0 0.0737 0.1996 0.03
0.95 162.0 0.3819 0.232 0.031
0.95 174.0 0.0877 0.245 0.0301
0.95 258.0 -0.446 0.1876 0.0313
0.95 270.0 -0.7897 0.169 0.0339
Created in SINP MSU, CLAS Collaboration