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Measurement E151M3253

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: 0.2911
Q2: 0.1435 GeV2
W: 1415.0 GeV
Ebeam: 2.2596 GeV
ε: 0.9222

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty
0.35 66.0 0.0847 0.261
0.45 78.0 -0.0247 0.2336
0.45 282.0 -0.1792 0.2556
0.45 294.0 -0.1051 0.2104
0.65 102.0 0.367 0.2115
0.65 114.0 0.283 0.2093
0.65 246.0 -0.1425 0.2515
0.75 90.0 0.3237 0.2136
0.75 102.0 -0.0558 0.2013
0.75 114.0 -0.0622 0.182
0.75 126.0 -0.1439 0.2321
0.75 138.0 -0.138 0.2515
0.75 210.0 0.0839 0.2532
0.75 234.0 -0.1148 0.2281
0.75 246.0 0.1257 0.2027
0.75 258.0 0.188 0.2123
0.75 270.0 -0.1757 0.2502
0.85 102.0 0.4405 0.22
0.85 114.0 -0.3282 0.1762
0.85 126.0 -0.0448 0.2143
0.85 138.0 0.5138 0.2167
0.85 222.0 0.0999 0.2411
0.85 234.0 -0.0859 0.2203
0.85 246.0 0.0276 0.2163
0.85 258.0 -0.0 0.1833
0.85 270.0 0.007 0.1979
0.95 234.0 -0.0908 0.251
0.95 246.0 -0.2128 0.2308
0.95 258.0 0.0591 0.211
0.95 270.0 -0.1941 0.2188
0.95 282.0 0.3183 0.2189
0.25 294.0 -0.1003 0.2414
0.35 66.0 0.2364 0.2003
0.35 294.0 0.2871 0.2348
0.35 306.0 -0.2915 0.2427
0.45 66.0 0.3665 0.2295
0.45 78.0 -0.1084 0.2448
0.45 282.0 -0.1429 0.2638
0.45 294.0 -0.117 0.2361
0.55 270.0 0.0895 0.2607
0.55 282.0 -0.1256 0.255
0.65 102.0 0.2395 0.1765
0.65 114.0 0.0529 0.2251
0.65 246.0 -0.2541 0.2163
0.75 90.0 0.1831 0.2065
0.75 102.0 0.0598 0.1891
0.75 114.0 -0.0702 0.2074
0.75 126.0 -0.1479 0.2163
0.75 138.0 -0.1518 0.252
0.75 234.0 0.0343 0.2595
0.75 246.0 0.1668 0.1993
0.75 258.0 0.0026 0.2389
0.75 270.0 -0.4532 0.2228
0.85 90.0 -0.1753 0.2585
0.85 102.0 -0.0369 0.2311
0.85 114.0 -0.42 0.2177
0.85 126.0 -0.0951 0.1852
0.85 138.0 0.1428 0.245
0.85 222.0 0.1006 0.2614
0.85 234.0 0.195 0.1785
0.85 246.0 0.0122 0.2167
0.85 258.0 -0.2444 0.1777
0.85 270.0 0.2867 0.1843
0.85 282.0 -0.1127 0.226
0.95 222.0 -0.3236 0.2075
0.95 246.0 0.1147 0.2201
0.95 258.0 0.1766 0.2203
0.95 270.0 -0.4168 0.1825
0.95 282.0 -0.1737 0.2111
Created in SINP MSU, CLAS Collaboration