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Measurement E151M3536

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: 0.2677
Q2: 0.348 GeV2
W: 1595.0 GeV
Ebeam: 2.999 GeV
ε: 0.8838

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty
0.35 282.0 0.0046 0.2745
0.55 102.0 -0.5404 0.1802
0.55 126.0 0.2168 0.2465
0.55 294.0 -0.1914 0.2783
0.55 306.0 -0.2972 0.2393
0.65 90.0 0.0235 0.2405
0.65 102.0 0.0724 0.2208
0.65 114.0 -0.137 0.2139
0.65 246.0 -0.2261 0.2427
0.65 294.0 -0.5491 0.2189
0.65 306.0 0.1273 0.237
0.75 54.0 0.1743 0.2745
0.75 66.0 0.0842 0.2593
0.75 90.0 0.1583 0.2636
0.75 102.0 -0.1218 0.1889
0.75 114.0 -0.2864 0.183
0.75 126.0 -0.0461 0.2501
0.75 198.0 -0.5175 0.2216
0.75 210.0 -0.094 0.2501
0.75 222.0 -0.4109 0.2346
0.75 234.0 -0.2341 0.1933
0.75 246.0 -0.1425 0.2275
0.75 270.0 -0.1834 0.2655
0.85 54.0 -0.3803 0.224
0.85 66.0 0.3632 0.1691
0.85 78.0 -0.2527 0.2007
0.85 90.0 -0.0756 0.2758
0.85 114.0 -0.1439 0.2235
0.85 126.0 0.3376 0.2647
0.85 186.0 -0.2808 0.2386
0.85 198.0 -0.2025 0.2226
0.85 210.0 -0.1856 0.213
0.85 222.0 0.2223 0.213
0.85 234.0 -0.3611 0.2092
0.85 246.0 -0.2227 0.1971
0.85 258.0 0.0337 0.1813
0.85 270.0 -0.1578 0.1813
0.85 282.0 -0.0633 0.2241
0.95 78.0 -0.44 0.2585
0.95 198.0 -0.4387 0.238
0.95 210.0 -0.1031 0.2334
0.95 222.0 -0.0225 0.2227
0.95 234.0 -0.4938 0.2032
0.95 246.0 0.1329 0.2146
0.95 258.0 -0.297 0.2177
0.95 270.0 0.3037 0.1599
0.95 282.0 -0.3078 0.2038
0.95 294.0 -0.0385 0.1868
0.95 306.0 -0.0948 0.2051
0.95 318.0 0.12 0.2694
Created in SINP MSU, CLAS Collaboration