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Measurement E151M2698

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: 0.084
Q2: 0.0171 GeV2
W: 1295.0 GeV
Ebeam: 1.3383 GeV
ε: 0.9216

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty
0.25 42.0 0.2022 0.1923
0.35 42.0 0.3215 0.1773
0.35 54.0 0.1715 0.1899
0.55 234.0 -0.8435 0.2063
0.55 246.0 0.0818 0.2198
0.55 258.0 -0.5222 0.185
0.55 270.0 -0.2805 0.2135
0.65 138.0 -0.1826 0.2297
0.65 150.0 0.1151 0.2428
0.65 162.0 0.2108 0.251
0.65 222.0 -0.0169 0.2236
0.65 234.0 -0.1017 0.1954
0.65 246.0 0.1421 0.1493
0.65 258.0 0.1821 0.149
0.65 270.0 -0.301 0.1869
0.75 126.0 0.3639 0.2385
0.75 138.0 0.2371 0.2026
0.75 150.0 0.3888 0.2186
0.75 162.0 0.0306 0.2273
0.75 174.0 0.0177 0.2556
0.75 222.0 -0.038 0.2158
0.75 234.0 -0.2144 0.1507
0.75 246.0 -0.0566 0.1561
0.75 258.0 -0.1884 0.1732
0.75 270.0 -0.1302 0.2184
0.85 138.0 -0.1201 0.2379
0.85 162.0 0.0465 0.239
0.85 210.0 -0.1204 0.2338
0.85 222.0 -0.473 0.2043
0.85 234.0 0.1938 0.1942
0.85 246.0 -0.2301 0.1768
0.85 258.0 0.2266 0.1594
0.85 270.0 0.0059 0.2405
0.45 42.0 0.0292 0.3807
0.55 234.0 -0.225 0.3705
0.55 246.0 -0.3065 0.2838
0.55 258.0 -0.237 0.3699
0.55 270.0 -0.0578 0.352
0.65 126.0 0.1533 0.3916
0.65 138.0 -0.1897 0.3394
0.65 150.0 -0.4049 0.3119
0.65 162.0 0.2465 0.3683
0.65 222.0 -0.036 0.3917
0.65 234.0 -0.4559 0.2192
0.65 246.0 -0.4913 0.2022
0.65 258.0 0.1135 0.2591
0.65 270.0 -0.0411 0.3167
0.75 126.0 -0.0033 0.3273
0.75 138.0 -0.0513 0.3661
0.75 150.0 -0.0605 0.3151
0.75 162.0 -0.1421 0.3204
0.75 210.0 -0.0251 0.4119
0.75 222.0 0.9264 0.1399
0.75 234.0 -0.3697 0.2337
0.75 246.0 0.2322 0.226
0.75 258.0 0.2628 0.225
0.75 270.0 -0.6626 0.2131
0.85 138.0 -0.4119 0.3378
0.85 150.0 0.4559 0.3007
0.85 162.0 0.4108 0.3071
0.85 174.0 0.3568 0.3113
0.85 210.0 0.1525 0.3444
0.85 222.0 0.2452 0.2665
0.85 234.0 -0.011 0.257
0.85 246.0 0.2903 0.2181
0.85 258.0 0.3857 0.2484
0.85 270.0 -0.3961 0.2491
Created in SINP MSU, CLAS Collaboration