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Measurement E151M601

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: AUL
εL: 0.2118
Q2: 0.1435 GeV2
W: 1475.0 GeV
Ebeam: 1.9889 GeV
ε: 0.8676

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty
0.15 294.0 0.3989 0.7017
0.25 66.0 0.1906 0.6213
0.25 78.0 -0.6499 0.6315
0.25 282.0 0.4277 0.6462
0.25 294.0 0.4163 0.6033
0.25 306.0 -0.1792 0.588
0.35 66.0 -0.6299 0.529
0.35 78.0 -0.6038 0.5173
0.35 282.0 0.5478 0.6335
0.35 294.0 -0.3632 0.472
0.45 66.0 -0.3167 0.6901
0.45 78.0 -1.2364 0.402
0.45 270.0 1.4735 0.736
0.45 282.0 -0.1822 0.5287
0.45 294.0 -0.0558 0.4278
0.55 66.0 -0.9017 0.6281
0.55 102.0 1.1155 0.7981
0.55 114.0 -0.029 0.5835
0.55 258.0 0.9086 0.7797
0.55 282.0 0.4787 0.6387
0.55 306.0 -0.2024 0.5805
0.65 102.0 0.7215 0.6112
0.65 114.0 -0.1221 0.5145
0.65 126.0 -0.438 0.5584
0.65 138.0 -0.3144 0.7209
0.65 234.0 0.118 0.6719
0.65 246.0 -0.2382 0.4969
0.65 258.0 1.1308 0.7328
0.65 270.0 -0.2808 0.6842
0.65 294.0 1.121 0.644
0.65 306.0 0.2032 0.6182
0.75 102.0 -0.6183 0.4701
0.75 114.0 -1.0835 0.3446
0.75 126.0 -0.2033 0.4782
0.75 138.0 -0.3665 0.5997
0.75 210.0 0.6519 0.593
0.75 222.0 0.8089 0.6552
0.75 234.0 0.3734 0.5017
0.75 246.0 -0.1786 0.4197
0.75 258.0 1.3792 0.5426
0.75 270.0 -0.0391 0.6846
0.75 294.0 -0.3254 0.5925
0.85 78.0 0.9072 0.6472
0.85 90.0 -1.0025 0.4699
0.85 102.0 -0.7261 0.5017
0.85 114.0 -0.9214 0.4846
0.85 126.0 -0.4186 0.5727
0.85 138.0 -1.5964 0.3202
0.85 150.0 -0.5183 0.6445
0.85 198.0 0.1825 0.7235
0.85 210.0 0.6392 0.6712
0.85 222.0 0.1599 0.6637
0.85 234.0 0.4851 0.4641
0.85 246.0 0.0821 0.486
0.85 258.0 -0.5005 0.4395
0.85 270.0 -0.4431 0.4957
0.95 90.0 -0.1941 0.5957
0.95 210.0 1.0568 0.6435
0.95 222.0 0.1587 0.5024
0.95 234.0 0.8242 0.6156
0.95 246.0 0.5324 0.4272
0.95 258.0 0.5483 0.4876
0.95 270.0 -0.1826 0.4099
Created in SINP MSU, CLAS Collaboration