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Measurement E151M36

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: 0.5937
Q2: 0.1205 GeV2
W: 1235.0 GeV
Ebeam: 1.0539 GeV
ε: 0.8194

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty syst. uncert.
0.05 42.0 -1.0104 0.4785 0.1188
0.45 270.0 -0.3046 0.503 0.0458
0.45 282.0 -0.2286 0.5147 0.0397
0.45 294.0 0.3695 0.5472 0.0516
0.55 258.0 0.3943 0.5941 0.054
0.55 270.0 -0.9696 0.3465 0.1143
0.55 282.0 0.7923 0.4273 0.095
0.55 294.0 0.3685 0.5897 0.0516
0.65 258.0 0.4981 0.4942 0.0641
0.65 270.0 0.7506 0.4397 0.0905
0.65 282.0 0.1304 0.4405 0.0335
0.65 294.0 -0.6282 0.4982 0.0775
0.75 246.0 0.0693 0.5062 0.031
0.75 258.0 -0.2842 0.4255 0.0441
0.75 270.0 -0.4581 0.3833 0.0601
0.75 282.0 0.0394 0.4338 0.0303
0.75 294.0 -0.1304 0.5075 0.0335
0.85 114.0 -0.8995 0.4818 0.1066
0.85 138.0 0.1962 0.4938 0.0374
0.85 150.0 -0.2049 0.4348 0.038
0.85 162.0 0.6447 0.517 0.0792
0.85 174.0 0.1925 0.5596 0.0371
0.85 258.0 0.274 0.5183 0.0433
0.85 282.0 -0.499 0.439 0.0642
0.95 126.0 0.1093 0.376 0.0325
0.95 138.0 0.0685 0.4768 0.031
0.95 150.0 0.3769 0.4797 0.0523
0.95 162.0 -0.4584 0.3608 0.0602
0.95 186.0 0.6243 0.4711 0.0771
Created in SINP MSU, CLAS Collaboration