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Measurement E151M330

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: 0.0328
Q2: 0.0143 GeV2
W: 1415.0 GeV
Ebeam: 1.3383 GeV
ε: 0.8369

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty
0.55 42.0 0.1237 0.6169
0.55 126.0 -0.6692 0.6073
0.55 138.0 0.3024 0.7108
0.55 222.0 0.3503 0.6426
0.55 234.0 -0.3923 0.5627
0.55 246.0 -0.4703 0.5528
0.65 126.0 -1.8652 0.5028
0.65 138.0 -0.4726 0.5458
0.65 210.0 0.3464 0.5353
0.65 222.0 0.2327 0.4648
0.65 234.0 -0.2305 0.4825
0.65 246.0 -0.3333 0.5634
0.75 126.0 0.1635 0.638
0.75 138.0 -0.3758 0.6066
0.75 150.0 -0.2222 0.6259
0.75 222.0 0.3621 0.5054
0.75 234.0 0.2797 0.461
0.75 246.0 0.4933 0.5263
0.85 126.0 -0.412 0.6623
0.85 138.0 -0.9482 0.5272
0.85 222.0 0.3328 0.5038
0.85 234.0 0.6811 0.4838
0.85 246.0 -0.7002 0.5519
0.45 42.0 1.1949 1.161
0.45 54.0 -0.0884 1.0878
0.55 30.0 0.067 0.9957
0.55 138.0 -0.9601 0.721
0.55 222.0 -0.0934 0.6874
0.55 234.0 2.2015 1.0746
0.55 246.0 -0.365 0.6569
0.65 126.0 -0.2186 0.9208
0.65 138.0 -1.3425 0.5637
0.65 150.0 0.2573 0.9132
0.65 198.0 0.1084 0.9993
0.65 210.0 0.7697 0.8254
0.65 222.0 0.7997 0.94
0.65 234.0 -0.1127 0.6141
0.65 246.0 0.4019 0.9482
0.75 138.0 -0.7792 0.8252
0.75 150.0 0.1764 1.037
0.75 210.0 -0.5927 0.7084
0.75 222.0 -0.3373 0.6076
0.75 234.0 0.0462 0.6622
0.75 246.0 0.438 1.1736
0.85 210.0 2.0968 1.0831
0.85 222.0 -0.4289 0.5816
0.85 234.0 1.021 0.7401
0.85 246.0 0.1553 0.7041
0.85 258.0 -1.4667 0.4279
Created in SINP MSU, CLAS Collaboration