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Measurement E151M173

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: 0.0428
Q2: 0.0291 GeV2
W: 1445.0 GeV
Ebeam: 1.0539 GeV
ε: 0.6382

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty syst. uncert.
0.25 42.0 -0.3945 0.6331 0.054
0.25 54.0 -1.27 0.5778 0.1476
0.35 30.0 -0.3702 0.7974 0.0517
0.35 42.0 0.3479 0.666 0.0497
0.35 54.0 0.3812 0.532 0.0527
0.45 30.0 -0.1198 0.7492 0.0329
0.45 42.0 -0.1718 0.5961 0.0358
0.45 54.0 0.9677 0.5368 0.1141
0.45 66.0 -0.6225 0.7775 0.0769
0.45 246.0 0.6021 0.628 0.0748
0.45 258.0 -0.8043 0.691 0.0963
0.55 30.0 0.6498 0.8258 0.0798
0.55 42.0 -0.0378 0.6134 0.0303
0.55 54.0 0.6033 0.6261 0.0749
0.55 150.0 -0.2429 0.6893 0.0408
0.55 162.0 -0.6086 0.7555 0.0755
0.55 210.0 0.2548 0.7826 0.0417
0.55 222.0 0.1337 0.6341 0.0336
0.55 234.0 0.3119 0.5396 0.0465
0.55 246.0 -0.0782 0.5013 0.0313
0.55 258.0 -0.9618 0.5476 0.1135
0.65 150.0 -0.6086 0.6441 0.0755
0.65 162.0 -1.0804 0.5666 0.1265
0.65 174.0 0.7942 0.6736 0.0952
0.65 210.0 1.315 0.7497 0.1526
0.65 222.0 1.5097 0.6113 0.1744
0.65 234.0 0.2557 0.4713 0.0418
0.65 246.0 -0.088 0.4223 0.0316
0.65 258.0 0.2936 0.5863 0.0449
0.75 42.0 0.3423 0.7818 0.0492
0.75 138.0 -0.538 0.7177 0.0682
0.75 150.0 -0.8532 0.6638 0.1016
0.75 162.0 -0.3002 0.701 0.0455
0.75 174.0 0.4107 0.7754 0.0555
0.75 210.0 0.432 0.7911 0.0576
0.75 222.0 1.1336 0.5853 0.1324
0.75 234.0 0.6955 0.6009 0.0846
0.75 246.0 0.0143 0.3823 0.03
0.75 258.0 -0.49 0.4206 0.0633
0.85 222.0 1.5746 0.6731 0.1816
0.85 234.0 0.1928 0.4737 0.0372
0.85 246.0 0.6323 0.4735 0.0779
0.85 258.0 0.4873 0.5615 0.063
Created in SINP MSU, CLAS Collaboration