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Measurement E151M2186

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: ALL
εL: 1.0269
Q2: 0.348 GeV2
W: 1265.0 GeV
Ebeam: 2.999 GeV
ε: 0.9554

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty
0.05 66.0 1.3936 0.6678
0.15 66.0 0.6903 0.7006
0.25 66.0 -0.2412 0.6012
0.25 282.0 0.1063 0.7581
0.25 294.0 -0.3232 0.7839
0.35 282.0 0.1655 0.6886
0.45 282.0 -0.1716 0.752
0.45 294.0 -0.6984 0.5202
0.55 90.0 -0.396 0.7269
0.55 270.0 0.5844 0.6129
0.55 282.0 0.576 0.5115
0.55 294.0 -0.5167 0.5192
0.55 306.0 0.9202 0.735
0.65 66.0 0.3718 0.5701
0.65 78.0 0.5262 0.5473
0.65 90.0 0.742 0.5724
0.65 102.0 -0.0495 0.8856
0.65 258.0 0.1421 0.7949
0.65 270.0 0.1188 0.5114
0.65 282.0 0.3255 0.5565
0.65 294.0 0.2525 0.4736
0.65 306.0 -0.5532 0.5925
0.75 54.0 -1.5095 0.6446
0.75 66.0 0.2355 0.4738
0.75 78.0 -0.0677 0.491
0.75 90.0 0.4552 0.4567
0.75 102.0 0.3368 0.5537
0.75 258.0 0.1944 0.4647
0.75 270.0 -0.4641 0.4634
0.75 282.0 1.7849 0.4439
0.75 294.0 0.847 0.4542
0.75 306.0 0.4426 0.4719
0.85 54.0 0.0868 0.5225
0.85 66.0 0.4124 0.471
0.85 78.0 0.5876 0.4739
0.85 90.0 -0.1078 0.5411
0.85 102.0 0.5519 0.5944
0.85 114.0 -0.3781 0.6507
0.85 234.0 -0.9262 0.7686
0.85 246.0 -0.0333 0.5584
0.85 258.0 1.2082 0.5039
0.85 270.0 -0.731 0.4699
0.85 282.0 0.4848 0.4675
0.85 294.0 -0.0982 0.4857
0.85 306.0 0.3264 0.5085
0.85 318.0 -0.1239 0.6347
0.95 54.0 0.5869 0.5498
0.95 66.0 -0.5562 0.5689
0.95 78.0 0.0512 0.4734
0.95 90.0 -0.8921 0.5515
0.95 102.0 -0.8606 0.6597
0.95 114.0 0.403 0.6485
0.95 126.0 1.0727 0.6087
0.95 138.0 0.1968 0.7308
0.95 234.0 0.4483 0.5966
0.95 246.0 0.2571 0.7142
0.95 258.0 0.1704 0.7352
0.95 270.0 -1.1539 0.5872
0.95 282.0 0.2718 0.5293
0.95 294.0 1.2514 0.4107
0.95 306.0 0.4358 0.5698
Created in SINP MSU, CLAS Collaboration