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Measurement E151M1019

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: 0.5709
Q2: 0.4155 GeV2
W: 1415.0 GeV
Ebeam: 2.999 GeV
ε: 0.9221

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty syst. uncert.
0.25 294.0 -0.3108 0.6016 0.0376
0.45 90.0 -0.2301 0.7904 0.0344
0.55 66.0 0.4597 0.8086 0.045
0.55 78.0 1.6471 0.8385 0.1241
0.55 90.0 0.0628 0.6428 0.0303
0.55 102.0 -0.5896 0.6085 0.0525
0.65 78.0 -0.4442 0.5811 0.0442
0.65 90.0 1.3679 0.5293 0.1044
0.65 102.0 -0.3884 0.5443 0.0413
0.65 114.0 -1.1984 0.4824 0.0926
0.65 246.0 -0.004 0.8205 0.03
0.65 258.0 -1.352 0.4368 0.1033
0.65 270.0 -0.4348 0.5976 0.0437
0.65 282.0 1.2235 0.8439 0.0943
0.75 54.0 0.3197 0.6296 0.038
0.75 66.0 2.069 0.9187 0.1542
0.75 78.0 -0.6679 0.4742 0.0573
0.75 90.0 -0.5921 0.4448 0.0527
0.75 102.0 -0.1654 0.5997 0.0323
0.75 114.0 1.7252 0.8469 0.1296
0.75 126.0 -0.3023 0.7987 0.0373
0.75 234.0 0.2862 0.8103 0.0366
0.75 246.0 1.44 0.8374 0.1094
0.75 258.0 0.835 0.6425 0.068
0.75 270.0 0.301 0.5202 0.0372
0.75 282.0 -0.2348 0.4866 0.0346
0.75 294.0 -0.7161 0.5014 0.0603
0.75 306.0 0.7503 0.752 0.0625
0.85 42.0 1.3793 0.8985 0.1052
0.85 54.0 0.3102 0.7058 0.0376
0.85 78.0 0.1832 0.6142 0.0329
0.85 90.0 -0.4453 0.4751 0.0443
0.85 102.0 0.627 0.5761 0.0548
0.85 114.0 0.5369 0.6961 0.0494
0.85 126.0 0.6709 0.8051 0.0575
0.85 210.0 -0.3859 0.7285 0.0412
0.85 222.0 0.4932 0.6198 0.0469
0.85 234.0 0.0222 0.6197 0.03
0.85 246.0 0.3535 0.6671 0.0396
0.85 258.0 -0.5493 0.5481 0.0501
0.85 270.0 0.4439 0.546 0.0442
0.85 282.0 0.155 0.4849 0.0321
0.85 294.0 0.2404 0.5166 0.0348
0.85 306.0 -0.1888 0.4817 0.033
0.85 318.0 -0.8528 0.4389 0.0692
0.95 210.0 -0.9171 0.594 0.0734
0.95 222.0 -1.0493 0.5082 0.0824
0.95 234.0 -0.0985 0.5644 0.0309
0.95 246.0 -0.5427 0.511 0.0497
0.95 258.0 -0.2273 0.5691 0.0343
0.95 270.0 -0.1238 0.4551 0.0313
0.95 282.0 -0.1056 0.5161 0.031
0.95 294.0 -0.1532 0.4903 0.032
0.95 306.0 -0.0327 0.524 0.0301
0.95 318.0 0.2535 0.5176 0.0353
0.95 330.0 -0.284 0.5924 0.0365
0.95 342.0 -0.4795 0.6145 0.0461
Created in SINP MSU, CLAS Collaboration