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Measurement E151M745

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: 0.6494
Q2: 0.1435 GeV2
W: 1265.0 GeV
Ebeam: 2.2596 GeV
ε: 0.9578

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty syst. uncert.
0.35 66.0 -1.8762 1.5385 0.1757
0.35 78.0 0.1791 1.5335 0.0343
0.45 66.0 1.2251 1.7799 0.117
0.45 78.0 0.092 1.9551 0.0312
0.65 270.0 0.755 1.4336 0.0759
0.65 282.0 -0.539 1.2939 0.0581
0.75 102.0 2.2127 1.8795 0.2064
0.75 114.0 -0.8131 2.0689 0.0808
0.75 258.0 -0.2033 1.5306 0.0354
0.75 270.0 -0.5149 1.2336 0.0562
0.75 282.0 0.1434 1.1868 0.0328
0.85 90.0 0.402 2.041 0.0477
0.85 102.0 2.8973 1.9055 0.2691
0.85 114.0 1.5022 2.1254 0.1419
0.85 126.0 -0.0258 2.3221 0.0301
0.85 258.0 1.6868 1.739 0.1585
0.85 270.0 -0.437 1.6612 0.0503
0.85 282.0 0.726 1.5492 0.0734
0.95 90.0 3.1293 5.7655 0.2904
0.95 114.0 8.6296 6.3073 0.797
0.95 126.0 4.3396 1.245 -8.3757
0.95 138.0 -2.7156 6.2308 0.2524
0.95 150.0 -5.2765 5.28 0.4879
0.95 162.0 -2.4649 5.5134 0.2295
0.25 66.0 0.1126 0.4034 0.0309
0.35 66.0 0.1079 0.3624 0.0308
0.45 66.0 0.5826 0.3921 0.0486
0.55 66.0 0.5298 0.5084 0.0459
0.55 270.0 1.3657 0.4922 0.0945
0.65 270.0 -0.3539 0.3387 0.0379
0.65 282.0 0.0478 0.3591 0.0302
0.75 90.0 0.4476 0.5204 0.042
0.75 102.0 0.1891 0.4594 0.0325
0.75 114.0 -0.1332 0.506 0.0312
0.75 258.0 0.4718 0.3916 0.0431
0.75 270.0 0.5485 0.3747 0.0469
0.75 282.0 0.0815 0.37 0.0305
0.85 90.0 1.0848 0.4448 0.0773
0.85 102.0 0.5451 0.533 0.0467
0.85 114.0 0.452 0.4389 0.0422
0.85 126.0 -0.1225 0.5085 0.0311
0.85 246.0 0.7523 0.5651 0.0578
0.85 258.0 0.8685 0.4344 0.0644
0.85 270.0 -0.2989 0.394 0.0358
0.85 282.0 -0.1322 0.388 0.0312
0.95 90.0 0.1407 0.7904 0.0314
0.95 102.0 0.24 0.665 0.0339
0.95 114.0 1.4221 0.7768 0.098
0.95 126.0 0.9337 0.8881 0.0682
0.95 138.0 1.7435 0.8914 0.1183
0.95 150.0 0.604 0.9558 0.0497
0.95 258.0 0.5748 0.8892 0.0482
Created in SINP MSU, CLAS Collaboration