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Measurement E151M1784

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: 0.0851
Q2: 0.0348 GeV2
W: 1415.0 GeV
Ebeam: 1.9889 GeV
ε: 0.9292

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty syst. uncert.
0.25 78.0 0.134 0.8363 0.0311
0.25 294.0 -1.0728 0.669 0.0716
0.25 306.0 0.2042 0.7938 0.0325
0.35 66.0 1.032 0.5516 0.0694
0.35 78.0 0.017 0.6852 0.03
0.35 90.0 -0.829 0.8461 0.0585
0.35 282.0 -0.1735 0.5766 0.0318
0.35 294.0 -0.2533 0.5224 0.0337
0.45 66.0 1.5029 0.5548 0.0959
0.45 78.0 -0.2522 0.4822 0.0337
0.45 90.0 0.9608 0.5599 0.0655
0.45 270.0 -0.8486 0.7026 0.0595
0.45 282.0 -0.31 0.6015 0.0354
0.45 294.0 0.0806 0.4791 0.0304
0.45 306.0 0.9578 0.7524 0.0653
0.55 78.0 0.9063 0.5042 0.0626
0.55 90.0 0.2218 0.5583 0.0329
0.55 114.0 -1.0403 0.6972 0.0698
0.55 126.0 0.2402 0.7044 0.0333
0.55 222.0 0.3278 0.7684 0.036
0.55 234.0 1.6744 0.7018 0.1058
0.55 246.0 -0.518 0.7054 0.0434
0.55 258.0 -0.3223 0.6568 0.0358
0.55 270.0 0.715 0.5377 0.0527
0.55 282.0 0.6572 0.5082 0.0499
0.55 294.0 -0.5892 0.575 0.0466
0.65 66.0 -0.0258 0.6999 0.03
0.65 78.0 0.0821 0.5869 0.0304
0.65 90.0 -0.6502 0.6967 0.0495
0.65 102.0 1.4076 0.7766 0.0904
0.65 114.0 -0.752 0.5419 0.0546
0.65 126.0 0.3692 0.5677 0.0374
0.65 138.0 -1.4073 0.5533 0.0904
0.65 150.0 0.4921 0.6665 0.0423
0.65 210.0 0.1387 0.6776 0.0312
0.65 222.0 0.9231 0.5569 0.0635
0.65 234.0 -1.0598 0.46 0.0709
0.65 246.0 0.4656 0.5284 0.0412
0.65 258.0 0.4249 0.6011 0.0395
0.65 270.0 0.0358 0.696 0.0301
0.65 282.0 0.8321 0.6177 0.0587
0.65 294.0 -0.5522 0.6806 0.0449
0.75 78.0 0.3155 0.7663 0.0356
0.75 102.0 -2.3722 2.3722 0.1468
0.75 114.0 1.0093 0.6575 0.0681
0.75 126.0 0.0637 0.5447 0.0302
0.75 138.0 -0.6484 0.6023 0.0494
0.75 150.0 0.0845 0.6818 0.0304
0.75 162.0 0.919 0.8888 0.0633
0.75 210.0 -0.3868 0.644 0.0381
0.75 222.0 0.6242 0.462 0.0483
0.75 234.0 0.0681 0.4373 0.0303
0.75 246.0 -0.7573 0.4463 0.0548
0.75 258.0 -0.6195 0.6349 0.0481
0.75 270.0 1.6275 0.858 0.1031
0.75 282.0 -0.9632 0.7434 0.0656
0.85 114.0 0.4649 0.8677 0.0412
0.85 126.0 -0.3279 0.7689 0.036
0.85 138.0 -0.2431 0.7518 0.0334
0.85 150.0 0.7547 0.7844 0.0547
0.85 210.0 -0.0955 0.6353 0.0306
0.85 222.0 -0.7982 0.4843 0.0569
0.85 234.0 -0.375 0.4551 0.0376
0.85 246.0 -0.5287 0.4796 0.0439
0.85 258.0 -0.5915 0.5844 0.0467
0.95 222.0 0.8487 0.7185 0.0595
0.95 234.0 -0.0829 0.7211 0.0304
Created in SINP MSU, CLAS Collaboration