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Measurement E151M1758

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: 0.2571
Q2: 0.0844 GeV2
W: 1355.0 GeV
Ebeam: 1.9889 GeV
ε: 0.9353

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty
0.15 66.0 0.6777 0.8145
0.15 306.0 0.1203 0.6585
0.25 66.0 -0.1269 0.5627
0.25 78.0 -0.916 0.6772
0.25 294.0 -0.9344 0.494
0.25 306.0 -0.8714 0.6162
0.35 66.0 0.5104 0.4784
0.35 78.0 0.0706 0.5048
0.35 90.0 -0.7621 0.7586
0.35 282.0 0.6561 0.5813
0.35 294.0 0.0631 0.5404
0.35 306.0 0.3159 0.5592
0.45 66.0 -0.2517 0.5301
0.45 78.0 -0.4821 0.4678
0.45 90.0 0.3193 0.6675
0.45 270.0 1.0994 0.7155
0.45 282.0 0.2754 0.5395
0.45 294.0 -0.124 0.4522
0.45 306.0 1.4312 0.5638
0.55 66.0 0.8 0.5653
0.55 78.0 0.0142 0.5747
0.55 90.0 -0.1455 0.6442
0.55 102.0 1.5096 0.6525
0.55 258.0 -0.0554 0.6417
0.55 270.0 0.6056 0.5783
0.55 282.0 -0.3122 0.5831
0.55 294.0 -0.0011 0.6105
0.65 66.0 -0.7902 0.7117
0.65 78.0 -0.7873 0.6265
0.65 90.0 0.0883 0.7463
0.65 102.0 0.554 0.585
0.65 114.0 -0.3172 0.5681
0.65 126.0 -0.745 0.5342
0.65 222.0 0.2268 0.7962
0.65 234.0 0.7907 0.5414
0.65 246.0 -0.3181 0.4675
0.65 258.0 -0.5922 0.4845
0.65 270.0 0.1086 0.5274
0.65 282.0 0.9016 0.5776
0.75 90.0 0.2447 0.6362
0.75 102.0 -0.1452 0.4728
0.75 114.0 -0.8013 0.4506
0.75 126.0 0.0629 0.4413
0.75 138.0 -0.1105 0.5682
0.75 150.0 -1.0655 0.6177
0.75 222.0 -0.3449 0.4588
0.75 234.0 -0.1718 0.4576
0.75 246.0 0.0721 0.3633
0.75 258.0 0.33 0.4709
0.75 270.0 -0.4278 0.467
0.75 282.0 0.7794 0.7089
0.85 90.0 1.3955 0.7122
0.85 102.0 -0.4623 0.4845
0.85 114.0 0.5755 0.444
0.85 126.0 0.4534 0.4103
0.85 138.0 0.3402 0.4665
0.85 150.0 0.0732 0.5312
0.85 162.0 -0.1523 0.593
0.85 210.0 0.7017 0.6026
0.85 222.0 0.2342 0.481
0.85 234.0 -0.188 0.4009
0.85 246.0 0.6666 0.3442
0.85 258.0 -0.0615 0.4295
0.85 270.0 -0.1664 0.4151
0.85 282.0 -0.0758 0.5697
0.95 114.0 1.2925 0.477
0.95 126.0 -0.2809 0.5644
0.95 138.0 0.116 0.604
0.95 150.0 -0.5713 0.6687
0.95 210.0 0.1238 0.5523
0.95 222.0 0.4288 0.4936
0.95 234.0 -0.2783 0.545
0.95 246.0 0.5187 0.4006
0.95 258.0 0.69 0.4602
0.95 270.0 0.3119 0.5505
Created in SINP MSU, CLAS Collaboration