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Measurement E151M850

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: 0.1677
Q2: 0.1205 GeV2
W: 1505.0 GeV
Ebeam: 2.2596 GeV
ε: 0.8952

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty
0.25 66.0 0.6249 1.5385
0.25 78.0 -1.7719 1.2907
0.35 66.0 1.1674 1.2903
0.35 78.0 -2.462 1.0371
0.35 282.0 1.4127 1.0046
0.35 294.0 0.4178 1.2633
0.45 270.0 1.2567 1.3104
0.45 282.0 -0.4064 1.266
0.45 294.0 -0.144 1.231
0.55 102.0 -4.0427 1.0496
0.55 114.0 -1.1848 1.3232
0.55 270.0 -1.7518 1.1698
0.55 282.0 0.9684 1.2262
0.65 102.0 0.4921 1.4357
0.65 114.0 -0.6525 1.2486
0.65 126.0 -0.4527 1.4901
0.65 138.0 -3.4716 1.1279
0.65 222.0 0.6506 1.4813
0.65 246.0 -0.5688 1.2661
0.65 294.0 0.7039 1.2606
0.75 102.0 1.7111 1.7407
0.75 114.0 0.8424 1.3413
0.75 126.0 -2.3369 1.2061
0.75 138.0 -0.0846 1.6029
0.75 210.0 0.1052 1.344
0.75 222.0 0.6137 1.3433
0.75 234.0 1.8452 1.4788
0.75 246.0 0.9692 1.2873
0.75 294.0 1.0264 1.2958
0.85 78.0 0.1683 1.7743
0.85 90.0 2.2983 1.8052
0.85 126.0 -1.0619 1.6482
0.85 234.0 1.6357 1.6044
0.85 246.0 1.7089 1.4022
0.85 258.0 1.7581 1.5059
0.95 234.0 1.8177 4.4087
0.95 246.0 7.4384 4.2417
0.95 270.0 -5.1762 3.6892
0.25 294.0 -0.6219 0.4763
0.35 78.0 -0.0311 0.5703
0.35 282.0 -0.0109 0.4938
0.35 294.0 0.4933 0.4434
0.45 66.0 0.3183 0.5586
0.45 78.0 1.4868 0.5531
0.45 270.0 -0.7343 0.4105
0.45 282.0 -0.0422 0.4401
0.55 102.0 1.076 0.6444
0.55 114.0 -0.9788 0.4808
0.55 126.0 -1.2151 0.4921
0.55 282.0 -0.1823 0.489
0.65 66.0 -0.0271 0.5638
0.65 102.0 -0.0825 0.5347
0.65 114.0 0.2043 0.494
0.65 126.0 -0.1653 0.5337
0.65 138.0 -1.327 0.4493
0.65 222.0 -0.6896 0.5824
0.65 234.0 0.2617 0.5973
0.65 246.0 1.334 0.5829
0.65 258.0 0.1551 0.5596
0.65 270.0 0.8378 0.6208
0.65 294.0 -0.7948 0.4617
0.75 102.0 0.1375 0.4864
0.75 114.0 -0.2964 0.5718
0.75 126.0 -0.5266 0.4478
0.75 210.0 0.382 0.7075
0.75 222.0 1.8035 0.6656
0.75 234.0 0.0941 0.6313
0.75 246.0 0.2288 0.5528
0.75 282.0 -0.5571 0.5043
0.75 294.0 0.5473 0.5105
0.85 78.0 -0.2536 0.57
0.85 90.0 -0.1471 0.6106
0.85 210.0 1.2217 0.7128
0.85 222.0 1.5325 0.675
0.85 234.0 0.5383 0.7484
0.85 246.0 0.464 0.6073
0.85 258.0 0.093 0.527
0.95 222.0 2.8518 1.0212
0.95 234.0 0.7871 1.1467
0.95 246.0 -0.0747 1.0215
0.95 258.0 -0.7886 0.9695
0.95 270.0 0.1676 0.8747
Created in SINP MSU, CLAS Collaboration