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Measurement E151M2015

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: 0.2578
Q2: 0.101 GeV2
W: 1385.0 GeV
Ebeam: 2.2596 GeV
ε: 0.9405

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty
0.25 66.0 0.2691 0.5898
0.25 78.0 1.1739 0.6292
0.25 294.0 -0.2494 0.5875
0.35 66.0 -0.6234 0.6009
0.35 78.0 0.148 0.5487
0.35 282.0 -1.3837 0.5422
0.35 294.0 -0.3916 0.5437
0.35 306.0 0.6008 0.6502
0.45 66.0 -0.3626 0.6727
0.45 78.0 0.997 0.4561
0.45 282.0 -0.3593 0.6601
0.45 294.0 -0.0641 0.5368
0.55 66.0 -0.4754 0.7023
0.55 78.0 -1.6297 0.4852
0.55 90.0 0.2904 0.6532
0.55 102.0 0.1306 0.8232
0.55 114.0 0.5843 0.7862
0.55 282.0 -1.7081 0.574
0.55 294.0 -0.4918 0.5824
0.65 66.0 0.7369 0.6596
0.65 78.0 -0.4649 0.6382
0.65 90.0 -1.2348 0.6314
0.65 102.0 -0.8735 0.5346
0.65 114.0 -0.4246 0.5684
0.65 126.0 0.4153 0.6432
0.65 234.0 -0.5308 0.726
0.65 246.0 0.3347 0.6144
0.65 258.0 -0.5793 0.5229
0.65 270.0 0.4318 0.7847
0.75 90.0 0.5526 0.7671
0.75 102.0 -0.572 0.5317
0.75 114.0 0.1436 0.5227
0.75 126.0 0.6155 0.5998
0.75 138.0 -0.1004 0.7864
0.75 210.0 0.9955 0.8142
0.75 222.0 -0.5904 0.6278
0.75 234.0 0.3547 0.5782
0.75 246.0 -0.2419 0.5516
0.75 258.0 -0.6085 0.5423
0.75 270.0 0.2362 0.5463
0.85 90.0 -0.1427 0.7425
0.85 102.0 0.767 0.6045
0.85 114.0 -0.0994 0.6044
0.85 126.0 -0.2737 0.5728
0.85 138.0 0.7339 0.7071
0.85 150.0 -0.841 0.8813
0.85 222.0 -0.0187 0.7025
0.85 234.0 0.0199 0.5621
0.85 246.0 -0.0465 0.5437
0.85 258.0 0.2908 0.5228
0.85 270.0 -0.0582 0.5305
0.85 282.0 1.0588 0.5532
0.95 90.0 1.703 1.2259
0.95 126.0 0.3677 1.2975
0.95 222.0 1.0381 1.2761
0.95 234.0 0.5329 1.1505
0.95 246.0 -2.4193 1.1092
0.95 258.0 -0.1172 0.9039
0.95 270.0 1.8622 0.9258
0.15 306.0 0.9957 1.0022
0.25 54.0 -1.4491 1.3196
0.25 66.0 0.0865 1.1653
0.25 294.0 -0.3068 1.0795
0.35 66.0 0.3976 1.0084
0.35 78.0 -1.2987 1.0587
0.35 282.0 0.4462 1.0394
0.35 294.0 -0.3674 0.8228
0.35 306.0 -0.2439 0.9846
0.45 66.0 0.5322 1.1682
0.45 78.0 -1.0122 0.9118
0.45 270.0 1.134 1.0792
0.45 282.0 -0.5638 0.893
0.45 294.0 1.4075 0.7933
0.55 66.0 1.3878 1.0528
0.55 78.0 0.5265 1.0306
0.55 90.0 1.6394 1.3588
0.55 270.0 -0.6758 0.9737
0.55 282.0 -1.2387 0.8554
0.55 294.0 1.7886 0.9526
0.65 102.0 0.894 1.0461
0.65 114.0 1.3563 1.1689
0.65 126.0 -1.679 1.3424
0.65 246.0 -0.0823 1.0585
0.65 258.0 -1.5002 0.907
0.65 270.0 1.6776 1.0939
0.75 90.0 0.7846 1.2608
0.75 102.0 0.0607 1.0133
0.75 114.0 -0.3005 0.9681
0.75 126.0 -2.448 1.0428
0.75 138.0 -0.5357 1.3834
0.75 222.0 -1.0938 0.8623
0.75 234.0 -0.4833 0.88
0.75 246.0 0.6513 0.7952
0.75 258.0 -1.5736 0.8457
0.75 270.0 -1.4172 1.0385
0.75 282.0 0.1732 1.1769
0.85 78.0 2.5844 1.5324
0.85 90.0 0.6502 1.559
0.85 102.0 0.1456 1.2162
0.85 114.0 -0.4232 1.2617
0.85 126.0 -0.1342 1.0879
0.85 138.0 0.6826 1.2121
0.85 150.0 0.2373 1.4457
0.85 210.0 -1.3275 1.5276
0.85 222.0 1.2954 1.1396
0.85 234.0 0.2857 1.016
0.85 246.0 0.9991 1.0506
0.85 258.0 0.4909 0.9796
0.85 270.0 0.8189 0.9541
0.85 282.0 -0.3779 0.9488
0.95 90.0 -1.0466 4.4277
0.95 126.0 0.3596 4.4851
0.95 210.0 4.5108 4.2896
0.95 222.0 -2.0793 3.8847
0.95 234.0 5.1528 3.6986
0.95 246.0 -3.4205 3.3121
0.95 258.0 -1.085 3.0109
0.95 270.0 4.5104 3.0192
Created in SINP MSU, CLAS Collaboration