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Measurement E151M551

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: 0.2185
Q2: 0.0844 GeV2
W: 1385.0 GeV
Ebeam: 1.9889 GeV
ε: 0.9255

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty
0.15 306.0 -0.0994 0.5864
0.25 54.0 -0.6194 0.6318
0.25 66.0 0.7047 0.5268
0.25 78.0 1.0626 0.6897
0.25 282.0 -0.0649 0.5626
0.25 294.0 0.3819 0.5697
0.25 306.0 -0.547 0.454
0.35 66.0 0.2289 0.4297
0.35 78.0 -0.2804 0.45
0.35 90.0 -0.1156 0.7047
0.35 282.0 1.6167 0.5067
0.35 294.0 -0.3229 0.433
0.35 306.0 -0.0923 0.5623
0.45 66.0 0.4134 0.5225
0.45 78.0 0.2684 0.4317
0.45 90.0 -0.3817 0.5604
0.45 270.0 -0.0081 0.5416
0.45 282.0 0.3539 0.4674
0.45 294.0 -0.5358 0.4277
0.45 306.0 -0.4301 0.5776
0.55 66.0 -0.6333 0.4951
0.55 78.0 0.5526 0.4624
0.55 90.0 0.8269 0.5924
0.55 102.0 0.0597 0.7107
0.55 114.0 0.0883 0.5414
0.55 246.0 -0.9859 0.4649
0.55 258.0 -0.6052 0.5126
0.55 270.0 0.4008 0.5816
0.55 282.0 -0.0785 0.4317
0.55 294.0 -0.4496 0.4596
0.65 66.0 -0.2083 0.5337
0.65 78.0 -1.5159 0.4292
0.65 90.0 0.3442 0.7133
0.65 102.0 -0.1485 0.4728
0.65 114.0 0.3022 0.4516
0.65 126.0 0.4914 0.5229
0.65 138.0 0.3163 0.6094
0.65 234.0 0.3628 0.5415
0.65 246.0 0.0153 0.4381
0.65 258.0 0.2588 0.4733
0.65 270.0 -0.2676 0.4537
0.65 282.0 0.326 0.5639
0.65 294.0 0.1818 0.6919
0.75 78.0 1.2468 0.6742
0.75 90.0 -0.5022 0.4983
0.75 102.0 -0.0041 0.4084
0.75 114.0 -0.0489 0.3535
0.75 126.0 0.8797 0.4391
0.75 138.0 -0.2229 0.427
0.75 150.0 -0.1835 0.6201
0.75 162.0 -0.8934 0.5762
0.75 210.0 1.6914 0.6466
0.75 222.0 0.2201 0.4195
0.75 234.0 0.4221 0.3903
0.75 246.0 -0.9058 0.2876
0.75 258.0 0.0538 0.3608
0.75 270.0 0.5166 0.5355
0.75 282.0 0.3292 0.7255
0.85 90.0 -0.6403 0.5393
0.85 102.0 -0.2271 0.4263
0.85 114.0 -0.1905 0.4137
0.85 126.0 -0.0865 0.3901
0.85 138.0 -0.07 0.451
0.85 150.0 -0.4054 0.4839
0.85 162.0 0.2868 0.6578
0.85 198.0 0.6515 0.7135
0.85 222.0 0.2435 0.4196
0.85 234.0 1.1404 0.4087
0.85 246.0 0.606 0.3832
0.85 258.0 -0.082 0.3454
0.85 270.0 -0.4516 0.352
0.85 282.0 0.0498 0.5391
0.95 102.0 0.9307 0.6153
0.95 114.0 0.6891 0.6499
0.95 126.0 0.3968 0.6435
0.95 210.0 -0.3217 0.5979
0.95 222.0 -0.0469 0.4076
0.95 234.0 0.2707 0.4381
0.95 246.0 0.0396 0.4379
0.95 258.0 0.3433 0.4852
0.95 270.0 0.3744 0.4881
Created in SINP MSU, CLAS Collaboration