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Measurement E151M59

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: 0.5631
Q2: 0.1715 GeV2
W: 1265.0 GeV
Ebeam: 1.0539 GeV
ε: 0.7407

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty syst. uncert.
0.05 42.0 -0.3774 0.6686 0.0524
0.35 282.0 -0.1808 0.6053 0.0364
0.45 270.0 0.9641 0.5622 0.1137
0.45 282.0 -0.2386 0.5888 0.0405
0.55 270.0 0.5755 0.5172 0.072
0.55 282.0 -0.438 0.4976 0.0582
0.55 294.0 0.0102 0.6088 0.03
0.65 246.0 -0.0574 0.5161 0.0307
0.65 258.0 0.1431 0.4898 0.0341
0.65 270.0 0.0243 0.4212 0.0301
0.65 282.0 0.855 0.5658 0.1018
0.65 294.0 -0.2667 0.482 0.0427
0.75 126.0 0.1701 0.6217 0.0357
0.75 138.0 0.5293 0.6517 0.0673
0.75 150.0 0.709 0.7273 0.0861
0.75 246.0 0.3857 0.6024 0.0532
0.75 258.0 0.0 0.4718 0.03
0.75 270.0 -0.6457 0.4579 0.0794
0.75 282.0 -0.7512 0.389 0.0906
0.75 294.0 -0.558 0.4595 0.0702
0.85 114.0 0.0794 0.5381 0.0313
0.85 126.0 0.8026 0.5349 0.0961
0.85 138.0 0.3172 0.5038 0.0469
0.85 150.0 -0.7366 0.4799 0.089
0.85 162.0 0.6236 0.5413 0.077
0.85 174.0 -0.2058 0.5774 0.0381
0.85 186.0 -0.4837 0.5081 0.0627
0.85 198.0 0.1086 0.5702 0.0324
0.85 258.0 1.0328 0.5804 0.1213
0.85 270.0 -0.3458 0.4114 0.0495
0.85 282.0 0.1066 0.4411 0.0324
0.85 294.0 -0.431 0.5063 0.0575
0.95 66.0 0.4123 0.5575 0.0557
0.95 114.0 0.784 0.551 0.0941
0.95 126.0 -0.3538 0.4003 0.0502
0.95 138.0 0.6131 0.4663 0.0759
0.95 150.0 -0.4686 0.3956 0.0612
0.95 162.0 -0.038 0.4842 0.0303
0.95 174.0 0.8863 0.4153 0.1052
0.95 186.0 0.0522 0.471 0.0306
0.95 198.0 -0.1039 0.46 0.0322
Created in SINP MSU, CLAS Collaboration