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Measurement E151M672

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: 0.0429
Q2: 0.0496 GeV2
W: 1625.0 GeV
Ebeam: 1.9889 GeV
ε: 0.8052

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty syst. uncert.
0.35 30.0 0.2529 0.7721 0.0338
0.35 66.0 -0.1597 0.7432 0.0316
0.35 78.0 -0.3391 0.705 0.0365
0.35 270.0 0.3284 0.7866 0.0361
0.45 78.0 -0.6279 0.6352 0.0487
0.45 90.0 -0.3183 0.8022 0.0358
0.45 258.0 0.3029 0.7299 0.0353
0.45 270.0 0.2558 0.5896 0.0338
0.45 282.0 -0.1562 0.706 0.0315
0.45 294.0 -0.4995 0.6454 0.0428
0.55 78.0 -0.3142 0.7963 0.0356
0.55 90.0 -0.5221 0.6571 0.0438
0.55 102.0 -1.4909 0.6129 0.096
0.55 114.0 1.4252 0.8212 0.0922
0.55 138.0 0.3357 0.7294 0.0364
0.55 210.0 1.6455 0.7296 0.105
0.55 222.0 0.1716 0.7103 0.0318
0.55 246.0 1.051 0.8486 0.0709
0.55 258.0 -0.0428 0.6668 0.0301
0.55 270.0 1.0784 0.5926 0.0725
0.55 282.0 0.3752 0.6686 0.0378
0.65 78.0 0.2377 0.8288 0.0333
0.65 114.0 1.2905 0.849 0.0844
0.65 126.0 -1.3888 0.4747 0.0901
0.65 138.0 -0.7697 0.5933 0.0558
0.65 150.0 -0.7341 0.7168 0.054
0.65 198.0 -0.1869 0.7874 0.0321
0.65 210.0 1.0171 0.7855 0.0691
0.65 222.0 1.1399 0.7558 0.0759
0.65 234.0 -0.1445 0.6405 0.0313
0.65 258.0 0.4096 0.7789 0.0391
0.65 282.0 1.4177 0.6682 0.0918
0.65 294.0 1.2828 0.779 0.084
0.75 66.0 -0.1059 0.7185 0.0307
0.75 78.0 0.4237 0.7407 0.0396
0.75 102.0 -1.9515 0.4726 0.1231
0.75 126.0 0.032 0.7455 0.0301
0.75 138.0 -0.3101 0.7507 0.0355
0.75 198.0 1.1626 0.8442 0.0772
0.75 210.0 0.2731 0.5946 0.0343
0.75 222.0 -0.7999 0.5157 0.0574
0.75 234.0 0.7338 0.6898 0.054
0.75 258.0 -0.3628 0.7764 0.0373
0.75 270.0 -0.2368 0.5721 0.0333
0.75 282.0 -0.0344 0.5394 0.0301
0.75 294.0 0.2107 0.7221 0.0326
0.85 102.0 1.4184 0.8935 0.0918
0.85 114.0 -0.6658 0.5762 0.0506
0.85 138.0 -1.5414 0.5611 0.0989
0.85 198.0 1.7459 0.771 0.1109
0.85 210.0 0.0686 0.5869 0.0303
0.85 222.0 -0.0401 0.5433 0.0301
0.85 234.0 1.1 0.7221 0.0737
0.85 246.0 0.6278 0.7317 0.0487
Created in SINP MSU, CLAS Collaboration