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Measurement E151M204

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: 0.3688
Q2: 0.0415 GeV2
W: 1205.0 GeV
Ebeam: 1.3383 GeV
ε: 0.9477

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty syst. uncert.
0.55 270.0 0.8167 0.422 0.0588
0.55 282.0 -0.8164 0.3044 0.0588
0.65 258.0 0.0923 0.3741 0.0305
0.65 270.0 -0.1007 0.3516 0.0306
0.65 282.0 -0.1529 0.3713 0.0315
0.75 258.0 0.1594 0.3138 0.0316
0.75 270.0 0.4771 0.3724 0.0421
0.75 282.0 0.1365 0.4613 0.0312
0.85 138.0 -0.1451 0.3788 0.0313
0.85 150.0 0.5881 0.3294 0.0472
0.85 162.0 0.1509 0.3567 0.0314
0.85 174.0 -0.3101 0.2992 0.0356
0.85 186.0 0.2871 0.414 0.0349
0.85 198.0 0.0668 0.4096 0.0303
0.85 210.0 0.5683 0.3907 0.0462
0.95 138.0 0.0747 0.4077 0.0304
0.95 174.0 -0.0382 0.3757 0.0301
0.45 282.0 0.0848 0.6458 0.0304
0.55 258.0 -0.3471 0.5389 0.0366
0.55 270.0 -0.1007 0.4985 0.0306
0.55 282.0 0.8238 0.7286 0.058
0.65 246.0 -0.3438 0.6076 0.0365
0.65 258.0 -0.4187 0.4355 0.0392
0.65 270.0 0.0464 0.4207 0.0301
0.65 282.0 -0.668 0.3577 0.0502
0.75 246.0 -0.1224 0.5563 0.0309
0.75 258.0 0.1009 0.4529 0.0306
0.75 270.0 0.068 0.4533 0.0303
0.85 138.0 0.5908 0.6831 0.0465
0.85 150.0 0.1939 0.5459 0.0322
0.85 162.0 0.3638 0.6844 0.0371
0.85 174.0 -0.8606 0.277 0.0599
0.85 186.0 -0.4897 0.4763 0.0421
0.85 198.0 -0.4796 0.4338 0.0416
0.85 210.0 1.1726 0.8896 0.0767
0.85 222.0 -0.1628 0.4942 0.0316
0.85 234.0 -0.3651 0.4776 0.0372
0.85 246.0 -0.5109 0.4512 0.043
0.95 150.0 0.206 0.7341 0.0325
0.95 162.0 0.9639 0.873 0.0653
0.95 174.0 -0.6271 0.3337 0.0482
0.95 186.0 -0.4249 0.417 0.0394
Created in SINP MSU, CLAS Collaboration