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Measurement E151M1408

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Experiment: EG4, 2016

Spokespersons: Xiaochao Zheng

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).

No publications available for this experiment

Quantity measured: ALL,

Beam: e, polarization: longitudinal
Target: p (Z=1, A=1), polarization: longitudinal
Final state: π+n, polarization: none

Q2 : 0.0121 GeV2
W : 1475 GeV
ε : 0.6004
Ebeam : 1.0539 GeV
εL: 0.0149 

Select data slice:
cos(θπ+) =
Observable quantity measured (Y axis): ALL,
Plot measurement data

Parameter (X axis): φ(π+), degrees

Click here to get data in text file, delimited with tabs.

Measured data:

cos(θπ+) φ(π+),
degrees 		ALL Stat. error Syst. error
0.35 30 0.0271 0.9335 0.0302
0.35 42 -1.0816 0.6822 0.1256
0.35 54 -1.5283 0.5008 0.175
0.35 66 -1.9101 0.6023 0.2175
0.45 42 -0.3346 0.6663 0.0482
0.45 54 0.9532 0.5469 0.1116
0.45 66 0.2587 0.817 0.0419
0.45 210 -1.6274 0.8412 0.186
0.45 222 -0.0024 0.7701 0.03
0.45 234 -0.4835 0.7328 0.0622
0.45 246 -0.5614 0.7548 0.0701
0.45 258 -0.6577 0.8575 0.08
0.55 30 0.8202 0.8573 0.0973
0.55 42 -0.7744 0.7481 0.0924
0.55 54 0.2891 0.7514 0.0443
0.55 150 -0.667 0.7806 0.081
0.55 174 -1.0179 0.734 0.1187
0.55 222 -1.7478 0.6296 0.1994
0.55 234 -0.1176 0.6579 0.0328
0.55 246 0.513 0.6083 0.0652
0.65 42 0.1414 0.7721 0.034
0.65 54 -0.1486 0.8682 0.0344
0.65 162 -0.2297 0.7391 0.0396
0.65 174 -0.5389 0.779 0.0678
0.65 210 -0.0749 0.8572 0.0312
0.65 222 1.4272 0.662 0.1637
0.65 234 -0.5864 0.6257 0.0726
0.65 246 -0.5258 0.6167 0.0665
0.65 258 0.1033 0.6968 0.0322
0.75 222 0.7154 0.6815 0.0861
0.75 234 0.0056 0.6647 0.03
0.75 246 -0.1035 0.5892 0.0322
0.85 222 -0.0379 0.5947 0.0303
0.85 234 -1.149 0.4955 0.133
0.85 246 -0.5123 0.6166 0.0651