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Measurement E151M1328

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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 : 0.0084 GeV2
W : 1355 GeV
ε : 0.8064
Ebeam : 1.0539 GeV
εL: 0.0258 

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 42 -0.4493 0.9085 0.0589
0.35 54 0.4669 0.9691 0.0606
0.45 42 -0.2001 0.8453 0.0375
0.45 54 -0.7286 0.7642 0.0875
0.55 30 -1.8871 0.816 0.2149
0.55 42 -0.0309 0.7079 0.0302
0.55 54 -0.897 0.8121 0.1055
0.55 222 -1.5277 0.8261 0.1749
0.55 234 -0.3549 0.7225 0.05
0.55 246 0.8765 0.7552 0.1033
0.55 258 -1.0479 0.8162 0.1219
0.65 30 0.4359 0.9655 0.0576
0.65 42 0.7651 0.7341 0.0914
0.65 54 -0.3613 0.7573 0.0506
0.65 150 -0.1011 0.9099 0.0321
0.65 162 0.4099 0.8983 0.0551
0.65 174 -0.5311 0.891 0.067
0.65 222 -1.3513 0.615 0.1553
0.65 234 0.1154 0.5784 0.0327
0.65 246 -1.2556 0.6272 0.1448
0.65 258 -0.7158 0.807 0.0861
0.75 138 0.8957 0.8476 0.1054
0.75 150 0.2027 0.9397 0.0377
0.75 210 0.8632 0.8202 0.1019
0.75 222 0.3119 0.6344 0.0462
0.75 234 -0.2644 0.5701 0.0423
0.75 246 -0.2849 0.5029 0.044
0.75 258 -0.9557 0.722 0.1119
0.85 222 -0.8399 0.5767 0.0994
0.85 234 0.1758 0.6259 0.036
0.85 246 0.2273 0.5888 0.0395
0.85 258 -0.3084 0.8035 0.0459