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Measurement E151M2210

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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 : 0.7075 GeV2
W : 1325 GeV
ε : 0.8986
Ebeam : 2.999 GeV
εL: 0.8938 

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
0.65 270 -0.2085 0.8748 0.0336
0.65 306 -0.7719 0.7689 0.0635
0.75 78 0.2061 0.8756 0.0335
0.75 90 1.3071 0.8417 0.0994
0.75 258 0.6381 0.8169 0.0551
0.75 282 -0.7179 0.7671 0.0601
0.75 294 -0.7376 0.7819 0.0613
0.85 270 0.6111 0.7351 0.0535
0.85 306 0.9673 0.7614 0.0763
0.95 258 -0.2456 0.7068 0.0349
0.95 294 0.4193 0.6665 0.0427
0.95 318 -0.8388 0.7004 0.0678