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Measurement E151M2200

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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 : 1295 GeV
ε : 0.9048
Ebeam : 2.999 GeV
εL: 0.9964 

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
0.65 258 -1.1708 0.7118 0.09
0.75 282 -0.7104 0.7641 0.0596
0.85 282 1.4549 0.736 0.1097
0.85 318 -0.6559 0.8027 0.0562
0.85 330 -0.2835 0.7148 0.0364