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Measurement E151M2407

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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 : 0.0844 GeV2
W : 1835 GeV
ε : 0.8322
Ebeam : 2.999 GeV
εL: 0.0374 

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 -0.9484 0.9565 0.075
0.75 90 0.7543 1.0236 0.0624
0.75 102 0.4809 1.1058 0.046
0.75 114 -1.5168 0.8637 0.114
0.75 186 0.2855 0.9791 0.0365
0.75 198 -1.1983 0.8922 0.0919
0.75 210 -0.515 0.8795 0.0479
0.75 258 0.0557 0.9671 0.0303
0.75 270 -2.2044 0.8319 0.1626
0.75 282 -0.5384 1.0383 0.0492
0.85 102 -1.4386 0.8138 0.1085
0.85 114 -0.2788 0.8717 0.0362
0.85 126 -1.8523 0.8515 0.1376
0.85 174 -0.6819 0.9759 0.0578
0.85 186 -0.286 0.8472 0.0365
0.85 198 0.2808 0.7756 0.0363
0.85 210 0.5597 0.7381 0.0505
0.85 222 -1.5305 0.8677 0.115
0.85 270 0.4035 0.9929 0.0419