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Experiment: E99-105, 2002
Spokespersons: M. Garon, M. Guidal, E. S. Smith
Measurement comment: Virtual photon polarization parameter ε = 0.81. Errors include statistics and point-to-point sytematics, added in quadrature.
Publication:
Quantity measured: dσ/dφ, mcbn/rad
Differential cross section.
Beam: e, polarization: none
Target: p (Z=1, A=1), polarization: none
Final state: ω p, polarization: none
Q2 : | 2.055 GeV2 |
---|---|
W : | 1.9 GeV |
xb : | 0.429 |
ε : | 0.81 |
Fit φ dependence: |
Observable quantity measured (Y axis): dσ/dφ, mcbn/rad
Parameter (X axis): φ, deg |
Click here to get data in text file, delimited with tabs.
Click here to get calculated fit coefficients in text file, delimited with tabs.
Measured data:
φ,
deg |
dσ/dφ,
mcbn/rad |
Data errors,
mcbn/rad |
---|---|---|
20 | 0.3845583 | 0.02850089 |
60 | 0.3068735 | 0.03051229 |
100 | 0.3596129 | 0.04030082 |
140 | 0.2836099 | 0.03955602 |
180 | 0.4199685 | 0.09703875 |
220 | 0.3716593 | 0.05205576 |
260 | 0.3414831 | 0.02973793 |
300 | 0.4165896 | 0.03415555 |
340 | 0.4106793 | 0.03045043 |