Parameter (X axis): cos(θ), dimensionless
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Experiment: E-89-039, 2007
Spokespersons: S. Dytman, K. Giovanetti
Measurement comment: Electron beam energy is 2.567 Gev. Fitted cross section asymmetry between phi=0 and 180 degrees. From fit to angular xs with constraint that fitted xs be positive over all phi.
Publication:
Quantity measured: AsymLT, dimensionless
Cross section asymmetry between phi*= 0 and 180 degrees.
Beam: e, polarization: none
Target: p (Z=1, A=1), polarization: none
Final state: η p, polarization: none
| Q2 : | 0.6 — 1 GeV2 |
|---|---|
| W : | 1.55 — 1.57 GeV |
|
Observable quantity measured (Y axis): AsymLT, dimensionless
Parameter (X axis): cos(θ), dimensionless |
Click here to get data in text file, delimited with tabs.
Measured data:
|
cos(θ),
dimensionless |
AsymLT,
dimensionless |
Negative uncertainty,
dimensionless |
Positive uncertainty,
dimensionless |
Systematic errors,
dimensionless |
|---|---|---|---|---|
| -0.9 | 0.065 | 0.052 | 0.052 | 0.005 |
| -0.7 | 0.042 | 0.063 | 0.065 | 0.005 |
| -0.5 | 0.079 | 0.071 | 0.077 | 0.03 |
| -0.3 | -0.099 | 0.077 | 0.086 | 0.076 |
| -0.1 | 0.216 | 0.12 | 0.147 | 0.077 |
| 0.1 | 0.306 | 0.118 | 0.143 | 0.079 |
| 0.3 | -0.021 | 0.112 | 0.145 | 0.05 |
| 0.5 | 0.214 | 0.127 | 0.159 | 0.022 |
| 0.7 | 0.385 | 0.129 | 0.159 | 0.031 |
| 0.9 | 0.103 | 0.096 | 0.104 | 0.02 |