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=0/180 and 90/270 degrees. From fit to angular xs with constraint that fitted xs be positive over all phi.
Publication:
Quantity measured: AsymTT, dimensionless
Cross section asymmetry between phi*=0/180 and 90/270 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 : | 1.57 — 1.59 GeV |
|
Observable quantity measured (Y axis): AsymTT, dimensionless
Parameter (X axis): cos(θ), dimensionless |
Click here to get data in text file, delimited with tabs.
Measured data:
|
cos(θ),
dimensionless |
AsymTT,
dimensionless |
Negative uncertainty,
dimensionless |
Positive uncertainty,
dimensionless |
Systematic errors,
dimensionless |
|---|---|---|---|---|
| -0.9 | -0.055 | 0.059 | 0.059 | 0.004 |
| -0.7 | -0.097 | 0.076 | 0.077 | 0.015 |
| -0.5 | 0.078 | 0.096 | 0.102 | 0.001 |
| -0.3 | -0.001 | 0.125 | 0.124 | 0.008 |
| -0.1 | 0.232 | 0.131 | 0.12 | 0.044 |
| 0.1 | -0.052 | 0.126 | 0.12 | 0.016 |
| 0.3 | 0.184 | 0.117 | 0.112 | 0.019 |
| 0.5 | 0.091 | 0.139 | 0.134 | 0.002 |
| 0.7 | -0.098 | 0.2 | 0.184 | 0.036 |
| 0.9 | 0.388 | 0.203 | 0.224 | 0.025 |