Parameter (X axis): cos(θ), dimensionless
You are not logged in.
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 : | 1.75 — 1.77 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 | 0.481 | 1.03 | 0.519 | 0.553 |
| -0.7 | -0.387 | 0.558 | 1.142 | 0.011 |
| -0.5 | -0.087 | 0.622 | 0.544 | 0.013 |
| -0.3 | -0.336 | 0.664 | 0.517 | 0.04 |
| -0.1 | -0.093 | 0.459 | 0.414 | 0.101 |
| 0.1 | 0.142 | 0.208 | 0.184 | 0.012 |
| 0.3 | -0.093 | 0.246 | 0.217 | 0.007 |
| 0.5 | 0.056 | 0.223 | 0.191 | 0.005 |
| 0.7 | -0.05 | 0.202 | 0.182 | 0.004 |
| 0.9 | -0.53 | 0.41 | 0.333 | 0.005 |