cos(θπ) =
Fit φ dependence:
Parameter (X axis): φπ,
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Experiment: E99-107 CLAS experiment, 2005
Spokespersons: V. D. Burkert, R. Minehart
Experiment comment: asymmetry
Measurement comment: Epsilon for this measurement is ε = 0.8926
No publications available for this experiment
Quantity measured: ALU,
Beam asymmetry.
Beam: e, polarization: polarized
Target: p (Z=1, A=1), polarization: none
Final state: π+n, polarization: none
| Q2 : | 1.56 — 1.87 GeV2 |
|---|---|
| W : | 1.62 — 1.66 GeV |
| xb : | 0 |
| ε : | 0.8926 |
|
Select data slice:
cos(θπ) = Fit φ dependence: |
Observable quantity measured (Y axis): ALU,
Parameter (X axis): φπ, |
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:
| cos(θπ) | φπ | ALU | Data errors |
|---|---|---|---|
| -0.125 | 22.5 | -0.02245 | 0.02772 |
| -0.125 | 67.5 | 0.05529 | 0.02272 |
| -0.125 | 112.5 | 0.14467 | 0.03073 |
| -0.125 | 157.5 | 0.11922 | 0.05348 |
| -0.125 | 202.5 | -0.07331 | 0.04977 |
| -0.125 | 247.5 | -0.02712 | 0.03049 |
| -0.125 | 292.5 | -0.05304 | 0.02188 |
| -0.125 | 337.5 | -0.09314 | 0.02664 |
| 0.125 | 22.5 | 0.05491 | 0.04706 |
| 0.125 | 67.5 | 0.04265 | 0.05096 |
| 0.125 | 202.5 | 0.02414 | 0.09879 |
| 0.125 | 292.5 | -0.05999 | 0.05032 |
| 0.125 | 337.5 | 0.0171 | 0.0465 |
| -0.375 | 22.5 | 0.08153 | 0.03276 |
| -0.375 | 67.5 | 0.17254 | 0.02609 |
| -0.375 | 112.5 | 0.1108 | 0.02997 |
| -0.375 | 157.5 | 0.08754 | 0.03888 |
| -0.375 | 202.5 | -0.10477 | 0.03959 |
| -0.375 | 247.5 | -0.01805 | 0.02953 |
| -0.375 | 292.5 | -0.12902 | 0.02431 |
| -0.375 | 337.5 | -0.09035 | 0.03268 |
| 0.375 | 22.5 | 0.03105 | 0.06924 |
| 0.375 | 112.5 | 0.01569 | 0.03338 |
| 0.375 | 157.5 | 0.09572 | 0.06589 |
| 0.375 | 202.5 | 0.04702 | 0.06371 |
| 0.375 | 247.5 | -0.04158 | 0.03237 |
| 0.375 | 337.5 | 0.03649 | 0.07059 |
| -0.625 | 22.5 | 0.01961 | 0.04666 |
| -0.625 | 67.5 | -0.03243 | 0.03655 |
| -0.625 | 112.5 | 0.16678 | 0.04145 |
| -0.625 | 157.5 | -0.01525 | 0.04741 |
| -0.625 | 202.5 | -0.08373 | 0.04669 |
| -0.625 | 247.5 | -0.04794 | 0.04031 |
| -0.625 | 292.5 | -0.02703 | 0.03465 |
| -0.625 | 337.5 | 0.01536 | 0.04878 |
| 0.625 | 22.5 | 0.02033 | 0.02272 |
| 0.625 | 67.5 | 0.08209 | 0.02565 |
| 0.625 | 112.5 | 0.02357 | 0.02328 |
| 0.625 | 157.5 | 0.05941 | 0.0536 |
| 0.625 | 202.5 | -0.0215 | 0.05297 |
| 0.625 | 247.5 | -0.1101 | 0.02365 |
| 0.625 | 292.5 | 0.02158 | 0.02535 |
| 0.625 | 337.5 | 0.06117 | 0.02288 |
| -0.875 | 22.5 | 0.05199 | 0.07524 |
| -0.875 | 67.5 | -0.16719 | 0.05264 |
| -0.875 | 112.5 | -0.11661 | 0.04456 |
| -0.875 | 157.5 | -0.19705 | 0.05073 |
| -0.875 | 202.5 | -0.13686 | 0.04985 |
| -0.875 | 247.5 | 0.04673 | 0.04403 |
| -0.875 | 292.5 | -0.05128 | 0.0511 |
| -0.875 | 337.5 | -0.00029 | 0.06989 |
| 0.875 | 22.5 | 0.02131 | 0.02545 |
| 0.875 | 67.5 | 0.09549 | 0.02193 |
| 0.875 | 112.5 | 0.02928 | 0.02329 |
| 0.875 | 157.5 | 0.09829 | 0.02045 |
| 0.875 | 202.5 | -0.03729 | 0.02031 |
| 0.875 | 247.5 | -0.0577 | 0.02339 |
| 0.875 | 292.5 | -0.05991 | 0.02145 |
| 0.875 | 337.5 | -0.02099 | 0.02497 |