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 = 0.9283
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 : | 1.34 — 1.38 GeV |
| xb : | 0 |
| ε : | 0.9283 |
|
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 | -0.02559 | 0.0368 |
| -0.125 | 67.5 | -0.0444 | 0.0432 |
| -0.125 | 112.5 | -0.01557 | 0.04233 |
| -0.125 | 247.5 | -0.02139 | 0.04258 |
| -0.125 | 292.5 | -0.03881 | 0.04435 |
| -0.125 | 337.5 | -0.04458 | 0.03615 |
| 0.125 | 22.5 | -0.02382 | 0.0288 |
| 0.125 | 67.5 | -0.03674 | 0.03416 |
| 0.125 | 112.5 | -0.03131 | 0.0304 |
| 0.125 | 157.5 | -0.10977 | 0.07797 |
| 0.125 | 202.5 | -0.0234 | 0.07966 |
| 0.125 | 247.5 | 0.033 | 0.03098 |
| 0.125 | 292.5 | 0.01194 | 0.03174 |
| 0.125 | 337.5 | 0.0503 | 0.02813 |
| -0.375 | 67.5 | -0.02255 | 0.04061 |
| -0.375 | 112.5 | -0.04401 | 0.04483 |
| -0.375 | 247.5 | 0.14726 | 0.04262 |
| -0.375 | 292.5 | -0.10596 | 0.04109 |
| 0.375 | 22.5 | -0.07102 | 0.02424 |
| 0.375 | 67.5 | -0.02631 | 0.03016 |
| 0.375 | 112.5 | -0.05033 | 0.03505 |
| 0.375 | 157.5 | -0.1464 | 0.07722 |
| 0.375 | 202.5 | 0.03178 | 0.08288 |
| 0.375 | 247.5 | 0.00572 | 0.03556 |
| 0.375 | 292.5 | 0.021 | 0.02901 |
| 0.375 | 337.5 | -0.01561 | 0.02376 |
| -0.625 | 22.5 | 0.00331 | 0.05819 |
| -0.625 | 67.5 | -0.05586 | 0.04504 |
| -0.625 | 112.5 | -0.03242 | 0.06555 |
| -0.625 | 157.5 | -0.19084 | 0.07404 |
| -0.625 | 202.5 | -0.1251 | 0.08067 |
| -0.625 | 247.5 | 0.03262 | 0.0652 |
| -0.625 | 292.5 | -0.03304 | 0.04509 |
| -0.625 | 337.5 | 0.04168 | 0.06062 |
| 0.625 | 22.5 | -0.0359 | 0.02257 |
| 0.625 | 67.5 | -0.02917 | 0.03104 |
| 0.625 | 112.5 | -0.0359 | 0.05572 |
| 0.625 | 202.5 | 0.05491 | 0.08695 |
| 0.625 | 247.5 | 0.02837 | 0.05386 |
| 0.625 | 292.5 | 0.03563 | 0.03087 |
| 0.625 | 337.5 | -0.00605 | 0.02286 |
| -0.875 | 67.5 | -0.25897 | 0.11937 |
| 0.875 | 22.5 | -0.06777 | 0.01481 |
| 0.875 | 67.5 | -0.00219 | 0.01655 |
| 0.875 | 112.5 | 0.00299 | 0.01802 |
| 0.875 | 157.5 | 0.03347 | 0.01785 |
| 0.875 | 202.5 | -0.01943 | 0.01747 |
| 0.875 | 247.5 | -0.02068 | 0.0172 |
| 0.875 | 292.5 | -0.01849 | 0.01565 |
| 0.875 | 337.5 | 0.02324 | 0.01498 |