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 = 0.8299
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 : | 2.66 — 3.17 GeV2 |
|---|---|
| W : | 1.46 — 1.5 GeV |
| xb : | 0 |
| ε : | 0.8299 |
|
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 | 0.06253 | 0.02637 |
| -0.125 | 67.5 | 0.03642 | 0.02595 |
| -0.125 | 112.5 | -0.12615 | 0.02601 |
| -0.125 | 157.5 | 0.10703 | 0.08528 |
| -0.125 | 202.5 | -0.04997 | 0.07941 |
| -0.125 | 247.5 | 0.03833 | 0.02599 |
| -0.125 | 292.5 | 0.03866 | 0.02603 |
| -0.125 | 337.5 | -0.09519 | 0.02604 |
| 0.125 | 22.5 | -0.01472 | 0.02296 |
| 0.125 | 67.5 | -0.04038 | 0.02686 |
| 0.125 | 112.5 | -0.00207 | 0.02402 |
| 0.125 | 157.5 | -0.06244 | 0.04442 |
| 0.125 | 202.5 | 0.09549 | 0.04762 |
| 0.125 | 247.5 | -0.03144 | 0.02429 |
| 0.125 | 292.5 | 0.00239 | 0.02592 |
| 0.125 | 337.5 | -0.00332 | 0.02249 |
| -0.375 | 22.5 | 0.02189 | 0.03357 |
| -0.375 | 67.5 | -0.10396 | 0.02902 |
| -0.375 | 112.5 | 0.06556 | 0.03069 |
| -0.375 | 157.5 | -0.10112 | 0.07233 |
| -0.375 | 202.5 | -0.04808 | 0.06849 |
| -0.375 | 247.5 | -0.06363 | 0.03011 |
| -0.375 | 292.5 | -0.08639 | 0.028 |
| -0.375 | 337.5 | -0.01107 | 0.0318 |
| 0.375 | 22.5 | 0.07026 | 0.02405 |
| 0.375 | 67.5 | 0.00041 | 0.03087 |
| 0.375 | 112.5 | -0.00818 | 0.03016 |
| 0.375 | 157.5 | 0.02009 | 0.05953 |
| 0.375 | 202.5 | 0.22402 | 0.06251 |
| 0.375 | 247.5 | 0.05124 | 0.03126 |
| 0.375 | 292.5 | 0.04469 | 0.03065 |
| 0.375 | 337.5 | 0.02999 | 0.02431 |
| -0.625 | 22.5 | 0.04258 | 0.03929 |
| -0.625 | 67.5 | -0.05366 | 0.03626 |
| -0.625 | 112.5 | 0.05868 | 0.04571 |
| -0.625 | 157.5 | -0.0215 | 0.06091 |
| -0.625 | 202.5 | -0.12535 | 0.0618 |
| -0.625 | 247.5 | -0.05557 | 0.04294 |
| -0.625 | 292.5 | 0.06232 | 0.03717 |
| -0.625 | 337.5 | -0.05161 | 0.04071 |
| 0.625 | 22.5 | -0.0539 | 0.03019 |
| 0.625 | 67.5 | -0.02561 | 0.03597 |
| 0.625 | 112.5 | 0.03231 | 0.04075 |
| 0.625 | 157.5 | -0.0375 | 0.04332 |
| 0.625 | 202.5 | 0.14489 | 0.04546 |
| 0.625 | 247.5 | -0.00016 | 0.041 |
| 0.625 | 292.5 | 0.10338 | 0.03412 |
| 0.625 | 337.5 | -0.02253 | 0.03011 |
| -0.875 | 22.5 | -0.14208 | 0.10696 |
| -0.875 | 67.5 | 0.07643 | 0.08244 |
| -0.875 | 292.5 | -0.00162 | 0.086 |
| -0.875 | 337.5 | -0.18666 | 0.10098 |
| 0.875 | 22.5 | -0.02962 | 0.03315 |
| 0.875 | 67.5 | -0.06463 | 0.03249 |
| 0.875 | 112.5 | -0.05513 | 0.03559 |
| 0.875 | 157.5 | 0.04341 | 0.03061 |
| 0.875 | 202.5 | -0.03937 | 0.03062 |
| 0.875 | 247.5 | 0.10914 | 0.03474 |
| 0.875 | 292.5 | 0.06217 | 0.03203 |
| 0.875 | 337.5 | 0.04297 | 0.03259 |