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 = 0.7484
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 : | 3.17 — 3.79 GeV2 |
|---|---|
| W : | 1.58 — 1.62 GeV |
| xb : | 0 |
| ε : | 0.7484 |
|
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 | 0.03119 | 0.04758 |
| -0.125 | 67.5 | 0.02495 | 0.05108 |
| -0.125 | 112.5 | 0.1493 | 0.05386 |
| -0.125 | 247.5 | -0.17477 | 0.0532 |
| -0.125 | 292.5 | -0.18324 | 0.0504 |
| -0.125 | 337.5 | -0.17822 | 0.04561 |
| 0.125 | 22.5 | 0.02822 | 0.04824 |
| 0.125 | 67.5 | -0.00276 | 0.06451 |
| 0.125 | 112.5 | 0.20491 | 0.05877 |
| 0.125 | 247.5 | -0.08137 | 0.06279 |
| 0.125 | 292.5 | -0.05504 | 0.06848 |
| 0.125 | 337.5 | -0.14011 | 0.05046 |
| -0.375 | 22.5 | 0.03401 | 0.052 |
| -0.375 | 67.5 | 0.19301 | 0.03921 |
| -0.375 | 112.5 | 0.15118 | 0.04782 |
| -0.375 | 157.5 | 0.18643 | 0.07924 |
| -0.375 | 202.5 | -0.00851 | 0.0783 |
| -0.375 | 247.5 | -0.3002 | 0.04578 |
| -0.375 | 292.5 | -0.09133 | 0.04253 |
| -0.375 | 337.5 | -0.01851 | 0.05534 |
| 0.375 | 22.5 | 0.03848 | 0.06347 |
| 0.375 | 67.5 | -0.00178 | 0.0847 |
| 0.375 | 112.5 | 0.01486 | 0.08452 |
| 0.375 | 247.5 | -0.08048 | 0.08351 |
| 0.375 | 292.5 | 0.12038 | 0.08011 |
| 0.375 | 337.5 | 0.07365 | 0.06073 |
| -0.625 | 22.5 | -0.00607 | 0.05623 |
| -0.625 | 67.5 | 0.0729 | 0.04802 |
| -0.625 | 112.5 | 0.02029 | 0.05536 |
| -0.625 | 157.5 | 0.14533 | 0.07365 |
| -0.625 | 202.5 | -0.02274 | 0.06708 |
| -0.625 | 247.5 | 0.01722 | 0.05099 |
| -0.625 | 292.5 | 0.02552 | 0.04539 |
| -0.625 | 337.5 | -0.06248 | 0.05485 |
| 0.625 | 22.5 | -0.02862 | 0.053 |
| 0.625 | 67.5 | 0.00466 | 0.05083 |
| 0.625 | 112.5 | 0.12887 | 0.05806 |
| 0.625 | 157.5 | -0.13351 | 0.08165 |
| 0.625 | 202.5 | 0.07925 | 0.08848 |
| 0.625 | 247.5 | -0.05025 | 0.05615 |
| 0.625 | 292.5 | 0.01768 | 0.04967 |
| 0.625 | 337.5 | -0.04104 | 0.04854 |
| 0.875 | 22.5 | -0.05086 | 0.04867 |
| 0.875 | 67.5 | 0.15701 | 0.0529 |
| 0.875 | 112.5 | 0.02529 | 0.05389 |
| 0.875 | 157.5 | 0.11257 | 0.04609 |
| 0.875 | 202.5 | 0.00728 | 0.05086 |
| 0.875 | 247.5 | -0.02919 | 0.04881 |
| 0.875 | 292.5 | 0.14098 | 0.04947 |
| 0.875 | 337.5 | -3e-05 | 0.04898 |