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 = 0.7849
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 : | 1.66 — 1.7 GeV |
| xb : | 0 |
| ε : | 0.7849 |
|
Select data slice:
cos(θπ) = Fit φ dependence: |
Observable quantity measured (Y axis): ALU,
Parameter (X axis): φπ, |
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Measured data:
| cos(θπ) | φπ | ALU | Data errors |
|---|---|---|---|
| -0.125 | 22.5 | 0.05089 | 0.03055 |
| -0.125 | 67.5 | 0.15161 | 0.03014 |
| -0.125 | 112.5 | 0.03097 | 0.03406 |
| -0.125 | 157.5 | 0.06962 | 0.07407 |
| -0.125 | 202.5 | 0.04831 | 0.0799 |
| -0.125 | 247.5 | -0.19961 | 0.03361 |
| -0.125 | 292.5 | -0.15946 | 0.02915 |
| -0.125 | 337.5 | -0.11783 | 0.03059 |
| 0.125 | 22.5 | 0.09166 | 0.03088 |
| 0.125 | 67.5 | 0.02549 | 0.03426 |
| 0.125 | 112.5 | -0.00995 | 0.03319 |
| 0.125 | 157.5 | 0.00562 | 0.09501 |
| 0.125 | 202.5 | 0.00526 | 0.10129 |
| 0.125 | 247.5 | -0.01382 | 0.03172 |
| 0.125 | 292.5 | -0.02747 | 0.03662 |
| 0.125 | 337.5 | -0.09468 | 0.02915 |
| -0.375 | 22.5 | 0.13836 | 0.04202 |
| -0.375 | 67.5 | 0.11647 | 0.03552 |
| -0.375 | 112.5 | 0.00257 | 0.03948 |
| -0.375 | 157.5 | -0.08993 | 0.05985 |
| -0.375 | 202.5 | -0.18062 | 0.05837 |
| -0.375 | 247.5 | -0.18334 | 0.03869 |
| -0.375 | 292.5 | -0.00065 | 0.03426 |
| -0.375 | 337.5 | -0.0049 | 0.04463 |
| 0.375 | 22.5 | -0.00181 | 0.03476 |
| 0.375 | 67.5 | 0.14415 | 0.03901 |
| 0.375 | 112.5 | 0.03945 | 0.03187 |
| 0.375 | 157.5 | -0.02804 | 0.07308 |
| 0.375 | 202.5 | -0.13902 | 0.08007 |
| 0.375 | 247.5 | -0.06859 | 0.033 |
| 0.375 | 292.5 | -0.02147 | 0.0404 |
| 0.375 | 337.5 | 0.07652 | 0.03396 |
| -0.625 | 22.5 | -0.05627 | 0.05635 |
| -0.625 | 67.5 | -0.01457 | 0.04641 |
| -0.625 | 112.5 | 0.0975 | 0.05186 |
| -0.625 | 157.5 | 0.07163 | 0.05802 |
| -0.625 | 202.5 | -0.09697 | 0.05545 |
| -0.625 | 247.5 | -0.00408 | 0.05049 |
| -0.625 | 292.5 | -0.07659 | 0.0478 |
| -0.625 | 337.5 | -0.00586 | 0.05803 |
| 0.625 | 22.5 | -0.01874 | 0.03961 |
| 0.625 | 67.5 | 0.07629 | 0.03863 |
| 0.625 | 112.5 | 0.1141 | 0.04078 |
| 0.625 | 157.5 | -0.0779 | 0.07436 |
| 0.625 | 202.5 | -0.00494 | 0.08185 |
| 0.625 | 247.5 | -0.05 | 0.04217 |
| 0.625 | 292.5 | -0.03952 | 0.03592 |
| 0.625 | 337.5 | -0.10042 | 0.03845 |
| -0.875 | 22.5 | 0.09626 | 0.07439 |
| -0.875 | 67.5 | -0.15156 | 0.05971 |
| -0.875 | 112.5 | -0.00958 | 0.07057 |
| -0.875 | 157.5 | 0.13173 | 0.07243 |
| -0.875 | 202.5 | 0.17457 | 0.06471 |
| -0.875 | 247.5 | 0.03234 | 0.06627 |
| -0.875 | 292.5 | 0.17042 | 0.06499 |
| -0.875 | 337.5 | 0.00055 | 0.07343 |
| 0.875 | 22.5 | 0.03694 | 0.03387 |
| 0.875 | 67.5 | 0.04103 | 0.03395 |
| 0.875 | 112.5 | 0.1689 | 0.03612 |
| 0.875 | 157.5 | 0.11066 | 0.03692 |
| 0.875 | 202.5 | 0.07715 | 0.03543 |
| 0.875 | 247.5 | -0.09133 | 0.03609 |
| 0.875 | 292.5 | -0.0949 | 0.0333 |
| 0.875 | 337.5 | -0.08295 | 0.0349 |