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 = 0.8285
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 : | 2.23 — 2.66 GeV2 |
|---|---|
| W : | 1.66 — 1.7 GeV |
| xb : | 0 |
| ε : | 0.8285 |
|
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 | 0.06008 | 0.03082 |
| -0.125 | 67.5 | 0.07586 | 0.02892 |
| -0.125 | 112.5 | 0.16356 | 0.03272 |
| -0.125 | 157.5 | 0.10473 | 0.0627 |
| -0.125 | 202.5 | -0.00124 | 0.06534 |
| -0.125 | 247.5 | -0.04046 | 0.03175 |
| -0.125 | 292.5 | -0.11776 | 0.02752 |
| -0.125 | 337.5 | -0.0054 | 0.0323 |
| 0.125 | 22.5 | 0.01206 | 0.02534 |
| 0.125 | 67.5 | 0.04246 | 0.02686 |
| 0.125 | 112.5 | 0.08087 | 0.02632 |
| 0.125 | 157.5 | 0.15778 | 0.08392 |
| 0.125 | 202.5 | 0.00393 | 0.08433 |
| 0.125 | 247.5 | -0.02631 | 0.02579 |
| 0.125 | 292.5 | -0.00468 | 0.02875 |
| 0.125 | 337.5 | -0.03182 | 0.02549 |
| -0.375 | 22.5 | 0.17579 | 0.03863 |
| -0.375 | 67.5 | 0.15221 | 0.02985 |
| -0.375 | 112.5 | 0.07845 | 0.03157 |
| -0.375 | 157.5 | 0.13431 | 0.04385 |
| -0.375 | 202.5 | -0.09439 | 0.04535 |
| -0.375 | 247.5 | -0.18544 | 0.03325 |
| -0.375 | 292.5 | -0.21774 | 0.03046 |
| -0.375 | 337.5 | -0.12226 | 0.03796 |
| 0.375 | 22.5 | 0.01182 | 0.02616 |
| 0.375 | 67.5 | 0.03988 | 0.03021 |
| 0.375 | 112.5 | 0.04928 | 0.02501 |
| 0.375 | 157.5 | -0.01129 | 0.05197 |
| 0.375 | 202.5 | -0.15801 | 0.05741 |
| 0.375 | 247.5 | -0.04546 | 0.02536 |
| 0.375 | 292.5 | -0.00395 | 0.03127 |
| 0.375 | 337.5 | 0.03204 | 0.02619 |
| -0.625 | 22.5 | 0.07419 | 0.04457 |
| -0.625 | 67.5 | 0.12631 | 0.03754 |
| -0.625 | 112.5 | 0.1023 | 0.04325 |
| -0.625 | 157.5 | 0.11437 | 0.04452 |
| -0.625 | 202.5 | -0.12235 | 0.0451 |
| -0.625 | 247.5 | -0.12011 | 0.04094 |
| -0.625 | 292.5 | -0.05347 | 0.04089 |
| -0.625 | 337.5 | -0.16993 | 0.04501 |
| 0.625 | 22.5 | 0.01291 | 0.03026 |
| 0.625 | 67.5 | 0.14758 | 0.02928 |
| 0.625 | 112.5 | 0.01407 | 0.02939 |
| 0.625 | 157.5 | 0.06155 | 0.05785 |
| 0.625 | 202.5 | -0.05333 | 0.05718 |
| 0.625 | 247.5 | -0.02367 | 0.03018 |
| 0.625 | 292.5 | -0.14336 | 0.02907 |
| 0.625 | 337.5 | 0.00709 | 0.03052 |
| -0.875 | 22.5 | 0.21274 | 0.05705 |
| -0.875 | 67.5 | -0.04474 | 0.05261 |
| -0.875 | 112.5 | -0.07652 | 0.05664 |
| -0.875 | 157.5 | -0.07903 | 0.05859 |
| -0.875 | 202.5 | 0.00507 | 0.05543 |
| -0.875 | 247.5 | 0.01419 | 0.04872 |
| -0.875 | 292.5 | 0.06166 | 0.05474 |
| -0.875 | 337.5 | -0.05653 | 0.06553 |
| 0.875 | 22.5 | 0.1045 | 0.02674 |
| 0.875 | 67.5 | 0.18313 | 0.02629 |
| 0.875 | 112.5 | 0.03888 | 0.02757 |
| 0.875 | 157.5 | -0.00387 | 0.02669 |
| 0.875 | 202.5 | -0.05588 | 0.02583 |
| 0.875 | 247.5 | -0.10313 | 0.02681 |
| 0.875 | 292.5 | -0.13094 | 0.02595 |
| 0.875 | 337.5 | -0.01941 | 0.02644 |