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 = 0.8443
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 : | 1.38 — 1.42 GeV |
| xb : | 0 |
| ε : | 0.8443 |
|
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 | -0.13518 | 0.03334 |
| -0.125 | 67.5 | -0.05273 | 0.03651 |
| -0.125 | 112.5 | -0.03384 | 0.03689 |
| -0.125 | 157.5 | -0.02255 | 0.082 |
| -0.125 | 202.5 | -0.01154 | 0.07919 |
| -0.125 | 247.5 | 0.002 | 0.03765 |
| -0.125 | 292.5 | 0.11016 | 0.03669 |
| -0.125 | 337.5 | 0.05965 | 0.03435 |
| 0.125 | 22.5 | -0.06663 | 0.02767 |
| 0.125 | 67.5 | -0.00505 | 0.03551 |
| 0.125 | 112.5 | -0.07872 | 0.03467 |
| 0.125 | 157.5 | 0.02571 | 0.06484 |
| 0.125 | 202.5 | 0.0344 | 0.06266 |
| 0.125 | 247.5 | 0.03406 | 0.03626 |
| 0.125 | 292.5 | 0.08516 | 0.03332 |
| 0.125 | 337.5 | -0.04228 | 0.02738 |
| -0.375 | 22.5 | -0.1503 | 0.0456 |
| -0.375 | 67.5 | -0.06942 | 0.04459 |
| -0.375 | 112.5 | -0.09596 | 0.04616 |
| -0.375 | 157.5 | 0.00243 | 0.1586 |
| -0.375 | 202.5 | -0.0022 | 0.15906 |
| -0.375 | 247.5 | 0.06563 | 0.04581 |
| -0.375 | 292.5 | 0.01394 | 0.0448 |
| -0.375 | 337.5 | 0.1083 | 0.04379 |
| 0.375 | 22.5 | -0.01004 | 0.02561 |
| 0.375 | 67.5 | -0.0271 | 0.03602 |
| 0.375 | 112.5 | -0.01076 | 0.03695 |
| 0.375 | 157.5 | -0.06382 | 0.06862 |
| 0.375 | 202.5 | -0.03117 | 0.07476 |
| 0.375 | 247.5 | 0.06378 | 0.04067 |
| 0.375 | 292.5 | 0.02393 | 0.03348 |
| 0.375 | 337.5 | 0.01476 | 0.02502 |
| -0.625 | 22.5 | -0.01265 | 0.05817 |
| -0.625 | 67.5 | -0.04346 | 0.055 |
| -0.625 | 112.5 | -0.1958 | 0.07332 |
| -0.625 | 157.5 | -0.20491 | 0.10508 |
| -0.625 | 202.5 | 0.20932 | 0.10475 |
| -0.625 | 247.5 | -0.17898 | 0.07389 |
| -0.625 | 292.5 | -0.05246 | 0.06243 |
| -0.625 | 337.5 | 0.02588 | 0.0595 |
| 0.625 | 22.5 | -0.08002 | 0.0263 |
| 0.625 | 67.5 | -0.03035 | 0.03328 |
| 0.625 | 112.5 | -0.13497 | 0.04064 |
| 0.625 | 157.5 | 0.00319 | 0.03972 |
| 0.625 | 202.5 | -0.01406 | 0.03966 |
| 0.625 | 247.5 | 0.08344 | 0.03906 |
| 0.625 | 292.5 | 0.00613 | 0.03317 |
| 0.625 | 337.5 | 0.04107 | 0.02614 |
| -0.875 | 22.5 | -0.10207 | 0.1415 |
| -0.875 | 67.5 | 0.22462 | 0.12655 |
| -0.875 | 112.5 | 0.22822 | 0.20656 |
| -0.875 | 157.5 | 0.12904 | 0.27492 |
| -0.875 | 202.5 | -0.38518 | 0.2663 |
| -0.875 | 247.5 | -0.53499 | 0.14238 |
| -0.875 | 292.5 | -0.30847 | 0.1387 |
| -0.875 | 337.5 | 0.3377 | 0.15137 |
| 0.875 | 22.5 | -0.02236 | 0.0269 |
| 0.875 | 67.5 | -0.0595 | 0.02814 |
| 0.875 | 112.5 | -0.06372 | 0.02937 |
| 0.875 | 157.5 | -0.00344 | 0.02929 |
| 0.875 | 202.5 | 0.09164 | 0.02925 |
| 0.875 | 247.5 | 0.02521 | 0.02951 |
| 0.875 | 292.5 | 0.03975 | 0.02814 |
| 0.875 | 337.5 | -0.04084 | 0.02706 |