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 = 0.9106
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 : | 1.1 — 1.14 GeV |
| xb : | 0 |
| ε : | 0.9106 |
|
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 | 157.5 | 1.42857 | 0 |
| 0.125 | 67.5 | 0.02802 | 0.10432 |
| 0.125 | 337.5 | -0.07705 | 0.11468 |
| -0.375 | 157.5 | -1.42857 | 0 |
| -0.375 | 202.5 | 1.42857 | 0 |
| 0.375 | 22.5 | 0.18411 | 0.07919 |
| 0.375 | 67.5 | -0.19659 | 0.07617 |
| 0.375 | 112.5 | 0.13523 | 0.08544 |
| 0.375 | 247.5 | -0.35199 | 0.09368 |
| 0.375 | 292.5 | 0.08903 | 0.07298 |
| 0.375 | 337.5 | 0.13036 | 0.08167 |
| -0.625 | 22.5 | -0.36347 | 0.18056 |
| -0.625 | 67.5 | -0.08181 | 0.26529 |
| -0.625 | 112.5 | -0.17597 | 0.28736 |
| -0.625 | 157.5 | -0.54497 | 0.19154 |
| -0.625 | 202.5 | -0.23729 | 0.19418 |
| -0.625 | 247.5 | 0.76704 | 0.19907 |
| -0.625 | 292.5 | 0.72869 | 0.1914 |
| -0.625 | 337.5 | -0.12342 | 0.1784 |
| 0.625 | 22.5 | 0.20092 | 0.06595 |
| 0.625 | 67.5 | 0.05343 | 0.06682 |
| 0.625 | 112.5 | -0.02847 | 0.07603 |
| 0.625 | 157.5 | -0.15638 | 0.08086 |
| 0.625 | 202.5 | -0.22113 | 0.08197 |
| 0.625 | 247.5 | 0.22832 | 0.06999 |
| 0.625 | 292.5 | -0.1162 | 0.07065 |
| 0.625 | 337.5 | 0.16903 | 0.07085 |
| -0.875 | 112.5 | 1.42857 | 0 |
| 0.875 | 22.5 | 0.06196 | 0.06136 |
| 0.875 | 67.5 | 0.00795 | 0.06646 |
| 0.875 | 112.5 | -0.00621 | 0.06817 |
| 0.875 | 157.5 | -0.03397 | 0.06973 |
| 0.875 | 202.5 | -0.06871 | 0.07004 |
| 0.875 | 247.5 | 0.00933 | 0.06854 |
| 0.875 | 292.5 | 0.04727 | 0.06664 |
| 0.875 | 337.5 | -0.06136 | 0.06693 |