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 = 0.8046
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 : | 1.58 — 1.62 GeV |
| xb : | 0 |
| ε : | 0.8046 |
|
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 | 0.00046 | 0.03126 |
| -0.125 | 67.5 | 0.18327 | 0.03231 |
| -0.125 | 112.5 | 0.01402 | 0.03833 |
| -0.125 | 157.5 | 0.24438 | 0.09151 |
| -0.125 | 247.5 | -0.21286 | 0.03336 |
| -0.125 | 292.5 | -0.12792 | 0.03157 |
| -0.125 | 337.5 | -0.07143 | 0.03176 |
| 0.125 | 22.5 | 0.07937 | 0.04047 |
| 0.125 | 67.5 | 0.19229 | 0.05301 |
| 0.125 | 112.5 | 0.06355 | 0.04918 |
| 0.125 | 247.5 | -0.09323 | 0.04969 |
| 0.125 | 292.5 | -0.11395 | 0.05181 |
| 0.125 | 337.5 | -0.0225 | 0.04043 |
| -0.375 | 22.5 | 0.0225 | 0.04026 |
| -0.375 | 67.5 | 0.20856 | 0.03259 |
| -0.375 | 112.5 | 0.08546 | 0.03664 |
| -0.375 | 157.5 | 0.01527 | 0.062 |
| -0.375 | 202.5 | -0.12665 | 0.05591 |
| -0.375 | 247.5 | -0.20652 | 0.03457 |
| -0.375 | 292.5 | -0.11127 | 0.03183 |
| -0.375 | 337.5 | -0.05112 | 0.04183 |
| 0.375 | 22.5 | 0.04576 | 0.0366 |
| 0.375 | 67.5 | 0.07393 | 0.04637 |
| 0.375 | 112.5 | 0.07709 | 0.04274 |
| 0.375 | 157.5 | 0.12616 | 0.08606 |
| 0.375 | 202.5 | 0.25483 | 0.08482 |
| 0.375 | 247.5 | -0.24298 | 0.04181 |
| 0.375 | 292.5 | 0.04009 | 0.04758 |
| 0.375 | 337.5 | 0.00025 | 0.03537 |
| -0.625 | 22.5 | 0.20075 | 0.04376 |
| -0.625 | 67.5 | 0.0414 | 0.03544 |
| -0.625 | 112.5 | 0.16435 | 0.04012 |
| -0.625 | 157.5 | -0.04416 | 0.04996 |
| -0.625 | 202.5 | -0.01551 | 0.04898 |
| -0.625 | 247.5 | -0.19139 | 0.0388 |
| -0.625 | 292.5 | -0.10824 | 0.03779 |
| -0.625 | 337.5 | -0.08482 | 0.04495 |
| 0.625 | 22.5 | -0.03899 | 0.03756 |
| 0.625 | 67.5 | 0.06371 | 0.03802 |
| 0.625 | 112.5 | -0.01893 | 0.04293 |
| 0.625 | 157.5 | 0.11739 | 0.05896 |
| 0.625 | 202.5 | -0.06358 | 0.05885 |
| 0.625 | 247.5 | -0.09061 | 0.04341 |
| 0.625 | 292.5 | 0.03871 | 0.0394 |
| 0.625 | 337.5 | 0.00143 | 0.03774 |
| -0.875 | 22.5 | 0.07718 | 0.0884 |
| -0.875 | 67.5 | 0.00014 | 0.07135 |
| -0.875 | 112.5 | -0.02491 | 0.09031 |
| -0.875 | 202.5 | 0.03073 | 0.09466 |
| -0.875 | 247.5 | -0.1471 | 0.08405 |
| -0.875 | 292.5 | 0.05457 | 0.07463 |
| -0.875 | 337.5 | 0.04693 | 0.08814 |
| 0.875 | 22.5 | 0.08702 | 0.03628 |
| 0.875 | 67.5 | 0.06892 | 0.03485 |
| 0.875 | 112.5 | 0.15189 | 0.03477 |
| 0.875 | 157.5 | 0.05228 | 0.03199 |
| 0.875 | 202.5 | 0.06799 | 0.03159 |
| 0.875 | 247.5 | 0.07408 | 0.03628 |
| 0.875 | 292.5 | 0.06899 | 0.03564 |
| 0.875 | 337.5 | -0.03206 | 0.03609 |