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 = 0.8825
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 : | 1.87 — 2.23 GeV2 |
|---|---|
| W : | 1.54 — 1.58 GeV |
| xb : | 0 |
| ε : | 0.8825 |
|
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 | 0.0465 | 0.02715 |
| -0.125 | 67.5 | 0.10412 | 0.02307 |
| -0.125 | 112.5 | 0.07029 | 0.02371 |
| -0.125 | 157.5 | 0.26068 | 0.06043 |
| -0.125 | 202.5 | 0.03598 | 0.06086 |
| -0.125 | 247.5 | -0.14583 | 0.02344 |
| -0.125 | 292.5 | 0.0154 | 0.02241 |
| -0.125 | 337.5 | -0.01397 | 0.02654 |
| 0.125 | 22.5 | 0.00693 | 0.02432 |
| 0.125 | 67.5 | 0.08527 | 0.02429 |
| 0.125 | 112.5 | 0.13322 | 0.02352 |
| 0.125 | 157.5 | 0.0014 | 0.05274 |
| 0.125 | 202.5 | -0.09233 | 0.05109 |
| 0.125 | 247.5 | -0.01996 | 0.0236 |
| 0.125 | 292.5 | -0.1082 | 0.02482 |
| 0.125 | 337.5 | -0.04813 | 0.02349 |
| -0.375 | 22.5 | 0.03006 | 0.02774 |
| -0.375 | 67.5 | 0.01746 | 0.0237 |
| -0.375 | 112.5 | 0.13942 | 0.02499 |
| -0.375 | 157.5 | 0.1011 | 0.0405 |
| -0.375 | 202.5 | 0.08528 | 0.03953 |
| -0.375 | 247.5 | -0.05206 | 0.02444 |
| -0.375 | 292.5 | -0.01686 | 0.02254 |
| -0.375 | 337.5 | -0.11083 | 0.02755 |
| 0.375 | 22.5 | -0.03121 | 0.02226 |
| 0.375 | 67.5 | 0.07828 | 0.02717 |
| 0.375 | 112.5 | 0.06867 | 0.0244 |
| 0.375 | 157.5 | 0.00719 | 0.0423 |
| 0.375 | 202.5 | -0.11008 | 0.04356 |
| 0.375 | 247.5 | -0.08045 | 0.02391 |
| 0.375 | 292.5 | -0.04317 | 0.02706 |
| 0.375 | 337.5 | -0.0581 | 0.02202 |
| -0.625 | 22.5 | 0.03107 | 0.03157 |
| -0.625 | 67.5 | 0.04831 | 0.02549 |
| -0.625 | 112.5 | 0.13285 | 0.03381 |
| -0.625 | 157.5 | 0.13444 | 0.04142 |
| -0.625 | 202.5 | -0.02105 | 0.03972 |
| -0.625 | 247.5 | -0.00274 | 0.03209 |
| -0.625 | 292.5 | -0.06108 | 0.02744 |
| -0.625 | 337.5 | -0.05838 | 0.03345 |
| 0.625 | 22.5 | 0.03778 | 0.02216 |
| 0.625 | 67.5 | -0.00821 | 0.02718 |
| 0.625 | 112.5 | 0.10573 | 0.031 |
| 0.625 | 157.5 | -0.13568 | 0.03902 |
| 0.625 | 202.5 | 0.11203 | 0.03906 |
| 0.625 | 247.5 | -0.0513 | 0.03026 |
| 0.625 | 292.5 | -0.08519 | 0.027 |
| 0.625 | 337.5 | 0.03362 | 0.02211 |
| -0.875 | 22.5 | 0.10885 | 0.05992 |
| -0.875 | 67.5 | 0.0197 | 0.04601 |
| -0.875 | 112.5 | -0.03105 | 0.0565 |
| -0.875 | 157.5 | 0.05711 | 0.06985 |
| -0.875 | 202.5 | 0.12407 | 0.06786 |
| -0.875 | 247.5 | -0.00453 | 0.05065 |
| -0.875 | 292.5 | -0.0352 | 0.04535 |
| -0.875 | 337.5 | 0.01133 | 0.05623 |
| 0.875 | 22.5 | 0.00584 | 0.02304 |
| 0.875 | 67.5 | 0.01054 | 0.0215 |
| 0.875 | 112.5 | 0.05108 | 0.02198 |
| 0.875 | 157.5 | 0.06913 | 0.01948 |
| 0.875 | 202.5 | 0.01611 | 0.01927 |
| 0.875 | 247.5 | -0.02985 | 0.02137 |
| 0.875 | 292.5 | -0.02914 | 0.02113 |
| 0.875 | 337.5 | -0.02074 | 0.02313 |