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 = 0.9048
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 : | 1.56 — 1.87 GeV2 |
|---|---|
| W : | 1.54 — 1.58 GeV |
| xb : | 0 |
| ε : | 0.9048 |
|
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 | 0.04295 | 0.02821 |
| -0.125 | 67.5 | 0.06547 | 0.02383 |
| -0.125 | 112.5 | 0.04141 | 0.02429 |
| -0.125 | 157.5 | 0.31344 | 0.05219 |
| -0.125 | 202.5 | 0.00377 | 0.06038 |
| -0.125 | 247.5 | -0.07125 | 0.02391 |
| -0.125 | 292.5 | -0.02493 | 0.02324 |
| -0.125 | 337.5 | -0.07768 | 0.02914 |
| 0.125 | 22.5 | 0.04148 | 0.02818 |
| 0.125 | 67.5 | 0.02594 | 0.02531 |
| 0.125 | 112.5 | 0.08728 | 0.02446 |
| 0.125 | 157.5 | 0.25451 | 0.07023 |
| 0.125 | 202.5 | -0.05812 | 0.05663 |
| 0.125 | 247.5 | -0.0905 | 0.02322 |
| 0.125 | 292.5 | -0.06954 | 0.02418 |
| 0.125 | 337.5 | -0.10094 | 0.02681 |
| -0.375 | 22.5 | -0.04204 | 0.02817 |
| -0.375 | 67.5 | 0.09457 | 0.02497 |
| -0.375 | 112.5 | 0.14533 | 0.02661 |
| -0.375 | 157.5 | 0.00931 | 0.03832 |
| -0.375 | 202.5 | -0.10689 | 0.03877 |
| -0.375 | 247.5 | -0.03828 | 0.02622 |
| -0.375 | 292.5 | -0.06457 | 0.02357 |
| -0.375 | 337.5 | -0.00231 | 0.0293 |
| 0.375 | 22.5 | 0.05743 | 0.0236 |
| 0.375 | 67.5 | -0.01252 | 0.02713 |
| 0.375 | 112.5 | 0.04845 | 0.0234 |
| 0.375 | 157.5 | -0.01378 | 0.04078 |
| 0.375 | 202.5 | -0.08353 | 0.04278 |
| 0.375 | 247.5 | -0.04294 | 0.02354 |
| 0.375 | 292.5 | -0.01452 | 0.02763 |
| 0.375 | 337.5 | -0.04163 | 0.02327 |
| -0.625 | 22.5 | 0.03036 | 0.03622 |
| -0.625 | 67.5 | 0.05082 | 0.02658 |
| -0.625 | 112.5 | 0.0581 | 0.03525 |
| -0.625 | 157.5 | -0.03544 | 0.04366 |
| -0.625 | 202.5 | 0.03224 | 0.04493 |
| -0.625 | 247.5 | -0.09293 | 0.03522 |
| -0.625 | 292.5 | -0.04098 | 0.02801 |
| -0.625 | 337.5 | 0.02556 | 0.03722 |
| 0.625 | 22.5 | 0.05108 | 0.02293 |
| 0.625 | 67.5 | -0.02981 | 0.02861 |
| 0.625 | 112.5 | 0.07158 | 0.03191 |
| 0.625 | 157.5 | 0.04376 | 0.04096 |
| 0.625 | 202.5 | 0.03306 | 0.04119 |
| 0.625 | 247.5 | -0.02023 | 0.03147 |
| 0.625 | 292.5 | -0.0349 | 0.028 |
| 0.625 | 337.5 | -0.01423 | 0.02249 |
| -0.875 | 22.5 | 0.12358 | 0.07187 |
| -0.875 | 67.5 | -0.07008 | 0.04862 |
| -0.875 | 112.5 | 9e-05 | 0.05142 |
| -0.875 | 157.5 | 0.05256 | 0.07162 |
| -0.875 | 202.5 | -0.05482 | 0.06952 |
| -0.875 | 247.5 | 0.08602 | 0.05101 |
| -0.875 | 292.5 | 0.13207 | 0.05172 |
| -0.875 | 337.5 | -0.17506 | 0.06356 |
| 0.875 | 22.5 | 0.06514 | 0.02261 |
| 0.875 | 67.5 | -0.04339 | 0.02241 |
| 0.875 | 112.5 | 0.03436 | 0.02242 |
| 0.875 | 157.5 | 0.04184 | 0.01917 |
| 0.875 | 202.5 | -0.03231 | 0.01952 |
| 0.875 | 247.5 | -0.02972 | 0.02074 |
| 0.875 | 292.5 | -0.05883 | 0.02118 |
| 0.875 | 337.5 | 0.01528 | 0.02255 |