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 = 0.9243
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 : | 1.38 — 1.42 GeV |
| xb : | 0 |
| ε : | 0.9243 |
|
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 | -0.05755 | 0.02837 |
| -0.125 | 67.5 | -0.04153 | 0.02902 |
| -0.125 | 112.5 | -0.0562 | 0.02586 |
| -0.125 | 157.5 | -0.1229 | 0.11909 |
| -0.125 | 202.5 | 0.07878 | 0.10475 |
| -0.125 | 247.5 | -0.00388 | 0.02603 |
| -0.125 | 292.5 | 0.0281 | 0.02817 |
| -0.125 | 337.5 | 0.00165 | 0.02886 |
| 0.125 | 22.5 | 0.0145 | 0.02457 |
| 0.125 | 67.5 | -0.01147 | 0.02522 |
| 0.125 | 112.5 | 0.00169 | 0.02231 |
| 0.125 | 157.5 | -0.08337 | 0.04405 |
| 0.125 | 202.5 | 0.00232 | 0.04172 |
| 0.125 | 247.5 | -0.01514 | 0.02112 |
| 0.125 | 292.5 | 0.0822 | 0.02447 |
| 0.125 | 337.5 | -0.00144 | 0.02424 |
| -0.375 | 22.5 | -0.08134 | 0.03402 |
| -0.375 | 67.5 | -0.01942 | 0.03567 |
| -0.375 | 112.5 | -0.05704 | 0.0398 |
| -0.375 | 157.5 | -0.12017 | 0.08085 |
| -0.375 | 202.5 | -0.07394 | 0.0779 |
| -0.375 | 247.5 | 0.02806 | 0.0381 |
| -0.375 | 292.5 | 0.03929 | 0.03533 |
| -0.375 | 337.5 | 0.00604 | 0.03359 |
| 0.375 | 22.5 | -0.0318 | 0.02028 |
| 0.375 | 67.5 | -0.04449 | 0.0231 |
| 0.375 | 112.5 | -0.00742 | 0.02281 |
| 0.375 | 157.5 | 0.01467 | 0.04509 |
| 0.375 | 202.5 | 0.01045 | 0.05054 |
| 0.375 | 247.5 | 0.00916 | 0.02417 |
| 0.375 | 292.5 | 0.00658 | 0.02289 |
| 0.375 | 337.5 | -0.0049 | 0.02 |
| -0.625 | 22.5 | 0.06284 | 0.05659 |
| -0.625 | 67.5 | -0.02215 | 0.04263 |
| -0.625 | 112.5 | 0.0786 | 0.06606 |
| -0.625 | 157.5 | -0.03401 | 0.08424 |
| -0.625 | 202.5 | -0.15446 | 0.07691 |
| -0.625 | 247.5 | 0.05949 | 0.0587 |
| -0.625 | 292.5 | -0.05668 | 0.04259 |
| -0.625 | 337.5 | 0.05804 | 0.05391 |
| 0.625 | 22.5 | 0.04424 | 0.01719 |
| 0.625 | 67.5 | -0.07689 | 0.02135 |
| 0.625 | 112.5 | -0.04166 | 0.02929 |
| 0.625 | 157.5 | 0.03104 | 0.03064 |
| 0.625 | 202.5 | -0.00044 | 0.02743 |
| 0.625 | 247.5 | 0.01429 | 0.02874 |
| 0.625 | 292.5 | 0.02575 | 0.02043 |
| 0.625 | 337.5 | 0.0195 | 0.01689 |
| -0.875 | 22.5 | 0.20222 | 0.15938 |
| -0.875 | 67.5 | -0.01617 | 0.10161 |
| -0.875 | 112.5 | 0.25412 | 0.16138 |
| -0.875 | 157.5 | -0.08452 | 0.22025 |
| -0.875 | 202.5 | -0.05661 | 0.20128 |
| -0.875 | 247.5 | 0.05912 | 0.14052 |
| -0.875 | 292.5 | -0.0342 | 0.10227 |
| -0.875 | 337.5 | -0.12769 | 0.16582 |
| 0.875 | 22.5 | -0.03516 | 0.0157 |
| 0.875 | 67.5 | -0.01115 | 0.01723 |
| 0.875 | 112.5 | -0.03177 | 0.01855 |
| 0.875 | 157.5 | 0.02203 | 0.01943 |
| 0.875 | 202.5 | 0.03105 | 0.01928 |
| 0.875 | 247.5 | 0.04789 | 0.01795 |
| 0.875 | 292.5 | 0.0273 | 0.0165 |
| 0.875 | 337.5 | 0.04007 | 0.01556 |