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 = 0.8793
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 : | 1.38 — 1.42 GeV |
| xb : | 0 |
| ε : | 0.8793 |
|
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 | -0.02992 | 0.03027 |
| -0.125 | 67.5 | -0.00492 | 0.03105 |
| -0.125 | 112.5 | -0.0625 | 0.02985 |
| -0.125 | 157.5 | 0.02022 | 0.08439 |
| -0.125 | 202.5 | 0.00231 | 0.08859 |
| -0.125 | 247.5 | 0.01581 | 0.0292 |
| -0.125 | 292.5 | 0.03797 | 0.02996 |
| -0.125 | 337.5 | -0.00936 | 0.03006 |
| 0.125 | 22.5 | 0.00101 | 0.0234 |
| 0.125 | 67.5 | -0.06823 | 0.02719 |
| 0.125 | 112.5 | -0.04463 | 0.02615 |
| 0.125 | 157.5 | 0.00494 | 0.05293 |
| 0.125 | 202.5 | 0.00269 | 0.05176 |
| 0.125 | 247.5 | 0.05286 | 0.0286 |
| 0.125 | 292.5 | 0.00819 | 0.02617 |
| 0.125 | 337.5 | 0.02681 | 0.02354 |
| -0.375 | 22.5 | -0.00349 | 0.03757 |
| -0.375 | 67.5 | -0.00234 | 0.03724 |
| -0.375 | 112.5 | -0.00942 | 0.03787 |
| -0.375 | 157.5 | -0.05211 | 0.11751 |
| -0.375 | 202.5 | -0.03414 | 0.11012 |
| -0.375 | 247.5 | 0.02078 | 0.04019 |
| -0.375 | 292.5 | 0.05364 | 0.03917 |
| -0.375 | 337.5 | -0.03322 | 0.03785 |
| 0.375 | 22.5 | 0.05047 | 0.02016 |
| 0.375 | 67.5 | -0.06602 | 0.02586 |
| 0.375 | 112.5 | -0.0103 | 0.02993 |
| 0.375 | 157.5 | -0.01182 | 0.05601 |
| 0.375 | 202.5 | 0.00769 | 0.05508 |
| 0.375 | 247.5 | 0.07138 | 0.03003 |
| 0.375 | 292.5 | 0.05088 | 0.02591 |
| 0.375 | 337.5 | 0.01401 | 0.02056 |
| -0.625 | 22.5 | -0.09777 | 0.05081 |
| -0.625 | 67.5 | 0.01246 | 0.04665 |
| -0.625 | 112.5 | -0.25305 | 0.06531 |
| -0.625 | 157.5 | -0.05564 | 0.08741 |
| -0.625 | 202.5 | 0.02758 | 0.08023 |
| -0.625 | 247.5 | -0.13347 | 0.05935 |
| -0.625 | 292.5 | -0.04933 | 0.04562 |
| -0.625 | 337.5 | -0.02694 | 0.05019 |
| 0.625 | 22.5 | 0.01056 | 0.01954 |
| 0.625 | 67.5 | -0.08514 | 0.0246 |
| 0.625 | 112.5 | -0.02559 | 0.03198 |
| 0.625 | 157.5 | -0.03811 | 0.03125 |
| 0.625 | 202.5 | -0.00296 | 0.03114 |
| 0.625 | 247.5 | 0.09778 | 0.03035 |
| 0.625 | 292.5 | 0.00078 | 0.02456 |
| 0.625 | 337.5 | 0.00997 | 0.01923 |
| -0.875 | 22.5 | -0.033 | 0.1476 |
| -0.875 | 67.5 | -0.10055 | 0.10723 |
| -0.875 | 112.5 | -0.42633 | 0.13477 |
| -0.875 | 157.5 | -0.55287 | 0.23694 |
| -0.875 | 202.5 | 0.28418 | 0.28738 |
| -0.875 | 247.5 | 0.06407 | 0.14206 |
| -0.875 | 292.5 | 0.16287 | 0.10056 |
| -0.875 | 337.5 | -0.0695 | 0.1419 |
| 0.875 | 22.5 | -0.00982 | 0.02074 |
| 0.875 | 67.5 | 0.01222 | 0.02143 |
| 0.875 | 112.5 | -0.02851 | 0.02336 |
| 0.875 | 157.5 | -0.04418 | 0.02209 |
| 0.875 | 202.5 | 0.06907 | 0.02127 |
| 0.875 | 247.5 | 0.01283 | 0.02304 |
| 0.875 | 292.5 | 0.0757 | 0.02106 |
| 0.875 | 337.5 | -0.04698 | 0.02081 |