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 = 0.8108
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 : | 3.17 — 3.79 GeV2 |
|---|---|
| W : | 1.3 — 1.34 GeV |
| xb : | 0 |
| ε : | 0.8108 |
|
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 | 0.12672 | 0.04233 |
| -0.125 | 67.5 | -0.11854 | 0.05545 |
| -0.125 | 112.5 | 0.08967 | 0.05865 |
| -0.125 | 157.5 | 0.05007 | 0.1116 |
| -0.125 | 202.5 | 0.23792 | 0.11015 |
| -0.125 | 247.5 | 0.13217 | 0.06188 |
| -0.125 | 292.5 | 0.05301 | 0.05615 |
| -0.125 | 337.5 | 0.0211 | 0.04183 |
| 0.125 | 22.5 | -0.07527 | 0.0362 |
| 0.125 | 67.5 | 0.06033 | 0.05033 |
| 0.125 | 112.5 | -0.00773 | 0.05889 |
| 0.125 | 157.5 | -0.0745 | 0.11039 |
| 0.125 | 202.5 | -0.23338 | 0.11517 |
| 0.125 | 247.5 | 0.01557 | 0.06406 |
| 0.125 | 292.5 | 0.01316 | 0.0489 |
| 0.125 | 337.5 | 0.02177 | 0.03702 |
| -0.375 | 22.5 | 0.05619 | 0.05792 |
| -0.375 | 67.5 | -0.09435 | 0.0671 |
| -0.375 | 112.5 | -0.04115 | 0.06556 |
| -0.375 | 157.5 | 0.27465 | 0.26738 |
| -0.375 | 202.5 | -0.90927 | 0.2012 |
| -0.375 | 247.5 | -0.02213 | 0.06128 |
| -0.375 | 292.5 | 0.09531 | 0.06427 |
| -0.375 | 337.5 | 0.07771 | 0.06067 |
| 0.375 | 22.5 | -0.08167 | 0.03216 |
| 0.375 | 67.5 | -0.10763 | 0.04649 |
| 0.375 | 112.5 | -0.04937 | 0.0574 |
| 0.375 | 157.5 | -0.17409 | 0.08679 |
| 0.375 | 202.5 | 0.00929 | 0.08208 |
| 0.375 | 247.5 | 0.06609 | 0.06206 |
| 0.375 | 292.5 | -0.08346 | 0.04816 |
| 0.375 | 337.5 | -0.06114 | 0.03326 |
| -0.625 | 22.5 | -0.10897 | 0.0847 |
| -0.625 | 67.5 | 0.02953 | 0.0933 |
| -0.625 | 112.5 | -0.0525 | 0.0841 |
| -0.625 | 157.5 | 0.17729 | 0.21449 |
| -0.625 | 202.5 | 0.13767 | 0.28521 |
| -0.625 | 247.5 | 0.03184 | 0.0859 |
| -0.625 | 292.5 | -0.04416 | 0.08704 |
| -0.625 | 337.5 | 0.18901 | 0.08709 |
| 0.625 | 22.5 | -0.07572 | 0.03466 |
| 0.625 | 67.5 | -0.12616 | 0.04327 |
| 0.625 | 112.5 | 0.0894 | 0.0511 |
| 0.625 | 157.5 | -0.00168 | 0.04837 |
| 0.625 | 202.5 | 0.06159 | 0.04723 |
| 0.625 | 247.5 | -0.06385 | 0.05285 |
| 0.625 | 292.5 | -0.0277 | 0.04201 |
| 0.625 | 337.5 | 0.05258 | 0.03425 |
| -0.875 | 22.5 | 0.10683 | 0.20954 |
| -0.875 | 67.5 | -0.10109 | 0.15183 |
| -0.875 | 112.5 | -1.16939 | 0.13855 |
| -0.875 | 202.5 | 1.42857 | 0 |
| -0.875 | 247.5 | -0.1145 | 0.22091 |
| -0.875 | 292.5 | -0.13783 | 0.14409 |
| -0.875 | 337.5 | 0.10322 | 0.22397 |
| 0.875 | 22.5 | 0.08882 | 0.03336 |
| 0.875 | 67.5 | 0.03716 | 0.03579 |
| 0.875 | 112.5 | -0.01983 | 0.03796 |
| 0.875 | 157.5 | 0.08297 | 0.03588 |
| 0.875 | 202.5 | 0.10644 | 0.03684 |
| 0.875 | 247.5 | 0.03075 | 0.03628 |
| 0.875 | 292.5 | -0.08594 | 0.03449 |
| 0.875 | 337.5 | -0.01375 | 0.03166 |