cos(θ) =
Fit φ dependence:
Parameter (X axis): φ,
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Experiment: E1-5st-Sigma0 (E93-030/E00-112), 1999
Spokespersons: Mestayer, Hicks, Carman, Raue
Experiment comment: 5 structure function group analysis results for the K+Σ0 channel.
Measurement comment: Differential cross sections for two different torus currents, 1500A and 2250A at 2.567GeV beam energy, were combined using error weighted average.
Publication:
Quantity measured: dσ/dΩ, nb/sr
Differential cross section.
Beam: e, polarization: none
Target: p (Z=1, A=1), polarization: none
Final state: K+ Σ0, polarization: none
| Q2 : | 1 GeV2 |
|---|---|
| W : | 1.975 GeV |
| ε : | 0.231093 |
|
Select data slice:
cos(θ) = Fit φ dependence: |
Observable quantity measured (Y axis): dσ/dΩ, nb/sr
Parameter (X axis): φ, |
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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(θ) | φ |
dσ/dΩ,
nb/sr |
Data errors,
nb/sr |
|---|---|---|---|
| -0.6 | -157.5 | 13.250233 | 14.458894 |
| -0.6 | -112.5 | 15.115943 | 8.855781 |
| -0.6 | -67.5 | 26.657005 | 8.892614 |
| -0.6 | -22.5 | 9.113308 | 8.277509 |
| -0.6 | 22.5 | 13.433017 | 8.861994 |
| -0.6 | 67.5 | 21.178459 | 8.297522 |
| -0.6 | 112.5 | 21.713137 | 7.872942 |
| -0.6 | 157.5 | 19.712009 | 13.068752 |
| -0.25 | -157.5 | 36.47794 | 9.89714 |
| -0.25 | -112.5 | 31.214346 | 8.763496 |
| -0.25 | -67.5 | 32.675404 | 9.847339 |
| -0.25 | -22.5 | 12.970078 | 10.23961 |
| -0.25 | 22.5 | 38.579021 | 11.909662 |
| -0.25 | 67.5 | 38.012932 | 9.709033 |
| -0.25 | 112.5 | 30.093288 | 8.999616 |
| -0.25 | 157.5 | 33.730862 | 11.264486 |
| 0.05 | -165 | 39.774555 | 12.879352 |
| 0.05 | -135 | 55.952 | 13.403906 |
| 0.05 | -105 | 56.238949 | 11.537953 |
| 0.05 | -75 | 58.610691 | 13.550544 |
| 0.05 | -45 | 57.916683 | 11.482901 |
| 0.05 | -15 | 33.333805 | 18.038078 |
| 0.05 | 15 | 52.37537 | 17.837 |
| 0.05 | 45 | 48.365917 | 11.605911 |
| 0.05 | 75 | 49.691437 | 13.688332 |
| 0.05 | 105 | 52.570797 | 11.88675 |
| 0.05 | 135 | 60.853794 | 13.247508 |
| 0.05 | 165 | 48.310192 | 15.18484 |
| 0.35 | -165 | 46.646278 | 12.06136 |
| 0.35 | -135 | 62.153252 | 14.959888 |
| 0.35 | -105 | 50.544296 | 12.620073 |
| 0.35 | -75 | 53.989342 | 14.893055 |
| 0.35 | -45 | 27.56576 | 15.321267 |
| 0.35 | -15 | 12.283695 | 19.35137 |
| 0.35 | 15 | 32.289043 | 22.098406 |
| 0.35 | 45 | 46.234509 | 12.486424 |
| 0.35 | 75 | 43.311371 | 15.28661 |
| 0.35 | 105 | 32.719093 | 11.376592 |
| 0.35 | 135 | 34.846256 | 12.000552 |
| 0.35 | 165 | 41.383804 | 13.183944 |
| 0.65 | -165 | 29.812836 | 13.982489 |
| 0.65 | -135 | 51.657219 | 16.741886 |
| 0.65 | -105 | 45.671356 | 15.248546 |
| 0.65 | -75 | 25.547323 | 18.012753 |
| 0.65 | -45 | 20.828152 | 23.488144 |
| 0.65 | -15 | 0 | 0 |
| 0.65 | 15 | 0 | 0 |
| 0.65 | 45 | 29.527605 | 23.893816 |
| 0.65 | 75 | 32.676968 | 18.803291 |
| 0.65 | 105 | 36.308422 | 16.564548 |
| 0.65 | 135 | 56.977894 | 18.130575 |
| 0.65 | 165 | 46.201004 | 16.504881 |
| 0.9 | -165 | 25.119743 | 20.759739 |
| 0.9 | -135 | 27.55662 | 25.238941 |
| 0.9 | -105 | 44.417423 | 21.202875 |
| 0.9 | -75 | 41.246544 | 30.198292 |
| 0.9 | -45 | 0 | 0 |
| 0.9 | -15 | 0 | 0 |
| 0.9 | 15 | 0 | 0 |
| 0.9 | 45 | 0 | 0 |
| 0.9 | 75 | 46.928558 | 29.842916 |
| 0.9 | 105 | 39.207954 | 31.026834 |
| 0.9 | 135 | 20.496805 | 27.819532 |
| 0.9 | 165 | 47.027027 | 23.072899 |