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 : | 1.775 GeV |
| ε : | 0.480362 |
|
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 | 5.528203 | 8.275567 |
| -0.6 | -112.5 | 17.034115 | 7.036292 |
| -0.6 | -67.5 | 9.696189 | 11.167864 |
| -0.6 | -22.5 | 21.181107 | 13.475585 |
| -0.6 | 22.5 | 14.27521 | 12.564961 |
| -0.6 | 67.5 | 17.604397 | 10.409566 |
| -0.6 | 112.5 | 13.206545 | 8.263711 |
| -0.6 | 157.5 | 16.518797 | 8.458397 |
| -0.25 | -157.5 | 24.228128 | 6.767251 |
| -0.25 | -112.5 | 31.61072 | 8.389005 |
| -0.25 | -67.5 | 29.068092 | 8.908955 |
| -0.25 | -22.5 | 21.262972 | 10.792749 |
| -0.25 | 22.5 | 32.935059 | 14.894627 |
| -0.25 | 67.5 | 29.979424 | 10.725652 |
| -0.25 | 112.5 | 25.442133 | 7.378098 |
| -0.25 | 157.5 | 25.733603 | 6.714979 |
| 0.05 | -165 | 14.821316 | 7.364645 |
| 0.05 | -135 | 30.406378 | 11.264648 |
| 0.05 | -105 | 31.926718 | 9.400038 |
| 0.05 | -75 | 44.095913 | 11.000731 |
| 0.05 | -45 | 33.010174 | 17.9762 |
| 0.05 | -15 | 0 | 0 |
| 0.05 | 15 | 0 | 0 |
| 0.05 | 45 | 22.208826 | 22.113316 |
| 0.05 | 75 | 47.067081 | 11.101378 |
| 0.05 | 105 | 23.137074 | 9.80311 |
| 0.05 | 135 | 27.59001 | 11.61792 |
| 0.05 | 165 | 26.51371 | 8.827462 |
| 0.35 | -165 | 32.418102 | 9.30744 |
| 0.35 | -135 | 33.729286 | 11.752634 |
| 0.35 | -105 | 47.335407 | 12.961795 |
| 0.35 | -75 | 37.073303 | 11.149424 |
| 0.35 | -45 | 29.140423 | 18.856504 |
| 0.35 | -15 | 0 | 0 |
| 0.35 | 15 | 0 | 0 |
| 0.35 | 45 | 45.99258 | 20.628536 |
| 0.35 | 75 | 38.251999 | 10.658992 |
| 0.35 | 105 | 38.309311 | 13.325355 |
| 0.35 | 135 | 35.548988 | 11.806922 |
| 0.35 | 165 | 33.765141 | 8.720797 |
| 0.65 | -165 | 36.887913 | 11.068324 |
| 0.65 | -135 | 41.795513 | 14.957466 |
| 0.65 | -105 | 41.35183 | 13.956624 |
| 0.65 | -75 | 38.951729 | 15.927661 |
| 0.65 | -45 | 26.589447 | 23.493774 |
| 0.65 | -15 | 0 | 0 |
| 0.65 | 15 | 0 | 0 |
| 0.65 | 45 | 19.433031 | 29.830935 |
| 0.65 | 75 | 29.492586 | 14.667248 |
| 0.65 | 105 | 12.121813 | 15.715454 |
| 0.65 | 135 | 48.10347 | 15.325662 |
| 0.65 | 165 | 32.161434 | 10.154294 |
| 0.9 | -165 | 44.180107 | 13.75864 |
| 0.9 | -135 | 15.299429 | 17.45743 |
| 0.9 | -105 | 23.620796 | 20.969307 |
| 0.9 | -75 | 29.147497 | 22.240288 |
| 0.9 | -45 | 17.081526 | 33.439804 |
| 0.9 | -15 | 1.289069 | 36.939434 |
| 0.9 | 15 | 40.219669 | 32.236118 |
| 0.9 | 45 | 50.55138 | 27.586599 |
| 0.9 | 75 | 31.33107 | 21.798862 |
| 0.9 | 105 | 25.841873 | 19.083168 |
| 0.9 | 135 | 21.387865 | 15.460116 |
| 0.9 | 165 | 24.897957 | 12.97548 |