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 : | 1.75 GeV |
| ε : | 0.506208 |
|
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 | 12.174913 | 5.394873 |
| -0.6 | -112.5 | 15.889301 | 5.284284 |
| -0.6 | -67.5 | 8.357151 | 7.436906 |
| -0.6 | -22.5 | 16.555 | 11.501096 |
| -0.6 | 22.5 | 6.885099 | 12.038506 |
| -0.6 | 67.5 | 9.539171 | 7.908963 |
| -0.6 | 112.5 | 6.335303 | 6.057328 |
| -0.6 | 157.5 | 12.623096 | 5.340661 |
| -0.25 | -157.5 | 20.261858 | 4.699955 |
| -0.25 | -112.5 | 24.921646 | 5.915699 |
| -0.25 | -67.5 | 21.321407 | 6.629103 |
| -0.25 | -22.5 | 17.818697 | 8.593302 |
| -0.25 | 22.5 | 23.244417 | 12.632703 |
| -0.25 | 67.5 | 23.679976 | 7.581768 |
| -0.25 | 112.5 | 19.291151 | 5.957326 |
| -0.25 | 157.5 | 19.453659 | 4.557271 |
| 0.05 | -165 | 14.656794 | 5.250943 |
| 0.05 | -135 | 20.971897 | 7.239462 |
| 0.05 | -105 | 24.302908 | 6.772134 |
| 0.05 | -75 | 27.10261 | 7.714742 |
| 0.05 | -45 | 28.418964 | 12.775002 |
| 0.05 | -15 | 0 | 0 |
| 0.05 | 15 | 0 | 0 |
| 0.05 | 45 | 15.614745 | 13.396431 |
| 0.05 | 75 | 36.821342 | 7.989655 |
| 0.05 | 105 | 21.8559 | 7.189884 |
| 0.05 | 135 | 21.406179 | 7.125974 |
| 0.05 | 165 | 20.462578 | 5.784142 |
| 0.35 | -165 | 24.570097 | 6.068416 |
| 0.35 | -135 | 29.716099 | 7.646162 |
| 0.35 | -105 | 37.017208 | 9.188955 |
| 0.35 | -75 | 33.169441 | 8.484715 |
| 0.35 | -45 | 20.103987 | 13.766538 |
| 0.35 | -15 | 0 | 0 |
| 0.35 | 15 | 0 | 0 |
| 0.35 | 45 | 29.62612 | 15.437152 |
| 0.35 | 75 | 25.681372 | 8.156397 |
| 0.35 | 105 | 23.844337 | 8.646608 |
| 0.35 | 135 | 25.219114 | 8.167413 |
| 0.35 | 165 | 29.310246 | 5.832563 |
| 0.65 | -165 | 24.450872 | 6.264559 |
| 0.65 | -135 | 29.044676 | 9.009852 |
| 0.65 | -105 | 26.728607 | 9.7415 |
| 0.65 | -75 | 27.139442 | 11.104911 |
| 0.65 | -45 | 18.492992 | 16.270485 |
| 0.65 | -15 | 0 | 0 |
| 0.65 | 15 | 84.116631 | 44.450062 |
| 0.65 | 45 | 9.172463 | 18.458059 |
| 0.65 | 75 | 19.388678 | 10.54165 |
| 0.65 | 105 | 12.421401 | 9.80027 |
| 0.65 | 135 | 35.698257 | 9.16876 |
| 0.65 | 165 | 21.074179 | 6.178047 |
| 0.9 | -165 | 23.073978 | 9.63371 |
| 0.9 | -135 | 14.049021 | 10.611382 |
| 0.9 | -105 | 13.006156 | 13.326759 |
| 0.9 | -75 | 30.256744 | 13.40806 |
| 0.9 | -45 | 3.169624 | 17.908125 |
| 0.9 | -15 | 0.000388 | 34.817692 |
| 0.9 | 15 | 0.000362 | 33.242836 |
| 0.9 | 45 | 11.085325 | 19.21376 |
| 0.9 | 75 | 13.26072 | 14.506543 |
| 0.9 | 105 | 18.231319 | 12.425878 |
| 0.9 | 135 | 16.169621 | 9.271634 |
| 0.9 | 165 | 22.961575 | 8.789471 |