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Measurement E39M193

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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 section were extracted by combining yields of the data pertaining to two different beam energies, 4.056 and 4.247 GeV.

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 : 2.05 GeV
ε : 0.685119

Select data slice:
cos(θ) =

Fit φ dependence:

Observable quantity measured (Y axis): dσ/dΩ, nb/sr
Plot measurement data

Parameter (X axis): φ,

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Measured data:

cos(θ) φ dσ/dΩ,
nb/sr
Data errors,
nb/sr
-0.6 -157.5 0 0
-0.6 -112.5 3.978778 6.659587
-0.6 -67.5 14.493073 5.244298
-0.6 -22.5 11.48841 5.649874
-0.6 22.5 14.53083 7.474486
-0.6 67.5 14.859297 4.837454
-0.6 112.5 12.763747 6.068483
-0.6 157.5 0 0
-0.25 -157.5 9.127308 8.001592
-0.25 -112.5 18.261288 5.852819
-0.25 -67.5 21.748896 6.913661
-0.25 -22.5 31.611877 7.363985
-0.25 22.5 18.31119 7.050337
-0.25 67.5 21.737518 7.184639
-0.25 112.5 20.805174 5.628592
-0.25 157.5 12.362986 8.994246
0.05 -157.5 23.015125 8.291886
0.05 -112.5 37.591328 6.851835
0.05 -67.5 34.940395 10.581337
0.05 -22.5 24.179411 8.596368
0.05 22.5 27.377151 10.748691
0.05 67.5 44.123619 9.035804
0.05 112.5 29.283579 7.210338
0.05 157.5 31.792973 7.931788
0.35 -165 37.368782 10.723273
0.35 -135 16.466846 16.13039
0.35 -105 41.308979 10.608598
0.35 -75 49.002525 12.092301
0.35 -45 17.420883 19.095825
0.35 -15 24.221285 23.220142
0.35 15 15.358534 20.511959
0.35 45 31.514944 21.346556
0.35 75 23.284399 10.50604
0.35 105 38.83622 11.743756
0.35 135 28.583454 15.874072
0.35 165 44.721931 10.900963
0.65 -165 63.071434 14.297729
0.65 -135 21.80578 20.266579
0.65 -105 42.741451 16.711807
0.65 -75 38.511311 13.182105
0.65 -45 16.860825 17.800827
0.65 -15 0 0
0.65 15 0 0
0.65 45 9.320267 22.492807
0.65 75 45.414944 14.971814
0.65 105 36.894871 17.186914
0.65 135 31.863045 17.841578
0.65 165 46.211403 14.326223
0.9 -165 44.37492 21.565786
0.9 -135 40.811569 30.466778
0.9 -105 27.816048 46.884041
0.9 -75 58.309353 59.318424
0.9 -45 1.367799 68.456535
0.9 -15 45.197151 72.369598
0.9 15 45.397186 62.189945
0.9 45 80.365898 45.611595
0.9 75 82.317169 63.985603
0.9 105 15.316155 40.125603
0.9 135 56.71534 26.213432
0.9 165 50.076572 21.372189