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Measurement E39M212

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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 : 2.05 GeV2
W : 2.35 GeV
ε : 0.166414

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 10.712868 13.391375
-0.6 -67.5 3.835096 3.389958
-0.6 -22.5 0 0
-0.6 22.5 11.371473 7.108006
-0.6 67.5 7.649958 4.781733
-0.6 112.5 0 0
-0.6 157.5 0 0
-0.25 -157.5 0.985787 7.843008
-0.25 -112.5 3.856673 2.410673
-0.25 -67.5 2.976276 2.148128
-0.25 -22.5 2.302134 2.034949
-0.25 22.5 4.639761 2.900217
-0.25 67.5 3.958228 2.474179
-0.25 112.5 3.072546 3.307509
-0.25 157.5 0 0
0.05 -157.5 0 0
0.05 -112.5 2.806172 5.051686
0.05 -67.5 0.494656 5.139685
0.05 -22.5 5.067221 2.833023
0.05 22.5 0 0
0.05 67.5 0 0
0.05 112.5 4.304 5.972053
0.05 157.5 15.082891 6.417451
0.35 -165 0 0
0.35 -135 0 0
0.35 -105 8.535794 8.152567
0.35 -75 8.817939 4.929726
0.35 -45 7.419735 7.8177
0.35 -15 8.300119 5.990388
0.35 15 11.096727 6.935905
0.35 45 5.119503 4.586635
0.35 75 7.05121 4.407258
0.35 105 20.964796 6.648477
0.35 135 10.870191 9.08123
0.35 165 7.050301 8.856456
0.65 -165 8.01656 10.070205
0.65 -135 10.317178 18.178059
0.65 -105 16.877077 15.054302
0.65 -75 0 0
0.65 -45 28.177652 17.611628
0.65 -15 0 0
0.65 15 0 0
0.65 45 28.170723 17.607298
0.65 75 0 0
0.65 105 7.833686 13.551715
0.65 135 9.515447 16.46104
0.65 165 0 0
0.9 -165 0 0
0.9 -135 0 0
0.9 -105 53.828686 30.092247
0.9 -75 69.992294 39.12841
0.9 -45 0 0
0.9 -15 0 0
0.9 15 0 0
0.9 45 0 0
0.9 75 27.471544 24.282042
0.9 105 42.882786 26.80253
0.9 135 0 0
0.9 165 0 0