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Measurement E39M194

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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 : 2.15 GeV
ε : 0.617081

Select data slice:
cos(θ) =

Fit φ dependence:

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

Parameter (X axis): φ,

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 0 0
-0.6 -112.5 14.444777 5.583788
-0.6 -67.5 1.874426 3.922601
-0.6 -22.5 5.614288 5.036403
-0.6 22.5 7.303838 4.20084
-0.6 67.5 12.198893 5.271177
-0.6 112.5 1.779678 5.076342
-0.6 157.5 0 0
-0.25 -157.5 9.79886 6.291771
-0.25 -112.5 12.081424 3.990113
-0.25 -67.5 18.322453 5.169793
-0.25 -22.5 12.105529 5.489218
-0.25 22.5 17.550711 5.540154
-0.25 67.5 9.587473 4.355206
-0.25 112.5 15.006806 4.7101
-0.25 157.5 8.454592 6.241072
0.05 -157.5 22.43577 7.902787
0.05 -112.5 24.792097 6.165632
0.05 -67.5 16.787281 7.504497
0.05 -22.5 21.067677 7.097968
0.05 22.5 22.201708 6.232285
0.05 67.5 26.291008 7.825587
0.05 112.5 11.214291 5.57392
0.05 157.5 29.470026 5.969163
0.35 -165 33.521168 10.290209
0.35 -135 42.09594 14.978475
0.35 -105 38.351341 10.468174
0.35 -75 22.140934 9.696049
0.35 -45 22.421211 12.929792
0.35 -15 11.394099 16.02286
0.35 15 13.731853 18.788671
0.35 45 18.169996 12.348213
0.35 75 25.942816 8.646391
0.35 105 25.116489 9.104578
0.35 135 21.377502 15.012748
0.35 165 28.323364 10.922012
0.65 -165 20.688225 14.549361
0.65 -135 7.113089 20.251661
0.65 -105 35.894962 15.51903
0.65 -75 32.871941 13.041513
0.65 -45 17.662241 26.687122
0.65 -15 0 0
0.65 15 0 0
0.65 45 33.353848 22.981049
0.65 75 30.269085 12.350721
0.65 105 28.865183 17.472385
0.65 135 15.182522 19.265791
0.65 165 25.432528 14.48842
0.9 -165 21.629753 25.157669
0.9 -135 12.806699 32.993923
0.9 -105 6.971648 74.165565
0.9 -75 0 0
0.9 -45 31.380571 77.700523
0.9 -15 0 0
0.9 15 0 0
0.9 45 47.665813 72.611382
0.9 75 0 0
0.9 105 2.942271 61.050682
0.9 135 20.704613 32.112194
0.9 165 16.505295 24.796736