CLAS Physics Database

Measurement E39M189

Experiment: E1-5st-Sigma0 (E93-030/E00-112)
Year: 1999

Measurement comment:

Differential cross sections for two different torus currents, 1500A and 2250A at 2.567GeV beam energy, were combined using error weighted average.

Experiment comment:

5 structure function group analysis results for the K+Σ0 channel.
Spokespersons: Mestayer, Hicks, Carman, Raue
Reaction: ep → K+ Σ0
Polarization: none
Quantity: dσ/dΩ
Q2: 1.0 GeV2
W: 2.05 GeV
ε: 0.119304
Publication:
D.S. Carman, B.A. Raue, and CLAS Collaboration Beam-Recoil Polarization Transfer in the Nucleon Resonance Region in the Exclusive ep -> e′K+Λ and ep -> e′K+Σ0 Reactions at CLAS // PRC 79, 065205 (2009)

Slice: cos(θ) =

Measurement data
cos(θ) φ dσ/dΩ, [nb/sr] uncertainty
-0.6 -157.5 16.103634 11.911349
-0.6 -112.5 11.362904 8.452309
-0.6 -67.5 0.0 0.0
-0.6 -22.5 0.0 0.0
-0.6 22.5 10.840788 9.90069
-0.6 67.5 0.0 0.0
-0.6 112.5 0.0 0.0
-0.6 157.5 37.183952 18.360741
-0.25 -157.5 15.804242 21.222486
-0.25 -112.5 29.616899 13.427914
-0.25 -67.5 24.808477 12.356125
-0.25 -22.5 0.0 0.0
-0.25 22.5 9.933482 8.399384
-0.25 67.5 14.718625 11.067437
-0.25 112.5 33.670776 15.785856
-0.25 157.5 27.62104 15.697625
0.05 -165.0 41.881721 22.546291
0.05 -135.0 8.970934 9.112707
0.05 -105.0 10.663969 8.199459
0.05 -75.0 37.213196 21.129549
0.05 -45.0 42.926575 18.141356
0.05 -15.0 40.868351 20.700523
0.05 15.0 0.0 0.0
0.05 45.0 46.240845 16.283396
0.05 75.0 23.199221 14.493001
0.05 105.0 33.484856 15.583677
0.05 135.0 35.867237 15.331008
0.05 165.0 31.09973 17.673723
0.35 -165.0 32.86203 15.272648
0.35 -135.0 36.743423 21.935677
0.35 -105.0 27.592529 14.71655
0.35 -75.0 19.658026 11.12935
0.35 -45.0 17.420116 11.817258
0.35 -15.0 18.041672 13.5457
0.35 15.0 0.0 0.0
0.35 45.0 14.917465 20.045433
0.35 75.0 18.682014 10.915828
0.35 105.0 23.304136 13.111012
0.35 135.0 52.151295 22.788773
0.35 165.0 25.882193 23.251526
0.65 -165.0 22.513569 15.347528
0.65 -135.0 32.851028 22.371292
0.65 -105.0 42.003242 23.953392
0.65 -75.0 24.781172 17.502918
0.65 -45.0 57.036064 34.380161
0.65 -15.0 47.696297 49.565647
0.65 15.0 88.16494 68.571693
0.65 45.0 85.361839 42.673073
0.65 75.0 19.385082 14.021149
0.65 105.0 34.928219 16.582428
0.65 135.0 42.809692 19.113731
0.65 165.0 32.60577 20.113972