CLAS Physics Database

Measurement E39M166

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: 0.65 GeV2
W: 1.725 GeV
ε: 0.656948
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 4.73644 7.717344
-0.6 -112.5 13.719921 10.588811
-0.6 -67.5 9.737433 10.369698
-0.6 -22.5 37.902496 28.118521
-0.6 22.5 0.0 0.0
-0.6 67.5 16.162827 10.47168
-0.6 112.5 7.510747 9.346731
-0.6 157.5 8.261073 8.009798
-0.25 -157.5 10.719607 6.866376
-0.25 -112.5 12.448819 8.492563
-0.25 -67.5 24.036293 10.469561
-0.25 -22.5 23.560133 21.765266
-0.25 22.5 0.0 0.0
-0.25 67.5 3.490129 10.750345
-0.25 112.5 12.738066 10.685788
-0.25 157.5 9.860792 8.185106
0.05 -165.0 11.360096 7.820632
0.05 -135.0 19.305696 11.050009
0.05 -105.0 13.637691 14.306278
0.05 -75.0 26.922823 9.554811
0.05 -45.0 45.820595 17.923597
0.05 -15.0 0.0 0.0
0.05 15.0 0.0 0.0
0.05 45.0 22.532028 14.883717
0.05 75.0 27.773947 10.897335
0.05 105.0 22.372046 10.873548
0.05 135.0 19.75206 11.759542
0.05 165.0 11.730349 8.789022
0.35 -165.0 33.067783 9.87937
0.35 -135.0 11.812186 12.705303
0.35 -105.0 10.828094 16.096245
0.35 -75.0 21.025061 10.124388
0.35 -45.0 13.769922 20.704885
0.35 -15.0 0.0 0.0
0.35 15.0 0.0 0.0
0.35 45.0 19.057585 11.301212
0.35 75.0 31.940985 15.331771
0.35 105.0 23.351807 12.035955
0.35 135.0 25.418705 10.854117
0.35 165.0 18.803429 9.106886
0.65 -165.0 19.001202 9.351133
0.65 -135.0 10.756756 15.014044
0.65 -105.0 31.329779 20.097656
0.65 -75.0 24.298729 17.321749
0.65 -45.0 42.586613 20.612701
0.65 -15.0 0.0 0.0
0.65 15.0 0.0 0.0
0.65 45.0 48.507046 21.957184
0.65 75.0 68.357201 31.563709
0.65 105.0 33.477352 17.927418
0.65 135.0 17.622898 12.937525
0.65 165.0 25.786707 9.795129
0.9 -165.0 9.507742 14.172954
0.9 -135.0 19.380142 16.347662
0.9 -105.0 21.420206 22.206482
0.9 -75.0 42.384129 27.938829
0.9 -45.0 0.000468 29.901791
0.9 -15.0 1.076983 21.503258
0.9 15.0 16.209694 19.889502
0.9 45.0 10.665385 24.698141
0.9 75.0 21.921188 14.120757
0.9 105.0 17.976065 23.436096
0.9 135.0 38.248726 17.255608
0.9 165.0 7.321589 14.044824