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Measurement E107M2

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Experiment: Measurement of the polarized structure function for kaon electroproduction, 1999

Spokespersons: Brian Raue, Daniel Carman

Publication:

Quantity measured: σLT′,

Beam: e, polarization: polarized
Target: p (Z=1, A=1), polarization: none
Final state: K+ Λ, polarization: none

Q2 : 1 GeV2
W : 1.65 — 1.975 GeV

Select data slice:
W = GeV
Observable quantity measured (Y axis): σLT′,
Plot measurement data

Parameter (X axis): cos(θ),

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Measured data:

W,
GeV
cos(θ) σLT′ Data errors
1.65 -0.6 37.28 15.47
1.65 -0.25 78.79 13.28
1.65 0.05 184.01 31.03
1.65 0.35 60.76 13.28
1.65 0.65 6.89 16.31
1.65 0.9 -27.3 21.34
1.725 -0.6 81.52 17.05
1.725 -0.25 57.47 15.86
1.725 0.05 17.65 17.45
1.725 0.35 -5.41 20.5
1.725 0.65 2.94 27.21
1.725 0.9 -94.29 43.63
1.775 -0.6 16.4 11.08
1.775 -0.25 33.75 14.08
1.775 0.05 13.25 16.77
1.775 0.35 20.29 19.18
1.775 0.65 31.9 24.46
1.775 0.9 4.75 39.19
1.825 -0.6 13.38 9.76
1.825 -0.25 29.79 12.28
1.825 0.05 48.35 14.77
1.825 0.35 16.43 17.55
1.825 0.65 10.19 22.89
1.825 0.9 -12.22 35.3
1.875 -0.6 20.95 13.74
1.875 -0.25 49.52 12.65
1.875 0.05 67.02 13.69
1.875 0.35 -80.01 17.49
1.875 0.65 -37.87 21.64
1.875 0.9 31.11 33.78
1.925 -0.6 29.23 7.99
1.925 -0.25 103.35 7.6
1.925 0.05 -92.29 12.12
1.925 0.35 -12.7 18.21
1.925 0.65 3.88 23.76
1.925 0.9 27.12 40.75
1.975 -0.6 28.51 14.31
1.975 -0.25 18.98 9.56
1.975 0.05 23.19 16.1
1.975 0.35 20.11 23.35
1.975 0.65 64.61 31.53
1.975 0.9 32.47 46.83