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Measurement E195M130

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Experiment: CLAS12 RG-K, 2022

Spokespersons: Daniel S. Carman

Measurement comment: Coordinate system:
    (x′,y′,z′), z′ along K+, y′ normal to hadronic plane, x′=y′ x z′
Q2 bin: [0.9:0.3] GeV^2
cos(θKc.m.) bin: [-0.5:0.0]

Publication:

Quantity measured: P′z′,
z projection of beam-recoil transferred polarization P′ in (x',y',z') system
Beam: e, polarization: none
Target: p (Z=1, A=1), polarization: none
Final state: K+ Σ0, polarization: polarized

Q2 : 0.3 — 0.9 GeV2
W : 1.6 — 2.4 GeV
Ebeam : 6.535 GeV

Observable quantity measured (Y axis): P′z′,
Plot measurement data

Parameter (X axis): W, GeV

Click here to get data in text file, delimited with tabs.

Measured data:

W,
GeV
P′z′ Data errors Systematic errors
1.64 0 0 0
1.72 0.26753 0.22436 0.11456
1.8 -0.11427 0.10219 0.06298
1.88 -0.12041 0.07728 0.04342
1.96 -0.32301 0.08675 0.05655
2.04 0.2928 0.1177 0.0797
2.12 -0.1922 0.15458 0.09203
2.2 0.1735 0.18514 0.09156
2.28 -0.0204 0.23797 0.09824
2.36 -0.23577 0.30007 0.10765