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Measurement E182M2

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Experiment: Measurement of the Proton Spin Structure at Long Distances, 2021

Spokespersons: X. Zheng et al. (CLAS Collaboration)

Publication:

Quantity measured: g1,
Polarized inclusive structure function
Beam: e, polarization: polarized
Target: p (Z=1, A=1), polarization: longitudinal
Final state: inclusive, polarization: none

Q2 : 0.0143 GeV2
W : 1.11 — 1.47 GeV

Observable quantity measured (Y axis): g1,
Plot measurement data

Parameter (X axis): W,

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

Measured data:

W g1 Data errors Systematic errors
1.11 0.1091 0.0844 0.0219
1.13 0.0561 0.0827 0.0214
1.15 -0.069 0.0976 0.0201
1.17 -0.134 0.1082 0.0171
1.19 -0.6508 0.1204 0.0282
1.21 -0.5459 0.1174 0.0148
1.23 -0.6451 0.1186 0.0373
1.25 -0.5244 0.1153 0.0322
1.27 -0.3578 0.1144 0.0283
1.29 -0.2838 0.1176 0.032
1.31 -0.0405 0.1022 0.0328
1.33 -0.1098 0.1175 0.0385
1.35 0.0208 0.1271 0.0512
1.37 -0.086 0.1299 0.0591
1.39 -0.1873 0.1445 0.0923
1.41 -0.1224 0.1575 0.0289
1.43 -0.059 0.1906 0.0257
1.45 -0.3219 0.2353 0.0399
1.47 0.4224 0.4273 0.2431