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Measurement E182M13

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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 : 0.1005 GeV2
W : 1.11 — 2.05 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 0.0127 0.018 0.0123
1.13 0.0008 0.0207 0.0086
1.15 -0.0251 0.0236 0.014
1.17 -0.1859 0.0254 0.0243
1.19 -0.3095 0.0278 0.0282
1.21 -0.4579 0.03 0.0247
1.23 -0.3698 0.0297 0.0299
1.25 -0.281 0.0286 0.0268
1.27 -0.1579 0.0287 0.023
1.29 -0.0897 0.0292 0.0185
1.31 -0.057 0.0282 0.0161
1.33 0.007 0.0293 0.0145
1.35 0.0447 0.031 0.013
1.37 0.037 0.0161 0.0247
1.39 -0.0423 0.0334 0.0085
1.41 0.0188 0.0342 0.015
1.43 -0.0007 0.0354 0.0115
1.45 -0.0279 0.041 0.0095
1.47 -0.0644 0.0427 0.0208
1.49 -0.0259 0.0451 0.0203
1.51 -0.0516 0.0453 0.0199
1.53 0.0538 0.047 0.0194
1.55 -0.0076 0.0501 0.028
1.57 -0.0194 0.0553 0.0212
1.59 0.0342 0.0633 0.0184
1.61 -0.1128 0.0784 0.0196
1.63 -0.2829 0.0926 0.0385
1.65 0.0092 0.089 0.0076
1.67 -0.299 0.0928 0.0151
1.69 -0.1361 0.098 0.0071
1.71 -0.064 0.0934 0.0261
1.73 -0.2586 0.0938 0.0199
1.75 -0.1331 0.0955 0.0082
1.77 -0.0519 0.1032 0.0104
1.79 -0.1476 0.1072 0.0108
1.81 -0.1362 0.1036 0.0216
1.83 -0.0602 0.1034 0.0242
1.85 0.1107 0.1134 0.016
1.87 -0.18 0.1166 0.014
1.89 -0.0446 0.1215 0.0174
1.91 -0.173 0.1315 0.0202
1.93 -0.2678 0.1492 0.0264
1.95 -0.0465 0.1579 0.0393
1.97 0.0332 0.1763 0.0359
1.99 -0.0122 0.1633 0.0333
2.01 -0.075 0.1899 0.0268
2.03 -0.1766 0.221 0.0277
2.05 0.2839 0.3877 0.0653