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Table 2.

Center-to-limb distribution of the EW and the FWHM of the Si I line from model calculations and observed mean values.

μ EW [mÅ] FWHM [mÅ]

VALC OBS1 OBS2 OBS3 VALC OBS1 OBS2 OBS3
1.0 13.59 14.56 ± 1.19 14.06 ± 1.94 14.16 ± 1.78 134 172 ± 16 171 ± 14 176 ± 13
0.9 14.18 14.93 ± 1.56 14.42 ± 1.84 14.71 ± 1.68 134 181 ± 17 174 ± 15 180 ± 13
0.8 14.82 15.48 ± 1.65 14.97 ± 1.89 15.30 ± 1.78 134 186 ± 17 179 ± 15 181 ± 14
0.7 15.54 16.05 ± 1.79 15.71 ± 1.83 16.04 ± 1.77 134 189 ± 18 184 ± 16 186 ± 14
0.6 16.32 16.88 ± 1.75 16.66 ± 1.88 16.86 ± 1.74 134 191 ± 17 188 ± 15 188 ± 14
0.5 17.15 17.61 ± 1.76 17.48 ± 1.89 17.59 ± 1.87 134 192 ± 17 191 ± 17 190 ± 14
0.4 18.08 18.31 ± 1.80 18.35 ± 2.04 18.47 ± 1.87 134 194 ± 16 196 ± 16 193 ± 15
0.3 18.77 18.88 ± 1.76 19.18 ± 2.07 19.34 ± 1.96 133 197 ± 17 197 ± 16 198 ± 15
0.2 19.10 19.04 ± 1.82 19.74 ± 2.15 19.74 ± 2.24 133 199 ± 19 201 ± 19 201 ± 17

Notes. Instrumental broadening is included.

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