Table 4.
Final values of abundances obtained from K-band region together with the formal fitting errors and 12C/13C isotopic ratio.
| Model: | [α/Fe] = 0.0 | [α/Fe] = +0.4 | |||
|---|---|---|---|---|---|
| Element | log ε(X) (a) | [X] (b) | log ε(X) (a) | [X] (b) | Unit |
| C | 7.40 ± 0.13 | −1.03 ± 0.18 | 7.43 ± 0.07 | −1.00 ± 0.12 | dex |
| N | 8.92 ± 0.35 | +1.09 ± 0.40 | 9.52 ± 0.33 | +1.69 ± 0.38 | dex |
| O | 8.03 ± 0.29 | −0.66 ± 0.34 | 8.75 ± 0.28 | +0.06 ± 0.33 | dex |
| Na | 6.52 ± 0.19 | +0.31 ± 0.23 | 6.64 ± 0.24 | +0.43 ± 0.28 | dex |
| Mg | 8.65 ± 0.13 | +1.06 ± 0.17 | 8.70 ± 0.08 | +1.11 ± 0.12 | dex |
| Si | 8.29 ± 0.36 | +0.78 ± 0.39 | 8.12 ± 0.37 | +0.61 ± 0.40 | dex |
| Ca | 6.59 ± 0.13 | +0.27 ± 0.16 | 6.69 ± 0.19 | +0.37 ± 0.22 | dex |
| Sc | 3.67 ± 0.18 | +0.51 ± 0.22 | 3.69 ± 0.11 | +0.53 ± 0.15 | dex |
| Ti | 5.23 ± 0.15 | +0.30 ± 0.19 | 5.34 ± 0.15 | +0.41 ± 0.19 | dex |
| V | 3.76 ± 0.35 | −0.13 ± 0.43 | 3.72 ± 0.27 | −0.17 ± 0.35 | dex |
| Fe | 7.81 ± 0.18 | +0.34 ± 0.22 | 7.68 ± 0.14 | +0.21 ± 0.18 | dex |
| Co | 5.23 ± 0.36 | +0.30 ± 0.41 | 5.19 ± 0.54 | +0.26 ± 0.59 | dex |
| Y | 2.28 ± 0.28 | +0.07 ± 0.33 | 1.93 ± 0.23 | −0.28 ± 0.28 | dex |
| 12C/13C | 10.0 ± 1.5 | 9.7 ± 1.6 | 1 | ||
Notes. The results for the two best-matching MARCS models with the same Teff = 3500 K, log g = 0.0, [Fe/H] = +0.25 dex and different abundances of the α elements are presented on the left ([α/Fe] = 0.0 dex) and right ([α/Fe] = +0.4 dex).
Relative to the Sun [X] abundances in relation to the solar composition of Asplund et al. (2009) and Scott et al. (2015a,b).
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