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Table 1.
Atmospheric parameters and differential abundances with respect to star S55974.
| Id | Teff | log(g) | vt | Δ[Fe/H] | Δ[Si/H] | Δ[Ca/H] | Δ[Ti II/H] | Δ[Ni/H] |
|---|---|---|---|---|---|---|---|---|
| S57615 | 4841 ± 42 | 2.05 ± 0.11 | 1.35 ± 0.08 | 0.21 ± 0.05 (116) | 0.19 ± 0.06 (5) | 0.16 ± 0.07 (4) | 0.25 ± 0.07 (3) | 0.19 ± 0.06 (8) |
| S126605 | 4868 ± 20 | 1.94 ± 0.10 | 1.14 ± 0.04 | –0.04 ± 0.02 (143) | –0.08 ± 0.04 (7) | –0.03 ± 0.03 (5) | –0.14 ± 0.07 (4) | –0.10 ± 0.04 (7) |
| S276739 | 4838 ± 32 | 2.14 ± 0.09 | 1.09 ± 0.05 | –0.04 ± 0.03 (135) | 0.04 ± 0.04 (5) | –0.06 ± 0.05 (7) | –0.08 ± 0.07 (4) | –0.02 ± 0.05 (7) |
| S298744 | 4877 ± 32 | 2.10 ± 0.09 | 1.44 ± 0.06 | 0.10 ± 0.03 (144) | 0.17 ± 0.03 (6) | 0.02 ± 0.05 (4) | 0.11 ± 0.07 (4) | 0.11 ± 0.05 (8) |
| Id | Teff | log(g) | vt | [Fe/H] | [Si/H] | [Ca/H] | [Ti II/H] | [Ni/H] |
| S55974 | 4834 ± 26 | 2.06 ± 0.07 | 1.29 ± 0.04 | –1.03 ± 0.07 (196) | –0.92 ± 0.07 (7) | –0.66 ± 0.03 (7) | –0.88 ± 0.08 (5) | –1.12 ± 0.08 (11) |
Notes. The last line lists the absolute abundances for the reference star S55974. The number of lines considered in order to derive differential abundances is reported in parentheses.
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