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Table A.1.
Reference stellar atmospheric parameters of the Gaia benchmark stars taken from Heiter et al. (2015b), with updated values from Jofré et al. (2019).
| Star | Spectral type | Teff | log g | [Fe/H] |
|---|---|---|---|---|
| [K] | [dex] | [dex] | ||
| Metal-rich dwarfs (MRD) | ||||
| Procyon | F5IV-V | 6554 ± 84 | 4.00 ± 0.02 | 0.01 ± 0.08 |
| β Vir | F9V | 6083 ± 41 | 4.10 ± 0.02 | 0.24 ± 0.07 |
| μ Ara | G3IV-V | 5902 ± 66 | 4.30 ± 0.03 | 0.35 ± 0.13 |
| 18 Sco | G2Va | 5810 ± 80 | 4.44 ± 0.03 | 0.03 ± 0.03 |
| α Cen A | G2V | 5792 ± 16 | 4.31 ± 0.01 | 0.26 ± 0.08 |
| Sun | G2V | 5771 ± 1 | 4.44 ± 0.00 | 0.03 ± 0.05 |
| α Cen B | K1V | 5231 ± 20 | 4.53 ± 0.03 | 0.22 ± 0.10 |
| ϵ Eri | K2Vk: | 5076 ± 30 | 4.61 ± 0.03 | −0.09 ± 0.06 |
| Metal-poor dwarfs (MPD) | ||||
| HD 49933 | F2V | 6635 ± 91 | 4.20 ± 0.03 | −0.41 ± 0.08 |
| HD 22879 | F9V | 5868 ± 89 | 4.27 ± 0.04 | −0.86 ± 0.05 |
| τ Cet | G8.5V | 5414 ± 21 | 4.49 ± 0.02 | −0.49 ± 0.03 |
| μ Cas | G5Vb | 5308 ± 29 | 4.41 ± 0.06 | −0.81 ± 0.03 |
| Metal-rich giants (MRG) | ||||
| β Hyi | G0V | 5873 ± 45 | 3.98 ± 0.02 | −0.04 ± 0.06 |
| ξ Hya | G7III | 5044 ± 40 | 2.87 ± 0.02 | 0.16 ± 0.20 |
| ϵ Vir | G8III | 4983 ± 61 | 2.77 ± 0.02 | 0.15 ± 0.16 |
| δ Eri | K1III-IV | 4954 ± 30 | 3.76 ± 0.02 | 0.06 ± 0.05 |
| β Gem | K0IIIb | 4858 ± 60 | 2.90 ± 0.08 | 0.13 ± 0.16 |
| μ Leo | K2III | 4474 ± 60 | 2.51 ± 0.11 | 0.25 ± 0.15 |
| β Ara | K3Ib-II | 4197 ± 50 | 1.05 ± 0.15 | −0.05 ± 0.39 |
| Metal-poor dwarfs (MPG) | ||||
| ϵ For | K2V* | 5123 ± 78 | 3.52 ± 0.08 | −0.60 ± 0.10 |
| HD 107328 | K0IIIb | 4496 ± 59 | 2.09 ± 0.13 | −0.33 ± 0.16 |
| Arcturus | K1.5III | 4286 ± 35 | 1.60 ± 0.20 | −0.52 ± 0.08 |
| HD 220009 | K2III | 4217 ± 60 | 1.43 ± 0.12 | −0.74 ± 0.13 |
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