Open Access
Table 1
Stellar parameters for HD 87816, HD 94890, HD 102888, and HD 121056.
| Quantity | Unit | Ref. | HD 87816 | HD 94890 | HD 102888 | HD 121056 |
|---|---|---|---|---|---|---|
| Spectral type | [1, 5] | K0III | K0III | G8III | K0III | |
| V | (mag) | [2, 5] | 6.50 ± 0.01 | 4.60 ± 0.001 | 6.48 ± 0.01 | 6.19 ± 0.01 |
| B – V | (mag) | [2, 5] | 0.99 ± 0.015 | 1.0 ± 0.01 | 0.96 ± 0.02 | 1.0 ± 0.02 |
| π | (mas) | [3, 5] | 7.48 ± 0.03 | 16.18 ± 0.19 | 7.88 ± 0.07 | 15.57 ± 0.04 |
| Mv | (mag) | [5] | 0.88 ± 0.01 | 0.65 ± 0.03 | 0.97 ± 0.02 | 2.15 ± 0.01 |
| d | (pc) | [4, 5] | 133.23 ± 0.541 | 61.70 ± 0.71 | 126.48 ± 1.14 | 64.12 ± 0.17 |
| Teff | (K) | [3, 5] | 4989 ± 46 | 4867 ± 38 | 4990 ± 39 | 4840 ± 43 |
| log g | (cm s−2) | [5] | 2.86 ± 0.1 | 2.6 ± 0.09 | 2.87 ± 0.09 | 3.11 ± 0.13 |
| [Fe/H] | (dex) | [5] | 0.14 ± 0.04 | −0.02 ± 0.03 | 0.07 ± 0.03 | 0.01 ± 0.03 |
| M* | (M⊙) | [5] | 2.41 ± 0.10 | 1.74 ± 0.196 | 2.42 ± 0.06 | 1.28 ± 0.08 |
| L* | (L⊙) | [5] | 45.2 ± 0.93 | 58.01 ± 1.64 | 41.29 ± 1.04 | 14.68 ± 0.27 |
| R* | (R⊙) | [5] | 9.0 ± 0.19 | 10.71 ± 0.23 | 8.6 ± 0.17 | 5.45 ± 0.11 |
Notes. [1] HIPPARCOS catalog (ESA 1997); [2] Tycho-2 catalog (Høg et al. 2000); [3] Gaia DR2 (Gaia Collaboration 2018); [4] Bailer-Jones et al. (2018); [5] Ottoni et al. (2022).
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