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Table 1
Stellar properties.
| HIP 56640 | HIP 75092 | HIP 90988 | HIP 114933 | |
|---|---|---|---|---|
| Spectral type | K1III | K0III | K1III | K0III |
| B (mag) | 9.02 ± 0.02 | 8.15 ± 0.02 | 8.81 ± 0.02 | 8.29 ± 0.02 |
| V (mag) | 7.93 ± 0.01 | 7.11 ± 0.01 | 7.76 ± 0.01 | 7.25 ± 0.01 |
| J (mag) | 6.133 ± 0.017 | 5.358 ± 0.019 | 5.995 ± 0.018 | 5.564 ± 0.018 |
| H (mag) | 5.639 ± 0.024 | 4.935 ± 0.023 | 5.531 ± 0.031 | 5.049 ± 0.020 |
| K (mag) | 5.493 ± 0.017 | 4.738 ± 0.027 | 5.383 ± 0.020 | 4.907 ± 0.016 |
| Π (mas) | 8.146 ± 0.039 | 12.216 ± 0.061 | 10.606 ± 0.043 | 9.798 ± 0.051 |
| Teff (K) | 4769 ± 55 | 4891 ± 50 | 4883 ± 57 | 4823 ± 59 |
| L⋆ (L⊙) | 11.22 |
10.47 |
7.76 |
13.80 |
| log g (cm s−2) | 2.91 ± 0.12 | 3.09 ± 0.10 | 3.32 ± 0.11 | 2.99 ± 0.12 |
| [Fe/H] (dex) | –0.03 ± 0.05 | –0.01 ± 0.05 | +0.17 ± 0.06 | +0.06 ± 0.06 |
| v sin i (km s−1) | 3.1 ± 0.7 | 3.1 ± 0.5 | 3.5 ± 0.6 | 3.3 ± 0.5 |
| M⋆(M⊙) | 1.04 |
1.28 |
1.30 |
1.39 |
| R⋆(R⊙) | 4.93 |
4.53 |
3.94 |
5.27 |
| A(Li) (dex) | <0.03 | <0.30 | <0.35 | <0.29 |
| C12/ C13 | >40 | 25.4 ± 5.0 | 36.2 ± 6.8 | 27.2 ± 6.0 |
| Age (Gyr) | 9.15 |
4.30 |
4.55 |
3.40 |
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