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Table 2
Stellar physical properties.
| Parameter | HIP 22263 | HIP 62207 | HIP 72848 |
|
|
|||
| Distance [pc] | 13.28 ± 0.07 | 17.38 ± 0.10 | 11.51 ± 0.06 |
| Right Ascension [h:m:s] | 04 47 36.29 | 12 44 59.41 | 14 53 23.77 |
| Declination [d:m:s] | –16 56 04.04 | +39 16 44.11 | +19 09 10.08 |
| Spectral type | G3 V | G0 V | K2 V |
| V, B − V [mag] | 5.49, 0.63 | 5.95, 0.56 | 6.00, 0.84 |
| MV, B.C.a [mag] | 4.87, –0.08 | 4.76, –0.04 | 5.70, –0.23 |
| L⋆ [L⊙] | 0.951 | 1.055 | 0.498 |
| Teff [K] | 5814 | 5860 | 5313 |
| log g | 4.47 | 4.33 | 4.57 |
| R⋆ [R⊙] | 1.00 | 1.00 | 0.86 |
| M⋆ [M⊙] | 1.00 | 0.86 | 0.84 |
| [ Fe / H ] | 0.01 | –0.53 | 0.10 |
| υsini [kms-1] | 2.9 | 3.0 | 4.0 |
| Prot [days] | 7.6 | 13.0 | 10.4 |
|
–4.51 | –4.98 | –4.52 |
| log LX/L⋆ | –4.73 | ... | –4.8 |
| Prot age [Gyr] | 1.12 | 2.19 | 0.57 |
 age [Gyr] |
1.21 | 6.24 | 0.69 |
| LX/L⋆ age [Gyr] | 0.44 | ... | 0.70 |
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