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Table 1
Fundamental parameters for OU And and 31 Com.
| OU And | 31 Com | |||||
| HD 223460 | HD 111812 | |||||
| Parameter | Value | Reference | Value | Reference | ||
|
|
||||||
| V, mag | 5.86 | (1) | 4.93 | (1) | ||
| Distance, pc |
|
(2) |
|
(2) | ||
| Sp Type | G1 III | (3) | G0 III | (3) | ||
| Teff, K | 5360 | (4) | 5660 ± 42 | (5) | ||
| Lx, 1027 erg/s | 8203 | (6) | 6325 | (6) | ||
| Radius, R⊙ | 9.46 | (4) | 8.5 | (4) | ||
| Mass, M⊙ | 2.85 | (4) | 2.75 | (4) | ||
| Luminosity, L⊙ | 71.2 | (4) | 73.4 | (4) | ||
| log g | 2.8 | (4) | 2.97 | (4) | ||
| [Fe/H] | –0.07 | (4) | 0.00 ± 0.08 | (9) | ||
| vsini, km s-1 | 21.5 | (8) | 67 ± 2 | (5) | ||
| Prot, days | 24.2 | (7) | 6.8 ± 0.006 | (5) | ||
| Radial velocity, km s-1 | –2.47 | (8) | + 0.10 ± 0.33 | (5) | ||
Reference. (1) Hipparcos catalogue, ESA (1997); (2) van Leeuwen (2007); (3) Gray et al. (2001); (4) present paper; (5) Strassmeier et al. (2010); (6) Gondoin (1999); (7) Strassmeier et al. (1999); (8) de Medeiros & Mayor (1999); (9) Heiter et al. (2014).
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