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Table 4
Best-fit system and stellar component parameters for F2 from (unconstrained) binary modelling.
| Primary | Secondary | |
|---|---|---|
| Semi-major axis a (R⊙) | 105 ± 5 | |
| Mass ratio q | 0.73 ± 0.07 | |
| Angle of incl. i (°) | 67 ± 1 | |
| Eccentricity e | 0.075 ± 0.015 | |
| Periastron argument ω |  |
|
| Periastron phase | 0.785 ± 0.005 | |
| Systemic velocity γ0 (km s−1) | −60 ± 8 | |
| Velocity semi-amplitude K (km s−1) | 203 ± 9 | 254 ± 9 |
| Kopal potential Ω | 3.51 ± 0.13 | 3.51 ± 0.13 |
| Surface gravity (log g) | 3.15 ± 0.02 | 3.14±0.02 |
| Mass (M⊙) | 82 ± 12 | 60 ± 8 |
| Radius (R⊙) | 40.1 ± 2.5 | 34.6 ± 2.0 |
Luminosity (log  ) |
6.27 ± 0.05 | 6.13 ± 0.05 |
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