Open Access
Table 3
Markov chain Monte Carlo orbital posteriors for the orbital fits of each system using orvara (Brandt et al. 2021b).
| Parameters | Units | Prior | HD 112863 | HD 206505 |
|---|---|---|---|---|
| Fitted parameters | ||||
| Companion mass Mcomp | MJup | 1/Mcomp (log-flat) |  |
79.8 ± 1.8 |
| Host star mass Mhost | M⊙ | 1/Mhost (log-flat) |  |
0.97 ± 0.03 |
| Parallax π | mas | 1/π (log-flat) | 26.955 ± 0.003 | 22.768 ± 0.003 |
| Inclination i | ° | 𝒰(0, 180) | 60.46 ± 0.64 | 110.04 ± 0.74 |
| Semimajor axis a | AU | 1/a (log-flat) | 7.66 ± 0.13 |  |
| Jitter σ | ms−1 | 1/σ (log-flat) |  |
 |
 |
𝒰(−1, 1) | −0.5457 ± 0.0046 | 0.5194 ± 0.0088 | |
 |
𝒰(−1, 1) |  |
0.5725 ± 0.0067 | |
| PA of the ascending node Ω | o | 𝒰(−180, 180) |  |
 |
| Derived parameters | ||||
| Orbital period P | years | 21.59 ± 0.05 |  |
|
| Eccentricity e | 0.346 ± 0.004 |  |
||
| Argument of periastron ω | o |  |
42.22 ± 0.72 | |
| Time of periastron T0 | JD | 2458 703 ± 12 |  |
|
| Semimajor axis | mas |  |
 |
|
| Mass ratio q | Mcomp /Mhost |  |
0.079 ± 0.0012 | |
| Total mass Mtotal | M⊙ |  |
1.05 ± 0.03 | |
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