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Table 7
Posterior parameters of the KOI-189 and KOI-686 systems.
| KOI-189 | KOI-686 | |
| Spectroscopic parameters | ||
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|
||
| Effective temperature, Teff [K] | 4850 ± 100 | 5750 ± 120 |
| Surface gravity, log g [cgs] | 4.6 ± 0.12 | 4.5 ± 0.15 |
| Metallicity, [ Fe/H ] [dex] | −0.07 ± 0.18 | 0.02 ± 0.12 |
| Stellar rotational velocity, vsini⋆ [km s-1] | 2.5 ± 1.5 | 3.0 ± 1.5 |
| Microturbulent velocity, vmicro [km s-1] | 1.2 ± 0.1 | 0.8 ± 0.1 |
| Result from combined analysis of the light curve, radial velocity, and spectral energy distribution | ||
|
|
||
| Orbital period, P [days]• | 30.3604467 ± 4.6 × 10-6 | 52.5135456 ± 7.7 × 10-6 |
| Midtransit time, Tc [BJD]• | 2 454 981.09148 ± 1.3 × 10-4 | 2 455 004.67485 ± 1.3 × 10-4 |
| cov(P,Tc) [days2] | −4.62 × 10-10 | −6.30 × 10-10 |
| Orbital eccentricity, e• | 0.2746 ± 0.0037 | 0.5560 ± 0.0037 |
| Argument of periastron, ω [deg]• | 240.38 ± 0.92 | 60.56 ± 0.74 |
| Orbit inclination, i [deg] | 89.697 ± 0.022 | 88.494 ± 0.044 |
| Impact parameter in inferior conjunction, b• | 0.339 ± 0.022 | 0.714 ± 0.0075 |
| Impact parameter in superior conjunction | 0.208 ± 0.014 | 2.055 ± 0.042 |
| Orbital semi-major axis, a [AU] | 0.1802 ± 0.0044 | 0.2823 ± 0.0075 |
| Normalized semi-major axis, a/R⋆ | 52.78 ± 0.52 | 58.38 ± 0.76 |
| Radius ratio, k = Rp/R⋆• | 0.13988 ± 4.0 × 10-4 | 0.12017 ± 3.4 × 10-4 |
| Radial velocity semi-amplitude, K [km s-1]• | 5.948 ± 0.033 | 6.400 ± 0.037 |
| Systemic velocity, Vr [km s-1]• | −72.592 ± 0.023 |
|
| Jitter Kepler long cadence, σKepler,LC [ppm] • | 272.4 ± 9.1 | 158.2 ± 9.5 |
| Jitter Kepler short cadence, σKepler,SC [ppm] • | – | <310; < 360† |
| Jitter radial velocity, σRV [m s-1]• | <74; < 99† | <93; < 113† |
| Jitter SED, σSED [mag]• | 0.056 ± 0.020 | 0.030 ± 0.020 |
| Effective temperature, Teff [K]• | 4952 ± 40 | 5834 ± 100 |
| Metallicity, [ Fe/H ] [dex]• | −0.115 ± 0.099 | −0.06 ± 0.13 |
| Stellar Density, ρ⋆ [ρ⊙]• | 1.928 ± 0.054 | 0.874 ± 0.034 |
| Star mass, M⋆ [ M⊙] | 0.764 ± 0.051 | 0.983 ± 0.074 |
| Star radius, R⋆ [ R⊙] | 0.733 ± 0.017 | 1.040 ± 0.030 |
| Deduced stellar surface gravity, log g [cgs] | 4.590 ± 0.014 | 4.397 ± 0.017 |
| log 10τ [yr] | 9.84 ± 0.29 |
|
| τ [Gyr] |  ; [ 0.6,13.9 ]‡ |
6.2 ± 2.8; [ 1.3,12.2 ]‡ |
| Distance to the system, [pc]• | 421 ± 13 | 529 ± 19 |
| Color excess, E(B − V) [mag]• | < 0.044; < 0.059† | 0.122 ± 0.032 |
| Companion mass, Mc [ M⊙] | 0.0745 ± 0.0033 | 0.0987 ± 0.0049 |
| Companion radius, Rc [ R⊙] | 0.1025 ± 0.0024 | 0.1250 ± 0.0038 |
| Companion mass, Mc [MJup] | 78.0 ± 3.4 | 103.4 ± 4.8 |
| Companion radius, Rc[RJup] | 0.998 ± 0.023 | 1.216 ± 0.037 |
| Companion surface gravity, log gc [cgs] | 5.287 ± 0.012 | 5.239 ± 0.014 |
| Companion mean density, ρc [ρJ] | 78.4 ± 3.3 | 57.5 ± 3.0 |
| Companion mean density, ρc [gcm-3] | 97.3 ± 4.1 | 71.4 ± 3.7 |
| Companion equilibrium temperatureb, Teq [K] | 482.1 ± 4.9 | 540 ± 12 |
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