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Table 3
Stellar and planetary parameters.
| Parameter | Priora | Final value |
|---|---|---|
| Stellar parameters | ||
| Star mass M⋆ (M⊙) | ⋯ | 0.662 ± 0.022 |
| Star radius R⋆ (R⊙) | ⋯ | 0.674 ± 0.039 |
| Stellar density ρ⋆ (g cm−3) | ⋯ |  |
| Stellar density ρ⋆ (from light curve, g cm−3) | ⋯ | 2.98+0.33 −0.67 |
| Effective temperature Teff (K) | ⋯ | 4373 ± 57 |
| Surface gravity log g⋆ (cgs) | ⋯ | 4.584 ± 0.051 |
| Iron abundance [Fe/H] (dex) | ⋯ | 0.03 ± 0.10 |
| Projected rotational velocity v sin i⋆ (km s−1) | ⋯ | 3.0 ± 1.7 |
| Rotational period Prot (day) | ⋯ | 14.03 ± 0.09 |
| Gyrochronological age (Myr) | ⋯ | 740 ± 360 |
| Interstellar extinction AV (mag) | ⋯ | 0.01 ± 0.02 |
| Star distance d (pc) | ⋯ | 58.77 ± 2.81 |
| Model parameters | ||
| Orbital period Porb (day) |  |
0.2803226 ± 0.0000013 |
| Transit epoch T0 (BJDTDB−2 450 000) |  |
7738.46540+0.00023 −0.00021 |
| Scaled semi-major axis a∕R⋆ |  |
2.31+0.08 −0.19 |
| Scaled planet radius Rp∕R⋆ |  |
0.02088+0.00053 −0.00039 |
| Impact parameter, b |  |
− 0.01+0.38 −0.35 |
 |
 |
0 |
 |
 |
0 |
| Parameterized limb-darkening coefficient q1 b |  |
0.54+0.29 −0.25 |
| Parameterized limb-darkening coefficient q2 b |  |
0.29+0.32 −0.19 |
| Doppler semi-amplitude variation K (m s−1) |  |
6.74 ± 0.56 |
| Derived parameters | ||
| Planet mass Mp (M⊕) | ⋯ | 5.31 ± 0.46 |
| Planet radius Rp (R⊕) | ⋯ | 1.54+0.10 −0.09 |
| Planet density ρp (g cm−3 ) | ⋯ | 8.00+1.83 −1.45 |
| Semi-major axis of the planetary orbit a (AU) | ⋯ | 0.00716+0.00055 −0.00065 |
| Eccentricityc e | ⋯ | 0 |
| Orbit inclination along the line-of-sight ip (°) | ⋯ | 90 ± 10 |
| Transit duration τ14 (h) | ⋯ | 0.94 ± 0.02 |
| Equilibrium temperatured Teq (K) | ⋯ | 2039+87 −48 |
| Linear limb-darkening coefficient u1 | ⋯ | 0.43+0.27 −0.26 |
| Quadratic limb-darkening coefficient u2 | ⋯ | 0.31+0.36 −0.43 |
Notes. (a) 
refers to uniform priors between a and b,
to a fixed a value. (b) q1 and q2 as defined by Kipping (2013). (c) Fixed (see Sect. 6.1). (d) Assuming albedo = 0.
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