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Table 3
Planet and star parameters.
| Fitted transit parameters | |
|
|
|
| Planet orbital period P [days] | 1.9000693 ± 0.0000028 |
| Transit center epoch T0 [HJD] | 2 455 321.72412 ± 0.00018 |
| Scaled semi-major axis a/R∗ | 6.35 ± 0.40 |
| Radius ratio k = Rp/R∗ | 0.1341 ± 0.0019 |
| Impact parameter b = acosi/R∗ |
|
| Deduced transit parameters | |
|
|
|
| Orbit inclination i [°] |
|
| Transit duration T1−4 [h] | 2.387 ± 0.037 |
| Egress/ingress duration T1−2 = T3−4 [h] | 0.331 ± 0.038 |
 [Solar units] |
0.99 ± 0.06 |
| Stellar density ρ∗ [g cm-3] | 1.35 ± 0.25 |
| Results from radial velocity observations | |
|
|
|
| Radial velocity semi-amplitude K [m s-1] | 590 ± 14 |
| Orbital eccentricity e | <0.08 |
| SOPHIE systemic velocity [km s-1] | 29.533 ± 0.016 |
| HARPS/HAM systemic velocity [km s-1] | 29.572 ± 0.015 |
| FIES systemic velocity [km s-1] | 29.657 ± 0.034 |
| O–C residuals [m s-1] | 41.0 |
| Spectroscopic stellar parameters | |
|
|
|
| Effective temperature Teff[K] | 5440 ± 100 |
| Surface gravity log g [dex] | 4.4 ± 0.1 |
| Metallicity [Fe/H] [dex] | −0.1 ± 0.1 |
| Rotational velocity vsini∗[km s-1] | 8.0 ± 1.0 |
| Spectral type | G9V |
| Star mass [M⊙] | 0.95 ± 0.15 |
| Stellar and planetary parameters | |
|
|
|
| Star radius [R⊙] | 1.00 ± 0.13 |
| Distance of the system [pc] | 870 ± 90 |
| Stellar rotation period Prot [days] | 5.4 ± 0.4 |
| Stellar inclination i∗ [°] | 70 ± 20 |
| Orbital semi-major axis a [AU] | 0.0295 ± 0.0016 |
| Planet mass Mp [MJ ] | 3.47 ± 0.38 |
| Planet radius Rp [RJ] | 1.31 ± 0.18 |
| Planet density ρp [g cm-3] | 2.2 ± 0.8 |
| Equilibrium temperature Teq [K] | 1550 ± 90 |
| Rossiter-McLaughlin parameters | |
|
|
|
| Sky-projected obliquity λ [°] | 10 ± 20 |
| HARPS/EGGS systemic velocity [km s-1] | 29.550 ± 0.016 |
| O-C residuals (HARPS/EGGS) [m s-1] | 46.5 |
| Obliquity ψ [°] | 20 ± 20 |
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