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Table 1

CoRoT-11 system parameters as derived from our MCMC analysis and comparison with the values reported in the literature.

Parameter Symbol Gandolfi et al. (2010) Southworth (2011) This work Unit

Orbital period P 2.994330 ± 0.000011 2.994325 ± 0.000021 days
Transit epoch T 0 2   454   597.6790 ± 0.0003 2   454   690.49838 ± 0.00016 days
Transit duration d tr 2.5009 ± 0.0144 2.44488 ± 0.01800 hours
Impact parameter b 0.8180 ± 0.0080 0.8108 ± 0.0077 R
Planet-to-star area ratio (Rp/R)2 0.011449 ± 0.000107 0.011381 ± 0.000483 0.011600 ± 0.000230
Scaled star radius R/a 0.1451 ± 0.0017 0.1452 ± 0.0022 0.1416 ± 0.0024
Orbit inclination i p 83.17 ± 0.15 83.13 ± 0.19 83.41 ± 0.17 deg
Orbit semi-major axis a 0.0436 ± 0.005 0.0440 ± 0.0016 0.04351 ± 0.00036 AU
Orbit eccentricity e 0 (fixed) 0 (fixed) 0 (fixed)
RV semi-amplitude K 280.0 ± 40.0 304.0 ± 32.0  m s-1
Systemic radial velocitya γ −1.336 ± 0.044 −1.342 ± 0.041  km s-1
Star mass M 1.27 ± 0.05 1.26 ± 0.14 1.23 ± 0.03 M
Star radius R 1.37 ± 0.03 1.374 ± 0.061 1.33 ± 0.04 R
Star mean density ρ 0.69 ± 0.02 0.69 ± 0.03 0.74 ± 0.04  g cm-3
Star projected rotational velocity v sin i 40 ± 5 38.47 ± 0.07  km s-1
Sky-projected spin-orbit angle λ 0.1 ± 2.6 deg
Planet mass M p 2.33 ± 0.34 2.34 ± 0.39 2.49 ± 0.27 M Jup
Planet radius R p 1.43 ± 0.03 1.426 ± 0.057 1.390 ± 0.033 R Jup
Planet density ρ p 0.99 ± 0.15 1.01 ± 0.16 0.93 ± 0.12  g cm-3
Equilibrium temperature T eq 1657 ± 55 1735 ± 34 1715 ± 36 K

Notes. 

(a)

As derived from the HARPS/Standard RV measurements.

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