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Table B.3

Priors and posterior distributions for the parameters modeled in the joint fit analysis (see Sect. 6).

Planet parameters Prior Posterior
Stellar parameters
Stellar radius, R (R) (0.2139,0.0041,0,1)
Stellar mass, M (M) (0.179,0.014,0.,1)
Limb darkening coefficient, u1 (0.1858804,0.1,0.,1)
Limb darkening coefficient, u2 (0.49001512,0.1,0,1)
Stellar luminosity, L (L) (derived)
LHS 1140 b
Orbital period, Pb (days) (24.736959,0.0004)
Time of mid-transit, T0,b − 2 400 000 (days) (58399.0,58401.0)
Planet mass, Mb (M) (0.0,50.0)
Planet radius, Rb (R) (1.727,0.1,0,10)
Orbital inclination, ib (deg.) (89.89,0.05,70,90)
Planet density, ρb (g cm−3) (derived)
Transit depth, Δb (ppt) (derived)
Orbit semi-major axis, ab (AU) (derived)
Relative orbital separation, abR (derived)
Transit duration, T14,b (h) (derived)
Planet surface gravity, gb (m s−2) (derived)
Incident Flux, Finc,b (Finc,⊕) (derived)
Stellar effective incident flux, Sb (S) (derived)
Stellar luminosity, L (L) (derived)
Equilibrium temperature, Teq,b (K) (derived)
LHS 1140 c
Orbital period, Pc (days) (3.777931,3e-05)
Time of mid-transit, T0,c − 2 400 000 (days) (58389.2939,0.1)
Planet mass, Mc (M) (0.0,50.0)
Orbital inclination, ic (deg.) (89.92,0.05,70,90)
Planet radius, Rc (R) (1.282,0.1,0,10)
Planet density, ρc (g cm−3) (derived)
Transit depth, Δc (ppt) (derived)
Orbit semi-major axis, ac (AU) (derived)
Relative orbital separation, acR (derived)
Transit duration, T14,c (h) (derived)
Planet surface gravity, gc (m s−2) (derived)
Incident Flux, Finc,c (Finc,⊕) (derived)
Stellar effective incident flux, Sc (S) (derived)
Equilibrium temperature, Teq,c (K) (derived)
Instrument parameters
LC level (-500.0,500.0)
Dilution factor (0.052,0.001,0.,1.)
LC jitter (ppm) (0.0,2000.0)
δESPRESSOpre (m s−1) (-15.0,-10.0)
δESPRESSOpost (m s−1) (-15.0,-10.0)
δHARPSc (m s−1) (-15.0,-10.0)
σESPRESSOpre (m s−1) (0.0,0.005)
σESPRESSOpost (m s−1) (0.0,0.005)
σHARPSc (m s−1) (0.0,0.005)
GP hyperparameters
η1,FWHM (m s−1) (-6.0,6.0)
η1 (m s−1) (-5.0,5.0)
η2 (days) (100.0,500.0)
η3 (days) (131.0,5.0)
η4 (-2.0,2.0)

Notes. : Normal distribution with mean μ and width σ2. : Uniform distribution between a and b. : Log-uniform distribution between a and b. : Truncated normal distribution with mean μ and width σ2, between a and b.

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