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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, ab∕R⋆ | (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, ac ∕R⋆ | (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) |
 |
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