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Table 2
Fixed parameters for the JADE simulations of the fiducial exploration (Sect. 4.2).
| Parameter | Symbol | Value |
|---|---|---|
| Total simulation time | tf | 8 Gyr(a) |
| Initial simulation time | t0 | 10 Myr(b) |
| Stellar mass | M⋆ | 0.445 M⊙(c) |
| Stellar radius | R⋆ | 0.425 R⊙(c) |
| Stellar apsidal constant | k⋆ | 0.01(d) |
| Stellar tidal dissipation constant | Q⋆ | 105 (d) |
| Stellar moment of inertia parameter | α⋆ | 0.08(d) |
| Initial stellar spin rate | Ω⋆, 0 | 280 yr-1 (e) |
| Inner planet core mass | Mcore | 19.30 M⊕(f) |
| Inner planet apsidal constant | kp | 0.25(d) |
| Inner planet tidal dissipation constant | Qp | 105 (d) |
| Inner planet moment of inertia parameter | αp | 0.25(d) |
| Inner planet atmospheric helium fraction | Y | 0.2(f) |
| Inner planet atmospheric metal fraction | Z | 10-5 (f) |
| Inner planet rock-to-iron fraction | fSi/Fe | 2(f) |
| Inner planet initial eccentricity | e0 | 10-4 |
| Inner planet initial argument of periastron | ω0 | 0° |
| Inner planet initial spin--orbit angle | ψ0 | 0° |
| Inner planet initial axial tilt | ϕ0 | 0° |
| Outer planet semimajor axis | apert | 20 AU |
| Outer planet eccentricity | epert | 10-4 |
| Outer planet argument of periastron | ωpert | 0° |
| Initial mutual inclination | imut, 0 | 75° |
Notes. (a) system age upper limit (Bourrier et al. 2018); (b) typical disk dispersal time; (c) Maxted et al. (2022); (d) Attia et al. (2021); (e) stellar model (Eggenberger et al. 2008) adjusted to the system; (f) Sect. 3.2.
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