Table 1
Parameters adopted in our models for GJ 436 and GJ 436b.
| Parameter (Star) | Value | Units | Reference |
|---|---|---|---|
| Mass (M⋆) | ≃0.45 | Μ⊙ | Maxted et al. (2022) |
| Radius (R⋆) | ≃0.42 | R⊙ | Maxted et al. (2022) |
| Rotation period (Prot) | ≃44.1 | days | Bourrier et al. (2018) |
| Stellar magnetism | cf. Fig. 1 | Bellotti et al. (2023) | |
| Age |  |
Gyr | Torres (2007) |
| Parameter (Planet) | Value | Units | Reference |
|---|---|---|---|
| Mass (Mpl) | 21.72 | M⊕ | Maxted et al. (2022) |
| Radius (Rpl) | 3.85 | R⊕ | Maxted et al. (2022) |
| Orbital period (Porb) | ≃2.644 | days | Lanotte et al. (2014) |
| Semi major axis (aorb) | 14.56 | R⋆ | Maxted et al. (2022) |
| … | ≃0.028 | au | … |
| Spin-orbit angle (Ψ) | 103.2 | degrees | Bourrier et al. (2022) |
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