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Table 4
Results for low-density dry rocky objects of the Solar System.
| Mars | Io | Moon | |||||
|---|---|---|---|---|---|---|---|
| Property | Variable | Reference | Model | Reference | Model | Reference | Model |
| Mass (kg) | Mp | (6.4186 ± 0.0008) × 1023 (1) | (0.893 ± 0.001) × 1023 | (0.735 ± 0.001) × 1023 | |||
| Radius (km) | Rp | 3389.5 ± 0.2 (2) | 1821.5 ± 0.5 (2) | 1737.4 ± 1 (1) | |||
| Average density (g cm−3) | ρ | 3.935 ± 0.001 | 3.528 ± 0.003 (4) | 3.3456 ± 0.0004 (7) | |||
| Core radius (km) | r0 | 1794 ± 65 (3) | 1734 | 600–800 (6) | 780 | 340 ± 30 (8) | 478 |
| Core mean density (g cm−3) | ρ0 | 5.53–7.14 | 7.0 | 6.25–7.22 (6) | 6.29 | 6.30–7.00 (6) | 6.25 |
| Core mass fraction | CMF | 0.232–0.241 (3) | 0.238 | 0.14–0.16 (5) | 0.14 | 0.013–0.015 (8) | 0.04 |
| Mantle mean density (g cm−3) | ρ1 | 3.44–3.62 | 3.46 | 3.18–3.31 | 3.29 | 3.32 | 3.28 |
| Mantle mass fraction | MMF | 0.759–0.768 | 0.762 | 0.84–0.86 | 0.86 | 0.985–0.987 | 0.96 |
| Planet mass error | 0.003% | 0.001% | 0.005% | ||||
| Average mensity error | 0.001% | 0.001% | 0.001% | ||||
References: (1) Konopliv et al. (2011); (2) Seidelmann et al. (2007); (3) Rivoldini et al. (2011); (4) Schubert et al. (2004); (5) Kuskov & Kronrod (2001); (6) Kuskov & Belashchenko (2016); (7) Williams et al. (2014); (8) Kronrod & Kuskov (2011).
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