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Table 3
Results for dry rocky planets of the Solar System.
| Earth | Venus | Mercury | |||||
|---|---|---|---|---|---|---|---|
| Property | Variable | Reference | Model | Reference | Model | Reference | Model |
| Mass (kg) | Mp | 5.974 × 1024 (1) | 4.869 × 1024 (3) | 3.302 × 1023 (5) | |||
| Radius (km) | Mp | 6371.00 ± 0.01 (2) | 6051.8 ± 1 (2) | 2439.7 ± 1 (2) | |||
| Average density (g cm−3) | ρ | 5.515 | 5.244 | 5.428 | |||
| Core radius (km) | r0 | 3480 (1) | 3038–3292 (4) | 3258 | 1965–2035 (6) | 1996 | |
| Core mean density (g cm−3) | ρ0 | 11.000 | 11.000 | 10.41 | 10.43 | 6.97–7.50 (6) | 7.26 |
| Core mass fraction | CMF | 0.325 (3) | 0.325 | 0.31 (3) | 0.31 | 0.738 | 0.732 |
| Mantle mean density (g cm−3) | ρ1 | 4.447 | 4.447 | 4.29 | 4.29 | 3.16–3.42 (6) | 3.22 |
| Mantle mass fraction | MMF | 0.675 (3) | 0.675 | 0.69 (3) | 0.69 | 0.262 | 0.268 |
| Planet mass error | 0.003% | 0.001% | 0.006% | ||||
| Average density error | 0.001% | 0.001% | 0.001% | ||||
References: (1) Dziewonski & Anderson (1981); (2) Zeng et al. (2016); (3) Seidelmann et al. (2007); (4) Dumoulin et al. (2017); (5) Smith et al. (2012); (6) Rivoldini & Van Hoolst (2013).
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