Open Access
Table 1
Observational constraints for Uranus and Neptune used in this work.
| Uranus | Neptune | |
|---|---|---|
| Planet mass (kg × 1025) | 8.68a | 10.244a |
| Measured equatorial radius at 1 bar (km) | 25 559b | 24 766c |
| Temperature at 1 bar (K) | 76 ± 2b | 72 ± 2c |
| Revised solid-body rotation period (s) | 59 664d | 62 849d |
| Quadrupole gravitational harmonic J2 × 10−2 | 0.35107(7)e | 0.35294(45)f |
| Octopole gravitational harmonic J4 × 10−4 | −0.342(13)e | −0.358(29)f |
Notes. a via JPL Horizons. b Lindal et al. (1987). c Lindal (1992). d Helled et al. (2010). e Jacobson (2014). f Jacobson (2009).
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