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Table 5
Physical and orbital characteristics used for the four Galilean moons and Titan.
| Io | Europa | Ganymede | Callisto | Titan | ||
|
|
||||||
| M (×10-22 kg) | 8.93 | 4.8 | 14.8 | 10.8 | 13.45 | |
| R (km) | 1822 | 1561 | 2631 | 2410 | 2576 | |
| Torb (d) | 1.77 | 3.55 | 7.16 | 16.69 | 15.95 | |
| e (×103) | 4.1 | 9.4 | 1.3 | 7.4 | 28.8 | |
| ϵ (×104) | 1.3a | 2a | 0.056a | 0.042a | 1.3a | |
| B0 (nT) | 1850 | 410b | 120 | 10b | 0 | |
Notes.
(a)
Physical libration amplitude from Noir et al. (2009).
(b)
Order of magnitude from Zimmer et al. (2000) of the magnetic field component along the rotation axis of the moon (see also Kabin et al. 1999).
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