Key facts
- Discovered by
- Cassini Imaging Team
- Discovery date
- June 1, 2004
- Designation
- Saturn XXXII
- Pronunciation
- / m ɛ ˈ θ oʊ n iː /
- Named after
- Μεθώνη Methōnē
- Adjectives
- Methonean / m ɛ θ ə ˈ n iː ə n /
- Semi major axis
- 194 230 km
- Orbital period sidereal
- 1.009 575 d
- Inclination
- 0.0131° (to Laplace plane )
- Satellite of
- Saturn
- Dimensions
- 3.88 × 2.58 × 2.42 km, (± 0.04 × 0.08 × 0.04 km)
- Mean diameter
- 2.90 ± 0.06 km
- Volume
- 12.8 km
- Mass
- (3.92 ± 1.00) × 10 kg
- Mean density
- 0.307 ± 0.030 g/cm
- Surface gravity
- 0.008–0.013 mm/s
- Escape velocity
- 0.0005 km/s at longest axis, to 0.0007 km/s at poles
- Synodic rotation period
- synchronous
via Wikipedia infobox
Article
Methone /mɛˈθoʊniː/ is a small, egg-shaped natural satellite of Saturn that orbits out past Saturn's main ring system, between the orbits of Mimas and Enceladus. It was discovered in 2004, though it was not until 2012 that it was imaged in detail by the Cassini spacecraft.
Discovery and naming