Methone (moon)
Methone /mɛˈθoʊniː/ is a small, egg-shaped moon of Saturn that orbits out past Saturn's ring system, between the orbits of Mimas and Enceladus. It was discovered in 2004, though it wasn't until 2012 that it was imaged in detail by the Cassini spacecraft.
Cassini image of Methone's leading side taken on 20 May 2012 | |
| Discovery | |
|---|---|
| Discovered by | Cassini Imaging Team |
| Discovery date | June 1, 2004 |
| Designations | |
Designation | Saturn XXXII |
| Pronunciation | /mɛˈθoʊniː/ |
Named after | Μεθώνη Methōnē |
| Adjectives | Methonean /mɛθəˈniːən/ |
| Orbital characteristics | |
| Epoch June 20, 2004 (JD 2453177.5) | |
| 194700 km | |
| Eccentricity | 0.002 |
| 1.009549 d | |
| Inclination | 0.007°±0.003° (to Saturn's equator) |
| Satellite of | Saturn |
| Group | Alkyonides |
| Physical characteristics | |
| Dimensions | 3.88 × 2.58 × 2.42 km (± 0.04 × 0.08 × 0.04 km): 2 |
Mean diameter | 2.90±0.06 km: 2 |
| Volume | 12.8 km3 |
| Mass | (3.92±1.00)×1012 kg: 3 |
Mean density | 0.307±0.030 g/cm3: 3 |
| 0.008–0.013 mm/s2: 3 | |
| 0.0005 km/s at longest axis to 0.0007 km/s at poles | |
| synchronous | |
| zero | |
This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.