Aoede (moon)
Aoede /eɪˈiːdiː/, also known as Jupiter XLI, is a natural satellite of Jupiter. It was discovered by a team of astronomers from the University of Hawaii led by Scott S. Sheppard in 2003. It received the temporary designation S/2003 J 7.
| Discovery | |
|---|---|
| Discovered by | Scott S. Sheppard et al. |
| Discovery date | 2003 |
| Designations | |
Designation | Jupiter XLI |
| Pronunciation | /eɪˈiːdiː/ |
Named after | Ἀοιδή Aoidē |
Alternative names | S/2003 J 7 |
| Adjectives | Aoedean /ˌeɪəˈdiːən/ |
| Orbital characteristics | |
Semi-major axis | 23981000 km |
| Eccentricity | 0.432 |
Orbital period (sidereal) | −761.5 days |
| Inclination | 158.3° |
| Satellite of | Jupiter |
| Group | Pasiphae group |
| Physical characteristics | |
Mean radius | 5.1 km |
| Mass | 1.4×1015 kg |
Mean density | 2.6 g/cm3 (assumed) |
| Albedo | 0.04 (assumed) |
| 22.5 | |
| 14.11±0.42 | |
Aoede is about 10 kilometres in diameter, and orbits Jupiter at an average distance of 23,044,000 km in 714.657 days, at an inclination of 160° to the ecliptic (162° to Jupiter's equator), in a retrograde direction and with an eccentricity of 0.4311.
It was named in March 2005 after Aœde, one of the three original Muses. Aœde was the Muse of song, and was a daughter of Zeus (Jupiter) by Mnemosyne.
Aoede belongs to the Pasiphae group, irregular retrograde moons orbiting Jupiter at distances ranging between 22.8 and 24.1 Gm, and with inclinations ranging between 144.5° and 158.3°.