Jupiter LXVIII
Jupiter LXVIII, provisionally known as S/2017 J 7, is an outer natural satellite of Jupiter. It was discovered by Scott S. Sheppard and his team in 2017, but not announced until July 17, 2018, via a Minor Planet Electronic Circular from the Minor Planet Center. It is about 2 kilometers in diameter and orbits at a semi-major axis of about 20,627,000 km with an inclination of about 143.4°. It belongs to the Ananke group.
| Discovery | |
|---|---|
| Discovered by | Scott Sheppard et al. |
| Discovery date | 2017 |
| Designations | |
Designation | Jupiter LXVIII |
Alternative names | S/2017 J 7 |
| Orbital characteristics | |
Semi-major axis | 20627000 km |
| Eccentricity | 0.215 |
Orbital period (sidereal) | −602.6 days |
Mean anomaly | 236.9° |
| Inclination | 143.4° |
Longitude of ascending node | 321.5° |
| 323.5° | |
| Satellite of | Jupiter |
| Group | Ananke group |
| Physical characteristics | |
Mean diameter | 2 km |
| 23.6 | |
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