Jupiter LXX, originally known as S/2017 J 9, 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.[2] It is about 3 kilometers in diameter and orbits at a semi-major axis of about 21,487,000 km with an inclination of about 152.7°.[3] It belongs to the Ananke group.[3]
| Discovery | |
|---|---|
| Discovered by | Scott S. Sheppard et al. |
| Discovery date | 2017 |
| Designations | |
Designation | Jupiter LXX |
| S/2017 J 9 | |
| Orbital characteristics [1] | |
| 21487000 km | |
| Eccentricity | 0.229 |
| −639.2 days | |
| 259.5° | |
| Inclination | 152.7° |
| 306.4° | |
| 317.7° | |
| Satellite of | Jupiter |
| Group | Ananke group |
| Physical characteristics | |
| 3 km | |
| 22.8 | |
References
edit- ^ S.S. Sheppard (2019), Moons of Jupiter, Carnegie Science, on line
- ^ "MPEC 2018-O17 : S/2017 J 9". Minor Planet Center. International Astronomical Union. Retrieved 17 July 2018.
- ^ a b Sheppard, Scott S. "Jupiter's Moons". carnegiescience.edu. Retrieved 18 July 2018.