File:2010_J_2_CFHT_discovery_full.gif · Wikimedia Commons · See Wikimedia Commons
Key facts
- Discovered by
- Christian Veillet
- Discovery date
- 8 September 2010
- Designation
- Jupiter LII
- Alternative names
- S/2010 J 2
- Observation arc
- 12 years, 2022-08-30 (last obs)
- Semi major axis
- 20 307 150 km
- Orbital period sidereal
- −588.1 days
- Inclination
- 150.4°
- Satellite of
- Jupiter
- Group
- Ananke group
- Mean diameter
- 1 km
- Absolute magnitude h
- 17.35 (119 obs)
via Wikipedia infobox
~1 min read
Encyclopedic overview
Jupiter LII, originally known as S/2010 J 2, is a natural satellite of Jupiter. It was discovered by Christian Veillet in 2010. It received its permanent number in March 2015. It takes 1.69 years to orbit around Jupiter, and its average distance is 21.01 million km. Jupiter LII has a diameter of about 1 kilometer and in 2010 it was labeled the smallest known moon in the Solar System to have been discovered from Earth. It is a member of the Ananke group. With an estimated diameter of 1 km (0.62 mi), Jupiter LII is one of the smallest known moons of Jupiter.
Discovery image of Jupiter LII on 8 September 2010 (circled)
Excerpted from Wikipedia’s “Jupiter LII” article, available under the CC BY-SA 4.0 licence.