Callirrhoe
Also known as Jupiter XVII, 1999 UX18, S/1999 J1
moon of Jupiter
AI overview
Callirrhoe is a small moon that orbits Jupiter, discovered in 1999. It's notable as one of Jupiter's many small outer moons and helps scientists better understand the structure and history of Jupiter's moon system.
AI-generated from the Wikipedia summary — may contain errors.
Key facts
- Discovered by
- Spacewatch
- Discovery site
- Kitt Peak National Observatory
- Discovery date
- 19 October 1999
- Designation
- Jupiter XVII
- Pronunciation
- / k ə ˈ l ɪr oʊ iː /
- Named after
- Καλλιρρόη Kallirrhoê
- Alternative names
- S/1999 J 1, 1999 UX 18
- Observation arc
- 17.54 yr (6,406 days)
- Periapsis
- 15.6 million km
- Apoapsis
- 30.9 million km
- Semi major axis
- 23.3 million km
- Orbital period sidereal
- –724.4 days
- Mean anomaly
~3 min read
Article
Callirrhoe (/kəˈlɪroʊ.iː/; Greek: Καλλιρρόη), also known as Jupiter XVII, is one of Jupiter's outermost natural satellites.
Discovery and naming