Kalyke
Kalyke /ˈkælɪkiː/, also known as Jupiter XXIII, is a retrograde irregular satellite of Jupiter. It was discovered by a team of astronomers from the University of Hawaii led by Scott S. Sheppard et al. in 2000, and given the temporary designation S/2000 J 2.[3][4]
Discovery | |
---|---|
Discovered by | Scott S. Sheppard |
Discovery date | 2000 |
Designations | |
Designation | Jupiter XXIII |
Pronunciation | /ˈkælɪkiː/[1] |
Named after | Καλύκη Kalykē |
S/2000 J 2 | |
Adjectives | Kalykean /kælɪˈkiːən/ |
Orbital characteristics [2] | |
23583000 km | |
Eccentricity | 0.245 |
−743.0 days | |
116.3° | |
Inclination | 165.2° |
38.7° | |
216.6° | |
Satellite of | Jupiter |
Group | Carme group |
Physical characteristics | |
Mean diameter | 5 km |
21.8 | |
Kalyke is about 5.2 kilometres in diameter, and orbits Jupiter at an average distance of 23,181,000 km in 721.021 days, at an inclination of 166° to the ecliptic (165° to Jupiter's equator), in a retrograde direction and with an eccentricity of 0.2140.
It was named in October 2002 after the Greek mythological figure Kalyke or Calyce.[5]
It belongs to the Carme group, made up of irregular retrograde moons orbiting Jupiter at a distance ranging between 23 and 24 Gm and at an inclination of about 165°.
References
- as 'Calyce' in Noah Webster (1884) A Practical Dictionary of the English Language
- S.S. Sheppard (2019), Moons of Jupiter, Carnegie Science, on line
- IAUC 7555: Satellites of Jupiter Archived 2002-09-16 at the Wayback Machine 2001 January 5 (discovery)
- MPEC 2001-A28: S/2000 J 2, S/2000 J 3, S/2000 J 4, S/2000 J 5, S/2000 J 6 2001 January 5 (discovery and ephemeris)
- IAUC 7998: Satellites of Jupiter 2002 October 22 (naming the moon)