Eirene (moon)
Moon of Jupiter / From Wikipedia, the free encyclopedia
Eirene /aɪˈriːniː/, also Jupiter LVII and originally known as S/2003 J 5, 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 in 2003[3][4] but was then lost.[5][6][7][8] It was recovered in 2017 and given its permanent designation that year.[9]
Quick Facts Discovery, Discovered by ...
Discovery | |
---|---|
Discovered by | Scott Sheppard et al. |
Discovery date | 2003 |
Designations | |
Designation | Jupiter LVII |
Pronunciation | /aɪˈriːniː/ |
Named after | Εἰρήνη Eirēnē |
S/2003 J 5 | |
Adjectives | Eirenean /aɪrɪˈniːən/ |
Orbital characteristics [1] | |
23731770 km | |
Eccentricity | 0.2413 |
−743.88 days[2] (2.038 years) | |
Inclination | 162.713° (to the ecliptic) |
Satellite of | Jupiter |
Group | Carme group |
Physical characteristics | |
4 km | |
22.5 | |
15.8[2] | |
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