Eupheme (moon)

Eupheme Template:IPAc-en, also Jupiter LX, originally known as Template:Nowrap, is an outer natural satellite of Jupiter, 2 km in diameter.

Discovery

It was discovered by a team of astronomers from the University of Hawaii led by Scott S. Sheppard in 2003.<ref>Template:Cite web</ref><ref>MPEC 2003-E11: S/2003 J 1, 2003 J 2, 2003 J 3, 2003 J 4, 2003 J 5, 2003 J 6, 2003 J 7 4 March 2003 (discovery and ephemeris)</ref> The moon was lost following its discovery in 2003.<ref>Template:Cite web</ref><ref name=Jacobson>Template:Cite journal</ref><ref>Template:Cite journal</ref><ref>Template:Cite web</ref> It was recovered in 2017 and given its permanent designation that year.<ref>Template:Cite web</ref>

Name

It was named in 2019 after Eupheme, the ancient Greek spirit of words of good omen, praise, acclaims, shouts of triumph, and applause,Template:Cn the daughter of Hephaestus and Aglaea and granddaughter of Zeus.<ref name=name>Template:Cite web</ref> The name was suggested by Twitter user Lunartic (@iamalunartic) in a naming contest held by the Carnegie Institute on the social network who concurrently helped in naming another Jovian moon Philophrosyne.<ref>Template:Cite web</ref><ref>Template:Cite web</ref>

Orbit

Eupheme orbits Jupiter at an average distance of 19,622 Mm in 628.06 days, at an inclination of 146° to the ecliptic (146° to Jupiter's equator), in a retrograde direction and with an eccentricity of 0.2507. It belongs to the Ananke group, retrograde irregular moons that orbit Jupiter between 19.3 and 22.7 Gm, at inclinations of roughly 150°.