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617 Patroclus ({{#invoke:IPAc-en|main}} pə-TROH-kləs) is a binary minor planet made up of two objects of similar size orbiting their common centre of gravity. It is a Jupiter trojan. It was discovered in 1906 by August Kopff, and was the second trojan to be discovered.<ref name="Johnston">{{#invoke:citation/CS1|citation |CitationClass=citation }}</ref> Its binary nature was discovered in 2001; the name Patroclus now refers to the larger of the two components, whereas its slightly smaller companion body has been named Menoetius ({{#invoke:IPAc-en|main}} mə-NEE-shəs, official designation (617) Patroclus I Menoetius). Recent evidence suggests that the objects are icy like comets, rather than rocky like most asteroids.


617 Patroclus sections
Intro   Orbit    Binary system    Composition    Exploration    See also    References    External links   

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First::trojan    Title::asteroid    Jupiter::johnston    Category::binary    Named::system    After::orbit

{{#invoke:Infobox|infobox}}

617 Patroclus ({{#invoke:IPAc-en|main}} pə-TROH-kləs) is a binary minor planet made up of two objects of similar size orbiting their common centre of gravity. It is a Jupiter trojan. It was discovered in 1906 by August Kopff, and was the second trojan to be discovered.<ref name="Johnston">{{#invoke:citation/CS1|citation |CitationClass=citation }}</ref> Its binary nature was discovered in 2001; the name Patroclus now refers to the larger of the two components, whereas its slightly smaller companion body has been named Menoetius ({{#invoke:IPAc-en|main}} mə-NEE-shəs, official designation (617) Patroclus I Menoetius). Recent evidence suggests that the objects are icy like comets, rather than rocky like most asteroids.


617 Patroclus sections
Intro   Orbit    Binary system    Composition    Exploration    See also    References    External links   

PREVIOUS: IntroNEXT: Orbit
<<>>