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2012 DR30
()〔〔(2012 DR30 - Ein Transneptun mit ungewöhnlicher Bahn )〕 is a minor planet (trans-Neptunian object or extended centaur)〔 from the scattered disk/Oort cloud. Using an epoch of December 2014, it has the second-largest heliocentric semi-major axis of a minor planet not detected out-gassing like a comet.〔 ( has a larger heliocentric semi-major axis.) does have a barycentric semi-major axis of 1,035 AU.〔 came to perihelion in March 2011 at a distance of 14.5 AU from the Sun (inside the orbit of Uranus). With an absolute magnitude (H) of 7.1,〔 the object has an estimated diameter of 150 km.〔〔 ==Graphic==
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「2012 DR30」の詳細全文を読む
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