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Erebor Mons
Erebor Mons is a mountain on Titan, the largest moon of the planet Saturn. It is located near Titan's equator, between 4-5° south and 35-36° west, centered on ,〔 in the western part of Quivira region.〔United States Geological Survey. ("Titan with VIMS background and RADAR strips" ). Accessed 14 Nov, 2012.〕 It is more than 1 km high. It is probably a cryovolcano.〔
Erebor Mons is one of the highest known mountains of Titan, but it is not readily discernible on radar or infrared images. It was discovered only when stereoscopic radar data allowed to build an elevation map. It was imaged by Cassini radar 22 February and 10 April 2007.〔
Erebor Mons is named after Erebor, the "Lonely Mountain" that appears in J. R. R. Tolkien's fictional world of Middle-earth, most prominently in ''The Hobbit''.〔 The name follows a convention that Titanean mountains are named after mountains in Tolkien's work.〔International Astronomical Union. ("Categories for Naming Features on Planets and Satellites" ). ''Gazetteer of Planetary Nomenclature''. Accessed Nov 14, 2012.〕 It was formally announced on November 13, 2012.〔Jennifer Blue, ("Eight New Names for Titan Surface Features" ). ''USGS Astrologeology Science Center''. Nov 13, 2012.〕
==References==
抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』
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