| 翻訳と辞書 | (90568) 2004 GV9| (90568) 2004 GV9  : ウィキペディア英語版 | 
 
 (also written (90568) 2004 GV9) is a trans-Neptunian object that was discovered on April 13, 2004 by NEAT.〔 It is currently listed as a cubewano by the Minor Planet Center.〔
 It is very likely a dwarf planet. A diameter of  has been calculated from combined observations of the Herschel and Spitzer space telescopes.〔 Light-curve-amplitude analysis shows only small deviations, suggesting that  could be a spheroid with small albedo spots and hence a dwarf planet.〔Tancredi, G., & Favre, S. (2008) (''Which are the dwarfs in the Solar System?'' ). Depto. Astronomía, Fac. Ciencias, Montevideo, Uruguay; Observatorio Astronómico Los Molinos, MEC, Uruguay. Retrieved 10-08-2011〕
 It has been observed forty-seven times, with precovery images back to 1954.〔
 ==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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