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1146 Biarmia : ウィキペディア英語版 | 1146 Biarmia
1146 Biarmia is a main belt asteroid orbiting the Sun. Approximately 31 kilometers in diameter, it makes a revolution around the Sun once every 5 years. It was discovered by Grigory Nikolaevich Neujmin on May 7, 1929.〔 After being assigned a provisional designation of 1929 JF, it was named after a legendary country Bjarmland in northern Russia near the Finnish border. Photometric observations of this asteroid collected during 1999 show a rotation period of 11.514 ± 0.004 hours with a brightness variation of 0.32 magnitude.〔 ==References==
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「1146 Biarmia」の詳細全文を読む
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