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1815 Beethoven : ウィキペディア英語版 | 1815 Beethoven
1815 Beethoven, provisional designation , is a main-belt asteroid discovered on January 27, 1932, by Karl Reinmuth at Heidelberg Observatory. It measures about 30 kilometers in diameter and belongs to the relatively rare group of F-type asteroids. The light curve of this minor planet has a period of 54 ± 1 hours.〔 It is named after German composer Ludwig van Beethoven (1770–1827).〔 == 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「1815 Beethoven」の詳細全文を読む
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