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400 Ducrosa
400 Ducrosa is a typical Main belt asteroid. It was discovered by Auguste Charlois on March 15, 1895 in Nice. Photometric measurements of the asteroid made in 2005 at the Palmer Divide Observatory showed a light curve with a period of 6.87 ± 0.01 hours and a brightness variation of 0.62 ± 0.02 in 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「400 Ducrosa」の詳細全文を読む
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