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1069 Planckia : ウィキペディア英語版 | 1069 Planckia
1069 Planckia is a main belt asteroid. It was discovered by Max Wolf on January 28, 1927, and assigned a provisional designation of 1927 BC. It was named after physicist Max Planck.〔 Photometric measurements made in 2000, when combined with earlier observations, showed a light curve with a period of 8.643 ± 0.05 hours.〔 As of 2013, the estimate for the rotation period is 8.665 hours.〔 ==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「1069 Planckia」の詳細全文を読む
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