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4029 Bridges : ウィキペディア英語版 | 4029 Bridges
4029 Bridges () is a main-belt asteroid discovered on May 24, 1982 by American astronomer Carolyn Shoemaker at Palomar Observatory.〔 Photometric observations of this asteroid during 2006 revealed that this is a binary asteroid with an orbital period of 16.31 ± 0.01 hours. The larger component has a rotation period of 3.5746 ± 0.0001 hours and a brightness variation of 0.20 magnitude. Based upon occultations of the primary, the ratio of their dimensions is 0.24 ± 0.02.〔 == 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「4029 Bridges」の詳細全文を読む
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