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1129 Neujmina : ウィキペディア英語版 | 1129 Neujmina
1129 Neujmina is a main belt asteroid orbiting the Sun. Approximately 35 kilometers in diameter, it makes a revolution around the Sun once every 5 years. It completes one rotation once every 8 hours. It was discovered by Praskovjya Parchomenko at Simeis on August 8, 1929.〔 It was named for Grigory Nikolaevich Neujmin, an astronomer at the Pulkovo and Simeis Observatories, who discovered seven comets and more than 70 minor planets. Its provisional designation was 1929 PH. Photometric observations of this asteroid collected during 2008 show a rotation period of 5.089 ± 0.004 hours with a brightness variation of 0.29 ± 0.02 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「1129 Neujmina」の詳細全文を読む
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