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1842 Hynek
1842 Hynek, provisional designation 1972 AA, is a stony asteroid from the inner regions of the asteroid belt, about 9 kilometers in diameter. It was discovered by Czech astronomer Luboš Kohoutek at the Hamburger Bergedorf Observatory, Germany on 14 January 1972.〔 The asteroid is a member of the Flora family. It orbits the Sun at a distance of 1.9–2.7 AU once every 3 years and 5 months (1,246 days). The S-type asteroid has an albedo of about 0.20–0.30〔 and rotates every hours around its axis. It was named after the first name of the discoverer's father, Hynek Kohoutek, on the occasion of his 70th birthday.〔 == 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「1842 Hynek」の詳細全文を読む
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