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1481 Tübingia : ウィキペディア英語版 | 1481 Tübingia
1481 Tübingia, provisional designation 1938 DR, is a carbonaceous asteroid from the outer region of the asteroid belt, about 35 kilometers in diameter. It was discovered by German astronomer Karl Reinmuth at Heidelberg Observatory on 7 February 1938.〔 The dark C-type asteroid orbits the Sun at a distance of 2.9–3.2 AU once every 5 years and 3 months (1,913 days). Its orbit shows an eccentricity of 0.05 and is tilted by 4 degrees to the plane of the ecliptic. It has a relatively long rotation period of 24 hours〔 and an albedo in the range of 0.08–0.12 according to the surveys carried out by IRAS, Akari, WISE and NEOWISE.〔〔〔〔 The asteroid was named after Tübingen, city in southern Germany and birthplace of astronomer Johannes Kepler.〔 == References ==
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