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1696 Nurmela : ウィキペディア英語版 | 1696 Nurmela
1696 Nurmela, provisional designation 1939 FF, is a carbonaceous asteroid from the inner regions of the asteroid belt, about 10 kilometers in diameter. It was discovered by Finnish astronomer Yrjö Väisälä at Turku Observatory on 18 March 1939.〔 It belongs to the small Baptistina family of asteroids and is its second-largest member after the family's namesake, 298 Baptistina. The asteroid orbits the Sun at a distance of 2.0–2.5 AU once every 3 years and 5 months (1,243 days). Its orbit shows an eccentricity of 0.10 and is tilted by 6 degrees to the plane of the ecliptic. It has an absolute magnitude of 12.9 and a rotation period of 3.159 hours.〔〔 The albedo of the C-type asteroid lies in the range of 0.06–0.13, according to the Akari, WISE/NEOWISE surveys and other observations and assumptions.〔〔〔〔 The minor planet was named in honor of Finnish academician Tauno Kalervo Nurmela (1907–1985), some time professor of Romanic philology and later chancellor of University of Turku.〔 == References ==
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