(2475) Semenov
Asteroid (2475) Semenov |
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Properties of the orbit ( animation ) | |
Orbit type | Outer main belt |
Asteroid family | Eos family |
Major semi-axis | 3.0393 ± 0.0002 AU |
eccentricity | 0.1013 ± 0.0005 |
Perihelion - aphelion | 2.7314 ± 0.0016 AU - 3.3472 ± 0.0002 AU |
Inclination of the orbit plane | 9.0852 ± 0.0569 ° |
Length of the ascending node | 209.9650 ± 0.2507 ° |
Argument of the periapsis | 180.9109 ± 0.3197 ° |
Time of passage of the perihelion | May 14, 2020 |
Sidereal period | 5.3 a ± 0.1713 d |
Physical Properties | |
Medium diameter | 14.494 ± 0.143 km |
Albedo | 0.171 ± 0.020 |
Absolute brightness | 11.6 mag |
history | |
Explorer |
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Date of discovery | October 8, 1972 |
Another name | 1976 UW 15 ; 1940 LA; 1971 SV 1 ; 1973 AU; 1976 SW 5 ; 1981 WH 4 |
Source: Unless otherwise stated, the data comes from JPL Small-Body Database Browser . The affiliation to an asteroid family is automatically determined from the AstDyS-2 database . Please also note the note on asteroid items. |
(2475) Semenov ( 1976 UW 15 ; 1940 LA ; 1971 SV 1 ; 1973 AU ; 1976 SW 5 ; 1981 WH 4 ) is an approximately 14 kilometers large asteroid of the main outer belt , which was released on October 8, 1972 by the Ukrainian (then: Soviet Union ) astronomer Lyudmyla Shuravlowa was discovered at the Crimean Observatory (Nautschnyj branch) on the Crimean peninsula ( IAU code 095). It belongs to the Eos family, a group of asteroids named after (221) Eos .
designation
(2475) Semenov was named after Pawel Afanassjewitsch Semjonow (1912-1942), who was a fighter in the International Brigades in the Spanish Civil War from 1937 to 1938. He died in the battle of Stalingrad .
See also
Web links
- (2475) Semenov in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
- (2475) Semenov in the Small-Body Database of the Jet Propulsion Laboratory .
Individual evidence
- ^ Lutz D. Schmadel : Dictionary of Minor Planet Names . Fifth Revised and Enlarged Edition. Ed .: Lutz D. Schmadel. 5th edition. Springer Verlag , Berlin , Heidelberg 2003, ISBN 978-3-540-29925-7 , pp. 186 (English, 992 pp., Link.springer.com [ONLINE; accessed on August 14, 2019] Original title: Dictionary of Minor Planet Names . First edition: Springer Verlag, Berlin, Heidelberg 1992): “1972 TF 2 . Discovered 1972 Oct. 8 by LV Zhuravleva at Nauchnyj. "