(2251) Tikhov
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Asteroid (2251) Tikhov |
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| Properties of the orbit ( animation ) | |
| Orbit type | Middle main belt |
| Major semi-axis | 2,710 AU |
| eccentricity | 0.149 |
| Perihelion - aphelion | 2.306 AU - 3.114 AU |
| Inclination of the orbit plane | 7.440 ° |
| Length of the ascending node | 192.997 ° |
| Argument of the periapsis | 183.650 ° |
| Time of passage of the perihelion | 9th November 2017 |
| Sidereal period | 4.46 a |
| Physical Properties | |
| Medium diameter | 29.488 ± 0.150 km |
| Albedo | 0.059 ± 0.004 |
| Rotation period | 5.67 h |
| Absolute brightness | 11.6 mag |
| Spectral class | SMASSII: Cb |
| history | |
| Explorer | Nikolai Stepanowitsch Tschernych |
| Date of discovery | 19th September 1971 |
| Another name | 1977 SU 1 ; 1941 QF; 1950 SS; 1952 BO 1 ; 1955 XV; 1975 ED 5 ; 1976 ND |
| 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. | |
(2251) Tikhov ( 1977 SU 1 ; 1941 QF ; 1950 SS ; 1952 BO 1 ; 1955 XV ; 1975 ED 5 ; 1976 ND ) is an asteroid of the central main belt that was discovered on September 19, 1971 by the Russian astronomer Nikolai Stepanowitsch Tschernych in the Crimea -Observatorium in Nautschnyj ( IAU code was discovered 095).
designation
(2251) Tikhov was named after Gawriil Adrianowitsch Tichow (1875-1960), who worked from 1906 to 1941 as an employee at the Pulkowo Observatory (IAU code 084) and from 1947 head of the astrobotanical department of the Kazakh Academy of Sciences . His main work dealt with star and planetary photometry and colorimetry . He was known for his research on the physical nature of Mars .
Web links
- (2251) Tikhov in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
- (2251) Tikhov 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. 183 (English, 992 pp., Link.springer.com [ONLINE; accessed November 1, 2017] Original title: Dictionary of Minor Planet Names . First edition: Springer Verlag, Berlin, Heidelberg 1992): “Named in memory of Gavriil Adrianovich Tikhov (1875–1960) ”