(2251) Tikhov
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) ”