(2251) Tikhov

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Asteroid
(2251) Tikhov
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

Individual evidence

  1. ^ 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) ”