(2553) Viljev
Asteroid (2553) Viljev |
|
---|---|
Properties of the orbit (Animation) | |
Orbit type | Outer main belt |
Large semi-axis | 3.0864 ±0.0002 AE |
Eccentricity | 0,0468 ±0,0004 |
Perihelion – Aphelion | 2,942 ±0,0011 AE – 3,2307 ±0,0002 AE |
Inclination of the orbital plane | 5,249 ±0,0409° |
Length of the ascending node | 120,0051 ±0,4272° |
Argument of periapsis | 249,7657 ±0,6115° |
Time of the perihelion passage | 29.August 2019 |
Sidereal period | 5,42 a ±0,17 d |
Physical properties | |
Average diameter | 14.021 ±0.212 km |
Albedo | 0,271 ±0,059 |
Absolute brightness | 11,4 mag |
History | |
Explorer | ![]() |
Discovery date | 29. March 1979 |
Other designation | 1979 FS2; 1940 CK; 1954 UA1; 1956 AU; 1968 HT; 1978 EV1; A899 PG |
Source: Unless individually stated otherwise, data are from JPL Small-Body Database Browser. Asteroid family membership is automatically determined from the AstDyS-2 database. Please also see the note on asteroid articles. |
(2553) Viljev(1979 FS2; 1940 CK; 1954 UA1; 1956 AU; 1968 HT; 1978 EV1; A899 PG) is an approximately 14-kilometer asteroid of the outer main belt discovered on March 29, 1979, by Russian (then Soviet Union) astronomer Nikolai Stepanovich Chernykh at the Crimean Observatory (Nautschnyj branch) on the Crimean Peninsula (IAU code 095).
Designation
(2553) Viljev was named after the astronomer Mikhail Anatolyevich Viljev (1893-1910), who conducted theoretical studies on celestial mechanics.[1]
See also
- List of asteroids, number 2501 to 3000
Web links
- (2553) Viljev in the database of the “Asteroids – Dynamic Site” (AstDyS-2, English).
- (2553) Viljev in the Jet Propulsion Laboratory Small-Body Database.
Individual references
- ↑ Lutz D. Schmadel: Dictionary of Minor Planet Names. Fifth Revised and Enlarged Edition. Ed.: Lutz D. Schmadel. 5. Edition. Springer Verlag, Berlin, Heidelberg 2003, ISBN 978-3-540-29925-7, p. 186 (English, 992 pp., link.springer .com [ONLINE; retrieved 21 August 2019] Original title: Dictionary of Minor Planet Names. First edition: Springer Verlag, Berlin, Heidelberg 1992): ‘1979 FS2. Discovered 1979 Mar. 29 by N. S. Chernykh at Nauchnyj.”
Predecessor | Asteroid | Successor |
---|---|---|
(2552) Remek | Numbering | (2554) Skiff |
Categories
- Asteroid of the outer main belt
- Astronomical object (discovered 1979)
- Main belt asteroid less than 50 km in diameter