(2793) Valdaj
| Asteroid (2793) Valdaj | |
|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Outer main belt | 
| Major semi-axis | 3.1666 ± 0.0002 AU | 
| eccentricity | 0.0302 ± 0.0006 | 
| Perihelion - aphelion | 3.0711 ± 0.0019 AU - 3.2621 ± 0.00002 AU | 
| Inclination of the orbit plane | 22.0961 ± 0.0489 ° | 
| Length of the ascending node | 356.3395 ± 0.1095 ° | 
| Argument of the periapsis | 188.0558 ± 0.732 ° | 
| Time of passage of the perihelion | 3rd February 2020 | 
| Sidereal period | 5.64 a ± 0.2098 d | 
| Physical Properties | |
| Medium diameter | 27.103 ± 0.205 km | 
| Albedo | 0.082 ± 0.013 | 
| Rotation period | ≈10.594 ± 3.1782 h | 
| Absolute brightness | 11.4 mag | 
| history | |
| Explorer |  Nikolai Stepanowitsch Tschernych | 
| Date of discovery | 19th August 1977 | 
| Another name | 1977 QV ; 1941 FT; 1949 SG; 1966 UH; 1969 EJ 1 ; 1980 BM 1 | 
| 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. | |
(2793) Valdaj ( 1977 QV ; 1941 FT ; 1949 SG ; 1966 UH ; 1969 EJ 1 ; 1980 BM 1 ) is an approximately 27 kilometers large asteroid of the outer main belt , which was discovered on August 19, 1977 by the Russian (then: Soviet Union ) astronomer Nikolai Stepanowitsch Tschernych at the Crimean Observatory (Nautschnyj branch) on the Crimean peninsula ( IAU code 095).
designation
(2793) Valdaj was named after the Valdai heights near Moscow in present-day Russia. The explorer Nikolai Stepanowitsch Tschernych also dedicated this name to his father Stepan Semenowitsch Tschernych , who died there on March 3, 1942 during World War II .
See also
Web links
- (2793) Valdaj in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
- (2793) Valdaj 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 pages, link.springer.com [ONLINE; accessed on September 15, 2019] Original title: Dictionary of Minor Planet Names . First edition: Springer Verlag, Berlin, Heidelberg 1992): “1977 QV. Discovered 1977 Aug. 19 by NS Chernykh at Nauchnyj. "
| predecessor | asteroid | successor | 
|---|---|---|
| (2792) Ponomarev | numbering | (2794) Kulik | 
