(4676) Uedaseiji
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Asteroid (4676) Uedaseiji |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 2.4025 AU |
| eccentricity | 0.0769 |
| Perihelion - aphelion | 2.2177 AU - 2.5872 AU |
| Inclination of the orbit plane | 8.9865 ° |
| Length of the ascending node | 222.1350 ° |
| Argument of the periapsis | 350.6819 ° |
| Sidereal period | 3.72 a |
| Mean orbital velocity | 19.21 km / s |
| Physical Properties | |
| Absolute brightness | 12.9 mag |
| history | |
| Explorer |
Tetsuya Fujii Kazurō Watanabe |
| Date of discovery | September 16, 1990 |
| Another name | 1990 SD 4 , 1952 JD, 1978 JE, 1983 VF 1 , 1987 WS 4 , 1989 GQ 7 |
| 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. | |
(4676) Uedaseiji is an asteroid of the main belt , of September 16, 1990 by the Japanese amateur astronomers Tetsuya Fujii and Kazuro Watanabe at Kitami Observatory ( IAU code 400) in the Hokkaido Prefecture was discovered.
The asteroid was named after the Japanese astronomer Seiji Ueda (* 1952), who discovered more than 700 asteroids with his colleague Hiroshi Kaneda .
See also
Web links
- Asteroid Uedaseiji: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- (4676) Uedaseiji in the Small-Body Database of the Jet Propulsion Laboratory (English).
- (4676) Uedaseiji in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).