(4677) Hiroshi
|
Asteroid (4677) Hiroshi |
|
|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Asteroid family | Themis family |
| Major semi-axis | 3.1323 AU |
| eccentricity | 0.1944 |
| Perihelion - aphelion | 2.5235 AU - 3.7411 AU |
| Inclination of the orbit plane | 0.4822 ° |
| Length of the ascending node | 11.9785 ° |
| Sidereal period | 5.54 a |
| Mean orbital velocity | 16.82 km / s |
| Physical Properties | |
| Absolute brightness | 12.6 mag |
| history | |
| Explorer |
Atsushi Takahashi Kazurō Watanabe |
| Date of discovery | September 26, 1990 |
| Another name | 1990 SQ 4 , 1968 UF 1 , 1976 GZ 4 , 1979 TX 1 , 1979 WR, 1981 EF 49 |
| 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. | |
(4677) Hiroshi is an asteroid of the main belt , which on 26 September 1990 by the Japanese amateur astronomers Atsushi Takahashi and Kazuro Watanabe at Kitami Observatory ( IAU code 400) in the prefecture of Hokkaido was discovered.
The asteroid was named after the Japanese astronomer Hiroshi Kaneda (* 1953), who together with his colleague Seiji Ueda discovered more than 700 asteroids.
See also
Web links
- Asteroid Hiroshi: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- (4677) Hiroshi in the Small-Body Database of the Jet Propulsion Laboratory (English).
- (4677) Hiroshi in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).