(5468) Hamatonbetsu
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Asteroid (5468) Hamatonbetsu |
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|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 2.8752 AU |
| eccentricity | 0.2232 |
| Perihelion - aphelion | 2.2334 AU - 3.5170 AU |
| Inclination of the orbit plane | 11.9616 ° |
| Length of the ascending node | 135.0748 ° |
| Argument of the periapsis | 69.5319 ° |
| Sidereal period | 4.88 a |
| Mean orbital velocity | 17.54 km / s |
| Physical Properties | |
| Medium diameter | 22.21 km |
| Albedo | 0.0748 |
| Rotation period | 42.02 h |
| Absolute brightness | 12.2 mag |
| history | |
| Explorer |
Masaru Mukai Masanori Takeishi |
| Date of discovery | January 16, 1988 |
| Another name | 1988 BK , 1962 XH, 1969 FL, 1985 QQ 6 |
| 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. | |
(5468) Hamatonbetsu is an asteroid of the main belt , which on 16 January 1988 by the Japanese astronomer Masaru Mukai and Masanori Takeishi at the observatory in Kagoshima was discovered. The asteroid was already observed on December 1, 1962 under the provisional designation 1962 XH at the Goethe Link Observatory in Brooklyn in the US state of Indiana .
The asteroid was named after the town of Hamatonbetsu in Esashi County on Hokkaidō , the place of residence of Masanori Takeishi.
See also
Web links
- Asteroid Hamatonbetsu: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- Asteroid Hamatonbetsu in the Small-Body Database of NASA's Jet Propulsion Laboratory at the California Institute of Technology, Pasadena, USA
- (5468) Hamatonbetsu in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
Individual evidence
- ↑ Observations from (5468) Hamatonbetsu on minorplanetcenter.net (English)