(4290) Heisei
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Asteroid (4290) Heisei |
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|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Asteroid family | Eos family |
| Major semi-axis | 3.022 AU |
| eccentricity | 0.099 |
| Perihelion - aphelion | 2.722 AU - 3.321 AU |
| Inclination of the orbit plane | 8.51 ° |
| Length of the ascending node | 243.94 ° |
| Sidereal period | 5.25 |
| Physical Properties | |
| Medium diameter | approx. 17 km |
| Rotation period | 10 h 38 min |
| Absolute brightness | 11.6 mag |
| history | |
| Explorer | Tsutomu Seki |
| Date of discovery | October 30, 1989 |
| Another name | 1989 UK 3 , 1973 TY, 1977 KF 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. | |
(4290) Heisei is a main belt asteroid discovered on October 30, 1989 by Tsutomu Seki from the Geisei Observatory .
The asteroid was named after the Heisei period .
Individual evidence
- ^ Lutz D. Schmadel: Dictionary of minor planet names . Vol. 1. Springer, Berlin & New York 2003
Web links
- (4290) Heisei in the Small-Body Database of the Jet Propulsion Laboratory (English).