(4072) Yayoi
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Asteroid (4072) Yayoi |
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|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Main belt |
| Major semi-axis | 2.145 AU |
| eccentricity | 0.065 |
| Perihelion - aphelion | 2.006 AU - 2.284 AU |
| Inclination of the orbit plane | 2.16 ° |
| Length of the ascending node | 21.36 ° |
| Sidereal period | 3.14 a |
| Physical Properties | |
| Absolute brightness | 13.3 mag |
| Spectral class | SMASSII: S. |
| history | |
| Explorer | H. Kosai , K. Furukawa |
| Date of discovery | October 30, 1981 |
| Another name | 1981 UJ 4 , 1972 YW, 1975 XS 5 |
| 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. | |
(4072) Yayoi is a main belt asteroid discovered on October 30, 1981 by Hiroki Kōsai and Kiichirō Furukawa from the Kiso Observatory .
The asteroid was found after the Yayoi period , a Japanese cultural epoch that began around 300 BC. Lasted until the 3rd century AD, named.
Web links
- (4072) Yayoi in the Small-Body Database of the Jet Propulsion Laboratory (English).
Individual evidence
- ^ Lutz D. Schmadel: Dictionary of minor planet names . Vol. 1. Springer, Berlin & New York 2003