(458) Hercynia
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Asteroid (458) Hercynia |
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| Properties of the orbit ( animation ) | |
| Orbit type | Outer main belt |
| Major semi-axis | 2.997 AU |
| eccentricity | 0.237 |
| Perihelion - aphelion | 2.286 AU - 3.708 AU |
| Inclination of the orbit plane | 12.7 ° |
| Length of the ascending node | 134.6 ° |
| Argument of the periapsis | 275.8 ° |
| Time of passage of the perihelion | November 22, 2009 |
| Sidereal period | 5 a 69 d |
| Mean orbital velocity | 17.0 km / s |
| Physical Properties | |
| Medium diameter | 38.7 km |
| Albedo | 0.191 |
| Rotation period | 22 h 18 min |
| Absolute brightness | 9.63 likes |
| Spectral class | S. |
| history | |
| Explorer | M. Wolf , A. Schwassmann |
| Date of discovery | September 21, 1900 |
| Another name | 1900 FK, 1947 XB, A915 PD |
| 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. | |
(458) Hercynia is an asteroid of the main belt , which on 21 September 1900 by the German astronomer Max Wolf and Arnold Schwassmann was discovered.
The name of the asteroid is derived from the Latin name for the Herkynische Wald , the collective term for an ancient forest landscape in the area of today's Germany. The name was given in 1903 at the suggestion of Johannes Riem.
See also
Individual evidence
- ↑ Naming of the planet (458) [1900 FK] . In: Astronomical News . tape 162 , p. 195 f ., bibcode : 1903AN .... 162..195. .