(367436) Siena
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Asteroid (367436) Siena |
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|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Outer main belt |
| Major semi-axis | 3.152 AU |
| eccentricity | 0.148 |
| Perihelion - aphelion | 2,686 AU - 3,618 AU |
| Inclination of the orbit plane | 4.1 ° |
| Length of the ascending node | 339.3 ° |
| Argument of the periapsis | 26 ° |
| Sidereal period | 5.6 a |
| Mean orbital velocity | 16.68 km / s |
| Physical Properties | |
| Absolute brightness | 16.5 mag |
| history | |
| Explorer | Stefan Karge and Erwin Schwab |
| Date of discovery | September 27, 2008 |
| Another name | 2008 SM 83 |
| 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. | |
(367436) Siena is a major outer belt asteroid located between Mars and Jupiter .
It was discovered on September 27, 2008 by the German amateur astronomers Stefan Karge and Erwin Schwab from the Hans-Ludwig-Neumann-Observatory ( IAU-Code B01) on the Kleiner Feldberg im Taunus .
The asteroid was on 18 August 2016, following the city of Siena in the Italian Tuscany named. The historic old town has been a UNESCO World Heritage Site since 1995 .
See also
Web links
- (367436) Siena in the Small-Body Database of the Jet Propulsion Laboratory (English).
- (367436) Siena at the IAU Minor Planet Center (English)
Individual evidence
- ↑ JPL Small-Body Database: 367436 Siena. In: NASA . Retrieved July 22, 2017 (English).
- ↑ Minor Planet Circulars # 101214. (PDF) In: Minor Planet Center . August 18, 2016, accessed July 22, 2017 .