(4803) Birkle
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Asteroid (4803) Birkle |
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|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Asteroid family | Koronis family |
| Major semi-axis | 2.9012 AU |
| eccentricity | 0.0378 |
| Perihelion - aphelion | 2.7914 AU - 3.0109 AU |
| Inclination of the orbit plane | 2.9187 ° |
| Length of the ascending node | 46.1893 ° |
| Argument of the periapsis | 183.2067 ° |
| Sidereal period | 4.94 a |
| Mean orbital velocity | 17.48 km / s |
| Physical Properties | |
| Medium diameter | approx. 10 km |
| Absolute brightness | 12.4 mag |
| history | |
| Explorer | Johann M. Baur |
| Date of discovery | December 1, 1989 |
| Another name | 1989 XA , 1969 UL, 1981 EG 49 , 1982 KQ |
| 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. | |
(4803) Birkle is an asteroid of the main belt that was discovered on December 1, 1989 by the German amateur astronomer Johann M. Baur at the Osservatorio di Chions ( IAU code 567) in Chions in the Friuli-Venezia Giulia region .
The asteroid is a member of the Koronis family, a group of asteroids named after (158) Koronis.
(4803) Birkle was named after the German astronomer Kurt Birkle (1939-2010) who headed the Calar Alto Observatory in the Spanish province of Almería from 1974 to 1998 .
See also
Web links
- Asteroid Birkle: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- Asteroid Birkle in the Small-Body Database of NASA's Jet Propulsion Laboratory at the California Institute of Technology, Pasadena, USA
- (4803) Birkle in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
Individual evidence
- ↑ The family membership of (4803) Birkle in the AstDyS-2 database (English)