(21109) Sünkel
|
Asteroid (21109) Sünkel |
|
|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 3.1151 AU |
| eccentricity | 0.1195 |
| Perihelion - aphelion | 2.7428 AU - 3.4874 AU |
| Inclination of the orbit plane | 13.7066 ° |
| Sidereal period | 5.50 a |
| Physical Properties | |
| Absolute brightness | 13.4 mag |
| history | |
| Explorer |
Freimut Börngen , Lutz D. Schmadel |
| Date of discovery | 4th September 1992 |
| Another name | 1992 RY, 2000 EJ 166 |
| 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. | |
(21109) Sünkel is an asteroid of the main belt that was discovered on September 4, 1992 by the German astronomers Freimut Börngen and Lutz D. Schmadel at the observatory of the Thuringian State Observatory Tautenburg ( IAU code 033).
The asteroid is named after the Austrian geodesist Hans Sünkel (* 1948), who headed TU Graz as rector from October 2003 to October 2011 .
See also
Web links
- Asteroid Sünkel: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- (21109) Sünkel in the Small-Body Database of the Jet Propulsion Laboratory (English).
- (21109) Sünkel in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
Individual evidence
- ↑ Vice Rector Kainz succeeds Sünkel as Rector after Die Presse April 11, 2011 (accessed on November 22, 2011)