(30798) Graubünden
Asteroid (30798) Graubünden |
|
---|---|
Properties of the orbit ( animation ) | |
Orbit type | Main belt |
Major semi-axis | 2.7040 AU |
eccentricity | 0.1314 |
Perihelion - aphelion | 2.3487 AU - 3.0594 AU |
Inclination of the orbit plane | 7.8385 ° |
Length of the ascending node | 323.3614 ° |
Argument of the periapsis | 194.9850 ° |
Sidereal period | 4.45 a |
Mean orbital velocity | 18.10 km / s |
Physical Properties | |
Absolute brightness | 13.9 likes |
history | |
Explorer | Freimut Börngen |
Date of discovery | February 2, 1989 |
Another name | 1989 CR 5 , 1998 CB 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. |
(30798) Graubünden is an asteroid of the main belt that was discovered on February 2, 1989 by the German astronomer Freimut Börngen at the Thuringian State Observatory Tautenburg ( IAU code 033) in Thuringia .
The asteroid was named on March 28, 2002 after the Swiss canton of Graubünden , which is the largest canton in Switzerland and lies entirely in the Alps .
See also
Web links
- Asteroid Graubunden: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- (30798) Graubünden in the Small-Body Database of the Jet Propulsion Laboratory (English).
- (30798) Graubünden in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).