(3457) North Arnenheim
Asteroid (3457) North Arnenheim |
|
---|---|
Properties of the orbit ( animation ) | |
Orbit type | Main belt asteroid |
Asteroid family | Koronis family |
Major semi-axis | 2.8532 AU |
eccentricity | 0.0554 |
Perihelion - aphelion | 2.6951 AU - 3.0113 AU |
Inclination of the orbit plane | 3.2478 ° |
Length of the ascending node | 101.3439 ° |
Argument of the periapsis | 207.1858 ° |
Sidereal period | 4.82 a |
Mean orbital velocity | 17.63 km / s |
Physical Properties | |
Medium diameter | 12.702 ± 1.678 km |
Albedo | 0.182 ± 0.131 |
Absolute brightness | 12.0 mag |
history | |
Explorer | Henri Debehogne |
Date of discovery | 5th September 1985 |
Another name | 1985 RA 3 , 1969 EU, 1971 SK 3 , 1973 AX 1 , 1975 NT, 1979 HH 4 , 1980 PT 2 , 1980 RD 4 , 1981 WD 2 , 1983 CE 1 , 1983 DV |
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. |
(3457) Arne Nordheim is an asteroid of the main belt , which on 5 September 1985 by the Belgian astronomer Henri DEBEHOGNE at La Silla Observatory ( IAU code 809) of the European Southern Observatory in Chile was discovered.
The celestial body is a member of the Koronis family, a group of asteroids named after (158) Koronis.
The asteroid was named on July 5, 2001 after the Norwegian composer Arne Nordheim (1931-2010), who played a prominent role in Norwegian musical life.
See also
Individual evidence
- ↑ The family membership of (3457) Arnenordheim in the AstDyS-2 database (English)
Web links
- Asteroid Arnenordheim: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- (3457) Arnenordheim in the Small-Body Database of the Jet Propulsion Laboratory (English).
- (3457) Arnenordheim in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).