(2180) Marjaleena
Asteroid (2180) Marjaleena |
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Properties of the orbit ( animation ) | |
Orbit type | Main belt asteroid |
Asteroid family | Eos family |
Major semi-axis | 3.0120 AU |
eccentricity | 0.0846 |
Perihelion - aphelion | 2.7573 AU - 3.2667 AU |
Inclination of the orbit plane | 9.234 ° |
Sidereal period | 5.227 a |
Mean orbital velocity | 17.16 km / s |
Physical Properties | |
Medium diameter | approx. 21 km |
Albedo | ? |
Rotation period | ? H |
Absolute brightness | 11.0 mag |
Spectral class | ? |
history | |
Explorer | Heikki A. Alikoski |
Date of discovery | September 8, 1940 |
Another name | 1940 RJ, 1950 NQ 1 , 1970 JL |
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. |
(2180) Marjaleena is an asteroid of the main belt , which on 8 September 1940 by the Finnish astronomer Heikki A. Alikoski in Turku was discovered.
The asteroid was named after the discoverer's daughter, Marjaleena Johnsson .