(1697) Koskenniemi
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Asteroid (1697) Koskenniemi |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 2.3741 AU |
| eccentricity | 0.1185 |
| Perihelion - aphelion | 2.0927 AU - 2.6554 AU |
| Inclination of the orbit plane | 5.659 ° |
| Sidereal period | 3,658 a |
| Mean orbital velocity | 19.33 km / s |
| Physical Properties | |
| Medium diameter | ? km |
| Albedo | ? |
| Rotation period | ? H |
| Absolute brightness | 12.8 mag |
| Spectral class | ? |
| history | |
| Explorer | Heikki A. Alikoski |
| Date of discovery | September 8, 1940 |
| Another name | 1940 RM, 1951 UC, 1953 GU |
| 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. | |
(1697) Koskenniemi is an asteroid of the main belt , which on 8 September 1940 by the Finnish astronomer Heikki A. Alikoski in Turku was discovered.
The name of the asteroid is reminiscent of the popular Finnish poet Veikko Antero Koskenniemi (1885–1962).