(1449) Virtanen
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Asteroid (1449) Virtanen |
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|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 2.2226 AU |
| eccentricity | 0.1423 |
| Perihelion - aphelion | 1.9062 AU - 2.5389 AU |
| Inclination of the orbit plane | 6.639 ° |
| Sidereal period | 3,314 a |
| Mean orbital velocity | 19.98 km / s |
| Physical Properties | |
| Medium diameter | approx. 9 km |
| Albedo | ? |
| Rotation period | ? H |
| Absolute brightness | 12.1 mag |
| Spectral class | S. |
| history | |
| Explorer | Yrjö Väisälä |
| Date of discovery | February 20, 1938 |
| Another name | 1938 DO, 1928 DC |
| 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. | |
(1449) Virtanen is an asteroid of the main belt , on 20 February 1938 by the Finnish astronomer Yrjö Väisälä at Turku was discovered.
The asteroid is named after the Finnish biochemist and Nobel Prize winner Artturi Ilmari Virtanen .