(789) Lena
Asteroid (789) Lena |
|
---|---|
Properties of the orbit ( animation ) | |
Orbit type | Main belt asteroid |
Major semi-axis | 2.6855 AU |
eccentricity | 0.1478 |
Perihelion - aphelion | 2.2887 AU - 3.0824 AU |
Inclination of the orbit plane | 10.804 ° |
Sidereal period | 4,401 a |
Mean orbital velocity | 18.18 km / s |
Physical Properties | |
Medium diameter | 22 km |
Albedo | ? |
Rotation period | ? H |
Absolute brightness | 11,179 likes |
Spectral class | X |
history | |
Explorer | G. N. Nikolayevich |
Date of discovery | 1914 |
Another name | 1914 UU, 1970 CE |
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. |
(789) Lena is an asteroid of the main belt that was discovered in Simejis on June 24, 1914 by the Russian astronomer Grigori Nikolajewitsch Neuimin .
The asteroid is dedicated to the mother of the discoverer, Elena Petrovna Neuimina (1860–1942).