(385) Ilmatar
Asteroid (385) Ilmatar |
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Properties of the orbit ( animation ) | |
Orbit type | Outer main belt |
Major semi-axis | 2,847 AU |
eccentricity | 0.126 |
Perihelion - aphelion | 2.489 AU - 3.205 AU |
Inclination of the orbit plane | 13.6 ° |
Length of the ascending node | 345.2 ° |
Argument of the periapsis | 187.8 ° |
Time of passage of the perihelion | July 17, 2009 |
Sidereal period | 4 a 294 d |
Mean orbital velocity | 17.6 km / s |
Physical Properties | |
Medium diameter | 92.0 km |
Albedo | 0.2129 |
Rotation period | 62 h 21 min |
Absolute brightness | 7.49 likes |
Spectral class | S. |
history | |
Explorer | Max Wolf |
Date of discovery | March 1, 1894 |
Another name | 1894 AX |
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. |
(385) Ilmatar is an asteroid of the main asteroid belt that was discovered by Max Wolf in Heidelberg on March 1, 1894 .
It is named after Ilmatar from Finnish mythology .
See also
Individual evidence
- ^ Dictionary of Minor Planet Names, Volume 1 in the Google Book Search