(551) Ortrud
Asteroid (551) Ortrud |
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Properties of the orbit ( animation ) | |
Orbit type | Outer main belt |
Major semi-axis | 2.966 AU |
eccentricity | 0.126 |
Perihelion - aphelion | 2.593 AU - 3.339 AU |
Inclination of the orbit plane | 0.4 ° |
Length of the ascending node | 6.3 ° |
Argument of the periapsis | 68.4 ° |
Time of passage of the perihelion | March 26, 2012 |
Sidereal period | 5 a 40 d |
Mean orbital velocity | 17.2 km / s |
Physical Properties | |
Medium diameter | 78.46 km |
Albedo | 0.0426 |
Rotation period | 13 h 3 min |
Absolute brightness | 9.57 likes |
Spectral class | XC |
history | |
Explorer | Max Wolf |
Date of discovery | November 16, 1904 |
Another name | 1904 PM, 1962 DC, 1978 AA |
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. |
(551) Ortrud is an asteroid of the main belt that was discovered by Max Wolf on November 16, 1904 .
The asteroid was named after a character from Richard Wagner's opera Lohengrin .