(215) Oenone
Asteroid (215) Oenone |
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Properties of the orbit ( animation ) | |
Orbit type | Middle main belt |
Major semi-axis | 2.769 AU |
eccentricity | 0.037 |
Perihelion - aphelion | 2.668 AU - 2.87 AU |
Inclination of the orbit plane | 1.7 ° |
Length of the ascending node | 25.1 ° |
Argument of the periapsis | 320.4 ° |
Time of passage of the perihelion | November 15, 2010 |
Sidereal period | 4 a 222 d |
Mean orbital velocity | 17.9 km / s |
Physical Properties | |
Medium diameter | 36 km |
Albedo | 0.2044 |
Rotation period | 20 h 0 min |
Absolute brightness | 9.59 likes |
Spectral class | S. |
history | |
Explorer | Viktor Knorre |
Date of discovery | April 7, 1880 |
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. |
(215) Oenone is an asteroid of the main asteroid belt discovered by Viktor Knorre on April 7, 1880 .
The celestial body was named after Oinone , a nymph from Greek mythology .
Oenone moves from 2.6720 ( perihelion ) to 2.8602 ( aphelion ) astronomical units around the Sun in 4.6006 years . The orbit is inclined 1.6903 ° to the ecliptic , the orbital eccentricity is 0.0340.
Oenone has a diameter of 36 kilometers. It has a relatively light, silicate-rich surface with an albedo of 0.204. It rotates around its own axis in around 10 hours and 7 minutes.