(215) Oenone
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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.