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Discovery
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| Discovered by | Viktor Knorre |
| Discovery date | April 7, 1880 |
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Designations
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| Named after | Oenone |
| Alternate name(s) | n/a |
| Minor planet category |
Main belt |
| Epoch 30 January 2005 (JD 2453400.5) | |
| Aphelion | 427.882 Gm (2.86 AU) |
| Perihelion | 399.729 Gm (2.672 AU) |
| Semi-major axis | 413.806 Gm (2.766 AU) |
| Eccentricity | 0.034 |
| Orbital period | 1680.34 d (4.6 a) |
| Average orbital speed | 17.91 km/s |
| Mean anomaly | 265.894° |
| Inclination | 1.69° |
| Longitude of ascending node | 25.052° |
| Argument of perihelion | 321.466° |
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Physical characteristics
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| Dimensions | 36.0 km |
| Mass | unknown |
| Mean density | unknown |
| Equatorial surface gravity | unknown |
| Escape velocity | unknown |
| Rotation period | unknown |
| Albedo | unknown |
| Temperature | unknown |
| Spectral type | unknown |
| Absolute magnitude (H) | 9.59 |
215 Oenone is a typical Main belt asteroid.
It was discovered by Viktor Knorre on April 7, 1880 in Berlin. It was first of his four asteroid discoveries.
It was named after Oenone, a nymph in Greek mythology.
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