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Discovery
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| Discovered by | J. Chacornac |
| Discovery date | April 6, 1855 |
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Designations
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| Named after | Circe |
| Alternate name(s) | 1965 JL |
| Minor planet category |
Main belt |
| Epoch December 31, 2006 (JD 2454100.5) | |
| Aphelion | 445.359 Gm (2.977 AU) |
| Perihelion | 358.093 Gm (2.394 AU) |
| Semi-major axis | 401.726 Gm (2.685 AU) |
| Eccentricity | 0.109 |
| Orbital period | 1607.332 d (4.40 a) |
| Average orbital speed | 18.12 km/s |
| Mean anomaly | 200.451° |
| Inclination | 5.503° |
| Longitude of ascending node | 184.535° |
| Argument of perihelion | 330.083° |
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Physical characteristics
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| Dimensions | 113.5 km |
| Mass | ~1.5×1018 kg |
| Mean density | 2.0? g/cm³ |
| Equatorial surface gravity | ~0.0317 m/s² |
| Escape velocity | ~0.0600 km/s |
| Rotation period | 0.5063 d (12.15 h) [1] |
| Albedo | 0.0541 [1] |
| Temperature | ~172 K |
| Spectral type | C |
| Absolute magnitude (H) | 8.51 |
34 Circe ( /ˈsɜrsiː/ sur-see) is a large, very dark main-belt asteroid.
It was discovered by J. Chacornac on April 6, 1855, and named after Circe, a goddess in Greek mythology.
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