1865 Cerberus
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| Discovery[1] | |
|---|---|
| Discovered by | Luboš Kohoutek |
| Discovery site | Hamburg-Bergedorf Observatory |
| Discovery date | October 26, 1971 |
| Designations | |
| MPC designation | 1865 |
| Named after | Cerberus |
| Alternative names | 1971 UA |
| Minor planet category | Apollo asteroid |
| Orbital characteristics[2] | |
| Epoch November 30, 2008 | |
| Aphelion | 1.5843 AU |
| Perihelion | 0.5757 AU |
| Semi-major axis | 1.08004 AU |
| Eccentricity | 0.466926 |
| Orbital period | 409.978 d(1.12 y) |
| Mean anomaly | 275.156° |
| Inclination | 16.091° |
| Longitude of ascending node | 212.985° |
| Argument of perihelion | 325.185° |
| Physical characteristics | |
| Dimensions | 1.2 km |
| Rotation period | 6.8 h |
| Albedo | 0.22 |
| Spectral type | S |
| Absolute magnitude (H) | 16.673 |
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1865 Cerberus is an Apollo and a Mars crosser asteroid, discovered in 1971 by Luboš Kohoutek [1] and named in 1974[3]
Cerberus passes within 30 Gm (Gigameters) of the Earth 7 times from the year 1900 to the year 2100, each time at a distance of 24.4 Gm to 25.7 Gm. It is named after the guard dog of the Underworld.
References
- ↑ 1.0 1.1 "Discovery Circumstances: Numbered Minor Planets (1)-(5000)". IAU: Minor Planet Center. Archived from the original on 02 February 2009. Retrieved December 22, 2008.
- ↑ "(1865) Cerberus". AstDyS. University of Pisa. Retrieved December 22, 2008.
- ↑ MPC 3758 ; see Michel-Alain Combes, Les NEO (Near-Earth Objects), especially this Excel spreadsheet
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