53311 Deucalion
| Discovery | |
|---|---|
| Discovered by | Deep Ecliptic Survey |
| Discovery date | 18 April 1999 |
| Designations | |
Named after | Deucalion |
| 1999 HU11 | |
| cubewano[1] | |
| Adjectives | Deucalionean, Deucalionian |
| Orbital characteristics | |
| Epoch 9 December 2014 (JD 2457000.5) | |
| Aphelion | 46.83 AU |
| Perihelion | 41.48 AU |
| 44.16 AU | |
| Eccentricity | 0.0606 |
| 293.4 y | |
Average orbital speed | 4.467 km/s |
| 299.8° | |
| Inclination | 0.3660° |
| 51.45° | |
| 239.1° | |
| Physical characteristics | |
| Dimensions | 211 ± ?? km[2] |
| Temperature | ~42 K |
| 6.5 | |
|
| |
53311 Deucalion (/djuːˈkeɪliən/ dew-KAY-lee-ən; from Greek: Δευκαλίων) is a trans-Neptunian object (TNO). It was discovered in 1999 by the Deep Ecliptic Survey (DES). It is a cubewano, and named after Deucalion, from Greek mythology.
References
- ↑ Marc W. Buie (31 May 2003). "Orbit Fit and Astrometric record for 53311". SwRI (Space Science Department). Retrieved 2008-09-28.
- ↑ Wm. Robert Johnston. "List of Known Trans-Neptunian Objects". Johnston's Archive. Archived from the original on 28 September 2008. Retrieved 2008-09-28.
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