53311 Deucalion

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53311 Deucalion
Discovery
Discovered by Deep Ecliptic Survey
Discovery date 18 April 1999
Designations
Named after
Deucalion
1999 HU11
Minor planet category TNO (cubewano)[1]
Adjectives Deucalionean, Deucalionian
Orbital characteristics
Epoch 18 August 2005 (JD 2453600.5)
Aphelion 47.157 AU
Perihelion 41.579 AU
44.368 AU
Eccentricity 0.063
295.540 y
4.467 km/s
291.869°
Inclination 0.366°
51.570°
235.548°
Physical characteristics
Dimensions 211 ± ?? km[2]
Temperature ~42 K
6.6

53311 Deucalion (/djˈkliən/ 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[edit]

  1. ^ Marc W. Buie (31 May 2003). "Orbit Fit and Astrometric record for 53311". SwRI (Space Science Department). Retrieved 2008-09-28. 
  2. ^ Wm. Robert Johnston. "List of Known Trans-Neptunian Objects". Johnston's Archive. Archived from the original on 28 September 2008. Retrieved 2008-09-28.