53311 Deucalion

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53311 Deucalion
Discovery
Discovered by Deep Ecliptic Survey
Discovery date 18 April 1999
Designations
MPC designation (53311) Deucalion
Named after
Deucalion
1999 HU11
cubewano[1]
(cold)[2]
Adjectives Deucalionean, Deucalionian
Orbital characteristics[3]
Epoch 13 January 2016 (JD 2457400.5)
Uncertainty parameter 3
Observation arc 5492 days (15.04 yr)
Aphelion 47.051 AU (7.0387 Tm)
Perihelion 41.526 AU (6.2122 Tm)
44.289 AU (6.6255 Tm)
Eccentricity 0.062384
294.74 yr (107655 d)
4.467 km/s
303.33°
0° 0m 12.038s / day
Inclination 0.36736°
51.412°
236.92°
Earth MOID 40.5076 AU (6.05985 Tm)
Jupiter MOID 36.328 AU (5.4346 Tm)
TJupiter 5.941
Physical characteristics
Dimensions 211 ± ?? km[4]
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. ^ Brown, Mike. "How many dwarf planets are there in the Solar System". Retrieved 2018-02-17. 
  3. ^ "53311 Deucalion (1999 HU11)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 12 April 2016. 
  4. ^ Wm. Robert Johnston. "List of Known Trans-Neptunian Objects". Johnston's Archive. Archived from the original on 28 September 2008. Retrieved 2008-09-28. 

External links[edit]