53311 Deucalion

53311 Deucalion
Discovery [1]
Discovered byDES
Discovery siteKitt Peak National Obs.
Discovery date18 April 1999
Designations
(53311) Deucalion
Pronunciation/djuːˈkeɪliən, -ɒn/[2]
Named after
Δευκαλίων Deukălĭōn[1]
(Greek mythology)
1999 HU11
TNO [3] · cubewano[4]
cold [5]
AdjectivesDeucalionean
Deucalionian /djuːkæliˈoʊniən/
Orbital characteristics [3]
Epoch 27 April 2019 (JD 2458600.5)
Uncertainty parameter 4 · 3[1]
Observation arc15.04 yr (5,492 d)
Aphelion47.371 AU
Perihelion41.419 AU
44.395 AU
Eccentricity0.0670
295.81 yr (108,044 d)
307.41°
0° 0m 11.88s / day
Inclination0.3720°
51.363°
237.36°
Physical characteristics
131 km (est.)[5]
212 km (est.)[6]
0.09 (assumed)[6]
0.20 (assumed)[5]
6.6[1][3]

53311 Deucalion /djuːˈkeɪliən/ (provisional designation 1999 HU11) is a trans-Neptunian object from the classical Kuiper belt, with a diameter of approximately 130–210 kilometers (81–130 miles), located in the outermost region of the Solar System. The cubewano belongs to the cold population and was discovered on 18 April 1999, by the Deep Ecliptic Survey at the Kitt Peak National Observatory in Arizona, United States. It was named after Deucalion, from Greek mythology.[1][6][5]

  1. ^ a b c d e Cite error: The named reference MPC-object was invoked but never defined (see the help page).
  2. ^ Noah Webster (1884) A Practical Dictionary of the English Language
  3. ^ a b c Cite error: The named reference jpldata was invoked but never defined (see the help page).
  4. ^ Cite error: The named reference Buie was invoked but never defined (see the help page).
  5. ^ a b c d Cite error: The named reference Brown-dplist was invoked but never defined (see the help page).
  6. ^ a b c Cite error: The named reference johnstonsarchive-TNO-list was invoked but never defined (see the help page).