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(589683) 2010 RF43

(589683) 2010 RF43
Caractéristiques orbitales
Époque (JJ 2456400,5)[1]
Établi sur 36 observ. couvrant 743 jours (U = 5)
Demi-grand axe (a) 7,360 3 × 109 km
(49,2 ua)
Périhélie (q) 5,505 3 × 109 km
(36,8 ua)
Aphélie (Q) 9,215 3 × 109 km
(61,6 ua)
Excentricité (e) 0,251
Période de révolution (Prév) 126 298 ± 453 j
(345,7 a)
Inclinaison (i) 30,67°
Longitude du nœud ascendant (Ω) 25,26°
Argument du périhélie (ω) 191,5°
Anomalie moyenne (M0) 93,6°
Catégorie Objet épars[1],[2]
Caractéristiques physiques
Dimensions 380–860 km[3]
Diamètre 613 km[4]
Magnitude absolue (H) 3,87
Découverte
Plus ancienne observation de pré-découverte
Date 6 septembre 2010[5]
Découvert par Susan D. Benecchi[6]
Lieu Las Campanas, Chili
Désignation 2010 RF43

(589683) 2010 RF43 est un objet transneptunien ayant une magnitude absolue de 3,87[1]. Il fut découvert en 2010 par Susan D. Benecchi à l'observatoire de Las Campanas au Chili[6]. 2010 RF43 est actuellement classé comme objet épars[1],[2]. L'astronome Mike Brown le classe très favorablement comme candidat au statut de planète naine[4].

Références

  1. a b c et d (en) Caractéristiques et simulation d'orbite de 589683 dans la JPL Small-Body Database.
  2. a et b (en) Marc W. Buie, « Orbit Fit and Astrometric record for 10RF43 », SwRI (Space Science Department), 2013-02-13 using 34 of 36 observations (consulté le )
  3. (en) « Absolute Magnitude (H) », NASA / JPL (consulté le )
  4. a et b (en) Michael E. Brown, « How many dwarf planets are there in the outer solar system? (updates daily) », California Institute of Technology (consulté le )
  5. (en) « Findthedata.org », sur findthedata.org (consulté le ).
  6. a et b (en) « Mpec 2011-u09 : 2010 rf43 », sur minorplanetcenter.net (consulté le ).

Annexes

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