(6919) Tomonaga

(6919) Tomonaga
Caractéristiques orbitales
Époque (JJ 2457200,5)[1]
Établi sur ?
 observ. couvrant ? (U = 0)
Demi-grand axe (a) 338,096 × 106 km[1]
(2,26 ua)
Périhélie (q) 303,688 × 106 km[1]
(2,03 ua)
Aphélie (Q) 373,999 × 106 km[1]
(2,50 ua)
Excentricité (e) 0,10[1]
Période de révolution (Prév) ~1 242 j
(3,40 a)
Inclinaison (i) 5,2°[1]
Longitude du nœud ascendant (Ω) 137,1°[1]
Argument du périhélie (ω) 12,8°[1]
Anomalie moyenne (M0) 236,2°[1]
Catégorie Astéroïde de la ceinture principale[1],[2]
Caractéristiques physiques
Magnitude absolue (H) 13,9[1],[2]

Découverte
Date le [1],[2]
Découvert par Kin Endate et Kazuro Watanabe[1],[2]
Lieu Kitami[1]
Nommé d'après Sin-Itiro Tomonaga
Désignation 1993 HP[1],[2]

modifier

(6919) Tomonaga est un astéroïde de la ceinture principale.

Description

(6919) Tomonaga est un astéroïde[1] de la ceinture principale. Il fut découvert le à Kitami par Kin Endate et Kazuro Watanabe. Il présente une orbite caractérisée par un demi-grand axe de 2,26 UA, une excentricité de 0,10 et une inclinaison de 5,2° par rapport à l'écliptique[2].

Compléments

Articles connexes

Références

  1. ↑ a b c d e f g h i j k l m n o et p (en) « (6919) Tomonaga = 1993 HP », sur le site du Centre des planètes mineures (consulté le )
  2. ↑ a b c d e et f (en) « 6919 Tomonaga (1993 HP) » [html], sur ssd.jpl.nasa.gov, Jet Propulsion Laboratory (consulté le )


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