28978 Ixion
28978 Ixion is a Kuiper Belt object discovered on May 22, 2001.[1] It is classed as a plutino because its orbit is in a 2 to 3 orbital resonance with Planet Neptune, just like Pluto. Its orbit passes from 29.9 astronomical units to 49 astronomical unit.
References
[edit | edit source]- ↑ H. Boehnhardt; S, Bagnulo; K. Muinonen; M.A. Barucci; L. Kolokolova; E. Dotto; G.P. Tozzi (2004). "Surface characterization of 28978 Ixion (2001 KX)". Astronomy & Astrophysics. EDP Sciences. 415 (2): L21–L25. doi:10.1051/0004-6361:20040005. ISSN 0004-6361. Archived from the original on 2026-01-24. Retrieved 2026-07-09.