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Orbital resonance

2:3 resonance with Neptune

The resonance in which a body completes two orbits for every three of Neptune's — the home of the 'plutinos', including Pluto itself.

Orbital resonanceResonance: 2:3

Overview

The resonance in which a body completes two orbits for every three of Neptune's — the home of the 'plutinos', including Pluto itself.

Members

1 modelled member.

  • The largest and best-known Kuiper Belt object, a dwarf planet locked in a 2:3 mean-motion resonance with Neptune (the archetypal 'plutino'), explored by New Horizons in 2015.

    CategoryDwarf planetDiscovered1930

Knowledge connections

Sources

The primary and reference sources this topic draws on.

  • NASANational Aeronautics and Space Administration

    Mission data, planetary science, space telescopes, and public-domain imagery.

    Most NASA-produced imagery is in the public domain; individual items are checked for usage terms before publication.

  • NASA JPLJet Propulsion Laboratory / Solar System Dynamics

    Orbital data, ephemerides, and small-body parameters for planets, asteroids, and comets.