Classical Kuiper belt object

Kuiper belt object, not controlled by an orbital resonance with Neptune

A classical Kuiper Belt object or cubewano is a object in the Kuiper Belt not in orbital resonance with another planet.[1]

Currently there are two cubewanos that are classified as dwarf planets: Makemake and Quaoar.

Reference

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  1. Jewitt, David. "Classical Kuiper Belt Objects". UCLA.