Object in a 2:3 Orbital Resonance With Neptune

This page is the CodyCross answer for the clue below from Resorts, Group 555, Puzzle 1 (Local Markets).

Question is: Object in a 2:3 Orbital Resonance With Neptune

and the answer is: PLUTINO

Word Meaning:

PLUTINO — (astronomy) Any planetoid in the Kuiper belt whose orbit, like that of Pluto, has a resonance of 3:2 with that of Neptune.

Definitions from Wiktionary.