Comet Elst–Pizarro is a body that displays characteristics of both asteroids and comets, and is the prototype of main-belt comets. Its orbit keeps it within the asteroid belt, yet it displayed a dust tail like a comet while near perihelion in 1996, 2001, and 2007.

Orbital period: 2,053 days

Discovered: July 24, 1979

Average orbital speed: 16.64 km/s

Observation arc: 13350 days (36.55 yr)

Discovery site: La Silla Observatory

Discoverers: Robert H. McNaught, Eric Walter Elst, Schelte J. Bus, Guido Pizarro