(6090) 1989 DJ
Encyclopedia
1989 DJ is a Jupiter Trojan minor planet
Minor planet
An asteroid group or minor-planet group is a population of minor planets that have a share broadly similar orbits. Members are generally unrelated to each other, unlike in an asteroid family, which often results from the break-up of a single asteroid...

. A part of the Greek camp, it lies at the L4 Lagrangian point
Lagrangian point
The Lagrangian points are the five positions in an orbital configuration where a small object affected only by gravity can theoretically be stationary relative to two larger objects...

. It was discovered by Henri Debehogne
Henri Debehogne
Henri Debehogne was a Belgian astronomer.He worked at the Observatoire Royal de Belgique in Uccle, and specialized in astrometry of comets and asteroids....

 at the La Silla Observatory
La Silla Observatory
La Silla Observatory is an astronomical observatory in Chile with three telescopes built and operated by the European Southern Observatory organisation, and several others are partly maintained by ESO...

in Chile on February 27, 1989.

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