DENIS-P J1228.2-1547 is a system of two nearly equal brown dwarfs, both are of spectral types L5.5:, located in constellation Corvus at approximately 20.2 parsecs or 66.0 light-years from Earth.

Corvus is a small constellation in the Southern Celestial Hemisphere. Its name means "crow" in Latin. One of the 48 constellations listed by the 2nd-century astronomer Ptolemy, it depicts a raven, a bird associated with stories about the god Apollo, perched on the back of Hydra the water snake. The four brightest stars, Gamma, Delta, Epsilon, and Beta Corvi, form a distinctive quadrilateral or cross-shape in the night sky.