Brown and his team also had been observing the dwarf planet Haumea for approximately six months before its announced discovery by José Luis Ortiz Moreno and colleagues from the Sierra Nevada Observatory in Spain.
Brown e o seu equipo tamén estiveron observando o planeta anano Haumea aproximadamente seis meses antes de que fora anunciada a súa descuberta por José Luis Ortiz Moreno e os seus compañeiros do Observatorio de Serra Nevada, en España.