When Pallas was discovered by the German astronomer Heinrich Wilhelm Matthäus Olbers on 28 March 1802, it was counted as a planet, as were other asteroids in the early 19th century.
Cando Pallas foi descuberto polo astrónomo Heinrich Wilhelm Matthäus Olbers o 28 de marzo de 1802, foi considerado coma un planeta, así coma outros asteroides no inicio do século XIX.