Crater

IAU abbreviation: Crt

Crater is a small constellation in the southern celestial hemisphere. Its name is the Latinization of the Greek krater, a type of cup used to water down wine. One of the 48 constellations listed by the second-century astronomer Ptolemy, it depicts a cup that has been associated with the god Apollo and is perched on the back of Hydra the water snake.

• Abbreviation: Crt