HD77581

E976582 UNEXPLORED

HD 77581 is a massive early-type star that serves as the optical companion to the X-ray pulsar in the high-mass X-ray binary system Vela X-1.

All labels observed (1)

Label Occurrences
HD77581 canonical 1

How this entity was disambiguated

Referenced by (1)

Full triples — surface form annotated when it differs from this entity's canonical label.

Vela contains HD77581