Show Summary Details

Quick Reference

The star Beta Centauri, the 11th-brightest star in the sky, also known as Agena. It is a B1 giant of magnitude 0.6, but is a variable of the Beta Cephei variety with an amplitude of only about 0.05 mag. It is a double, with a close companion of magnitude 3.9. Hadar lies 392 l.y. away.

Subjects: Astronomy and Astrophysics.

Reference entries

Users without a subscription are not able to see the full content. Please, subscribe or login to access all content.