--- name: β Gru constellation: Gru created_by: editor.cs created_date: 2023-11-05 17:45:11.761761 updated_by: editor.cs updated_date: 2023-11-05 17:45:11.761764 --- The red giant irregularly varies in brightness from 2mag to 2.3mag. Its luminosity is approximately 800 times that of the Sun. It is located 200 light years away. In the eyepiece, it nicely contrasts with the blue-white star Alnair.