A double star with components that can be separated with the naked eye. Both stars lie about 300 light-years away. Delta-1 is a yellow giant of magnitude 4.0; Delta-2 is a red giant of magnitude 4.1.
A wide naked-eye double. Both stars are yellow giants: Mu-1, 260 light-years distant, is of magnitude 4.8; Mu-2, 240 light-years away, is of magnitude 5.1.
Back To List
Up Next- Hercules