Tags: Star.
Kruger 60 (DO Cephei) is a binary star system located 13.15 light-years from the Sun. These red dwarf stars orbit each other every 44.6 years.The larger primary star is designated component A while the secondary smaller star is labeled component B. Component A has about 27% of the Sun’s mass and 35% of the Sun’s radius. Component B has about 18% of the Sun’s mass and 24% of the Sun’s radius. Component B is a flare star and has been given the variable star designation DO Cephei.