Kappa Canis Majoris (κ CMa, κ Canis Majoris) is a star in the constellation Canis Major. It is approximately 790 light years from Earth.
κ Canis Majoris is a blue-white B-type subgiant with a mean apparent magnitude of +3.50. This is a rapidly rotating Be star with 5.9 times the radius of the Sun. It is classified as a Gamma Cassiopeiae type variable star and its brightness varies from magnitude +3.78 to +3.97.
Read more about Kappa Canis Majoris: Naming