Asociación estelar de la Osa Mayor
HD 21447 is a probable binary star system located in the constellation Camelopardalis. The star is also known as HR 1046. It can be viewed with the naked eye, having an apparent visual magnitude of 5.09. Based upon an annual parallax shift of , it is located some 199 light years from the Sun. It is a candidate for membership in the Ursa Major Moving Group.