Tags: Star.
HD 102776 also known by its Bayer designation j Centauri (j Cen) is a star in the constellation Centaurus.j Centauri is a blue-white B-type main sequence dwarf with a mean apparent magnitude of +4.30. It is approximately 600 light years from Earth. It is classified as a Gamma Cassiopeiae type variable star and its brightness varies from magnitude +4.30 to +4.39.