About HD 122158
HD 122158 is a trash star. It lies about 502.6 light-years from Earth, sits in the constellation Cen, shines at apparent magnitude 6.7 and has spectral type A4/A5V.
Its spectrum reads A4/A5V — an A-type star: white-hot, typically about twice the Sun's mass, and the class most of the sky's famous bright stars belong to.