About HD 12121
HD 12121 is a trash star. It lies about 482.5 light-years from Earth, sits in the constellation Hyi, shines at apparent magnitude 7.01 and has spectral type A8IV/V.
Its spectrum reads A8IV/V — 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.