About HD 154290
HD 154290 is a trash star. It lies about 632.1 light-years from Earth, sits in the constellation Ara, shines at apparent magnitude 7.85 and has spectral type A2III/IV.
Its spectrum reads A2III/IV — 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.