About HR 2720
HR 2720 is a trash star. It lies about 155.1 light-years from Earth, sits in the constellation CMa, shines at apparent magnitude 6.1 and has spectral type A8III/IV.
Its spectrum reads A8III/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.