About HD 57866
HD 57866 is a trash star. It lies about 847.2 light-years from Earth, sits in the constellation CMa, shines at apparent magnitude 8.83 and has spectral type A0/A1V.
Its spectrum reads A0/A1V — 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.