About HD 142255
HD 142255 is a trash star. It lies about 360.4 light-years from Earth, sits in the constellation Nor, shines at apparent magnitude 6.92 and has spectral type A4IV/V.
Its spectrum reads A4IV/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.