About HD 190733
HD 190733 is a trash star. It lies about 460 light-years from Earth, sits in the constellation Pav, shines at apparent magnitude 7.01 and has spectral type A3/A4IV.
Its spectrum reads A3/A4IV — 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.