About HD 188450
HD 188450 is an uncommon star. It lies about 1,988.8 light-years from Earth, sits in the constellation Sgr, shines at apparent magnitude 9.3 and has spectral type A3III.
Its spectrum reads A3III — 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.