About HD 188548
HD 188548 is an uncommon star. It lies about 280.2 light-years from Earth, sits in the constellation Sgr, shines at apparent magnitude 6.55 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.