About 52 Sgr
52 Sgr is a rare star. It lies about 189.6 light-years from Earth, sits in the constellation Sgr, shines at apparent magnitude 4.59 and has spectral type B8/B9V.
Its spectrum reads B8/B9V — a blue-white B-type star, with a surface tens of thousands of degrees hot and a life measured in tens of millions of years.