About HD 159513
HD 159513 is an uncommon star. It lies about 741.3 light-years from Earth, sits in the constellation Sco, shines at apparent magnitude 7.92 and has spectral type K3/K4III+...
Its spectrum reads K3/K4III+.. — a K-type star. Orange K dwarfs are the marathon runners of the galaxy, burning steadily for tens of billions of years.