About HD 109123
HD 109123 is a rare star. It lies about 1,583.3 light-years from Earth, sits in the constellation Cru, shines at apparent magnitude 7.83 and has spectral type K4III+....
Its spectrum reads K4III+... — a K-type star. Orange K dwarfs are the marathon runners of the galaxy, burning steadily for tens of billions of years.