About HD 133166
HD 133166 is a trash star. It lies about 268 light-years from Earth, sits in the constellation Lup, shines at apparent magnitude 7.92 and has spectral type K2III/IVCN..
Its spectrum reads K2III/IVCN. — a K-type star. Orange K dwarfs are the marathon runners of the galaxy, burning steadily for tens of billions of years.