About HD 140636
HD 140636 is a trash star. It lies about 407.7 light-years from Earth, sits in the constellation Lup, shines at apparent magnitude 6.88 and has spectral type K2IIICN....
Its spectrum reads K2IIICN... — a K-type star. Orange K dwarfs are the marathon runners of the galaxy, burning steadily for tens of billions of years.