About HD 20936
HD 20936 is a trash star. It lies about 780.3 light-years from Earth, sits in the constellation Eri, shines at apparent magnitude 8.83 and has spectral type K1IIICN....
Its spectrum reads K1IIICN... — a K-type star. Orange K dwarfs are the marathon runners of the galaxy, burning steadily for tens of billions of years.