About HD 224709
HD 224709 is a rare variable star. It lies about 654.9 light-years from Earth, sits in the constellation Peg, shines at apparent magnitude 9.05 and has spectral type M6e-M8.5e Tc.
Its spectrum reads M6e-M8.5e Tc — an M-type red star — and M stars are the silent majority: roughly three of every four stars in the galaxy are one.