Ross 555

[ α=1.9h, δ=-10.8° | M3.5 | d=17.2 pc ]
GJ 78 , HIP 8691 , TYC 5278-815-1
Best fit:
Tstar = 3486 ± 10 K , Lstar = 0.0197 ± 0.0001 LSun , Rstar = 0.385 ± 0.003 RSun