Ross 837

[ α=14.0h, δ=12.6° | M3.5V | d=9.4 pc ]
GJ 3817
Best fit:
Tstar = 3175 ± 10 K , Lstar = 0.0061 ± 4e-05 LSun , Rstar = 0.258 ± 0.002 RSun