G 66-37

[ α=14.9h, δ=12.4° | M2.5Ve | d=20.7 pc ]
GJ 3871 , TYC 921-78-1
Best fit:
Tstar = 3462 ± 7 K , Lstar = 0.0421 ± 0.0003 LSun , Rstar = 0.571 ± 0.004 RSun