GJ 399

[ α=10.7h, δ=-6.9° | M2.5 | d=15.6 pc ]
GJ 399 , HIP 52186 , TYC 4918-1304-1
Best fit:
Tstar = 3433 ± 5 K , Lstar = 0.0322 ± 0.0002 LSun , Rstar = 0.507 ± 0.003 RSun