BD-17 3337

[ α=11.3h, δ=-18.1° | K5V | d=22.9 pc ]
GJ 421 B , HIP 54966 , TYC 6087-1753-1
Best fit:
Tstar = 4080 ± 10 K , Lstar = 0.0946 ± 0.0009 LSun , Rstar = 0.616 ± 0.006 RSun