BD+66 34B

[ α=0.5h, δ=67.2° | M3V | d=10.0 pc ]
GJ 22 B , TYC 4027-802-1
Best fit:
Tstar = 3290 ± 70 K , Lstar = 0.0074 ± 0.0003 LSun , Rstar = 0.265 ± 0.007 RSun