BD+47 2112A

[ α=14.0h, δ=46.3° | M2V | d=11.2 pc ]
GJ 537 A , TYC 3465-617-1
Best fit:
Tstar = 3660 ± 10 K , Lstar = 0.0453 ± 0.0005 LSun , Rstar = 0.528 ± 0.006 RSun