BD+40 4631

[ α=21.7h, δ=41.6° | K8V | d=19.8 pc ]
GJ 836.8 , GJ 9752 , HIP 107346 , TYC 3192-1623-1
Best fit:
Tstar = 4140 ± 10 K , Lstar = 0.1068 ± 0.0006 LSun , Rstar = 0.635 ± 0.004 RSun