BD+40 3796

[ α=19.6h, δ=41.3° | K7V | d=30.3 pc ]
TYC 3143-512-1
Best fit:
Tstar = 3940 ± 10 K , Lstar = 0.147 ± 0.006 LSun , Rstar = 0.82 ± 0.02 RSun