* alf Tau

[ α=4.6h, δ=16.5° | K5+III | d=20.4 pc ]
* 87 Tau , * alf Tau , GJ 171.1 A , GJ 9159 A , HD 29139 , HIP 21421 , HR 1457 , TYC 1266-1416-1
Best fit:
Tstar = 3939 ± 6 K , Lstar = 420 ± 10 LSun , Rstar = 44.2 ± 0.7 RSun