HD 230017A

[ α=18.9h, δ=11.0° | M0V | d=18.6 pc ]
GJ 734 A , HD 230017A , TYC 1043-1399-1
Best fit:
Tstar = 3990 ± 10 K , Lstar = 0.1277 ± 0.0009 LSun , Rstar = 0.747 ± 0.006 RSun