HD 159021

[ α=17.6h, δ=-68.2° | A8VkA3mA3(_lB) | d=544.3 pc ]
HD 159021 , TYC 9289-584-1
Best fit:
Tstar = 7010 ± 30 K , Lstar = 77 ± 3 LSun , Rstar = 6 ± 0.1 RSun