HD 239644

[ α=21.4h, δ=56.5° | B3 | d=1027.7 pc ]
HD 239644 , HIP 105545 , TYC 3974-832-1
Best fit:
Tstar = 6740 ± 20 K , Lstar = 157 ± 8 LSun , Rstar = 9.2 ± 0.2 RSun