HD 163641

[ α=17.9h, δ=6.5° | B9Vp | d=173.8 pc ]
HD 163641 , HIP 87866 , HR 6690 , TYC 429-6-1
Best fit:
Tstar = 9180 ± 50 K , Lstar = 90 ± 4 LSun , Rstar = 3.75 ± 0.07 RSun