* alf Sco

[ α=16.5h, δ=-26.4° | M0.5Iab+B3V: | d=169.8 pc ]
* 21 Sco , * alf Sco , * alf Sco A , HD 148478 , HIP 80763 , HR 6134 , NAME Antares , TYC 6803-2158-1
Best fit:
Tstar = 3010 ± 40 K , Lstar = 70000 ± 20000 LSun , Rstar = 900 ± 200 RSun