V* V636 Sco

[ α=17.4h, δ=-45.6° | F7/8Ib/II | d=1023.9 pc ]
HD 156979 , HIP 85035 , TYC 8341-720-1
Best fit:
Tstar = 5180 ± 20 K , Lstar = 3200 ± 300 LSun , Rstar = 70 ± 3 RSun