V* V339 Vir

[ α=13.2h, δ=-10.5° | M4III | d=378.3 pc ]
HD 114557 , TYC 5540-333-1
Best fit:
Tstar = 3411 ± 4 K , Lstar = 1900 ± 200 LSun , Rstar = 124 ± 6 RSun