V* V457 Vul

[ α=21.3h, δ=26.2° | K0V | d=39.3 pc ]
HD 203030 , HD 203030A , HIP 105232 , TYC 2190-1095-1
Best fit:
Tstar = 5470 ± 10 K , Lstar = 0.589 ± 0.003 LSun , Rstar = 0.855 ± 0.005 RSun