XO-3

[ α=4.4h, δ=57.8° | F5V | d=214.3 pc ]
TYC 3727-1064-1
Best fit:
Tstar = 6480 ± 50 K , Lstar = 4.2 ± 0.1 LSun , Rstar = 1.62 ± 0.03 RSun