V* BY Boo

[ α=14.1h, δ=43.9° | M4.5III | d=157.2 pc ]
HD 123657 , HIP 69038 , HR 5299 , TYC 3040-969-1
Best fit:
Tstar = 3070 ± 20 K , Lstar = 1500 ± 100 LSun , Rstar = 137 ± 6 RSun