HD 173740

[ α=18.7h, δ=59.6° | M3.5V | d=3.5 pc ]
GJ 725 B , HD 173740 , HIP 91772 , TYC 3930-1791-2
Best fit:
Tstar = 3490 ± 10 K , Lstar = 0.0105 ± 0.0002 LSun , Rstar = 0.28 ± 0.002 RSun