Ross 45B

[ α=5.6h, δ=10.3° | M4.5V | d=22.1 pc ]
GJ 3354
Best fit:
Tstar = 3400 ± 30 K , Lstar = 0.0134 ± 0.0003 LSun , Rstar = 0.333 ± 0.004 RSun