EGGR 440

[ α=15.3h, δ=3.2° | DA/sdB+K4? | d=1234.7 pc ]
GJ 3899
Best fit:
Tstar = 10400 ± 200 K , Lstar = 4.9 ± 0.5 LSun , Rstar = 0.68 ± 0.03 RSun
Tstar = 2500 ± 200 K , Lstar = 0.13 ± 0.02 LSun , Rstar = 1.9 ± 0.2 RSun