G 242-52

[ α=0.4h, δ=77.2° | M4.5 | d=19.2 pc ]
GJ 1010 B
Best fit:
Tstar = 3145 ± 6 K , Lstar = 0.00568 ± 4e-05 LSun , Rstar = 0.254 ± 0.002 RSun