* 61 Cyg B

[ α=21.1h, δ=38.7° | K7V | d=3.5 pc ]
* 61 Cyg B , GJ 820 B , HD 201092 , HIP 104217 , HR 8086 , TYC 3168-2798-1
Best fit:
Tstar = 3990 ± 20 K , Lstar = 0.088 ± 0.002 LSun , Rstar = 0.623 ± 0.005 RSun