* alf Com

[ α=13.2h, δ=17.5° | F5V+F6V | d=17.8 pc ]
* 42 Com , * alf Com , GJ 501.0 , HIP 64241
Best fit:
Tstar = 6330 ± 40 K , Lstar = 4.7 ± 0.1 LSun , Rstar = 1.79 ± 0.04 RSun