* 22 Com

[ α=12.6h, δ=24.3° | A4Vm | d=85.3 pc ]
* 22 Com , HD 109307 , HIP 61295 , HR 4780 , TYC 1990-3780-1
Best fit:
Tstar = 8390 ± 40 K , Lstar = 18.2 ± 0.2 LSun , Rstar = 2.02 ± 0.02 RSun