* alf Ari

[ α=2.1h, δ=23.5° | K2-IIIbCa-1 | d=20.2 pc ]
* 13 Ari , * alf Ari , GJ 84.3 , GJ 9072 , HD 12929 , HIP 9884 , HR 617 , TYC 1758-2416-1
Best fit:
Tstar = 4517 ± 7 K , Lstar = 84.6 ± 1 LSun , Rstar = 15 ± 0.1 RSun