* iot Gru

[ α=23.2h, δ=-45.2° | K1III | d=56.2 pc ]
* iot Gru , HD 218670 , HIP 114421 , HR 8820 , TYC 8448-1362-1
Best fit:
Tstar = 4970 ± 10 K , Lstar = 95 ± 4 LSun , Rstar = 13.1 ± 0.3 RSun