HD 142521

[ α=15.9h, δ=-18.8° | M4III | d=342.1 pc ]
HD 142521 , TYC 6195-1293-1
Best fit:
Tstar = 3020 ± 10 K , Lstar = 810 ± 50 LSun , Rstar = 104 ± 3 RSun