HD 3221

[ α=0.6h, δ=-61.9° | K4Ve | d=44.4 pc ]
HD 3221 , HIP 2729 , TYC 8841-652-1
Best fit:
Tstar = 4370 ± 10 K , Lstar = 0.452 ± 0.003 LSun , Rstar = 1.173 ± 0.01 RSun
Tdust = 900 ± 100 K , RBB = 0.07 ± 0.03 au , Ldisk/Lstar = 0.0013 ± 0.0006 , λ0 = 100 ± 200 μm , β = 1.5 ± 0.9