HD 290540

[ α=5.5h, δ=-1.8° | A2 | d=448.8 pc ]
HD 290540 , TYC 4766-9-1
Best fit:
Tstar = 9200 ± 100 K , Lstar = 28 ± 2 LSun , Rstar = 2.09 ± 0.07 RSun
Tdust = 130 ± 10 K , RBB = 26 ± 4 au , Ldisk/Lstar = 5.8e-05 ± 7e-06 , λ0 = 100 ± 200 μm , β = 1.3 ± 1