IRC -20422

[ α=18.0h, δ=-22.0° | M4 | d=1617.1 pc ]
Best fit:
Tstar = 1700 ± 6 K , Lstar = 6000 ± 5000 LSun , Rstar = 900 ± 300 RSun
Tdust = 290 ± 40 K , RBB = 70 ± 30 au , Ldisk/Lstar = 0.0032 ± 0.0008 , λ0 = 18 ± 1 μm , β = 2.6 ± 0.2