StM 258

[ α=16.0h, δ=34.8° | M3.5Ve | d=30.2 pc ]
Best fit:
Tstar = 3778 ± 5 K , Lstar = 0.0177 ± 0.0004 LSun , Rstar = 0.31 ± 0.004 RSun
Tdust = 978 ± 6 K , RBB = 0.0108 ± 0.0002 au , Ldisk/Lstar = 0.099 ± 0.001 , λ0 = 10.3 ± 0.1 μm , β = 2.5 ± 0.2