HD 25457

[ α=4.0h, δ=-0.3° | F7V | d=18.7 pc ]

GJ 159 , HD 25457 , HIP 18859 , HR 1249 , TYC 4725-1276-1

Figs: sed | limits

I/O: data | model

Post: fit | extra

Best fit:

T_star = 6300 ± 20 K , L_star = 2.03 ± 0.01 L_Sun , R_star = 1.2 ± 0.01 R_Sun

T_dust = 170 ± 20 K , R_BB = 3.6 ± 0.8 au , L_disk/L_star = 4.1e-05 ± 5e-06 , λ₀ = 200 ± 300 μm , β = 1.4 ± 1

T_dust = 59 ± 3 K , R_BB = 32 ± 3 au , L_disk/L_star = 9.6e-05 ± 6e-06 , λ₀ = 300 ± 200 μm , β = 1.6 ± 0.6