* chi Dra

[ α=18.4h, δ=72.7° | F7V | d=8.1 pc ]

* 44 Dra , * chi Dra , * chi Dra A , * chi Dra B , GJ 713 , GJ 713 A , GJ 713 B , HD 170153 , HIP 89937 , HR 6927 , TYC 4437-1491-1

Figs: sed | limits

I/O: data | model

Post: fit | extra

Best fit:

T_star = 6150 ± 20 K , L_star = 2.07 ± 0.03 L_Sun , R_star = 1.27 ± 0.01 R_Sun

T_dust = 140 ± 30 K , R_BB = 6 ± 3 au , L_disk/L_star = 2.3e-06 ± 8e-07 , λ₀ = 200 ± 300 μm , β = 1.3 ± 1