* eta Cha
[
α=8.7h, δ=-79.0°
| B8V
| d=99.6 pc
]
* eta Cha
,
HD 75416
,
HIP 42637
,
HR 3502
,
TYC 9403-1986-1
Best fit:
Tstar = 12800 ± 300 K , Lstar = 119 ± 8 LSun , Rstar = 2.2 ± 0.04 RSun
Tdust = 340 ± 20 K , RBB = 7.1 ± 0.7 au , Ldisk/Lstar = 0.0001 ± 1e-05 , λ0 = 300 ± 300 μm , β = 1 ± 1