HD 120780
[
α=13.9h, δ=-50.9°
| K0V
| d=16.7 pc
]
GJ 531
,
GJ 531.0
,
HD 120780
,
HIP 67742
,
TYC 8275-1511-1
Best fit:
Tstar = 5190 ± 10 K , Lstar = 0.304 ± 0.003 LSun , Rstar = 0.681 ± 0.005 RSun
Tdust = 950 ± 40 K , RBB = 0.047 ± 0.004 au , Ldisk/Lstar = 0.005 ± 0.0005 , λ0 = 12 ± 2 μm , β = 2.1 ± 0.5