HD 216931
[ α=23.0h, δ=-3.2° | A1/2III | d=106.6 pc ]
HD 216931 , HIP 113331 , TYC 5238-1508-1
Figs:
sed
|
limits
I/O:
data
|
model
Post:
fit
|
extra
Ext:
simbad
|
cds
|
cassis
|
finder
|
spitzer
|
mast
|
esasky
|
...
Files
Best fit:
T
star
= 7700 ± 100 K , L
star
= 19.3 ± 0.5 L
Sun
, R
star
= 2.47 ± 0.06 R
Sun
T
dust
= 760 ± 30 K , R
BB
= 0.6 ± 0.04 au , L
disk
/L
star
= 0.0009 ± 0.0002 , λ
0
= 11 ± 1 μm , β = 2.4 ± 0.3