HD 217357
[ α=23.0h, δ=-22.5° | K7+Vk | d=8.2 pc ]
GJ 884 , HD 217357 , HIP 113576 , TYC 6971-95-1
Figs:
sed
|
limits
I/O:
data
|
model
Post:
fit
|
extra
Ext:
simbad
|
cds
|
cassis
|
finder
|
spitzer
|
mast
|
esasky
|
...
Files
Herschel PSF fit
Best fit:
T
star
= 4077 ± 7 K , L
star
= 0.0939 ± 0.0005 L
Sun
, R
star
= 0.614 ± 0.003 R
Sun
T
dust
= 30 ± 10 K , R
BB
= 40 ± 30 au , L
disk
/L
star
= 5e-06 ± 2e-06 , λ
0
= 200 ± 300 μm , β = 1.1 ± 1