* 57 UMa
[ α=11.5h, δ=39.3° | A2V | d=65.2 pc ]
* 57 UMa , HD 99787 , HIP 56034 , HR 4422
Figs:
sed
|
limits
I/O:
data
|
model
Post:
fit
|
extra
Ext:
simbad
|
cds
|
cassis
|
finder
|
spitzer
|
mast
|
esasky
|
...
Files
Best fit:
T
star
= 9500 ± 100 K , L
star
= 29 ± 2 L
Sun
, R
star
= 1.99 ± 0.07 R
Sun
T
dust
= 880 ± 90 K , R
BB
= 0.5 ± 0.1 au , L
disk
/L
star
= 0.00036 ± 9e-05 , λ
0
= 10.8 ± 0.5 μm , β = 2.8 ± 0.1