SiriusvsVega
Vega has a higher Declination (39 vs -17 °), while Sirius has a higher Color Index (B-V) (0 vs 0), while Vega has a higher Apparent Magnitude (0 vs -1 mag).
Brightness
-1
Apparent Magnitude
0
1
Absolute Magnitude
1
23
Luminosity
50
Physical Properties
9
Distance
25
10,014
Surface Temperature
10,138
0
Color Index (B-V)
0
Position
7
Right Ascension
19
-17
Declination
39
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Data sourced from HYG Database (Free for any purpose, including commercial).