AlkaidvsAltair
Altair has a higher Color Index (B-V) (0 vs 0), while Altair has a higher Absolute Magnitude (2 vs -1 mag), while Alkaid has a higher Luminosity (161 vs 11 × Sun).
Brightness
2
Apparent Magnitude
1
-1
Absolute Magnitude
2
161
Luminosity
11
Physical Properties
104
Distance
17
11,556
Surface Temperature
8,004
0
Color Index (B-V)
0
Position
14
Right Ascension
20
49
Declination
9
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Data sourced from HYG Database (Free for any purpose, including commercial).