AlderaminvsMarkab
Alderamin has a higher Absolute Magnitude (2 vs -1 mag), while Alderamin has a higher Color Index (B-V) (0 vs 0), while Markab has a higher Luminosity (147 vs 21 × Sun).
Brightness
2
Apparent Magnitude
2
2
Absolute Magnitude
-1
21
Luminosity
147
Physical Properties
49
Distance
133
7,747
Surface Temperature
10,150
0
Color Index (B-V)
0
Position
21
Right Ascension
23
63
Declination
15
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Data sourced from HYG Database (Free for any purpose, including commercial).