AlderaminvsMerga
Merga has a higher Distance (160 vs 49 light-years), while Merga has a higher Apparent Magnitude (6 vs 2 mag), while Alderamin has a higher Luminosity (21 vs 10 × Sun).
Brightness
2
Apparent Magnitude
6
2
Absolute Magnitude
2
21
Luminosity
10
Physical Properties
49
Distance
160
7,747
Surface Temperature
6,472
0
Color Index (B-V)
0
Position
21
Right Ascension
15
63
Declination
46
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Data sourced from HYG Database (Free for any purpose, including commercial).