AchernarvsMerga
Merga has a higher Absolute Magnitude (2 vs -3 mag), while Merga has a higher Declination (46 vs -57 °), while Merga has a higher Color Index (B-V) (0 vs 0).
Brightness
0
Apparent Magnitude
6
-3
Absolute Magnitude
2
1,052
Luminosity
10
Physical Properties
139
Distance
160
12,650
Surface Temperature
6,472
0
Color Index (B-V)
0
Position
2
Right Ascension
15
-57
Declination
46
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Data sourced from HYG Database (Free for any purpose, including commercial).