AlterfvsMerga
Merga has a higher Absolute Magnitude (2 vs -1 mag), while Alterf has a higher Luminosity (166 vs 10 × Sun), while Alterf has a higher Color Index (B-V) (2 vs 0).
Brightness
4
Apparent Magnitude
6
-1
Absolute Magnitude
2
166
Luminosity
10
Physical Properties
329
Distance
160
3,733
Surface Temperature
6,472
2
Color Index (B-V)
0
Position
10
Right Ascension
15
23
Declination
46
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Data sourced from HYG Database (Free for any purpose, including commercial).