AchernarvsElgafar
Elgafar has a higher Absolute Magnitude (2 vs -3 mag), while Elgafar has a higher Color Index (B-V) (1 vs 0), while Achernar has a higher Luminosity (1,052 vs 14 × Sun).
Brightness
0
Apparent Magnitude
5
-3
Absolute Magnitude
2
1,052
Luminosity
14
Physical Properties
139
Distance
118
12,650
Surface Temperature
5,626
0
Color Index (B-V)
1
Position
2
Right Ascension
14
-57
Declination
-2
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Data sourced from HYG Database (Free for any purpose, including commercial).