AchernarvsGacrux
Gacrux has a higher Color Index (B-V) (2 vs 0), while Gacrux has a higher Right Ascension (13 vs 2 h), while Achernar has a higher Luminosity (1,052 vs 148 × Sun).
Brightness
0
Apparent Magnitude
2
-3
Absolute Magnitude
-1
1,052
Luminosity
148
Physical Properties
139
Distance
89
12,650
Surface Temperature
3,649
0
Color Index (B-V)
2
Position
2
Right Ascension
13
-57
Declination
-57
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Data sourced from HYG Database (Free for any purpose, including commercial).