AchernarvsTupi
Tupi has a higher Absolute Magnitude (4 vs -3 mag), while Tupi has a higher Color Index (B-V) (1 vs 0), while Achernar has a higher Luminosity (1,052 vs 1 × Sun).
Brightness
0
Apparent Magnitude
7
-3
Absolute Magnitude
4
1,052
Luminosity
1
Physical Properties
139
Distance
111
12,650
Surface Temperature
6,035
0
Color Index (B-V)
1
Position
2
Right Ascension
4
-57
Declination
-53
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Data sourced from HYG Database (Free for any purpose, including commercial).