AchernarvsAlioth
Alioth has a higher Declination (56 vs -57 °), while Alioth has a higher Absolute Magnitude (0 vs -3 mag), while Achernar has a higher Luminosity (1,052 vs 110 × Sun).
Brightness
0
Apparent Magnitude
2
-3
Absolute Magnitude
0
1,052
Luminosity
110
Physical Properties
139
Distance
83
12,650
Surface Temperature
10,408
0
Color Index (B-V)
0
Position
2
Right Ascension
13
-57
Declination
56
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Data sourced from HYG Database (Free for any purpose, including commercial).