AchernarvsArkab Prior
Arkab Prior has a higher Right Ascension (19 vs 2 h), while Arkab Prior has a higher Apparent Magnitude (4 vs 0 mag), while Achernar has a higher Luminosity (1,052 vs 210 × Sun).
Brightness
0
Apparent Magnitude
4
-3
Absolute Magnitude
-1
1,052
Luminosity
210
Physical Properties
139
Distance
314
12,650
Surface Temperature
11,327
0
Color Index (B-V)
0
Position
2
Right Ascension
19
-57
Declination
-44
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Data sourced from HYG Database (Free for any purpose, including commercial).