AchernarvsBetelgeuse
Betelgeuse has a higher Declination (7 vs -57 °), while Betelgeuse has a higher Color Index (B-V) (2 vs 0), while Betelgeuse has a higher Luminosity (13,415 vs 1,052 × Sun).
Brightness
0
Apparent Magnitude
0
-3
Absolute Magnitude
-5
1,052
Luminosity
13,415
Physical Properties
139
Distance
498
12,650
Surface Temperature
3,794
0
Color Index (B-V)
2
Position
2
Right Ascension
6
-57
Declination
7
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Data sourced from HYG Database (Free for any purpose, including commercial).