BunavsPropus
Buna has a higher Absolute Magnitude (3 vs -2 mag), while Propus has a higher Luminosity (574 vs 4 × Sun), while Propus has a higher Color Index (B-V) (2 vs 1).
Brightness
7
Apparent Magnitude
3
3
Absolute Magnitude
-2
4
Luminosity
574
Physical Properties
189
Distance
385
5,757
Surface Temperature
3,649
1
Color Index (B-V)
2
Position
3
Right Ascension
6
42
Declination
23
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Data sourced from HYG Database (Free for any purpose, including commercial).