AcruxvsRukbat
Rukbat has a higher Absolute Magnitude (0 vs -4 mag), while Acrux has a higher Luminosity (4,176 vs 71 × Sun), while Rukbat has a higher Apparent Magnitude (4 vs 1 mag).
Brightness
1
Apparent Magnitude
4
-4
Absolute Magnitude
0
4,176
Luminosity
71
Physical Properties
322
Distance
182
14,719
Surface Temperature
11,658
0
Color Index (B-V)
0
Position
12
Right Ascension
19
-63
Declination
-41
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Data sourced from HYG Database (Free for any purpose, including commercial).