NunkivsRukbat
Rukbat has a higher Absolute Magnitude (0 vs -2 mag), while Nunki has a higher Luminosity (643 vs 71 × Sun), while Rukbat has a higher Apparent Magnitude (4 vs 2 mag).
Brightness
2
Apparent Magnitude
4
-2
Absolute Magnitude
0
643
Luminosity
71
Physical Properties
228
Distance
182
12,178
Surface Temperature
11,658
0
Color Index (B-V)
0
Position
19
Right Ascension
19
-26
Declination
-41
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Data sourced from HYG Database (Free for any purpose, including commercial).