RukbatvsSpica
Rukbat has a higher Absolute Magnitude (0 vs -3 mag), while Spica has a higher Luminosity (2,070 vs 71 × Sun), while Rukbat has a higher Apparent Magnitude (4 vs 1 mag).
Brightness
4
Apparent Magnitude
1
0
Absolute Magnitude
-3
71
Luminosity
2,070
Physical Properties
182
Distance
250
11,658
Surface Temperature
14,492
0
Color Index (B-V)
0
Position
19
Right Ascension
13
-41
Declination
-11
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Data sourced from HYG Database (Free for any purpose, including commercial).