CapellavsRukbat
Capella has a higher Declination (46 vs -41 °), while Rukbat has a higher Absolute Magnitude (0 vs -1 mag), while Capella has a higher Color Index (B-V) (1 vs 0).
Brightness
0
Apparent Magnitude
4
-1
Absolute Magnitude
0
139
Luminosity
71
Physical Properties
43
Distance
182
5,296
Surface Temperature
11,658
1
Color Index (B-V)
0
Position
5
Right Ascension
19
46
Declination
-41
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Data sourced from HYG Database (Free for any purpose, including commercial).