AlhenavsProcyon
Procyon has a higher Absolute Magnitude (3 vs -1 mag), while Procyon has a higher Color Index (B-V) (0 vs 0), while Alhena has a higher Luminosity (165 vs 7 × Sun).
Brightness
2
Apparent Magnitude
0
-1
Absolute Magnitude
3
165
Luminosity
7
Physical Properties
109
Distance
11
10,113
Surface Temperature
6,714
0
Color Index (B-V)
0
Position
7
Right Ascension
8
16
Declination
5
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Data sourced from HYG Database (Free for any purpose, including commercial).