AlcyonevsProcyon
Procyon has a higher Absolute Magnitude (3 vs -3 mag), while Procyon has a higher Color Index (B-V) (0 vs 0), while Alcyone has a higher Luminosity (964 vs 7 × Sun).
Brightness
3
Apparent Magnitude
0
-3
Absolute Magnitude
3
964
Luminosity
7
Physical Properties
403
Distance
11
11,343
Surface Temperature
6,714
0
Color Index (B-V)
0
Position
4
Right Ascension
8
24
Declination
5
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Data sourced from HYG Database (Free for any purpose, including commercial).