AlpheccavsProcyon
Procyon has a higher Color Index (B-V) (0 vs 0), while Alphecca has a higher Luminosity (60 vs 7 × Sun), while Alphecca has a higher Distance (75 vs 11 light-years).
Brightness
2
Apparent Magnitude
0
0
Absolute Magnitude
3
60
Luminosity
7
Physical Properties
75
Distance
11
9,743
Surface Temperature
6,714
0
Color Index (B-V)
0
Position
16
Right Ascension
8
27
Declination
5
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Data sourced from HYG Database (Free for any purpose, including commercial).