AchernarvsProcyon
Procyon has a higher Absolute Magnitude (3 vs -3 mag), while Procyon has a higher Color Index (B-V) (0 vs 0), while Procyon has a higher Declination (5 vs -57 °).
Brightness
0
Apparent Magnitude
0
-3
Absolute Magnitude
3
1,052
Luminosity
7
Physical Properties
139
Distance
11
12,650
Surface Temperature
6,714
0
Color Index (B-V)
0
Position
2
Right Ascension
8
-57
Declination
5
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Data sourced from HYG Database (Free for any purpose, including commercial).