AlnilamvsCopernicus
Copernicus has a higher Absolute Magnitude (6 vs -7 mag), while Copernicus has a higher Color Index (B-V) (1 vs 0), while Copernicus has a higher Declination (28 vs -1 °).
Brightness
2
Apparent Magnitude
6
-7
Absolute Magnitude
6
67,484
Luminosity
1
Physical Properties
1,977
Distance
40
13,211
Surface Temperature
5,081
0
Color Index (B-V)
1
Position
6
Right Ascension
9
-1
Declination
28
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Data sourced from HYG Database (Free for any purpose, including commercial).