CanopusvsCastor B
Castor B has a higher Declination (32 vs -53 °), while Castor B has a higher Absolute Magnitude (2 vs -5 mag), while Castor B has a higher Apparent Magnitude (3 vs -1 mag).
Brightness
-1
Apparent Magnitude
3
-5
Absolute Magnitude
2
13,855
Luminosity
16
Physical Properties
309
Distance
52
8,453
Surface Temperature
N/A
0
Color Index (B-V)
N/A
Position
6
Right Ascension
8
-53
Declination
32
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Data sourced from HYG Database (Free for any purpose, including commercial).