Acrab BvsCastor B
Castor B has a higher Declination (32 vs -20 °), while Castor B has a higher Absolute Magnitude (2 vs -1 mag), while Acrab B has a higher Luminosity (142 vs 16 × Sun).
Brightness
5
Apparent Magnitude
3
-1
Absolute Magnitude
2
142
Luminosity
16
Physical Properties
398
Distance
52
10,435
Surface Temperature
N/A
0
Color Index (B-V)
N/A
Position
16
Right Ascension
8
-20
Declination
32
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Data sourced from HYG Database (Free for any purpose, including commercial).