AlreschavsCastor B
Castor B has a higher Declination (32 vs 3 °), while Castor B has a higher Right Ascension (8 vs 2 h), while Castor B has a higher Absolute Magnitude (2 vs 1 mag).
Brightness
4
Apparent Magnitude
3
1
Absolute Magnitude
2
55
Luminosity
16
Physical Properties
151
Distance
52
9,835
Surface Temperature
N/A
0
Color Index (B-V)
N/A
Position
2
Right Ascension
8
3
Declination
32
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Data sourced from HYG Database (Free for any purpose, including commercial).