Castor BvsMenkar
Castor B has a higher Absolute Magnitude (2 vs -2 mag), while Menkar has a higher Luminosity (490 vs 16 × Sun), while Castor B has a higher Declination (32 vs 4 °).
Brightness
3
Apparent Magnitude
3
2
Absolute Magnitude
-2
16
Luminosity
490
Physical Properties
52
Distance
249
N/A
Surface Temperature
3,608
N/A
Color Index (B-V)
2
Position
8
Right Ascension
3
32
Declination
4
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Data sourced from HYG Database (Free for any purpose, including commercial).