CastorvsHunor
Hunor has a higher Color Index (B-V) (0 vs 0), while Castor has a higher Luminosity (49 vs 4 × Sun), while Hunor has a higher Distance (373 vs 51 light-years).
Brightness
2
Apparent Magnitude
9
1
Absolute Magnitude
3
49
Luminosity
4
Physical Properties
51
Distance
373
9,720
Surface Temperature
6,562
0
Color Index (B-V)
0
Position
8
Right Ascension
16
32
Declination
41
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Data sourced from HYG Database (Free for any purpose, including commercial).