Castor BvsGinan
Castor B has a higher Declination (32 vs -60 °), while Castor B has a higher Absolute Magnitude (2 vs -1 mag), while Ginan has a higher Luminosity (158 vs 16 × Sun).
Brightness
3
Apparent Magnitude
4
2
Absolute Magnitude
-1
16
Luminosity
158
Physical Properties
52
Distance
230
N/A
Surface Temperature
3,968
N/A
Color Index (B-V)
1
Position
8
Right Ascension
12
32
Declination
-60
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Data sourced from HYG Database (Free for any purpose, including commercial).