CastorvsLionrock
Castor has a higher Declination (32 vs -17 °), while Lionrock has a higher Color Index (B-V) (1 vs 0), while Lionrock has a higher Distance (427 vs 51 light-years).
Brightness
2
Apparent Magnitude
8
1
Absolute Magnitude
2
49
Luminosity
14
Physical Properties
51
Distance
427
9,720
Surface Temperature
5,045
0
Color Index (B-V)
1
Position
8
Right Ascension
22
32
Declination
-17
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Data sourced from HYG Database (Free for any purpose, including commercial).