CastorvsProxima Centauri
Castor has a higher Declination (32 vs -63 °), while Castor has a higher Luminosity (49 vs 0 × Sun), while Proxima Centauri has a higher Color Index (B-V) (2 vs 0).
Brightness
2
Apparent Magnitude
11
1
Absolute Magnitude
15
49
Luminosity
0
Physical Properties
51
Distance
4
9,720
Surface Temperature
3,383
0
Color Index (B-V)
2
Position
8
Right Ascension
14
32
Declination
-63
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Data sourced from HYG Database (Free for any purpose, including commercial).