AlsephinavsRigel
Alsephina has a higher Color Index (B-V) (0 vs 0), while Rigel has a higher Luminosity (51,665 vs 90 × Sun), while Alsephina has a higher Absolute Magnitude (0 vs -7 mag).
Brightness
2
Apparent Magnitude
0
0
Absolute Magnitude
-7
90
Luminosity
51,665
Physical Properties
81
Distance
863
9,619
Surface Temperature
10,516
0
Color Index (B-V)
0
Position
9
Right Ascension
5
-55
Declination
-8
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Data sourced from HYG Database (Free for any purpose, including commercial).