AlhenavsRastaban
Rastaban has a higher Color Index (B-V) (1 vs 0), while Rastaban has a higher Luminosity (906 vs 165 × Sun), while Alhena has a higher Absolute Magnitude (-1 vs -3 mag).
Brightness
2
Apparent Magnitude
3
-1
Absolute Magnitude
-3
165
Luminosity
906
Physical Properties
109
Distance
380
10,113
Surface Temperature
4,856
0
Color Index (B-V)
1
Position
7
Right Ascension
18
16
Declination
52
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Data sourced from HYG Database (Free for any purpose, including commercial).