AlpheratzvsYildun
Yildun has a higher Color Index (B-V) (0 vs 0), while Yildun has a higher Absolute Magnitude (1 vs 0 mag), while Yildun has a higher Right Ascension (18 vs 0 h).
Brightness
2
Apparent Magnitude
4
0
Absolute Magnitude
1
114
Luminosity
44
Physical Properties
97
Distance
172
10,625
Surface Temperature
9,871
0
Color Index (B-V)
0
Position
0
Right Ascension
18
29
Declination
87
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Data sourced from HYG Database (Free for any purpose, including commercial).