Acrab BvsAlcor
Alcor has a higher Declination (55 vs -20 °), while Alcor has a higher Absolute Magnitude (2 vs -1 mag), while Alcor has a higher Color Index (B-V) (0 vs 0).
Brightness
5
Apparent Magnitude
4
-1
Absolute Magnitude
2
142
Luminosity
14
Physical Properties
398
Distance
82
10,435
Surface Temperature
8,411
0
Color Index (B-V)
0
Position
16
Right Ascension
13
-20
Declination
55
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Data sourced from HYG Database (Free for any purpose, including commercial).