AlkaphrahvsErrai
Errai has a higher Absolute Magnitude (2 vs -2 mag), while Errai has a higher Color Index (B-V) (1 vs 0), while Alkaphrah has a higher Luminosity (393 vs 9 × Sun).
Brightness
4
Apparent Magnitude
3
-2
Absolute Magnitude
2
393
Luminosity
9
Physical Properties
358
Distance
46
10,039
Surface Temperature
4,670
0
Color Index (B-V)
1
Position
9
Right Ascension
24
47
Declination
78
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Data sourced from HYG Database (Free for any purpose, including commercial).