AlpheratzvsErrai
Errai has a higher Absolute Magnitude (2 vs 0 mag), while Errai has a higher Color Index (B-V) (1 vs 0), while Errai has a higher Right Ascension (24 vs 0 h).
Brightness
2
Apparent Magnitude
3
0
Absolute Magnitude
2
114
Luminosity
9
Physical Properties
97
Distance
46
10,625
Surface Temperature
4,670
0
Color Index (B-V)
1
Position
0
Right Ascension
24
29
Declination
78
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Data sourced from HYG Database (Free for any purpose, including commercial).