DubhevsErrai
Errai has a higher Absolute Magnitude (2 vs -1 mag), while Dubhe has a higher Luminosity (233 vs 9 × Sun), while Dubhe has a higher Distance (123 vs 46 light-years).
Brightness
2
Apparent Magnitude
3
-1
Absolute Magnitude
2
233
Luminosity
9
Physical Properties
123
Distance
46
4,601
Surface Temperature
4,670
1
Color Index (B-V)
1
Position
11
Right Ascension
24
62
Declination
78
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Data sourced from HYG Database (Free for any purpose, including commercial).