AlfirkvsMirach
Mirach has a higher Color Index (B-V) (2 vs 0), while Alfirk has a higher Right Ascension (21 vs 1 h), while Alfirk has a higher Luminosity (1,962 vs 474 × Sun).
Brightness
3
Apparent Magnitude
2
-3
Absolute Magnitude
-2
1,962
Luminosity
474
Physical Properties
685
Distance
197
13,609
Surface Temperature
3,683
0
Color Index (B-V)
2
Position
21
Right Ascension
1
71
Declination
36
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Data sourced from HYG Database (Free for any purpose, including commercial).