AlphardvsMirzam
Alphard has a higher Color Index (B-V) (1 vs 0), while Mirzam has a higher Luminosity (3,209 vs 426 × Sun), while Mirzam has a higher Surface Temperature (14,633 vs 3,886 K).
Brightness
2
Apparent Magnitude
2
-2
Absolute Magnitude
-4
426
Luminosity
3,209
Physical Properties
180
Distance
493
3,886
Surface Temperature
14,633
1
Color Index (B-V)
0
Position
9
Right Ascension
6
-9
Declination
-18
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Data sourced from HYG Database (Free for any purpose, including commercial).