AlnilamvsSegin
Segin has a higher Declination (64 vs -1 °), while Alnilam has a higher Luminosity (67,484 vs 634 × Sun), while Alnilam has a higher Distance (1,977 vs 412 light-years).
Brightness
2
Apparent Magnitude
3
-7
Absolute Magnitude
-2
67,484
Luminosity
634
Physical Properties
1,977
Distance
412
13,211
Surface Temperature
12,489
0
Color Index (B-V)
0
Position
6
Right Ascension
2
-1
Declination
64
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Data sourced from HYG Database (Free for any purpose, including commercial).