AlcyonevsSegin
Segin has a higher Declination (64 vs 24 °), while Alcyone has a higher Right Ascension (4 vs 2 h), while Alcyone has a higher Color Index (B-V) (0 vs 0).
Brightness
3
Apparent Magnitude
3
-3
Absolute Magnitude
-2
964
Luminosity
634
Physical Properties
403
Distance
412
11,343
Surface Temperature
12,489
0
Color Index (B-V)
0
Position
4
Right Ascension
2
24
Declination
64
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Data sourced from HYG Database (Free for any purpose, including commercial).