AlcyonevsFafnir
Fafnir has a higher Color Index (B-V) (1 vs 0), while Fafnir has a higher Absolute Magnitude (0 vs -3 mag), while Alcyone has a higher Luminosity (964 vs 96 × Sun).
Brightness
3
Apparent Magnitude
5
-3
Absolute Magnitude
0
964
Luminosity
96
Physical Properties
403
Distance
315
11,343
Surface Temperature
4,350
0
Color Index (B-V)
1
Position
4
Right Ascension
18
24
Declination
66
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Data sourced from HYG Database (Free for any purpose, including commercial).