AlpheccavsAtria
Alphecca has a higher Declination (27 vs -69 °), while Alphecca has a higher Absolute Magnitude (0 vs -3 mag), while Atria has a higher Color Index (B-V) (1 vs 0).
Brightness
2
Apparent Magnitude
2
0
Absolute Magnitude
-3
60
Luminosity
2,152
Physical Properties
75
Distance
391
9,743
Surface Temperature
3,875
0
Color Index (B-V)
1
Position
16
Right Ascension
17
27
Declination
-69
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Data sourced from HYG Database (Free for any purpose, including commercial).