AlkaphrahvsAtria
Alkaphrah has a higher Declination (47 vs -69 °), while Atria has a higher Color Index (B-V) (1 vs 0), while Atria has a higher Luminosity (2,152 vs 393 × Sun).
Brightness
4
Apparent Magnitude
2
-2
Absolute Magnitude
-3
393
Luminosity
2,152
Physical Properties
358
Distance
391
10,039
Surface Temperature
3,875
0
Color Index (B-V)
1
Position
9
Right Ascension
17
47
Declination
-69
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Data sourced from HYG Database (Free for any purpose, including commercial).