AchernarvsAlsafi
Alsafi has a higher Declination (70 vs -57 °), while Alsafi has a higher Absolute Magnitude (6 vs -3 mag), while Alsafi has a higher Color Index (B-V) (1 vs 0).
Brightness
0
Apparent Magnitude
5
-3
Absolute Magnitude
6
1,052
Luminosity
0
Physical Properties
139
Distance
19
12,650
Surface Temperature
5,323
0
Color Index (B-V)
1
Position
2
Right Ascension
20
-57
Declination
70
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Data sourced from HYG Database (Free for any purpose, including commercial).