AchernarvsAlpherg
Alpherg has a higher Declination (15 vs -57 °), while Alpherg has a higher Color Index (B-V) (1 vs 0), while Alpherg has a higher Apparent Magnitude (4 vs 0 mag).
Brightness
0
Apparent Magnitude
4
-3
Absolute Magnitude
-2
1,052
Luminosity
357
Physical Properties
139
Distance
350
12,650
Surface Temperature
4,806
0
Color Index (B-V)
1
Position
2
Right Ascension
2
-57
Declination
15
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Data sourced from HYG Database (Free for any purpose, including commercial).