AchernarvsBarnard's Star
Barnard's Star has a higher Absolute Magnitude (13 vs -3 mag), while Barnard's Star has a higher Color Index (B-V) (2 vs 0), while Barnard's Star has a higher Declination (5 vs -57 °).
Brightness
0
Apparent Magnitude
10
-3
Absolute Magnitude
13
1,052
Luminosity
0
Physical Properties
139
Distance
6
12,650
Surface Temperature
3,691
0
Color Index (B-V)
2
Position
2
Right Ascension
18
-57
Declination
5
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Data sourced from HYG Database (Free for any purpose, including commercial).