AchernarvsPolaris
Polaris has a higher Declination (89 vs -57 °), while Polaris has a higher Color Index (B-V) (1 vs 0), while Polaris has a higher Apparent Magnitude (2 vs 0 mag).
Brightness
0
Apparent Magnitude
2
-3
Absolute Magnitude
-4
1,052
Luminosity
2,496
Physical Properties
139
Distance
433
12,650
Surface Temperature
5,830
0
Color Index (B-V)
1
Position
2
Right Ascension
3
-57
Declination
89
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Data sourced from HYG Database (Free for any purpose, including commercial).