AchernarvsThuban
Thuban has a higher Declination (64 vs -57 °), while Thuban has a higher Right Ascension (14 vs 2 h), while Thuban has a higher Apparent Magnitude (4 vs 0 mag).
Brightness
0
Apparent Magnitude
4
-3
Absolute Magnitude
-1
1,052
Luminosity
256
Physical Properties
139
Distance
303
12,650
Surface Temperature
10,781
0
Color Index (B-V)
0
Position
2
Right Ascension
14
-57
Declination
64
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Data sourced from HYG Database (Free for any purpose, including commercial).