AldebaranvsKapteyn's Star
Aldebaran has a higher Declination (17 vs -45 °), while Kapteyn's Star has a higher Absolute Magnitude (11 vs -1 mag), while Aldebaran has a higher Luminosity (163 vs 0 × Sun).
Brightness
1
Apparent Magnitude
9
-1
Absolute Magnitude
11
163
Luminosity
0
Physical Properties
67
Distance
13
3,737
Surface Temperature
3,730
2
Color Index (B-V)
2
Position
5
Right Ascension
5
17
Declination
-45
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Data sourced from HYG Database (Free for any purpose, including commercial).