Star
Aldebaran
α Tauri · HIP 21421 · Orange giant
True colour from its B–V index (1.54) — a surface around 3,700 K.
Distance
66.6 light-years
Spectral type
K5III
Brightness
mag 0.87
Absolute mag
-0.68
Luminosity
163 × Sun
Surface
~3,700 K
Right ascension
4h 35m 55s
Declination
+16° 31′
- Aldebaran is a orange giant in Taurus.
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Distances and spectral types: HYG Database (Hipparcos parallaxes), CC BY-SA 4.0.