Star
Altair
α Aquilae · HIP 97649 · White subgiant
True colour from its B–V index (0.22) — a surface around 8,000 K.
Distance
16.7 light-years
Spectral type
A7IV-V
Brightness
mag 0.76
Absolute mag
2.21
Luminosity
11 × Sun
Surface
~8,000 K
Right ascension
19h 50m 47s
Declination
+8° 52′
- Altair is a white subgiant in Aquila.
In your sky
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More stars in Aquila
- Tarazedmag 2.72
- Okabmag 2.99
- θ Aquilaemag 3.24
- Almizanmag 3.36
- Al Thalimain Priormag 3.43
- Alshainmag 3.71
Distances and spectral types: HYG Database (Hipparcos parallaxes), CC BY-SA 4.0.