Star
ζ Cephei
HIP 109492 · Orange supergiant
True colour from its B–V index (1.56) — a surface around 3,700 K.
Distance
836 light-years
Spectral type
K1Ibv SB
Brightness
mag 3.39
Absolute mag
-3.65
Luminosity
2,524 × Sun
Surface
~3,700 K
Right ascension
22h 10m 51s
Declination
+58° 12′
- ζ Cephei is a orange supergiant in Cepheus.
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Distances and spectral types: HYG Database (Hipparcos parallaxes), CC BY-SA 4.0.