Zeta Cephei

age

Now about 50 million years old, Zeta began life at the hotter end of the range of class B dwarfs.

bayer designation

ζ Cephei

Cepheus OB6

Along with Delta Cep, Zeta appears to be part of the Cepheus OB6 association (centered at 880 light years), an expanding group of massive stars that share a common birthplace.

labeled with Greek Bayer designation

member of

Cepheus OB6

random

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spectral classification

Zeta Cephei has a spectral classification of K1.5Ib, indicating that it is a lower luminosity red supergiant star.

star of

STARS by Jim Kaler

Zeta Cephei (stars.astro.illinois.edu) Third magnitude (3.35) Zeta, notably brighter than Delta, lies with Epsilon Cephei in a little triangle at Cepheus’s southeastern corner.

tags

star
Latinized Bayer designation

Wikidata

https://www.wikidata.org/wiki/Q13787

Wikipedia

Zeta Cephei (Wikipedia) Zeta Cephei (ζ Cep, ζ Cephei) is a red supergiant star, located about 1000 light-years away in the constellation of Cepheus. Zeta Cephei marks the left shoulder of Cepheus, the King of Ethiopia. It is one of the fundamental stars of the MK spectral sequence, defined as type K1.5 Ib.