S Cephei
Variable star in the constellation Cepheus
S Cephei (S Cep), also designated as HD 206362, is a carbon star and Mira-type variable in the constellation Cepheus. Based on the measurement of its annual parallax by the Gaia satellite, the star is approximately ~1,590 ly (~490 pc) away from Earth.
S Cephei is a carbon star of spectral type C7.3e. It is also a Mira-type variable star whose apparent magnitude varies from 6.6 to 12.5 in the form of a pulsation over a period of 484 days. Its variability was discovered by Karl Hencke in 1858.
Sources and credits
This article is adapted from the Wikipedia article “S Cephei”, written by its contributors and licensed under CC BY-SA 4.0. Fathomly has changed the layout, removed citation markers, navigation and maintenance notices, and adjusted punctuation. This adapted version is shared under the same license. For references, see the original article.
Images, from Wikimedia Commons:
- S Cephei by Wide-field Infrared Survey Explorer.png by Wide-field Infrared Survey Explorer, CC0
- SCepLightCurve.png by PopePompus, CC BY-SA 4.0
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