SS Cephei

SS Cephei
SS Cephei, as seen during the Sloan Digital Sky Survey
Proper nameHD 22689
ConstellationCepheus
Coordinates
  • 03h 49m 30.03
  • +80° 19` 20.8
Distance847.18 ly (247.52 pc)
EpochJ2000
Characteristics
Apparent m7.16
Spectral typeM5IIIvar
Planets0
Orbit
Eccentricity0.24910

SS Cephei is a variable star in the constellation Cepheus. It is of spectral type M5IIIvar, and has an estimated temperature of 3,700 °F (2,310 K). The star is 847.18 light-years (247.52 parsecs) from Earth. SS Cephei has an apparent magnitude of 7.16.[1][2][3][4]

A light curve for SS Cephei, plotted from Hipparcos data[5]

See also

References

  1. ^ "SS Cep Star Facts(Type, Distance, Colour and other Facts) - Universe Guide". www.universeguide.com. January 25, 2015. Retrieved 2024-09-27.
  2. ^ "V* SS Cep". simbad.cds.unistra.fr. Retrieved 2024-09-27.
  3. ^ "Aladin Lite". aladin.cds.unistra.fr. Retrieved 2024-09-27.
  4. ^ "obj-Cep". britastro.org. Retrieved 2024-09-27.
  5. ^ EAS (1997). "The HIPPARCOS and TYCHO catalogues". Astrometric and Photometric Star Catalogues Derived from the ESA Hipparcos Space Astrometry Mission. ESA SP Series. 1200. Noordwijk, Netherlands: ESA Publications Division. Bibcode:1997HIP...C......0E. ISBN 9290923997. Retrieved 3 October 2024.