S Crucis
| Observation data Epoch J2000.0 Equinox J2000.0 (ICRS) | |
|---|---|
| Constellation | Crux |
| Right ascension | 12h 54m 21.99798s[1] |
| Declination | −58° 25′ 50.2136″[1] |
| Spectral type | F6-G1Ib-II[2] |
| Other designations | |
S Crucis is a star in the constellation Crux. A Cepheid variable, its apparent magnitude ranges from 6.22 to 6.92 over 4.68997 days.[2] It is a yellow-white supergiant that pulsates between spectral types F6Ib-II and G1Ib-II.[2] Its radius is 65.1 times that of the Sun.[3]
References
- ^ a b c "V* S Cru". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 12 March 2014.
- ^ a b c Watson, Christopher (4 January 2010). "S Crucis". AAVSO Website. American Association of Variable Star Observers. Retrieved 12 March 2014.
- ^ Moskalik, P.; Gorynya, N. A. (2005). "Mean Angular Diameters and Angular Diameter Amplitudes of Bright Cepheids". Acta Astronomica. 55: 247. arXiv:astro-ph/0507076. Bibcode:2005AcA....55..247M.
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