# S Cygni

> variable star in the constellation Cygnus

**Wikidata**: [Q31898818](https://www.wikidata.org/wiki/Q31898818)  
**Source**: https://4ort.xyz/entity/s-cygni


## References

1. SIMBAD
2. General Catalogue of Variable Stars
3. Spectral types of S and SC stars on the revised MK system
4. General Catalogue of Variable Stars, 3rd ed.
5. Gaia Data Release 2
6. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
7. Vitesses radiales. Catalogue WEB: Wilson Evans Batten. Radial velocities: The Wilson-Evans-Batten catalogue
8. General Catalogue of Stellar Radial Velocities