# Beta Cygni Aa

> star in the constellation Cygnus

**Wikidata**: [Q66476737](https://www.wikidata.org/wiki/Q66476737)  
**Source**: https://4ort.xyz/entity/beta-cygni-aa


## References

1. SIMBAD
2. VizieR Online Data Catalog: Henry Draper Catalogue and Extension, published in Ann. Harvard Obs. 91-100 (1918-1925)
3. Washington Double Star Catalog
4. Catalogue of Stellar Photometry in Johnson's 11-color system
5. The Tycho double star catalogue
6. Vitesses radiales. Catalogue WEB: Wilson Evans Batten. Radial velocities: The Wilson-Evans-Batten catalogue
7. High-resolution spectroscopic survey of 671 GK giants. I - Stellar atmosphere parameters and abundances
8. The Tycho-2 catalogue of the 2.5 million brightest stars