# Q66609719
**Wikidata**: [Q66609719](https://www.wikidata.org/wiki/Q66609719)  
**Source**: https://4ort.xyz/entity/q66609719


## References

1. SIMBAD
2. Spectral Classification of the Hot Components of a Large Sample of Stars with Composite Spectra, and Implication for the Absolute Magnitudes of the Cool Supergiant Components
3. Washington Double Star Catalog
4. The Tycho-2 catalogue of the 2.5 million brightest stars