# Q66491692
**Wikidata**: [Q66491692](https://www.wikidata.org/wiki/Q66491692)  
**Source**: https://4ort.xyz/entity/q66491692


## References

1. SIMBAD
2. MK classification for visual binary components
3. Washington Double Star Catalog
4. The Tycho double star catalogue
5. The Tycho-2 catalogue of the 2.5 million brightest stars