# Q66491811
**Wikidata**: [Q66491811](https://www.wikidata.org/wiki/Q66491811)  
**Source**: https://4ort.xyz/entity/q66491811


## References

1. SIMBAD
2. MK classification for visual binary components
3. Washington Double Star Catalog
4. The Tycho double star catalogue
5. Gaia Data Release 2