# Q66477337
**Wikidata**: [Q66477337](https://www.wikidata.org/wiki/Q66477337)  
**Source**: https://4ort.xyz/entity/q66477337


## References

1. SIMBAD
2. The Perkins catalog of revised MK types for the cooler stars
3. MK classification for visual binary components
4. Washington Double Star Catalog
5. The Tycho-2 catalogue of the 2.5 million brightest stars
6. Gaia Data Release 2