# Q66609908
**Wikidata**: [Q66609908](https://www.wikidata.org/wiki/Q66609908)  
**Source**: https://4ort.xyz/entity/q66609908


## References

1. SIMBAD
2. Visual Multiples. IX. MK Spectral Types
3. Washington Double Star Catalog
4. The Tycho double star catalogue
5. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
6. Gaia Data Release 2
7. The 2001 US Naval Observatory Double Star CD-ROM. I. The Washington Double Star Catalog
8. PPM (Positions and Proper Motions) North Star Catalogue