# Q66639687
**Wikidata**: [Q66639687](https://www.wikidata.org/wiki/Q66639687)  
**Source**: https://4ort.xyz/entity/q66639687


## References

1. SIMBAD
2. Close visual binaries. I. MK classifications
3. Washington Double Star Catalog
4. The Tycho-2 catalogue of the 2.5 million brightest stars
5. Gaia Data Release 2
6. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
7. Vitesses radiales. Catalogue WEB: Wilson Evans Batten. Radial velocities: The Wilson-Evans-Batten catalogue
8. The revision of the general catalogue of radial velocities