# Q66491685
**Wikidata**: [Q66491685](https://www.wikidata.org/wiki/Q66491685)  
**Source**: https://4ort.xyz/entity/q66491685


## References

1. SIMBAD
2. G.P. Kuiper's spectral classifications of proper-motion stars
3. Washington Double Star Catalog
4. The Tycho-2 catalogue of the 2.5 million brightest stars
5. Fourth USNO CCD Astrograph Catalog
6. Gaia Data Release 2
7. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)