# Q66609965
**Wikidata**: [Q66609965](https://www.wikidata.org/wiki/Q66609965)  
**Source**: https://4ort.xyz/entity/q66609965


## References

1. SIMBAD
2. Washington Double Star Catalog
3. VizieR Online Data Catalog: Henry Draper Catalogue and Extension, published in Ann. Harvard Obs. 91-100 (1918-1925)
4. UBV photometry of stars whose positions are accurately known. III
5. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
6. Fourth USNO CCD Astrograph Catalog
7. Gaia Data Release 2
8. Validation of the new Hipparcos reduction
9. New constraints on the chemical evolution of the solar neighbourhood and Galactic disc(s)