# Q66632246
**Wikidata**: [Q66632246](https://www.wikidata.org/wiki/Q66632246)  
**Source**: https://4ort.xyz/entity/q66632246


## References

1. Washington Double Star Catalog
2. VizieR Online Data Catalog: Henry Draper Catalogue and Extension, published in Ann. Harvard Obs. 91-100 (1918-1925)
3. SIMBAD
4. The Tycho-2 catalogue of the 2.5 million brightest stars
5. Validation of the new Hipparcos reduction
6. Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system
7. New constraints on the chemical evolution of the solar neighbourhood and Galactic disc(s)