# Q66632540

> star in the constellation Hercules

**Wikidata**: [Q66632540](https://www.wikidata.org/wiki/Q66632540)  
**Source**: https://4ort.xyz/entity/q66632540


## References

1. Washington Double Star Catalog
2. SIMBAD
3. VizieR Online Data Catalog: Henry Draper Catalogue and Extension, published in Ann. Harvard Obs. 91-100 (1918-1925)
4. The Tycho-2 catalogue of the 2.5 million brightest stars
5. Third U.S. Naval Observatory CCD Astrograph Catalog (UCAC3)
6. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
7. Validation of the new Hipparcos reduction
8. Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system
9. New constraints on the chemical evolution of the solar neighbourhood and Galactic disc(s)