# V636 Herculis

> star in the constellation Hercules

**Wikidata**: [Q11123814](https://www.wikidata.org/wiki/Q11123814)  
**Source**: https://4ort.xyz/entity/v636-herculis


## References

1. SIMBAD
2. VizieR
3. The Perkins catalog of revised MK types for the cooler stars
4. Catalogue of Stellar Photometry in Johnson's 11-color system
5. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
6. Gaia Early Data Release 3
7. Gaia Data Release 3
8. Gaia Data Release 2
9. Radii and Effective Temperatures for K and M Giants and Supergiants. II