# AF Herculis

> RR Lyrae variable star in the constellation Hercules

**Wikidata**: [Q78264185](https://www.wikidata.org/wiki/Q78264185)  
**Source**: https://4ort.xyz/entity/af-herculis


## References

1. SIMBAD
2. VizieR
3. General Catalogue of Variable Stars, 3rd ed.
4. Probing the outer galactic halo with RR Lyrae from the Catalina surveys
5. The Identification of RR Lyrae and δ Scutti Stars from Variable Galaxy Evolution Explorer Ultraviolet Sources
6. Photometry of variable stars from the THU-NAOC transient survey. I. The first two years
7. Analysis of RR Lyrae Stars in the Northern Sky Variability Survey
8. The European Large-Area ISO Survey (ELAIS): the final band-merged catalogue
9. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
10. The second GALEX ultraviolet variability (GUVV-2) catalog
11. Gaia Early Data Release 3
12. Gaia Data Release 3
13. Gaia Data Release 2