# 19 Herculis

> star in the constellation Hercules

**Wikidata**: [Q66481591](https://www.wikidata.org/wiki/Q66481591)  
**Source**: https://4ort.xyz/entity/19-herculis


## References

1. [SIMBAD](http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=19+Her&submit=SIMBAD+search)
2. SIMBAD
3. Mk classifications for F and G-type stars. I
4. The Tycho-2 catalogue of the 2.5 million brightest stars
5. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
6. Gaia Early Data Release 3
7. Gaia Data Release 2