# DQ Hydrae

> RR Lyrae variable star in the constellation Hydra

**Wikidata**: [Q90646789](https://www.wikidata.org/wiki/Q90646789)  
**Source**: https://4ort.xyz/entity/dq-hydrae


## References

1. SIMBAD
2. Gaia Data Release 3
3. Gaia Data Release 2
4. Discovery of ~9,000 new RR Lyrae in the southern Catalina surveys
5. Analysis of RR Lyrae Stars in the Northern Sky Variability Survey
6. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
7. Gaia Early Data Release 3
8. Source