# Q83406659

> RR Lyrae variable star in the constellation Hydra

**Wikidata**: [Q83406659](https://www.wikidata.org/wiki/Q83406659)  
**Source**: https://4ort.xyz/entity/q83406659


## References

1. SIMBAD
2. Gaia Data Release 2
3. Machine-learned Identification of RR Lyrae Stars from Sparse, Multi-band Data: The PS1 Sample
4. The Identification of RR Lyrae and δ Scutti Stars from Variable Galaxy Evolution Explorer Ultraviolet Sources
5. The SDSS Photometric Catalog, Release 7
6. The second GALEX ultraviolet variability (GUVV-2) catalog
7. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
8. Evidence for a Milky way tidal stream reaching beyond 100 kpc