# Q77985764

> RR Lyrae variable star in the constellation Leo

**Wikidata**: [Q77985764](https://www.wikidata.org/wiki/Q77985764)  
**Source**: https://4ort.xyz/entity/q77985764


## References

1. SIMBAD
2. The Catalina surveys periodic variable star catalog
3. La Silla QUEST RR Lyrae star survey: region I
4. The SDSS Photometric Catalog, Release 7
5. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
6. Gaia Data Release 2
7. The Milky Way's circular velocity curve to 60 kpc and an estimate of the dark matter halo mass from the kinematics of ~2400 SDSS blue horizontal-branch stars