# Q89659827

> RR Lyrae variable star in the constellation Corona Borealis

**Wikidata**: [Q89659827](https://www.wikidata.org/wiki/Q89659827)  
**Source**: https://4ort.xyz/entity/q89659827


## References

1. SIMBAD
2. General Catalogue of Variable Stars, 3rd ed.
3. ROTSE all-sky surveys for variable stars. I. Test fields
4. Mid-infrared period-luminosity relations of RR Lyrae stars derived from the AllWISE Data Release
5. Probing the outer galactic halo with RR Lyrae from the Catalina surveys
6. Gaia Data Release 2
7. The Tycho-2 catalogue of the 2.5 million brightest stars
8. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
9. Kinematics of metal-poor stars in the Galaxy. II. Proper motions for a large nonkinematically selected sample
10. The luminosities and distance scales of type II Cepheid and RR Lyrae variables