# Q89632356

> RR Lyrae variable star in the constellation Sagittarius

**Wikidata**: [Q89632356](https://www.wikidata.org/wiki/Q89632356)  
**Source**: https://4ort.xyz/entity/q89632356


## References

1. SIMBAD
2. The Henry Draper Extension Charts: A catalogue of accurate positions, proper motions, magnitudes and spectral types of 86933 stars
3. General Catalogue of Variable Stars, 3rd ed.
4. Gaia Data Release 2
5. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
6. The Tycho-2 catalogue of the 2.5 million brightest stars
7. The luminosities and distance scales of type II Cepheid and RR Lyrae variables