# Q74957550

> RR Lyrae variable star in the constellation Sagittarius

**Wikidata**: [Q74957550](https://www.wikidata.org/wiki/Q74957550)  
**Source**: https://4ort.xyz/entity/q74957550


## References

1. SIMBAD
2. Medium-resolution Isaac Newton Telescope library of empirical spectra - II. The stellar atmospheric parameters
3. General Catalogue of Variable Stars, 3rd ed.
4. Mid-infrared period-luminosity relations of RR Lyrae stars derived from the AllWISE Data Release
5. Characteristics of bright AB-type RR Lyrae stars from the ASAS and WASP surveys
6. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
7. Gaia Data Release 2
8. Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system
9. Abundances of 23 field RR Lyrae stars