# Q89840540

> classical Cepheid variable star in the constellation Cepheus

**Wikidata**: [Q89840540](https://www.wikidata.org/wiki/Q89840540)  
**Source**: https://4ort.xyz/entity/q89840540


## References

1. SIMBAD
2. Gaia Data Release 2
3. The first INTEGRAL-OMC catalogue of optically variable sources
4. Reclassification of Cepheids in the Gaia Data Release 2. Period-luminosity and period-Wesenheit relations in the Gaia passbands
5. The ASAS-SN Catalog of Variable Stars II: Uniform Classification of 412,000 Known Variables
6. A three-dimensional map of the Milky Way using classical Cepheid variable stars
7. The Guide Star Catalog, Version 1.2: An Astrometric Recalibration and Other Refinements
8. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
9. Gaia Early Data Release 3