# X Lyrae

> variable star in the constellation Lyra

**Wikidata**: [Q56084146](https://www.wikidata.org/wiki/Q56084146)  
**Source**: https://4ort.xyz/entity/x-lyrae


## References

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