# Z Draconis

> variable star in the constellation Draco

**Wikidata**: [Q6170706](https://www.wikidata.org/wiki/Q6170706)  
**Source**: https://4ort.xyz/entity/z-draconis


## References

1. General Catalogue of Variable Stars
2. SB9: The ninth catalogue of spectroscopic binary orbits
3. On the subgiant components of eclipsing binary systems
4. SIMBAD
5. The Tycho-2 catalogue of the 2.5 million brightest stars
6. Gaia Data Release 2
7. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
8. Astrophysical supplements to the ASCC-2.5: Ia. Radial velocities of ∼55000 stars and mean radial velocities of 516 Galactic open clusters and associations