# Q74028377

> classical Cepheid variable star in the constellation Cygnus

**Wikidata**: [Q74028377](https://www.wikidata.org/wiki/Q74028377)  
**Source**: https://4ort.xyz/entity/q74028377


## References

1. SIMBAD
2. VizieR Online Data Catalog: General Catalogue of Variable Stars (Samus+, 2007-2017)
3. Observational studies of cepheid amplitudes. I. Period-amplitude relationships for galactic cepheids and interrelation of amplitudes
4. Gaia Data Release 2
5. The first INTEGRAL-OMC catalogue of optically variable sources
6. A three-dimensional map of the Milky Way using classical Cepheid variable stars
7. Reclassification of Cepheids in the Gaia Data Release 2. Period-luminosity and period-Wesenheit relations in the Gaia passbands
8. Period-colour and amplitude-colour relations in classical Cepheid variables - IV. The multiphase relations
9. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
10. Gaia Early Data Release 3
11. A global physical model for cepheids
12. Barium abundances in Cepheids