# Q74028251

> classical Cepheid variable star in the constellation Cygnus

**Wikidata**: [Q74028251](https://www.wikidata.org/wiki/Q74028251)  
**Source**: https://4ort.xyz/entity/q74028251


## References

1. SIMBAD
2. Color excesses for supergiants and classical Cepheids. I. Calibration of the G-band photometry
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. Reclassification of Cepheids in the Gaia Data Release 2. Period-luminosity and period-Wesenheit relations in the Gaia passbands
7. A three-dimensional map of the Milky Way using classical Cepheid variable stars
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. Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system
12. Barium abundances in Cepheids