# Q66630380

> classical Cepheid variable star in the constellation Perseus

**Wikidata**: [Q66630380](https://www.wikidata.org/wiki/Q66630380)  
**Source**: https://4ort.xyz/entity/q66630380


## References

1. SIMBAD
2. Binary Cepheids: separations and mass ratios in 5 M_{sun}_binaries
3. Observational studies of cepheid amplitudes. I. Period-amplitude relationships for galactic cepheids and interrelation of amplitudes
4. Gaia Data Release 2
5. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
6. Period-colour and amplitude-colour relations in classical Cepheid variables - IV. The multiphase relations
7. Barium abundances in Cepheids