# Q66630398

> classical Cepheid variable star in the constellation Aquila

**Wikidata**: [Q66630398](https://www.wikidata.org/wiki/Q66630398)  
**Source**: https://4ort.xyz/entity/q66630398


## References

1. SIMBAD
2. Luminous stars in the Northern Milky Way
3. Observational studies of cepheid amplitudes. I. Period-amplitude relationships for galactic cepheids and interrelation of amplitudes
4. Catalogue of Stellar Photometry in Johnson's 11-color system
5. Gaia Data Release 2
6. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
7. Period-colour and amplitude-colour relations in classical Cepheid variables - IV. The multiphase relations
8. Barium abundances in Cepheids
9. The distribution of the elements in the galactic disk. III. A reconsideration of Cepheids from l = 30{deg} to 250{deg}