# Q89775669

> classical Cepheid variable star in the constellation Norma

**Wikidata**: [Q89775669](https://www.wikidata.org/wiki/Q89775669)  
**Source**: https://4ort.xyz/entity/q89775669


## References

1. SIMBAD
2. Observational studies of cepheid amplitudes. I. Period-amplitude relationships for galactic cepheids and interrelation of amplitudes
3. The ASAS-SN Catalog of Variable Stars II: Uniform Classification of 412,000 Known Variables
4. The first INTEGRAL-OMC catalogue of optically variable sources
5. A three-dimensional map of the Milky Way using classical Cepheid variable stars
6. Catalogue of Stellar Photometry in Johnson's 11-color system
7. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
8. Gaia Early Data Release 3
9. Gaia Data Release 2
10. On the α-element gradients of the Galactic thin disk using Cepheids
11. The distribution of the elements in the Galactic disk. II. Azimuthal and radial variation in abundances from Cepheids
12. Barium abundances in Cepheids
13. Oxygen abundances in Cepheids
14. The distribution of the elements in the galactic disk. III. A reconsideration of Cepheids from l = 30{deg} to 250{deg}