# Q74968923

> classical Cepheid variable star in the constellation Orion

**Wikidata**: [Q74968923](https://www.wikidata.org/wiki/Q74968923)  
**Source**: https://4ort.xyz/entity/q74968923


## References

1. SIMBAD
2. Observational studies of cepheid amplitudes. I. Period-amplitude relationships for galactic cepheids and interrelation of amplitudes
3. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
4. The Tycho-2 catalogue of the 2.5 million brightest stars
5. Gaia Data Release 2
6. On the α-element gradients of the Galactic thin disk using Cepheids
7. On the fine structure of the Cepheid metallicity gradient in the Galactic thin disk
8. The distribution of the elements in the Galactic disk. II. Azimuthal and radial variation in abundances from Cepheids
9. Barium abundances in Cepheids