# HD 223731

> star in the constellation Cepheus

**Wikidata**: [Q10849647](https://www.wikidata.org/wiki/Q10849647)  
**Source**: https://4ort.xyz/entity/q10849647


## References

1. SIMBAD
2. VizieR
3. Luminosity criteria from objective-prism spectra for stars from F0 to K5
4. The USNO-B Catalog
5. Gaia Data Release 2
6. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
7. New constraints on the chemical evolution of the solar neighbourhood and Galactic disc(s)