# Q66643874
**Wikidata**: [Q66643874](https://www.wikidata.org/wiki/Q66643874)  
**Source**: https://4ort.xyz/entity/q66643874


## References

1. SIMBAD
2. Spectral and luminosity classifications and measurements of the strength of CN absorption for late-type stars from objective-prism spectra
3. The USNO-B Catalog
4. Gaia Data Release 2
5. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
6. Spectrometric composition of nearby K dwarfs
7. New constraints on the chemical evolution of the solar neighbourhood and Galactic disc(s)