# Q66647701
**Wikidata**: [Q66647701](https://www.wikidata.org/wiki/Q66647701)  
**Source**: https://4ort.xyz/entity/q66647701


## References

1. SIMBAD
2. G.P. Kuiper's spectral classifications of proper-motion stars
3. Gaia Data Release 2
4. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
5. New constraints on the chemical evolution of the solar neighbourhood and Galactic disc(s)