# Q66633147
**Wikidata**: [Q66633147](https://www.wikidata.org/wiki/Q66633147)  
**Source**: https://4ort.xyz/entity/q66633147


## 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 radial velocities, spectral classes and photographic magnitudes of 1041 late-type stars
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)