# Q66481694
**Wikidata**: [Q66481694](https://www.wikidata.org/wiki/Q66481694)  
**Source**: https://4ort.xyz/entity/q66481694


## References

1. SIMBAD
2. Photoelectric measurements of the lambda 4200 A CN band and the G band in G8-K5 spectra
3. Spectral classification of stars noted on Case objective-prism plates. I
4. The Tycho-2 catalogue of the 2.5 million brightest stars
5. Gaia Data Release 2
6. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
7. High-precision effective temperatures of 161 FGK supergiants from line-depth ratios