# 20 Lyn A
**Wikidata**: [Q66534213](https://www.wikidata.org/wiki/Q66534213)  
**Source**: https://4ort.xyz/entity/20-lyn-a


## References

1. SIMBAD
2. Spectral Classification of Stars in A Supplement to the Bright Star Catalogue
3. Washington Double Star Catalog
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. Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system