# Q83556522
**Wikidata**: [Q83556522](https://www.wikidata.org/wiki/Q83556522)  
**Source**: https://4ort.xyz/entity/q83556522


## References

1. SIMBAD
2. MK classification of 142 visual binaries
3. The Tycho-2 catalogue of the 2.5 million brightest stars
4. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
5. Gaia Data Release 2
6. Validation of the new Hipparcos reduction
7. A spectroscopic survey of the youngest field stars in the solar neighbourhood. I. The optically bright sample