# Q66637709
**Wikidata**: [Q66637709](https://www.wikidata.org/wiki/Q66637709)  
**Source**: https://4ort.xyz/entity/q66637709


## References

1. SIMBAD
2. Washington Double Star Catalog
3. The Tycho-2 catalogue of the 2.5 million brightest stars
4. Gaia Data Release 2
5. H_{alpha}_-activity and ages for stars in the SARG survey