# Q81509904

> star in the constellation Boötes

**Wikidata**: [Q81509904](https://www.wikidata.org/wiki/Q81509904)  
**Source**: https://4ort.xyz/entity/q81509904


## References

1. SIMBAD
2. VizieR Online Data Catalog: Henry Draper Catalogue and Extension, published in Ann. Harvard Obs. 91-100 (1918-1925)
3. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
4. UBV photometry of stars whose positions are accurately known. III
5. Gaia Data Release 2
6. New constraints on the chemical evolution of the solar neighbourhood and Galactic disc(s)