# Q81918818

> star in the constellation Ursa Major

**Wikidata**: [Q81918818](https://www.wikidata.org/wiki/Q81918818)  
**Source**: https://4ort.xyz/entity/q81918818


## 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. II
5. Validation of the new Hipparcos reduction
6. Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system
7. New constraints on the chemical evolution of the solar neighbourhood and Galactic disc(s)