# HD 6540

> star in the constellation Cassiopeia

**Wikidata**: [Q10850355](https://www.wikidata.org/wiki/Q10850355)  
**Source**: https://4ort.xyz/entity/q10850355


## References

1. SIMBAD
2. [VizieR](http://vizier.cfa.harvard.edu/viz-bin/VizieR-5?-ref=VIZ5dd9c4c3cf5c&-out.add=.&-source=VI/42/out&-c=014.9346%20%2b52.8287,eq=B1875,rs=2)
3. Visual multiples. VIII. 1000 MK types
4. UBV photometry of stars whose positions are accurately known. VI
5. Gaia Data Release 2
6. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)