# Eta Cassiopeiae

> binary star system in the constellation Cassiopeia

**Wikidata**: [Q131757844](https://www.wikidata.org/wiki/Q131757844)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Eta_Cassiopeiae)  
**Source**: https://4ort.xyz/entity/eta-cassiopeiae


## References

1. Washington Double Star Catalog
2. SIMBAD
3. Gaia Early Data Release 3
4. Validation of the new Hipparcos reduction