# 1 Hydrae

> binary star in the constellation Hydra

**Wikidata**: [Q85352210](https://www.wikidata.org/wiki/Q85352210)  
**Source**: https://4ort.xyz/entity/1-hydrae


## References

1. SIMBAD
2. VizieR
3. Washington Double Star Catalog
4. The 2001 US Naval Observatory Double Star CD-ROM. I. The Washington Double Star Catalog