# NO Hydrae

> long-period variable star in the constellation Hydra

**Wikidata**: [Q75008579](https://www.wikidata.org/wiki/Q75008579)  
**Source**: https://4ort.xyz/entity/no-hydrae


## References

1. SIMBAD
2. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
3. Gaia Early Data Release 3
4. Gaia Data Release 3
5. Gaia Data Release 2