# FO Hydrae

> Algol variable in the constellation Hydra

**Wikidata**: [Q77826331](https://www.wikidata.org/wiki/Q77826331)  
**Source**: https://4ort.xyz/entity/fo-hydrae


## References

1. SIMBAD
2. Gaia Data Release 3
3. The Sixth Data Release of the Radial Velocity Experiment (RAVE). II. Stellar Atmospheric Parameters, Chemical Abundances, and Distances
4. Automated variable star classification using the Northern Sky Variability Survey
5. Orbital period changes and the higher-order multiplicity fraction amongst SuperWASP eclipsing binaries
6. The Tycho-2 catalogue of the 2.5 million brightest stars
7. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
8. Fourth USNO CCD Astrograph Catalog
9. Gaia Early Data Release 3
10. Gaia Data Release 2
11. The radial velocity experiment (RAVE): fourth data release