# V661 Hydrae

> eclipsing binary star

**Wikidata**: [Q88604813](https://www.wikidata.org/wiki/Q88604813)  
**Source**: https://4ort.xyz/entity/v661-hydrae


## References

1. SIMBAD
2. The Sixth Data Release of the Radial Velocity Experiment (RAVE). II. Stellar Atmospheric Parameters, Chemical Abundances, and Distances
3. A catalog of 1022 bright contact binary stars
4. Source
5. The Catalina surveys periodic variable star catalog
6. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
7. The DENIS database, 3rd Release
8. The USNO-B Catalog
9. Gaia Data Release 2
10. Gaia Data Release 3
11. The Radial Velocity Experiment (RAVE): fifth data release
12. The radial velocity experiment (RAVE): fourth data release