# HD 117780

> eclipsing binary star

**Wikidata**: [Q95423763](https://www.wikidata.org/wiki/Q95423763)  
**Source**: https://4ort.xyz/entity/hd-117780


## References

1. SIMBAD
2. Source
3. Washington Double Star Catalog
4. Orbital period changes and the higher-order multiplicity fraction amongst SuperWASP eclipsing binaries
5. Fourth USNO CCD Astrograph Catalog
6. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
7. ASAS photometry of ROSAT sources. I. Periodic variable stars coincident with bright sources from the ROSAT All Sky Survey
8. Validation of the new Hipparcos reduction