# BI Canum Venaticorum

> variable star

**Wikidata**: [Q5715683](https://www.wikidata.org/wiki/Q5715683)  
**Source**: https://4ort.xyz/entity/bi-canum-venaticorum


## References

1. SIMBAD
2. VizieR
3. Photometric studies of three neglected short-period contact binaries GN Bootis, BL Leonis, and V1918 Cygni
4. Gaia Data Release 3
5. ROTSE all-sky surveys for variable stars. I. Test fields
6. Up-to-date linear elements of eclipsing binaries
7. The Tycho-2 catalogue of the 2.5 million brightest stars
8. Gaia Data Release 2
9. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
10. Kinematics of W Ursae Majoris type binaries and evidence of the two types of formation