# Category:YY Orionis variables

> Wikimedia category

**Wikidata**: [Q66290742](https://www.wikidata.org/wiki/Q66290742)  
**Source**: https://4ort.xyz/entity/category-yy-orionis-variables


## References

1. [General Catalogue of Variable Stars](http://www.sai.msu.su/gcvs/gcvs/vartype.htm)