# Blazhko effect

> variation in period and amplitude in RR Lyrae type variable stars

**Wikidata**: [Q1578355](https://www.wikidata.org/wiki/Q1578355)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Blazhko_effect)  
**Source**: https://4ort.xyz/entity/blazhko-effect


## References

1. Freebase Data Dumps. 2013