# blink comparator

> Astronomical instrument used to measure movements or variations in the brightness of celestial objects

**Wikidata**: [Q884408](https://www.wikidata.org/wiki/Q884408)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Blink_comparator)  
**Source**: https://4ort.xyz/entity/blink-comparator


## References

1. [Sternengeschichten](http://scienceblogs.de/astrodicticum-simplex/2017/12/29/sternengeschichten-folge-266-der-blinkkomparator/)
2. Freebase Data Dumps. 2013