# Optical Gravitational Lensing Experiment

> long-term variability sky survey

**Wikidata**: [Q1032158](https://www.wikidata.org/wiki/Q1032158)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Optical_Gravitational_Lensing_Experiment)  
**Source**: https://4ort.xyz/entity/optical-gravitational-lensing-experiment


## References

1. Freebase Data Dumps. 2013