# Oort constants

> empirically derived parameters A and B that characterize the differential rotational properties of our galaxy at the position of our Sun

**Wikidata**: [Q1775715](https://www.wikidata.org/wiki/Q1775715)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Oort_constants)  
**Source**: https://4ort.xyz/entity/oort-constants


## References

1. Freebase Data Dumps. 2013