# International Terrestrial Reference Frame

> realization of the International Terrestrial Reference System

**Wikidata**: [Q20820222](https://www.wikidata.org/wiki/Q20820222)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/International_Terrestrial_Reference_Frame)  
**Source**: https://4ort.xyz/entity/international-terrestrial-reference-frame