PhHS-IHRF2026 – Int. Symposium on Physical Height Systems and the IHRF
- Category:
- Commission 2
- GGOS
- IGFS
General Authority for Survey and Geospatial Information (GEOSA) Riyadh, Kingdom of Saudi Arabia
The PhHS-IHRF2026 symposium will be held in Riyadh, Saudi Arabia from 7-9 April 2026. It focuses on observing and interpreting the Earth's gravity field and geoid, emphasizing height systems and the International Height Reference Frame (IHRF). This Joint IAG Symposium is co-organized by IAG Sub-Commissions 2.2 and 2.4, IGFS, and GGOS.



