About
About GGOS
What is GGOS?
Why GGOS?
Dual Roles of GGOS
Vision and Mission
GGOS History
Organization Structure
Managing Body
Coordinating Office CO
Science Panel
Bureaus
Focus Areas
GGOS Affiliates
GGOS Committees & Working Groups
Observations
Services
Geometric & General Services
IGS – Int. GNSS Service
ILRS – Int. Laser Ranging Service
IVS – Int. VLBI Service
IDS – Int. DORIS Service
IERS – Int. Earth Rotation and Reference Systems Service
PSMSL – Permanent Service for Mean Sea Level
Gravity Services
IGFS – Int. Gravity Field Service
ICGEM – International Centre for Global Earth Models
IDEMS – International Digital Elevation Model Service
IGETS – International Geodynamics and Earth Tide Service
ISG – International Service for the Geoid
BGI – International Gravimetric Bureau
Products
Events
Events
Upcoming Events
Past Events
Calendar
Blog
GGOS Blog – News
News
Article
Introduction
Newsletter
GGOS Cloud
Terms of References and Strategy
Reports and Articles
Presentations and Poster
Graphics and Images
Search
Menu
Menu
X
Youtube
LinkedIn
Facebook
GGOS Newsletter
Email - Contact GGOS
ABOUT
What is GGOS?
Why GGOS?
Dual Roles of GGOS
Vision and Mission
GGOS History
ORGANIZATION
Structure Overview
Managing Body
Overview
Executive Committee EC
Coordinating Office CO
Bureaus
Overview
BNO – Bureau of Networks and Observations
BPS – Bureau of Products and Standards
Focus Areas
Overview
Unified Height System
Introduction
Presentation
Objectives
Activities
Working Groups
Further Reading
Geohazards
Geodetic Space Weather Research
Introduction
Objectives
Joint Study Groups
GGOS Affiliates
Overview
GGOS Japan
GGOS Committees & Working Groups
Science Panel
OBSERVATIONS
PRODUCTS
SERVICES
EVENTS
Upcoming Events
Past Events
Calendar
BLOG – News
GGOS DOCUMENTS
GGOS Cloud
Terms of References and Strategy
Reports and Articles
Presentations and Poster
Graphics and Images
SERVICES
PRODUCTS
OBSERVATIONS
Discover
GGOS
and Geodesy
What is
GGOS
?
Vision & MISSION
WHY
GGOS
?
Video: Terrestrial Reference Frames
Observations
Products
Services
Latest
GGOS
Blog Posts
IAG
Scientific Assembly 2025 – Announcement
The International Association of Geodesy (
IAG
) will hold its Scientific Assembly in Rimini (Italy) on September 1-5, 2025.
The
IAG
Scientific Assembly…
December 16, 2024
/
by admin
EGU2025 Call For Abstracts:
GGOS
Session G2.3
We would like to draw your attention to the
EGU
session G2.3 "
GGOS
: Fostering collaboration in geodesy to address challenges for science and society" to…
November 20, 2024
/
by admin
GGOS
Days 2024 – Meeting Summary
The Executive Committee of the Global Geodetic Observing System (
GGOS
) organises every year the
GGOS
Days to update the geodetic community on recent achievements…
October 30, 2024
/
by admin
GGOS
Topical Meeting on the Atmosphere – Summary
The Global Geodetic Observing System (
GGOS
) of the International Association of Geodesy (
IAG
) convened geodetic and geophysical communities to participate…
October 30, 2024
/
by admin
UN
Science Summit – Africa Rising | Report Geodesy Day
We invite you to join us in-person or online for an amazing meeting on Geodesy in Africa at the Science Summit for the
UN
Sustainable Development Goals on Friday, 27 September 2024 | 8:30 am – 3:00 pm ET (
UTC
-4). Central to our agenda is integrating the African perspective to address unique challenges and contributions.
October 27, 2024
/
by admin
UN
-GGCE Geodesy Capacity Development Workshop
The United Nations Global Geodetic Centre of Excellence (
UN
-GGCE) invites surveying and geodetic professionals working for, or with, Member State government…
October 16, 2024
/
by admin
GGOS
Topical Meeting on Atmosphere | Travel Award Application and Abstract Submission
The abstract submission deadline for the
GGOS
Topical Meeting on the Atmosphere is approaching on 31 July. We encourage all researchers working in the…
June 19, 2024
/
by admin
New Video: Discover the Importance of Terrestrial Reference Frames
The Global Geodetic Observing System (
GGOS
) of the International Association of Geodesy (
IAG
) has released an enlightening 2 minute video showing the critical…
June 19, 2024
/
by admin
AGU2024 – Abstract Submission Open
We would like to draw your attention to our
GGOS
session G007 at the AGU2024 “Geodetic Standards for Improved Accurate and Consistent Earth Observation…
June 19, 2024
/
by admin
GGOS
Days 2024 – Announcement
Each year, the
GGOS
Executive Committee organises the
GGOS
Days to update the
IAG
and
GGOS
communities on recent achievements and current challenges faced…
May 23, 2024
/
by admin
Load more
Upcoming Events
EGU
General Assembly 2025 –
GGOS
April 28, 2025
-
May 2, 2025
Vienna, Austria Center
© Freepic.com
3rd
IAG
Commission 4 Symposium: Positioning and Applications
May 13, 2025
-
May 15, 2025
Wuhan, China
IAU
Symposium 401: Advancing Reference Systems, Ephemeris, and Standards
August 4, 2025
-
August 9, 2025
National University of La Plata (UNLP)
GGOS
Days 2025
September 1, 2025
-
September 5, 2025
Rimini, Italy
LOAD MORE
Scroll to top