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About International GNSS Day
International GNSS Day is observed annually on October 23rd — the date written as 10.23, honouring the 10.23 MHz frequency that forms the original heartbeat of all GPS and GNSS satellites. Established by the Institute of Navigation (ION), the day highlights the vital role that Global Navigation Satellite Systems play across transportation, agriculture, aviation, surveying, and countless other sectors worldwide. Count down the days until International GNSS Day with our live countdown timer.
When is International GNSS Day in other years?
The following is a list of dates of when International GNSS Day will happen in the future.
Future International GNSS Day dates
| Event | Date | Link |
|---|---|---|
| International GNSS Day | Countdown | |
| International GNSS Day | Countdown | |
| International GNSS Day | Countdown | |
| International GNSS Day | Countdown | |
| International GNSS Day | Countdown |