International GNSS Day 2299

Saturday, 23 September 2299

International GNSS Day is observed on 23 September to raise awareness of Global Navigation Satellite Systems and their role in navigation, mapping, science, and modern global infrastructure.

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Frequently asked questions

When is International GNSS Day 2299?
International GNSS Day 2299 is on Saturday, 23 September 2299.
What day of the week is International GNSS Day 2299?
It falls on Saturday.
How is International GNSS Day calculated?
This event is observed every year on 23 September.