International GNSS Day 2040

Sunday, 23 September 2040

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 2040?
International GNSS Day 2040 is on Sunday, 23 September 2040.
What day of the week is International GNSS Day 2040?
It falls on Sunday.
How is International GNSS Day calculated?
This event is observed every year on 23 September.