International GNSS Day 2277

Sunday, 23 September 2277

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 2277?
International GNSS Day 2277 is on Sunday, 23 September 2277.
What day of the week is International GNSS Day 2277?
It falls on Sunday.
How is International GNSS Day calculated?
This event is observed every year on 23 September.