Smartphone Decimeter Challenge
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Google, the Institute of Naviation's Satellite Division, and Kaggle are sponsoring the second Smartphone Decimeter Challenge at ION GNSS+. The competition begins May 2, and ends July 29. 100+ new traces containing raw GNSS measurements, sensor data, and precise ground truth will be publicly available. Participation in the competition is open to everyone. Participants are encouraged to submit an abstract to the session titled "Smartphone Decimeter Challenge" taking place at ION GNSS+ 2022.

See for details.

Session Description:

Teams develop high precision GNSS positioning using a pool of GNSS & IMU datasets collected from smartphones, accompanied by high accuracy ground truth. They compete to achieve the best location accuracy with the datasets provided.

To be eligible for prizes, competitors must provide a technical paper, register for the conference and present their paper. Authors desiring peer review must submit a completed manuscript in proper form by June 30. 

Paper selection for presentation at the conference is based on the accuracy results and theoretical innovation. Winner selection is based on accuracy results from the test datasets.

The top three teams receive:

  • Prize money ($5,000 first place; $3,000 second place; and $2,000 third place)
  • a guaranteed speaking slot at ION GNSS+ 2022
  • a complimentary registration for the presenting author
  • up to four nights complimentary lodging for the presenting author and airfare to the conference (restrictions apply)

Additional Information

  • For more information, including rules and regulations, visit
  • Presenting authors not placing first, second or third in the competition are required to register for the ION GNSS+ conference and pay applicable registration fees. 

Sponsor the Smartphone Decimeter Challenge

Interested in sponsoring the Smartphone Decimeter Challenge? Email