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Secure your early registration rate! Register for ITM/PTTI 2025 by Friday, January 3 to save $200 on your registration. Register now: info.ion.org/itm

Your donations help support ION programs that enhance education and the ION professional community. Donate today: ion.org/about/donate.cfm *ION is a 501(c)3 charitable organization. Your donations to ION may be tax-deductible. Consult your tax professional for details.

Tightly Coupled Graph Neural Network and Kalman Filter for Smartphone Positioning navi.ion.org/content/71/4/na…

Ready to share your expertise at the world’s largest technical meeting and showcase of GNSS technology, products, and services? Submit your abstract today: info.ion.org/gnss25

Register for our upcoming complimentary webinar, "Cooperative Localization for GNSS-Denied Subterranean Navigation: A UAV–UGV Team Approach," taking place on Thursday, January 16 at 12:00 PM EST. Register today: info.ion.org/webinar

Efficient Signal Quality Monitoring of GNSS Signals Disturbed by Evil Waveforms navi.ion.org/content/71/4/na…

Registration for IEEE/ION PLANS 2025 is now open! Register today: info.ion.org/plans The Position, Location and Navigation Symposium (PLANS) is a biennial technical conference will take place April 28 - May 1, 2025 in Salt Lake City, Utah.

Improving GNSS Positioning Correction Using Deep Reinforcement Learning with an Adaptive Reward Augmentation Method navi.ion.org/content/71/4/na…

The JNC 2025 abstract deadline is February 3. Based on very strong attendance in 2024, abstract selection is expected to be very competitive. Late abstracts will not be accepted. Submit your abstract today: info.ion.org/jnc

Galileo High Accuracy Service: Tests in Different Operational Conditions navi.ion.org/content/71/4/na…

Your 2024 ION Wrapped is in!

Last Chance: Vote for ION Officers by Dec. 5 - mailchi.mp/ion/vote-for-ion-…

All smiles because the early bird rate for ITM/PTTI 2025 is still available for one month! Sign up now to save $200 on your registration: info.ion.org/itm

Read "Kalman Filtering with Uncertain and Asynchronous Measurement Epochs" from the Fall 2024 issue of NAVIGATION on our open-access website: navi.ion.org/content/71/3/na…

Your donations help support ION programs that enhance education and the ION professional community. Donate today: ion.org/about/donate.cfm *ION is a 501(c)3 charitable organization. Your donations to ION may be tax-deductible. Consult your tax professional for details.

Read "Array-Aided Precise Orbit and Attitude Determination of CubeSats using GNSS" from the Fall 2024 issue of NAVIGATION on our open-access website: navi.ion.org/content/71/3/na…

Watch our latest webinar: Satellite Ephemeris Parameterization Methods to Support Lunar P... youtu.be/yoqDujxgkhk?si=Letg… via @YouTube

Google used millions of Android phones to map the worst enemy of GPS popsci.com/technology/google…

Registration for IEEE/ION PLANS 2025 is now open & the technical program is available online. Learn more: info.ion.org/plans