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Ground-Based Global Navigation Satellite System (GNSS)-based Upper Atmospheric Realtime Disaster Information and Alert Network (GUARDIAN) GPS Earth Orientation Parameters (1-day sampling, 7-day files) from NASA CDDIS

Published by CDDIS | National Aeronautics and Space Administration | Metadata Last Checked: February 14, 2026 | Last Modified: 2026-02-10
This product contains a time series of Earth orientation parameters from the IERS Bulletin A for the GPS constellation of satellites. The product is generated at JPL's Global Differential GPS Operations Centers.

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