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Coordinates : A resource on positioning, navigation and beyond » Blog Archive » The GPS Week Number Rollover is coming – 5 things you should know
U.S. Space Command - On this day in January 1980, the GPS epoch — the continuous time system for all satellites and observation systems — started at 00:00:00 Coordinated Universal Time (UTC)
![shows the time series of the offset UTC(IEN) versus GPS time, as one... | Download Scientific Diagram shows the time series of the offset UTC(IEN) versus GPS time, as one... | Download Scientific Diagram](https://www.researchgate.net/publication/224505769/figure/fig2/AS:669081166442505@1536532789737/shows-the-time-series-of-the-offset-UTCIEN-versus-GPS-time-as-one-datum-per-day-at-the.png)
shows the time series of the offset UTC(IEN) versus GPS time, as one... | Download Scientific Diagram
![GPS carrier-phase residuals against GPS nadir angles (top panel) and... | Download Scientific Diagram GPS carrier-phase residuals against GPS nadir angles (top panel) and... | Download Scientific Diagram](https://www.researchgate.net/publication/365175110/figure/fig9/AS:11431281117202189@1675393547508/GPS-carrier-phase-residuals-against-GPS-nadir-angles-top-panel-and-epoch-time-bottom.png)