作者: Reza Ghoddousi-Fard , Pierre Héroux , Donald Danskin , David Boteler
DOI: 10.1029/2010SW000621
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摘要: [1] Understanding space weather phenomena in near real time can be challenging without the proper access to data sources. Space nowcasts and forecasts require timely dissemination of products relevant end-users. A process has been developed routinely map total electron content (TEC) estimated from GPS observations over Canada. This technique implements spherical cap harmonic analysis interpolate vertical estimates on a standardized mapping grid that compared with other types understand evolution processes ionosphere. The service also provide an estimate positioning errors encountered by Global Navigation Satellite Systems users are associated ionospheric TEC.