NOAA / Space Weather Prediction Center
SWPC Navigation Systems Page
PURPOSE: To provide data on the state of the space environment that may affect the proper operation of navigation systems. Click on the appropriate system for more information on conditions that may impact its' operation.
To assist in better understanding the text descriptions, SWPC provides you with a glossary of space environment terms.
DISCLAIMER This SWPC data base is real-time and is not recommended for research, since the values are preliminary. The National Geophysical Data Center (NGDC) is the national archive of data approved for research.
Updated: October 1, 2007
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