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#1 Federal
GPS Total Electron Content (TEC) 15-min data
- Organization: National Aeronautics and Space Administration
- Dataset Last Updated: November 03, 2026
This date set contains total electron content (TEC) and global ionospheric maps estimated every 15 minutes by the International GNSS Service (IGS) Analysis Centre. IGS uses the averages of 4...
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Search relevance: 282.64 | Views last month: 7 | Catalog Last Checked: November 04, 2026 at 12:40 AM
#2 Federal
GPS Deduced ROTI Index, Standard Deviation of the Rate of Change of the Total Electron Content (TEC), World Maps and Movies, 15 min Data
- Organization: National Aeronautics and Space Administration
- Dataset Last Updated: November 03, 2026
The ROTI Index is the Standard Deviation of the Rate of Change of the Total Electron Content, TEC, during a 15 min Interval. The TEC Values are measured between a Global Positioning Satellite,...
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Search relevance: 200.05 | Views last month: 4 | Catalog Last Checked: November 04, 2026 at 12:40 AM

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