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#1 Federal
ISIS 2 Topside Sounder Ionograms
- Organization: National Aeronautics and Space Administration
- Dataset Last Updated: June 22, 2026
These ionograms were digitized from the original ISIS-2 7-track analog telemetry tapes using the facilities of the former Data Evaluation Laboratory at the NASA/GSFC. This data restoration project...
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Search relevance: 1.00 | Views last month: 16 | Catalog Last Checked: June 23, 2026 at 09:08 PM
#2 Federal
ISIS 1 Topside Sounder Ionograms
- Organization: National Aeronautics and Space Administration
- Dataset Last Updated: June 22, 2026
These ionograms were digitized from the original ISIS-1 7-track analog telemetry tapes using the facilities of the former Data Evaluation Laboratory at the NASA/GSFC. This data restoration project...
- html
- html
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: June 23, 2026 at 09:10 PM

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